diff options
Diffstat (limited to 'src/include/cbmem.h')
| -rw-r--r-- | src/include/cbmem.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/include/cbmem.h b/src/include/cbmem.h index 7afe960116..55b04b4106 100644 --- a/src/include/cbmem.h +++ b/src/include/cbmem.h @@ -22,6 +22,7 @@ #define _CBMEM_H_ #include <cbmem_id.h> +#include <rules.h> #if IS_ENABLED(CONFIG_HAVE_ACPI_RESUME) && \ ! IS_ENABLED(CONFIG_RELOCATABLE_RAMSTAGE) @@ -112,6 +113,7 @@ void *cbmem_add(u32 id, u64 size); /* Find a cbmem entry of a given id. These return NULL on failure. */ void *cbmem_find(u32 id); +typedef void (* const cbmem_init_hook_t)(void); void cbmem_run_init_hooks(void); void cbmem_fail_resume(void); @@ -122,6 +124,26 @@ void cbmem_add_bootmem(void); void cbmem_list(void); #endif /* __PRE_RAM__ */ +#if ENV_RAMSTAGE +#define ROMSTAGE_CBMEM_INIT_HOOK(init_fn_) static cbmem_init_hook_t \ + init_fn_ ## _unused_ __attribute__((unused)) = init_fn_; +#define RAMSTAGE_CBMEM_INIT_HOOK(init_fn_) \ + static cbmem_init_hook_t init_fn_ ## _ptr_ __attribute__((used, \ + section(".rodata.cbmem_init_hooks"))) = init_fn_; +#elif ENV_ROMSTAGE +#define ROMSTAGE_CBMEM_INIT_HOOK(init_fn_) \ + static cbmem_init_hook_t init_fn_ ## _ptr_ __attribute__((used, \ + section(".rodata.cbmem_init_hooks"))) = init_fn_; +#define RAMSTAGE_CBMEM_INIT_HOOK(init_fn_) static cbmem_init_hook_t \ + init_fn_ ## _unused_ __attribute__((unused)) = init_fn_; +#else +#define ROMSTAGE_CBMEM_INIT_HOOK(init_fn_) static cbmem_init_hook_t \ + init_fn_ ## _unused_ __attribute__((unused)) = init_fn_; +#define RAMSTAGE_CBMEM_INIT_HOOK(init_fn_) static cbmem_init_hook_t \ + init_fn_ ## _unused2_ __attribute__((unused)) = init_fn_; +#endif /* ENV_RAMSTAGE */ + + /* These are for compatibility with old boards only. Any new chipset and board * must implement cbmem_top() for both romstage and ramstage to support * early features like COLLECT_TIMESTAMPS and CBMEM_CONSOLE. |