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authorStefan Reinauer <stefan.reinauer@coreboot.org>2016-05-03 15:53:33 -0700
committerStefan Reinauer <stefan.reinauer@coreboot.org>2016-05-17 21:38:17 +0200
commit4bab6e79b078c76d0a42883c4b4c9c68615d5a1e (patch)
tree2c7dda58587f464fa1baee712c95bb48c924ff76 /src/soc/intel/sch
parent083da160af4a0e3a76506af59477f105d78b9683 (diff)
intel/sch: Merge northbridge and southbridge in src/soc
Change-Id: I6ea9b9d2353c0d767c837e6d629b45f23b306f6e Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Reviewed-on: https://review.coreboot.org/14599 Tested-by: build bot (Jenkins) Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-by: Vladimir Serbinenko <phcoder@gmail.com>
Diffstat (limited to 'src/soc/intel/sch')
-rw-r--r--src/soc/intel/sch/Kconfig56
-rw-r--r--src/soc/intel/sch/Makefile.inc48
-rw-r--r--src/soc/intel/sch/acpi.c72
-rw-r--r--src/soc/intel/sch/acpi/ac97.asl33
-rw-r--r--src/soc/intel/sch/acpi/audio.asl30
-rw-r--r--src/soc/intel/sch/acpi/globalnvs.asl156
-rw-r--r--src/soc/intel/sch/acpi/hostbridge.asl233
-rw-r--r--src/soc/intel/sch/acpi/igd.asl73
-rw-r--r--src/soc/intel/sch/acpi/irqlinks.asl487
-rw-r--r--src/soc/intel/sch/acpi/lpc.asl261
-rw-r--r--src/soc/intel/sch/acpi/pata.asl74
-rw-r--r--src/soc/intel/sch/acpi/pci.asl71
-rw-r--r--src/soc/intel/sch/acpi/pcie.asl179
-rw-r--r--src/soc/intel/sch/acpi/peg.asl41
-rw-r--r--src/soc/intel/sch/acpi/sch.asl219
-rw-r--r--src/soc/intel/sch/acpi/sleepstates.asl21
-rw-r--r--src/soc/intel/sch/acpi/smbus.asl240
-rw-r--r--src/soc/intel/sch/acpi/usb.asl210
-rw-r--r--src/soc/intel/sch/audio.c312
-rw-r--r--src/soc/intel/sch/chip.h39
-rw-r--r--src/soc/intel/sch/early_init.c216
-rw-r--r--src/soc/intel/sch/early_smbus.c57
-rw-r--r--src/soc/intel/sch/gma.c85
-rw-r--r--src/soc/intel/sch/ide.c87
-rw-r--r--src/soc/intel/sch/lpc.c230
-rw-r--r--src/soc/intel/sch/mmc.c76
-rw-r--r--src/soc/intel/sch/northbridge.c294
-rw-r--r--src/soc/intel/sch/nvs.h140
-rw-r--r--src/soc/intel/sch/pcie.c91
-rw-r--r--src/soc/intel/sch/port_access.c73
-rw-r--r--src/soc/intel/sch/raminit.c373
-rw-r--r--src/soc/intel/sch/raminit.h178
-rw-r--r--src/soc/intel/sch/reset.c29
-rw-r--r--src/soc/intel/sch/sch.h69
-rw-r--r--src/soc/intel/sch/smbus.c75
-rw-r--r--src/soc/intel/sch/smbus.h94
-rw-r--r--src/soc/intel/sch/smi.c337
-rw-r--r--src/soc/intel/sch/smihandler.c399
-rw-r--r--src/soc/intel/sch/south.c22
-rw-r--r--src/soc/intel/sch/usb.c87
-rw-r--r--src/soc/intel/sch/usb_client.c62
-rw-r--r--src/soc/intel/sch/usb_ehci.c91
42 files changed, 6020 insertions, 0 deletions
diff --git a/src/soc/intel/sch/Kconfig b/src/soc/intel/sch/Kconfig
new file mode 100644
index 0000000000..6bbb168782
--- /dev/null
+++ b/src/soc/intel/sch/Kconfig
@@ -0,0 +1,56 @@
+#
+# This file is part of the coreboot project.
+#
+# Copyright (C) 2007-2010 coresystems GmbH
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+
+config SOC_INTEL_SCH
+ bool
+ select MMCONF_SUPPORT
+ select LATE_CBMEM_INIT
+ select INTEL_GMA_ACPI
+ select SOUTHBRIDGE_INTEL_COMMON
+ select HAVE_USBDEBUG
+ select HAVE_HARD_RESET
+ select HAVE_SMI_HANDLER
+
+if SOC_INTEL_SCH
+
+config VGA_BIOS_ID
+ string
+ default "8086,8108"
+
+config EHCI_BAR
+ hex
+ default 0xfef00000
+
+config HAVE_CMC
+ bool "Add a CMC state machine binary"
+ help
+ Select this option to add a CMC state machine binary to
+ the resulting coreboot image.
+
+ Note: Without this binary coreboot will not work
+
+config CMC_FILE
+ string "Intel CMC path and filename"
+ depends on HAVE_CMC
+ default "cmc.bin"
+ help
+ The path and filename of the file to use as CMC state machine
+ binary.
+
+config HPET_MIN_TICKS
+ hex
+ default 0x80
+
+endif
diff --git a/src/soc/intel/sch/Makefile.inc b/src/soc/intel/sch/Makefile.inc
new file mode 100644
index 0000000000..0a3cfd6d7d
--- /dev/null
+++ b/src/soc/intel/sch/Makefile.inc
@@ -0,0 +1,48 @@
+#
+# This file is part of the coreboot project.
+#
+# Copyright (C) 2007-2010 coresystems GmbH
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+
+ifeq ($(CONFIG_SOC_INTEL_SCH),y)
+
+ramstage-y += northbridge.c
+ramstage-y += gma.c
+ramstage-y += port_access.c
+ramstage-y += acpi.c
+
+ramstage-y += south.c
+ramstage-y += audio.c
+ramstage-y += lpc.c
+ramstage-y += ide.c
+ramstage-y += pcie.c
+ramstage-y += usb.c
+ramstage-y += usb_ehci.c
+ramstage-y += usb_client.c
+ramstage-y += mmc.c
+ramstage-y += smbus.c
+
+ramstage-y += reset.c
+
+ramstage-$(CONFIG_HAVE_SMI_HANDLER) += smi.c
+ramstage-$(CONFIG_HAVE_SMI_HANDLER) += ../../../cpu/x86/smm/smmrelocate.S
+smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c
+
+ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/hda_verb.c
+
+# We don't ship that, but booting without it is bound to fail
+cbfs-files-$(CONFIG_HAVE_CMC) += cmc.bin
+cmc.bin-file := $(call strip_quotes,$(CONFIG_CMC_FILE))
+cmc.bin-type := raw
+cmc.bin-position := 0xfffd0000
+
+endif
diff --git a/src/soc/intel/sch/acpi.c b/src/soc/intel/sch/acpi.c
new file mode 100644
index 0000000000..2c941d868e
--- /dev/null
+++ b/src/soc/intel/sch/acpi.c
@@ -0,0 +1,72 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <types.h>
+#include <string.h>
+#include <console/console.h>
+#include <arch/acpi.h>
+#include <arch/acpigen.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <cbmem.h>
+#include <arch/acpigen.h>
+#include <cpu/cpu.h>
+#include "sch.h"
+
+unsigned long acpi_fill_mcfg(unsigned long current)
+{
+ device_t dev;
+ u32 pciexbar = 0;
+ u32 pciexbar_reg;
+ int max_buses;
+
+ dev = dev_find_device(0x8086, 0x27a0, 0);
+ if (!dev)
+ return current;
+
+ pciexbar_reg = pci_read_config32(dev, 0x48);
+
+ /* MMCFG not supported or not enabled. */
+ if (!(pciexbar_reg & (1 << 0)))
+ return current;
+
+ switch ((pciexbar_reg >> 1) & 3) {
+ case 0: /* 256MB */
+ pciexbar = pciexbar_reg & ((1 << 31) | (1 << 30) | (1 << 29) |
+ (1 << 28));
+ max_buses = 256;
+ break;
+ case 1: /* 128M */
+ pciexbar = pciexbar_reg & ((1 << 31) | (1 << 30) | (1 << 29) |
+ (1 << 28) | (1 << 27));
+ max_buses = 128;
+ break;
+ case 2: /* 64M */
+ pciexbar = pciexbar_reg & ((1 << 31) | (1 << 30) | (1 << 29) |
+ (1 << 28) | (1 << 27) | (1 << 26));
+ max_buses = 64;
+ break;
+ default: /* RSVD */
+ return current;
+ }
+
+ if (!pciexbar)
+ return current;
+
+ current += acpi_create_mcfg_mmconfig((acpi_mcfg_mmconfig_t *) current,
+ pciexbar, 0x0, 0x0, max_buses - 1);
+ return current;
+}
diff --git a/src/soc/intel/sch/acpi/ac97.asl b/src/soc/intel/sch/acpi/ac97.asl
new file mode 100644
index 0000000000..e1db234a63
--- /dev/null
+++ b/src/soc/intel/sch/acpi/ac97.asl
@@ -0,0 +1,33 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+/* Intel i82801G AC'97 Audio and Modem */
+
+// Intel AC'97 Audio 0:1e.2
+
+Device (AUD0)
+{
+ Name (_ADR, 0x001e0002)
+}
+
+// Intel AC'97 Modem 0:1e.3
+
+Device (MODM)
+{
+ Name (_ADR, 0x001e0003)
+
+ Name (_PRW, Package(){ 5, 4 })
+}
diff --git a/src/soc/intel/sch/acpi/audio.asl b/src/soc/intel/sch/acpi/audio.asl
new file mode 100644
index 0000000000..9e0d997482
--- /dev/null
+++ b/src/soc/intel/sch/acpi/audio.asl
@@ -0,0 +1,30 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+/* Intel i82801G HDA */
+
+// Intel High Definition Audio (Azalia) 0:1b.0
+
+Device (HDEF)
+{
+ Name (_ADR, 0x001b0000)
+
+ // Power Resources for Wake
+ Name (_PRW, Package(){
+ 5, // Bit 5 of GPE
+ 4 // Can wake from S4 state.
+ })
+}
diff --git a/src/soc/intel/sch/acpi/globalnvs.asl b/src/soc/intel/sch/acpi/globalnvs.asl
new file mode 100644
index 0000000000..ea53953928
--- /dev/null
+++ b/src/soc/intel/sch/acpi/globalnvs.asl
@@ -0,0 +1,156 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+/* Global Variables */
+
+Name(\PICM, 0) // IOAPIC/8259
+Name(\DSEN, 1) // Display Output Switching Enable
+
+/* Global ACPI memory region. This region is used for passing information
+ * between coreboot (aka "the system bios"), ACPI, and the SMI handler.
+ * Since we don't know where this will end up in memory at ACPI compile time,
+ * we have to fix it up in coreboot's ACPI creation phase.
+ */
+
+External(NVSA)
+OperationRegion (GNVS, SystemMemory, NVSA, 0x100)
+Field (GNVS, ByteAcc, NoLock, Preserve)
+{
+ /* Miscellaneous */
+ Offset (0x00),
+ OSYS, 16, // 0x00 - Operating System
+ SMIF, 8, // 0x02 - SMI function
+ PRM0, 8, // 0x03 - SMI function parameter
+ PRM1, 8, // 0x04 - SMI function parameter
+ SCIF, 8, // 0x05 - SCI function
+ PRM2, 8, // 0x06 - SCI function parameter
+ PRM3, 8, // 0x07 - SCI function parameter
+ LCKF, 8, // 0x08 - Global Lock function for EC
+ PRM4, 8, // 0x09 - Lock function parameter
+ PRM5, 8, // 0x0a - Lock function parameter
+ P80D, 32, // 0x0b - Debug port (IO 0x80) value
+ LIDS, 8, // 0x0f - LID state (open = 1)
+ PWRS, 8, // 0x10 - Power State (AC = 1)
+ DBGS, 8, // 0x11 - Debug State
+ LINX, 8, // 0x12 - Linux OS
+ DCKN, 8, // 0x13 - PCIe docking state
+ /* Thermal policy */
+ Offset (0x14),
+ ACTT, 8, // 0x14 - active trip point
+ PSVT, 8, // 0x15 - passive trip point
+ TC1V, 8, // 0x16 - passive trip point TC1
+ TC2V, 8, // 0x17 - passive trip point TC2
+ TSPV, 8, // 0x18 - passive trip point TSP
+ CRTT, 8, // 0x19 - critical trip point
+ DTSE, 8, // 0x1a - Digital Thermal Sensor enable
+ DTS1, 8, // 0x1b - DT sensor 1
+ DTS2, 8, // 0x1c - DT sensor 2
+ /* Battery Support */
+ Offset (0x1e),
+ BNUM, 8, // 0x1e - number of batteries
+ B0SC, 8, // 0x1f - BAT0 stored capacity
+ B1SC, 8, // 0x20 - BAT1 stored capacity
+ B2SC, 8, // 0x21 - BAT2 stored capacity
+ B0SS, 8, // 0x22 - BAT0 stored status
+ B1SS, 8, // 0x23 - BAT1 stored status
+ B2SS, 8, // 0x24 - BAT2 stored status
+ /* Processor Identification */
+ Offset (0x28),
+ APIC, 8, // 0x28 - APIC Enabled by coreboot
+ MPEN, 8, // 0x29 - Multi Processor Enable
+ PCP0, 8, // 0x2a - PDC CPU/CORE 0
+ PCP1, 8, // 0x2b - PDC CPU/CORE 1
+ PPCM, 8, // 0x2c - Max. PPC state
+ /* Super I/O & CMOS config */
+ Offset (0x32),
+ NATP, 8, // 0x32 - ...
+ /* Integrated Graphics Device */
+ Offset (0x3c),
+ IGDS, 8, // 0x3c - IGD state (primary = 1)
+ TLST, 8, // 0x3d - Display Toggle List pointer
+ CADL, 8, // 0x3e - Currently Attached Devices List
+ PADL, 8, // 0x3f - Previously Attached Devices List
+ CSTE, 16, // 0x40 - Current display state
+ NSTE, 16, // 0x42 - Next display state
+ SSTE, 16, // 0x44 - Set display state
+ Offset (0x46),
+ NDID, 8, // 0x46 - Number of Device IDs
+ DID1, 32, // 0x47 - Device ID 1
+ DID2, 32, // 0x4b - Device ID 2
+ DID3, 32, // 0x4f - Device ID 3
+ DID4, 32, // 0x53 - Device ID 4
+ DID5, 32, // 0x57 - Device ID 5
+ /* Backlight Control */
+ Offset (0x64),
+ BLCS, 8, // 0x64 - Backlight control possible?
+ BRTL, 8, // 0x65 - Brightness Level
+ ODDS, 8, // 0x66
+ /* Ambient Light Sensors */
+ Offset (0x6e),
+ ALSE, 8, // 0x6e - ALS enable
+ ALAF, 8, // 0x6f - Ambient light adjustment factor
+ LLOW, 8, // 0x70 - LUX Low
+ LHIH, 8, // 0x71 - LUX High
+ /* EMA */
+ Offset (0x78),
+ EMAE, 8, // 0x78 - EMA enable
+ EMAP, 16, // 0x79 - EMA pointer
+ EMAL, 16, // 0x7b - EMA length
+ /* MEF */
+ Offset (0x82),
+ MEFE, 8, // 0x82 - MEF enable
+ /* TPM support */
+ Offset (0x8c),
+ TPMP, 8, // 0x8c - TPM
+ TPME, 8, // 0x8d - TPM enable
+ /* SATA */
+ Offset (0x96),
+ GTF0, 56, // 0x96 - GTF task file buffer for port 0
+ GTF1, 56, // 0x9d - GTF task file buffer for port 1
+ GTF2, 56, // 0xa4 - GTF task file buffer for port 2
+ IDEM, 8, // 0xab - IDE mode (compatible / enhanced)
+ IDET, 8, // 0xac - IDE
+ /* IGD OpRegion */
+ Offset (0xb4),
+ ASLB, 32, // 0xb4 - IGD OpRegion Base Address
+ IBTT, 8, // 0xb8 - IGD boot panel device
+ IPAT, 8, // 0xb9 - IGD panel type cmos option
+ ITVF, 8, // 0xba - IGD TV format cmos option
+ ITVM, 8, // 0xbb - IGD TV minor format option
+ IPSC, 8, // 0xbc - IGD panel scaling
+ IBLC, 8, // 0xbd - IGD BLC config
+ IBIA, 8, // 0xbe - IGD BIA config
+ ISSC, 8, // 0xbf - IGD SSC config
+ I409, 8, // 0xc0 - IGD 0409 modified settings
+ I509, 8, // 0xc1 - IGD 0509 modified settings
+ I609, 8, // 0xc2 - IGD 0609 modified settings
+ I709, 8, // 0xc3 - IGD 0709 modified settings
+ IDMM, 8, // 0xc4 - IGD DVMT Mode
+ IDMS, 8, // 0xc5 - IGD DVMT memory size
+ IF1E, 8, // 0xc6 - IGD function 1 enable
+ HVCO, 8, // 0xc7 - IGD HPLL VCO
+ NXD1, 32, // 0xc8 - IGD _DGS next DID1
+ NXD2, 32, // 0xcc - IGD _DGS next DID2
+ NXD3, 32, // 0xd0 - IGD _DGS next DID3
+ NXD4, 32, // 0xd4 - IGD _DGS next DID4
+ NXD5, 32, // 0xd8 - IGD _DGS next DID5
+ NXD6, 32, // 0xdc - IGD _DGS next DID6
+ NXD7, 32, // 0xe0 - IGD _DGS next DID7
+ NXD8, 32, // 0xe4 - IGD _DGS next DID8
+ /* Mainboard Specific (TODO move elsewhere) */
+ Offset (0xf0),
+ DOCK, 8, // 0xf0 - Docking Status
+}
diff --git a/src/soc/intel/sch/acpi/hostbridge.asl b/src/soc/intel/sch/acpi/hostbridge.asl
new file mode 100644
index 0000000000..67bee8c37a
--- /dev/null
+++ b/src/soc/intel/sch/acpi/hostbridge.asl
@@ -0,0 +1,233 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <arch/ioapic.h>
+
+Name(_HID,EISAID("PNP0A08")) // PCIe
+Name(_CID,EISAID("PNP0A03")) // PCI
+
+Name(_ADR, 0)
+Name(_BBN, 0)
+
+Device (MCHC)
+{
+ Name(_ADR, 0x00000000) // 0:0.0
+
+ OperationRegion(MCHP, PCI_Config, 0x00, 0x100)
+ Field (MCHP, DWordAcc, NoLock, Preserve)
+ {
+ Offset (0x40), // EPBAR
+ EPEN, 1, // Enable
+ , 11, //
+ EPBR, 20, // EPBAR
+
+ Offset (0x44), // MCHBAR
+ MHEN, 1, // Enable
+ , 13, //
+ MHBR, 18, // MCHBAR
+
+ Offset (0x48), // PCIe BAR
+ PXEN, 1, // Enable
+ PXSZ, 2, // BAR size
+ , 23, //
+ PXBR, 6, // PCIe BAR
+
+ Offset (0x4c), // DMIBAR
+ DMEN, 1, // Enable
+ , 11, //
+ DMBR, 20, // DMIBAR
+
+ // ...
+
+ Offset (0x90), // PAM0
+ , 4,
+ PM0H, 2,
+ , 2,
+ Offset (0x91), // PAM1
+ PM1L, 2,
+ , 2,
+ PM1H, 2,
+ , 2,
+ Offset (0x92), // PAM2
+ PM2L, 2,
+ , 2,
+ PM2H, 2,
+ , 2,
+ Offset (0x93), // PAM3
+ PM3L, 2,
+ , 2,
+ PM3H, 2,
+ , 2,
+ Offset (0x94), // PAM4
+ PM4L, 2,
+ , 2,
+ PM4H, 2,
+ , 2,
+ Offset (0x95), // PAM5
+ PM5L, 2,
+ , 2,
+ PM5H, 2,
+ , 2,
+ Offset (0x96), // PAM6
+ PM6L, 2,
+ , 2,
+ PM6H, 2,
+ , 2,
+
+ Offset (0x9c), // Top of Low Used Memory
+ , 3,
+ TLUD, 5,
+
+ Offset (0xa0), // Top of Used Memory
+ TOM, 16,
+ }
+
+}
+
+
+// Current Resource Settings
+Name (MCRS, ResourceTemplate()
+{
+ // Bus Numbers
+ WordBusNumber (ResourceProducer, MinFixed, MaxFixed, PosDecode,
+ 0x0000, 0x0000, 0x00ff, 0x0000, 0x0100,,, PB00)
+
+ // IO Region 0
+ DWordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
+ 0x0000, 0x0000, 0x0cf7, 0x0000, 0x0cf8,,, PI00)
+
+ // PCI Config Space
+ Io (Decode16, 0x0cf8, 0x0cf8, 0x0001, 0x0008)
+
+ // IO Region 1
+ DWordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange,
+ 0x0000, 0x0d00, 0xffff, 0x0000, 0xf300,,, PI01)
+
+ // VGA memory (0xa0000-0xbffff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000a0000, 0x000bffff, 0x00000000,
+ 0x00020000,,, ASEG)
+
+ // OPROM reserved (0xc0000-0xc3fff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000c0000, 0x000c3fff, 0x00000000,
+ 0x00004000,,, OPR0)
+
+ // OPROM reserved (0xc4000-0xc7fff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000c4000, 0x000c7fff, 0x00000000,
+ 0x00004000,,, OPR1)
+
+ // OPROM reserved (0xc8000-0xcbfff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000c8000, 0x000cbfff, 0x00000000,
+ 0x00004000,,, OPR2)
+
+ // OPROM reserved (0xcc000-0xcffff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000cc000, 0x000cffff, 0x00000000,
+ 0x00004000,,, OPR3)
+
+ // OPROM reserved (0xd0000-0xd3fff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000d0000, 0x000d3fff, 0x00000000,
+ 0x00004000,,, OPR4)
+
+ // OPROM reserved (0xd4000-0xd7fff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000d4000, 0x000d7fff, 0x00000000,
+ 0x00004000,,, OPR5)
+
+ // OPROM reserved (0xd8000-0xdbfff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000d8000, 0x000dbfff, 0x00000000,
+ 0x00004000,,, OPR6)
+
+ // OPROM reserved (0xdc000-0xdffff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000dc000, 0x000dffff, 0x00000000,
+ 0x00004000,,, OPR7)
+
+ // BIOS Extension (0xe0000-0xe3fff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000e0000, 0x000e3fff, 0x00000000,
+ 0x00004000,,, ESG0)
+
+ // BIOS Extension (0xe4000-0xe7fff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000e4000, 0x000e7fff, 0x00000000,
+ 0x00004000,,, ESG1)
+
+ // BIOS Extension (0xe8000-0xebfff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000e8000, 0x000ebfff, 0x00000000,
+ 0x00004000,,, ESG2)
+
+ // BIOS Extension (0xec000-0xeffff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000ec000, 0x000effff, 0x00000000,
+ 0x00004000,,, ESG3)
+
+ // System BIOS (0xf0000-0xfffff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x000f0000, 0x000fffff, 0x00000000,
+ 0x00010000,,, FSEG)
+
+ // PCI Memory Region (Top of memory-0xfebfffff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0x00000000, 0xfebfffff, 0x00000000,
+ IO_APIC_ADDR,,, PM01)
+
+ // TPM Area (0xfed40000-0xfed44fff)
+ DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, 0xfed40000, 0xfed44fff, 0x00000000,
+ 0x00005000,,, TPMR)
+})
+
+Method (_CRS, 0, Serialized)
+{
+ // Find PCI resource area in MCRS
+ CreateDwordField(MCRS, ^PM01._MIN, PMIN)
+ CreateDwordField(MCRS, ^PM01._MAX, PMAX)
+ CreateDwordField(MCRS, ^PM01._LEN, PLEN)
+
+ // Fix up PCI memory region:
+ // Enter actual TOLUD. The TOLUD register contains bits 27-31 of
+ // the top of memory address.
+ ShiftLeft (^MCHC.TLUD, 27, PMIN)
+ Add(Subtract(PMAX, PMIN), 1, PLEN)
+
+ Return (MCRS)
+}
+
+/* IRQ assignment is mainboard specific. Get it from mainboard ACPI code */
+#include "acpi/northbridge_pci_irqs.asl"
diff --git a/src/soc/intel/sch/acpi/igd.asl b/src/soc/intel/sch/acpi/igd.asl
new file mode 100644
index 0000000000..dcc782f0b8
--- /dev/null
+++ b/src/soc/intel/sch/acpi/igd.asl
@@ -0,0 +1,73 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+Device (GFX0)
+{
+ Name (_ADR, 0x00020000)
+
+ OperationRegion (GFXC, PCI_Config, 0x00, 0x0100)
+ Field (GFXC, DWordAcc, NoLock, Preserve)
+ {
+ Offset (0x10),
+ BAR0, 64
+ }
+
+ OperationRegion (GFRG, SystemMemory, And(BAR0, 0xfffffffffffffff0), 0x400000)
+ Field (GFRG, DWordAcc, NoLock, Preserve)
+ {
+ Offset (0x61250),
+ CR1, 32,
+ BCLV, 16,
+ BCLM, 16,
+ }
+
+ Name (BRIG, Package (0x12)
+ {
+ 0x61,
+ 0x61,
+ 0x2,
+ 0x4,
+ 0x5,
+ 0x7,
+ 0x9,
+ 0xb,
+ 0xd,
+ 0x11,
+ 0x14,
+ 0x17,
+ 0x1c,
+ 0x20,
+ 0x27,
+ 0x31,
+ 0x41,
+ 0x61,
+ })
+
+ Method (XBCM, 1, NotSerialized)
+ {
+ Store (ShiftLeft (Arg0, 4), BCLV)
+ Store (0x80000000, CR1)
+ Store (0x0610, BCLM)
+ }
+
+ Method (XBQC, 0, NotSerialized)
+ {
+ Store (BCLV, Local0)
+ ShiftRight (Local0, 4, Local0)
+ Return (Local0)
+ }
+#include <drivers/intel/gma/acpi/common.asl>
+}
diff --git a/src/soc/intel/sch/acpi/irqlinks.asl b/src/soc/intel/sch/acpi/irqlinks.asl
new file mode 100644
index 0000000000..2d029242d8
--- /dev/null
+++ b/src/soc/intel/sch/acpi/irqlinks.asl
@@ -0,0 +1,487 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+Device (LNKA)
+{
+ Name (_HID, EISAID("PNP0C0F"))
+ Name (_UID, 1)
+
+ // Disable method
+ Method (_DIS, 0, Serialized)
+ {
+ Store (0x80, PRTA)
+ }
+
+ // Possible Resource Settings for this Link
+ Name (_PRS, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared)
+ { 3, 4, 5, 6, 7, 10, 12, 14, 15 }
+ })
+
+ // Current Resource Settings for this link
+ Method (_CRS, 0, Serialized)
+ {
+ Name (RTLA, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared) {}
+ })
+ CreateWordField(RTLA, 1, IRQ0)
+
+ // Clear the WordField
+ Store (Zero, IRQ0)
+
+ // Set the bit from PRTA
+ ShiftLeft(1, And(PRTA, 0x0f), IRQ0)
+
+ Return (RTLA)
+ }
+
+ // Set Resource Setting for this IRQ link
+ Method (_SRS, 1, Serialized)
+ {
+ CreateWordField(Arg0, 1, IRQ0)
+
+ // Which bit is set?
