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stage_cache: Add resume_from_stage_cache()

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Factor out the condition when an attempt to load
stage from cache can be tried.

Change-Id: I936f07bed6fc82f46118d217f1fd233e2e041405
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50000
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
This commit is contained in:
Kyösti Mälkki
2021-01-09 13:30:57 +02:00
parent cdaddde067
commit e0165fbc94
6 changed files with 19 additions and 35 deletions
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6
src/lib/prog_loaders.c
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@ -10,7 +10,6 @@
#include <lib.h>
#include <program_loading.h>
#include <reset.h>
#include <romstage_handoff.h>
#include <rmodule.h>
#include <stage_cache.h>
#include <symbols.h>
@ -76,9 +75,6 @@ int __weak prog_locate_hook(struct prog *prog) { return 0; }
static void run_ramstage_from_resume(struct prog *ramstage)
{
if (!romstage_handoff_is_resume())
return;
/* Load the cached ramstage to runtime location. */
stage_cache_load_stage(STAGE_RAMSTAGE, ramstage);
@ -119,7 +115,7 @@ void run_ramstage(void)
* Only x86 systems using ramstage stage cache currently take the same
* firmware path on resume.
*/
if (ENV_X86 && !CONFIG(NO_STAGE_CACHE))
if (ENV_X86 && resume_from_stage_cache())
run_ramstage_from_resume(&ramstage);
vboot_run_logic();