diff options
Diffstat (limited to 'src/northbridge')
23 files changed, 0 insertions, 2495 deletions
diff --git a/src/northbridge/intel/fsp_sandybridge/Kconfig b/src/northbridge/intel/fsp_sandybridge/Kconfig deleted file mode 100644 index e1f2e888fd..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/Kconfig +++ /dev/null @@ -1,46 +0,0 @@ -## -## This file is part of the coreboot project. -## -## Copyright (C) 2010 Google Inc. -## Copyright (C) 2013 Sage Electronic Engineering, LLC. -## -## 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. -## -## You should have received a copy of the GNU General Public License -## along with this program; if not, write to the Free Software -## Foundation, Inc. -## - -config NORTHBRIDGE_INTEL_FSP_SANDYBRIDGE - bool - select CPU_INTEL_FSP_MODEL_206AX - select INTEL_GMA_ACPI - -config NORTHBRIDGE_INTEL_FSP_IVYBRIDGE - bool - select CPU_INTEL_FSP_MODEL_306AX - select INTEL_GMA_ACPI - -if NORTHBRIDGE_INTEL_FSP_IVYBRIDGE || NORTHBRIDGE_INTEL_FSP_SANDYBRIDGE - -config VGA_BIOS_ID - string - default "8086,0106" - help - This is the default PCI ID for the sandybridge/ivybridge graphics - devices. This string names the vbios ROM in cbfs. The following - PCI IDs will be remapped to load this ROM: - 0x80860102, 0x8086010a, 0x80860112, 0x80860116 - 0x80860122, 0x80860126, 0x80860166 - -# Ivybridge Specific FSP Kconfig -source src/northbridge/intel/fsp_sandybridge/fsp/Kconfig - -endif # NORTHBRIDGE_INTEL_FSP_IVYBRIDGE || NORTHBRIDGE_INTEL_FSP_SANDYBRIDGE diff --git a/src/northbridge/intel/fsp_sandybridge/Makefile.inc b/src/northbridge/intel/fsp_sandybridge/Makefile.inc deleted file mode 100644 index 6c5e09f9b4..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/Makefile.inc +++ /dev/null @@ -1,41 +0,0 @@ -# -# This file is part of the coreboot project. -# -# Copyright (C) 2010 Google Inc. -# Copyright (C) 2013-2014 Sage Electronic Engineering, LLC. -# -# 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. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc. -# - -ifeq ($(CONFIG_NORTHBRIDGE_INTEL_FSP_SANDYBRIDGE)$(CONFIG_NORTHBRIDGE_INTEL_FSP_IVYBRIDGE),y) - -subdirs-y += fsp -ramstage-y += northbridge.c -ramstage-y += ram_calc.c -ramstage-y += gma.c - -ramstage-y += acpi.c - -romstage-y += raminit.c -romstage-y += ram_calc.c -romstage-y += early_init.c -romstage-y += report_platform.c -romstage-y += ../../../arch/x86/walkcbfs.S - -smm-$(CONFIG_HAVE_SMI_HANDLER) += udelay.c -smm-$(CONFIG_HAVE_SMI_HANDLER) += finalize.c - -CPPFLAGS_common += -I$(src)/northbridge/intel/fsp_sandybridge/fsp - -endif diff --git a/src/northbridge/intel/fsp_sandybridge/acpi.c b/src/northbridge/intel/fsp_sandybridge/acpi.c deleted file mode 100644 index 1e20945138..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/acpi.c +++ /dev/null @@ -1,212 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2007-2009 coresystems GmbH - * Copyright (C) 2012 The Chromium OS Authors - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#include <types.h> -#include <string.h> -#include <console/console.h> -#include <arch/io.h> -#include <arch/acpi.h> -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <drivers/intel/gma/i915.h> -#include <arch/acpigen.h> -#include "northbridge.h" -#include <cbmem.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(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_SB, 0); - if (!dev) - dev = dev_find_device(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_IB, 0); - if (!dev) - return current; - - pciexbar_reg=pci_read_config32(dev, PCIEXBAR); - - // 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; -} - -static void *get_intel_vbios(void) -{ - /* This should probably be looking at CBFS or we should always - * deploy the VBIOS on Intel systems, even if we don't run it - * in coreboot (e.g. SeaBIOS only scenarios). - */ - u8 *vbios = (u8 *)0xc0000; - - optionrom_header_t *oprom = (optionrom_header_t *)vbios; - optionrom_pcir_t *pcir = (optionrom_pcir_t *)(vbios + - oprom->pcir_offset); - - - printk(BIOS_DEBUG, "GET_VBIOS: %x %x %x %x %x\n", - oprom->signature, pcir->vendor, pcir->classcode[0], - pcir->classcode[1], pcir->classcode[2]); - - - if ((oprom->signature == OPROM_SIGNATURE) && - (pcir->vendor == PCI_VENDOR_ID_INTEL) && - (pcir->classcode[0] == 0x00) && - (pcir->classcode[1] == 0x00) && - (pcir->classcode[2] == 0x03)) - return (void *)vbios; - - return NULL; -} - -static int init_opregion_vbt(igd_opregion_t *opregion) -{ - void *vbios; - vbios = get_intel_vbios(); - if (!vbios) { - printk(BIOS_DEBUG, "VBIOS not found.\n"); - return 1; - } - - printk(BIOS_DEBUG, " ... VBIOS found at %p\n", vbios); - optionrom_header_t *oprom = (optionrom_header_t *)vbios; - optionrom_vbt_t *vbt = (optionrom_vbt_t *)(vbios + - oprom->vbt_offset); - - if (read32(vbt->hdr_signature) != VBT_SIGNATURE) { - printk(BIOS_DEBUG, "VBT not found!\n"); - return 1; - } - - memcpy(opregion->header.vbios_version, vbt->coreblock_biosbuild, 4); - memcpy(opregion->vbt.gvd1, vbt, vbt->hdr_vbt_size < 7168 ? - vbt->hdr_vbt_size : 7168); - - return 0; -} - - -/* Initialize IGD OpRegion, called from ACPI code */ -int init_igd_opregion(igd_opregion_t *opregion) -{ - device_t igd; - u16 reg16; - - memset((void *)opregion, 0, sizeof(igd_opregion_t)); - - // FIXME if IGD is disabled, we should exit here. - - memcpy(&opregion->header.signature, IGD_OPREGION_SIGNATURE, - sizeof(opregion->header.signature)); - - /* 8kb */ - opregion->header.size = sizeof(igd_opregion_t) / 1024; - opregion->header.version = IGD_OPREGION_VERSION; - - // FIXME We just assume we're mobile for now - opregion->header.mailboxes = MAILBOXES_MOBILE; - - // TODO Initialize Mailbox 1 - - // TODO Initialize Mailbox 3 - opregion->mailbox3.bclp = IGD_BACKLIGHT_BRIGHTNESS; - opregion->mailbox3.pfit = IGD_FIELD_VALID | IGD_PFIT_STRETCH; - opregion->mailbox3.pcft = 0; // should be (IMON << 1) & 0x3e - opregion->mailbox3.cblv = IGD_FIELD_VALID | IGD_INITIAL_BRIGHTNESS; - opregion->mailbox3.bclm[0] = IGD_WORD_FIELD_VALID + 0x0000; - opregion->mailbox3.bclm[1] = IGD_WORD_FIELD_VALID + 0x0a19; - opregion->mailbox3.bclm[2] = IGD_WORD_FIELD_VALID + 0x1433; - opregion->mailbox3.bclm[3] = IGD_WORD_FIELD_VALID + 0x1e4c; - opregion->mailbox3.bclm[4] = IGD_WORD_FIELD_VALID + 0x2866; - opregion->mailbox3.bclm[5] = IGD_WORD_FIELD_VALID + 0x327f; - opregion->mailbox3.bclm[6] = IGD_WORD_FIELD_VALID + 0x3c99; - opregion->mailbox3.bclm[7] = IGD_WORD_FIELD_VALID + 0x46b2; - opregion->mailbox3.bclm[8] = IGD_WORD_FIELD_VALID + 0x50cc; - opregion->mailbox3.bclm[9] = IGD_WORD_FIELD_VALID + 0x5ae5; - opregion->mailbox3.bclm[10] = IGD_WORD_FIELD_VALID + 0x64ff; - - init_opregion_vbt(opregion); - - /* TODO This needs to happen in S3 resume, too. - * Maybe it should move to the finalize handler - */ - igd = dev_find_slot(0, PCI_DEVFN(0x2, 0)); - - pci_write_config32(igd, ASLS, (u32)opregion); - reg16 = pci_read_config16(igd, SWSCI); - reg16 &= ~(1 << 0); - reg16 |= (1 << 15); - pci_write_config16(igd, SWSCI, reg16); - - /* clear dmisci status */ - reg16 = inw(DEFAULT_PMBASE + TCO1_STS); - reg16 |= DMISCI_STS; // reference code does an &= - outw(DEFAULT_PMBASE + TCO1_STS, reg16); - - /* clear acpi tco status */ - outl(DEFAULT_PMBASE + GPE0_STS, TCOSCI_STS); - - /* enable acpi tco scis */ - reg16 = inw(DEFAULT_PMBASE + GPE0_EN); - reg16 |= TCOSCI_EN; - outw(DEFAULT_PMBASE + GPE0_EN, reg16); - - return 0; -} - -void *igd_make_opregion(void) -{ - igd_opregion_t *opregion; - - printk(BIOS_DEBUG, "ACPI: * IGD OpRegion\n"); - opregion = cbmem_add(CBMEM_ID_IGD_OPREGION, sizeof (*opregion)); - if (opregion) - init_igd_opregion(opregion); - return opregion; -} diff --git a/src/northbridge/intel/fsp_sandybridge/acpi/hostbridge.asl b/src/northbridge/intel/fsp_sandybridge/acpi/hostbridge.asl deleted file mode 100644 index a1b99b899c..