diff options
Diffstat (limited to 'src/drivers/intel/fsp2_0/Kconfig')
| -rw-r--r-- | src/drivers/intel/fsp2_0/Kconfig | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/drivers/intel/fsp2_0/Kconfig b/src/drivers/intel/fsp2_0/Kconfig index 3caa04ac25..00bfd67b50 100644 --- a/src/drivers/intel/fsp2_0/Kconfig +++ b/src/drivers/intel/fsp2_0/Kconfig @@ -132,12 +132,14 @@ config FSP_USES_CB_STACK config FSP_TEMP_RAM_SIZE hex - depends on FSP_USES_CB_STACK help - The amount of anticipated heap usage in CAR by FSP to setup HOB. - This configuration is applicable for FSP specification using shared - stack with coreboot/bootloader. - Sync this value with Platform FSP integration guide recommendation. + The amount of memory coreboot reserves for the FSP to use. In the + case of FSP 2.1 and newer that share the stack with coreboot instead + of having its own stack, this is the amount of anticipated heap usage + in CAR by FSP to setup HOB and needs to be the recommended value from + the Platform FSP integration guide. In the case of the FSP having its + own stack that will be placed in DRAM and not in CAR, this is the + amount of memory the FSP needs for its stack and heap. config FSP2_0_USES_TPM_MRC_HASH bool |