diff options
Diffstat (limited to 'board/MAI/AmigaOneG3SE/memio.h')
-rw-r--r-- | board/MAI/AmigaOneG3SE/memio.h | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/board/MAI/AmigaOneG3SE/memio.h b/board/MAI/AmigaOneG3SE/memio.h deleted file mode 100644 index f5ce303070b..00000000000 --- a/board/MAI/AmigaOneG3SE/memio.h +++ /dev/null @@ -1,113 +0,0 @@ -/* - * Memory mapped IO - * - * (C) Copyright 2002 - * Hyperion Entertainment, ThomasF@hyperion-entertainment.com - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * You may also use this under a BSD license. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - * - */ - -#ifndef _MEMIO_H -#define _MEMIO_H - -#include "short_types.h" - -#define IOBASE 0xFE000000 - -#define in_byte(from) read_byte( (uint8 *)(IOBASE | (from))) -#define in_word(from) read_word_little((uint16 *)(IOBASE | (from))) -#define in_long(from) read_long_little((uint32 *)(IOBASE | (from))) -#define out_byte(to, val) write_byte((uint8 *)(IOBASE | (to)), val) -#define out_word(to, val) write_word_little((uint16 *)(IOBASE | (to)), val) -#define out_long(to, val) write_long_little((uint32 *)(IOBASE | (to)), val) - - -static inline uint8 read_byte(volatile uint8 *from) -{ - int x; - asm volatile ("lbz %0,%1\n eieio\n sync" : "=r" (x) : "m" (*from)); - return (uint8)x; -} - - -static inline void write_byte(volatile uint8 *to, uint8 x) -{ - asm volatile ("stb %1,%0\n eieio\n sync" : "=m" (*to) : "r" (x)); -} - -static inline uint16 read_word_little(volatile uint16 *from) -{ - int x; - asm volatile ("lhbrx %0,0,%1\n eieio\n sync" : "=r" (x) : "r" (from), "m" (*from)); - return (uint16)x; -} - -static inline uint16 read_word_big(volatile uint16 *from) -{ - int x; - asm volatile ("lhz %0,%1\n eieio\n sync" : "=r" (x) : "m" (*from)); - return (uint16)x; -} - -static inline void write_word_little(volatile uint16 *to, int x) -{ - asm volatile ("sthbrx %1,0,%2\n eieio\n sync" : "=m" (*to) : "r" (x), "r" (to)); -} - -static inline void write_word_big(volatile uint16 *to, int x) -{ - asm volatile ("sth %1,%0\n eieio\n sync" : "=m" (*to) : "r" (x)); -} - -static inline uint32 read_long_little(volatile uint32 *from) -{ - unsigned long x; - asm volatile ("lwbrx %0,0,%1\n eieio\n sync" : "=r" (x) : "r" (from), "m"(*from)); - return (uint32)x; -} - -static inline uint32 read_long_big(volatile uint32 *from) -{ - unsigned long x; - asm volatile ("lwz %0,%1\n eieio\n sync" : "=r" (x) : "m" (*from)); - return (uint32)x; -} - -static inline void write_long_little(volatile uint32 *to, uint32 x) -{ - asm volatile ("stwbrx %1,0,%2\n eieio\n sync" : "=m" (*to) : "r" (x), "r" (to)); -} - -static inline void write_long_big(volatile uint32 *to, uint32 x) -{ - asm volatile ("stw %1,%0\n eieio\n sync" : "=m" (*to) : "r" (x)); -} - -#define CONFIG_ADDR(bus, devfn, offset) \ - write_long_big((uint32 *)0xFEC00CF8, \ - ((offset & 0xFC)<<24) | (devfn << 16) \ - | (bus<<8) | 0x80); -#define CONFIG_DATA(offset,mask) ((void *)(0xFEE00CFC+(offset & mask))) - - -uint8 pci_read_cfg_byte(int32 bus, int32 devfn, int32 offset); -void pci_write_cfg_byte(int32 bus, int32 devfn, int32 offset, uint8 x); -uint16 pci_read_cfg_word(int32 bus, int32 devfn, int32 offset); -void pci_write_cfg_word(int32 bus, int32 devfn, int32 offset, uint16 x); -uint32 pci_read_cfg_long(int32 bus, int32 devfn, int32 offset); -void pci_write_cfg_long(int32 bus, int32 devfn, int32 offset, uint32 x); - - -#endif |