+ FindSetRightBit(IRQ0, Local0)
+
+ Decrement(Local0)
+ Store(Local0, PRTA)
+ }
+
+ // Status
+ Method (_STA, 0, Serialized)
+ {
+ If(And(PRTA, 0x80)) {
+ Return (0x9)
+ } Else {
+ Return (0xb)
+ }
+ }
+}
+
+Device (LNKB)
+{
+ Name (_HID, EISAID("PNP0C0F"))
+ Name (_UID, 2)
+
+ // Disable method
+ Method (_DIS, 0, Serialized)
+ {
+ Store (0x80, PRTB)
+ }
+
+ // Possible Resource Settings for this Link
+ Name (_PRS, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared)
+ { 3, 4, 5, 6, 7, 11, 12, 14, 15 }
+ })
+
+ // Current Resource Settings for this link
+ Method (_CRS, 0, Serialized)
+ {
+ Name (RTLB, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared) {}
+ })
+ CreateWordField(RTLB, 1, IRQ0)
+
+ // Clear the WordField
+ Store (Zero, IRQ0)
+
+ // Set the bit from PRTB
+ ShiftLeft(1, And(PRTB, 0x0f), IRQ0)
+
+ Return (RTLB)
+ }
+
+ // Set Resource Setting for this IRQ link
+ Method (_SRS, 1, Serialized)
+ {
+ CreateWordField(Arg0, 1, IRQ0)
+
+ // Which bit is set?
+ FindSetRightBit(IRQ0, Local0)
+
+ Decrement(Local0)
+ Store(Local0, PRTB)
+ }
+
+ // Status
+ Method (_STA, 0, Serialized)
+ {
+ If(And(PRTB, 0x80)) {
+ Return (0x9)
+ } Else {
+ Return (0xb)
+ }
+ }
+}
+
+Device (LNKC)
+{
+ Name (_HID, EISAID("PNP0C0F"))
+ Name (_UID, 3)
+
+ // Disable method
+ Method (_DIS, 0, Serialized)
+ {
+ Store (0x80, PRTC)
+ }
+
+ // Possible Resource Settings for this Link
+ Name (_PRS, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared)
+ { 3, 4, 5, 6, 7, 10, 12, 14, 15 }
+ })
+
+ // Current Resource Settings for this link
+ Method (_CRS, 0, Serialized)
+ {
+ Name (RTLC, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared) {}
+ })
+ CreateWordField(RTLC, 1, IRQ0)
+
+ // Clear the WordField
+ Store (Zero, IRQ0)
+
+ // Set the bit from PRTC
+ ShiftLeft(1, And(PRTC, 0x0f), IRQ0)
+
+ Return (RTLC)
+ }
+
+ // Set Resource Setting for this IRQ link
+ Method (_SRS, 1, Serialized)
+ {
+ CreateWordField(Arg0, 1, IRQ0)
+
+ // Which bit is set?
+ FindSetRightBit(IRQ0, Local0)
+
+ Decrement(Local0)
+ Store(Local0, PRTC)
+ }
+
+ // Status
+ Method (_STA, 0, Serialized)
+ {
+ If(And(PRTC, 0x80)) {
+ Return (0x9)
+ } Else {
+ Return (0xb)
+ }
+ }
+}
+
+Device (LNKD)
+{
+ Name (_HID, EISAID("PNP0C0F"))
+ Name (_UID, 4)
+
+ // Disable method
+ Method (_DIS, 0, Serialized)
+ {
+ Store (0x80, PRTD)
+ }
+
+ // Possible Resource Settings for this Link
+ Name (_PRS, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared)
+ { 3, 4, 5, 6, 7, 11, 12, 14, 15 }
+ })
+
+ // Current Resource Settings for this link
+ Method (_CRS, 0, Serialized)
+ {
+ Name (RTLD, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared) {}
+ })
+ CreateWordField(RTLD, 1, IRQ0)
+
+ // Clear the WordField
+ Store (Zero, IRQ0)
+
+ // Set the bit from PRTD
+ ShiftLeft(1, And(PRTD, 0x0f), IRQ0)
+
+ Return (RTLD)
+ }
+
+ // Set Resource Setting for this IRQ link
+ Method (_SRS, 1, Serialized)
+ {
+ CreateWordField(Arg0, 1, IRQ0)
+
+ // Which bit is set?
+ FindSetRightBit(IRQ0, Local0)
+
+ Decrement(Local0)
+ Store(Local0, PRTD)
+ }
+
+ // Status
+ Method (_STA, 0, Serialized)
+ {
+ If(And(PRTD, 0x80)) {
+ Return (0x9)
+ } Else {
+ Return (0xb)
+ }
+ }
+}
+
+Device (LNKE)
+{
+ Name (_HID, EISAID("PNP0C0F"))
+ Name (_UID, 5)
+
+ // Disable method
+ Method (_DIS, 0, Serialized)
+ {
+ Store (0x80, PRTE)
+ }
+
+ // Possible Resource Settings for this Link
+ Name (_PRS, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared)
+ { 3, 4, 5, 6, 7, 10, 12, 14, 15 }
+ })
+
+ // Current Resource Settings for this link
+ Method (_CRS, 0, Serialized)
+ {
+ Name (RTLE, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared) {}
+ })
+ CreateWordField(RTLE, 1, IRQ0)
+
+ // Clear the WordField
+ Store (Zero, IRQ0)
+
+ // Set the bit from PRTE
+ ShiftLeft(1, And(PRTE, 0x0f), IRQ0)
+
+ Return (RTLE)
+ }
+
+ // Set Resource Setting for this IRQ link
+ Method (_SRS, 1, Serialized)
+ {
+ CreateWordField(Arg0, 1, IRQ0)
+
+ // Which bit is set?
+ FindSetRightBit(IRQ0, Local0)
+
+ Decrement(Local0)
+ Store(Local0, PRTE)
+ }
+
+ // Status
+ Method (_STA, 0, Serialized)
+ {
+ If(And(PRTE, 0x80)) {
+ Return (0x9)
+ } Else {
+ Return (0xb)
+ }
+ }
+}
+
+Device (LNKF)
+{
+ Name (_HID, EISAID("PNP0C0F"))
+ Name (_UID, 6)
+
+ // Disable method
+ Method (_DIS, 0, Serialized)
+ {
+ Store (0x80, PRTF)
+ }
+
+ // Possible Resource Settings for this Link
+ Name (_PRS, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared)
+ { 3, 4, 5, 6, 7, 11, 12, 14, 15 }
+ })
+
+ // Current Resource Settings for this link
+ Method (_CRS, 0, Serialized)
+ {
+ Name (RTLF, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared) {}
+ })
+ CreateWordField(RTLF, 1, IRQ0)
+
+ // Clear the WordField
+ Store (Zero, IRQ0)
+
+ // Set the bit from PRTF
+ ShiftLeft(1, And(PRTF, 0x0f), IRQ0)
+
+ Return (RTLF)
+ }
+
+ // Set Resource Setting for this IRQ link
+ Method (_SRS, 1, Serialized)
+ {
+ CreateWordField(Arg0, 1, IRQ0)
+
+ // Which bit is set?
+ FindSetRightBit(IRQ0, Local0)
+
+ Decrement(Local0)
+ Store(Local0, PRTF)
+ }
+
+ // Status
+ Method (_STA, 0, Serialized)
+ {
+ If(And(PRTF, 0x80)) {
+ Return (0x9)
+ } Else {
+ Return (0xb)
+ }
+ }
+}
+
+Device (LNKG)
+{
+ Name (_HID, EISAID("PNP0C0F"))
+ Name (_UID, 7)
+
+ // Disable method
+ Method (_DIS, 0, Serialized)
+ {
+ Store (0x80, PRTG)
+ }
+
+ // Possible Resource Settings for this Link
+ Name (_PRS, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared)
+ { 3, 4, 5, 6, 7, 10, 12, 14, 15 }
+ })
+
+ // Current Resource Settings for this link
+ Method (_CRS, 0, Serialized)
+ {
+ Name (RTLG, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared) {}
+ })
+ CreateWordField(RTLG, 1, IRQ0)
+
+ // Clear the WordField
+ Store (Zero, IRQ0)
+
+ // Set the bit from PRTG
+ ShiftLeft(1, And(PRTG, 0x0f), IRQ0)
+
+ Return (RTLG)
+ }
+
+ // Set Resource Setting for this IRQ link
+ Method (_SRS, 1, Serialized)
+ {
+ CreateWordField(Arg0, 1, IRQ0)
+
+ // Which bit is set?
+ FindSetRightBit(IRQ0, Local0)
+
+ Decrement(Local0)
+ Store(Local0, PRTG)
+ }
+
+ // Status
+ Method (_STA, 0, Serialized)
+ {
+ If(And(PRTG, 0x80)) {
+ Return (0x9)
+ } Else {
+ Return (0xb)
+ }
+ }
+}
+
+Device (LNKH)
+{
+ Name (_HID, EISAID("PNP0C0F"))
+ Name (_UID, 8)
+
+ // Disable method
+ Method (_DIS, 0, Serialized)
+ {
+ Store (0x80, PRTH)
+ }
+
+ // Possible Resource Settings for this Link
+ Name (_PRS, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared)
+ { 3, 4, 5, 6, 7, 11, 12, 14, 15 }
+ })
+
+ // Current Resource Settings for this link
+ Method (_CRS, 0, Serialized)
+ {
+ Name (RTLH, ResourceTemplate()
+ {
+ IRQ(Level, ActiveLow, Shared) {}
+ })
+ CreateWordField(RTLH, 1, IRQ0)
+
+ // Clear the WordField
+ Store (Zero, IRQ0)
+
+ // Set the bit from PRTH
+ ShiftLeft(1, And(PRTH, 0x0f), IRQ0)
+
+ Return (RTLH)
+ }
+
+ // Set Resource Setting for this IRQ link
+ Method (_SRS, 1, Serialized)
+ {
+ CreateWordField(Arg0, 1, IRQ0)
+
+ // Which bit is set?
+ FindSetRightBit(IRQ0, Local0)
+
+ Decrement(Local0)
+ Store(Local0, PRTH)
+ }
+
+ // Status
+ Method (_STA, 0, Serialized)
+ {
+ If(And(PRTH, 0x80)) {
+ Return (0x9)
+ } Else {
+ Return (0xb)
+ }
+ }
+}
diff --git a/src/soc/intel/sch/acpi/lpc.asl b/src/soc/intel/sch/acpi/lpc.asl
new file mode 100644
index 0000000000..518bdaef8e
--- /dev/null
+++ b/src/soc/intel/sch/acpi/lpc.asl
@@ -0,0 +1,261 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+// Intel LPC Bus Device - 0:1f.0
+
+Device (LPCB)
+{
+ Name(_ADR, 0x001f0000)
+
+ OperationRegion(LPC0, PCI_Config, 0x00, 0x100)
+ Field (LPC0, AnyAcc, NoLock, Preserve)
+ {
+ Offset (0x40),
+ PMBS, 16, // PMBASE
+ Offset (0x60), // Interrupt Routing Registers
+ PRTA, 8,
+ PRTB, 8,
+ PRTC, 8,
+ PRTD, 8,
+ Offset (0x68),
+ PRTE, 8,
+ PRTF, 8,
+ PRTG, 8,
+ PRTH, 8,
+
+ Offset (0x80), // IO Decode Ranges
+ IOD0, 8,
+ IOD1, 8,
+
+ Offset (0xf0), // RCBA
+ RCEN, 1,
+ , 13,
+ RCBA, 18,
+ }
+
+// #include "irqlinks.asl"
+ #include "irqlinks.asl"
+
+ #include "acpi/ec.asl"
+
+ Device (DMAC) // DMA Controller
+ {
+ Name(_HID, EISAID("PNP0200"))
+ Name(_CRS, ResourceTemplate()
+ {
+ IO (Decode16, 0x00, 0x00, 0x01, 0x20)
+ IO (Decode16, 0x81, 0x81, 0x01, 0x11)
+ IO (Decode16, 0x93, 0x93, 0x01, 0x0d)
+ IO (Decode16, 0xc0, 0xc0, 0x01, 0x20)
+ DMA (Compatibility, NotBusMaster, Transfer8_16) { 4 }
+ })
+ }
+
+ Device (FWH) // Firmware Hub
+ {
+ Name (_HID, EISAID("INT0800"))
+ Name (_CRS, ResourceTemplate()
+ {
+ Memory32Fixed(ReadOnly, 0xff000000, 0x01000000)
+ })
+ }
+
+ Device (HPET)
+ {
+ Name (_HID, EISAID("PNP0103"))
+ Name (_CID, 0x010CD041)
+
+ Name(BUF0, ResourceTemplate()
+ {
+ Memory32Fixed(ReadOnly, 0xfed00000, 0x400, FED0)
+ })
+
+ Method (_STA, 0) // Device Status
+ {
+ If (HPTE) {
+ // Note: Ancient versions of Windows don't want
+ // to see the HPET in order to work right
+ If (LGreaterEqual(OSYS, 2001)) {
+ Return (0xf) // Enable and show device
+ } Else {
+ Return (0xb) // Enable and don't show device
+ }
+ }
+
+ Return (0x0) // Not enabled, don't show.
+ }
+
+ Method (_CRS, 0, Serialized) // Current resources
+ {
+ If (HPTE) {
+ CreateDWordField(BUF0, \_SB.PCI0.LPCB.HPET.FED0._BAS, HPT0)
+ If (Lequal(HPAS, 1)) {
+ Store(0xfed01000, HPT0)
+ }
+
+ If (Lequal(HPAS, 2)) {
+ Store(0xfed02000, HPT0)
+ }
+
+ If (Lequal(HPAS, 3)) {
+ Store(0xfed03000, HPT0)
+ }
+ }
+
+ Return (BUF0)
+ }
+ }
+
+ Device(PIC) // 8259 Interrupt Controller
+ {
+ Name(_HID,EISAID("PNP0000"))
+ Name(_CRS, ResourceTemplate()
+ {
+ IO (Decode16, 0x20, 0x20, 0x01, 0x02)
+ IO (Decode16, 0x24, 0x24, 0x01, 0x02)
+ IO (Decode16, 0x28, 0x28, 0x01, 0x02)
+ IO (Decode16, 0x2c, 0x2c, 0x01, 0x02)
+ IO (Decode16, 0x30, 0x30, 0x01, 0x02)
+ IO (Decode16, 0x34, 0x34, 0x01, 0x02)
+ IO (Decode16, 0x38, 0x38, 0x01, 0x02)
+ IO (Decode16, 0x3c, 0x3c, 0x01, 0x02)
+ IO (Decode16, 0xa0, 0xa0, 0x01, 0x02)
+ IO (Decode16, 0xa4, 0xa4, 0x01, 0x02)
+ IO (Decode16, 0xa8, 0xa8, 0x01, 0x02)
+ IO (Decode16, 0xac, 0xac, 0x01, 0x02)
+ IO (Decode16, 0xb0, 0xb0, 0x01, 0x02)
+ IO (Decode16, 0xb4, 0xb4, 0x01, 0x02)
+ IO (Decode16, 0xb8, 0xb8, 0x01, 0x02)
+ IO (Decode16, 0xbc, 0xbc, 0x01, 0x02)
+ IO (Decode16, 0x4d0, 0x4d0, 0x01, 0x02)
+ IRQNoFlags () { 2 }
+ })
+ }
+
+ Device(MATH) // FPU
+ {
+ Name (_HID, EISAID("PNP0C04"))
+ Name (_CRS, ResourceTemplate()
+ {
+ IO (Decode16, 0xf0, 0xf0, 0x01, 0x01)
+ IRQNoFlags() { 13 }
+ })
+ }
+
+ Device(LDRC) // LPC device: Resource consumption
+ {
+ Name (_HID, EISAID("PNP0C02"))
+ Name (_UID, 2)
+ Name (_CRS, ResourceTemplate()
+ {
+ IO (Decode16, 0x2e, 0x2e, 0x1, 0x02) // First SuperIO
+ IO (Decode16, 0x4e, 0x4e, 0x1, 0x02) // Second SuperIO
+ IO (Decode16, 0x61, 0x61, 0x1, 0x01) // NMI Status
+ IO (Decode16, 0x63, 0x63, 0x1, 0x01) // CPU Reserved
+ IO (Decode16, 0x65, 0x65, 0x1, 0x01) // CPU Reserved
+ IO (Decode16, 0x67, 0x67, 0x1, 0x01) // CPU Reserved
+ IO (Decode16, 0x80, 0x80, 0x1, 0x01) // Port 80 Post
+ IO (Decode16, 0x92, 0x92, 0x1, 0x01) // CPU Reserved
+ IO (Decode16, 0xb2, 0xb2, 0x1, 0x02) // SWSMI
+ // IO (Decode16, 0x680, 0x680, 0x1, 0x70) // IO ???
+ IO (Decode16, 0x800, 0x800, 0x1, 0x10) // ACPI I/O trap
+ IO (Decode16, 0x0500, 0x0500, 0x1, 0x80) // ICH7-M ACPI
+ IO (Decode16, 0x0480, 0x0480, 0x1, 0x40) // ICH7-M GPIO
+ // IO (Decode16, 0x1640, 0x1640, 0x1, 0x10) // IO ???
+ })
+ }
+
+ Device (RTC) // Real Time Clock
+ {
+ Name (_HID, EISAID("PNP0B00"))
+ Name (_CRS, ResourceTemplate()
+ {
+ IO (Decode16, 0x70, 0x70, 1, 8)
+ IRQNoFlags() { 8 }
+ })
+ }
+
+ Device (TIMR) // Intel 8254 timer
+ {
+ Name(_HID, EISAID("PNP0100"))
+ Name(_CRS, ResourceTemplate()
+ {
+ IO (Decode16, 0x40, 0x40, 0x01, 0x04)
+ IO (Decode16, 0x50, 0x50, 0x10, 0x04)
+ IRQNoFlags() {0}
+ })
+ }
+
+ #include "acpi/superio.asl"
+
+ Device (PS2K) // Keyboard
+ {
+ Name(_HID, EISAID("PNP0303"))
+ Name(_CID, EISAID("PNP030B"))
+
+ Name(_CRS, ResourceTemplate()
+ {
+ IO (Decode16, 0x60, 0x60, 0x01, 0x01)
+ IO (Decode16, 0x64, 0x64, 0x01, 0x01)
+ IRQ (Edge, ActiveHigh, Exclusive) { 0x01 } // IRQ 1
+ })
+
+ Method (_STA, 0)
+ {
+ Return (0xf)
+ }
+ }
+
+ Device (PS2M) // Mouse
+ {
+ Name(_HID, EISAID("PNP0F13"))
+ Name(_CRS, ResourceTemplate()
+ {
+ IRQ (Edge, ActiveHigh, Exclusive) { 0x0c } // IRQ 12
+ })
+
+ Method(_STA, 0)
+ {
+ Return (0xf)
+ }
+ }
+
+ Device (FDC0) // Floppy controller
+ {
+ Name (_HID, EisaId ("PNP0700"))
+ Method (_STA, 0, NotSerialized)
+ {
+ Return (0x0f) // FIXME
+ }
+
+ Name(_CRS, ResourceTemplate()
+ {
+ IO (Decode16, 0x03F0, 0x03F0, 0x01, 0x06)
+ IO (Decode16, 0x03F7, 0x03F7, 0x01, 0x01)
+ IRQNoFlags () {6}
+ DMA (Compatibility, NotBusMaster, Transfer8) {2}
+ })
+
+ Name(_PRS, ResourceTemplate()
+ {
+ IO (Decode16, 0x03F0, 0x03F0, 0x01, 0x06)
+ IO (Decode16, 0x03F7, 0x03F7, 0x01, 0x01)
+ IRQNoFlags () {6}
+ DMA (Compatibility, NotBusMaster, Transfer8) {2}
+ })
+
+ }
+}
diff --git a/src/soc/intel/sch/acpi/pata.asl b/src/soc/intel/sch/acpi/pata.asl
new file mode 100644
index 0000000000..3d37b672df
--- /dev/null
+++ b/src/soc/intel/sch/acpi/pata.asl
@@ -0,0 +1,74 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+// Intel PATA Controller 0:1f.1
+
+Device (PATA)
+{
+ Name (_ADR, 0x001f0001)
+
+ Device (PRID)
+ {
+ Name (_ADR, 0)
+
+ // Get Timing Mode
+ Method (_GTM)
+ {
+ Name(PBUF, Buffer(20) {
+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+ 0x00,0x00,0x00,0x00 })
+
+ CreateDwordField (PBUF, 0, PIO0)
+ CreateDwordField (PBUF, 4, DMA0)
+ CreateDwordField (PBUF, 8, PIO1)
+ CreateDwordField (PBUF, 12, DMA1)
+ CreateDwordField (PBUF, 16, FLAG)
+
+ // TODO fill return structure
+
+ Return (PBUF)
+ }
+
+ // Set Timing Mode
+ Method (_STM, 3)
+ {
+ CreateDwordField (Arg0, 0, PIO0)
+ CreateDwordField (Arg0, 4, DMA0)
+ CreateDwordField (Arg0, 8, PIO1)
+ CreateDwordField (Arg0, 12, DMA1)
+ CreateDwordField (Arg0, 16, FLAG)
+
+ // TODO: Do the deed
+ }
+
+ Device (DSK0)
+ {
+ Name (_ADR, 0)
+ // TODO: _RMV ?
+ // TODO: _GTF ?
+ }
+
+ Device (DSK1)
+ {
+ Name (_ADR, 1)
+
+ // TODO: _RMV ?
+ // TODO: _GTF ?
+ }
+
+ }
+}
diff --git a/src/soc/intel/sch/acpi/pci.asl b/src/soc/intel/sch/acpi/pci.asl
new file mode 100644
index 0000000000..d1b0e8be42
--- /dev/null
+++ b/src/soc/intel/sch/acpi/pci.asl
@@ -0,0 +1,71 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+// Intel PCI to PCI bridge 0:1e.0
+
+Device (PCIB)
+{
+ Name (_ADR, 0x001e0000)
+
+ Device (SLT1)
+ {
+ Name (_ADR, 0x00000000)
+ Name (_PRW, Package(){ 11, 4 })
+ }
+
+ Device (SLT2)
+ {
+ Name (_ADR, 0x00010000)
+ Name (_PRW, Package(){ 11, 4 })
+ }
+
+ Device (SLT3)
+ {
+ Name (_ADR, 0x00020000)
+ Name (_PRW, Package(){ 11, 4 })
+ }
+
+ Device (SLT6)
+ {
+ Name (_ADR, 0x00050000)
+ Name (_PRW, Package(){ 11, 4 })
+ }
+
+ Device (LANC)
+ {
+ Name (_ADR, 0x00080000)
+ Name (_PRW, Package(){ 11, 3 })
+ }
+
+ Device (LANR)
+ {
+ Name (_ADR, 0x00000000)
+ Name (_PRW, Package(){ 11, 3 })
+ }
+
+ // TODO: How many slots, where?
+
+ // PCI Interrupt Routing.
+ // If PICM is set, interrupts are routed over the i8259, otherwise
+ // over the IOAPIC. (Really? If they're above 15 they need to be routed
+ // fixed over the IOAPIC?)
+
+ Method (_PRT)
+ {
+ #include "acpi/southbridge_pci_irqs.asl"
+ }
+
+}
diff --git a/src/soc/intel/sch/acpi/pcie.asl b/src/soc/intel/sch/acpi/pcie.asl
new file mode 100644
index 0000000000..3c644e2311
--- /dev/null
+++ b/src/soc/intel/sch/acpi/pcie.asl
@@ -0,0 +1,179 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+/* Intel i82801G PCIe support */
+
+// PCI Express Ports
+
+Device (RP01)
+{
+ NAME(_ADR, 0x001c0000) // FIXME: Have a macro for PCI Devices -> ACPI notation?
+ //#include "pcie_port.asl"
+ Method(_PRT)
+ {
+ If (PICM) {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, 0, 16 },
+ Package() { 0x0000ffff, 1, 0, 17 },
+ Package() { 0x0000ffff, 2, 0, 18 },
+ Package() { 0x0000ffff, 3, 0, 19 }
+ })
+ } Else {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
+ Package() { 0x0000ffff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
+ Package() { 0x0000ffff, 2, \_SB.PCI0.LPCB.LNKC, 0 },
+ Package() { 0x0000ffff, 3, \_SB.PCI0.LPCB.LNKD, 0 }
+ })
+
+ }
+
+ }
+}
+
+Device (RP02)
+{
+ NAME(_ADR, 0x001c0001) // FIXME: Have a macro for PCI Devices -> ACPI notation?
