void payload_load(void) { int i; const struct prog_loader_ops *ops; struct prog *payload = &global_payload; for (i = 0; i < ARRAY_SIZE(payload_ops); i++) { ops = payload_ops[i]; if (ops->prepare(payload) < 0) { printk(BIOS_DEBUG, "%s: could not locate payload.\n", ops->name); continue; } printk(BIOS_DEBUG, "%s: located payload @ %p, %zu bytes.\n", ops->name, prog_start(payload), prog_size(payload)); break; } if (i == ARRAY_SIZE(payload_ops)) goto out; mirror_payload(payload); /* Pass cbtables to payload if architecture desires it. */ prog_set_entry(payload, selfload(payload), cbmem_find(CBMEM_ID_CBTABLE)); out: if (prog_entry(payload) == NULL) die("Payload not loaded.\n"); }
void arm_tf_run_bl31(u64 payload_entry, u64 payload_arg0, u64 payload_spsr) { struct prog bl31 = PROG_INIT(PROG_BL31, CONFIG_CBFS_PREFIX"/bl31"); void (*bl31_entry)(bl31_params_t *params, void *plat_params) = NULL; if (prog_locate(&bl31)) die("BL31 not found"); bl31_entry = selfload(&bl31, false); if (!bl31_entry) die("BL31 load failed"); SET_PARAM_HEAD(&bl31_params, PARAM_BL31, VERSION_1, 0); if (IS_ENABLED(CONFIG_ARM64_USE_SECURE_OS)) { struct prog bl32 = PROG_INIT(PROG_BL32, CONFIG_CBFS_PREFIX"/secure_os"); if (prog_locate(&bl32)) die("BL32 not found"); if (cbfs_prog_stage_load(&bl32)) die("BL32 load failed"); SET_PARAM_HEAD(&bl32_ep_info, PARAM_EP, VERSION_1, PARAM_EP_SECURE); bl32_ep_info.pc = (uintptr_t)prog_entry(&bl32); bl32_ep_info.spsr = SPSR_EXCEPTION_MASK | get_eret_el(EL1, SPSR_USE_L); bl31_params.bl32_ep_info = &bl32_ep_info; } bl31_params.bl33_ep_info = &bl33_ep_info; SET_PARAM_HEAD(&bl33_ep_info, PARAM_EP, VERSION_1, PARAM_EP_NON_SECURE); bl33_ep_info.pc = payload_entry; bl33_ep_info.spsr = payload_spsr; bl33_ep_info.args.arg0 = payload_arg0; /* May update bl31_params if necessary. Must flush all added structs. */ void *bl31_plat_params = soc_get_bl31_plat_params(&bl31_params); dcache_clean_by_mva(&bl31_params, sizeof(bl31_params)); dcache_clean_by_mva(&bl33_ep_info, sizeof(bl33_ep_info)); raw_write_daif(SPSR_EXCEPTION_MASK); mmu_disable(); bl31_entry(&bl31_params, bl31_plat_params); die("BL31 returned!"); }
void payload_load(void) { struct prog *payload = &global_payload; timestamp_add_now(TS_LOAD_PAYLOAD); if (prog_locate(payload)) goto out; mirror_payload(payload); /* Pass cbtables to payload if architecture desires it. */ prog_set_entry(payload, selfload(payload), cbmem_find(CBMEM_ID_CBTABLE)); out: if (prog_entry(payload) == NULL) die("Payload not loaded.\n"); }
static boot_state_t bs_payload_load(void *arg) { void *payload; void *entry; timestamp_add_now(TS_LOAD_PAYLOAD); payload = cbfs_load_payload(CBFS_DEFAULT_MEDIA, CONFIG_CBFS_PREFIX "/payload"); 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 = entry; return BS_PAYLOAD_BOOT; }