d4aa4b64d4
Add simple support for accessing EFI variables when in EFI app mode Signed-off-by: Matthew Garrett <mgarrett@aurora.tech> Reviewed-by: Simon Glass <sjg@chromium.org>
45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Aurora Innovation, Inc. Copyright 2022.
|
|
*
|
|
*/
|
|
|
|
#define __efi_runtime
|
|
|
|
#include <errno.h>
|
|
#include <asm/global_data.h>
|
|
#include <efi.h>
|
|
#include <efi_api.h>
|
|
#include <efi_variable.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
efi_status_t efi_get_variable_int(const u16 *variable_name, const efi_guid_t *vendor,
|
|
u32 *attributes, efi_uintn_t *data_size,
|
|
void *data, u64 *timep)
|
|
{
|
|
struct efi_priv *priv = efi_get_priv();
|
|
struct efi_runtime_services *run = priv->run;
|
|
|
|
return run->get_variable((u16 *)variable_name, vendor, attributes, data_size, data);
|
|
}
|
|
|
|
efi_status_t efi_set_variable_int(const u16 *variable_name, const efi_guid_t *vendor,
|
|
u32 attributes, efi_uintn_t data_size, const void *data,
|
|
bool ro_check)
|
|
{
|
|
struct efi_priv *priv = efi_get_priv();
|
|
struct efi_runtime_services *run = priv->run;
|
|
|
|
return run->set_variable((u16 *)variable_name, vendor, attributes, data_size, data);
|
|
}
|
|
|
|
efi_status_t efi_get_next_variable_name_int(efi_uintn_t *variable_name_size,
|
|
u16 *variable_name, efi_guid_t *vendor)
|
|
{
|
|
struct efi_priv *priv = efi_get_priv();
|
|
struct efi_runtime_services *run = priv->run;
|
|
|
|
return run->get_next_variable_name(variable_name_size, variable_name, vendor);
|
|
}
|