+ //#include "pcie_port.asl"
+ Method(_PRT)
+ {
+ If (PICM) {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, 0, 17 },
+ Package() { 0x0000ffff, 1, 0, 18 },
+ Package() { 0x0000ffff, 2, 0, 19 },
+ Package() { 0x0000ffff, 3, 0, 16 }
+ })
+ } Else {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, \_SB.PCI0.LPCB.LNKB, 0 },
+ Package() { 0x0000ffff, 1, \_SB.PCI0.LPCB.LNKC, 0 },
+ Package() { 0x0000ffff, 2, \_SB.PCI0.LPCB.LNKD, 0 },
+ Package() { 0x0000ffff, 3, \_SB.PCI0.LPCB.LNKA, 0 }
+ })
+
+ }
+
+ }
+}
+
+
+Device (RP03)
+{
+ NAME(_ADR, 0x001c0002) // FIXME: Have a macro for PCI Devices -> ACPI notation?
+ //#include "pcie_port.asl"
+ Method(_PRT)
+ {
+ If (PICM) {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, 0, 18 },
+ Package() { 0x0000ffff, 1, 0, 19 },
+ Package() { 0x0000ffff, 2, 0, 16 },
+ Package() { 0x0000ffff, 3, 0, 17 }
+ })
+ } Else {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, \_SB.PCI0.LPCB.LNKC, 0 },
+ Package() { 0x0000ffff, 1, \_SB.PCI0.LPCB.LNKD, 0 },
+ Package() { 0x0000ffff, 2, \_SB.PCI0.LPCB.LNKA, 0 },
+ Package() { 0x0000ffff, 3, \_SB.PCI0.LPCB.LNKB, 0 }
+ })
+
+ }
+
+ }
+}
+
+
+Device (RP04)
+{
+ NAME(_ADR, 0x001c0003) // FIXME: Have a macro for PCI Devices -> ACPI notation?
+ //#include "pcie_port.asl"
+ Method(_PRT)
+ {
+ If (PICM) {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, 0, 19 },
+ Package() { 0x0000ffff, 1, 0, 16 },
+ Package() { 0x0000ffff, 2, 0, 17 },
+ Package() { 0x0000ffff, 3, 0, 18 }
+ })
+ } Else {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, \_SB.PCI0.LPCB.LNKD, 0 },
+ Package() { 0x0000ffff, 1, \_SB.PCI0.LPCB.LNKA, 0 },
+ Package() { 0x0000ffff, 2, \_SB.PCI0.LPCB.LNKB, 0 },
+ Package() { 0x0000ffff, 3, \_SB.PCI0.LPCB.LNKC, 0 }
+ })
+
+ }
+
+ }
+}
+
+
+Device (RP05)
+{
+ NAME(_ADR, 0x001c0004) // FIXME: Have a macro for PCI Devices -> ACPI notation?
+ //#include "pcie_port.asl"
+ Method(_PRT)
+ {
+ If (PICM) {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, 0, 16 },
+ Package() { 0x0000ffff, 1, 0, 17 },
+ Package() { 0x0000ffff, 2, 0, 18 },
+ Package() { 0x0000ffff, 3, 0, 19 }
+ })
+ } Else {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
+ Package() { 0x0000ffff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
+ Package() { 0x0000ffff, 2, \_SB.PCI0.LPCB.LNKC, 0 },
+ Package() { 0x0000ffff, 3, \_SB.PCI0.LPCB.LNKD, 0 }
+ })
+
+ }
+
+ }
+}
+
+
+Device (RP06)
+{
+ NAME(_ADR, 0x001c0005) // FIXME: Have a macro for PCI Devices -> ACPI notation?
+ //#include "pcie_port.asl"
+ Method(_PRT)
+ {
+ If (PICM) {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, 0, 17 },
+ Package() { 0x0000ffff, 1, 0, 18 },
+ Package() { 0x0000ffff, 2, 0, 19 },
+ Package() { 0x0000ffff, 3, 0, 16 }
+ })
+ } Else {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, \_SB.PCI0.LPCB.LNKB, 0 },
+ Package() { 0x0000ffff, 1, \_SB.PCI0.LPCB.LNKC, 0 },
+ Package() { 0x0000ffff, 2, \_SB.PCI0.LPCB.LNKD, 0 },
+ Package() { 0x0000ffff, 3, \_SB.PCI0.LPCB.LNKA, 0 }
+ })
+
+ }
+
+ }
+}
diff --git a/src/soc/intel/sch/acpi/peg.asl b/src/soc/intel/sch/acpi/peg.asl
new file mode 100644
index 0000000000..227ca27004
--- /dev/null
+++ b/src/soc/intel/sch/acpi/peg.asl
@@ -0,0 +1,41 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+Device (PEGP)
+{
+ Name (_ADR, 0x00010000)
+
+ // PCI Interrupt Routing.
+ Method (_PRT)
+ {
+ If (PICM) {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, 0, 16 },
+ Package() { 0x0000ffff, 1, 0, 17 },
+ Package() { 0x0000ffff, 2, 0, 18 },
+ Package() { 0x0000ffff, 3, 0, 19 }
+ })
+ } Else {
+ Return (Package() {
+ Package() { 0x0000ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
+ Package() { 0x0000ffff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
+ Package() { 0x0000ffff, 2, \_SB.PCI0.LPCB.LNKC, 0 },
+ Package() { 0x0000ffff, 3, \_SB.PCI0.LPCB.LNKD, 0 }
+ })
+ }
+
+ }
+}
diff --git a/src/soc/intel/sch/acpi/sch.asl b/src/soc/intel/sch/acpi/sch.asl
new file mode 100644
index 0000000000..9816e7783c
--- /dev/null
+++ b/src/soc/intel/sch/acpi/sch.asl
@@ -0,0 +1,219 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include "hostbridge.asl"
+
+/* PCI Device Resource Consumption */
+Device (PDRC)
+{
+ Name (_HID, EISAID("PNP0C02"))
+ Name (_UID, 1)
+
+ // This does not seem to work correctly yet - set values statically for
+ // now.
+
+ //Name (PDRS, ResourceTemplate() {
+ // Memory32Fixed(ReadWrite, 0x00000000, 0x00004000, RCRB) // RCBA
+ // Memory32Fixed(ReadWrite, 0x00000000, 0x00004000, MCHB) // MCHBAR
+ // Memory32Fixed(ReadWrite, 0x00000000, 0x00001000, DMIB) // DMIBAR
+ // Memory32Fixed(ReadWrite, 0x00000000, 0x00001000, EGPB) // EPBAR
+ // Memory32Fixed(ReadWrite, 0x00000000, 0x00000000, PCIE) // PCIE BAR
+ // Memory32Fixed(ReadWrite, 0xfed20000, 0x00070000, ICHB) // Misc ICH
+ //})
+
+ Name (PDRS, ResourceTemplate() {
+ Memory32Fixed(ReadWrite, 0xfed1c000, 0x00004000) // RCBA
+ Memory32Fixed(ReadWrite, 0xfed14000, 0x00004000) // MCHBAR
+ Memory32Fixed(ReadWrite, 0xfed18000, 0x00001000) // DMIBAR
+ Memory32Fixed(ReadWrite, 0xfed19000, 0x00001000) // EPBAR
+ Memory32Fixed(ReadWrite, 0xf0000000, 0x04000000) // PCIE BAR
+ Memory32Fixed(ReadWrite, 0xfed20000, 0x00020000) // Misc ICH
+ Memory32Fixed(ReadWrite, 0xfed40000, 0x00005000) // Misc ICH
+ Memory32Fixed(ReadWrite, 0xfed45000, 0x0004b000) // Misc ICH
+ })
+
+ // Current Resource Settings
+ Method (_CRS, 0, Serialized)
+ {
+ //CreateDwordField(PDRS, ^RCRB._BAS, RBR0)
+ //ShiftLeft(\_SB.PCI0.LPCB.RCBA, 14, RBR0)
+
+ //CreateDwordField(PDRS, ^MCHB._BAS, MBR0)
+ //ShiftLeft(\_SB.PCI0.MCHC.MHBR, 14, MBR0)
+
+ //CreateDwordField(PDRS, ^DMIB._BAS, DBR0)
+ //ShiftLeft(\_SB.PCI0.MCHC.DMBR, 12, DBR0)
+
+ //CreateDwordField(PDRS, ^EGPB._BAS, EBR0)
+ //ShiftLeft(\_SB.PCI0.MCHC.EPBR, 12, EBR0)
+
+ //CreateDwordField(PDRS, ^PCIE._BAS, PBR0)
+ //ShiftLeft(\_SB.PCI0.MCHC.PXBR, 26, PBR0)
+
+ //CreateDwordField(PDRS, ^PCIE._LEN, PSZ0)
+ //ShiftLeft(0x10000000, \_SB.PCI0.MCHC.PXSZ, PSZ0)
+
+ Return(PDRS)
+ }
+}
+
+// PCIe graphics port 0:1.0
+#include "peg.asl"
+
+// Integrated graphics 0:2.0
+#include "igd.asl"
+
+/* Intel PCH support */
+
+Scope(\)
+{
+ // IO-Trap at 0x800. This is the ACPI->SMI communication interface.
+
+ OperationRegion(IO_T, SystemIO, 0x800, 0x10)
+ Field(IO_T, ByteAcc, NoLock, Preserve)
+ {
+ Offset(0x8),
+ TRP0, 8 // IO-Trap at 0x808
+ }
+
+ // ICH7 Power Management Registers, located at PMBASE (0x1f.0 0x40.l)
+ // this doesn't work as ACPI initializes regions and packages first, devices second.
+ // use dynamic operation region? if so, how? XXX
+ //OperationRegion(PMIO, SystemIO, And(\_SB_.PCI0.LPCB.PMBS, 0xfffc), 0x80)
+ OperationRegion(PMIO, SystemIO, 0x500, 0x80)
+ Field(PMIO, ByteAcc, NoLock, Preserve)
+ {
+ Offset(0x42), // General Purpose Control
+ , 1, // skip 1 bit
+ GPEC, 1, // TCO status
+ , 9, // skip 9 more bits
+ SCIS, 1, // TCO DMI status
+ , 6 // To the end of the word
+ }
+
+ // ICH7 GPIO IO mapped registers (0x1f.0 reg 0x48.l)
+ OperationRegion(GPIO, SystemIO, 0x1180, 0x3c)
+ Field(GPIO, ByteAcc, NoLock, Preserve)
+ {
+ Offset(0x00), // GPIO Use Select
+ GU00, 8,
+ GU01, 8,
+ GU02, 8,
+ GU03, 8,
+ Offset(0x04), // GPIO IO Select
+ GIO0, 8,
+ GIO1, 8,
+ GIO2, 8,
+ GIO3, 8,
+ Offset(0x0c), // GPIO Level
+ GL00, 8,
+ GL01, 8,
+ , 3,
+ GP27, 1, // SATA_PWR_EN #0
+ GP28, 1, // SATA_PWR_EN #1
+ , 3,
+ Offset(0x18), // GPIO Blink
+ GB00, 8,
+ GB01, 8,
+ GB02, 8,
+ GB03, 8,
+ Offset(0x2c), // GPIO Invert
+ GIV0, 8,
+ GIV1, 8,
+ GIV2, 8,
+ GIV3, 8,
+ Offset(0x30), // GPIO Use Select 2
+ GU04, 8,
+ GU05, 8,
+ GU06, 8,
+ GU07, 8,
+ Offset(0x34), // GPIO IO Select 2
+ GIO4, 8,
+ GIO5, 8,
+ GIO6, 8,
+ GIO7, 8,
+ Offset(0x38), // GPIO Level 2
+ , 5,
+ GP37, 1, // PATA_PWR_EN
+ GP38, 1, // Battery / Power (?)
+ GP39, 1, // ??
+ GL05, 8,
+ GL06, 8,
+ GL07, 8
+ }
+
+
+ // ICH7 Root Complex Register Block. Memory Mapped through RCBA)
+ OperationRegion(RCRB, SystemMemory, 0xfed1c000, 0x4000)
+ Field(RCRB, DWordAcc, Lock, Preserve)
+ {
+ Offset(0x0000), // Backbone
+ Offset(0x1000), // Chipset
+ Offset(0x3000), // Legacy Configuration Registers
+ Offset(0x3404), // High Performance Timer Configuration
+ HPAS, 2, // Address Select
+ , 5,
+ HPTE, 1, // Address Enable
+ Offset(0x3418), // FD (Function Disable)
+ , 1, // Reserved
+ PATD, 1, // PATA disable
+ SATD, 1, // SATA disable
+ SMBD, 1, // SMBUS disable
+ HDAD, 1, // Azalia disable
+ A97D, 1, // AC'97 disable
+ M97D, 1, // AC'97 disable
+ ILND, 1, // Internal LAN disable
+ US1D, 1, // UHCI #1 disable
+ US2D, 1, // UHCI #2 disable
+ US3D, 1, // UHCI #3 disable
+ US4D, 1, // UHCI #4 disable
+ , 2, // Reserved
+ LPBD, 1, // LPC bridge disable
+ EHCD, 1, // EHCI disable
+ Offset(0x341a), // FD Root Ports
+ RP1D, 1, // Root Port 1 disable
+ RP2D, 1, // Root Port 2 disable
+ RP3D, 1, // Root Port 3 disable
+ RP4D, 1, // Root Port 4 disable
+ RP5D, 1, // Root Port 5 disable
+ RP6D, 1 // Root Port 6 disable
+ }
+
+}
+
+// 0:1b.0 High Definition Audio (Azalia)
+#include "audio.asl"
+
+// PCI Express Ports
+#include "pcie.asl"
+
+// USB
+#include "usb.asl"
+
+// PCI Bridge
+#include "pci.asl"
+
+// AC97 Audio and Modem
+#include "ac97.asl"
+
+// LPC Bridge
+#include "lpc.asl"
+
+// PATA
+#include "pata.asl"
+
+// SMBus
+#include "smbus.asl"
diff --git a/src/soc/intel/sch/acpi/sleepstates.asl b/src/soc/intel/sch/acpi/sleepstates.asl
new file mode 100644
index 0000000000..c05835ac3c
--- /dev/null
+++ b/src/soc/intel/sch/acpi/sleepstates.asl
@@ -0,0 +1,21 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+Name(\_S0, Package(4){0x0,0x0,0,0})
+Name(\_S1, Package(4){0x1,0x0,0,0})
+Name(\_S3, Package(4){0x5,0x0,0,0})
+Name(\_S4, Package(4){0x6,0x0,0,0})
+Name(\_S5, Package(4){0x7,0x0,0,0})
diff --git a/src/soc/intel/sch/acpi/smbus.asl b/src/soc/intel/sch/acpi/smbus.asl
new file mode 100644
index 0000000000..3354b03c4b
--- /dev/null
+++ b/src/soc/intel/sch/acpi/smbus.asl
@@ -0,0 +1,240 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+// Intel SMBus Controller 0:1f.3
+
+Device (SBUS)
+{
+ Name (_ADR, 0x001f0003)
+
+ OperationRegion (SMBP, PCI_Config, 0x00, 0x100)
+ Field(SMBP, DWordAcc, NoLock, Preserve)
+ {
+ Offset(0x40),
+ , 2,
+ I2CE, 1
+ }
+
+ /*
+ OperationRegion (SMBI, SystemIO, 0x400, 0x20)
+ Field (SMBI, ByteAcc, NoLock, Preserve)
+ {
+ HSTS, 8, // Host Status
+ , 8,
+ HCNT, 8, // Host Control
+ HCMD, 8, // Host Command
+ TXSA, 8, // Transmit Slave Address
+ DAT0, 8, // Host Data 0
+ DAT1, 8, // Host Data 1
+ HBDB, 8, // Host Block Data Byte
+ PECK, 8, // Packet Error Check
+ RXSA, 8, // Receive Slave Address
+ RXDA, 16, // Receive Slave Data
+ AUXS, 8, // Auxiliary Status
+ AUXC, 8, // Auxiliary Control
+ SLPC, 8, // SMLink Pin Control
+ SBPC, 8, // SMBus Pin Control
+ SSTS, 8, // Slave Status
+ SCMD, 8, // Slave Command
+ NADR, 8, // Notify Device Address
+ NDLB, 8, // Notify Data Low Byte
+ NDLH, 8, // Notify Data High Byte
+ }
+
+ // Kill all SMBus communication
+ Method (KILL, 0, Serialized)
+ {
+ Or (HCNT, 0x02, HCNT) // Send Kill
+ Or (HSTS, 0xff, HSTS) // Clean Status
+ }
+
+ // Check if last operation completed
+ // return Failure = 0, Success = 1
+ Method (CMPL, 0, Serialized)
+ {
+ Store (4000, Local0) // Timeout 200ms in 50us steps
+ While (Local0) {
+ If (And(HSTS, 0x02)) { // Completion Status?
+ Return (1) // Operation Completed
+ } Else {
+ Stall (50)
+ Decrement (Local0)
+ If (LEqual(Local0, 0)) {
+ KILL()
+ }
+ }
+ }
+
+ Return (0) // Failure
+ }
+
+
+ // Wait for SMBus to become ready
+ Method (SRDY, 0, Serialized)
+ {
+ Store (200, Local0) // Timeout 200ms
+ While (Local0) {
+ If (And(HSTS, 0x40)) { // IN_USE?
+ Sleep(1) // Wait 1ms
+ Decrement(Local0) // timeout--
+ If (LEqual(Local0, 0)) {
+ Return (1)
+ }
+ } Else {
+ Store (0, Local0) // We're ready
+ }
+ }
+
+ Store (4000, Local0) // Timeout 200ms (50us * 4000)
+ While (Local0) {
+ If (And (HSTS, 0x01)) { // Host Busy?
+ Stall(50) // Wait 50us
+ Decrement(Local0) // timeout--
+ If (LEqual(Local0, 0)) {
+ KILL()
+ }
+ } Else {
+ Return (0) // Success
+ }
+ }
+
+ Return (1) // Failure
+ }
+
+ // SMBus Send Byte
+ // Arg0: Address
+ // Arg1: Data
+ // Return: 1 = Success, 0=Failure
+
+ Method (SSXB, 2, Serialized)
+ {
+
+ // Is the SMBus Controller Ready?
+ If (SRDY()) {
+ Return (0)
+ }
+
+ // Send Byte
+ Store (0, I2CE) // SMBus Enable
+ Store (0xbf, HSTS)
+ Store (Arg0, TXSA) // Write Address
+ Store (Arg1, HCMD) // Write Data
+
+ Store (0x48, HCNT) // Start + Byte Data Protocol
+
+ If (CMPL()) {
+ Or (HSTS, 0xff, HSTS) // Clean up
+ Return (1) // Success
+ }
+
+ Return (0)
+ }
+
+
+ // SMBus Receive Byte
+ // Arg0: Address
+ // Return: 0xffff = Failure, Data (8bit) = Success
+
+ Method (SRXB, 2, Serialized)
+ {
+
+ // Is the SMBus Controller Ready?
+ If (SRDY()) {
+ Return (0xffff)
+ }
+
+ // Receive Byte
+ Store (0, I2CE) // SMBus Enable
+ Store (0xbf, HSTS)
+ Store (Or (Arg0, 1), TXSA) // Write Address
+
+ Store (0x44, HCNT) // Start
+
+ If (CMPL()) {
+ Or (HSTS, 0xff, HSTS) // Clean up
+ Return (DAT0) // Success
+ }
+
+ Return (0xffff)
+ }
+
+
+ // SMBus Write Byte
+ // Arg0: Address
+ // Arg1: Command
+ // Arg2: Data
+ // Return: 1 = Success, 0=Failure
+
+ Method (SWRB, 3, Serialized)
+ {
+
+ // Is the SMBus Controller Ready?
+ If (SRDY()) {
+ Return (0)
+ }
+
+ // Send Byte
+ Store (0, I2CE) // SMBus Enable
+ Store (0xbf, HSTS)
+ Store (Arg0, TXSA) // Write Address
+ Store (Arg1, HCMD) // Write Command
+ Store (Arg2, DAT0) // Write Data
+
+ Store (0x48, HCNT) // Start + Byte Protocol
+
+ If (CMPL()) {
+ Or (HSTS, 0xff, HSTS) // Clean up
+ Return (1) // Success
+ }
+
+ Return (0)
+ }
+
+
+ // SMBus Read Byte
+ // Arg0: Address
+ // Arg1: Command
+ // Return: 0xffff = Failure, Data (8bit) = Success
+
+ Method (SRDB, 2, Serialized)
+ {
+
+ // Is the SMBus Controller Ready?
+ If (SRDY()) {
+ Return (0xffff)
+ }
+
+ // Receive Byte
+ Store (0, I2CE) // SMBus Enable
+ Store (0xbf, HSTS)
+ Store (Or (Arg0, 1), TXSA) // Write Address
+ Store (Arg1, HCMD) // Command
+
+ Store (0x48, HCNT) // Start
+
+ If (CMPL()) {
+ Or (HSTS, 0xff, HSTS) // Clean up
+ Return (DAT0) // Success
+ }
+
+ Return (0xffff)
+ }
+ */
+
+ // Todo: Does anyone ever use these?
+ // Missing: Read / Write Word
+ // Missing: Read / Write Block
+}
diff --git a/src/soc/intel/sch/acpi/usb.asl b/src/soc/intel/sch/acpi/usb.asl
new file mode 100644
index 0000000000..fc5f07c5b2
--- /dev/null
+++ b/src/soc/intel/sch/acpi/usb.asl
@@ -0,0 +1,210 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+/* Intel i82801G USB support */
+
+// USB Controller 0:1d.0
+
+Device (USB1)
+{
+ Name(_ADR, 0x001d0000)
+
+ OperationRegion(U01P, PCI_Config, 0, 256)
+ Field(U01P, DWordAcc, NoLock, Preserve)
+ {
+ Offset(0xc4),
+ U1WE, 2 // USB Wake Enable
+ }
+
+ Name (_PRW, Package(){ 3, 4 }) // Power Resources for Wake
+
+ Method (_PSW, 1) // Power State Wake method
+ {
+ // USB Controller can wake OS from Sleep State
+ If (Arg0) {
+ Store (3, U1WE)
+ } Else {
+ Store (0, U1WE)
+ }
+ }
+
+ // Leave USB ports on for to allow Wake from USB
+
+ Method(_S3D,0) // Highest D State in S3 State
+ {
+ Return (2)
+ }
+
+ Method(_S4D,0) // Highest D State in S4 State
+ {
+ Return (2)
+ }
+}
+
+
+// USB Controller 0:1d.1
+
+Device (USB2)
+{
+ Name(_ADR, 0x001d0001)
+
+ OperationRegion(U02P, PCI_Config, 0, 256)
+ Field(U02P, DWordAcc, NoLock, Preserve)
+ {
+ Offset(0xc4),
+ U2WE, 2 // USB Wake Enable
+ }
+
+ Name (_PRW, Package(){ 3, 4 }) // Power Resources for Wake
+
+ Method (_PSW, 1) // Power State Wake method
+ {
+ // USB Controller can wake OS from Sleep State
+ If (Arg0) {
+ Store (3, U2WE)
+ } Else {
+ Store (0, U2WE)
+ }
+ }
+
+ // Leave USB ports on for to allow Wake from USB
+
+ Method(_S3D,0) // Highest D State in S3 State
+ {
+ Return (2)
+ }
+
+ Method(_S4D,0) // Highest D State in S4 State
+ {
+ Return (2)
+ }
+
+}
+
+
+// USB Controller 0:1d.2
+
+Device (USB3)
+{
+ Name(_ADR, 0x001d0002)
+
+ OperationRegion(U03P, PCI_Config, 0, 256)
+ Field(U03P, DWordAcc, NoLock, Preserve)
+ {
+ Offset(0xc4),
+ U3WE, 2 // USB Wake Enable
+ }
+
+ Name (_PRW, Package(){ 3, 4 }) // Power Resources for Wake
+
+ Method (_PSW, 1) // Power State Wake method
+ {
+ // USB Controller can wake OS from Sleep State
+ If (Arg0) {
+ Store (3, U3WE)
+ } Else {
+ Store (0, U3WE)
+ }
+ }
+
+ // Leave USB ports on for to allow Wake from USB
+
+ Method(_S3D,0) // Highest D State in S3 State
+ {
+ Return (2)
+ }
+
+ Method(_S4D,0) // Highest D State in S4 State
+ {
+ Return (2)
+ }
+
+}
+
+
+// USB Controller 0:1d.3
+
+Device (USB4)
+{
+ Name(_ADR, 0x001d0003)
+
+ OperationRegion(U04P, PCI_Config, 0, 256)
+ Field(U04P, DWordAcc, NoLock, Preserve)
+ {
+ Offset(0xc4),
+ U4WE, 2 // USB Wake Enable
+ }
+
+ Name (_PRW, Package(){ 3, 4 }) // Power Resources for Wake
+
+ Method (_PSW, 1) // Power State Wake method
+ {
+ // USB Controller can wake OS from Sleep State
+ If (Arg0) {
+ Store (3, U4WE)
+ } Else {
+ Store (0, U4WE)
+ }
+ }
+
+ // Leave USB ports on for to allow Wake from USB
+
+ Method(_S3D,0) // Highest D State in S3 State
+ {
+ Return (2)
+ }
+
+ Method(_S4D,0) // Highest D State in S4 State
+ {
+ Return (2)
+ }
+
+}
+
+
+// EHCI Controller 0:1d.7
+
+Device (EHC1)
+{
+ Name(_ADR, 0x001d0007)
+
+ Name (_PRW, Package(){ 13, 4 }) // Power Resources for Wake
+
+ // Leave USB ports on for to allow Wake from USB
+
+ Method(_S3D,0) // Highest D State in S3 State
+ {
+ Return (2)
+ }
+
+ Method(_S4D,0) // Highest D State in S4 State
+ {
+ Return (2)
+ }
+
+ Device (HUB7)
+ {
+ Name (_ADR, 0x00000000)
+
+ // How many are there?