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/acpi/hostbridge.asl +++ /dev/null @@ -1,359 +0,0 @@ -/* - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - - -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, 24, // EPBAR - - Offset (0x48), // MCHBAR - MHEN, 1, // Enable - , 13, // - MHBR, 22, // MCHBAR - - Offset (0x60), // PCIe BAR - PXEN, 1, // Enable - PXSZ, 2, // BAR size - , 23, // - PXBR, 10, // PCIe BAR - - Offset (0x68), // DMIBAR - DMEN, 1, // Enable - , 11, // - DMBR, 24, // DMIBAR - - Offset (0x70), // ME Base Address - MEBA, 64, - - // ... - - Offset (0x80), // PAM0 - , 4, - PM0H, 2, - , 2, - Offset (0x81), // PAM1 - PM1L, 2, - , 2, - PM1H, 2, - , 2, - Offset (0x82), // PAM2 - PM2L, 2, - , 2, - PM2H, 2, - , 2, - Offset (0x83), // PAM3 - PM3L, 2, - , 2, - PM3H, 2, - , 2, - Offset (0x84), // PAM4 - PM4L, 2, - , 2, - PM4H, 2, - , 2, - Offset (0x85), // PAM5 - PM5L, 2, - , 2, - PM5H, 2, - , 2, - Offset (0x86), // PAM6 - PM6L, 2, - , 2, - PM6H, 2, - , 2, - - Offset (0xa0), // Top of Used Memory - TOM, 64, - - Offset (0xbc), // Top of Low Used Memory - TLUD, 32, - } - - Mutex (CTCM, 1) /* CTDP Switch Mutex (sync level 1) */ - Name (CTCC, 0) /* CTDP Current Selection */ - Name (CTCN, 0) /* CTDP Nominal Select */ - Name (CTCD, 1) /* CTDP Down Select */ - Name (CTCU, 2) /* CTDP Up Select */ - - OperationRegion (MCHB, SystemMemory, DEFAULT_MCHBAR, 0x8000) - Field (MCHB, DWordAcc, Lock, Preserve) - { - Offset (0x5930), - CTDN, 15, /* CTDP Nominal PL1 */ - Offset (0x59a0), - PL1V, 15, /* Power Limit 1 Value */ - PL1E, 1, /* Power Limit 1 Enable */ - PL1C, 1, /* Power Limit 1 Clamp */ - PL1T, 7, /* Power Limit 1 Time */ - Offset (0x59a4), - PL2V, 15, /* Power Limit 2 Value */ - PL2E, 1, /* Power Limit 2 Enable */ - PL2C, 1, /* Power Limit 2 Clamp */ - PL2T, 7, /* Power Limit 2 Time */ - Offset (0x5f3c), - TARN, 8, /* CTDP Nominal Turbo Activation Ratio */ - Offset (0x5f40), - CTDD, 15, /* CTDP Down PL1 */ - , 1, - TARD, 8, /* CTDP Down Turbo Activation Ratio */ - Offset (0x5f48), - CTDU, 15, /* CTDP Up PL1 */ - , 1, - TARU, 8, /* CTDP Up Turbo Activation Ratio */ - Offset (0x5f50), - CTCS, 2, /* CTDP Select */ - Offset (0x5f54), - TARS, 8, /* Turbo Activation Ratio Select */ - } - - /* - * Search CPU0 _PSS looking for control=arg0 and then - * return previous P-state entry number for new _PPC - * - * Format of _PSS: - * Name (_PSS, Package () { - * Package (6) { freq, power, tlat, blat, control, status } - * } - */ - External (\_PR.CP00._PSS) - Method (PSSS, 1, NotSerialized) - { - Store (One, Local0) /* Start at P1 */ - Store (SizeOf (\_PR.CP00._PSS), Local1) - - While (LLess (Local0, Local1)) { - /* Store _PSS entry Control value to Local2 */ - ShiftRight (DeRefOf (Index (DeRefOf (Index - (\_PR.CP00._PSS, Local0)), 4)), 8, Local2) - If (LEqual (Local2, Arg0)) { - Return (Subtract (Local0, 1)) - } - Increment (Local0) - } - - Return (0) - } - - /* Set TDP Down */ - Method (STND, 0, Serialized) - { - If (Acquire (CTCM, 100)) { - Return (0) - } - If (LEqual (CTCD, CTCC)) { - Release (CTCM) - Return (0) - } - - Store ("Set TDP Down", Debug) - - /* Set CTC */ - Store (CTCD, CTCS) - - /* Set TAR */ - Store (TARD, TARS) - - /* Set PPC limit and notify OS */ - Store (PSSS (TARD), PPCM) - PPCN () - - /* Set PL2 to 1.25 * PL1 */ - Divide (Multiply (CTDD, 125), 100, Local0, PL2V) - - /* Set PL1 */ - Store (CTDD, PL1V) - - /* Store the new TDP Down setting */ - Store (CTCD, CTCC) - - Release (CTCM) - Return (1) - } - - /* Set TDP Nominal from Down */ - Method (STDN, 0, Serialized) - { - If (Acquire (CTCM, 100)) { - Return (0) - } - If (LEqual (CTCN, CTCC)) { - Release (CTCM) - Return (0) - } - - Store ("Set TDP Nominal", Debug) - - /* Set PL1 */ - Store (CTDN, PL1V) - - /* Set PL2 to 1.25 * PL1 */ - Divide (Multiply (CTDN, 125), 100, Local0, PL2V) - - /* Set PPC limit and notify OS */ - Store (PSSS (TARN), PPCM) - PPCN () - - /* Set TAR */ - Store (TARN, TARS) - - /* Set CTC */ - Store (CTCN, CTCS) - - /* Store the new TDP Nominal setting */ - Store (CTCN, CTCC) - - Release (CTCM) - Return (1) - } -} - -// Current Resource Settings - -Method (_CRS, 0, Serialized) -{ - 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 (0xd0000-0xd3fff) - DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, - Cacheable, ReadWrite, - 0x00000000, 0x000d0000, 0x000d3fff, 0x00000000, - 0x00004000,,, OPR0) - - // OPROM reserved (0xd4000-0xd7fff) - DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, - Cacheable, ReadWrite, - 0x00000000, 0x000d4000, 0x000d7fff, 0x00000000, - 0x00004000,,, OPR1) - - // OPROM reserved (0xd8000-0xdbfff) - DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, - Cacheable, ReadWrite, - 0x00000000, 0x000d8000, 0x000dbfff, 0x00000000, - 0x00004000,,, OPR2) - - // OPROM reserved (0xdc000-0xdffff) - DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, - Cacheable, ReadWrite, - 0x00000000, 0x000dc000, 0x000dffff, 0x00000000, - 0x00004000,,, OPR3) - - // 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-CONFIG_MMCONF_BASE_ADDRESS) - DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, - Cacheable, ReadWrite, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000,,, PM01) - - // TPM Area (0xfed40000-0xfed44fff) - DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, - Cacheable, ReadWrite, - 0x00000000, 0xfed40000, 0xfed44fff, 0x00000000, - 0x00005000,,, TPMR) - }) - - // 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 - // Start with Top of Lower Usable DRAM - Store (^MCHC.TLUD, Local0) - Store (^MCHC.MEBA, Local1) - - // Check if ME base is equal - If (LEqual (Local0, Local1)) { - // Use Top Of Memory instead - Store (^MCHC.TOM, Local0) - } - - Store (Local0, PMIN) - Store (Subtract(CONFIG_MMCONF_BASE_ADDRESS, 1), PMAX) - Add(Subtract(PMAX, PMIN), 1, PLEN) - - Return (MCRS) -} - -/* IRQ assignment is mainboard specific. Get it from mainboard ACPI code */ -#include "acpi/hostbridge_pci_irqs.asl" diff --git a/src/northbridge/intel/fsp_sandybridge/acpi/igd.asl b/src/northbridge/intel/fsp_sandybridge/acpi/igd.asl deleted file mode 100644 index df8a389797..