summaryrefslogtreecommitdiffstats
path: root/arch/riscv/include/asm/efi.h
blob: bf6a40e20a8e0a5761ef2eb5c6c1002798227022 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (C) 2020 Western Digital Corporation or its affiliates.
 */
#ifndef _ASM_EFI_H
#define _ASM_EFI_H

#include <asm/io.h>
#include <asm/mmu_context.h>
#include <asm/ptrace.h>
#include <asm/tlbflush.h>

/* on RISC-V, the FDT may be located anywhere in system RAM */
static inline unsigned long efi_get_max_fdt_addr(unsigned long image_addr)
{
	return ULONG_MAX;
}

/* Load initrd at enough distance from DRAM start */
static inline unsigned long efi_get_max_initrd_addr(unsigned long image_addr)
{
	return image_addr + SZ_256M;
}

#define alloc_screen_info(x...)		(&screen_info)

static inline void free_screen_info(struct screen_info *si)
{
}

static inline void efifb_setup_from_dmi(struct screen_info *si, const char *opt)
{
}

#endif /* _ASM_EFI_H */