+ Device (PRT1) { Name (_ADR, 1) } // USB Port 0
+ Device (PRT2) { Name (_ADR, 2) } // USB Port 1
+ Device (PRT3) { Name (_ADR, 3) } // USB Port 2
+ Device (PRT4) { Name (_ADR, 4) } // USB Port 3
+ Device (PRT5) { Name (_ADR, 5) } // USB Port 4
+ Device (PRT6) { Name (_ADR, 6) } // USB Port 5
+ }
+}
diff --git a/src/soc/intel/sch/audio.c b/src/soc/intel/sch/audio.c
new file mode 100644
index 0000000000..765d8de2a4
--- /dev/null
+++ b/src/soc/intel/sch/audio.c
@@ -0,0 +1,312 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Advanced Micro Devices, Inc.
+ * Copyright (C) 2008-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/azalia_device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <device/pci_ops.h>
+#include <arch/io.h>
+#include <delay.h>
+
+#define HDA_ICII_REG 0x68
+#define HDA_ICII_BUSY (1 << 0)
+#define HDA_ICII_VALID (1 << 1)
+
+typedef struct southbridge_intel_sch_config config_t;
+
+static int set_bits(void *port, u32 mask, u32 val)
+{
+ u32 reg32;
+ int count;
+
+ /* Write (val & mask) to port */
+ val &= mask;
+ reg32 = read32(port);
+ reg32 &= ~mask;
+ reg32 |= val;
+ write32(port, reg32);
+
+ /* Wait for readback of register to
+ * match what was just written to it
+ */
+ count = 50;
+ do {
+ /* Wait 1ms based on BKDG wait time */
+ mdelay(1);
+ reg32 = read32(port);
+ reg32 &= mask;
+ } while ((reg32 != val) && --count);
+
+ /* Timeout occurred */
+ if (!count)
+ return -1;
+ return 0;
+}
+
+static int codec_detect(u8 *base)
+{
+ u32 reg32;
+ int count;
+
+ /* Set Bit 0 to 1 to exit reset state (BAR + 0x8)[0] */
+ if (set_bits(base + 0x08, 1, 1) == -1)
+ goto no_codec;
+
+ /* clear STATESTS bits (BAR + 0xE)[2:0] */
+ reg32 = read32(base + 0x0E);
+ reg32 |= 7;
+ write32(base + 0x0E, reg32);
+
+ /* Wait for readback of register to
+ * match what was just written to it
+ */
+ count = 50;
+ do {
+ /* Wait 1ms based on BKDG wait time */
+ mdelay(1);
+ reg32 = read32(base + 0x0E);
+ } while ((reg32 != 0) && --count);
+ /* Timeout occurred */
+ if (!count)
+ goto no_codec;
+
+ /* Set Bit0 to 0 to enter reset state (BAR + 0x8)[0] */
+ if (set_bits(base + 0x08, 1, 0) == -1)
+ goto no_codec;
+
+ /* Set Bit 0 to 1 to exit reset state (BAR + 0x8)[0] */
+ if (set_bits(base + 0x08, 1, 1) == -1)
+ goto no_codec;
+
+ /* Read in Codec location (BAR + 0xe)[2..0] */
+ reg32 = read32(base + 0xe);
+ reg32 &= 0x0f;
+ if (!reg32)
+ goto no_codec;
+
+ return reg32;
+
+no_codec:
+ /* Codec Not found */
+ /* Put HDA back in reset (BAR + 0x8) [0] */
+ set_bits(base + 0x08, 1, 0);
+ printk(BIOS_DEBUG, "sch_audio: No codec!\n");
+ return 0;
+}
+
+static u32 find_verb(struct device *dev, u32 viddid, const u32 ** verb)
+{
+ printk(BIOS_DEBUG, "sch_audio: dev=%s\n", dev_path(dev));
+ printk(BIOS_DEBUG, "sch_audio: Reading viddid=%x\n", viddid);
+
+ int idx = 0;
+
+ while (idx < (cim_verb_data_size / sizeof(u32))) {
+ u32 verb_size = 4 * cim_verb_data[idx + 2]; // in u32
+ verb_size++; // we ship an additional gain value
+ if (cim_verb_data[idx] != viddid) {
+ idx += verb_size + 3; // skip verb + header
+ continue;
+ }
+ *verb = &cim_verb_data[idx + 3];
+ return verb_size;
+ }
+
+ /* Not all codecs need to load another verb */
+ return 0;
+}
+
+/**
+ * Wait 50usec for the codec to indicate it is ready
+ * no response would imply that the codec is non-operative
+ */
+
+static int wait_for_ready(u8 *base)
+{
+ /* Use a 50 usec timeout - the Linux kernel uses the
+ * same duration */
+
+ int timeout = 50;
+
+ while (timeout--) {
+ u32 reg32 = read32(base + HDA_ICII_REG);
+ if (!(reg32 & HDA_ICII_BUSY))
+ return 0;
+ udelay(1);
+ }
+
+ return -1;
+}
+
+/**
+ * Wait 50usec for the codec to indicate that it accepted
+ * the previous command. No response would imply that the code
+ * is non-operative
+ */
+
+static int wait_for_valid(u8 *base)
+{
+ /* Use a 50 usec timeout - the Linux kernel uses the
+ * same duration */
+
+ int timeout = 25;
+
+ write32(base + 0x68, 1);
+ while (timeout--) {
+ udelay(1);
+ }
+ timeout = 50;
+ while (timeout--) {
+ u32 reg32 = read32(base + 0x68);
+ if ((reg32 & ((1 << 1) | (1 << 0))) == (1 << 1)) {
+
+ write32(base + 0x68, 2);
+ return 0;
+ }
+ udelay(1);
+ }
+
+ return -1;
+}
+
+static void codec_init(struct device *dev, u8 *base, int addr)
+{
+ u32 reg32;
+ const u32 *verb;
+ u32 verb_size;
+ int i;
+
+ printk(BIOS_DEBUG, "sch_audio: Initializing codec #%d\n", addr);
+
+ /* 1 */
+ if (wait_for_ready(base) == -1)
+ return;
+
+ reg32 = (addr << 28) | 0x000f0000;
+ write32(base + 0x60, reg32);
+
+ if (wait_for_valid(base) == -1)
+ return;
+
+ reg32 = read32(base + 0x0);
+ printk(BIOS_DEBUG, "sch_audio: GCAP: %08x\n", reg32);
+
+ reg32 = read32(base + 0x4);
+ printk(BIOS_DEBUG, "sch_audio: OUTPAY: %08x\n", reg32);
+ reg32 = read32(base + 0x6);
+ printk(BIOS_DEBUG, "sch_audio: INPAY: %08x\n", reg32);
+
+ reg32 = read32(base + 0x64);
+
+ /* 2 */
+ printk(BIOS_DEBUG, "sch_audio: codec viddid: %08x\n", reg32);
+ verb_size = find_verb(dev, reg32, &verb);
+
+ if (!verb_size) {
+ printk(BIOS_DEBUG, "sch_audio: No verb!\n");
+ return;
+ }
+ printk(BIOS_DEBUG, "sch_audio: verb_size: %d\n", verb_size);
+
+ /* 3 */
+ for (i = 0; i < verb_size; i++) {
+ if (wait_for_ready(base) == -1)
+ return;
+
+ write32(base + 0x60, verb[i]);
+
+ if (wait_for_valid(base) == -1)
+ return;
+ }
+ printk(BIOS_DEBUG, "sch_audio: verb loaded.\n");
+}
+
+static void codecs_init(struct device *dev, u8 *base, u32 codec_mask)
+{
+ int i;
+
+ for (i = 2; i >= 0; i--) {
+ if (codec_mask & (1 << i))
+ codec_init(dev, base, i);
+ }
+}
+
+static void sch_audio_init(struct device *dev)
+{
+ u8 *base;
+ struct resource *res;
+ u32 codec_mask;
+ u32 reg32;
+
+ res = find_resource(dev, 0x10);
+ if (!res)
+ return;
+
+ reg32 = pci_read_config32(dev, PCI_COMMAND);
+ pci_write_config32(dev, PCI_COMMAND, reg32 | PCI_COMMAND_MEMORY);
+
+ // NOTE this will break as soon as the sch_audio get's a bar above
+ // 4G. Is there anything we can do about it?
+ base = res2mmio(res, 0, 0);
+ printk(BIOS_DEBUG, "sch_audio: base = %px\n", base);
+ codec_mask = codec_detect(base);
+
+ if (codec_mask) {
+ printk(BIOS_DEBUG, "sch_audio: codec_mask = %02x\n",
+ codec_mask);
+ codecs_init(dev, base, codec_mask);
+ } else {
+ /* No audio codecs found disable HD audio controller */
+ pci_write_config32(dev, 0x10, 0);
+ pci_write_config32(dev, PCI_COMMAND, 0);
+ reg32 = pci_read_config32(dev, 0xFC);
+ pci_write_config32(dev, 0xFC, reg32 | 1);
+ }
+}
+
+static void sch_audio_set_subsystem(device_t dev, unsigned vendor,
+ unsigned device)
+{
+ if (!vendor || !device) {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ pci_read_config32(dev, PCI_VENDOR_ID));
+ } else {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
+ }
+}
+
+static struct pci_operations sch_audio_pci_ops = {
+ .set_subsystem = sch_audio_set_subsystem,
+};
+
+static struct device_operations sch_audio_ops = {
+ .read_resources = pci_dev_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .init = sch_audio_init,
+ .scan_bus = 0,
+ .ops_pci = &sch_audio_pci_ops,
+};
+
+/* SCH audio function */
+static const struct pci_driver sch_audio __pci_driver = {
+ .ops = &sch_audio_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x811B,
+};
diff --git a/src/soc/intel/sch/chip.h b/src/soc/intel/sch/chip.h
new file mode 100644
index 0000000000..27d7c7334b
--- /dev/null
+++ b/src/soc/intel/sch/chip.h
@@ -0,0 +1,39 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2008 coresystems GmbH
+ * 2012 secunet Security Networks AG
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef SOC_INTEL_SCH_CHIP_H
+#define SOC_INTEL_SCH_CHIP_H
+
+#include <drivers/intel/gma/i915.h>
+
+struct soc_intel_sch_config {
+ struct i915_gpu_controller_info gfx;
+
+ /**
+ * Interrupt Routing configuration
+ * If bit7 is 1, the interrupt is disabled.
+ */
+ uint8_t pirqa_routing;
+ uint8_t pirqb_routing;
+ uint8_t pirqc_routing;
+ uint8_t pirqd_routing;
+ uint8_t pirqe_routing;
+ uint8_t pirqf_routing;
+ uint8_t pirqg_routing;
+ uint8_t pirqh_routing;
+};
+
+#endif /* SOC_INTEL_SCH_CHIP_H */
diff --git a/src/soc/intel/sch/early_init.c b/src/soc/intel/sch/early_init.c
new file mode 100644
index 0000000000..ccc8022246
--- /dev/null
+++ b/src/soc/intel/sch/early_init.c
@@ -0,0 +1,216 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2009-2010 iWave Systems
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include "sch.h"
+
+#if 0
+static void sch_set_mtrr(void)
+{
+ msr_t msr;
+ printk(BIOS_DEBUG, "1");
+ msr.hi = 0x06060606;
+ msr.lo = 0x06060606;
+ wrmsr(0x250, msr);
+ printk(BIOS_DEBUG, "2");
+ msr.hi = 0x06060606;
+ msr.lo = 0x06060606;
+ wrmsr(0x258, msr);
+ printk(BIOS_DEBUG, "3");
+ msr.hi = 0x0;
+ msr.lo = 0x0;
+ wrmsr(0x259, msr);
+ printk(BIOS_DEBUG, "4");
+ msr.hi = 0x04040404;
+ msr.lo = 0x04040404;
+ wrmsr(0x268, msr);
+ printk(BIOS_DEBUG, "5");
+ msr.hi = 0x04040404;
+ msr.lo = 0x04040404;
+ wrmsr(0x269, msr);
+ printk(BIOS_DEBUG, "6");
+ msr.hi = 0x04040404;
+ msr.lo = 0x04040404;
+ wrmsr(0x26A, msr);
+ printk(BIOS_DEBUG, "7");
+ msr.hi = 0x04040404;
+ msr.lo = 0x04040404;
+ wrmsr(0x26B, msr);
+ printk(BIOS_DEBUG, "8");
+ msr.hi = 0x04040404;
+ msr.lo = 0x04040404;
+ wrmsr(0x26C, msr);
+ printk(BIOS_DEBUG, "9");
+ msr.hi = 0x05050505;
+ msr.lo = 0x05050505;
+ wrmsr(0x26D, msr);
+ printk(BIOS_DEBUG, "10");
+ msr.hi = 0x05050505;
+ msr.lo = 0x05050505;
+ wrmsr(0x26E, msr);
+ printk(BIOS_DEBUG, "11");
+ msr.hi = 0x05050505;
+ msr.lo = 0x05050505;
+ wrmsr(0x26f, msr);
+ printk(BIOS_DEBUG, "12");
+ msr.hi = 0x0;
+ msr.lo = 0x6;
+ wrmsr(0x202, msr);
+ printk(BIOS_DEBUG, "13");
+ msr.hi = 0x0;
+ msr.lo = 0xC0000800;
+ wrmsr(0x203, msr);
+ printk(BIOS_DEBUG, "14");
+ msr.hi = 0x0;
+ msr.lo = 0x3FAF0000;
+ wrmsr(0x204, msr);
+ printk(BIOS_DEBUG, "15");
+ msr.hi = 0x0;
+ msr.lo = 0xFFFF0800;
+ wrmsr(0x205, msr);
+ printk(BIOS_DEBUG, "16");
+ msr.hi = 0x0;
+ msr.lo = 0x3FB00000;
+ wrmsr(0x206, msr);
+ printk(BIOS_DEBUG, "16");
+ msr.hi = 0x0;
+ msr.lo = 0xFFF00800;
+ wrmsr(0x207, msr);
+ printk(BIOS_DEBUG, "17");
+ msr.hi = 0x0;
+ msr.lo = 0x3FC00000;
+ wrmsr(0x208, msr);
+ printk(BIOS_DEBUG, "18");
+ msr.hi = 0x0;
+ msr.lo = 0xFFC00800;
+ wrmsr(0x209, msr);
+ printk(BIOS_DEBUG, "19");
+ msr.hi = 0x0;
+ msr.lo = 0x0;
+ wrmsr(0x20A, msr);
+ printk(BIOS_DEBUG, "20");
+ msr.hi = 0x0;
+ msr.lo = 0x0;
+ wrmsr(0x20B, msr);
+ printk(BIOS_DEBUG, "21");
+ msr.hi = 0x0;
+ msr.lo = 0x0;
+ wrmsr(0x20a, msr);
+ printk(BIOS_DEBUG, "22");
+ msr.hi = 0x0;
+ msr.lo = 0x0;
+ wrmsr(0x20B, msr);
+ printk(BIOS_DEBUG, "23");
+ msr.hi = 0x0;
+ msr.lo = 0x0;
+ wrmsr(0x20c, msr);
+ msr.hi = 0x0;
+ msr.lo = 0x0;
+ wrmsr(0x20d, msr);
+ msr.hi = 0x0;
+ msr.lo = 0x0;
+ wrmsr(0x20E, msr);
+ msr.hi = 0x0;
+ msr.lo = 0x0;
+ wrmsr(0x20F, msr);
+ msr.hi = 0x0;
+ msr.lo = 0XC00;
+ wrmsr(0x2FF, msr);
+ printk(BIOS_DEBUG, "end");
+}
+#endif
+
+static void sch_detect_chipset(void)
+{
+ u16 reg16;
+ u8 reg8;
+ printk(BIOS_INFO, "\n");
+ reg16 = pci_read_config16(PCI_DEV(0, 0x00, 0), 0x2);
+ switch (reg16) {
+ case 0x8101:
+ printk(BIOS_INFO, "UL11L/US15L");
+ break;
+ case 0x8100:
+ printk(BIOS_INFO, "US15W");
+ break;
+ default:
+ /* Others reserved. */
+ printk(BIOS_INFO, "Unknown (%02x)", reg16);
+ }
+ printk(BIOS_INFO, " Chipset ");
+
+ reg8 = pci_read_config8(PCI_DEV(0, 0x1f, 0), 0x8);
+ switch (reg8) {
+ case 3:
+ printk(BIOS_INFO, "Qual. Sample ES1, Stepping B1");
+ break;
+ case 4:
+ printk(BIOS_INFO, "Qual. Sample ES2, Stepping C0");
+ break;
+ case 5:
+ printk(BIOS_INFO, "Qual. Sample ES2-Prime, Stepping D0");
+ break;
+ case 6:
+ printk(BIOS_INFO, "Qual. Sample QS, Stepping D1");
+ break;
+ default:
+ /* Others reserved. */
+ printk(BIOS_INFO, "Unknown (%02x)", reg8);
+ }
+ printk(BIOS_INFO, "\n");
+}
+
+static void sch_setup_non_standard_bars(void)
+{
+ printk(BIOS_DEBUG, "Setting up ACPI PM1 block ");
+ /* Address 0x1000 size 16B */
+ pci_write_config32(PCI_DEV(0, 0x1f, 0), 0x48,
+ (0x80000000 | DEFAULT_PMBASE));
+
+ printk(BIOS_DEBUG, "Setting up ACPI P block ");
+ /* Address 0x1010 size 16B */
+ sch_port_access_write(4, 0x70, 4, 0x80001010);
+
+ /* SMBus address 0x1040 size 64B */
+ pci_write_config32(PCI_DEV(0, 0x1f, 0), 0x40, 0x80001040);
+
+ /* GPIO address 0x1080 size 64B */
+ pci_write_config32(PCI_DEV(0, 0x1f, 0), 0x44, 0x80001080);
+
+ /* GPE0 address 0x10C0 size 64B */
+ pci_write_config32(PCI_DEV(0, 0x1f, 0), 0x4C, 0x800010C0);
+
+ sch_port_access_write(2, 4, 4, 0x3F703F76); /* FIXME: SMM Control */
+
+ /* Base of Stolen Memory Address 0x1080 size 64B */
+ pci_write_config32(PCI_DEV(0, 0x02, 0), 0x5C, 0x3F800000);
+
+ sch_port_access_write(0, 0, 4, DEFAULT_PCIEXBAR | 1); /* pre-b1 */
+ sch_port_access_write(2, 9, 4, DEFAULT_PCIEXBAR | 1); /* b1+ */
+
+ /* RCBA */
+ pci_write_config32(PCI_DEV(0, 0x1f, 0), 0xF0,
+ ((uintptr_t)DEFAULT_RCBABASE | 1));
+
+ printk(BIOS_DEBUG, " done.\n");
+}
+
+static void sch_early_initialization(void)
+{
+ /* Print some chipset specific information. */
+ sch_detect_chipset();
+
+ /* Setup all non standard BARs. */
+ sch_setup_non_standard_bars();
+}
diff --git a/src/soc/intel/sch/early_smbus.c b/src/soc/intel/sch/early_smbus.c
new file mode 100644
index 0000000000..2f9cdeb060
--- /dev/null
+++ b/src/soc/intel/sch/early_smbus.c
@@ -0,0 +1,57 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <arch/io.h>
+#include <console/console.h>
+#include <device/pci_ids.h>
+#include <device/pci_def.h>
+#include "i82801gx.h"
+#include "smbus.h"
+
+void enable_smbus(void)
+{
+ device_t dev;
+
+ /* Set the SMBus device statically. */
+ dev = PCI_DEV(0x0, 0x1f, 0x3);
+
+ /* Check to make sure we've got the right device. */
+ if (pci_read_config16(dev, 0x2) != 0x27da) {
+ die("SMBus controller not found!");
+ }
+
+ /* Set SMBus I/O base. */
+ pci_write_config32(dev, SMB_BASE,
+ SMBUS_IO_BASE | PCI_BASE_ADDRESS_SPACE_IO);
+
+ /* Set SMBus enable. */
+ pci_write_config8(dev, HOSTC, HST_EN);
+
+ /* Set SMBus I/O space enable. */
+ pci_write_config16(dev, PCI_COMMAND, PCI_COMMAND_IO);
+
+ /* Disable interrupt generation. */
+ outb(0, SMBUS_IO_BASE + SMBHSTCTL);
+
+ /* Clear any lingering errors, so transactions can run. */
+ outb(inb(SMBUS_IO_BASE + SMBHSTSTAT), SMBUS_IO_BASE + SMBHSTSTAT);
+ printk(BIOS_DEBUG, "SMBus controller enabled.\n");
+}
+
+int smbus_read_byte(unsigned device, unsigned address)
+{
+ return do_smbus_read_byte(SMBUS_IO_BASE, device, address);
+}
diff --git a/src/soc/intel/sch/gma.c b/src/soc/intel/sch/gma.c
new file mode 100644
index 0000000000..4c92444060
--- /dev/null
+++ b/src/soc/intel/sch/gma.c
@@ -0,0 +1,85 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <drivers/intel/gma/i915.h>
+#include "chip.h"
+
+static void gma_func0_init(struct device *dev)
+{
+ u32 reg32;
+
+ /* IGD needs to be bus master. */
+ reg32 = pci_read_config32(dev, PCI_COMMAND);
+ pci_write_config32(dev, PCI_COMMAND, reg32 | PCI_COMMAND_MASTER);
+
+ pci_dev_init(dev);
+}
+
+static void gma_set_subsystem(device_t dev, unsigned vendor, unsigned device)
+{
+ if (!vendor || !device) {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ pci_read_config32(dev, PCI_VENDOR_ID));
+ } else {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
+ }
+}
+
+const struct i915_gpu_controller_info *
+intel_gma_get_controller_info(void)
+{
+ device_t dev = dev_find_slot(0, PCI_DEVFN(0x2,0));
+ if (!dev) {
+ return NULL;
+ }
+ struct soc_intel_sch_config *chip = dev->chip_info;
+ return &chip->gfx;
+}
+
+static void gma_ssdt(device_t device)
+{
+ const struct i915_gpu_controller_info *gfx = intel_gma_get_controller_info();
+ if (!gfx) {
+ return;
+ }
+
+ drivers_intel_gma_displays_ssdt_generate(gfx);
+}
+
+static struct pci_operations gma_pci_ops = {
+ .set_subsystem = gma_set_subsystem,
+};
+
+static struct device_operations gma_func0_ops = {
+ .read_resources = pci_dev_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .acpi_fill_ssdt_generator = gma_ssdt,
+ .init = gma_func0_init,
+ .scan_bus = 0,
+ .enable = 0,
+ .ops_pci = &gma_pci_ops,
+};
+
+static const struct pci_driver sch_gma_func0_driver __pci_driver = {
+ .ops = &gma_func0_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x8108,
+};
diff --git a/src/soc/intel/sch/ide.c b/src/soc/intel/sch/ide.c
new file mode 100644
index 0000000000..56e51a5cac
--- /dev/null
+++ b/src/soc/intel/sch/ide.c
@@ -0,0 +1,87 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2009-2010 iWave Systems
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+
+/* PCI Configuration Space (D31:F1): IDE */
+#define INTR_LN 0x3c
+#define IDE_TIM_PRI 0x80 /* IDE timings, primary */
+
+extern int sch_port_access_read(int port, int reg, int bytes);
+
+static void ide_init(struct device *dev)
+{
+ u32 ideTimingConfig, reg32;
+
+ printk(BIOS_DEBUG, "sch_ide: initializing... ");
+
+ reg32 = pci_read_config32(dev, PCI_COMMAND);
+ pci_write_config32(dev, PCI_COMMAND,
+ reg32 | PCI_COMMAND_IO | PCI_COMMAND_MASTER);
+
+ /* Program the clock. */
+ if (sch_port_access_read(5, 3, 4) & (1 << 3)) {
+ /* 533MHz, Read PCI MC register */
+ reg32 = pci_read_config32(dev, 0x60);
+ pci_write_config32(dev, 0x60, reg32 | 1);
+ } else {
+ /* 400MHz */
+ reg32 = pci_read_config32(dev, 0x60);
+ reg32 &= ~1;
+ pci_write_config32(dev, 0x60, reg32);
+ }
+
+ /* Enable primary IDE interface. 80=04 81=00 82=02 83=80 */
+ ideTimingConfig = 0x80020000;
+ printk(BIOS_DEBUG, "IDE0 ");
+ pci_write_config32(dev, IDE_TIM_PRI, ideTimingConfig);
+
+ /* Set Interrupt Line. */
+ /* Interrupt Pin is set by D31IP.PIP */
+ printk(BIOS_DEBUG, "\n");
+}
+
+static void ide_set_subsystem(device_t dev, unsigned vendor, unsigned device)
+{
+ if (!vendor || !device) {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ pci_read_config32(dev, PCI_VENDOR_ID));
+ } else {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
+ }
+}
+
+static struct pci_operations ide_pci_ops = {
+ .set_subsystem = ide_set_subsystem,
+};
+
+static struct device_operations ide_ops = {
+ .read_resources = pci_dev_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .init = ide_init,
+ .scan_bus = 0,
+ .ops_pci = &ide_pci_ops,
+};
+
+static const struct pci_driver sch_ide __pci_driver = {
+ .ops = &ide_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x811A,
+};
diff --git a/src/soc/intel/sch/lpc.c b/src/soc/intel/sch/lpc.c
new file mode 100644
index 0000000000..f5e17d880a
--- /dev/null
+++ b/src/soc/intel/sch/lpc.c
@@ -0,0 +1,230 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ * Copyright (C) 2009-2010 iWave Systems
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <arch/io.h>
+#include <arch/ioapic.h>
+#include <arch/acpigen.h>
+#include <arch/acpigen.h>
+#include <cpu/cpu.h>
+#include <cbmem.h>
+#include <string.h>
+#include <drivers/intel/gma/i915.h>
+#include "nvs.h"
+#include "chip.h"
+
+/* SCH LPC defines */
+#define SCH_ACPI_CTL 0x58
+#define SCH_SIRQ_CTL 0x68
+#define PIRQA_ROUT 0x60
+#define PIRQB_ROUT 0x61
+#define PIRQC_ROUT 0x62
+#define PIRQD_ROUT 0x63
+#define PIRQE_ROUT 0x64
+#define PIRQF_ROUT 0x65
+#define PIRQG_ROUT 0x66
+#define PIRQH_ROUT 0x67
+
+typedef struct soc_intel_sch_config config_t;
+
+/* PIRQ[n]_ROUT[3:0] - PIRQ Routing Control
+ * 0x00 - 0000 = Reserved
+ * 0x01 - 0001 = Reserved
+ * 0x02 - 0010 = Reserved
+ * 0x03 - 0011 = IRQ3
+ * 0x04 - 0100 = IRQ4
+ * 0x05 - 0101 = IRQ5
+ * 0x06 - 0110 = IRQ6
+ * 0x07 - 0111 = IRQ7
+ * 0x08 - 1000 = Reserved
+ * 0x09 - 1001 = IRQ9
+ * 0x0A - 1010 = IRQ10
+ * 0x0B - 1011 = IRQ11
+ * 0x0C - 1100 = IRQ12
+ * 0x0D - 1101 = Reserved
+ * 0x0E - 1110 = IRQ14
+ * 0x0F - 1111 = IRQ15
+ * PIRQ[n]_ROUT[7] - PIRQ Routing Control
+ * 0x80 - The PIRQ is not routed.