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/acpi/igd.asl +++ /dev/null @@ -1,78 +0,0 @@ -/* - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -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 (0x48254), - BCLV, 16, - Offset (0xc8250), - CR1, 32, - CR2, 32 - } - - 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 (0x061a061a, CR2) - } - - Method (XBQC, 0, NotSerialized) - { - Store (BCLV, Local0) - ShiftRight (Local0, 4, Local0) - Return (Local0) - } -#include <drivers/intel/gma/igd.asl> -} diff --git a/src/northbridge/intel/fsp_sandybridge/acpi/sandybridge.asl b/src/northbridge/intel/fsp_sandybridge/acpi/sandybridge.asl deleted file mode 100644 index 1c853e1208..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/acpi/sandybridge.asl +++ /dev/null @@ -1,58 +0,0 @@ -/* - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#include "../northbridge.h" -#include "hostbridge.asl" - -/* PCI Device Resource Consumption */ -Device (PDRC) -{ - Name (_HID, EISAID("PNP0C02")) - Name (_UID, 1) - - Name (PDRS, ResourceTemplate() { - Memory32Fixed(ReadWrite, 0xfed1c000, 0x00004000) // RCBA - Memory32Fixed(ReadWrite, DEFAULT_MCHBAR, 0x00008000) - Memory32Fixed(ReadWrite, DEFAULT_DMIBAR, 0x00001000) - Memory32Fixed(ReadWrite, DEFAULT_EPBAR, 0x00001000) - Memory32Fixed(ReadWrite, DEFAULT_PCIEXBAR, 0x04000000) - Memory32Fixed(ReadWrite, 0xfed20000, 0x00020000) // Misc ICH - Memory32Fixed(ReadWrite, 0xfed40000, 0x00005000) // Misc ICH - Memory32Fixed(ReadWrite, 0xfed45000, 0x0004b000) // Misc ICH - -#if CONFIG_CHROMEOS_RAMOOPS - Memory32Fixed(ReadWrite, CONFIG_CHROMEOS_RAMOOPS_RAM_START, - CONFIG_CHROMEOS_RAMOOPS_RAM_SIZE) -#endif - - /* Required for SandyBridge sighting 3715511 */ - Memory32Fixed(ReadWrite, 0x20000000, 0x00200000) - Memory32Fixed(ReadWrite, 0x40000000, 0x00200000) - }) - - // Current Resource Settings - Method (_CRS, 0, Serialized) - { - Return(PDRS) - } -} - -// Integrated graphics 0:2.0 -#include "igd.asl" diff --git a/src/northbridge/intel/fsp_sandybridge/chip.h b/src/northbridge/intel/fsp_sandybridge/chip.h deleted file mode 100644 index 6e823dc986..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/chip.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2007-2008 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#include <drivers/intel/gma/i915.h> - -/* - * Digital Port Hotplug Enable: - * 0x04 = Enabled, 2ms short pulse - * 0x05 = Enabled, 4.5ms short pulse - * 0x06 = Enabled, 6ms short pulse - * 0x07 = Enabled, 100ms short pulse - */ -struct northbridge_intel_fsp_sandybridge_config { - u8 gpu_dp_b_hotplug; /* Digital Port B Hotplug Config */ - u8 gpu_dp_c_hotplug; /* Digital Port C Hotplug Config */ - u8 gpu_dp_d_hotplug; /* Digital Port D Hotplug Config */ - - u8 gpu_panel_port_select; /* 0=LVDS 1=DP_B 2=DP_C 3=DP_D */ - u8 gpu_panel_power_cycle_delay; /* T4 time sequence */ - u16 gpu_panel_power_up_delay; /* T1+T2 time sequence */ - u16 gpu_panel_power_down_delay; /* T3 time sequence */ - u16 gpu_panel_power_backlight_on_delay; /* T5 time sequence */ - u16 gpu_panel_power_backlight_off_delay; /* Tx time sequence */ - - u32 gpu_cpu_backlight; /* CPU Backlight PWM value */ - u32 gpu_pch_backlight; /* PCH Backlight PWM value */ - - struct i915_gpu_controller_info gfx; -}; diff --git a/src/northbridge/intel/fsp_sandybridge/early_init.c b/src/northbridge/intel/fsp_sandybridge/early_init.c deleted file mode 100644 index 6ba1ab6828..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/early_init.c +++ /dev/null @@ -1,88 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2007-2010 coresystems GmbH - * Copyright (C) 2011 Google Inc - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#include <stdint.h> -#include <stdlib.h> -#include <console/console.h> -#include <arch/io.h> -#include <device/pci_def.h> -#include <elog.h> -#include "northbridge.h" - -static void sandybridge_setup_bars(void) -{ - printk(BIOS_DEBUG, "Setting up static northbridge registers..."); - /* Set up all hardcoded northbridge BARs */ - pci_write_config32(PCI_DEV(0, 0x00, 0), EPBAR, DEFAULT_EPBAR | 1); - pci_write_config32(PCI_DEV(0, 0x00, 0), EPBAR + 4, (0LL+DEFAULT_EPBAR) >> 32); - pci_write_config32(PCI_DEV(0, 0x00, 0), MCHBAR, (uintptr_t)DEFAULT_MCHBAR | 1); - pci_write_config32(PCI_DEV(0, 0x00, 0), MCHBAR + 4, (0LL+(uintptr_t)DEFAULT_MCHBAR) >> 32); - pci_write_config32(PCI_DEV(0, 0x00, 0), PCIEXBAR, DEFAULT_PCIEXBAR | 5); /* 64MB - busses 0-63 */ - pci_write_config32(PCI_DEV(0, 0x00, 0), PCIEXBAR + 4, (0LL+DEFAULT_PCIEXBAR) >> 32); - pci_write_config32(PCI_DEV(0, 0x00, 0), DMIBAR, (uintptr_t)DEFAULT_DMIBAR | 1); - pci_write_config32(PCI_DEV(0, 0x00, 0), DMIBAR + 4, (0LL+(uintptr_t)DEFAULT_DMIBAR) >> 32); - - /* Set C0000-FFFFF to access RAM on both reads and writes */ - pci_write_config8(PCI_DEV(0, 0x00, 0), PAM0, 0x30); - pci_write_config8(PCI_DEV(0, 0x00, 0), PAM1, 0x33); - pci_write_config8(PCI_DEV(0, 0x00, 0), PAM2, 0x33); - pci_write_config8(PCI_DEV(0, 0x00, 0), PAM3, 0x33); - pci_write_config8(PCI_DEV(0, 0x00, 0), PAM4, 0x33); - pci_write_config8(PCI_DEV(0, 0x00, 0), PAM5, 0x33); - pci_write_config8(PCI_DEV(0, 0x00, 0), PAM6, 0x33); - -#if CONFIG_ELOG_BOOT_COUNT - /* Increment Boot Counter for non-S3 resume */ - if ((inw(DEFAULT_PMBASE + PM1_STS) & WAK_STS) && - ((inl(DEFAULT_PMBASE + PM1_CNT) >> 10) & 7) != SLP_TYP_S3) - boot_count_increment(); -#endif - - printk(BIOS_DEBUG, " done.\n"); - -#if CONFIG_ELOG_BOOT_COUNT - /* Increment Boot Counter except when resuming from S3 */ - if ((inw(DEFAULT_PMBASE + PM1_STS) & WAK_STS) && - ((inl(DEFAULT_PMBASE + PM1_CNT) >> 10) & 7) == SLP_TYP_S3) - return; - boot_count_increment(); -#endif -} - -void sandybridge_early_initialization(int chipset_type) -{ - u32 capid0_a; - u8 reg8; - - /* Device ID Override Enable should be done very early */ - capid0_a = pci_read_config32(PCI_DEV(0, 0, 0), 0xe4); - if (capid0_a & (1 << 10)) { - reg8 = pci_read_config8(PCI_DEV(0, 0, 0), 0xf3); - reg8 &= ~7; /* Clear 2:0 */ - - if (chipset_type == SANDYBRIDGE_MOBILE) - reg8 |= 1; /* Set bit 0 */ - - pci_write_config8(PCI_DEV(0, 0, 0), 0xf3, reg8); - } - - /* Setup all BARs required for early PCIe and raminit */ - sandybridge_setup_bars(); -} diff --git a/src/northbridge/intel/fsp_sandybridge/finalize.c b/src/northbridge/intel/fsp_sandybridge/finalize.c deleted file mode 100644 index 90c3635a7c..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/finalize.c +++ /dev/null @@ -1,56 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 The Chromium OS Authors. All rights reserved. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#include <arch/io.h> -#include <stdlib.h> -#include "northbridge.h" - -#define PCI_DEV_SNB PCI_DEV(0, 0, 0) - -void intel_sandybridge_finalize_smm(void) -{ - pcie_or_config16(PCI_DEV_SNB, 0x50, 1 << 0); /* GGC */ - pcie_or_config32(PCI_DEV_SNB, 0x5c, 1 << 0); /* DPR */ - pcie_or_config32(PCI_DEV_SNB, 0x78, 1 << 10); /* ME */ - pcie_or_config32(PCI_DEV_SNB, 0x90, 1 << 0); /* REMAPBASE */ - pcie_or_config32(PCI_DEV_SNB, 0x98, 1 << 0); /* REMAPLIMIT */ - pcie_or_config32(PCI_DEV_SNB, 0xa0, 1 << 0); /* TOM */ - pcie_or_config32(PCI_DEV_SNB, 0xa8, 1 << 0); /* TOUUD */ - pcie_or_config32(PCI_DEV_SNB, 0xb0, 1 << 0); /* BDSM */ - pcie_or_config32(PCI_DEV_SNB, 0xb4, 1 << 0); /* BGSM */ - pcie_or_config32(PCI_DEV_SNB, 0xb8, 1 << 0); /* TSEGMB */ - pcie_or_config32(PCI_DEV_SNB, 0xbc, 1 << 0); /* TOLUD */ - - MCHBAR32_OR(0x5500, 1 << 0); /* PAVP */ - MCHBAR32_OR(0x5f00, 1 << 31); /* SA PM */ - MCHBAR32_OR(0x6020, 1 << 0); /* UMA GFX */ - MCHBAR32_OR(0x63fc, 1 << 0); /* VTDTRK */ - MCHBAR32_OR(0x6800, 1 << 31); - MCHBAR32_OR(0x7000, 1 << 31); - MCHBAR32_OR(0x77fc, 1 << 0); - - /* Memory Controller Lockdown */ - MCHBAR8(0x50fc) = 0x8f; - - /* Read+write the following */ - MCHBAR32(0x6030) = MCHBAR32(0x6030); - MCHBAR32(0x6034) = MCHBAR32(0x6034); - MCHBAR32(0x6008) = MCHBAR32(0x6008); -} diff --git a/src/northbridge/intel/fsp_sandybridge/fsp/Kconfig b/src/northbridge/intel/fsp_sandybridge/fsp/Kconfig deleted file mode 100644 index 82e5361505..