GNUBoot
/
coreboot-kgpe-d16
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

amd/stoneyridge: Remove fixme.c 

Move the two functions in fixme.c to places where they make more sense.
Coincidentally fix the todo in amd_initcpuio() and use bsp_topmem()
instead of explicitely reading the MSR.

BUG=b:62241048

Change-Id: Ica80b92f48788314ad290ccf72e6847fb6d039c3
Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-on: https://review.coreboot.org/22297
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Marshall Dawson 2017-11-02 09:49:30 -06:00 committed by Aaron Durbin
parent 22bb2bee60
commit 154239aff1
5 changed files with 57 additions and 83 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
src/soc/amd/common/agesawrapper.h
View File

@ -51,7 +51,6 @@ AGESA_STATUS agesawrapper_fchs3laterestore(void);
VOID OemCustomizeInitEarly(IN OUT AMD_EARLY_PARAMS *InitEarly);
VOID amd_initcpuio(void);
VOID amd_initmmio(void);
const void *agesawrapper_locate_module(const CHAR8 name[8]);
void OemPostParams(AMD_POST_PARAMS *PostParams);

3
src/soc/amd/stoneyridge/Makefile.inc
View File

@ -39,7 +39,6 @@ subdirs-y += ../../../cpu/x86/smm
bootblock-$(CONFIG_STONEYRIDGE_UART) += uart.c
bootblock-y += BiosCallOuts.c
bootblock-y += fixme.c
bootblock-y += bootblock/bootblock.c
bootblock-y += early_setup.c
bootblock-y += pmutil.c
@ -50,7 +49,6 @@ romstage-y += romstage.c
romstage-y += early_setup.c
romstage-y += dimmSpd.c
romstage-$(CONFIG_USBDEBUG_IN_ROMSTAGE) += enable_usbdebug.c
romstage-y += fixme.c
romstage-y += gpio.c
romstage-$(CONFIG_STONEYRIDGE_IMC_FWM) += imc.c
romstage-y += pmutil.c
@ -73,7 +71,6 @@ ramstage-y += chip.c
ramstage-y += cpu.c
ramstage-$(CONFIG_USBDEBUG) += enable_usbdebug.c
ramstage-$(CONFIG_HAVE_ACPI_TABLES) += acpi.c
ramstage-y += fixme.c
ramstage-y += gpio.c
ramstage-y += hda.c
ramstage-y += southbridge.c

23
src/soc/amd/stoneyridge/bootblock/bootblock.c
View File

@ -17,6 +17,9 @@
#include <stdint.h>
#include <assert.h>
#include <console/console.h>
#include <cpu/x86/msr.h>
#include <cpu/x86/mtrr.h>
#include <cpu/amd/amdfam15.h>
#include <smp/node.h>
#include <bootblock_common.h>
#include <agesawrapper.h>
@ -37,6 +40,26 @@ asmlinkage void bootblock_c_entry(uint64_t base_timestamp)
bootblock_main_with_timestamp(base_timestamp);
}
/* Set the MMIO Configuration Base Address and Bus Range. */
static void amd_initmmio(void)
{
msr_t mmconf;
msr_t mtrr_cap = rdmsr(MTRR_CAP_MSR);
int mtrr;
mmconf.hi = 0;
mmconf.lo = CONFIG_MMCONF_BASE_ADDRESS | MMIO_RANGE_EN
| fms(CONFIG_MMCONF_BUS_NUMBER) << MMIO_BUS_RANGE_SHIFT;
wrmsr(MMIO_CONF_BASE, mmconf);
/*
* todo: AGESA currently writes variable MTRRs. Once that is
* corrected, un-hardcode this MTRR.
*/
mtrr = (mtrr_cap.lo & MTRR_CAP_VCNT) - 2;
set_var_mtrr(mtrr, FLASH_BASE_ADDR, CONFIG_ROM_SIZE, MTRR_TYPE_WRPROT);
}
void bootblock_soc_early_init(void)
{
amd_initmmio();

