static void vboot_run_stub(struct vboot_context *context)
{
struct rmod_stage_load rmod_stage = {
.cbmem_id = 0xffffffff,
.name = CONFIG_CBFS_PREFIX "/vboot",
};
void (*entry)(struct vboot_context *context);
if (rmodule_stage_load_from_cbfs(&rmod_stage)) {
printk(BIOS_DEBUG, "Could not load vboot stub.\n");
goto out;
}
entry = rmod_stage.entry;
/* Call stub. */
entry(context);
out:
/* Tear down the region no longer needed. */
if (rmod_stage.cbmem_entry != NULL)
cbmem_entry_remove(rmod_stage.cbmem_entry);
}
/* Helper routines for the vboot stub. */
static void log_msg(const char *fmt, va_list args)
{
do_vtxprintf(fmt, args);
}
static int load_refcode_from_cbfs(struct rmod_stage_load *refcode)
{
printk(BIOS_DEBUG, "refcode loading from cbfs.\n");
if (rmodule_stage_load_from_cbfs(refcode)) {
printk(BIOS_DEBUG, "Error loading reference code.\n");
return -1;
}
return 0;
}
static void *cbfs_load_ramstage(uint32_t cbmem_id, const char *name,
const struct cbmem_entry **cbmem_entry)
{
struct rmod_stage_load rmod_ram = {
.cbmem_id = cbmem_id,
.name = name,
};
if (rmodule_stage_load_from_cbfs(&rmod_ram)) {
printk(BIOS_DEBUG, "Could not load ramstage.\n");
return NULL;
}
*cbmem_entry = rmod_ram.cbmem_entry;
return rmod_ram.entry;
}