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/fsp/Kconfig +++ /dev/null @@ -1,40 +0,0 @@ -## -## This file is part of the coreboot project. -## -## Copyright (C) 2014 Sage Electronic Engineering, LLC. -## -## 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. -## -## You should have received a copy of the GNU General Public License -## along with this program; if not, write to the Free Software -## Foundation, Inc. -## - -config SANDYBRIDGE_FSP_SPECIFIC_OPTIONS - def_bool y - select PLATFORM_USES_FSP1_0 - select USE_GENERIC_FSP_CAR_INC - -config FSP_FILE - string - default "../intel/fsp/ivybridge_bd82x6x/FvFsp.bin" if SOUTHBRIDGE_INTEL_FSP_BD82X6X - help - The path and filename of the Intel FSP binary for this platform. - -config FSP_LOC - hex "Intel FSP Binary location in CBFS" - default 0xfff80000 - help - The location in CBFS that the FSP is located. This must match the - value that is set in the FSP binary. If the FSP needs to be moved, - rebase the FSP with the Intel's BCT (tool). - - The Ivy Bridge Processor/Panther Point FSP is built with a preferred - base address of 0xFFF80000 diff --git a/src/northbridge/intel/fsp_sandybridge/fsp/Makefile.inc b/src/northbridge/intel/fsp_sandybridge/fsp/Makefile.inc deleted file mode 100644 index 282570351b..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/fsp/Makefile.inc +++ /dev/null @@ -1,21 +0,0 @@ -# -# This file is part of the coreboot project. -# -# Copyright (C) 2014 Sage Electronic Engineering, LLC. -# -# 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. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc. -# - -ramstage-y += chipset_fsp_util.c -romstage-y += chipset_fsp_util.c diff --git a/src/northbridge/intel/fsp_sandybridge/fsp/chipset_fsp_util.c b/src/northbridge/intel/fsp_sandybridge/fsp/chipset_fsp_util.c deleted file mode 100644 index e9dad29f4c..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/fsp/chipset_fsp_util.c +++ /dev/null @@ -1,113 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2013-2014 Sage Electronic Engineering, LLC. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#include <types.h> -#include <string.h> -#include <console/console.h> -#include <bootstate.h> -#include <cbmem.h> -#include <device/device.h> -#include <southbridge_pci_devs.h> -#include <fsp_util.h> -#include "../chip.h" -#include <reset.h> - -#ifndef CONFIG_ENABLE_FSP_FAST_BOOT -# error "CONFIG_ENABLE_FSP_FAST_BOOT must be set." -#endif - -#ifdef __PRE_RAM__ - -#if IS_ENABLED(CONFIG_SOUTHBRIDGE_INTEL_FSP_I89XX) -static void GetUpdDefaultFromFsp (FSP_INFO_HEADER *FspInfo, UPD_DATA_REGION *UpdData) -{ - VPD_DATA_REGION *VpdDataRgnPtr; - UPD_DATA_REGION *UpdDataRgnPtr; - VpdDataRgnPtr = (VPD_DATA_REGION *)(UINT32)(FspInfo->CfgRegionOffset + FspInfo->ImageBase); - UpdDataRgnPtr = (UPD_DATA_REGION *)(UINT32)(VpdDataRgnPtr->PcdUpdRegionOffset + FspInfo->ImageBase); - memcpy((void*)UpdData, (void*)UpdDataRgnPtr, sizeof(UPD_DATA_REGION)); -} - -static void ConfigureDefaultUpdData(UPD_DATA_REGION *UpdData) -{ - UpdData->HTEnable = TRUE; - UpdData->TurboEnable = FALSE; - UpdData->MemoryDownEnable = FALSE; - UpdData->FastBootEnable = CONFIG_ENABLE_FSP_FAST_BOOT; -} -#else /* IS_ENABLED(CONFIG_SOUTHBRIDGE_INTEL_FSP_I89XX) */ -const PLATFORM_CONFIG DefaultPlatformConfig = { - TRUE, /* Hyperthreading */ - FALSE, /* Turbo Mode */ - FALSE, /* Memory Down */ -#if IS_ENABLED(CONFIG_ENABLE_FSP_FAST_BOOT) - TRUE, /* Fast Boot */ -#else - FALSE, /* Fast Boot */ -#endif /* CONFIG_ENABLE_FSP_FAST_BOOT */ -}; -#endif /* IS_ENABLED(CONFIG_SOUTHBRIDGE_INTEL_FSP_I89XX) */ - -/* - * - * Call the FSP to do memory init. The FSP doesn't return to this function. - * The FSP returns to the romstage_main_continue(). - * - */ -void chipset_fsp_early_init(FSP_INIT_PARAMS *FspInitParams, - FSP_INFO_HEADER *fsp_ptr) -{ - FSP_INIT_RT_BUFFER *pFspRtBuffer = FspInitParams->RtBufferPtr; -#if IS_ENABLED(CONFIG_SOUTHBRIDGE_INTEL_FSP_I89XX) - UPD_DATA_REGION *fsp_upd_data = pFspRtBuffer->Common.UpdDataRgnPtr; -#else - MEM_CONFIG MemoryConfig; - memset((void*)&MemoryConfig, 0, sizeof(MEM_CONFIG)); -#endif - FspInitParams->NvsBufferPtr = NULL; - -#if IS_ENABLED(CONFIG_SOUTHBRIDGE_INTEL_FSP_I89XX) - /* Initialize the UPD Data */ - GetUpdDefaultFromFsp (fsp_ptr, fsp_upd_data); - ConfigureDefaultUpdData(fsp_upd_data); -#else - pFspRtBuffer->Platform.MemoryConfig = &MemoryConfig; - pFspRtBuffer->PlatformConfiguration.PlatformConfig = &DefaultPlatformConfig; -#endif - -#if IS_ENABLED(CONFIG_ENABLE_FSP_FAST_BOOT) - /* Find the fastboot cache that was saved in the ROM */ - FspInitParams->NvsBufferPtr = find_and_set_fastboot_cache(); -#endif - - pFspRtBuffer->Common.BootMode = 0; -} - -/* The FSP returns here after the fsp_early_init call */ -void ChipsetFspReturnPoint(EFI_STATUS Status, - VOID *HobListPtr) -{ - *(void **)CBMEM_FSP_HOB_PTR=HobListPtr; - if (Status == 0xFFFFFFFF) { - hard_reset(); - } - romstage_main_continue(Status, HobListPtr); -} - -#endif /* __PRE_RAM__ */ diff --git a/src/northbridge/intel/fsp_sandybridge/fsp/chipset_fsp_util.h b/src/northbridge/intel/fsp_sandybridge/fsp/chipset_fsp_util.h deleted file mode 100644 index cb0434776b..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/fsp/chipset_fsp_util.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2013-2014 Sage Electronic Engineering, LLC. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#ifndef CHIPSET_FSP_UTIL_H -#define CHIPSET_FSP_UTIL_H - -#include <fsptypes.h> -#include <fspfv.h> -#include <fspffs.h> -#include <fspapi.h> -#include <fspplatform.h> -#include <fspinfoheader.h> -#include <fsphob.h> -#if IS_ENABLED(CONFIG_SOUTHBRIDGE_INTEL_FSP_I89XX) -#include <peifsp.h> -#include <fsp_vpd.h> -#endif - -#define FSP_RESERVE_MEMORY_SIZE 0x200000 - -#define FSP_INFO_HEADER_GUID \ - { \ - 0x912740BE, 0x2284, 0x4734, {0xB9, 0x71, 0x84, 0xB0, 0x27, 0x35, 0x3F, 0x0C} \ - } - -#define FSP_NON_VOLATILE_STORAGE_HOB_GUID \ - { \ - 0x721acf02, 0x4d77, 0x4c2a, { 0xb3, 0xdc, 0x27, 0xb, 0x7b, 0xa9, 0xe4, 0xb0 } \ - } - - -/* - *The FSP Image ID is different for each platform's FSP and - * can be used to verify that the right FSP binary is loaded. - */ - -#if IS_ENABLED(CONFIG_SOUTHBRIDGE_INTEL_FSP_I89XX) -/* ST2-FSP0 */ -#define FSP_IMAGE_ID_DWORD0 0x2D325453 -#define FSP_IMAGE_ID_DWORD1 0x30505346 -#elif IS_ENABLED(CONFIG_SOUTHBRIDGE_INTEL_FSP_BD82X6X) -/* CC2-FSP\0 */ -#define FSP_IMAGE_ID_DWORD0 0x2D324343 -#define FSP_IMAGE_ID_DWORD1 0x00505346 -#endif - -#ifdef __PRE_RAM__ -void main(FSP_INFO_HEADER *fsp_info_header); -void romstage_main_continue(EFI_STATUS status, VOID *HobListPtr); -#endif - -#endif /* CHIPSET_FSP_UTIL_H */ diff --git a/src/northbridge/intel/fsp_sandybridge/gma.c b/src/northbridge/intel/fsp_sandybridge/gma.c deleted file mode 100644 index 132a1b869b..