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-rw-r--r--src/mainboard/asus/Kconfig3
-rw-r--r--src/mainboard/asus/k8v-x/Kconfig20
-rw-r--r--src/mainboard/asus/k8v-x/acpi_tables.c2
-rw-r--r--src/mainboard/asus/k8v-x/devicetree.cb51
-rw-r--r--src/mainboard/asus/k8v-x/dsdt.asl87
-rw-r--r--src/mainboard/asus/k8v-x/mainboard.c38
-rw-r--r--src/mainboard/asus/k8v-x/mptable.c2
-rw-r--r--src/mainboard/asus/k8v-x/romstage.c69
8 files changed, 115 insertions, 157 deletions
diff --git a/src/mainboard/asus/Kconfig b/src/mainboard/asus/Kconfig
index 630e1ec97d..f7a30174a9 100644
--- a/src/mainboard/asus/Kconfig
+++ b/src/mainboard/asus/Kconfig
@@ -27,6 +27,8 @@ config BOARD_ASUS_A8V_E_SE
bool "A8V-E SE"
config BOARD_ASUS_A8V_E_DELUXE
bool "A8V-E Deluxe"
+config BOARD_ASUS_K8V_X
+ bool "K8V-X"
config BOARD_ASUS_M2N_E
bool "M2N-E"
config BOARD_ASUS_M2V
@@ -63,6 +65,7 @@ endchoice
source "src/mainboard/asus/a8n_e/Kconfig"
source "src/mainboard/asus/a8v-e_se/Kconfig"
source "src/mainboard/asus/a8v-e_deluxe/Kconfig"
+source "src/mainboard/asus/k8v-x/Kconfig"
source "src/mainboard/asus/m2n-e/Kconfig"
source "src/mainboard/asus/m2v/Kconfig"
source "src/mainboard/asus/m2v-mx_se/Kconfig"
diff --git a/src/mainboard/asus/k8v-x/Kconfig b/src/mainboard/asus/k8v-x/Kconfig
index 4975cfaebd..d297143404 100644
--- a/src/mainboard/asus/k8v-x/Kconfig
+++ b/src/mainboard/asus/k8v-x/Kconfig
@@ -1,26 +1,24 @@
-if BOARD_ASUS_A8V_E_SE
+if BOARD_ASUS_K8V_X
config BOARD_SPECIFIC_OPTIONS # dummy
def_bool y
select ARCH_X86
- select CPU_AMD_SOCKET_939
- select K8_HT_FREQ_1G_SUPPORT
+ select CPU_AMD_SOCKET_754
select NORTHBRIDGE_AMD_AMDK8
select NORTHBRIDGE_AMD_AMDK8_ROOT_COMPLEX
select SOUTHBRIDGE_VIA_VT8237R
- select SOUTHBRIDGE_VIA_K8T890
- select SUPERIO_WINBOND_W83627EHG
+ select SOUTHBRIDGE_VIA_K8T800_OLD
+ select SUPERIO_WINBOND_W83697HF
select HAVE_OPTION_TABLE
select HAVE_ACPI_TABLES
select HAVE_MP_TABLE
select BOARD_ROMSIZE_KB_512
select RAMINIT_SYSINFO
- select QRANK_DIMM_SUPPORT
select SET_FIDVID
config MAINBOARD_DIR
string
- default asus/a8v-e_se
+ default asus/k8v-x
config DCACHE_RAM_BASE
hex
@@ -44,7 +42,11 @@ config SB_HT_CHAIN_ON_BUS0
config MAINBOARD_PART_NUMBER
string
- default "A8V-E SE"
+ default "K8V-X"
+
+config AGP_APERTURE_SIZE
+ hex
+ default 0x10000000
config HW_MEM_HOLE_SIZEK
hex
@@ -70,4 +72,4 @@ config HT_CHAIN_UNITID_BASE
hex
default 0x0
-endif # BOARD_ASUS_A8V_E_SE
+endif # BOARD_ASUS_K8V_X
diff --git a/src/mainboard/asus/k8v-x/acpi_tables.c b/src/mainboard/asus/k8v-x/acpi_tables.c
index 218f3bb8bc..571d13618f 100644
