diff options
| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2016-06-27 15:25:14 +0300 |
|---|---|---|
| committer | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2016-07-15 12:20:21 +0200 |
| commit | f32d5b8b66cb3679942501c39ee76587b8c0b0f1 (patch) | |
| tree | 35d46f0bcaec1c883b2f6a74812dea964a2f8bab /src/cpu/amd/pi | |
| parent | bd274e1363b633c48650821e97953482ebd8d48a (diff) | |
AMD binaryPI: Split romstage ram stack
Change-Id: Ibbff1fdb1af247550815532ef12f078229f12321
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/15467
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/cpu/amd/pi')
| -rw-r--r-- | src/cpu/amd/pi/heapmanager.c | 10 | ||||
| -rw-r--r-- | src/cpu/amd/pi/s3_resume.c | 9 | ||||
| -rw-r--r-- | src/cpu/amd/pi/s3_resume.h | 3 |
3 files changed, 11 insertions, 11 deletions
diff --git a/src/cpu/amd/pi/heapmanager.c b/src/cpu/amd/pi/heapmanager.c index c5e4202090..d4a79b8b3c 100644 --- a/src/cpu/amd/pi/heapmanager.c +++ b/src/cpu/amd/pi/heapmanager.c @@ -25,13 +25,9 @@ UINT32 GetHeapBase(AMD_CONFIG_PARAMS *StdHeader) { UINT32 heap = BIOS_HEAP_START_ADDRESS; -#if CONFIG_HAVE_ACPI_RESUME - /* Both romstage and ramstage has this S3 detect. */ - if (acpi_get_sleep_type() == 3) - heap = (UINT32) cbmem_find(CBMEM_ID_RESUME_SCRATCH) + - (CONFIG_HIGH_SCRATCH_MEMORY_SIZE - BIOS_HEAP_SIZE); - /* himem_heap_base + high_stack_size */ -#endif + if (acpi_is_wakeup_s3()) + heap = (UINT32) cbmem_find(CBMEM_ID_RESUME_SCRATCH); + return heap; } diff --git a/src/cpu/amd/pi/s3_resume.c b/src/cpu/amd/pi/s3_resume.c index 576a208926..830d1742d3 100644 --- a/src/cpu/amd/pi/s3_resume.c +++ b/src/cpu/amd/pi/s3_resume.c @@ -137,11 +137,12 @@ void restore_mtrr(void) #ifdef __PRE_RAM__ static void move_stack_high_mem(void) { - void *high_stack; + void *high_stack = cbmem_find(CBMEM_ID_ROMSTAGE_RAM_STACK); + if (high_stack == NULL) + halt(); - high_stack = cbmem_find(CBMEM_ID_RESUME_SCRATCH); - memcpy(high_stack, (void *)BSP_STACK_BASE_ADDR, - (CONFIG_HIGH_SCRATCH_MEMORY_SIZE - BIOS_HEAP_SIZE)); + /* TODO: Make the switch with empty stack instead. */ + memcpy(high_stack, (void *)BSP_STACK_BASE_ADDR, HIGH_ROMSTAGE_STACK_SIZE); #ifdef __x86_64__ __asm__ diff --git a/src/cpu/amd/pi/s3_resume.h b/src/cpu/amd/pi/s3_resume.h index f952055f88..c23c6621e4 100644 --- a/src/cpu/amd/pi/s3_resume.h +++ b/src/cpu/amd/pi/s3_resume.h @@ -31,4 +31,7 @@ void OemAgesaSaveMtrr (void); void spi_SaveS3info(u32 pos, u32 size, u8 *buf, u32 len); +/* This covers node 0 only. */ +#define HIGH_ROMSTAGE_STACK_SIZE (0x48000 - BSP_STACK_BASE_ADDR) + #endif |