diff options
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/romstage_handoff.h | 31 |
1 files changed, 26 insertions, 5 deletions
diff --git a/src/include/romstage_handoff.h b/src/include/romstage_handoff.h index 4aba2cea50..3eba0fdaf1 100644 --- a/src/include/romstage_handoff.h +++ b/src/include/romstage_handoff.h @@ -18,6 +18,8 @@ #include <stdint.h> #include <string.h> #include <cbmem.h> +#include <console/console.h> +#include <rules.h> /* It is the chipset's responsibility for maintaining the integrity of this * structure in CBMEM. For instance, if chipset code adds this structure @@ -48,13 +50,32 @@ static inline struct romstage_handoff *romstage_handoff_find_or_add(void) * found so it can be initialized to 0. */ handoff = cbmem_find(CBMEM_ID_ROMSTAGE_INFO); - if (handoff == NULL) { - handoff = cbmem_add(CBMEM_ID_ROMSTAGE_INFO, sizeof(*handoff)); - if (handoff != NULL) - memset(handoff, 0, sizeof(*handoff)); - } + if (handoff) + return handoff; + + handoff = cbmem_add(CBMEM_ID_ROMSTAGE_INFO, sizeof(*handoff)); + + if (handoff != NULL) + memset(handoff, 0, sizeof(*handoff)); + else + printk(BIOS_DEBUG, "Romstage handoff structure not added!\n"); return handoff; } +/* Returns 0 if initialized. Else < 0 if handoff structure not added. */ +static inline int romstage_handoff_init(int is_s3_resume) +{ + struct romstage_handoff *handoff; + + handoff = romstage_handoff_find_or_add(); + + if (handoff == NULL) + return -1; + + handoff->s3_resume = is_s3_resume; + + return 0; +} + #endif /* ROMSTAGE_HANDOFF_H */ |