--- a/src/mainboard/asus/k8v-x/acpi_tables.c
+++ b/src/mainboard/asus/k8v-x/acpi_tables.c
@@ -30,7 +30,7 @@
#include <device/device.h>
#include <device/pci_ids.h>
#include "southbridge/via/vt8237r/vt8237r.h"
-#include "southbridge/via/k8t890/k8t890.h"
+#include "southbridge/via/k8t890/k8x8xx.h"
#include "northbridge/amd/amdk8/acpi.h"
#include <cpu/amd/model_fxx_powernow.h>
diff --git a/src/mainboard/asus/k8v-x/devicetree.cb b/src/mainboard/asus/k8v-x/devicetree.cb
index 3da93fedf7..61c5a2dfcf 100644
--- a/src/mainboard/asus/k8v-x/devicetree.cb
+++ b/src/mainboard/asus/k8v-x/devicetree.cb
@@ -1,6 +1,6 @@
chip northbridge/amd/amdk8/root_complex # Root complex
device lapic_cluster 0 on # APIC cluster
- chip cpu/amd/socket_939 # CPU
+ chip cpu/amd/socket_754 # CPU
device lapic 0 on end # APIC
end
end
@@ -16,8 +16,26 @@ chip northbridge/amd/amdk8/root_complex # Root complex
register "ide1_80pin_cable" = "1" # 80pin cable on IDE channel 1
register "fn_ctrl_lo" = "0" # Enable SB functions
register "fn_ctrl_hi" = "0xad" # Enable SB functions
+ register "usb2_termination_set" = "1"
+ register "usb2_termination_a" = "8"
+ register "usb2_termination_b" = "8"
+ register "usb2_termination_c" = "6"
+ register "usb2_termination_d" = "6"
+ register "usb2_termination_e" = "6"
+ register "usb2_termination_f" = "6"
+ register "usb2_termination_g" = "6"
+ register "usb2_termination_h" = "6"
+ register "usb2_dpll_set" = "1"
+ register "usb2_dpll_delay" = "3"
+ register "int_efgh_as_gpio" = "1"
+ register "enable_gpo3" = "1"
+ register "disable_gpo26_gpo27" = "1"
+ register "enable_aol_2_smb_slave" = "1"
+ register "enable_gpo5" = "1"
+ register "gpio15_12_dir_output" = "1"
device pci 0.0 on end # HT
device pci f.1 on end # IDE
+ device pci 10.4 on end # USB2
device pci 11.0 on # LPC
chip drivers/generic/generic # DIMM 0-0-0
device i2c 50 on end
@@ -28,10 +46,9 @@ chip northbridge/amd/amdk8/root_complex # Root complex
chip drivers/generic/generic # DIMM 0-1-0
device i2c 52 on end
end
- chip drivers/generic/generic # DIMM 0-1-1
- device i2c 53 on end
- end
- chip superio/winbond/w83627ehg # Super I/O
+ chip superio/winbond/w83697hf # Super I/O
+ register "hwmon_fan1_divisor" = "128"
+ register "hwmon_fan2_divisor" = "4"
device pnp 2e.0 on # Floppy
io 0x60 = 0x3f0
irq 0x70 = 6
@@ -47,35 +64,19 @@ chip northbridge/amd/amdk8/root_complex # Root complex
irq 0x70 = 4
end
device pnp 2e.3 off # Com2 (N/A on this board)
- io 0x60 = 0x2f8
- irq 0x70 = 3
- end
- device pnp 2e.5 off # PS/2 keyboard & mouse (off)
- end
