diff options
Diffstat (limited to 'src/drivers/intel/fsp2_0/util.c')
-rw-r--r-- | src/drivers/intel/fsp2_0/util.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/drivers/intel/fsp2_0/util.c b/src/drivers/intel/fsp2_0/util.c index 3b7516ab06..a00b684624 100644 --- a/src/drivers/intel/fsp2_0/util.c +++ b/src/drivers/intel/fsp2_0/util.c @@ -119,6 +119,21 @@ void fsp_handle_reset(uint32_t status) } } +static inline bool fspm_env(void) +{ + if (ENV_ROMSTAGE) + return true; + return false; +} + +static inline bool fspm_xip(void) +{ + /* FSP-M is assumed to be loaded in romstage. */ + if (fspm_env() && CONFIG(FSP_M_XIP)) + return true; + return false; +} + static void *fsp_get_dest_and_load(struct fsp_load_descriptor *fspld, size_t size, const struct region_device *source_rdev, uint32_t compression_algo) @@ -130,12 +145,20 @@ static void *fsp_get_dest_and_load(struct fsp_load_descriptor *fspld, size_t siz return NULL; } + /* Don't load when executing in place. */ + if (fspm_xip()) + return dest; + if (cbfs_load_and_decompress(source_rdev, 0, region_device_sz(source_rdev), dest, size, compression_algo) != size) { printk(BIOS_ERR, "Failed to load FSP component.\n"); return NULL; } + /* Don't allow FSP-M relocation. */ + if (fspm_env()) + return dest; + if (fsp_component_relocate((uintptr_t)dest, dest, size) < 0) { printk(BIOS_ERR, "Unable to relocate FSP component!\n"); return NULL; |