functionality for bootloaders that do not have such support
this option is necessary.
+config EFI_GENERIC_STUB_INITRD_CMDLINE_LOADER
+ bool "Enable the command line initrd loader"
+ depends on EFI_GENERIC_STUB
+ default y
+ help
+ Select this config option to add support for the initrd= command
+ line parameter, allowing an initrd that resides on the same volume
+ as the kernel image to be loaded into memory.
+
+ This method is deprecated.
+
config EFI_BOOTLOADER_CONTROL
tristate "EFI Bootloader Control"
depends on EFI_VARS
efi_status_t efi_setup_gop(struct screen_info *si, efi_guid_t *proto,
unsigned long size);
-efi_status_t efi_load_dtb(efi_loaded_image_t *image,
- unsigned long *load_addr,
- unsigned long *load_size);
-
-efi_status_t efi_load_initrd(efi_loaded_image_t *image,
- unsigned long *load_addr,
- unsigned long *load_size,
- unsigned long soft_limit,
- unsigned long hard_limit);
+efi_status_t handle_cmdline_files(efi_loaded_image_t *image,
+ const efi_char16_t *optstr,
+ int optstr_size,
+ unsigned long soft_limit,
+ unsigned long hard_limit,
+ unsigned long *load_addr,
+ unsigned long *load_size);
+
+
+static inline efi_status_t efi_load_dtb(efi_loaded_image_t *image,
+ unsigned long *load_addr,
+ unsigned long *load_size)
+{
+ return handle_cmdline_files(image, L"dtb=", sizeof(L"dtb=") - 2,
+ ULONG_MAX, ULONG_MAX, load_addr, load_size);
+}
+
+static inline efi_status_t efi_load_initrd(efi_loaded_image_t *image,
+ unsigned long *load_addr,
+ unsigned long *load_size,
+ unsigned long soft_limit,
+ unsigned long hard_limit)
+{
+ if (!IS_ENABLED(CONFIG_EFI_GENERIC_STUB_INITRD_CMDLINE_LOADER))
+ return EFI_SUCCESS;
+
+ return handle_cmdline_files(image, L"initrd=", sizeof(L"initrd=") - 2,
+ soft_limit, hard_limit, load_addr, load_size);
+}
efi_status_t efi_load_initrd_dev_path(unsigned long *load_addr,
unsigned long *load_size,
* We only support loading a file from the same filesystem as
* the kernel image.
*/
-static efi_status_t handle_cmdline_files(efi_loaded_image_t *image,
- const efi_char16_t *optstr,
- int optstr_size,
- unsigned long soft_limit,
- unsigned long hard_limit,
- unsigned long *load_addr,
- unsigned long *load_size)
+efi_status_t handle_cmdline_files(efi_loaded_image_t *image,
+ const efi_char16_t *optstr,
+ int optstr_size,
+ unsigned long soft_limit,
+ unsigned long hard_limit,
+ unsigned long *load_addr,
+ unsigned long *load_size)
{
const efi_char16_t *cmdline = image->load_options;
int cmdline_len = image->load_options_size / 2;
efi_free(alloc_size, alloc_addr);
return status;
}
-
-efi_status_t efi_load_dtb(efi_loaded_image_t *image,
- unsigned long *load_addr,
- unsigned long *load_size)
-{
- return handle_cmdline_files(image, L"dtb=", sizeof(L"dtb=") - 2,
- ULONG_MAX, ULONG_MAX, load_addr, load_size);
-}
-
-efi_status_t efi_load_initrd(efi_loaded_image_t *image,
- unsigned long *load_addr,
- unsigned long *load_size,
- unsigned long soft_limit,
- unsigned long hard_limit)
-{
- return handle_cmdline_files(image, L"initrd=", sizeof(L"initrd=") - 2,
- soft_limit, hard_limit, load_addr, load_size);
-}