- device pnp 2e.106 off # Serial flash interface (SFI)
- io 0x60 = 0x100
end
- device pnp 2e.007 off # GPIO 1
+ device pnp 2e.6 off # CIR
end
- device pnp 2e.107 on # Game port
- io 0x60 = 0x201
+ device pnp 2e.7 off # Game port/GPIO 1
end
- device pnp 2e.207 on # MIDI
- io 0x62 = 0x330
- irq 0x70 = 0xa
+ device pnp 2e.8 off # MIDI/GPIO 5
end
- device pnp 2e.307 off # GPIO 6
- end
- device pnp 2e.8 off # WDTO#, PLED
- end
- device pnp 2e.009 on # GPIO 2
+ device pnp 2e.009 off # GPIO 2
end
device pnp 2e.109 off # GPIO 3
end
device pnp 2e.209 off # GPIO 4
end
- device pnp 2e.309 on # GPIO 5
- end
device pnp 2e.a off # ACPI
end
device pnp 2e.b on # Hardware monitor
diff --git a/src/mainboard/asus/k8v-x/dsdt.asl b/src/mainboard/asus/k8v-x/dsdt.asl
index 16ad92c077..25b7460b20 100644
--- a/src/mainboard/asus/k8v-x/dsdt.asl
+++ b/src/mainboard/asus/k8v-x/dsdt.asl
@@ -84,6 +84,8 @@ DefinitionBlock ("DSDT.aml", "DSDT", 1, "CORE ", "COREBOOT", 1)
/* PCI Routing Table */
Name (_PRT, Package () {
+ Package (0x04) { 0x0001FFFF, 0x00, 0x00, 0x10 }, /* AGP slot, effectively */
+ Package (0x04) { 0x0001FFFF, 0x01, 0x00, 0x11 },
Package (0x04) { 0x000BFFFF, 0x00, 0x00, 0x10 }, /* Slot 0xB */
Package (0x04) { 0x000BFFFF, 0x01, 0x00, 0x11 },
Package (0x04) { 0x000BFFFF, 0x02, 0x00, 0x12 },
@@ -96,88 +98,23 @@ DefinitionBlock ("DSDT.aml", "DSDT", 1, "CORE ", "COREBOOT", 1)
Package (0x04) { 0x000DFFFF, 0x01, 0x00, 0x13 },
Package (0x04) { 0x000DFFFF, 0x02, 0x00, 0x10 },
Package (0x04) { 0x000DFFFF, 0x03, 0x00, 0x11 },
+ Package (0x04) { 0x000EFFFF, 0x00, 0x00, 0x13 }, /* Slot 0xE */
+ Package (0x04) { 0x000EFFFF, 0x01, 0x00, 0x10 },
+ Package (0x04) { 0x000EFFFF, 0x02, 0x00, 0x11 },
+ Package (0x04) { 0x000EFFFF, 0x03, 0x00, 0x12 },
+ Package (0x04) { 0x0009FFFF, 0x00, 0x00, 0x10 }, /* Slot 0x9 */
+ Package (0x04) { 0x0009FFFF, 0x01, 0x00, 0x11 },
+ Package (0x04) { 0x0009FFFF, 0x02, 0x00, 0x12 },
+ Package (0x04) { 0x0009FFFF, 0x03, 0x00, 0x13 },
+ Package (0x04) { 0x000AFFFF, 0x00, 0x00, 0x11 }, /* Marvell 88E8001 ethernet */
Package (0x04) { 0x000FFFFF, 0x01, 0x00, 0x14 }, /* 0xf SATA IRQ 20 */
Package (0x04) { 0x000FFFFF, 0x00, 0x00, 0x14 }, /* 0xf Native IDE IRQ 20 */
Package (0x04) { 0x0010FFFF, 0x00, 0x00, 0x15 }, /* USB routing */
Package (0x04) { 0x0010FFFF, 0x01, 0x00, 0x15 },
Package (0x04) { 0x0010FFFF, 0x02, 0x00, 0x15 },
- Package (0x04) { 0x0010FFFF, 0x03, 0x00, 0x15 },
- Package (0x04) { 0x0011FFFF, 0x02, 0x00, 0x16 }, /* AC97, MC97 */
- Package (0x04) { 0x0002FFFF, 0x00, 0x00, 0x1B }, /* PCIE16 bridge IRQ27 */
