diff options
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/Kconfig | 9 | ||||
| -rw-r--r-- | cmd/bootefi.c | 27 |
2 files changed, 30 insertions, 6 deletions
diff --git a/cmd/Kconfig b/cmd/Kconfig index e339d8638a..ebcfd6ddaf 100644 --- a/cmd/Kconfig +++ b/cmd/Kconfig @@ -181,6 +181,15 @@ config CMD_BOOTEFI help Boot an EFI image from memory. +config CMD_BOOTEFI_HELLO + bool "Allow booting a standard EFI hello world for testing" + depends on CMD_BOOTEFI && NEED_CRT0_ENABLEMENT + help + This adds a standard EFI hello world application to U-Boot so that + it can be used with the 'bootefi hello' command. This is useful + for testing that EFI is working at a basic level, and for bringing + up EFI support on a new architecture. + config CMD_ELF bool "bootelf, bootvx" default y diff --git a/cmd/bootefi.c b/cmd/bootefi.c index 3ab256ec51..ae1b713197 100644 --- a/cmd/bootefi.c +++ b/cmd/bootefi.c @@ -239,13 +239,23 @@ static int do_bootefi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) if (argc < 2) return CMD_RET_USAGE; - saddr = argv[1]; +#ifdef CONFIG_CMD_BOOTEFI_HELLO + if (!strcmp(argv[1], "hello")) { + ulong size = __efi_hello_world_end - __efi_hello_world_begin; - addr = simple_strtoul(saddr, NULL, 16); + addr = CONFIG_SYS_LOAD_ADDR; + memcpy((char *)addr, __efi_hello_world_begin, size); + } else +#endif + { + saddr = argv[1]; - if (argc > 2) { - sfdt = argv[2]; - fdt_addr = simple_strtoul(sfdt, NULL, 16); + addr = simple_strtoul(saddr, NULL, 16); + + if (argc > 2) { + sfdt = argv[2]; + fdt_addr = simple_strtoul(sfdt, NULL, 16); + } } printf("## Starting EFI application at %08lx ...\n", addr); @@ -263,7 +273,12 @@ static char bootefi_help_text[] = "<image address> [fdt address]\n" " - boot EFI payload stored at address <image address>.\n" " If specified, the device tree located at <fdt address> gets\n" - " exposed as EFI configuration table.\n"; + " exposed as EFI configuration table.\n" +#ifdef CONFIG_CMD_BOOTEFI_HELLO + "hello\n" + " - boot a sample Hello World application stored within U-Boot" +#endif + ; #endif U_BOOT_CMD( |