+ */
+
+#define PIRQA 0x03
+#define PIRQB 0x05
+#define PIRQC 0x06
+#define PIRQD 0x07
+#define PIRQE 0x09
+#define PIRQF 0x0A
+#define PIRQG 0x0B
+#define PIRQH 0x0C
+
+static void sch_pirq_init(device_t dev)
+{
+ device_t irq_dev;
+
+ /* Get the chip configuration */
+ config_t *config = dev->chip_info;
+
+ pci_write_config8(dev, PIRQA_ROUT, config->pirqa_routing);
+ pci_write_config8(dev, PIRQB_ROUT, config->pirqb_routing);
+ pci_write_config8(dev, PIRQC_ROUT, config->pirqc_routing);
+ pci_write_config8(dev, PIRQD_ROUT, config->pirqd_routing);
+
+ pci_write_config8(dev, PIRQE_ROUT, config->pirqe_routing);
+ pci_write_config8(dev, PIRQF_ROUT, config->pirqf_routing);
+ pci_write_config8(dev, PIRQG_ROUT, config->pirqg_routing);
+ pci_write_config8(dev, PIRQH_ROUT, config->pirqh_routing);
+
+ /* Eric Biederman once said we should let the OS do this.
+ * I am not so sure anymore he was right.
+ */
+
+ for (irq_dev = all_devices; irq_dev; irq_dev = irq_dev->next) {
+ u8 int_pin = 0, int_line = 0;
+
+ if (!irq_dev->enabled || irq_dev->path.type != DEVICE_PATH_PCI)
+ continue;
+
+ int_pin = pci_read_config8(irq_dev, PCI_INTERRUPT_PIN);
+
+ switch (int_pin) {
+ case 1: /* INTA# */
+ int_line = config->pirqa_routing;
+ break;
+ case 2: /* INTB# */
+ int_line = config->pirqb_routing;
+ break;
+ case 3: /* INTC# */
+ int_line = config->pirqc_routing;
+ break;
+ case 4: /* INTD# */
+ int_line = config->pirqd_routing;
+ break;
+ }
+
+ if (!int_line)
+ continue;
+
+ pci_write_config8(irq_dev, PCI_INTERRUPT_LINE, int_line);
+ }
+}
+
+static void sch_fixups(struct device *dev)
+{
+ u32 rcba_base;
+
+ /* This needs to happen after PCI enumeration. */
+ /* RCBA32(0x1d40) |= 1; */
+ rcba_base = pci_read_config32(dev, 0xF0);
+
+ /* Remove the enable bit. */
+ rcba_base = rcba_base >> 1;
+ rcba_base = rcba_base << 1;
+ *((volatile u32 *)(rcba_base +0x104)) &= 0xFF00FFFF;
+}
+
+static void lpc_init(struct device *dev)
+{
+ printk(BIOS_DEBUG, "SCH: lpc_init\n");
+
+ /* Setup the PIRQ. */
+ sch_pirq_init(dev);
+ pci_write_config8(dev, SCH_SIRQ_CTL,0x80);
+ sch_fixups(dev);
+}
+
+static void sch_lpc_read_resources(device_t dev)
+{
+ struct resource *res;
+
+ /* Get the normal PCI resources of this device. */
+ pci_dev_read_resources(dev);
+
+ /* Add an extra subtractive resource for both memory and I/O. */
+ res = new_resource(dev, IOINDEX_SUBTRACTIVE(0, 0));
+ res->base = 0;
+ res->size = 0xe000;
+ res->flags = IORESOURCE_IO | IORESOURCE_SUBTRACTIVE |
+ IORESOURCE_ASSIGNED | IORESOURCE_FIXED;
+
+ res = new_resource(dev, IOINDEX_SUBTRACTIVE(1, 0));
+ res->base = 0xff800000;
+ res->size = 0x00800000; /* 8 MB for flash */
+ res->flags = IORESOURCE_MEM | IORESOURCE_SUBTRACTIVE |
+ IORESOURCE_ASSIGNED | IORESOURCE_FIXED;
+
+ res = new_resource(dev, 3);
+ res->base = IO_APIC_ADDR;
+ res->size = 0x00001000;
+ res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED | IORESOURCE_FIXED;
+}
+
+static void set_subsystem(device_t dev, unsigned vendor, unsigned device)
+{
+ if (!vendor || !device) {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ pci_read_config32(dev, PCI_VENDOR_ID));
+ } else {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
+ }
+}
+
+static void southbridge_inject_dsdt(device_t dev)
+{
+ global_nvs_t *gnvs = cbmem_add (CBMEM_ID_ACPI_GNVS, sizeof (*gnvs));
+
+ if (gnvs) {
+ const struct i915_gpu_controller_info *gfx = intel_gma_get_controller_info();
+ memset(gnvs, 0, sizeof(*gnvs));
+ acpi_create_gnvs(gnvs);
+
+ gnvs->ndid = gfx->ndid;
+ memcpy(gnvs->did, gfx->did, sizeof(gnvs->did));
+
+ /* And tell SMI about it */
+ smm_setup_structures(gnvs, NULL, NULL);
+
+ /* Add it to SSDT. */
+ acpigen_write_scope("\\");
+ acpigen_write_name_dword("NVSA", (u32) gnvs);
+ acpigen_pop_len();
+ }
+}
+
+static struct pci_operations pci_ops = {
+ .set_subsystem = set_subsystem,
+};
+
+static struct device_operations device_ops = {
+ .read_resources = sch_lpc_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .acpi_inject_dsdt_generator = southbridge_inject_dsdt,
+ .write_acpi_tables = acpi_write_hpet,
+ .init = lpc_init,
+ .scan_bus = scan_lpc_bus,
+ .ops_pci = &pci_ops,
+};
+
+/* SCH LPC Interface */
+static const struct pci_driver sch_lpc __pci_driver = {
+ .ops = &device_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x8119,
+};
diff --git a/src/soc/intel/sch/mmc.c b/src/soc/intel/sch/mmc.c
new file mode 100644
index 0000000000..ccc2dc1687
--- /dev/null
+++ b/src/soc/intel/sch/mmc.c
@@ -0,0 +1,76 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2009-2010 iWave Systems
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <arch/io.h>
+
+static void sch_mmc_init(struct device *dev)
+{
+ u32 reg32;
+
+ printk(BIOS_DEBUG, "MMC: Setting up controller.. ");
+ reg32 = pci_read_config32(dev, PCI_COMMAND);
+ reg32 |= PCI_COMMAND_MASTER;
+ reg32 |= PCI_COMMAND_MEMORY;
+ pci_write_config32(dev, PCI_COMMAND, reg32);
+ printk(BIOS_DEBUG, "done.\n");
+}
+
+static void sch_mmc_set_subsystem(device_t dev, unsigned vendor,
+ unsigned device)
+{
+ if (!vendor || !device) {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ pci_read_config32(dev, PCI_VENDOR_ID));
+ } else {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
+ }
+}
+
+static struct pci_operations lops_pci = {
+ .set_subsystem = &sch_mmc_set_subsystem,
+};
+
+static struct device_operations sch_mmc_ops = {
+ .read_resources = pci_dev_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .init = sch_mmc_init,
+ .scan_bus = 0,
+ .ops_pci = &lops_pci,
+};
+
+static const struct pci_driver sch_mmc1 __pci_driver = {
+ .ops = &sch_mmc_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x811C,
+};
+
+static const struct pci_driver sch_mmc2 __pci_driver = {
+ .ops = &sch_mmc_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x811D,
+};
+
+static const struct pci_driver sch_mmc3 __pci_driver = {
+ .ops = &sch_mmc_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x811E,
+
+};
diff --git a/src/soc/intel/sch/northbridge.c b/src/soc/intel/sch/northbridge.c
new file mode 100644
index 0000000000..390a0bcb2e
--- /dev/null
+++ b/src/soc/intel/sch/northbridge.c
@@ -0,0 +1,294 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <arch/io.h>
+#include <stdint.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <device/hypertransport.h>
+#include <stdlib.h>
+#include <string.h>
+#include <cbmem.h>
+#include <cpu/cpu.h>
+#include <arch/acpi.h>
+#include "sch.h"
+
+static int get_pcie_bar(u32 *base, u32 *len)
+{
+ device_t dev;
+ u32 pciexbar_reg;
+
+ dev = dev_find_slot(0, PCI_DEVFN(0, 0));
+ if (!dev)
+ return 0;
+
+ /* FIXME: Determine at runtime. */
+#ifdef POULSBO_PRE_B1
+ pciexbar_reg = sch_port_access_read(0, 0, 4);
+#else
+ pciexbar_reg = sch_port_access_read(2, 9, 4);
+#endif
+
+ if (!(pciexbar_reg & (1 << 0)))
+ return 0;
+
+ switch ((pciexbar_reg >> 1) & 3) {
+ case 0: /* 256MB */
+ *base = pciexbar_reg & ((1 << 31) | (1 << 30) | (1 << 29) |
+ (1 << 28));
+ *len = 256 * 1024 * 1024;
+ return 1;
+ case 1: /* 128M */
+ *base = pciexbar_reg & ((1 << 31) | (1 << 30) | (1 << 29) |
+ (1 << 28) | (1 << 27));
+ *len = 128 * 1024 * 1024;
+ return 1;
+ case 2: /* 64M */
+ *base = pciexbar_reg & ((1 << 31) | (1 << 30) | (1 << 29) |
+ (1 << 28) | (1 << 27) | (1 << 26));
+ *len = 64 * 1024 * 1024;
+ return 1;
+ }
+
+ return 0;
+}
+
+static void add_fixed_resources(struct device *dev, int index)
+{
+ struct resource *resource;
+ u32 pcie_config_base, pcie_config_size;
+
+ if (get_pcie_bar(&pcie_config_base, &pcie_config_size)) {
+ printk(BIOS_DEBUG, "Adding PCIe config bar\n");
+ resource = new_resource(dev, index++);
+ resource->base = (resource_t) pcie_config_base;
+ resource->size = (resource_t) pcie_config_size;
+ resource->flags = IORESOURCE_MEM | IORESOURCE_RESERVE |
+ IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED;
+ }
+
+ printk(BIOS_DEBUG, "Adding CMC shadow area\n");
+ resource = new_resource(dev, index++);
+ resource->base = (resource_t) CMC_SHADOW;
+ resource->size = (resource_t) (64 * 1024);
+ resource->flags = IORESOURCE_MEM | IORESOURCE_RESERVE |
+ IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED;
+}
+
+static void pci_domain_set_resources(device_t dev)
+{
+ u32 pci_tolm;
+ u8 reg8;
+ u16 reg16;
+ unsigned long long tomk, tolud, tomk_stolen;
+ uint64_t uma_memory_base = 0, uma_memory_size = 0;
+ uint64_t tseg_memory_base = 0, tseg_memory_size = 0;
+
+ /* Can we find out how much memory we can use at most this way? */
+ pci_tolm = find_pci_tolm(dev->link_list);
+ printk(BIOS_DEBUG, "pci_tolm: 0x%x\n", pci_tolm);
+ printk(BIOS_SPEW, "Base of stolen memory: 0x%08x\n",
+ pci_read_config32(dev_find_slot(0, PCI_DEVFN(2, 0)), 0x5c));
+
+ tolud = sch_port_access_read(2, 8, 4);
+ printk(BIOS_SPEW, "Top of Low Used DRAM: 0x%08llx\n", tolud);
+
+ tomk = tolud / 1024;
+ tomk_stolen = tomk;
+
+ /* Note: subtract IGD device and TSEG. */
+ reg8 = pci_read_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), 0x9e);
+ if (reg8 & 1) {
+ int tseg_size = 0;
+ printk(BIOS_DEBUG, "TSEG decoded, subtracting ");
+ reg8 >>= 1;
+ reg8 &= 3;
+ switch (reg8) {
+ case 0:
+ tseg_size = 1024; /* TSEG = 1M */
+ break;
+ case 1:
+ tseg_size = 2048; /* TSEG = 2M */
+ break;
+ case 2:
+ tseg_size = 8192; /* TSEG = 8M */
+ break;
+ }
+
+ printk(BIOS_DEBUG, "%dM\n", tseg_size >> 10);
+ tomk_stolen -= tseg_size;
+
+ /* For reserving TSEG memory in the memory map */
+ tseg_memory_base = tomk_stolen * 1024ULL;
+ tseg_memory_size = tseg_size * 1024ULL;
+ }
+
+ reg16 = pci_read_config16(dev_find_slot(0, PCI_DEVFN(2, 0)), GGC);
+ if (!(reg16 & 2)) {
+ int uma_size = 0;
+ printk(BIOS_DEBUG, "IGD decoded, subtracting ");
+ reg16 >>= 4;
+ reg16 &= 7;
+ switch (reg16) {
+ case 1:
+ uma_size = 1024;
+ break;
+ case 2:
+ uma_size = 4096;
+ break;
+ case 3:
+ uma_size = 8192;
+ break;
+ }
+ printk(BIOS_DEBUG, "%dM UMA\n", uma_size >> 10);
+ tomk_stolen -= uma_size;
+
+ /* For reserving UMA memory in the memory map. */
+ uma_memory_base = tomk_stolen * 1024ULL;
+ uma_memory_size = uma_size * 1024ULL;
+ }
+
+ /*
+ * The following needs to be 2 lines, otherwise the second
+ * number is always 0.
+ */
+ printk(BIOS_INFO, "Available memory: %dK", (u32) tomk);
+ printk(BIOS_INFO, " (%dM)\n", (u32) (tomk >> 10));
+
+ /* Report the memory regions. */
+ ram_resource(dev, 3, 0, 640);
+ ram_resource(dev, 4, 768, (tomk - 768));
+ uma_resource(dev, 5, uma_memory_base >> 10, uma_memory_size >> 10);
+ mmio_resource(dev, 6, tseg_memory_base >> 10, tseg_memory_size >> 10);
+
+ add_fixed_resources(dev, 7);
+
+ assign_resources(dev->link_list);
+
+ set_top_of_ram(tomk * 1024 - uma_memory_size - tseg_memory_base);
+}
+
+/*
+ * TODO: We could determine how many PCIe busses we need in the bar. For now
+ * that number is hardcoded to a max of 64.
+ * See e7525/northbridge.c for an example.
+ */
+static struct device_operations pci_domain_ops = {
+ .read_resources = pci_domain_read_resources,
+ .set_resources = pci_domain_set_resources,
+ .enable_resources = NULL,
+ .init = NULL,
+ .scan_bus = pci_domain_scan_bus,
+ .ops_pci_bus = pci_bus_default_ops,
+};
+
+static void mc_read_resources(device_t dev)
+{
+ struct resource *resource;
+
+ pci_dev_read_resources(dev);
+
+ /*
+ * So, this is one of the big mysteries in the coreboot resource
+ * allocator. This resource should make sure that the address space
+ * of the PCIe memory mapped config space bar. But it does not.
+ */
+
+ /*
+ * We use 0xcf as an unused index for our PCIe bar so that we find
+ * it again.
+ */
+ resource = new_resource(dev, 0xcf);
+ resource->flags = IORESOURCE_MEM | IORESOURCE_FIXED |
+ IORESOURCE_STORED | IORESOURCE_ASSIGNED;
+ get_pcie_bar((u32 *)&resource->base, (u32 *)&resource->size);
+ printk(BIOS_DEBUG,
+ "Adding PCIe enhanced config space BAR 0x%08lx-0x%08lx.\n",
+ (unsigned long)(resource->base),
+ (unsigned long)(resource->base + resource->size));
+}
+
+static void mc_set_resources(device_t dev)
+{
+ struct resource *resource;
+
+ /* Report the PCIe BAR. */
+ resource = find_resource(dev, 0xcf);
+ if (resource)
+ report_resource_stored(dev, resource, "<mmconfig>");
+
+ /* And call the normal set_resources. */
+ pci_dev_set_resources(dev);
+}
+
+static void intel_set_subsystem(device_t dev, unsigned vendor, unsigned device)
+{
+ if (!vendor || !device) {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ pci_read_config32(dev, PCI_VENDOR_ID));
+ } else {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
+ }
+}
+
+static struct pci_operations intel_pci_ops = {
+ .set_subsystem = intel_set_subsystem,
+};
+
+static struct device_operations mc_ops = {
+ .read_resources = mc_read_resources,
+ .set_resources = mc_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .acpi_fill_ssdt_generator = generate_cpu_entries,
+ .scan_bus = 0,
+ .ops_pci = &intel_pci_ops,
+};
+
+static const struct pci_driver mc_driver __pci_driver = {
+ .ops = &mc_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x8100,
+};
+
+static void cpu_bus_init(device_t dev)
+{
+ initialize_cpus(dev->link_list);
+}
+
+static struct device_operations cpu_bus_ops = {
+ .read_resources = DEVICE_NOOP,
+ .set_resources = DEVICE_NOOP,
+ .enable_resources = DEVICE_NOOP,
+ .init = cpu_bus_init,
+ .scan_bus = 0,
+};
+
+static void enable_dev(device_t dev)
+{
+ /* Set the operations if it is a special bus type. */
+ if (dev->path.type == DEVICE_PATH_DOMAIN) {
+ dev->ops = &pci_domain_ops;
+ } else if (dev->path.type == DEVICE_PATH_CPU_CLUSTER) {
+ dev->ops = &cpu_bus_ops;
+ }
+}
+
+struct chip_operations northbridge_intel_sch_ops = {
+ CHIP_NAME("Intel SCH Northbridge")
+ .enable_dev = enable_dev,
+};
diff --git a/src/soc/intel/sch/nvs.h b/src/soc/intel/sch/nvs.h
new file mode 100644
index 0000000000..88c4998094
--- /dev/null
+++ b/src/soc/intel/sch/nvs.h
@@ -0,0 +1,140 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef SOC_INTEL_SCH_NVS_H
+#define SOC_INTEL_SCH_NVS_H
+
+typedef struct {
+ /* Miscellaneous */
+ u16 osys; /* 0x00 - Operating System */
+ u8 smif; /* 0x02 - SMI function call ("TRAP") */
+ u8 prm0; /* 0x03 - SMI function call parameter */
+ u8 prm1; /* 0x04 - SMI function call parameter */
+ u8 scif; /* 0x05 - SCI function call (via _L00) */
+ u8 prm2; /* 0x06 - SCI function call parameter */
+ u8 prm3; /* 0x07 - SCI function call parameter */
+ u8 lckf; /* 0x08 - Global Lock function for EC */
+ u8 prm4; /* 0x09 - Lock function parameter */
+ u8 prm5; /* 0x0a - Lock function parameter */
+ u32 p80d; /* 0x0b - Debug port (IO 0x80) value */
+ u8 lids; /* 0x0f - LID state (open = 1) */
+ u8 pwrs; /* 0x10 - Power state (AC = 1) */
+ u8 dbgs; /* 0x11 - Debug state */
+ u8 linx; /* 0x12 - Linux OS */
+ u8 dckn; /* 0x13 - PCIe docking state */
+ /* Thermal policy */
+ u8 actt; /* 0x14 - active trip point */
+ u8 psvt; /* 0x15 - passive trip point */
+ u8 tc1v; /* 0x16 - passive trip point TC1 */
+ u8 tc2v; /* 0x17 - passive trip point TC2 */
+ u8 tspv; /* 0x18 - passive trip point TSP */
+ u8 crtt; /* 0x19 - critical trip point */
+ u8 dtse; /* 0x1a - Digital Thermal Sensor enable */
+ u8 dts1; /* 0x1b - DT sensor 1 */
+ u8 dts2; /* 0x1c - DT sensor 2 */
+ u8 rsvd2;
+ /* Battery Support */
+ u8 bnum; /* 0x1e - number of batteries */
+ u8 b0sc, b1sc, b2sc; /* 0x1f-0x21 - stored capacity */
+ u8 b0ss, b1ss, b2ss; /* 0x22-0x24 - stored status */
+ u8 rsvd3[3];
+ /* Processor Identification */
+ u8 apic; /* 0x28 - APIC enabled */
+ u8 mpen; /* 0x29 - MP capable/enabled */
+ u8 pcp0; /* 0x2a - PDC CPU/CORE 0 */
+ u8 pcp1; /* 0x2b - PDC CPU/CORE 1 */
+ u8 ppcm; /* 0x2c - Max. PPC state */
+ u8 rsvd4[5];
+ /* Super I/O & CMOS config */
+ u8 natp; /* 0x32 - SIO type */
+ u8 cmap; /* 0x33 - */
+ u8 cmbp; /* 0x34 - */
+ u8 lptp; /* 0x35 - LPT port */
+ u8 fdcp; /* 0x36 - Floppy Disk Controller */
+ u8 rfdv; /* 0x37 - */
+ u8 hotk; /* 0x38 - Hot Key */
+ u8 rtcf;
+ u8 util;
+ u8 acin;
+ /* Integrated Graphics Device */
+ u8 igds; /* 0x3c - IGD state */
+ u8 tlst; /* 0x3d - Display Toggle List Pointer */
+ u8 cadl; /* 0x3e - currently attached devices */
+ u8 padl; /* 0x3f - previously attached devices */
+ u16 cste; /* 0x40 - current display state */
+ u16 nste; /* 0x42 - next display state */
+ u16 sste; /* 0x44 - set display state */
+ u8 ndid; /* 0x46 - number of device ids */
+ u32 did[5]; /* 0x47 - 5b device id 1..5 */
+ u8 rsvd5[0x9];
+ /* Backlight Control */
+ u8 blcs; /* 0x64 - Backlight Control possible */
+ u8 brtl;
+ u8 odds;
+ u8 rsvd6[0x7];
+ /* Ambient Light Sensors*/
+ u8 alse; /* 0x6e - ALS enable */
+ u8 alaf;
+ u8 llow;
+ u8 lhih;
+ u8 rsvd7[0x6];
+ /* EMA */
+ u8 emae; /* 0x78 - EMA enable */
+ u16 emap;
+ u16 emal;
+ u8 rsvd8[0x5];
+ /* MEF */
+ u8 mefe; /* 0x82 - MEF enable */
+ u8 rsvd9[0x9];
+ /* TPM support */
+ u8 tpmp; /* 0x8c - TPM */
+ u8 tpme;
+ u8 rsvd10[8];
+ /* SATA */
+ u8 gtf0[7]; /* 0x96 - GTF task file buffer for port 0 */
+ u8 gtf1[7];
+ u8 gtf2[7];
+ u8 idem;
+ u8 idet;
+ u8 rsvd11[7];
+ /* IGD OpRegion (not implemented yet) */
+ u32 aslb; /* 0xb4 - IGD OpRegion Base Address */
+ u8 ibtt;
+ u8 ipat;
+ u8 itvf;
+ u8 itvm;
+ u8 ipsc;
+ u8 iblc;
+ u8 ibia;
+ u8 issc;
+ u8 i409;
+ u8 i509;
+ u8 i609;
+ u8 i709;
+ u8 idmm;
+ u8 idms;
+ u8 if1e;
+ u8 hvco;
+ u32 nxd[8];
+ u8 rsvd12[8];
+ /* Mainboard specific */
+ u8 dock; /* 0xf0 - Docking Status */
+ u8 bten;
+ u8 rsvd13[14];
+} __attribute__((packed)) global_nvs_t;
+
+void acpi_create_gnvs(global_nvs_t * gnvs);
+
+#endif /* SOC_INTEL_SCH_NVS_H */
diff --git a/src/soc/intel/sch/pcie.c b/src/soc/intel/sch/pcie.c
new file mode 100644
index 0000000000..6ad5345f8a
--- /dev/null
+++ b/src/soc/intel/sch/pcie.c
@@ -0,0 +1,91 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ * Copyright (C) 2009-2010 iWave Systems
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+
+static void pci_init(struct device *dev)
+{
+ u16 reg16;
+ u32 reg32;
+
+ printk(BIOS_DEBUG, "Initializing SCH PCIe bridge.\n");
+
+ /* Enable Bus Master */
+ reg32 = pci_read_config32(dev, PCI_COMMAND);
+ reg32 |= PCI_COMMAND_MASTER;
+ pci_write_config32(dev, PCI_COMMAND, reg32);
+
+ /* Set Cache Line Size to 0x10 */
+ // This has no effect but the OS might expect it
+ pci_write_config8(dev, 0x0c, 0x10);
+ //pci_write_config32(dev, 0x18, 0x11);
+
+ //reg16 = pci_read_config16(dev, 0x3e);
+ //reg16 &= ~(1 << 0); /* disable parity error response */
+ // reg16 &= ~(1 << 1); /* disable SERR */
+ //reg16 |= (1 << 2); /* ISA enable */
+ //pci_write_config16(dev, 0x3e, reg16);
+ /* Slot implemented. */
+ reg16 = pci_read_config16(dev, 0x42);
+ reg16 |= (1 << 8);
+ pci_write_config16(dev, 0x42, reg16);
+
+ reg16 = pci_read_config16(dev, 0x48);
+ reg16 |= 0xf;
+ pci_write_config16(dev, 0x48, reg16);
+}
+
+static void pcie_set_subsystem(device_t dev, unsigned vendor, unsigned device)
+{
+ /* NOTE: This is not the default position! */
+ if (!vendor || !device) {
+ pci_write_config32(dev, 0x94, pci_read_config32(dev, 0));
+ } else {
+ pci_write_config32(dev, 0x94,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
+ }
+}
+
+static struct pci_operations pci_ops = {
+ .set_subsystem = pcie_set_subsystem,
+};
+
+static struct device_operations device_ops = {
+ .read_resources = pci_bus_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_bus_enable_resources,
+ .init = pci_init,
+ .scan_bus = pci_scan_bridge,
+ .ops_pci = &pci_ops,
+};
+
+/* Port 1 */
+static const struct pci_driver sch_pcie_port1 __pci_driver = {
+ .ops = &device_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x8110,
+};
+
+/*Port 2 */
+static const struct pci_driver sch_pcie_port2 __pci_driver = {
+ .ops = &device_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x8112,
+};
diff --git a/src/soc/intel/sch/port_access.c b/src/soc/intel/sch/port_access.c
new file mode 100644
index 0000000000..320c537069
--- /dev/null
+++ b/src/soc/intel/sch/port_access.c
@@ -0,0 +1,73 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2009-2010 iWave Systems
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+// Use simple device model for this file even in ramstage
+#define __SIMPLE_DEVICE__
+
+#include <stdint.h>
+#include <arch/io.h>
+#include <device/pci_def.h>
+#include <device/pnp_def.h>
+#include <cpu/x86/lapic.h>
+#include "sch.h"
+
+/*
+ * Restricted Access Regions:
+ *
+ * MCR - Message Control Register
+ * 31 24 16 8 4 0
+ * ----------------------------------------------------------------------------
+ * | | | Target | Write | |
+ * | Opcode | Port | register | byte | Reserved |
+ * | | | Address | Enables | |
+ * ----------------------------------------------------------------------------
+ *
+ * MDR - Message Data Register
+ * 31 0
+ * ----------------------------------------------------------------------------
+ * | |
+ * | Data |
+ * | |
+ * ----------------------------------------------------------------------------
+ */
+
+#define MSG_OPCODE_READ 0xD0000000
+#define MSG_OPCODE_WRITE 0xE0000000
+
+#define MCR 0xD0
+#define MDR 0xD4
+
+int sch_port_access_read(int port, int reg, int bytes)
+{
+ pci_write_config32(PCI_DEV(0, 0, 0), MCR,
+ (MSG_OPCODE_READ | (port << 16) | (reg << 8)));
+ return pci_read_config32(PCI_DEV(0, 0, 0), MDR);
+}
+
+void sch_port_access_write(int port, int reg, int bytes, long data)
+{
+ pci_write_config32(PCI_DEV(0, 0, 0), MDR, data);
+ pci_write_config32(PCI_DEV(0, 0, 0), MCR,
+ (MSG_OPCODE_WRITE | (port << 16) | (reg << 8)));
+ pci_read_config32(PCI_DEV(0, 0, 0), MDR);
+}
+
+void sch_port_access_write_ram_cmd(int cmd, int port, int reg, int data)
+{
+ pci_write_config32(PCI_DEV(0, 0, 0), MDR, data);
+ pci_write_config32(PCI_DEV(0, 0, 0), MCR,
+ ((cmd << 24) | (port << 16) | (reg << 8)));
+ pci_read_config32(PCI_DEV(0, 0, 0), MDR);
+}
diff --git a/src/soc/intel/sch/raminit.c b/src/soc/intel/sch/raminit.c
new file mode 100644
index 0000000000..d5ec4ef8ad
--- /dev/null
+++ b/src/soc/intel/sch/raminit.c
@@ -0,0 +1,373 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2009-2010 iWave Systems
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <string.h>
+#include <cpu/x86/mtrr.h>
+#include <cpu/x86/cache.h>
+#include <spd.h>
+#include "raminit.h"
+#include "sch.h"
+
+#define DEBUG_RAM_SETUP
+#define SOFTSTRSP(base, off) *((volatile u8 *)((base) + (off)))
+
+/* Debugging macros. */
+#if defined(DEBUG_RAM_SETUP)
+#define PRINTK_DEBUG(x...) printk(BIOS_DEBUG, x)
+#else
+#define PRINTK_DEBUG(x...)