- Package (0x04) { 0x0002FFFF, 0x01, 0x00, 0x1B },
- Package (0x04) { 0x0002FFFF, 0x02, 0x00, 0x1B },
- Package (0x04) { 0x0002FFFF, 0x03, 0x00, 0x1B },
- Package (0x04) { 0x0003FFFF, 0x00, 0x00, 0x1F }, /* PCIE bridge IRQ31 */
- Package (0x04) { 0x0003FFFF, 0x01, 0x00, 0x23 }, /* IRQ36 */
- Package (0x04) { 0x0003FFFF, 0x02, 0x00, 0x27 }, /* IRQ39 */
- Package (0x04) { 0x0003FFFF, 0x03, 0x00, 0x2B } /* IRQ43 */
+ Package (0x04) { 0x0011FFFF, 0x02, 0x00, 0x16 } /* AC97, MC97 */
})
- Device (PEGG)
- {
- Name (_ADR, 0x00020000)
- Name (_UID, 0x00)
- Name (_BBN, 0x02)
- Name (_PRT, Package () {
- Package (0x04) { 0x0000FFFF, 0x00, 0x00, 0x18 }, /* PCIE IRQ24-IRQ27 */
- Package (0x04) { 0x0000FFFF, 0x01, 0x00, 0x19 },
- Package (0x04) { 0x0000FFFF, 0x02, 0x00, 0x1A },
- Package (0x04) { 0x0000FFFF, 0x03, 0x00, 0x1B },
- })
- }
-
- Device (PEX0)
- {
- Name (_ADR, 0x00030000)
- Name (_UID, 0x00)
- Name (_BBN, 0x03)
- Name (_PRT, Package () {
- Package (0x04) { 0x0000FFFF, 0x00, 0x00, 0x1C }, /* PCIE IRQ28-IRQ31 */
- Package (0x04) { 0x0000FFFF, 0x01, 0x00, 0x1D },
- Package (0x04) { 0x0000FFFF, 0x02, 0x00, 0x1E },
- Package (0x04) { 0x0000FFFF, 0x03, 0x00, 0x1F },
- })
- }
-
- Device (PEX1)
- {
- Name (_ADR, 0x00030001)
- Name (_UID, 0x00)
- Name (_BBN, 0x04)
- Name (_PRT, Package () {
- Package (0x04) { 0x0000FFFF, 0x00, 0x00, 0x20 }, /* PCIE IRQ32-IRQ35 */
- Package (0x04) { 0x0000FFFF, 0x01, 0x00, 0x21 },
- Package (0x04) { 0x0000FFFF, 0x02, 0x00, 0x22 },
- Package (0x04) { 0x0000FFFF, 0x03, 0x00, 0x23 },
- })
- }
-
- Device (PEX2)
- {
- Name (_ADR, 0x00030002)
- Name (_UID, 0x00)
- Name (_BBN, 0x05)
- Name (_PRT, Package () {
- Package (0x04) { 0x0000FFFF, 0x00, 0x00, 0x24 }, /* PCIE IRQ36-IRQ39 */
- Package (0x04) { 0x0000FFFF, 0x01, 0x00, 0x25 },
- Package (0x04) { 0x0000FFFF, 0x02, 0x00, 0x26 },
- Package (0x04) { 0x0000FFFF, 0x03, 0x00, 0x27 },
- })
- }
-
- Device (PEX3)
- {
- Name (_ADR, 0x00030003)
- Name (_UID, 0x00)
- Name (_BBN, 0x06)
- Name (_PRT, Package () {
- Package (0x04) { 0x0000FFFF, 0x00, 0x00, 0x28 }, /* PCIE IRQ40-IRQ43 */
- Package (0x04) { 0x0000FFFF, 0x01, 0x00, 0x29 },
- Package (0x04) { 0x0000FFFF, 0x02, 0x00, 0x2A },
- Package (0x04) { 0x0000FFFF, 0x03, 0x00, 0x2B },
- })
- }
-
Device (ISA) {
Name (_ADR, 0x00110000)
diff --git a/src/mainboard/asus/k8v-x/mainboard.c b/src/mainboard/asus/k8v-x/mainboard.c
index b70f396987..3e294b8916 100644
--- a/src/mainboard/asus/k8v-x/mainboard.c
+++ b/src/mainboard/asus/k8v-x/mainboard.c
@@ -2,6 +2,7 @@
* This file is part of the coreboot project.
