summaryrefslogtreecommitdiffstats
path: root/qemu/roms/seabios/src/memmap.h
blob: 22bd4bcb855cd787917bc7679af97842f731df95 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
#ifndef __MEMMAP_H
#define __MEMMAP_H

#include "types.h" // u32

// A typical OS page size
#define PAGE_SIZE 4096
#define PAGE_SHIFT 12

static inline u32 virt_to_phys(void *v) {
    return (u32)v;
}
static inline void *memremap(u32 addr, u32 len) {
    return (void*)addr;
}

// Return the value of a linker script symbol (see scripts/layoutrom.py)
#define SYMBOL(SYM) ({ extern char SYM; (u32)&SYM; })
#define VSYMBOL(SYM) ((void*)SYMBOL(SYM))

#endif // memmap.h