+#endif
+
+#define BOOT_MODE_RESUME 1
+#define BOOT_MODE_NORMAL 0
+
+#include "port_access.c"
+
+static void detect_fsb(struct sys_info *sysinfo)
+{
+ u32 reg32;
+
+ reg32 = sch_port_access_read(5, 3, 4);
+ if (reg32 & BIT(3))
+ sysinfo->fsb_frequency = 533;
+ else
+ sysinfo->fsb_frequency = 400;
+}
+
+static u32 detect_softstrap_base(void)
+{
+ u32 reg32, base_addr;
+
+ reg32 = sch_port_access_read(4, 0x71, 2);
+ reg32 &= 0x700;
+ reg32 = reg32 >> 7;
+ switch (reg32) {
+ case 7:
+ base_addr = 0xFFFB0000;
+ break;
+ case 6:
+ base_addr = 0xFFFC0000;
+ break;
+ case 5:
+ base_addr = 0xFFFD0000;
+ break;
+ case 4:
+ base_addr = 0xFFFE0000;
+ break;
+ default:
+ base_addr = 0;
+ die("No valid softstrap base found.\n");
+ }
+ return base_addr;
+}
+
+static void detect_softstraps(struct sys_info *sysinfo)
+{
+ u8 reg8, temp;
+ u32 sbase = detect_softstrap_base();
+
+ reg8 = SOFTSTRSP(sbase, 0x87f2);
+ sysinfo->ranks = reg8;
+ if (reg8 == 0) {
+ sysinfo->ram_param_source = RAM_PARAM_SOURCE_SPD;
+ /* FIXME: Implement SPD reading. */
+ die("No support for reading DIMM config from SPD yet!");
+ return;
+ } else {
+ sysinfo->ram_param_source = RAM_PARAM_SOURCE_SOFTSTRAP;
+ /* Timings from soft strap */
+ reg8 = SOFTSTRSP(sbase, 0x87f0);
+ temp = reg8 & 0x30;
+ temp = temp >> 4;
+ sysinfo->cl = temp;
+ temp = reg8 & 0x0c;
+ temp = temp >> 2;
+ sysinfo->trcd = temp;
+ temp = reg8 & 0x03;
+ sysinfo->trp = temp;
+
+ /* Geometry from Softstrap */
+ reg8 = SOFTSTRSP(sbase, 0x87f1);
+
+ temp = reg8 & 0x06;
+ temp = temp >> 1;
+ sysinfo->device_density = temp;
+
+ temp = reg8 & 0x01;
+ sysinfo->data_width = temp;
+
+ /* Refresh rate default 7.8us */
+ sysinfo->refresh = 3;
+ }
+}
+
+static void program_sch_dram_data(struct sys_info *sysinfo)
+{
+ u32 reg32;
+
+ /*
+ * Program DRP DRAM Rank Population and Interface Register as per data
+ * in sysinfo SCH port 1 register 0..0xFF.
+ */
+ reg32 =
+ sch_port_access_read(SCH_MSG_DUNIT_PORT, SCH_MSG_DUNIT_REG_DRP, 4);
+ reg32 &= ~(DRP_FIELDS); /* Clear all DRP fields we'll change. */
+ /* Rank0 Device Width, Density, Enable */
+ reg32 |= sysinfo->data_width | (sysinfo->device_density << 1) | (1 << 3);
+ /* Rank1 Device Width, Density, Enable */
+ reg32 |= (sysinfo->data_width << 4)
+ | ((sysinfo->device_density) << 5) | (1 << 7);
+ sch_port_access_write(SCH_MSG_DUNIT_PORT,
+ SCH_MSG_DUNIT_REG_DRP, 4, reg32);
+
+ /*
+ * Program DTR DRAM Timing Register as per data in sysinfo SCH port 1
+ * register 1.
+ *
+ * tRD_dly = 2 (15:13 = 010b)
+ * 0X3F
+ */
+ reg32 =
+ sch_port_access_read(SCH_MSG_DUNIT_PORT, SCH_MSG_DUNIT_REG_DTR, 4);
+ reg32 &= ~(DTR_FIELDS); /* Clear all DTR fields we'll change. */
+
+ reg32 = (sysinfo->trp);
+ reg32 |= (sysinfo->trcd) << 2;
+ reg32 |= (sysinfo->cl) << 4;
+ reg32 |= 0X4000; /* tRD_dly = 2 (15:13 = 010b) */
+ sch_port_access_write(SCH_MSG_DUNIT_PORT, SCH_MSG_DUNIT_REG_DTR, 4,
+ reg32);
+
+ /*
+ * DCO DRAM Controller Operation Register as per data in sysinfo
+ * SCH port 1 register 2 0xF.
+ */
+ reg32 =
+ sch_port_access_read(SCH_MSG_DUNIT_PORT, SCH_MSG_DUNIT_REG_DCO, 4);
+ reg32 &= ~(DCO_FIELDS); /* Clear all DTR fields we'll change. */
+
+ if (sysinfo->fsb_frequency == 533)
+ reg32 |= 1;
+ else
+ reg32 &= ~(BIT(0));
+ reg32 = 0x006911c; // FIXME ?
+
+ sch_port_access_write(SCH_MSG_DUNIT_PORT, SCH_MSG_DUNIT_REG_DCO, 4,
+ reg32);
+}
+
+static void program_dll_config(struct sys_info *sysinfo)
+{
+ if (sysinfo->fsb_frequency == 533) {
+ sch_port_access_write(SCH_MSG_DUNIT_PORT, 0x21, 4, 0x46464646);
+ sch_port_access_write(SCH_MSG_DUNIT_PORT, 0x22, 4, 0x46464646);
+ } else {
+ sch_port_access_write(SCH_MSG_DUNIT_PORT, 0x21, 4, 0x58585858);
+ sch_port_access_write(SCH_MSG_DUNIT_PORT, 0x22, 4, 0x58585858);
+ }
+ sch_port_access_write(SCH_MSG_DUNIT_PORT, 0x23, 4, 0x2222);
+ if (sysinfo->fsb_frequency == 533)
+ sch_port_access_write(SCH_MSG_DUNIT_PORT, 0x20, 4, 0x993B);
+ else
+ sch_port_access_write(SCH_MSG_DUNIT_PORT, 0x20, 4, 0xCC3B);
+}
+
+static void do_jedec_init(struct sys_info *sysinfo)
+{
+ u32 reg32, rank, cmd, temp, num_ranks;
+
+ /* Performs JEDEC memory initializattion for all memory rows */
+ /* Set CKE0/1 low */
+ reg32 =
+ sch_port_access_read(SCH_MSG_DUNIT_PORT, SCH_MSG_DUNIT_REG_DRP, 4);
+ reg32 |= DRP_CKE_DIS;
+ sch_port_access_write(SCH_MSG_DUNIT_PORT,
+ SCH_MSG_DUNIT_REG_DRP, 4, reg32);
+ reg32 =
+ sch_port_access_read(SCH_MSG_DUNIT_PORT, SCH_MSG_DUNIT_REG_DRP, 4);
+ rank = 0;
+ num_ranks = sysinfo->ranks;
+
+ do {
+ /* Start clocks */
+ reg32 = sch_port_access_read(SCH_MSG_DUNIT_PORT,
+ SCH_MSG_DUNIT_REG_DRP, 4);
+ reg32 &= ~(DRP_SCK_DIS); /* Enable all SCK/SCKB by def. */
+ sch_port_access_write(1, SCH_MSG_DUNIT_REG_DRP, 4, reg32);
+ /* Program misc. SCH registers on rank 0 initialization. */
+ reg32 = sch_port_access_read(SCH_MSG_DUNIT_PORT,
+ SCH_MSG_DUNIT_REG_DRP, 4);
+ if (rank == 0)
+ program_dll_config(sysinfo);
+
+ printk(BIOS_DEBUG, "Setting up RAM \n");
+
+ /*
+ * Wait 200us
+ * reg32 = inb(ACPI_BASE + 8); PM1 Timer
+ * reg32 &=0xFFFFFF;
+ * reg32 +=0x2EE;
+ * do {
+ * reg32 = inb(ACPI_BASE + 8);PM1 Timer
+ * reg32 &= 0xFFFFFF;
+ * } while (reg32 < 0x2EE);
+ */
+
+ /* Apply NOP. */
+ cmd = rank;
+ cmd |= SCH_DRAMINIT_CMD_NOP;
+ sch_port_access_write_ram_cmd(SCH_OPCODE_DRAMINIT,
+ SCH_MSG_DUNIT_PORT, 0, cmd);
+ /* Set CKE=high. */
+ reg32 = sch_port_access_read(SCH_MSG_DUNIT_PORT,
+ SCH_MSG_DUNIT_REG_DRP, 4);
+ reg32 &= 0xFFFF9FFF; /* Clear both the CKE static disables. */
+ sch_port_access_write(SCH_MSG_DUNIT_PORT,
+ SCH_MSG_DUNIT_REG_DRP, 4, reg32);
+ /*
+ * Wait 400ns (not needed when executing from flash).
+ * Precharge all.
+ */
+ reg32 = sch_port_access_read(SCH_MSG_DUNIT_PORT,
+ SCH_MSG_DUNIT_REG_DRP, 4);
+ cmd = rank;
+ cmd |= SCH_DRAMINIT_CMD_PALL;
+ sch_port_access_write_ram_cmd(SCH_OPCODE_DRAMINIT,
+ SCH_MSG_DUNIT_PORT, 0, cmd);
+
+ /*
+ * EMRS(2); High temp self refresh=disabled,
+ * partial array self refresh=full.
+ */
+ cmd = rank;
+ cmd |= SCH_DRAMINIT_CMD_EMRS2;
+ sch_port_access_write_ram_cmd(SCH_OPCODE_DRAMINIT,
+ SCH_MSG_DUNIT_PORT, 0, cmd);
+
+ /* EMRS(3) (no command). */
+ cmd = rank;
+ cmd |= SCH_DRAMINIT_CMD_EMRS3;
+ sch_port_access_write_ram_cmd(SCH_OPCODE_DRAMINIT,
+ SCH_MSG_DUNIT_PORT, 0, cmd);
+
+ /* EMRS(1); Enable DLL (Leave all bits in the command at 0). */
+ cmd = rank;
+ cmd |= SCH_DRAMINIT_CMD_EMRS1;
+ sch_port_access_write_ram_cmd(SCH_OPCODE_DRAMINIT,
+ SCH_MSG_DUNIT_PORT, 0, cmd);
+
+ /* MRS; Reset DLL (Set memory address bit 8). */
+ cmd = rank;
+ cmd |= SCH_DRAMINIT_CMD_MRS;
+ cmd |= (SCH_JEDEC_DLLRESET << SCH_DRAMINIT_ADDR_OFFSET);
+ sch_port_access_write_ram_cmd(SCH_OPCODE_DRAMINIT,
+ SCH_MSG_DUNIT_PORT, 0, cmd);
+
+ /* Precharge all. */
+ cmd = rank;
+ cmd |= SCH_DRAMINIT_CMD_PALL;
+ sch_port_access_write_ram_cmd(SCH_OPCODE_DRAMINIT,
+ SCH_MSG_DUNIT_PORT, 0, cmd);
+
+ /* Issue 2 auto-refresh commands. */
+ cmd = rank;
+ cmd |= SCH_DRAMINIT_CMD_AREF;
+ sch_port_access_write_ram_cmd(SCH_OPCODE_DRAMINIT,
+ SCH_MSG_DUNIT_PORT, 0, cmd);
+ sch_port_access_write_ram_cmd(SCH_OPCODE_DRAMINIT,
+ SCH_MSG_DUNIT_PORT, 0, cmd);
+
+ /* MRS command including tCL, tWR, burst length (always 4). */
+ cmd = rank;
+ cmd |= (SCH_DRAMINIT_CMD_MRS + JEDEC_STATIC_PARAM); /* Static param */
+ temp = sysinfo->cl;
+ temp += TCL_LOW; /* Adjust for the TCL base. */
+ temp = temp << ((SCH_JEDEC_CL_OFFSET
+ + SCH_DRAMINIT_ADDR_OFFSET)); /* Ready the CAS latency */
+ cmd |= temp;
+ sch_port_access_write_ram_cmd(SCH_OPCODE_DRAMINIT,
+ SCH_MSG_DUNIT_PORT, 0, cmd);
+
+ /*
+ * Wait 200 clocks (max of 1us, so no need to delay).
+ * Issue EMRS(1):OCD default.
+ */
+ cmd = rank;
+ cmd |= SCH_DRAMINIT_CMD_EMRS1;
+ cmd |= (SCH_JEDEC_OCD_DEFAULT << SCH_DRAMINIT_ADDR_OFFSET);
+ sch_port_access_write_ram_cmd(SCH_OPCODE_DRAMINIT,
+ SCH_MSG_DUNIT_PORT, 0, cmd);
+
+ /* Issue EMRS(1): OCD cal. mode exit. */
+ cmd = rank;
+ cmd |= SCH_DRAMINIT_CMD_EMRS1;
+ cmd |= (SCH_JEDEC_DQS_DIS << SCH_DRAMINIT_ADDR_OFFSET);
+ sch_port_access_write_ram_cmd(SCH_OPCODE_DRAMINIT,
+ SCH_MSG_DUNIT_PORT, 0, cmd);
+ rank += SCH_DRAMINIT_RANK_MASK;
+ num_ranks--;
+ } while (num_ranks);
+}
+
+/**
+ * @param boot_mode 0 = normal, 1 = resume
+ */
+void sdram_initialize(int boot_mode)
+{
+ struct sys_info sysinfo;
+ u32 reg32;
+
+ printk(BIOS_DEBUG, "Setting up RAM controller.\n");
+
+ memset(&sysinfo, 0, sizeof(sysinfo));
+
+ detect_fsb(&sysinfo);
+ detect_softstraps(&sysinfo);
+
+ program_sch_dram_data(&sysinfo);
+
+ /* cold boot */
+ if (boot_mode == BOOT_MODE_NORMAL)
+ do_jedec_init(&sysinfo);
+ else
+ program_dll_config(&sysinfo);
+
+ /* RAM init complete. */
+ reg32 =
+ sch_port_access_read(SCH_MSG_DUNIT_PORT, SCH_MSG_DUNIT_REG_DCO, 4);
+ reg32 |= DCO_IC;
+ reg32 |= ((sysinfo.refresh) << 2);
+ reg32 = 0x006919c;
+ sch_port_access_write(SCH_MSG_DUNIT_PORT,
+ SCH_MSG_DUNIT_REG_DCO, 4, reg32);
+
+ /* Setting up TOM. */
+ reg32 = 0x10000000;
+ reg32 = reg32 >> sysinfo.data_width;
+ reg32 = reg32 << sysinfo.device_density;
+ reg32 = reg32 << sysinfo.ranks;
+ reg32 = 0x40000000;
+ sch_port_access_write(2, 8, 4, reg32);
+
+ /* Resume mode. */
+ if (boot_mode == BOOT_MODE_RESUME)
+ sch_port_access_write_ram_cmd(SCH_OPCODE_WAKEFULLON,
+ SCH_MSG_DUNIT_PORT, 0, 0);
+
+ sch_port_access_write(2, 0, 4, 0x98);
+ sch_port_access_write(2, 3, 4, 0x7);
+ sch_port_access_write(3, 2, 4, 0x408);
+ sch_port_access_write(4, 0x71, 4, 0x600);
+}
diff --git a/src/soc/intel/sch/raminit.h b/src/soc/intel/sch/raminit.h
new file mode 100644
index 0000000000..4a81ec1580
--- /dev/null
+++ b/src/soc/intel/sch/raminit.h
@@ -0,0 +1,178 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2009-2010 iWave Systems
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef RAMINIT_H
+#define RAMINIT_H
+
+/**
+ * Bit Equates
+ **/
+#define BIT(x) (1<<x)
+
+#define EBP_TRP_MASK (BIT(1) | BIT(0))
+#define TRP_LOW 3h
+#define TRP_HIGH 5h
+#define EBP_TRP_OFFSET 0 /* Start of TRP field in EBP*/
+#define EBP_TRCD_MASK (BIT(3) | BIT(2))
+#define TRCD_LOW 3h
+#define TRCD_HIGH 5h
+#define EBP_TRCD_OFFSET 2 /* Start of TRCD field in EBP*/
+#define EBP_TCL_MASK (BIT(5) | BIT(4))
+#define TCL_LOW 3 /* Minimum supported CL*/
+#define TCL_HIGH 5 /* Maximum supported CL*/
+#define EBP_TCL_OFFSET 4 /* EBP bit( )for CL mask*/
+#define EBP_DDR2_CL_5_0 BIT(5) /* CL 5.0 = 10b*/
+#define EBP_DDR2_CL_4_0 BIT(4) /* CL 4.0 = 01b*/
+#define EBP_DDR2_CL_3_0 00h /* CL 3.0 = 00b*/
+#define EBP_FREQ_MASK (BIT(10)| BIT(9))
+#define EBP_FREQ_OFFSET 9 /* EBP bit( )for frequency mask*/
+#define EBP_FREQ_400 0 /* 400MHz EBP[10:9] = 00b*/
+#define EBP_FREQ_533 BIT(9) /* 533MHz EBP[10:9] = 01b*/
+#define EBP_REFRESH_MASK (BIT(12)| BIT(11))
+#define EBP_REFRESH_OFFSET 11 /* Bit offset of refresh field*/
+#define EBP_REF_DIS 00h /* Mask for refresh disabled*/
+#define EBP_REF_128CLK BIT(11) /* Mask for 128 clks referesh rate*/
+#define EBP_REF_3_9 BIT(12) /* Mask for 3.9us refresh rate*/
+#define EBP_REF_7_8 (BIT(12)| BIT(11))/* Mask for 7.8us refresh rate*/
+#define EBP_WIDTH_MASK BIT(15)
+#define EBP_WIDTH_OFFSET 15 /* Bit offset of EBP width field*/
+#define EBP_SOCKET_X16 BIT(15) /* Bit mask of x8/x16 bit*/
+#define EBP_DENSITY_MASK (BIT(17)| BIT(16))
+#define EBP_DENSITY_OFFSET 16
+#define EBP_DENSITY_512 BIT(16) /* 512Mbit density*/
+#define EBP_DENSITY_1024 BIT(17) /* 1024Mbit density*/
+#define EBP_DENSITY_2048 (BIT(17)| BIT(16))/* 2048Mbit density*/
+#define EBP_RANKS_MASK BIT(18)
+#define EBP_RANKS_OFFSET 18
+#define EBP_RANKS BIT(18) /* Bit offset of # of ranks bit*/
+#define EBP_PACKAGE_TYPE BIT(19) /* Package type (stacked or not)*/
+#define EBP_2X_MASK BIT(20)
+#define EBP_2X_OFFSET 20 /* Bit offset of ebp 2x refresh field*/
+#define EBP_2X_AUTO_REFRESH BIT(20) /* Bit mask of 2x refresh field*/
+#define EBP_DRAM_PARM_MASK BIT(21)
+#define EBP_DRAM_PARM_OFFSET 21
+#define EBP_DRAM_PARM_SPD 0 /* Use SPD to get DRAM parameters*/
+#define EBP_DRAM_PARM_CMC BIT(21) /* DRAM parameters in CMC binary*/
+#define EBP_BOOT_PATH BIT(31)
+
+
+
+
+#define HB_REG_MCR 0xD0 /* Message Control Register */
+#define HB_REG_MCR_OP_OFFSET 24 /* Offset of the opcode field in MCR */
+#define HB_REG_MCR_PORT_OFFSET 16 /* Offset of the port field in MCR */
+#define HB_REG_MCR_REG_OFFSET 8 /* Offset of the register field in MCR */
+#define HB_REG_MDR 0xD4 /* Message Data Register */
+
+/* SCH Message OpCodes and Attributes*/
+#define SCH_OPCODE_WAKEFULLON 0x2 /* SCH message bus "Wake Full On" opcode*/
+#define SCH_OPCODE_DRAMINIT 0xA0 /* SCH message bus "DRAM Init" opcode */
+#define SCH_DRAMINIT_CMD_MRS 0x4000 /* MRS command */
+#define SCH_DRAMINIT_CMD_EMRS1 0x8 /* EMRS 1 command */
+#define SCH_DRAMINIT_CMD_EMRS2 0x10 /* EMRS 2 command */
+#define SCH_DRAMINIT_CMD_EMRS3 0x18 /* EMRS 3 command */
+#define SCH_DRAMINIT_CMD_CBR 0x1 /* CBR command */
+#define SCH_DRAMINIT_CMD_AREF 0x10001 /* Refresh command, MA10=0->All */
+#define SCH_DRAMINIT_CMD_PALL 0x10002 /* Precharge command, MA10=1->All */
+#define SCH_DRAMINIT_CMD_BACT 0x3 /* Bank activate command */
+#define SCH_DRAMINIT_CMD_NOP 0x7 /* NOP command */
+#define SCH_DRAMINIT_RANK_OFFSET 21 /* Offset of the rank selection bit */
+#define SCH_DRAMINIT_RANK_MASK BIT(21)
+#define SCH_DRAMINIT_ADDR_OFFSET 6 /* Offset of the address field in MDR */
+#define SCH_DRAMINIT_INTLV BIT(3) /* Interleave burst type */
+#define SCH_DRAMINIT_BL4 2 /* Burst Length = 4 */
+#define SCH_DRAMINIT_CL_OFFSET 4 /* CAS Latency bit offset */
+#define SCH_DRAMINIT_OCD_DEFAULT 0xE000 /* OCD Default command */
+#define SCH_DRAMINIT_DQS_DIS BIT(16) /* DQS Disable command */
+#define SCH_OPCODE_READ 0xD0 /* SCH message bus "read" opcode */
+#define SCH_OPCODE_WRITE 0xE0 /* SCH message bus "write" opcode */
+
+/* SCH Message Ports and Registers*/
+
+#define SCH_MSG_DUNIT_PORT 0x1 /* DRAM unit port */
+#define SCH_MSG_DUNIT_REG_DRP 0x0 /* DRAM Rank Population and Interface */
+#define DRP_FIELDS 0xFF /* Pertinent fields in DRP */
+#define DRP_RANK0_OFFSET 3 /* Rank 0 enable offset */
+#define DRP_RANK1_OFFSET 7 /* Rank 1 enable offset */
+#define DRP_DENSITY0_OFFSET 1 /* Density offset - Rank 0 */
+#define DRP_DENSITY1_OFFSET 5 /* Density offset - Rank 1 */
+#define DRP_WIDTH0_OFFSET 0 /* Width offset - Rank 0 */
+#define DRP_WIDTH1_OFFSET 4 /* Width offset - Rank 1 */
+#define DRP_CKE_DIS (BIT(14)| BIT(13)) /* CKE disable bits for both ranks */
+#define DRP_CKE_DIS0 BIT(13) /* CKE disable bit - Rank 0 */
+#define DRP_CKE_DIS1 BIT(14) /* CKE disable bit - Rank 1 */
+#define DRP_SCK_DIS (BIT(11)| BIT(10)) /* SCK/SCKB disable bits */
+#define DRP_SCK_DIS1 BIT(11) /* SCK[1]/SCKB[1] disable */
+#define DRP_SCK_DIS0 BIT(10) /* SCK[0]/SCKB[0] disable */
+#define SCH_MSG_DUNIT_REG_DTR 0x01 /* DRAM Timing Register */
+#define DTR_FIELDS 0x3F /* Pertinent fields in DTR */
+#define DTR_TCL_OFFSET 4 /* CAS latency offset */
+#define DTR_TRCD_OFFSET 2 /* RAS CAS Delay Offset */
+#define DTR_TRP_OFFSET 0 /* RAS Precharge Delay Offset */
+#define SCH_MSG_DUNIT_REG_DCO 0x2 /* DRAM Control Register */
+#define DCO_FIELDS 0xF /* Pertinent fields in DCO */
+#define DCO_REFRESH_OFFSET 2 /* Refresh Rate Field Offset */
+#define DCO_FREQ_OFFSET 0 /* DRAM Frequency Field Offset */
+#define DCO_IC BIT(7) /* Initialization complete bit */
+#define SCH_MSG_PUNIT_PORT 04h /* Punit Port */
+#define SCH_MSG_PUNIT_REG_PCR 71h /* Punit Control Register */
+#define SCH_MSG_TEST_PORT 05h /* Test port */
+#define SCH_MSG_TEST_REG_MSR 03h /* Mode and Status Register */
+
+
+/* Jedec initialization mapping into the MDR address field for DRAM init messages*/
+
+
+#define SCH_JEDEC_DLLRESET BIT(8) /* DLL Reset bit( ) */
+#define SCH_JEDEC_INTLV BIT(3) /* Interleave/NOT(Sequential) bit( ) */
+#define SCH_JEDEC_CL_OFFSET 4 /* Offset of the CAS latency field */
+#define SCH_JEDEC_OCD_DEFAULT (BIT(7)| BIT(8)| BIT(9)) /* OCD default value */
+#define SCH_JEDEC_DQS_DIS BIT(10) /* DQS disable bit */
+#define SCH_JEDEC_BL4 BIT(1) /* Burst length 4 value */
+/*static values used during JEDEC iniatialization. These values are not