*
* Copyright (C) 2007 Rudolf Marek <r.marek@assembler.cz>
+ * Copyright (C) 2010 Tobias Diedrich <ranma+coreboot@tdiedrich.de>
*
* 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
@@ -21,8 +22,43 @@
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
+#include <arch/io.h>
+#include "southbridge/via/vt8237r/vt8237r.h"
#include "chip.h"
+u32 vt8237_ide_80pin_detect(struct device *dev)
+{
+ device_t lpc_dev;
+ u16 acpi_io_base;
+ u32 gpio_in;
+ u32 res;
+
+ lpc_dev = dev_find_device(PCI_VENDOR_ID_VIA,
+ PCI_DEVICE_ID_VIA_VT8237R_LPC, 0);
+ if (!lpc_dev)
+ return 0;
+
+ acpi_io_base = pci_read_config16(lpc_dev, 0x88) & ~1;
+ if (!acpi_io_base)
+ return 0;
+
+ /* select function GPIO29 for pin AB9 */
+ pci_write_config8(lpc_dev, 0xe5, pci_read_config8(lpc_dev, 0xe5) | 0x08);
+
+ gpio_in = inl(acpi_io_base + 0x48);
+ /* bit 29 for primary port, clear if unconnected or 80-pin cable */
+ res = gpio_in & (1<<29) ? 0 : VT8237R_IDE0_80PIN_CABLE;
+ /* bit 8 for secondary port, clear if unconnected or 80-pin cable */
+ res |= gpio_in & (1<<8) ? 0 : VT8237R_IDE1_80PIN_CABLE;
+
+ printk(BIOS_INFO, "Cable on %s PATA port: %d pin\n", "primary",
+ res & VT8237R_IDE0_80PIN_CABLE ? 80 : 40);
+ printk(BIOS_INFO, "Cable on %s PATA port: %d pin\n", "secondary",
+ res & VT8237R_IDE1_80PIN_CABLE ? 80 : 40);
+
+ return res;
+}
+
struct chip_operations mainboard_ops = {
- CHIP_NAME("ASUS A8V-E SE Mainboard")
+ CHIP_NAME("ASUS K8V-X Mainboard")
};
diff --git a/src/mainboard/asus/k8v-x/mptable.c b/src/mainboard/asus/k8v-x/mptable.c
index 999dd6cd33..673dfbefbe 100644
--- a/src/mainboard/asus/k8v-x/mptable.c
+++ b/src/mainboard/asus/k8v-x/mptable.c
@@ -22,7 +22,7 @@
#include <arch/smp/mpspec.h>
#include <arch/ioapic.h>
#include "southbridge/via/vt8237r/vt8237r.h"
-#include "southbridge/via/k8t890/k8t890.h"
+#include "southbridge/via/k8t890/k8x8xx.h"
static void *smp_write_config_table(void *v)
{
diff --git a/src/mainboard/asus/k8v-x/romstage.c b/src/mainboard/asus/k8v-x/romstage.c
index 4e08859746..014ce68b1f 100644
--- a/src/mainboard/asus/k8v-x/romstage.c
+++ b/src/mainboard/asus/k8v-x/romstage.c
@@ -40,7 +40,7 @@ unsigned int get_sbdn(unsigned bus);
#include "cpu/x86/lapic/boot_cpu.c"
#include "northbridge/amd/amdk8/reset_test.c"
#include "northbridge/amd/amdk8/early_ht.c"
-#include "superio/winbond/w83627ehg/early_serial.c"
+#include "superio/winbond/w83697hf/early_serial.c"
#include "southbridge/via/vt8237r/early_smbus.c"
#include "northbridge/amd/amdk8/debug.c" /* After vt8237r/early_smbus.c! */
#include "cpu/x86/mtrr/earlymtrr.c"
@@ -48,9 +48,7 @@ unsigned int get_sbdn(unsigned bus);
#include "northbridge/amd/amdk8/setup_resource_map.c"
#include <spd.h>
-#define SERIAL_DEV PNP_DEV(0x2e, W83627EHG_SP1)
-#define GPIO_DEV PNP_DEV(0x2e, W83627EHG_GPIO_SUSLED_V)
-#define ACPI_DEV PNP_DEV(0x2e, W83627EHG_ACPI)
+#define SERIAL_DEV PNP_DEV(0x2e, W83697HF_SP1)
static void memreset(int controllers, const struct mem_controller *ctrl) { }
static void activate_spd_rom(const struct mem_controller *ctrl) { }
@@ -105,52 +103,25 @@ static void sio_init(void)
u8 reg;
pnp_enter_ext_func_mode(SERIAL_DEV);
- /* We have 24MHz input. */
reg = pnp_read_config(SERIAL_DEV, 0x24);
- pnp_write_config(SERIAL_DEV, 0x24, (reg & ~0x40));
- /* We have GPIO for KB/MS pin. */
- reg = pnp_read_config(SERIAL_DEV, 0x2a);
- pnp_write_config(SERIAL_DEV, 0x2a, (reg | 1));
- /* We have all RESTOUT and even some reserved bits, too. */
- reg = pnp_read_config(SERIAL_DEV, 0x2c);
- pnp_write_config(SERIAL_DEV, 0x2c, (reg | 0xf0));
- pnp_exit_ext_func_mode(SERIAL_DEV);
-
- pnp_enter_ext_func_mode(ACPI_DEV);
- pnp_set_logical_device(ACPI_DEV);
- /*
- * Set the delay rising time from PWROK_LP to PWROK_ST to
- * 300 - 600ms, and 0 to vice versa.
