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binaryPI: Enable EARLY_CBMEM_INIT

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Also moves postcar stack to CBMEM.

Change-Id: I0263af9561e0367bbbde4d5c3190039f4c3047a0
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/19347
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
This commit is contained in:
Kyösti Mälkki
2017-04-17 06:45:56 +03:00
parent c43cd97802
commit 6e37b0acb6
2 changed files with 12 additions and 2 deletions
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12
src/cpu/amd/pi/romstage.c
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@@ -14,10 +14,12 @@
*/ */
#include <arch/cpu.h> #include <arch/cpu.h>
#include <cbmem.h>
#include <cpu/amd/car.h> #include <cpu/amd/car.h>
#include <cpu/x86/mtrr.h> #include <cpu/x86/mtrr.h>
#include <console/console.h> #include <console/console.h>
#include <program_loading.h> #include <program_loading.h>
#include <romstage_handoff.h>
#include <northbridge/amd/agesa/agesa_helper.h> #include <northbridge/amd/agesa/agesa_helper.h>
#include <northbridge/amd/agesa/state_machine.h> #include <northbridge/amd/agesa/state_machine.h>
@@ -28,12 +30,20 @@ void asmlinkage early_all_cores(void)
void * asmlinkage romstage_main(unsigned long bist) void * asmlinkage romstage_main(unsigned long bist)
{ {
uintptr_t stack_top = CACHE_TMP_RAMTOP; int s3resume = 0;
u8 initial_apic_id = cpuid_ebx(1) >> 24; u8 initial_apic_id = cpuid_ebx(1) >> 24;
/* Only BSP returns from here. */ /* Only BSP returns from here. */
cache_as_ram_main(bist, initial_apic_id); cache_as_ram_main(bist, initial_apic_id);
cbmem_recovery(s3resume);
romstage_handoff_init(s3resume);
uintptr_t stack_top = romstage_ram_stack_base(HIGH_ROMSTAGE_STACK_SIZE,
ROMSTAGE_STACK_CBMEM);
stack_top += HIGH_ROMSTAGE_STACK_SIZE;
printk(BIOS_DEBUG, "Move CAR stack.\n"); printk(BIOS_DEBUG, "Move CAR stack.\n");
return (void*)stack_top; return (void*)stack_top;
} }

2
src/northbridge/amd/pi/Kconfig
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@@ -17,7 +17,7 @@ config NORTHBRIDGE_AMD_PI
bool bool
default y if CPU_AMD_PI default y if CPU_AMD_PI
default n default n
select LATE_CBMEM_INIT select CBMEM_TOP_BACKUP
if NORTHBRIDGE_AMD_PI if NORTHBRIDGE_AMD_PI