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/gma.c +++ /dev/null @@ -1,110 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2011 Chromium OS Authors - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#include <arch/io.h> -#include <console/console.h> -#include <delay.h> -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ids.h> - -#include "chip.h" -#include "northbridge.h" - - -/* some vga option roms are used for several chipsets but they only have one - * PCI ID in their header. If we encounter such an option rom, we need to do - * the mapping ourselfes - */ - -u32 map_oprom_vendev(u32 vendev) -{ - u32 new_vendev=vendev; - - switch (vendev) { - case 0x80860102: /* GT1 Desktop */ - case 0x8086010a: /* GT1 Server */ - case 0x80860112: /* GT2 Desktop */ - case 0x80860116: /* GT2 Mobile */ - case 0x80860122: /* GT2 Desktop >=1.3GHz */ - case 0x80860126: /* GT2 Mobile >=1.3GHz */ - case 0x80860166: /* IVB */ - new_vendev=0x80860106; /* GT1 Mobile */ - break; - } - - return new_vendev; -} - -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 northbridge_intel_fsp_sandybridge_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 = pci_dev_init, - .scan_bus = 0, - .enable = 0, - .ops_pci = &gma_pci_ops, -}; - -static const unsigned short gma_ids[] = { - 0x0102, 0x0106, 0x010a, 0x0112, 0x0116, 0x0122, 0x0126, 0x166, - 0, -}; -static const struct pci_driver gma_gt1_desktop __pci_driver = { - .ops = &gma_func0_ops, - .vendor = PCI_VENDOR_ID_INTEL, - .devices= gma_ids, -}; diff --git a/src/northbridge/intel/fsp_sandybridge/gma.h b/src/northbridge/intel/fsp_sandybridge/gma.h deleted file mode 100644 index 9cc2241410..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/gma.h +++ /dev/null @@ -1,167 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Chromium OS Authors - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -/* mailbox 0: header */ -typedef struct { - u8 signature[16]; - u32 size; - u32 version; - u8 sbios_version[32]; - u8 vbios_version[16]; - u8 driver_version[16]; - u32 mailboxes; - u8 reserved[164]; -} __attribute__((packed)) opregion_header_t; - -#define IGD_OPREGION_SIGNATURE "IntelGraphicsMem" -#define IGD_OPREGION_VERSION 2 - -#define IGD_MBOX1 (1 << 0) -#define IGD_MBOX2 (1 << 1) -#define IGD_MBOX3 (1 << 2) -#define IGD_MBOX4 (1 << 3) -#define IGD_MBOX5 (1 << 4) - -#define MAILBOXES_MOBILE (IGD_MBOX1 | IGD_MBOX2 | IGD_MBOX3 | \ - IGD_MBOX4 | IGD_MBOX5) -#define MAILBOXES_DESKTOP (IGD_MBOX2 | IGD_MBOX4) - -#define SBIOS_VERSION_SIZE 32 - -/* mailbox 1: public acpi methods */ -typedef struct { - u32 drdy; - u32 csts; - u32 cevt; - u8 reserved1[20]; - u32 didl[8]; - u32 cpdl[8]; - u32 cadl[8]; - u32 nadl[8]; - u32 aslp; - u32 tidx; - u32 chpd; - u32 clid; - u32 cdck; - u32 sxsw; - u32 evts; - u32 cnot; - u32 nrdy; - u8 reserved2[60]; -} __attribute__((packed)) opregion_mailbox1_t; - -/* mailbox 2: software sci interface */ -typedef struct { - u32 scic; - u32 parm; - u32 dslp; - u8 reserved[244]; -} __attribute__((packed)) opregion_mailbox2_t; - -/* mailbox 3: power conservation */ -typedef struct { - u32 ardy; - u32 aslc; - u32 tche; - u32 alsi; - u32 bclp; - u32 pfit; - u32 cblv; - u16 bclm[20]; - u32 cpfm; - u32 epfm; - u8 plut[74]; - u32 pfmb; - u32 ccdv; - u32 pcft; - u8 reserved[94]; -} __attribute__((packed)) opregion_mailbox3_t; - -#define IGD_BACKLIGHT_BRIGHTNESS 0xff -#define IGD_INITIAL_BRIGHTNESS 0x64 - -#define IGD_FIELD_VALID (1 << 31) -#define IGD_WORD_FIELD_VALID (1 << 15) -#define IGD_PFIT_STRETCH 6 - -/* mailbox 4: vbt */ -typedef struct { - u8 gvd1[7168]; -} __attribute__((packed)) opregion_vbt_t; - -/* IGD OpRegion */ -typedef struct { - opregion_header_t header; - opregion_mailbox1_t mailbox1; - opregion_mailbox2_t mailbox2; - opregion_mailbox3_t mailbox3; - opregion_vbt_t vbt; -} __attribute__((packed)) igd_opregion_t; - -/* Intel Video BIOS (Option ROM) */ -typedef struct { - u16 signature; - u8 size; - u8 reserved[21]; - u16 pcir_offset; - u16 vbt_offset; -} __attribute__((packed)) optionrom_header_t; - -#define OPROM_SIGNATURE 0xaa55 - -typedef struct { - u32 signature; - u16 vendor; - u16 device; - u16 reserved1; - u16 length; - u8 revision; - u8 classcode[3]; - u16 imagelength; - u16 coderevision; - u8 codetype; - u8 indicator; - u16 reserved2; -} __attribute__((packed)) optionrom_pcir_t; - -typedef struct { - u8 hdr_signature[20]; - u16 hdr_version; - u16 hdr_size; - u16 hdr_vbt_size; - u8 hdr_vbt_checksum; - u8 hdr_reserved; - u32 hdr_vbt_datablock; - u32 hdr_aim[4]; - u8 datahdr_signature[16]; - u16 datahdr_version; - u16 datahdr_size; - u16 datahdr_datablocksize; - u8 coreblock_id; - u16 coreblock_size; - u16 coreblock_biossize; - u8 coreblock_biostype; - u8 coreblock_releasestatus; - u8 coreblock_hwsupported; - u8 coreblock_integratedhw; - u8 coreblock_biosbuild[4]; - u8 coreblock_biossignon[155]; -} __attribute__((packed)) optionrom_vbt_t; - -#define VBT_SIGNATURE 0x54425624 diff --git a/src/northbridge/intel/fsp_sandybridge/northbridge.c b/src/northbridge/intel/fsp_sandybridge/northbridge.c deleted file mode 100644 index 3f982c4a17..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/northbridge.c +++ /dev/null @@ -1,407 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2007-2009 coresystems GmbH - * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved. - * Copyright (C) 2013 Sage Electronic Engineering, LLC. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#include <console/console.h> -#include <arch/acpi.h> -#include <arch/io.h> -#include <stdint.h> -#include <delay.h> -#include <cpu/intel/fsp_model_206ax/model_206ax.h> -#include <cpu/x86/msr.