- */
- reg = pnp_read_config(ACPI_DEV, 0xe6);
- pnp_write_config(ACPI_DEV, 0xe6, (reg & 0xf0));
- /* 1 Use external suspend clock source 32.768KHz. Undocumented?? */
- reg = pnp_read_config(ACPI_DEV, 0xe4);
- pnp_write_config(ACPI_DEV, 0xe4, (reg | 0x10));
- pnp_exit_ext_func_mode(ACPI_DEV);
-
- pnp_enter_ext_func_mode(GPIO_DEV);
- pnp_set_logical_device(GPIO_DEV);
- /* Set memory voltage to 2.75V, vcore offset + 100mV, 1.5V chipset voltage. */
- pnp_write_config(GPIO_DEV, 0x30, 0x09); /* Enable GPIO 2 & GPIO 5. */
- pnp_write_config(GPIO_DEV, 0xe2, 0x00); /* No inversion */
- pnp_write_config(GPIO_DEV, 0xe5, 0x00); /* No inversion */
- pnp_write_config(GPIO_DEV, 0xe3, 0x03); /* 0000 0011, 0=output 1=input */
- pnp_write_config(GPIO_DEV, 0xe0, 0xde); /* 1101 1110, 0=output 1=input */
- pnp_write_config(GPIO_DEV, 0xe1, 0x01); /* Set output val. */
- pnp_write_config(GPIO_DEV, 0xe4, 0xb4); /* Set output val (1011 0100). */
- pnp_exit_ext_func_mode(GPIO_DEV);
+ /* 4 Mbit flash */
+ reg = (reg & ~0x30) | 0x20;
+ /* We have 24MHz input. */
+ reg &= ~0x40;
+ /* enable MEMW#, so flash can be written */
+ reg |= 0x08;
+ pnp_write_config(SERIAL_DEV, 0x24, reg);
}
void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
{
static const uint16_t spd_addr[] = {
// Node 0
- DIMM0, DIMM2, 0, 0,
- DIMM1, DIMM3, 0, 0,
+ DIMM0, DIMM1, DIMM2, 0,
+ 0, 0, 0, 0,
// Node 1
- DIMM4, DIMM6, 0, 0,
- DIMM5, DIMM7, 0, 0,
+ 0, 0, 0, 0,
+ 0, 0, 0, 0,
};
unsigned bsp_apicid = 0;
int needs_reset = 0;
@@ -158,7 +129,7 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
+ CONFIG_DCACHE_RAM_SIZE - CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE);
sio_init();
- w83627ehg_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
+ w83697hf_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
enable_rom_decode();
@@ -173,7 +144,7 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
// FIXME why is this executed again? --->
sio_init();
- w83627ehg_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
+ w83697hf_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
console_init();
enable_rom_decode();
// <--- FIXME why is this executed again?
@@ -209,7 +180,8 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
soft_reset();
}
- /* the HT settings needs to be OK, because link freq chnage may cause HT disconnect */
+ /* the HT settings needs to be OK, because link freq change may cause HT disconnect */
+ vt8237_sb_enable_fid_vid();
enable_fid_change();
init_fidvid_bsp(bsp_apicid);
@@ -220,6 +192,13 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
enable_smbus();
+
+ /* this seems to be some GPIO on the SMBus--in any case, setting these
+ * two bits reduces the pullup impedance of the bus lines and is required
+ * in order to be able to read SPD info */
+ smbus_write_byte(0x48, 0x07, smbus_read_byte(0x48, 0x07) | 0x80);
+ smbus_write_byte(0x4a, 0x07, smbus_read_byte(0x4a, 0x07) | 0x10);
+
sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
post_cache_as_ram();
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 20:14:04 +0000