+dependent on memory or chipset configuration.*/
+#define JEDEC_STATIC_PARAM ((SCH_JEDEC_INTLV << SCH_DRAMINIT_ADDR_OFFSET) + (SCH_JEDEC_BL4 << SCH_DRAMINIT_ADDR_OFFSET))
+
+#define DIMM_SOCKETS 2
+
+#define DIMM_SPD_BASE 0x50
+#define DIMM_TCO_BASE 0x30
+
+/* Burst length is always 8 */
+#define BURSTLENGTH 8
+#define RAM_PARAM_SOURCE_SOFTSTRAP 1
+#define RAM_PARAM_SOURCE_SPD 0
+struct sys_info {
+
+ u16 memory_frequency; /* 400 or 533*/
+ u16 fsb_frequency; /* 400 or 533*/
+
+ u8 trp; /*3,4,5 DRAM clocks */
+ u8 trcd; /*3,4,5 DRAM clocks */
+ u8 cl; /*CAS Latency 3,4,5*/
+
+ u8 refresh; /*Refresh rate disabled,128 DRAM clocks,3.9us,7.8us */
+
+ u8 data_width; /*x8/x16 data width */
+ u8 device_density; /*SDRAM Device Density 512/1024/2048Mbit */
+ u8 ranks; /*Single/Double */
+ u8 ram_param_source; /*DRAM Parameter Source SPD/SoftStraps(R) Block (down memory) */
+ u8 boot_path;
+
+} __attribute__ ((packed));
+
+void sdram_initialize(int boot_mode);
+
+#endif /* RAMINIT_H */
diff --git a/src/soc/intel/sch/reset.c b/src/soc/intel/sch/reset.c
new file mode 100644
index 0000000000..2574565f75
--- /dev/null
+++ b/src/soc/intel/sch/reset.c
@@ -0,0 +1,29 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <arch/io.h>
+#include <reset.h>
+
+void soft_reset(void)
+{
+ outb(0x04, 0xcf9);
+}
+
+void hard_reset(void)
+{
+ outb(0x02, 0xcf9);
+ outb(0x06, 0xcf9);
+}
diff --git a/src/soc/intel/sch/sch.h b/src/soc/intel/sch/sch.h
new file mode 100644
index 0000000000..bdaddb296b
--- /dev/null
+++ b/src/soc/intel/sch/sch.h
@@ -0,0 +1,69 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2010 coresystems GmbH
+ * Copyright (C) 2009-2010 iWave Systems
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __SCH_POULSBO_H__
+#define __SCH_POULSBO_H__
+
+#if !defined(__ASSEMBLER__)
+int sch_port_access_read(int port, int reg, int bytes);
+void sch_port_access_write(int port, int reg, int bytes, long data);
+void sch_port_access_write_ram_cmd(int cmd, int port, int reg, int data);
+#endif
+
+/* Southbridge IO BARs */
+/* TODO Make sure these don't get changed by stage2 */
+#define SCH_ENABLE_BIT (1<<31)
+#define DEFAULT_ACPIPBLKBASE 0x510
+
+#define DEFAULT_SMBUSBASE 0x540
+#define DEFAULT_GPIOBASE 0x588
+#define DEFAULT_GPE0BASE 0x5C0
+#define DEFAULT_SMMCNTRLBASE 0x3F703F76
+
+#define DEFAULT_RCBABASE ((u8 *)0xfed1c000)
+
+#define DEFAULT_PCIEXBAR CONFIG_MMCONF_BASE_ADDRESS /* 4 KB per PCIe device */
+
+/* IGD */
+#define GGC 0x52
+
+/* Root Complex Register Block */
+#define RCBA8(x) *((volatile u8 *)(DEFAULT_RCBABASE + x))
+#define RCBA16(x) *((volatile u16 *)(DEFAULT_RCBABASE + x))
+#define RCBA32(x) *((volatile u32 *)(DEFAULT_RCBABASE + x))
+
+/* FIXME: should probably be in southbridge, but is setup in romstage, too */
+#define CMC_SHADOW 0x3faf0000
+
+#define DEFAULT_PMBASE 0x500
+
+/* SMBus I/O bits. */
+#define SMBHSTSTAT 0x0
+#define SMBHSTCTL 0x2
+#define SMBHSTCMD 0x3
+#define SMBXMITADD 0x4
+#define SMBHSTDAT0 0x5
+#define SMBHSTDAT1 0x6
+#define SMBBLKDAT 0x7
+#define SMBTRNSADD 0x9
+#define SMBSLVDATA 0xa
+#define SMLINK_PIN_CTL 0xe
+#define SMBUS_PIN_CTL 0xf
+
+#define SMBUS_TIMEOUT (10 * 1000 * 100)
+
+#endif /* __SCH_POULSBO_H__ */
diff --git a/src/soc/intel/sch/smbus.c b/src/soc/intel/sch/smbus.c
new file mode 100644
index 0000000000..54baa68228
--- /dev/null
+++ b/src/soc/intel/sch/smbus.c
@@ -0,0 +1,75 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/path.h>
+#include <device/smbus.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <device/pci_ops.h>
+#include <arch/io.h>
+#include "sch.h"
+#include "smbus.h"
+
+static int lsmbus_read_byte(device_t dev, u8 address)
+{
+ u16 device;
+ struct resource *res;
+ struct bus *pbus;
+
+ device = dev->path.i2c.device;
+ pbus = get_pbus_smbus(dev);
+ res = find_resource(pbus->dev, 0x20);
+
+ return do_smbus_read_byte(res->base, device, address);
+}
+
+static struct smbus_bus_operations lops_smbus_bus = {
+ .read_byte = lsmbus_read_byte,
+};
+
+static void smbus_set_subsystem(device_t dev, unsigned vendor, unsigned device)
+{
+ if (!vendor || !device) {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ pci_read_config32(dev, PCI_VENDOR_ID));
+ } else {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
+ }
+}
+
+static struct pci_operations smbus_pci_ops = {
+ .set_subsystem = smbus_set_subsystem,
+};
+
+static struct device_operations smbus_ops = {
+ .read_resources = pci_dev_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .init = 0,
+ .scan_bus = scan_smbus,
+ .ops_smbus_bus = &lops_smbus_bus,
+ .ops_pci = &smbus_pci_ops,
+};
+
+// FIXME
+/* 82801GB/GR/GDH/GBM/GHM/GU (ICH7/ICH7R/ICH7DH/ICH7-M/ICH7-M DH/ICH7-U) */
+static const struct pci_driver i82801gx_smbus __pci_driver = {
+ .ops = &smbus_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x27da,
+};
diff --git a/src/soc/intel/sch/smbus.h b/src/soc/intel/sch/smbus.h
new file mode 100644
index 0000000000..e34ca52cb0
--- /dev/null
+++ b/src/soc/intel/sch/smbus.h
@@ -0,0 +1,94 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2005 Yinghai Lu <yinghailu@gmail.com>
+ * Copyright (C) 2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <device/smbus_def.h>
+
+static void smbus_delay(void)
+{
+ inb(0x80);
+}
+
+static int smbus_wait_until_ready(u16 smbus_base)
+{
+ unsigned loops = SMBUS_TIMEOUT;
+ unsigned char byte;
+ do {
+ smbus_delay();
+ if (--loops == 0)
+ break;
+ byte = inb(smbus_base + SMBHSTSTAT);
+ } while (byte & 1);
+ return loops ? 0 : -1;
+}
+
+static int smbus_wait_until_done(u16 smbus_base)
+{
+ unsigned loops = SMBUS_TIMEOUT;
+ unsigned char byte;
+ do {
+ smbus_delay();
+ if (--loops == 0)
+ break;
+ byte = inb(smbus_base + SMBHSTSTAT);
+ } while ((byte & 1) || (byte & ~((1 << 6) | (1 << 0))) == 0);
+ return loops ? 0 : -1;
+}
+
+static int do_smbus_read_byte(unsigned smbus_base, unsigned device,
+ unsigned address)
+{
+ unsigned char global_status_register;
+ unsigned char byte;
+
+ if (smbus_wait_until_ready(smbus_base) < 0) {
+ return SMBUS_WAIT_UNTIL_READY_TIMEOUT;
+ }
+ /* Setup transaction */
+ /* Disable interrupts */
+ outb(inb(smbus_base + SMBHSTCTL) & (~1), smbus_base + SMBHSTCTL);
+ /* Set the device I'm talking too */
+ outb(((device & 0x7f) << 1) | 1, smbus_base + SMBXMITADD);
+ /* Set the command/address... */
+ outb(address & 0xff, smbus_base + SMBHSTCMD);
+ /* Set up for a byte data read */
+ outb((inb(smbus_base + SMBHSTCTL) & 0xe3) | (0x2 << 2),
+ (smbus_base + SMBHSTCTL));
+ /* Clear any lingering errors, so the transaction will run */
+ outb(inb(smbus_base + SMBHSTSTAT), smbus_base + SMBHSTSTAT);
+
+ /* Clear the data byte... */
+ outb(0, smbus_base + SMBHSTDAT0);
+
+ /* Start the command */
+ outb((inb(smbus_base + SMBHSTCTL) | 0x40), smbus_base + SMBHSTCTL);
+
+ /* Poll for transaction completion */
+ if (smbus_wait_until_done(smbus_base) < 0) {
+ return SMBUS_WAIT_UNTIL_DONE_TIMEOUT;
+ }
+
+ global_status_register = inb(smbus_base + SMBHSTSTAT);
+
+ /* Ignore the "In Use" status... */
+ global_status_register &= ~(3 << 5);
+
+ /* Read results of transaction */
+ byte = inb(smbus_base + SMBHSTDAT0);
+ if (global_status_register != (1 << 1)) {
+ return SMBUS_ERROR;
+ }
+ return byte;
+}
diff --git a/src/soc/intel/sch/smi.c b/src/soc/intel/sch/smi.c
new file mode 100644
index 0000000000..24628e52e6
--- /dev/null
+++ b/src/soc/intel/sch/smi.c
@@ -0,0 +1,337 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <device/device.h>
+#include <device/pci.h>
+#include <console/console.h>
+#include <arch/io.h>
+#include <cpu/x86/cache.h>
+#include <cpu/x86/smm.h>
+#include <cpu/cpu.h>
+#include <string.h>
+#include "chip.h"
+#include "sch.h"
+
+extern unsigned char _binary_smm_start;
+extern unsigned char _binary_smm_size;
+
+/* I945 */
+#define SMRAM 0x9d
+#define D_OPEN (1 << 6)
+#define D_CLS (1 << 5)
+#define D_LCK (1 << 4)
+#define G_SMRAME (1 << 3)
+#define C_BASE_SEG ((0 << 2) | (1 << 1) | (0 << 0))
+
+/* ICH7 */
+#define PM1_STS 0x00
+#define PM1_EN 0x02
+#define PM1_CNT 0x04
+#define PM1_TMR 0x08
+#define PROC_CNT 0x10
+#define LV2 0x14
+#define LV3 0x15
+#define LV4 0x16
+#define PM2_CNT 0x20 // mobile only
+#define GPE0_STS 0x28
+#define GPE0_EN 0x2c
+#define SMI_EN 0x30
+#define EL_SMI_EN (1 << 25) // Intel Quick Resume Technology
+#define INTEL_USB2_EN (1 << 18) // Intel-Specific USB2 SMI logic
+#define LEGACY_USB2_EN (1 << 17) // Legacy USB2 SMI logic
+#define PERIODIC_EN (1 << 14) // SMI on PERIODIC_STS in SMI_STS
+#define TCO_EN (1 << 13) // Enable TCO Logic (BIOSWE et al)
+#define MCSMI_EN (1 << 11) // Trap microcontroller range access
+#define BIOS_RLS (1 << 7) // asserts SCI on bit set
+#define SWSMI_TMR_EN (1 << 6) // start software smi timer on bit set
+#define APMC_EN (1 << 5) // Writes to APM_CNT cause SMI#
+#define SLP_SMI_EN (1 << 4) // Write to SLP_EN in PM1_CNT asserts SMI#
+#define LEGACY_USB_EN (1 << 3) // Legacy USB circuit SMI logic
+#define BIOS_EN (1 << 2) // Assert SMI# on setting GBL_RLS bit
+#define EOS (1 << 1) // End of SMI (deassert SMI#)
+#define GBL_SMI_EN (1 << 0) // SMI# generation at all?
+#define SMI_STS 0x34
+#define ALT_GP_SMI_EN 0x38
+#define ALT_GP_SMI_STS 0x3a
+#define GPE_CNTL 0x42
+#define DEVACT_STS 0x44
+#define SS_CNT 0x50
+#define C3_RES 0x54
+
+/* While we read PMBASE dynamically in case it changed, let's
+ * initialize it with a sane value
+ */
+
+static u16 pmbase = DEFAULT_PMBASE;
+/**
+ * @brief read and clear PM1_STS
+ * @return PM1_STS register
+ */
+static u16 reset_pm1_status(void)
+{
+ u16 reg16;
+
+ reg16 = inw(pmbase + PM1_STS);
+ /* set status bits are cleared by writing 1 to them */
+ outw(reg16, pmbase + PM1_STS);
+
+ return reg16;
+}
+
+static void dump_pm1_status(u16 pm1_sts)
+{
+ printk(BIOS_DEBUG, "PM1_STS: ");
+ if (pm1_sts & (1 << 15)) printk(BIOS_DEBUG, "WAK ");
+ if (pm1_sts & (1 << 14)) printk(BIOS_DEBUG, "PCIEXPWAK ");
+ if (pm1_sts & (1 << 11)) printk(BIOS_DEBUG, "PRBTNOR ");
+ if (pm1_sts & (1 << 10)) printk(BIOS_DEBUG, "RTC ");
+ if (pm1_sts & (1 << 8)) printk(BIOS_DEBUG, "PWRBTN ");
+ if (pm1_sts & (1 << 5)) printk(BIOS_DEBUG, "GBL ");
+ if (pm1_sts & (1 << 4)) printk(BIOS_DEBUG, "BM ");
+ if (pm1_sts & (1 << 0)) printk(BIOS_DEBUG, "TMROF ");
+ printk(BIOS_DEBUG, "\n");
+}
+
+/**
+ * @brief read and clear SMI_STS
+ * @return SMI_STS register
+ */
+static u32 reset_smi_status(void)
+{
+ u32 reg32;
+
+ reg32 = inl(pmbase + SMI_STS);
+ /* set status bits are cleared by writing 1 to them */
+ outl(reg32, pmbase + SMI_STS);
+
+ return reg32;
+}
+
+static void dump_smi_status(u32 smi_sts)
+{
+ printk(BIOS_DEBUG, "SMI_STS: ");
+ if (smi_sts & (1 << 26)) printk(BIOS_DEBUG, "SPI ");
+ if (smi_sts & (1 << 25)) printk(BIOS_DEBUG, "EL_SMI ");
+ if (smi_sts & (1 << 21)) printk(BIOS_DEBUG, "MONITOR ");
+ if (smi_sts & (1 << 20)) printk(BIOS_DEBUG, "PCI_EXP_SMI ");
+ if (smi_sts & (1 << 18)) printk(BIOS_DEBUG, "INTEL_USB2 ");
+ if (smi_sts & (1 << 17)) printk(BIOS_DEBUG, "LEGACY_USB2 ");
+ if (smi_sts & (1 << 16)) printk(BIOS_DEBUG, "SMBUS_SMI ");
+ if (smi_sts & (1 << 15)) printk(BIOS_DEBUG, "SERIRQ_SMI ");
+ if (smi_sts & (1 << 14)) printk(BIOS_DEBUG, "PERIODIC ");
+ if (smi_sts & (1 << 13)) printk(BIOS_DEBUG, "TCO ");
+ if (smi_sts & (1 << 12)) printk(BIOS_DEBUG, "DEVMON ");
+ if (smi_sts & (1 << 11)) printk(BIOS_DEBUG, "MCSMI ");
+ if (smi_sts & (1 << 10)) printk(BIOS_DEBUG, "GPI ");
+ if (smi_sts & (1 << 9)) printk(BIOS_DEBUG, "GPE0 ");
+ if (smi_sts & (1 << 8)) printk(BIOS_DEBUG, "PM1 ");
+ if (smi_sts & (1 << 6)) printk(BIOS_DEBUG, "SWSMI_TMR ");
+ if (smi_sts & (1 << 5)) printk(BIOS_DEBUG, "APM ");
+ if (smi_sts & (1 << 4)) printk(BIOS_DEBUG, "SLP_SMI ");
+ if (smi_sts & (1 << 3)) printk(BIOS_DEBUG, "LEGACY_USB ");
+ if (smi_sts & (1 << 2)) printk(BIOS_DEBUG, "BIOS ");
+ printk(BIOS_DEBUG, "\n");
+}
+
+/**
+ * @brief read and clear GPE0_STS
+ * @return GPE0_STS register
+ */
+static u32 reset_gpe0_status(void)
+{
+ u32 reg32;
+
+ reg32 = inl(pmbase + GPE0_STS);
+ /* set status bits are cleared by writing 1 to them */
+ outl(reg32, pmbase + GPE0_STS);
+
+ return reg32;
+}
+
+static void dump_gpe0_status(u32 gpe0_sts)
+{
+ int i;
+ printk(BIOS_DEBUG, "GPE0_STS: ");
+ for (i=31; i>= 16; i--) {
+ if (gpe0_sts & (1 << i)) printk(BIOS_DEBUG, "GPIO%d ", (i-16));
+ }
+ if (gpe0_sts & (1 << 14)) printk(BIOS_DEBUG, "USB4 ");
+ if (gpe0_sts & (1 << 13)) printk(BIOS_DEBUG, "PME_B0 ");
+ if (gpe0_sts & (1 << 12)) printk(BIOS_DEBUG, "USB3 ");
+ if (gpe0_sts & (1 << 11)) printk(BIOS_DEBUG, "PME ");
+ if (gpe0_sts & (1 << 10)) printk(BIOS_DEBUG, "EL_SCI/BATLOW ");
+ if (gpe0_sts & (1 << 9)) printk(BIOS_DEBUG, "PCI_EXP ");
+ if (gpe0_sts & (1 << 8)) printk(BIOS_DEBUG, "RI ");
+ if (gpe0_sts & (1 << 7)) printk(BIOS_DEBUG, "SMB_WAK ");
+ if (gpe0_sts & (1 << 6)) printk(BIOS_DEBUG, "TCO_SCI ");
+ if (gpe0_sts & (1 << 5)) printk(BIOS_DEBUG, "AC97 ");
+ if (gpe0_sts & (1 << 4)) printk(BIOS_DEBUG, "USB2 ");
+ if (gpe0_sts & (1 << 3)) printk(BIOS_DEBUG, "USB1 ");
+ if (gpe0_sts & (1 << 2)) printk(BIOS_DEBUG, "HOT_PLUG ");
+ if (gpe0_sts & (1 << 0)) printk(BIOS_DEBUG, "THRM ");
+ printk(BIOS_DEBUG, "\n");
+}
+
+/**
+ * @brief read and clear TCOx_STS
+ * @return TCOx_STS registers
+ */
+static u32 reset_tco_status(void)
+{
+ u32 tcobase = pmbase + 0x60;
+ u32 reg32;
+
+ reg32 = inl(tcobase + 0x04);
+ /* set status bits are cleared by writing 1 to them */
+ outl(reg32 & ~(1<<18), tcobase + 0x04); // Don't clear BOOT_STS before SECOND_TO_STS
+ if (reg32 & (1 << 18))
+ outl(reg32 & (1<<18), tcobase + 0x04); // clear BOOT_STS
+
+ return reg32;
+}
+
+static void dump_tco_status(u32 tco_sts)
+{
+ printk(BIOS_DEBUG, "TCO_STS: ");
+ if (tco_sts & (1 << 20)) printk(BIOS_DEBUG, "SMLINK_SLV ");
+ if (tco_sts & (1 << 18)) printk(BIOS_DEBUG, "BOOT ");
+ if (tco_sts & (1 << 17)) printk(BIOS_DEBUG, "SECOND_TO ");
+ if (tco_sts & (1 << 16)) printk(BIOS_DEBUG, "INTRD_DET ");
+ if (tco_sts & (1 << 12)) printk(BIOS_DEBUG, "DMISERR ");
+ if (tco_sts & (1 << 10)) printk(BIOS_DEBUG, "DMISMI ");
+ if (tco_sts & (1 << 9)) printk(BIOS_DEBUG, "DMISCI ");
+ if (tco_sts & (1 << 8)) printk(BIOS_DEBUG, "BIOSWR ");
+ if (tco_sts & (1 << 7)) printk(BIOS_DEBUG, "NEWCENTURY ");
+ if (tco_sts & (1 << 3)) printk(BIOS_DEBUG, "TIMEOUT ");
+ if (tco_sts & (1 << 2)) printk(BIOS_DEBUG, "TCO_INT ");
+ if (tco_sts & (1 << 1)) printk(BIOS_DEBUG, "SW_TCO ");
+ if (tco_sts & (1 << 0)) printk(BIOS_DEBUG, "NMI2SMI ");
+ printk(BIOS_DEBUG, "\n");
+}
+
+/**
+ * @brief Set the EOS bit
+ */
+static void smi_set_eos(void)
+{
+// FIXME: disabled until SMM actually works
+#if 0
+ u8 reg8;
+
+ reg8 = inb(pmbase + SMI_EN);
+ reg8 |= EOS;
+ outb(reg8, pmbase + SMI_EN);
+#endif
+}
+
+extern uint8_t smm_relocation_start, smm_relocation_end;
+
+static void smm_relocate(void)
+{
+ u32 smi_en;
+
+ printk(BIOS_DEBUG, "Initializing SMM handler...");
+
+ pmbase = pci_read_config16(dev_find_slot(0, PCI_DEVFN(0x1f, 0)), 0x40) & 0xfffc;
+ printk(BIOS_SPEW, " ... pmbase = 0x%04x\n", pmbase);
+
+ smi_en = inl(pmbase + SMI_EN);
+ if (smi_en & APMC_EN) {
+ printk(BIOS_INFO, "SMI# handler already enabled?\n");
+ return;
+ }
+
+ /* copy the SMM relocation code */
+ memcpy((void *)0x38000, &smm_relocation_start,
+ &smm_relocation_end - &smm_relocation_start);
+
+ printk(BIOS_DEBUG, "\n");
+ dump_smi_status(reset_smi_status());
+ dump_pm1_status(reset_pm1_status());
+ dump_gpe0_status(reset_gpe0_status());
+ dump_tco_status(reset_tco_status());
+
+ /* Enable SMI generation:
+ * - on TCO events
+ * - on APMC writes (io 0xb2)
+ * - on writes to SLP_EN (sleep states)
+ * - on writes to GBL_RLS (bios commands)
+ * No SMIs:
+ * - on microcontroller writes (io 0x62/0x66)
+ */
+ outl(smi_en | (TCO_EN | APMC_EN | SLP_SMI_EN | BIOS_EN |
+ EOS | GBL_SMI_EN), pmbase + SMI_EN);
+
+ /**
+ * There are several methods of raising a controlled SMI# via
+ * software, among them:
+ * - Writes to io 0xb2 (APMC)
+ * - Writes to the Local Apic ICR with Delivery mode SMI.
+ *
+ * Using the local apic is a bit more tricky. According to
+ * AMD Family 11 Processor BKDG no destination shorthand must be
+ * used.