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 <cpu/cpu.h> -#include <cbmem.h> -#include "chip.h" -#include "northbridge.h" -#include <fsp_util.h> -#include <cpu/intel/smm/gen1/smi.h> - -static int bridge_revision_id = -1; - -/* IGD UMA memory */ -static uint64_t uma_memory_base = 0; -static uint64_t uma_memory_size = 0; - -int bridge_silicon_revision(void) -{ - if (bridge_revision_id < 0) { - uint8_t stepping = cpuid_eax(1) & 0xf; - uint8_t bridge_id = pci_read_config16( - dev_find_slot(0, PCI_DEVFN(0, 0)), - PCI_DEVICE_ID) & 0xf0; - bridge_revision_id = bridge_id | stepping; - } - return bridge_revision_id; -} - -/* Reserve everything between A segment and 1MB: - * - * 0xa0000 - 0xbffff: legacy VGA - * 0xc0000 - 0xcffff: VGA OPROM (needed by kernel) - * 0xe0000 - 0xfffff: SeaBIOS, if used, otherwise DMI - */ -static const int legacy_hole_base_k = 0xa0000 / 1024; -static const int legacy_hole_size_k = 384; - -static int get_pcie_bar(u32 *base, u32 *len) -{ - device_t dev; - u32 pciexbar_reg; - - *base = 0; - *len = 0; - - dev = dev_find_slot(0, PCI_DEVFN(0, 0)); - if (!dev) - return 0; - - pciexbar_reg = pci_read_config32(dev, PCIEXBAR); - - 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; - - mmio_resource(dev, index++, uma_memory_base >> 10, uma_memory_size >> 10); - - if (get_pcie_bar(&pcie_config_base, &pcie_config_size)) { - printk(BIOS_DEBUG, "Adding PCIe config bar base=0x%08x " - "size=0x%x\n", pcie_config_base, pcie_config_size); - 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; - } - - mmio_resource(dev, index++, legacy_hole_base_k, legacy_hole_size_k); -} - -static void pci_domain_set_resources(device_t dev) -{ - uint64_t tom, me_base, touud; - uint32_t tseg_base, uma_size, tolud; - uint16_t ggc; - unsigned long long tomk; - - tomk = ggc = tseg_base = uma_size = tolud = tom = me_base = touud = 0; - - /* Total Memory 2GB example: - * - * 00000000 0000MB-1992MB 1992MB RAM (writeback) - * 7c800000 1992MB-2000MB 8MB TSEG (SMRR) - * 7d000000 2000MB-2002MB 2MB GFX GTT (uncached) - * 7d200000 2002MB-2034MB 32MB GFX UMA (uncached) - * 7f200000 2034MB TOLUD - * 7f800000 2040MB MEBASE - * 7f800000 2040MB-2048MB 8MB ME UMA (uncached) - * 80000000 2048MB TOM - * 100000000 4096MB-4102MB 6MB RAM (writeback) - * - * Total Memory 4GB example: - * - * 00000000 0000MB-2768MB 2768MB RAM (writeback) - * ad000000 2768MB-2776MB 8MB TSEG (SMRR) - * ad800000 2776MB-2778MB 2MB GFX GTT (uncached) - * ada00000 2778MB-2810MB 32MB GFX UMA (uncached) - * afa00000 2810MB TOLUD - * ff800000 4088MB MEBASE - * ff800000 4088MB-4096MB 8MB ME UMA (uncached) - * 100000000 4096MB TOM - * 100000000 4096MB-5374MB 1278MB RAM (writeback) - * 14fe00000 5368MB TOUUD - */ - - /* Top of Upper Usable DRAM, including remap */ - touud = pci_read_config32(dev, TOUUD+4); - touud <<= 32; - touud |= pci_read_config32(dev, TOUUD) & ~(1UL << 0); - - /* Top of Lower Usable DRAM */ - tolud = pci_read_config32(dev, TOLUD) & ~(1UL << 0); - - /* Top of Memory - does not account for any UMA */ - tom = pci_read_config32(dev, 0xa4); - tom <<= 32; - tom |= pci_read_config32(dev, 0xa0) & ~(1UL << 0); - - printk(BIOS_DEBUG, "TOUUD 0x%llx TOLUD 0x%08x TOM 0x%llx\n", - touud, tolud, tom); - - /* ME UMA needs excluding if total memory <4GB */ - me_base = pci_read_config32(dev, 0x74); - me_base <<= 32; - me_base |= pci_read_config32(dev, 0x70); - - printk(BIOS_DEBUG, "MEBASE 0x%llx\n", me_base); - - tomk = tolud >> 10; - if (me_base == tolud) { - /* ME is from MEBASE-TOM */ - uma_size = (tom - me_base) >> 10; - /* Increment TOLUD to account for ME as RAM */ - tolud += uma_size << 10; - /* UMA starts at old TOLUD */ - uma_memory_base = tomk * 1024ULL; - uma_memory_size = uma_size * 1024ULL; - printk(BIOS_DEBUG, "ME UMA base 0x%llx size %uM\n", - me_base, uma_size >> 10); - } - - /* Graphics memory comes next */ - ggc = pci_read_config16(dev, GGC); - if (!(ggc & 2)) { - printk(BIOS_DEBUG, "IGD decoded, subtracting "); - - /* Graphics memory */ - uma_size = ((ggc >> 3) & 0x1f) * 32 * 1024ULL; - printk(BIOS_DEBUG, "%uM UMA", uma_size >> 10); - tomk -= uma_size; - uma_memory_base = tomk * 1024ULL; - uma_memory_size += uma_size * 1024ULL; - - /* GTT Graphics Stolen Memory Size (GGMS) */ - uma_size = ((ggc >> 8) & 0x3) * 1024ULL; - tomk -= uma_size; - uma_memory_base = tomk * 1024ULL; - uma_memory_size += uma_size * 1024ULL; - printk(BIOS_DEBUG, " and %uM GTT\n", uma_size >> 10); - } - - /* Calculate TSEG size from its base which must be below GTT */ - uma_memory_base = tomk * 1024ULL; - tseg_base = pci_read_config32(dev, 0xb8) & ~(1UL << 0); - uma_size = (uma_memory_base - tseg_base) >> 10; - tomk -= uma_size; - uma_memory_base = tomk * 1024ULL; - uma_memory_size += uma_size * 1024ULL; - printk(BIOS_DEBUG, "TSEG base 0x%08x size %uM\n", - tseg_base, uma_size >> 10); - - printk(BIOS_INFO, "Available memory below 4GB: %lluM\n", tomk >> 10); - - /* Report the memory regions */ - ram_resource(dev, 3, 0, legacy_hole_base_k); - ram_resource(dev, 4, legacy_hole_base_k + legacy_hole_size_k, - (tomk - (legacy_hole_base_k + legacy_hole_size_k))); - - /* - * If >= 4GB installed then memory from TOLUD to 4GB - * is remapped above TOM, TOUUD will account for both - */ - touud >>= 10; /* Convert to KB */ - if (touud > 4096 * 1024) { - ram_resource(dev, 5, 4096 * 1024, touud - (4096 * 1024)); - printk(BIOS_INFO, "Available memory above 4GB: %lluM\n", - (touud >> 10) - 4096); - } - - add_fixed_resources(dev, 6); - - assign_resources(dev->link_list); -} - - /* 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->base = DEFAULT_PCIEXBAR; - resource->size = 64 * 1024 * 1024; /* 64MB hard coded PCIe config space */ - resource->flags = - IORESOURCE_MEM | IORESOURCE_FIXED | IORESOURCE_STORED | - IORESOURCE_ASSIGNED; - 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 void northbridge_init(struct device *dev) -{ - u8 bios_reset_cpl; - - /* - * Set bit 0 of BIOS_RESET_CPL to indicate to the CPU - * that BIOS has initialized memory and power management - */ - bios_reset_cpl = MCHBAR8(BIOS_RESET_CPL); - bios_reset_cpl |= 1; - MCHBAR8(BIOS_RESET_CPL) = bios_reset_cpl; - printk(BIOS_DEBUG, "Set BIOS_RESET_CPL\n"); -} - -static u32 northbridge_get_base_reg(device_t dev, int reg) -{ - u32 value; - - value = pci_read_config32(dev, reg); - /* Base registers are at 1MiB granularity. */ - value &= ~((1 << 20) - 1); - return value; -} - -void -northbridge_get_tseg_base_and_size(u32 *tsegmb, u32 *tseg_size) -{ - device_t dev; - u32 bgsm; - dev = dev_find_slot(0, PCI_DEVFN(0, 0)); - - *tsegmb = northbridge_get_base_reg(dev, TSEG); - bgsm = northbridge_get_base_reg(dev, BGSM); - *tseg_size = bgsm - *tsegmb; -} - -void northbridge_write_smram(u8 smram) -{ - pci_write_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), SMRAM, smram); -} - -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, - .init = northbridge_init, - .scan_bus = 0, - .ops_pci = &intel_pci_ops, - .acpi_fill_ssdt_generator = generate_cpu_entries, -}; - -static const struct pci_driver mc_driver_0100 __pci_driver = { - .ops = &mc_ops, - .vendor = PCI_VENDOR_ID_INTEL, - .device = 0x0100, -}; - -static const struct pci_driver mc_driver __pci_driver = { - .ops = &mc_ops, - .vendor = PCI_VENDOR_ID_INTEL, - .device = 0x0104, /* Sandy bridge */ -}; - -static const struct pci_driver mc_driver_1 __pci_driver = { - .ops = &mc_ops, - .vendor = PCI_VENDOR_ID_INTEL, - .device = 0x0154, /* Ivy bridge */ -}; - -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_fsp_sandybridge_ops = { - CHIP_NAME("Intel i7 (SandyBridge/IvyBridge) integrated Northbridge") - .enable_dev = enable_dev, -}; diff --git a/src/northbridge/intel/fsp_sandybridge/northbridge.h b/src/northbridge/intel/fsp_sandybridge/northbridge.h deleted file mode 100644 index 4861254902..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/northbridge.h +++ /dev/null @@ -1,231 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2007-2008 coresystems GmbH - * Copyright (C) 2011 Google Inc. - * Copyright (C) 2013 Sage Electronic Engineering, LLC. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#ifndef __NORTHBRIDGE_INTEL_SANDYBRIDGE_SANDYBRIDGE_H__ -#define __NORTHBRIDGE_INTEL_SANDYBRIDGE_SANDYBRIDGE_H__ - -/* Chipset types */ -#define SANDYBRIDGE_MOBILE 0 -#define SANDYBRIDGE_DESKTOP 1 -#define SANDYBRIDGE_SERVER 2 - -/* Device ID for SandyBridge and IvyBridge */ -#define BASE_REV_SNB 0x00 -#define BASE_REV_IVB 0x50 -#define BASE_REV_MASK 0x50 - -/* SandyBridge CPU stepping */ -#define SNB_STEP_D0 (BASE_REV_SNB + 5) /* Also J0 */ -#define SNB_STEP_D1 (BASE_REV_SNB + 6) -#define SNB_STEP_D2 (BASE_REV_SNB + 7) /* Also J1/Q0 */ - -/* IvyBridge CPU stepping */ -#define IVB_STEP_A0 (BASE_REV_IVB + 0) -#define IVB_STEP_B0 (BASE_REV_IVB + 2) -#define IVB_STEP_C0 (BASE_REV_IVB + 4) -#define IVB_STEP_K0 (BASE_REV_IVB + 5) -#define IVB_STEP_D0 (BASE_REV_IVB + 6) - -/* Intel Enhanced Debug region must be 4MB */ -#define IED_SIZE 0x400000 - -/* Northbridge BARs */ -#define DEFAULT_PCIEXBAR CONFIG_MMCONF_BASE_ADDRESS /* 4 KB per PCIe device */ -#ifndef __ACPI__ -#define DEFAULT_MCHBAR ((u8 *)0xfed10000) /* 16 KB */ -#define DEFAULT_DMIBAR ((u8 *)0xfed18000) /* 4 KB */ -#else -#define DEFAULT_MCHBAR 0xfed10000 /* 16 KB */ -#define DEFAULT_DMIBAR 0xfed18000 /* 4 KB */ -#endif -#define DEFAULT_EPBAR 0xfed19000 /* 4 KB */ -#define DEFAULT_RCBABASE ((u8 *)0xfed1c000) - -#if CONFIG_SOUTHBRIDGE_INTEL_FSP_BD82X6X -#include <southbridge/intel/fsp_bd82x6x/pch.h> -#endif - -/* Everything below this line is ignored in the DSDT */ -#ifndef __ACPI__ - -/* Device 0:0.0 PCI configuration space (Host Bridge) */ - -#define EPBAR 0x40 -#define MCHBAR 0x48 -#define PCIEXBAR 0x60 -#define DMIBAR 0x68 -#define X60BAR 0x60 - -#define GGC 0x50 /* GMCH Graphics Control */ - -#define DEVEN 0x54 /* Device Enable */ -#define DEVEN_PEG60 (1 << 13) -#define DEVEN_IGD (1 << 4) -#define DEVEN_PEG10 (1 << 3) -#define DEVEN_PEG11 (1 << 2) -#define DEVEN_PEG12 (1 << 1) -#define DEVEN_HOST (1 << 0) - -#define PAM0 0x80 -#define PAM1 0x81 -#define PAM2 0x82 -#define PAM3 0x83 -#define PAM4 0x84 -#define PAM5 0x85 -#define PAM6 0x86 - -#define LAC 0x87 /* Legacy Access Control */ -#define SMRAM 0x88 /* System Management RAM Control */ - -#define TOM 0xa0 -#define TOUUD 0xa8 /* Top of Upper Usable DRAM */ -#define BGSM 0xb4 /* Base GTT Stolen Memory */ -#define TSEG 0xb8 /* TSEG base */ -#define TOLUD 0xbc /* Top of Low Used Memory */ - -#define SKPAD 0xdc /* Scratchpad Data */ - -/* Device 0:1.0 PCI configuration space (PCI Express) */ - -#define BCTRL1 0x3e /* 16bit */ - - -/* Device 0:2.0 PCI configuration space (Graphics Device) */ - -#define MSAC 0x62 /* Multi Size Aperture Control */ -#define SWSCI 0xe8 /* SWSCI enable */ -#define ASLS 0xfc /* OpRegion Base */ - -/* - * MCHBAR - */ - -#define MCHBAR8(x) *((volatile u8 *)(DEFAULT_MCHBAR + x)) -#define MCHBAR16(x) *((volatile u16 *)(DEFAULT_MCHBAR + x)) -#define MCHBAR32(x) *((volatile u32 *)(DEFAULT_MCHBAR + x)) -#define MCHBAR32_OR(x, or) MCHBAR32(x) = (MCHBAR32(x) | (or)) - -#define SSKPD 0x5d14 /* 16bit (scratchpad) */ -#define BIOS_RESET_CPL 0x5da8 /* 8bit */ - -/* - * EPBAR - Egress Port Root Complex Register Block - */ - -#define EPBAR8(x) *((volatile u8 *)(DEFAULT_EPBAR + x)) -#define EPBAR16(x) *((volatile u16 *)(DEFAULT_EPBAR + x)) -#define EPBAR32(x) *((volatile u32 *)(DEFAULT_EPBAR + x)) - -#define EPPVCCAP1 0x004 /* 32bit */ -#define EPPVCCAP2 0x008 /* 32bit */ - -#define EPVC0RCAP 0x010 /* 32bit */ -#define EPVC0RCTL 0x014 /* 32bit */ -#define EPVC0RSTS 0x01a /* 16bit */ - -#define EPVC1RCAP 0x01c /* 32bit */ -#define EPVC1RCTL 0x020 /* 32bit */ -#define EPVC1RSTS 0x026 /* 16bit */ - -#define EPVC1MTS 0x028 /* 32bit */ -#define EPVC1IST 0x038 /* 64bit */ - -#define EPESD 0x044 /* 32bit */ - -#define EPLE1D 0x050 /* 32bit */ -#define EPLE1A 0x058 /* 64bit */ -#define EPLE2D 0x060 /* 32bit */ -#define EPLE2A 0x068 /* 64bit */ - -#define PORTARB 0x100 /* 256bit */ - -/* - * DMIBAR - */ - -#define DMIBAR8(x) *((volatile u8 *)(DEFAULT_DMIBAR + x)) -#define DMIBAR16(x) *((volatile u16 *)(DEFAULT_DMIBAR + x)) -#define DMIBAR32(x) *((volatile u32 *)(DEFAULT_DMIBAR + x)) - -#define DMIVCECH 0x000 /* 32bit */ -#define DMIPVCCAP1 0x004 /* 32bit */ -#define DMIPVCCAP2 0x008 /* 32bit */ - -#define DMIPVCCCTL 0x00c /* 16bit */ - -#define DMIVC0RCAP 0x010 /* 32bit */ -#define DMIVC0RCTL0 0x014 /* 32bit */ -#define DMIVC0RSTS 0x01a /* 16bit */ - -#define DMIVC1RCAP 0x01c /* 32bit */ -#define DMIVC1RCTL 0x020 /* 32bit */ -#define DMIVC1RSTS 0x026 /* 16bit */ - -#define DMILE1D 0x050 /* 32bit */ -#define DMILE1A 0x058 /* 64bit */ -#define DMILE2D 0x060 /* 32bit */ -#define DMILE2A 0x068 /* 64bit */ - -#define DMILCAP 0x084 /* 32bit */ -#define DMILCTL 0x088 /* 16bit */ -#define DMILSTS 0x08a /* 16bit */ - -#define DMICTL1 0x0f0 /* 32bit */ -#define DMICTL2 0x0fc /* 32bit */ - -#define DMICC 0x208 /* 32bit */ - -#define DMIDRCCFG 0xeb4 /* 32bit */ - -#ifndef __ASSEMBLER__ -static inline void barrier(void) { asm("" ::: "memory"); } - -#define PCI_DEVICE_ID_SB 0x0104 -#define PCI_DEVICE_ID_IB 0x0154 - -#ifdef __SMM__ -void intel_sandybridge_finalize_smm(void); -#else /* !__SMM__ */ -int bridge_silicon_revision(void); -void sandybridge_early_initialization(int chipset_type); -void sandybridge_late_initialization(void); - -/* debugging functions */ -void print_pci_devices(void); -void dump_pci_device(unsigned dev); -void dump_pci_devices(void); -void dump_spd_registers(void); -void dump_mem(unsigned start, unsigned end); -void report_platform_info(void); -#endif /* !__SMM__ */ - - -#define MRC_DATA_ALIGN 0x1000 -#define MRC_DATA_SIGNATURE (('M'<<0)|('R'<<8)|('C'<<16)|('D'<<24)) - -#if !defined(__PRE_RAM__) -#include "gma.h" -int init_igd_opregion(igd_opregion_t *igd_opregion); -#endif - -#endif -#endif -#endif /* __NORTHBRIDGE_INTEL_SANDYBRIDGE_SANDYBRIDGE_H__ */ diff --git a/src/northbridge/intel/fsp_sandybridge/northbridge_pci_devs.h b/src/northbridge/intel/fsp_sandybridge/northbridge_pci_devs.h deleted file mode 100644 index b63149f61f..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/northbridge_pci_devs.h +++ /dev/null @@ -1,47 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2013 Google Inc. - * Copyright (C) 2014 Sage Electronic Engineering, LLC. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#ifndef _INTEL_FSP_SANDYBRIDGE_PCI_DEVS_H_ -#define _INTEL_FSP_SANDYBRIDGE_PCI_DEVS_H_ - -#include <device/pci_def.h> - -#define BUS0 0 - -/* NB PCIe PEG slot */ -#define NB_PEG_DEV 0x01 -#define NB_PEG_FUNC 0 -# define NB_PEG_DEVFN PCI_DEVFN(NB_PEG_DEV, NB_PEG_FUNC) -#define PCIE_CTRL1_FUNC 1 -# define PCIE_CTRL1_DEVFN PCI_DEVFN(NB_PEG_DEV, PCIE_CTRL1_FUNC) -#define PCIE_CTRL2_FUNC 2 -# define PCIE_CTRL2_DEVFN PCI_DEVFN(NB_PEG_DEV, PCIE_CTRL2_FUNC) - -/* Onboard Graphics */ -#define GFX_DEV 0x02 -#define GFX_FUNC 0 -# define GFX_DEVFN PCI_DEVFN(GFX_DEV, GFX_FUNC) - -/* NB PCIe slot */ -#define NB_PCIE_DEV 0x06 -#define NB_PCIE_FUNC 0 -# define NB_PCIE_DEVFN PCI_DEVFN(NB_PCIE_DEV, NB_PCIE_FUNC) - -#endif /* _INTEL_FSP_SANDYBRIDGE_PCI_DEVS_H_ */ diff --git a/src/northbridge/intel/fsp_sandybridge/ram_calc.c b/src/northbridge/intel/fsp_sandybridge/ram_calc.c deleted file mode 100644 index 37d74fc617..