diff options
Diffstat (limited to 'src/cpu/amd/car')
| -rw-r--r-- | src/cpu/amd/car/post_cache_as_ram.c | 56 |
1 files changed, 4 insertions, 52 deletions
diff --git a/src/cpu/amd/car/post_cache_as_ram.c b/src/cpu/amd/car/post_cache_as_ram.c index aa8222bc9d..dfa4c3d618 100644 --- a/src/cpu/amd/car/post_cache_as_ram.c +++ b/src/cpu/amd/car/post_cache_as_ram.c @@ -27,6 +27,7 @@ #include <cpu/amd/car.h> #include <cpu/amd/msr.h> #include <arch/acpi.h> +#include <program_loading.h> #include <romstage_handoff.h> #include "cpu/amd/car/disable_cache_as_ram.c" @@ -44,12 +45,6 @@ #define print_car_debug(format, arg...) #endif -static size_t backup_size(void) -{ - size_t car_size = car_data_size(); - return ALIGN_UP(car_size + 1024, 1024); -} - static void memcpy_(void *d, const void *s, size_t len) { print_car_debug(" Copy [%08x-%08x] to [%08x - %08x] ...", @@ -58,13 +53,6 @@ static void memcpy_(void *d, const void *s, size_t len) memcpy(d, s, len); } -static void memset_(void *d, int val, size_t len) -{ - print_car_debug(" Fill [%08x-%08x] ...", - (uint32_t) d, (uint32_t) (d + len - 1)); - memset(d, val, len); -} - static int memcmp_(void *d, const void *s, size_t len) { print_car_debug(" Compare [%08x-%08x] with [%08x - %08x] ...", @@ -73,41 +61,6 @@ static int memcmp_(void *d, const void *s, size_t len) return memcmp(d, s, len); } -static void prepare_romstage_ramstack(int s3resume) -{ - size_t backup_top = backup_size(); - print_car_debug("Prepare CAR migration and stack regions..."); - - if (s3resume) { - void *resume_backup_memory = - acpi_backup_container(CONFIG_RAMBASE, HIGH_MEMORY_SAVE); - if (resume_backup_memory) - memcpy_(resume_backup_memory - + HIGH_MEMORY_SAVE - backup_top, - (void *)(CONFIG_RAMTOP - backup_top), - backup_top); - } - memset_((void *)(CONFIG_RAMTOP - backup_top), 0, backup_top); - - print_car_debug(" Done\n"); -} - -static void prepare_ramstage_region(int s3resume) -{ - size_t backup_top = backup_size(); - print_car_debug("Prepare ramstage memory region..."); - - if (s3resume) { - void *resume_backup_memory = - acpi_backup_container(CONFIG_RAMBASE, HIGH_MEMORY_SAVE); - if (resume_backup_memory) - memcpy_(resume_backup_memory, (void *) CONFIG_RAMBASE, - HIGH_MEMORY_SAVE - backup_top); - } - - print_car_debug(" Done\n"); -} - /* Disable Erratum 343 Workaround, see RevGuide for Fam10h, Pub#41322 Rev 3.33 * and RevGuide for Fam12h, Pub#44739 Rev 3.10 */ @@ -137,9 +90,10 @@ asmlinkage void *post_cache_as_ram(void) if ((*lower_stack_boundary) != 0xdeadbeef) printk(BIOS_WARNING, "BSP overran lower stack boundary. Undefined behaviour may result!\n"); - s3resume = acpi_is_wakeup_s3(); - prepare_romstage_ramstack(s3resume); + /* ACPI S3 is not supported without RELOCATABLE_RAMSTAGE and + * this will always return 0. */ + s3resume = acpi_is_wakeup_s3(); romstage_handoff_init(s3resume); @@ -177,8 +131,6 @@ asmlinkage void cache_as_ram_new_stack(void) set_var_mtrr(0, 0x00000000, CACHE_TMP_RAMTOP, MTRR_TYPE_WRBACK); enable_cache(); - prepare_ramstage_region(acpi_is_wakeup_s3()); - set_sysinfo_in_ram(1); // So other core0 could start to train mem /*copy and execute ramstage */ |