+ * The whole SMM initialization is quite a bit hardware specific, so
+ * I'm not too worried about the better of the methods at the moment
+ */
+
+ /* raise an SMI interrupt */
+ printk(BIOS_SPEW, " ... raise SMI#\n");
+ outb(0x00, 0xb2);
+}
+
+static void smm_install(void)
+{
+ /* enable the SMM memory window */
+ pci_write_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), SMRAM,
+ D_OPEN | G_SMRAME | C_BASE_SEG);
+
+ /* copy the real SMM handler */
+ memcpy((void *)0xa0000, &_binary_smm_start, (size_t)&_binary_smm_size);
+ wbinvd();
+
+ /* close the SMM memory window and enable normal SMM */
+ pci_write_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), SMRAM,
+ G_SMRAME | C_BASE_SEG);
+}
+
+void smm_init(void)
+{
+ smm_relocate();
+ smm_install();
+ smi_set_eos();
+}
+
+void smm_lock(void)
+{
+ /* LOCK the SMM memory window and enable normal SMM.
+ * After running this function, only a full reset can
+ * make the SMM registers writable again.
+ */
+ printk(BIOS_DEBUG, "Locking SMM.\n");
+ pci_write_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), SMRAM,
+ D_LCK | G_SMRAME | C_BASE_SEG);
+}
+
+void smm_setup_structures(void *gnvs, void *tcg, void *smi1)
+{
+ /* The GDT or coreboot table is going to live here. But a long time
+ * after we relocated the GNVS, so this is not troublesome.
+ */
+ *(u32 *)0x500 = (u32)gnvs;
+ *(u32 *)0x504 = (u32)tcg;
+ *(u32 *)0x508 = (u32)smi1;
+ outb(0xea, 0xb2);
+}
diff --git a/src/soc/intel/sch/smihandler.c b/src/soc/intel/sch/smihandler.c
new file mode 100644
index 0000000000..57eb35c23b
--- /dev/null
+++ b/src/soc/intel/sch/smihandler.c
@@ -0,0 +1,399 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <arch/io.h>
+#include <console/console.h>
+#include <cpu/x86/cache.h>
+#include <cpu/x86/smm.h>
+#include "sch.h"
+
+#define DEBUG_SMI
+
+/* I945 */
+#define SMRAM 0x9d
+#define D_OPEN (1 << 6)
+#define D_CLS (1 << 5)
+#define D_LCK (1 << 4)
+#define G_SMRANE (1 << 3)
+#define C_BASE_SEG ((0 << 2) | (1 << 1) | (0 << 0))
+
+/* ICH7 */
+#define PM1_STS 0x00
+#define PM1_EN 0x02
+#define PM1_CNT 0x04
+#define PM1_TMR 0x08
+#define PROC_CNT 0x10
+#define LV2 0x14
+#define LV3 0x15
+#define LV4 0x16
+#define PM2_CNT 0x20 // mobile only
+#define GPE0_STS 0x28
+#define GPE0_EN 0x2c
+#define SMI_EN 0x30
+#define EL_SMI_EN (1 << 25) // Intel Quick Resume Technology
+#define INTEL_USB2_EN (1 << 18) // Intel-Specific USB2 SMI logic
+#define LEGACY_USB2_EN (1 << 17) // Legacy USB2 SMI logic
+#define PERIODIC_EN (1 << 14) // SMI on PERIODIC_STS in SMI_STS
+#define TCO_EN (1 << 13) // Enable TCO Logic (BIOSWE et al)
+#define MCSMI_EN (1 << 11) // Trap microcontroller range access
+#define BIOS_RLS (1 << 7) // asserts SCI on bit set
+#define SWSMI_TMR_EN (1 << 6) // start software smi timer on bit set
+#define APMC_EN (1 << 5) // Writes to APM_CNT cause SMI#
+#define SLP_SMI_EN (1 << 4) // Write to SLP_EN in PM1_CNT asserts SMI#
+#define LEGACY_USB_EN (1 << 3) // Legacy USB circuit SMI logic
+#define BIOS_EN (1 << 2) // Assert SMI# on setting GBL_RLS bit
+#define EOS (1 << 1) // End of SMI (deassert SMI#)
+#define GBL_SMI_EN (1 << 0) // SMI# generation at all?
+#define SMI_STS 0x34
+#define ALT_GP_SMI_EN 0x38
+#define ALT_GP_SMI_STS 0x3a
+#define GPE_CNTL 0x42
+#define DEVACT_STS 0x44
+#define SS_CNT 0x50
+#define C3_RES 0x54
+
+//#include "i82801gx_nvs.h"
+
+/* While we read PMBASE dynamically in case it changed, let's
+ * initialize it with a sane value
+ */
+static u16 pmbase = DEFAULT_PMBASE;
+
+// disabled because SMM doesn't actually work yet
+#if 0
+/**
+ * @brief read and clear PM1_STS
+ * @return PM1_STS register
+ */
+static u16 reset_pm1_status(void)
+{
+ u16 reg16;
+
+ reg16 = inw(pmbase + PM1_STS);
+ /* set status bits are cleared by writing 1 to them */
+ outw(reg16, pmbase + PM1_STS);
+
+ return reg16;
+}
+
+static void dump_pm1_status(u16 pm1_sts)
+{
+ printk(BIOS_DEBUG, "PM1_STS: ");
+ if (pm1_sts & (1 << 15)) printk(BIOS_DEBUG, "WAK ");
+ if (pm1_sts & (1 << 14)) printk(BIOS_DEBUG, "PCIEXPWAK ");
+ if (pm1_sts & (1 << 11)) printk(BIOS_DEBUG, "PRBTNOR ");
+ if (pm1_sts & (1 << 10)) printk(BIOS_DEBUG, "RTC ");
+ if (pm1_sts & (1 << 8)) printk(BIOS_DEBUG, "PWRBTN ");
+ if (pm1_sts & (1 << 5)) printk(BIOS_DEBUG, "GBL ");
+ if (pm1_sts & (1 << 4)) printk(BIOS_DEBUG, "BM ");
+ if (pm1_sts & (1 << 0)) printk(BIOS_DEBUG, "TMROF ");
+ printk(BIOS_DEBUG, "\n");
+}
+
+/**
+ * @brief read and clear SMI_STS
+ * @return SMI_STS register
+ */
+static u32 reset_smi_status(void)
+{
+ u32 reg32;
+
+ reg32 = inl(pmbase + SMI_STS);
+ /* set status bits are cleared by writing 1 to them */
+ outl(reg32, pmbase + SMI_STS);
+
+ return reg32;
+}
+
+static void dump_smi_status(u32 smi_sts)
+{
+ printk(BIOS_DEBUG, "SMI_STS: ");
+ if (smi_sts & (1 << 26)) printk(BIOS_DEBUG, "SPI ");
+ if (smi_sts & (1 << 25)) printk(BIOS_DEBUG, "EL_SMI ");
+ if (smi_sts & (1 << 21)) printk(BIOS_DEBUG, "MONITOR ");
+ if (smi_sts & (1 << 20)) printk(BIOS_DEBUG, "PCI_EXP_SMI ");
+ if (smi_sts & (1 << 18)) printk(BIOS_DEBUG, "INTEL_USB2 ");
+ if (smi_sts & (1 << 17)) printk(BIOS_DEBUG, "LEGACY_USB2 ");
+ if (smi_sts & (1 << 16)) printk(BIOS_DEBUG, "SMBUS_SMI ");
+ if (smi_sts & (1 << 15)) printk(BIOS_DEBUG, "SERIRQ_SMI ");
+ if (smi_sts & (1 << 14)) printk(BIOS_DEBUG, "PERIODIC ");
+ if (smi_sts & (1 << 13)) printk(BIOS_DEBUG, "TCO ");
+ if (smi_sts & (1 << 12)) printk(BIOS_DEBUG, "DEVMON ");
+ if (smi_sts & (1 << 11)) printk(BIOS_DEBUG, "MCSMI ");
+ if (smi_sts & (1 << 10)) printk(BIOS_DEBUG, "GPI ");
+ if (smi_sts & (1 << 9)) printk(BIOS_DEBUG, "GPE0 ");
+ if (smi_sts & (1 << 8)) printk(BIOS_DEBUG, "PM1 ");
+ if (smi_sts & (1 << 6)) printk(BIOS_DEBUG, "SWSMI_TMR ");
+ if (smi_sts & (1 << 5)) printk(BIOS_DEBUG, "APM ");
+ if (smi_sts & (1 << 4)) printk(BIOS_DEBUG, "SLP_SMI ");
+ if (smi_sts & (1 << 3)) printk(BIOS_DEBUG, "LEGACY_USB ");
+ if (smi_sts & (1 << 2)) printk(BIOS_DEBUG, "BIOS ");
+ printk(BIOS_DEBUG, "\n");
+}
+
+
+/**
+ * @brief read and clear GPE0_STS
+ * @return GPE0_STS register
+ */
+static u32 reset_gpe0_status(void)
+{
+ u32 reg32;
+
+ reg32 = inl(pmbase + GPE0_STS);
+ /* set status bits are cleared by writing 1 to them */
+ outl(reg32, pmbase + GPE0_STS);
+
+ return reg32;
+}
+
+static void dump_gpe0_status(u32 gpe0_sts)
+{
+ int i;
+ printk(BIOS_DEBUG, "GPE0_STS: ");
+ for (i=31; i>= 16; i--) {
+ if (gpe0_sts & (1 << i)) printk(BIOS_DEBUG, "GPIO%d ", (i-16));
+ }
+ if (gpe0_sts & (1 << 14)) printk(BIOS_DEBUG, "USB4 ");
+ if (gpe0_sts & (1 << 13)) printk(BIOS_DEBUG, "PME_B0 ");
+ if (gpe0_sts & (1 << 12)) printk(BIOS_DEBUG, "USB3 ");
+ if (gpe0_sts & (1 << 11)) printk(BIOS_DEBUG, "PME ");
+ if (gpe0_sts & (1 << 10)) printk(BIOS_DEBUG, "EL_SCI/BATLOW ");
+ if (gpe0_sts & (1 << 9)) printk(BIOS_DEBUG, "PCI_EXP ");
+ if (gpe0_sts & (1 << 8)) printk(BIOS_DEBUG, "RI ");
+ if (gpe0_sts & (1 << 7)) printk(BIOS_DEBUG, "SMB_WAK ");
+ if (gpe0_sts & (1 << 6)) printk(BIOS_DEBUG, "TCO_SCI ");
+ if (gpe0_sts & (1 << 5)) printk(BIOS_DEBUG, "AC97 ");
+ if (gpe0_sts & (1 << 4)) printk(BIOS_DEBUG, "USB2 ");
+ if (gpe0_sts & (1 << 3)) printk(BIOS_DEBUG, "USB1 ");
+ if (gpe0_sts & (1 << 2)) printk(BIOS_DEBUG, "HOT_PLUG ");
+ if (gpe0_sts & (1 << 0)) printk(BIOS_DEBUG, "THRM ");
+ printk(BIOS_DEBUG, "\n");
+}
+
+
+/**
+ * @brief read and clear TCOx_STS
+ * @return TCOx_STS registers
+ */
+static u32 reset_tco_status(void)
+{
+ u32 tcobase = pmbase + 0x60;
+ u32 reg32;
+
+ reg32 = inl(tcobase + 0x04);
+ /* set status bits are cleared by writing 1 to them */
+ outl(reg32 & ~(1<<18), tcobase + 0x04); // Don't clear BOOT_STS before SECOND_TO_STS
+ if (reg32 & (1 << 18))
+ outl(reg32 & (1<<18), tcobase + 0x04); // clear BOOT_STS
+
+ return reg32;
+}
+
+
+static void dump_tco_status(u32 tco_sts)
+{
+ printk(BIOS_DEBUG, "TCO_STS: ");
+ if (tco_sts & (1 << 20)) printk(BIOS_DEBUG, "SMLINK_SLV ");
+ if (tco_sts & (1 << 18)) printk(BIOS_DEBUG, "BOOT ");
+ if (tco_sts & (1 << 17)) printk(BIOS_DEBUG, "SECOND_TO ");
+ if (tco_sts & (1 << 16)) printk(BIOS_DEBUG, "INTRD_DET ");
+ if (tco_sts & (1 << 12)) printk(BIOS_DEBUG, "DMISERR ");
+ if (tco_sts & (1 << 10)) printk(BIOS_DEBUG, "DMISMI ");
+ if (tco_sts & (1 << 9)) printk(BIOS_DEBUG, "DMISCI ");
+ if (tco_sts & (1 << 8)) printk(BIOS_DEBUG, "BIOSWR ");
+ if (tco_sts & (1 << 7)) printk(BIOS_DEBUG, "NEWCENTURY ");
+ if (tco_sts & (1 << 3)) printk(BIOS_DEBUG, "TIMEOUT ");
+ if (tco_sts & (1 << 2)) printk(BIOS_DEBUG, "TCO_INT ");
+ if (tco_sts & (1 << 1)) printk(BIOS_DEBUG, "SW_TCO ");
+ if (tco_sts & (1 << 0)) printk(BIOS_DEBUG, "NMI2SMI ");
+ printk(BIOS_DEBUG, "\n");
+}
+#endif
+
+int southbridge_io_trap_handler(int smif)
+{
+ //global_nvs_t *gnvs = (global_nvs_t *)0xc00;
+
+ switch (smif) {
+ case 0x32:
+ printk(BIOS_DEBUG, "OS Init\n");
+ //gnvs->smif = 0;
+ break;
+ default:
+ /* Not handled */
+ return 0;
+ }
+
+ /* On success, the IO Trap Handler returns 0
+ * On failure, the IO Trap Handler returns a value != 0
+ *
+ * For now, we force the return value to 0 and log all traps to
+ * see what's going on.
+ */
+ //gnvs->smif = 0;
+ return 1; /* IO trap handled */
+}
+
+/**
+ * @brief Set the EOS bit
+ */
+void southbridge_smi_set_eos(void)
+{
+ u8 reg8;
+
+ reg8 = inb(pmbase + SMI_EN);
+ reg8 |= EOS;
+ outb(reg8, pmbase + SMI_EN);
+}
+
+/**
+ * @brief Interrupt handler for SMI#
+ * @param node
+ * @param state_save
+ */
+void southbridge_smi_handler(unsigned int node, smm_state_save_area_t *state_save)
+{
+// FIXME: the necessary magic isn't available yet. the code
+// below is a partially adapted ICH7 version of the handler
+#if 0
+ u8 reg8;
+ u16 pmctrl;
+ u16 pm1_sts;
+ u32 smi_sts, gpe0_sts, tco_sts;
+
+ pmbase = pcie_read_config16(PCI_DEV(0, 0x1f, 0), 0x48) & 0xfffc;
+ printk(BIOS_SPEW, "SMI#: pmbase = 0x%04x\n", pmbase);
+
+ /* We need to clear the SMI status registers, or we won't see what's
+ * happening in the following calls.
+ */
+ smi_sts = reset_smi_status();
+ dump_smi_status(smi_sts);
+
+ if (smi_sts & (1 << 21)) { // MONITOR
+ global_nvs_t *gnvs = (global_nvs_t *)0xc00;
+ u32 reg32;
+
+ reg32 = RCBA32(0x1e00); TRSR - Trap Status Register
+//#if 0
+ /* Comment in for some useful debug */
+ for (i=0; i<4; i++) {
+ if (reg32 & (1 << i)) {
+ printk(BIOS_DEBUG, " io trap #%d\n", i);
+ }
+ }
+//#endif
+ RCBA32(0x1e00) = reg32; TRSR
+
+ reg32 = RCBA32(0x1e10);
+
+ if ((reg32 & 0xfffc) != 0x808) {
+ printk(BIOS_DEBUG, " trapped io address = 0x%x\n", reg32 & 0xfffc);
+ printk(BIOS_DEBUG, " AHBE = %x\n", (reg32 >> 16) & 0xf);
+ printk(BIOS_DEBUG, " read/write: %s\n", (reg32 & (1 << 24)) ? "read" :
+ "write");
+ }
+
+ if (!(reg32 & (1 << 24))) {
+ /* Write Cycle */
+ reg32 = RCBA32(0x1e18);
+ printk(BIOS_DEBUG, " iotrap written data = 0x%08x\n", reg32);
+
+ }
+
+ if (gnvs->smif)
+ io_trap_handler(gnvs->smif); // call function smif
+ }
+
+ if (smi_sts & (1 << 13)) { // TCO
+ tco_sts = reset_tco_status();
+ dump_tco_status(tco_sts);
+
+ if (tco_sts & (1 << 8)) { // BIOSWR
+ u8 bios_cntl;
+ bios_cntl = pcie_read_config16(PCI_DEV(0, 0x1f, 0), 0xdc);
+ if (bios_cntl & 1) {
+ /* BWE is RW, so the SMI was caused by a
+ * write to BWE, not by a write to the BIOS
+ */
+
+ /* This is the place where we notice someone
+ * is trying to tinker with the BIOS. We are
+ * trying to be nice and just ignore it. A more
+ * resolute answer would be to power down the
+ * box.
+ */
+ printk(BIOS_DEBUG, "Switching back to RO\n");
+ pcie_write_config32(PCI_DEV(0, 0x1f, 0), 0xdc, (bios_cntl & ~1));
+ } /* No else for now? */
+ }
+ }
+
+ if (smi_sts & (1 << 8)) { // PM1
+ pm1_sts = reset_pm1_status();
+ dump_pm1_status(pm1_sts);
+ }
+
+ if (smi_sts & (1 << 9)) { // GPE0
+ gpe0_sts = reset_gpe0_status();
+ dump_gpe0_status(gpe0_sts);
+ }
+
+ if (smi_sts & (1 << 5)) { // APM
+ /* Emulate B2 register as the FADT / Linux expects it */
+
+ reg8 = inb(0xb2);
+ switch (reg8) {
+ case ACPI_DISABLE:
+ pmctrl = inw(pmbase + 0x04);
+ pmctrl |= (1 << 0);
+ outw(pmctrl, pmbase + 0x04);
+ printk(BIOS_DEBUG, "SMI#: ACPI disabled.\n");
+ break;
+ case ACPI_ENABLE:
+ pmctrl = inw(pmbase + 0x04);
+ pmctrl &= ~(1 << 0);
+ outw(pmctrl, pmbase + 0x04);
+ printk(BIOS_DEBUG, "SMI#: ACPI enabled.\n");
+ break;
+ }
+ }
+
+ if (smi_sts & (1 << 4)) { // SLP_SMI
+ u32 reg32;
+
+ /* First, disable further SMIs */
+ reg8 = inb(pmbase + SMI_EN);
+ reg8 &= ~SLP_SMI_EN;
+ outb(reg8, pmbase + SMI_EN);
+
+ /* Next, do the deed, we should change
+ * power on after power loss bits here
+ * if we're going to S5
+ */
+
+ /* Write back to the SLP register to cause the
+ * originally intended event again. We need to set BIT13
+ * (SLP_EN) though to make the sleep happen.
+ */
+ reg32 = inl(pmbase + 0x04);
+ printk(BIOS_DEBUG, "SMI#: SLP = 0x%08x\n", reg32);
+ printk(BIOS_DEBUG, "SMI#: Powering off.\n");
+ outl(reg32 | (1 << 13), pmbase + 0x04);
+ }
+#endif
+}
diff --git a/src/soc/intel/sch/south.c b/src/soc/intel/sch/south.c
new file mode 100644
index 0000000000..b096ab69f7
--- /dev/null
+++ b/src/soc/intel/sch/south.c
@@ -0,0 +1,22 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+
+struct chip_operations southbridge_intel_sch_ops = {
+ CHIP_NAME("Intel SCH Southbridge")
+};
diff --git a/src/soc/intel/sch/usb.c b/src/soc/intel/sch/usb.c
new file mode 100644
index 0000000000..a7ada4b8f1
--- /dev/null
+++ b/src/soc/intel/sch/usb.c
@@ -0,0 +1,87 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2010 coresystems GmbH
+ * Copyright (C) 2009-2010 iWave Systems
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+
+static void usb_init(struct device *dev)
+{
+ u32 reg32;
+
+ /* USB Specification says the device must be Bus Master. */
+ printk(BIOS_DEBUG, "UHCI: Setting up controller.. ");
+
+ reg32 = pci_read_config32(dev, PCI_COMMAND);
+ pci_write_config32(dev, PCI_COMMAND, reg32 | PCI_COMMAND_MASTER);
+ /* Disable clock gating. */
+ reg32 = pci_read_config32(dev, 0xFC);
+ reg32 |= (1 << 2);
+ pci_write_config32(dev, 0xFC, reg32);
+ pci_write_config8(dev, 0xF8, 0x86);
+ pci_write_config8(dev, 0xF9, 0x0F);
+ pci_write_config8(dev, 0xFA, 0x06);
+ reg32 = pci_read_config32(dev, 0x4);
+ printk(BIOS_DEBUG, "PCI_COMMAND %x.\n", reg32);
+ reg32 = pci_read_config32(dev, 0x20);
+ printk(BIOS_DEBUG, "PCI_BASE %x.\n", reg32);
+ reg32 = pci_read_config32(dev, 0xFC);
+ printk(BIOS_DEBUG, "PCI_FD %x.\n", reg32);
+ printk(BIOS_DEBUG, "done.\n");
+}
+
+static void usb_set_subsystem(device_t dev, unsigned vendor, unsigned device)
+{
+ if (!vendor || !device) {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ pci_read_config32(dev, PCI_VENDOR_ID));
+ } else {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
+ }
+}
+
+static struct pci_operations usb_pci_ops = {
+ .set_subsystem = usb_set_subsystem,
+};
+
+static struct device_operations usb_ops = {
+ .read_resources = pci_dev_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .init = usb_init,
+ .scan_bus = 0,
+ .ops_pci = &usb_pci_ops,
+};
+
+static const struct pci_driver sch_usb0 __pci_driver = {
+ .ops = &usb_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x8114,
+};
+
+static const struct pci_driver sch_usb1 __pci_driver = {
+ .ops = &usb_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x8115,
+};
+
+static const struct pci_driver sch_usb2 __pci_driver = {
+ .ops = &usb_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x8116,
+};
diff --git a/src/soc/intel/sch/usb_client.c b/src/soc/intel/sch/usb_client.c
new file mode 100644
index 0000000000..02f5b8253c
--- /dev/null
+++ b/src/soc/intel/sch/usb_client.c
@@ -0,0 +1,62 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2009-2010 iWave Systems
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <arch/io.h>
+
+static void usb_client_init(struct device *dev)
+{
+ u32 reg32;
+
+ printk(BIOS_DEBUG, "USB Client: Setting up controller.. ");
+ reg32 = pci_read_config32(dev, PCI_COMMAND);
+ reg32 |= PCI_COMMAND_MASTER;
+ reg32 |= PCI_COMMAND_MEMORY;
+ pci_write_config32(dev, PCI_COMMAND, reg32);
+ printk(BIOS_DEBUG, "done.\n");
+}
+
+static void usb_client_set_subsystem(device_t dev, unsigned vendor, unsigned device)
+{
+ if (!vendor || !device) {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ pci_read_config32(dev, PCI_VENDOR_ID));
+ } else {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
+ }
+}
+
+static struct pci_operations lops_pci = {
+ .set_subsystem = &usb_client_set_subsystem,
+};
+
+static struct device_operations usb_client_ops = {
+ .read_resources = pci_dev_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .init = usb_client_init,
+ .scan_bus = 0,
+ .ops_pci = &lops_pci,
+};
+
+static const struct pci_driver sch_usb_client __pci_driver = {
+ .ops = &usb_client_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x8118,
+};
diff --git a/src/soc/intel/sch/usb_ehci.c b/src/soc/intel/sch/usb_ehci.c
new file mode 100644
index 0000000000..8191d0aba7
--- /dev/null
+++ b/src/soc/intel/sch/usb_ehci.c
@@ -0,0 +1,91 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2010 coresystems GmbH
+ * Copyright (C) 2009-2010 iWave Systems
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <arch/io.h>
+
+static void usb_ehci_init(struct device *dev)
+{
+ u32 reg32;
+
+ printk(BIOS_DEBUG, "EHCI: Setting up controller.. ");
+ reg32 = pci_read_config32(dev, PCI_COMMAND);
+ reg32 |= PCI_COMMAND_MASTER;
+ pci_write_config32(dev, PCI_COMMAND, reg32);
+ /* Disable clock gating */
+#if 0
+ reg32 = pci_read_config32(dev, 0xc0);
+ reg32 |= (1 << 2);
+ pci_write_config32(dev, 0xc0, reg32);
+#endif
+ // pci_write_config32(dev, 0x3c, 0x17);
+ reg32 = pci_read_config32(dev, 0xFC);
+ reg32 |= (1 << 28);
+ pci_write_config32(dev, 0xFC, reg32);
+
+ reg32 = pci_read_config32(dev, 0x4);
+ printk(BIOS_DEBUG, "PCI_COMMAND %x.\n", reg32);
+ reg32 = pci_read_config32(dev, 0x20);
+ printk(BIOS_DEBUG, "PCI_BASE %x.\n", reg32);
+ reg32 = pci_read_config32(dev, 0xC0);
+ printk(BIOS_DEBUG, "PCI_FD %x.\n", reg32);
+ printk(BIOS_DEBUG, "done.\n");
+}
+
+static void usb_ehci_set_subsystem(device_t dev, unsigned vendor,
+ unsigned device)
+{
+ u8 access_cntl;
+
+ access_cntl = pci_read_config8(dev, 0x80);
+
+ /* Enable writes to protected registers. */
+ pci_write_config8(dev, 0x80, access_cntl | 1);
+
+ if (!vendor || !device) {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ pci_read_config32(dev, PCI_VENDOR_ID));
+ } else {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
+ }
+
+ /* Restore protection. */
+ pci_write_config8(dev, 0x80, access_cntl);
+}
+
+static struct pci_operations lops_pci = {
+ .set_subsystem = &usb_ehci_set_subsystem,
+};
+
+static struct device_operations usb_ehci_ops = {
+ .read_resources = pci_dev_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .init = usb_ehci_init,
+ .scan_bus = 0,
+ .ops_pci = &lops_pci,
+};
+
+static const struct pci_driver sch_usb_ehci __pci_driver = {
+ .ops = &usb_ehci_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x8117,
+};