diff options
Diffstat (limited to 'arch/x86/lib/fsp')
-rw-r--r-- | arch/x86/lib/fsp/fsp_common.c | 30 | ||||
-rw-r--r-- | arch/x86/lib/fsp/fsp_dram.c | 6 |
2 files changed, 35 insertions, 1 deletions
diff --git a/arch/x86/lib/fsp/fsp_common.c b/arch/x86/lib/fsp/fsp_common.c index 658f32d..c78df94 100644 --- a/arch/x86/lib/fsp/fsp_common.c +++ b/arch/x86/lib/fsp/fsp_common.c @@ -7,6 +7,7 @@ #include <common.h> #include <errno.h> #include <asm/io.h> +#include <asm/mrccache.h> #include <asm/post.h> #include <asm/processor.h> #include <asm/fsp/fsp_support.h> @@ -54,15 +55,42 @@ void board_final_cleanup(void) return; } +static __maybe_unused void *fsp_prepare_mrc_cache(void) +{ + struct mrc_data_container *cache; + struct mrc_region entry; + int ret; + + ret = mrccache_get_region(NULL, &entry); + if (ret) + return NULL; + + cache = mrccache_find_current(&entry); + if (!cache) + return NULL; + + debug("%s: mrc cache at %p, size %x checksum %04x\n", __func__, + cache->data, cache->data_size, cache->checksum); + + return cache->data; +} + int x86_fsp_init(void) { + void *nvs; + if (!gd->arch.hob_list) { +#ifdef CONFIG_ENABLE_MRC_CACHE + nvs = fsp_prepare_mrc_cache(); +#else + nvs = NULL; +#endif /* * The first time we enter here, call fsp_init(). * Note the execution does not return to this function, * instead it jumps to fsp_continue(). */ - fsp_init(CONFIG_FSP_TEMP_RAM_ADDR, BOOT_FULL_CONFIG, NULL); + fsp_init(CONFIG_FSP_TEMP_RAM_ADDR, BOOT_FULL_CONFIG, nvs); } else { /* * The second time we enter here, adjust the size of malloc() diff --git a/arch/x86/lib/fsp/fsp_dram.c b/arch/x86/lib/fsp/fsp_dram.c index e51ca96..fcfe693 100644 --- a/arch/x86/lib/fsp/fsp_dram.c +++ b/arch/x86/lib/fsp/fsp_dram.c @@ -7,6 +7,7 @@ #include <common.h> #include <asm/fsp/fsp_support.h> #include <asm/e820.h> +#include <asm/mrccache.h> #include <asm/post.h> DECLARE_GLOBAL_DATA_PTR; @@ -32,6 +33,11 @@ int dram_init(void) gd->ram_size = ram_size; post_code(POST_DRAM); +#ifdef CONFIG_ENABLE_MRC_CACHE + gd->arch.mrc_output = fsp_get_nvs_data(gd->arch.hob_list, + &gd->arch.mrc_output_len); +#endif + return 0; } |