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efi/libstub: Unify initrd loading across architectures

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Factor out the initrd loading into a common function that can be called
both from the generic efi-stub.c and the x86-specific x86-stub.c.

Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Link: https://lore.kernel.org/r/20200430182843.2510180-10-nivedita@alum.mit.edu
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
This commit is contained in:
Arvind Sankar
2020-04-30 14:28:41 -04:00
committed by Ard Biesheuvel
parent 987053a300
commit f61900fd0e
4 changed files with 52 additions and 40 deletions
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21
drivers/firmware/efi/libstub/efistub.h
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@@ -677,21 +677,10 @@ static inline efi_status_t efi_load_dtb(efi_loaded_image_t *image,
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,
unsigned long max);
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);
#endif