diff options
Diffstat (limited to 'src/soc/amd/picasso/romstage.c')
| -rw-r--r-- | src/soc/amd/picasso/romstage.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/soc/amd/picasso/romstage.c b/src/soc/amd/picasso/romstage.c index e7b4b3de99..61782204e3 100644 --- a/src/soc/amd/picasso/romstage.c +++ b/src/soc/amd/picasso/romstage.c @@ -2,6 +2,8 @@ #include <arch/cpu.h> #include <acpi/acpi.h> +#include <amdblocks/acpi.h> +#include <cbmem.h> #include <cpu/x86/cache.h> #include <cpu/amd/mtrr.h> #include <console/uart.h> @@ -15,6 +17,25 @@ #include "chip.h" #include <fsp/api.h> +static struct acpi_pm_gpe_state chipset_state; + +static void fill_chipset_state(void) +{ + acpi_fill_pm_gpe_state(&chipset_state); +} + +static void add_chipset_state_cbmem(int unused) +{ + struct acpi_pm_gpe_state *state; + + state = cbmem_add(CBMEM_ID_POWER_STATE, sizeof(*state)); + + if (state) + acpi_fill_pm_gpe_state(state); +} + +ROMSTAGE_CBMEM_INIT_HOOK(add_chipset_state_cbmem); + void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) { FSP_M_CONFIG *mcfg = &mupd->FspmConfig; @@ -81,6 +102,9 @@ asmlinkage void car_stage_entry(void) u32 val = cpuid_eax(1); printk(BIOS_DEBUG, "Family_Model: %08x\n", val); + /* Snapshot chipset state prior to any FSP call. */ + fill_chipset_state(); + post_code(0x43); fsp_memory_init(s3_resume); soc_update_mrc_cache(); |