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stage_cache: use cbmem init hooks

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Instead of having the chipset code make the approrpiate
calls at the appropriate places use the cbmem init hooks
to take the appropriate action. That way no chipset code
needs to be changed in order to support the external
stage cache.

Change-Id: If74e6155ae86646bde02b2e1b550ade92b8ba9bb
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/10481
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
This commit is contained in:
Aaron Durbin
2015-06-09 13:55:51 -05:00
parent 41607a4682
commit 42e6856436
7 changed files with 31 additions and 57 deletions
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5
src/lib/cbmem_stage_cache.c
View File

@@ -22,11 +22,6 @@
#include <stage_cache.h>
#include <string.h>
/* Provide empty implementations by default. */
void __attribute__((weak)) stage_cache_create_empty(void) {}
void __attribute__((weak)) stage_cache_recover(void) {}
/* Stage cache uses cbmem. */
void stage_cache_add(int stage_id, struct prog *stage)
{

17
src/lib/ext_stage_cache.c
View File

@@ -33,7 +33,7 @@ static inline struct imd *imd_get(void)
return car_get_var_ptr(&imd_stage_cache);
}
void stage_cache_create_empty(void)
static void stage_cache_create_empty(void)
{
struct imd *imd;
void *base;
@@ -49,7 +49,7 @@ void stage_cache_create_empty(void)
printk(BIOS_DEBUG, "Could not limit stage cache size.\n");
}
void stage_cache_recover(void)
static void stage_cache_recover(void)
{
struct imd *imd;
void *base;
@@ -120,10 +120,13 @@ void stage_cache_load_stage(int stage_id, struct prog *stage)
prog_set_entry(stage, (void *)(uintptr_t)meta->entry_addr, NULL);
}
#if ENV_RAMSTAGE
static void recover_sc(void *unused)
static void stage_cache_setup(int is_recovery)
{
stage_cache_recover();
if (is_recovery)
stage_cache_recover();
else
stage_cache_create_empty();
}
BOOT_STATE_INIT_ENTRY(BS_PRE_DEVICE, BS_ON_ENTRY, recover_sc, NULL);
#endif
ROMSTAGE_CBMEM_INIT_HOOK(stage_cache_setup)
RAMSTAGE_CBMEM_INIT_HOOK(stage_cache_setup)