diff options
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/intel/broadwell/refcode.c | 50 |
1 files changed, 28 insertions, 22 deletions
diff --git a/src/soc/intel/broadwell/refcode.c b/src/soc/intel/broadwell/refcode.c index d66d036310..1328f1a412 100644 --- a/src/soc/intel/broadwell/refcode.c +++ b/src/soc/intel/broadwell/refcode.c @@ -21,11 +21,14 @@ #include <arch/acpi.h> #include <cbmem.h> #include <console/console.h> +#include <console/streams.h> #include <cpu/x86/tsc.h> #include <rmodule.h> #include <ramstage_cache.h> #include <string.h> +#if IS_ENABLED(CONFIG_CHROMEOS) #include <vendorcode/google/chromeos/vboot_handoff.h> +#endif #include <broadwell/pei_data.h> #include <broadwell/pei_wrapper.h> #include <broadwell/ramstage.h> @@ -93,10 +96,24 @@ static void cache_refcode(const struct rmod_stage_load *rsl) memcpy(&c->program[0], (void *)c->load_address, c->size); } -static int load_refcode_from_vboot(struct rmod_stage_load *refcode, - struct cbfs_stage *stage) +#if IS_ENABLED(CONFIG_CHROMEOS) +static int load_refcode_from_vboot(struct rmod_stage_load *refcode) { + struct vboot_handoff *vboot_handoff; + const struct firmware_component *fwc; + struct cbfs_stage *stage; + + vboot_handoff = cbmem_find(CBMEM_ID_VBOOT_HANDOFF); + fwc = &vboot_handoff->components[CONFIG_VBOOT_REFCODE_INDEX]; + + if (vboot_handoff == NULL || + vboot_handoff->selected_firmware == VB_SELECT_FIRMWARE_READONLY || + CONFIG_VBOOT_REFCODE_INDEX >= MAX_PARSED_FW_COMPONENTS || + fwc->size == 0 || fwc->address == 0) + return -1; + printk(BIOS_DEBUG, "refcode loading from vboot rw area.\n"); + stage = (void *)(uintptr_t)fwc->address; if (rmodule_stage_load(refcode, stage) || refcode->entry == NULL) { printk(BIOS_DEBUG, "Error loading reference code.\n"); @@ -104,6 +121,12 @@ static int load_refcode_from_vboot(struct rmod_stage_load *refcode, } return 0; } +#else +static int load_refcode_from_vboot(struct rmod_stage_load *refcode) +{ + return -1; +} +#endif static int load_refcode_from_cbfs(struct rmod_stage_load *refcode) { @@ -119,35 +142,18 @@ static int load_refcode_from_cbfs(struct rmod_stage_load *refcode) static pei_wrapper_entry_t load_reference_code(void) { - struct vboot_handoff *vboot_handoff; - const struct firmware_component *fwc; struct rmod_stage_load refcode = { .cbmem_id = CBMEM_ID_REFCODE, .name = CONFIG_CBFS_PREFIX "/refcode", }; - int ret; if (acpi_is_wakeup_s3()) { return load_refcode_from_cache(); } - vboot_handoff = cbmem_find(CBMEM_ID_VBOOT_HANDOFF); - fwc = &vboot_handoff->components[CONFIG_VBOOT_REFCODE_INDEX]; - - if (vboot_handoff == NULL || - vboot_handoff->selected_firmware == VB_SELECT_FIRMWARE_READONLY || - CONFIG_VBOOT_REFCODE_INDEX >= MAX_PARSED_FW_COMPONENTS || - fwc->size == 0 || fwc->address == 0) { - ret = load_refcode_from_cbfs(&refcode); - } else { - ret = load_refcode_from_vboot(&refcode, (void *)fwc->address); - - if (ret < 0) - ret = load_refcode_from_cbfs(&refcode); - } - - if (ret < 0) - return NULL; + if (load_refcode_from_vboot(&refcode) || + load_refcode_from_cbfs(&refcode)) + return NULL; /* Cache loaded reference code. */ cache_refcode(&refcode); |