79
src/soc/amd/stoneyridge/fixme.c
View File

@ -1,79 +0,0 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2011 - 2012 Advanced Micro Devices, 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.
*/
#include <device/device.h>
#include <cpu/cpu.h>
#include <cpu/x86/lapic_def.h>
#include <cpu/x86/msr.h>
#include <cpu/x86/mtrr.h>
#include <cpu/amd/mtrr.h>
#include <cpu/amd/amdfam15.h>
#include <soc/pci_devs.h>
#include <soc/pci_devs.h>
#include <soc/northbridge.h>
#include <soc/southbridge.h>
#include <agesawrapper.h>
/*
* Enable VGA cycles. Set memory ranges of the FCH legacy devices (TPM, HPET,
* BIOS RAM, Watchdog Timer, IOAPIC and ACPI) as non-posted. Set remaining
* MMIO to posted. Route all I/O to the southbridge.
*/
void amd_initcpuio(void)
{
msr_t topmem = rdmsr(TOP_MEM); /* todo: build bsp_topmem() earlier */
uintptr_t base, limit;
/* Enable legacy video routing: D18F1xF4 VGA Enable */
pci_write_config32(SOC_ADDR_DEV, D18F1_VGAEN, VGA_ADDR_ENABLE);
/* Non-posted: range(HPET-LAPIC) or 0xfed00000 through 0xfee00000-1 */
base = (HPET_BASE_ADDRESS >> 8) | MMIO_WE | MMIO_RE;
limit = (ALIGN_DOWN(LOCAL_APIC_ADDR - 1, 64 * KiB) >> 8) | MMIO_NP;
pci_write_config32(SOC_ADDR_DEV, NB_MMIO_LIMIT_LO(0), limit);
pci_write_config32(SOC_ADDR_DEV, NB_MMIO_BASE_LO(0), base);
/* Remaining PCI hole posted MMIO: TOM-HPET (TOM through 0xfed00000-1 */
base = (topmem.lo >> 8) | MMIO_WE | MMIO_RE;
limit = ALIGN_DOWN(HPET_BASE_ADDRESS - 1, 64 * KiB) >> 8;
pci_write_config32(SOC_ADDR_DEV, NB_MMIO_LIMIT_LO(1), limit);
pci_write_config32(SOC_ADDR_DEV, NB_MMIO_BASE_LO(1), base);
/* Route all I/O downstream */
base = 0 | IO_WE | IO_RE;
limit = ALIGN_DOWN(0xffff, 4 * KiB);
pci_write_config32(SOC_ADDR_DEV, NB_IO_LIMIT(0), limit);
pci_write_config32(SOC_ADDR_DEV, NB_IO_BASE(0), base);
}
/* Set the MMIO Configuration Base Address and Bus Range. */
void amd_initmmio(void)
{
msr_t mmconf;
msr_t mtrr_cap = rdmsr(MTRR_CAP_MSR);
int mtrr;
mmconf.hi = 0;
mmconf.lo = CONFIG_MMCONF_BASE_ADDRESS | MMIO_RANGE_EN
| fms(CONFIG_MMCONF_BUS_NUMBER) << MMIO_BUS_RANGE_SHIFT;
wrmsr(MMIO_CONF_BASE, mmconf);
/*
* todo: AGESA currently writes variable MTRRs. Once that is
* corrected, un-hardcode this MTRR.
*/
mtrr = (mtrr_cap.lo & MTRR_CAP_VCNT) - 2;
set_var_mtrr(mtrr, FLASH_BASE_ADDR, CONFIG_ROM_SIZE, MTRR_TYPE_WRPROT);
}

34
src/soc/amd/stoneyridge/northbridge.c
View File

@ -23,6 +23,7 @@
#include <cpu/amd/mtrr.h>
#include <cpu/amd/amdfam15.h>
#include <cpu/cpu.h>
#include <cpu/x86/lapic_def.h>
#include <cpu/x86/msr.h>
#include <device/device.h>
#include <device/pci.h>
@ -30,6 +31,7 @@
#include <agesawrapper.h>
#include <agesawrapper_call.h>
#include <soc/northbridge.h>
#include <soc/southbridge.h>
#include <soc/pci_devs.h>
#include <stdint.h>
#include <stdlib.h>
@ -335,6 +337,38 @@ static const struct pci_driver family15_northbridge __pci_driver = {
.device = PCI_DEVICE_ID_AMD_15H_MODEL_707F_NB_HT,
};
/*
* Enable VGA cycles. Set memory ranges of the FCH legacy devices (TPM, HPET,
* BIOS RAM, Watchdog Timer, IOAPIC and ACPI) as non-posted. Set remaining
* MMIO to posted. Route all I/O to the southbridge.
*/
void amd_initcpuio(void)
{
uintptr_t topmem = bsp_topmem();
uintptr_t base, limit;
/* Enable legacy video routing: D18F1xF4 VGA Enable */
pci_write_config32(SOC_ADDR_DEV, D18F1_VGAEN, VGA_ADDR_ENABLE);
/* Non-posted: range(HPET-LAPIC) or 0xfed00000 through 0xfee00000-1 */
base = (HPET_BASE_ADDRESS >> 8) | MMIO_WE | MMIO_RE;
limit = (ALIGN_DOWN(LOCAL_APIC_ADDR - 1, 64 * KiB) >> 8) | MMIO_NP;
pci_write_config32(SOC_ADDR_DEV, NB_MMIO_LIMIT_LO(0), limit);
pci_write_config32(SOC_ADDR_DEV, NB_MMIO_BASE_LO(0), base);
/* Remaining PCI hole posted MMIO: TOM-HPET (TOM through 0xfed00000-1 */
base = (topmem >> 8) | MMIO_WE | MMIO_RE;
limit = ALIGN_DOWN(HPET_BASE_ADDRESS - 1, 64 * KiB) >> 8;
pci_write_config32(SOC_ADDR_DEV, NB_MMIO_LIMIT_LO(1), limit);
pci_write_config32(SOC_ADDR_DEV, NB_MMIO_BASE_LO(1), base);
/* Route all I/O downstream */
base = 0 | IO_WE | IO_RE;
limit = ALIGN_DOWN(0xffff, 4 * KiB);
pci_write_config32(SOC_ADDR_DEV, NB_IO_LIMIT(0), limit);
pci_write_config32(SOC_ADDR_DEV, NB_IO_BASE(0), base);
}
void fam15_finalize(void *chip_info)
{
device_t dev;