diff options
Diffstat (limited to 'lib/efi_loader/efi_boottime.c')
| -rw-r--r-- | lib/efi_loader/efi_boottime.c | 57 |
1 files changed, 36 insertions, 21 deletions
diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c index 792db39..1fdddf4 100644 --- a/lib/efi_loader/efi_boottime.c +++ b/lib/efi_loader/efi_boottime.c @@ -37,8 +37,9 @@ static bool efi_is_direct_boot = true; * In most cases we want to pass an FDT to the payload, so reserve one slot of * config table space for it. The pointer gets populated by do_bootefi_exec(). */ -static struct efi_configuration_table EFI_RUNTIME_DATA efi_conf_table[1]; +static struct efi_configuration_table __efi_runtime_data efi_conf_table[2]; +#ifdef CONFIG_ARM /* * The "gd" pointer lives in a register on ARM and AArch64 that we declare * fixed when compiling U-Boot. However, the payload does not know about that @@ -46,16 +47,20 @@ static struct efi_configuration_table EFI_RUNTIME_DATA efi_conf_table[1]; * EFI callback entry/exit. */ static volatile void *efi_gd, *app_gd; +#endif /* Called from do_bootefi_exec() */ void efi_save_gd(void) { +#ifdef CONFIG_ARM efi_gd = gd; +#endif } /* Called on every callback entry */ void efi_restore_gd(void) { +#ifdef CONFIG_ARM /* Only restore if we're already in EFI context */ if (!efi_gd) return; @@ -63,12 +68,16 @@ void efi_restore_gd(void) if (gd != efi_gd) app_gd = gd; gd = efi_gd; +#endif } /* Called on every callback exit */ efi_status_t efi_exit_func(efi_status_t ret) { +#ifdef CONFIG_ARM gd = app_gd; +#endif + return ret; } @@ -130,22 +139,23 @@ efi_status_t EFIAPI efi_get_memory_map_ext(unsigned long *memory_map_size, return EFI_EXIT(r); } -static efi_status_t EFIAPI efi_allocate_pool(int pool_type, unsigned long size, - void **buffer) +static efi_status_t EFIAPI efi_allocate_pool_ext(int pool_type, + unsigned long size, + void **buffer) { efi_status_t r; EFI_ENTRY("%d, %ld, %p", pool_type, size, buffer); - r = efi_allocate_pages(0, pool_type, (size + 0xfff) >> 12, (void*)buffer); + r = efi_allocate_pool(pool_type, size, buffer); return EFI_EXIT(r); } -static efi_status_t EFIAPI efi_free_pool(void *buffer) +static efi_status_t EFIAPI efi_free_pool_ext(void *buffer) { efi_status_t r; EFI_ENTRY("%p", buffer); - r = efi_free_pages((ulong)buffer, 0); + r = efi_free_pool(buffer); return EFI_EXIT(r); } @@ -159,7 +169,7 @@ static struct { u32 trigger_time; u64 trigger_next; unsigned long notify_tpl; - void (*notify_function) (void *event, void *context); + void (EFIAPI *notify_function) (void *event, void *context); void *notify_context; } efi_event = { /* Disable timers on bootup */ @@ -168,7 +178,8 @@ static struct { static efi_status_t EFIAPI efi_create_event( enum efi_event_type type, ulong notify_tpl, - void (*notify_function) (void *event, void *context), + void (EFIAPI *notify_function) (void *event, + void *context), void *notify_context, void **event) { EFI_ENTRY("%d, 0x%lx, %p, %p", type, notify_tpl, notify_function, @@ -375,31 +386,35 @@ static efi_status_t EFIAPI efi_locate_device_path(efi_guid_t *protocol, return EFI_EXIT(EFI_NOT_FOUND); } -static efi_status_t EFIAPI efi_install_configuration_table(efi_guid_t *guid, - void *table) +efi_status_t efi_install_configuration_table(const efi_guid_t *guid, void *table) { int i; - EFI_ENTRY("%p, %p", guid, table); - /* Check for guid override */ for (i = 0; i < systab.nr_tables; i++) { if (!guidcmp(guid, &efi_conf_table[i].guid)) { efi_conf_table[i].table = table; - return EFI_EXIT(EFI_SUCCESS); + return EFI_SUCCESS; } } /* No override, check for overflow */ if (i >= ARRAY_SIZE(efi_conf_table)) - return EFI_EXIT(EFI_OUT_OF_RESOURCES); + return EFI_OUT_OF_RESOURCES; /* Add a new entry */ memcpy(&efi_conf_table[i].guid, guid, sizeof(*guid)); efi_conf_table[i].table = table; - systab.nr_tables = i; + systab.nr_tables = i + 1; - return EFI_EXIT(EFI_SUCCESS); + return EFI_SUCCESS; +} + +static efi_status_t EFIAPI efi_install_configuration_table_ext(efi_guid_t *guid, + void *table) +{ + EFI_ENTRY("%p, %p", guid, table); + return EFI_EXIT(efi_install_configuration_table(guid, table)); } static efi_status_t EFIAPI efi_load_image(bool boot_policy, @@ -734,8 +749,8 @@ static const struct efi_boot_services efi_boot_services = { .allocate_pages = efi_allocate_pages_ext, .free_pages = efi_free_pages_ext, .get_memory_map = efi_get_memory_map_ext, - .allocate_pool = efi_allocate_pool, - .free_pool = efi_free_pool, + .allocate_pool = efi_allocate_pool_ext, + .free_pool = efi_free_pool_ext, .create_event = efi_create_event, .set_timer = efi_set_timer, .wait_for_event = efi_wait_for_event, @@ -750,7 +765,7 @@ static const struct efi_boot_services efi_boot_services = { .register_protocol_notify = efi_register_protocol_notify, .locate_handle = efi_locate_handle, .locate_device_path = efi_locate_device_path, - .install_configuration_table = efi_install_configuration_table, + .install_configuration_table = efi_install_configuration_table_ext, .load_image = efi_load_image, .start_image = efi_start_image, .exit = efi_exit, @@ -775,10 +790,10 @@ static const struct efi_boot_services efi_boot_services = { }; -static uint16_t EFI_RUNTIME_DATA firmware_vendor[] = +static uint16_t __efi_runtime_data firmware_vendor[] = { 'D','a','s',' ','U','-','b','o','o','t',0 }; -struct efi_system_table EFI_RUNTIME_DATA systab = { +struct efi_system_table __efi_runtime_data systab = { .hdr = { .signature = EFI_SYSTEM_TABLE_SIGNATURE, .revision = 0x20005, /* 2.5 */ |