Kconfig: separate memory mapped boot device from SPI

Make the indication of the boot device being memory mapped
separate from SPI. However, retain the same defaults that
previously existed.

BUG=chrome-os-partner:56151

Change-Id: I06f138078c47a1e4b4b3edbdbf662f171e11c9d4
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/16228
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Martin Roth <martinroth@google.com>
This commit is contained in:
Aaron Durbin 2016-08-11 14:04:10 -05:00 committed by Martin Roth
parent d3d77beffa
commit 16c173fdf5
5 changed files with 12 additions and 11 deletions

View File

@ -483,6 +483,13 @@ config BOOT_DEVICE_SPI_FLASH
default y if !BOOT_DEVICE_NOT_SPI_FLASH
default n
config BOOT_DEVICE_MEMORY_MAPPED
bool
default y if ARCH_X86 && BOOT_DEVICE_SPI_FLASH
default n
help
Inform system if SPI is memory-mapped or not.
config RTC
bool
default n

View File

@ -586,8 +586,8 @@ static int elog_shrink(void)
*/
static inline u8 *elog_flash_offset_to_address(void)
{
/* Only support memory-mapped SPI devices. */
if (!IS_ENABLED(CONFIG_SPI_FLASH_MEMORY_MAPPED))
/* Only support memory-mapped devices. */
if (!IS_ENABLED(CONFIG_BOOT_DEVICE_MEMORY_MAPPED))
return NULL;
if (!elog_spi)

View File

@ -45,13 +45,6 @@ config SPI_ATOMIC_SEQUENCING
in the SPI controller. Hardware manages the transaction instead of
software. This is common on x86 platforms.
config SPI_FLASH_MEMORY_MAPPED
bool
default y if ARCH_X86
default n if !ARCH_X86
help
Inform system if SPI is memory-mapped or not.
config SPI_FLASH_SMM
bool "SPI flash driver support in SMM"
default n

View File

@ -193,7 +193,7 @@ int cbfs_prog_stage_load(struct prog *pstage)
/* Hacky way to not load programs over read only media. The stages
* that would hit this path initialize themselves. */
if (ENV_VERSTAGE && !IS_ENABLED(CONFIG_NO_XIP_EARLY_STAGES) &&
IS_ENABLED(CONFIG_SPI_FLASH_MEMORY_MAPPED)) {
IS_ENABLED(CONFIG_BOOT_DEVICE_MEMORY_MAPPED)) {
void *mapping = rdev_mmap(fh, foffset, fsize);
rdev_munmap(fh, mapping);
if (mapping == load)

View File

@ -160,7 +160,8 @@ void platform_fsp_memory_init_params_cb(struct FSPM_UPD *mupd)
* state machine transition to next boot state, so that it can function
* as designed.
*/
mupd->FspmConfig.SkipCseRbp = IS_ENABLED(CONFIG_SPI_FLASH_MEMORY_MAPPED);
mupd->FspmConfig.SkipCseRbp =
IS_ENABLED(CONFIG_BOOT_DEVICE_MEMORY_MAPPED);
}
__attribute__ ((weak))