diff options
Diffstat (limited to 'src/include/spd_cache.h')
| -rw-r--r-- | src/include/spd_cache.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/include/spd_cache.h b/src/include/spd_cache.h new file mode 100644 index 0000000000..3270defba8 --- /dev/null +++ b/src/include/spd_cache.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* This file is part of the coreboot project. */ + +#ifndef __SPD_CACHE_H +#define __SPD_CACHE_H + +#include <spd_bin.h> + +#define SPD_CACHE_FMAP_NAME "RW_SPD_CACHE" +#define SC_SPD_NUMS (CONFIG_DIMM_MAX) +#define SC_SPD_OFFSET(n) (CONFIG_DIMM_SPD_SIZE * n) +#define SC_CRC_OFFSET (CONFIG_DIMM_MAX * CONFIG_DIMM_SPD_SIZE) +#define SC_SPD_TOTAL_LEN (CONFIG_DIMM_MAX * CONFIG_DIMM_SPD_SIZE) +#define SC_SPD_LEN (CONFIG_DIMM_SPD_SIZE) +#define SC_CRC_LEN (sizeof(uint16_t)) + +enum cb_err update_spd_cache(struct spd_block *blk); +enum cb_err load_spd_cache(uint8_t **spd_cache, size_t *spd_cache_sz); +bool spd_cache_is_valid(uint8_t *spd_cache, size_t spd_cache_sz); +bool check_if_dimm_changed(u8 *spd_cache, struct spd_block *blk); +enum cb_err spd_fill_from_cache(uint8_t *spd_cache, struct spd_block *blk); + +#endif |