diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/include/cbfs.h | 3 | ||||
| -rw-r--r-- | src/lib/hardwaremain.c | 12 | ||||
| -rw-r--r-- | src/lib/selfboot.c | 18 |
3 files changed, 22 insertions, 11 deletions
diff --git a/src/include/cbfs.h b/src/include/cbfs.h index ac249aabf5..c0098eacdb 100644 --- a/src/include/cbfs.h +++ b/src/include/cbfs.h @@ -78,7 +78,8 @@ int run_address(void *f); /* Defined in src/lib/selfboot.c */ struct lb_memory; -int selfboot(struct lb_memory *mem, struct cbfs_payload *payload); +void *selfload(struct lb_memory *mem, struct cbfs_payload *payload); +void selfboot(void *entry); /* Defined in individual arch / board implementation. */ int init_default_cbfs_media(struct cbfs_media *media); diff --git a/src/lib/hardwaremain.c b/src/lib/hardwaremain.c index adee3ca709..ed2a516372 100644 --- a/src/lib/hardwaremain.c +++ b/src/lib/hardwaremain.c @@ -198,6 +198,7 @@ static boot_state_t bs_write_tables(void *arg) static boot_state_t bs_payload_load(void *arg) { void *payload; + void *entry; timestamp_add_now(TS_LOAD_PAYLOAD); @@ -206,15 +207,20 @@ static boot_state_t bs_payload_load(void *arg) if (! payload) die("Could not find a payload\n"); + entry = selfload(get_lb_mem(), payload); + + if (! entry) + die("Could not load payload\n"); + /* Pass the payload to the next state. */ - boot_states[BS_PAYLOAD_BOOT].arg = payload; + boot_states[BS_PAYLOAD_BOOT].arg = entry; return BS_PAYLOAD_BOOT; } -static boot_state_t bs_payload_boot(void *payload) +static boot_state_t bs_payload_boot(void *entry) { - selfboot(get_lb_mem(), payload); + selfboot(entry); printk(BIOS_EMERG, "Boot failed"); /* Returning from this state will fail because the following signals diff --git a/src/lib/selfboot.c b/src/lib/selfboot.c index 324d43e838..4ebe10935d 100644 --- a/src/lib/selfboot.c +++ b/src/lib/selfboot.c @@ -512,7 +512,7 @@ static int load_self_segments( return 1; } -int selfboot(struct lb_memory *mem, struct cbfs_payload *payload) +void *selfload(struct lb_memory *mem, struct cbfs_payload *payload) { u32 entry=0; struct segment head; @@ -527,10 +527,18 @@ int selfboot(struct lb_memory *mem, struct cbfs_payload *payload) printk(BIOS_SPEW, "Loaded segments\n"); + return (void *)entry; + +out: + return NULL; +} + +void selfboot(void *entry) +{ /* Reset to booting from this image as late as possible */ boot_successful(); - printk(BIOS_DEBUG, "Jumping to boot code at %x\n", entry); + printk(BIOS_DEBUG, "Jumping to boot code at %p\n", entry); post_code(POST_ENTER_ELF_BOOT); #if CONFIG_COLLECT_TIMESTAMPS @@ -543,9 +551,5 @@ int selfboot(struct lb_memory *mem, struct cbfs_payload *payload) checkstack(_estack, 0); /* Jump to kernel */ - jmp_to_elf_entry((void*)entry, bounce_buffer, bounce_size); - return 1; - -out: - return 0; + jmp_to_elf_entry(entry, bounce_buffer, bounce_size); } |