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/ram_calc.c +++ /dev/null @@ -1,38 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2011 Google Inc. - * Copyright (C) 2013 Sage Electronic Engineering, LLC. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#define __SIMPLE_DEVICE__ - -#include <arch/io.h> -#include <cbmem.h> -#include <fsp_util.h> -#include "northbridge.h" - -static uintptr_t smm_region_start(void) -{ - /* Base of TSEG is top of usable DRAM */ - uintptr_t tom = pci_read_config32(PCI_DEV(0,0,0), TSEG) & ~(1UL << 0); - return tom; -} - -void *cbmem_top(void) -{ - return (void *) (smm_region_start() - FSP_RESERVE_MEMORY_SIZE); -} diff --git a/src/northbridge/intel/fsp_sandybridge/raminit.c b/src/northbridge/intel/fsp_sandybridge/raminit.c deleted file mode 100644 index 408b4b0611..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/raminit.c +++ /dev/null @@ -1,76 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2011 Google Inc. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#include <console/console.h> -#include <string.h> -#include <arch/io.h> -#include <cbmem.h> -#include <device/pci_def.h> -#include "raminit.h" -#include "northbridge.h" - -static const char* ecc_decoder[] = { - "inactive", - "active on IO", - "disabled on IO", - "active" -}; - -/* - * Dump in the log memory controller configuration as read from the memory - * controller registers. - */ -void report_memory_config(void) -{ - u32 addr_decoder_common, addr_decode_ch[2]; - int i; - - addr_decoder_common = MCHBAR32(0x5000); - addr_decode_ch[0] = MCHBAR32(0x5004); - addr_decode_ch[1] = MCHBAR32(0x5008); - - printk(BIOS_DEBUG, "memcfg DDR3 clock %d MHz\n", - (MCHBAR32(0x5e04) * 13333 * 2 + 50)/100); - printk(BIOS_DEBUG, "memcfg channel assignment: A: %d, B % d, C % d\n", - addr_decoder_common & 3, - (addr_decoder_common >> 2) & 3, - (addr_decoder_common >> 4) & 3); - - for (i = 0; i < ARRAY_SIZE(addr_decode_ch); i++) { - u32 ch_conf = addr_decode_ch[i]; - printk(BIOS_DEBUG, "memcfg channel[%d] config (%8.8x):\n", - i, ch_conf); - printk(BIOS_DEBUG, " ECC %s\n", - ecc_decoder[(ch_conf >> 24) & 3]); - printk(BIOS_DEBUG, " enhanced interleave mode %s\n", - ((ch_conf >> 22) & 1) ? "on" : "off"); - printk(BIOS_DEBUG, " rank interleave %s\n", - ((ch_conf >> 21) & 1) ? "on" : "off"); - printk(BIOS_DEBUG, " DIMMA %d MB width x%d %s rank%s\n", - ((ch_conf >> 0) & 0xff) * 256, - ((ch_conf >> 19) & 1) ? 16 : 8, - ((ch_conf >> 17) & 1) ? "dual" : "single", - ((ch_conf >> 16) & 1) ? "" : ", selected"); - printk(BIOS_DEBUG, " DIMMB %d MB width x%d %s rank%s\n", - ((ch_conf >> 8) & 0xff) * 256, - ((ch_conf >> 20) & 1) ? 16 : 8, - ((ch_conf >> 18) & 1) ? "dual" : "single", - ((ch_conf >> 16) & 1) ? ", selected" : ""); - } -} diff --git a/src/northbridge/intel/fsp_sandybridge/raminit.h b/src/northbridge/intel/fsp_sandybridge/raminit.h deleted file mode 100644 index c97b64cb2c..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/raminit.h +++ /dev/null @@ -1,25 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2010 Google Inc. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#ifndef RAMINIT_H -#define RAMINIT_H - -void report_memory_config(void); - -#endif /* RAMINIT_H */ diff --git a/src/northbridge/intel/fsp_sandybridge/report_platform.c b/src/northbridge/intel/fsp_sandybridge/report_platform.c deleted file mode 100644 index e661487a6f..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/report_platform.c +++ /dev/null @@ -1,114 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2012 Google Inc. - * Copyright (C) 2013 Sage Electronic Engineering, LLC. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#include <console/console.h> -#include <arch/cpu.h> -#include <string.h> - -#if CONFIG_SOUTHBRIDGE_INTEL_FSP_BD82X6X -#include <southbridge/intel/fsp_bd82x6x/pch.h> -#endif - -#include <arch/io.h> -#include "northbridge.h" - -static void report_cpu_info(void) -{ - struct cpuid_result cpuidr; - u32 i, index; - char cpu_string[50], *cpu_name = cpu_string; /* 48 bytes are reported */ - int vt, txt, aes; - const char *mode[] = {"NOT ", ""}; - - index = 0x80000000; - cpuidr = cpuid(index); - if (cpuidr.eax < 0x80000004) { - strcpy(cpu_string, "Platform info not available"); - } else { - u32 *p = (u32*) cpu_string; - for (i = 2; i <= 4 ; i++) { - cpuidr = cpuid(index + i); - *p++ = cpuidr.eax; - *p++ = cpuidr.ebx; - *p++ = cpuidr.ecx; - *p++ = cpuidr.edx; - } - } - /* Skip leading spaces in CPU name string */ - while (cpu_name[0] == ' ') - cpu_name++; - - cpuidr = cpuid(1); - printk(BIOS_DEBUG, "CPU id(%x): %s\n", cpuidr.eax, cpu_name); - aes = (cpuidr.ecx & (1 << 25)) ? 1 : 0; - txt = (cpuidr.ecx & (1 << 6)) ? 1 : 0; - vt = (cpuidr.ecx & (1 << 5)) ? 1 : 0; - printk(BIOS_DEBUG, "AES %ssupported, TXT %ssupported, VT %ssupported\n", - mode[aes], mode[txt], mode[vt]); -} - -/* The PCI id name match comes from Intel document 472178 */ -static struct { - u16 dev_id; - const char *dev_name; -} pch_table [] = { - {0x1E41, "Desktop Sample"}, - {0x1E42, "Mobile Sample"}, - {0x1E43, "SFF Sample"}, - {0x1E44, "Z77"}, - {0x1E45, "H71"}, - {0x1E46, "Z75"}, - {0x1E47, "Q77"}, - {0x1E48, "Q75"}, - {0x1E49, "B75"}, - {0x1E4A, "H77"}, - {0x1E53, "C216"}, - {0x1E55, "QM77"}, - {0x1E56, "QS77"}, - {0x1E58, "UM77"}, - {0x1E57, "HM77"}, - {0x1E59, "HM76"}, - {0x1E5D, "HM75"}, - {0x1E5E, "HM70"}, - {0x1E5F, "NM70"}, -}; - -static void report_pch_info(void) -{ - int i; - u16 dev_id = pci_read_config16(PCH_LPC_DEV, 2); - - - const char *pch_type = "Unknown"; - for (i = 0; i < ARRAY_SIZE(pch_table); i++) { - if (pch_table[i].dev_id == dev_id) { - pch_type = pch_table[i].dev_name; - break; - } - } - printk (BIOS_DEBUG, "PCH type: %s, device id: %x, rev id %x\n", - pch_type, dev_id, pci_read_config8(PCH_LPC_DEV, 8)); -} - -void report_platform_info(void) -{ - report_cpu_info(); - report_pch_info(); -} diff --git a/src/northbridge/intel/fsp_sandybridge/udelay.c b/src/northbridge/intel/fsp_sandybridge/udelay.c deleted file mode 100644 index e6dcbf180e..0000000000 --- a/src/northbridge/intel/fsp_sandybridge/udelay.c +++ /dev/null @@ -1,55 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2007-2008 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc. - */ - -#include <delay.h> -#include <stdint.h> -#include <cpu/x86/tsc.h> -#include <cpu/x86/msr.h> - -/** - * Intel SandyBridge/IvyBridge CPUs always run the TSC at BCLK=100MHz - */ - -void udelay(u32 us) -{ - u32 dword; - tsc_t tsc, tsc1, tscd; - msr_t msr; - u32 fsb = 100, divisor; - u32 d; /* ticks per us */ - - msr = rdmsr(0xce); - divisor = (msr.lo >> 8) & 0xff; - - d = fsb * divisor; /* On Core/Core2 this is divided by 4 */ - multiply_to_tsc(&tscd, us, d); - - tsc1 = rdtsc(); - dword = tsc1.lo + tscd.lo; - if ((dword < tsc1.lo) || (dword < tscd.lo)) { - tsc1.hi++; - } - tsc1.lo = dword; - tsc1.hi += tscd.hi; - - do { - tsc = rdtsc(); - } while ((tsc.hi < tsc1.hi) - || ((tsc.hi == tsc1.hi) && (tsc.lo <= tsc1.lo))); -} |