From 22c793e6a26505fdf80cb5b099142dd6f8f0fff9 Mon Sep 17 00:00:00 2001 From: Heinrich Schuchardt Date: Sat, 3 Mar 2018 15:28:59 +0100 Subject: efi_loader: exit status for efi_reset_system_init efi_reset_system_init provides the architecture or board specific initialization of the EFI subsystem. Errors should be caught and signalled by a return code. Signed-off-by: Heinrich Schuchardt Signed-off-by: Alexander Graf --- lib/efi_loader/efi_runtime.c | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) (limited to 'lib/efi_loader') diff --git a/lib/efi_loader/efi_runtime.c b/lib/efi_loader/efi_runtime.c index ccb4fc6141..85f85711dd 100644 --- a/lib/efi_loader/efi_runtime.c +++ b/lib/efi_loader/efi_runtime.c @@ -134,8 +134,9 @@ void __weak __efi_runtime EFIAPI efi_reset_system( while (1) { } } -void __weak efi_reset_system_init(void) +efi_status_t __weak efi_reset_system_init(void) { + return EFI_SUCCESS; } efi_status_t __weak __efi_runtime EFIAPI efi_get_time( @@ -332,18 +333,26 @@ static efi_status_t EFIAPI efi_set_virtual_address_map( return EFI_EXIT(EFI_INVALID_PARAMETER); } -void efi_add_runtime_mmio(void *mmio_ptr, u64 len) +efi_status_t efi_add_runtime_mmio(void *mmio_ptr, u64 len) { struct efi_runtime_mmio_list *newmmio; + efi_status_t ret; u64 pages = (len + EFI_PAGE_MASK) >> EFI_PAGE_SHIFT; - efi_add_memory_map(*(uintptr_t *)mmio_ptr, pages, EFI_MMAP_IO, false); + ret = efi_add_memory_map(*(uintptr_t *)mmio_ptr, pages, EFI_MMAP_IO, + false); + if (ret != EFI_SUCCESS) + return ret; newmmio = calloc(1, sizeof(*newmmio)); + if (!newmmio) + return EFI_OUT_OF_RESOURCES; newmmio->ptr = mmio_ptr; newmmio->paddr = *(uintptr_t *)mmio_ptr; newmmio->len = len; list_add_tail(&newmmio->link, &efi_runtime_mmio); + + return ret; } /* -- cgit v1.2.3