godzil/sd2snes
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

mk2 fw wip

Browse Source
This commit is contained in:
ikari
2010-09-23 00:18:44 +02:00
parent 64453e2fdf
commit fa28f6035e
28 changed files with 1760 additions and 153 deletions
Download Patch File Download Diff File Expand all files Collapse all files

63
src/memory.h Normal file
View File

@@ -0,0 +1,63 @@
/* sd2snes - SD card based universal cartridge for the SNES
Copyright (C) 2009-2010 Maximilian Rehkopf <otakon@gmx.net>
AVR firmware portion
Inspired by and based on code from sd2iec, written by Ingo Korb et al.
See sdcard.c|h, config.h.
FAT file system access based on code by ChaN, Jim Brain, Ingo Korb,
see ff.c|h.
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; version 2 of the License only.
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. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
memory.h: RAM operations
*/
#ifndef MEMORY_H
#define MEMORY_H
#include <arm/NXP/LPC17xx/LPC17xx.h>
#define SRAM_ROM_ADDR (0x000000L)
#define SRAM_SAVE_ADDR (0xE00000L)
#define SRAM_MENU_ADDR (0xE00000L)
#define SRAM_DB_ADDR (0xE20000L)
#define SRAM_DIR_ADDR (0xE10000L)
#define SRAM_CMD_ADDR (0xFF1004L)
#define SRAM_PARAM_ADDR (0xFF1000L)
#define SRAM_MENU_SAVE_ADDR (0xFF0000L)
#define SRAM_SCRATCHPAD (0xFFFF00L)
#define SRAM_DIRID (0xFFFFF0L)
#define SRAM_RELIABILITY_SCORE (0x100)
uint32_t load_rom(uint8_t* filename, uint32_t base_addr);
uint32_t load_sram(uint8_t* filename, uint32_t base_addr);
void sram_hexdump(uint32_t addr, uint32_t len);
uint8_t sram_readbyte(uint32_t addr);
uint16_t sram_readshort(uint32_t addr);
uint32_t sram_readlong(uint32_t addr);
void sram_writebyte(uint8_t val, uint32_t addr);
void sram_writeshort(uint16_t val, uint32_t addr);
void sram_writelong(uint32_t val, uint32_t addr);
void sram_readblock(void* buf, uint32_t addr, uint16_t size);
void sram_readlongblock(uint32_t* buf, uint32_t addr, uint16_t count);
void sram_writeblock(void* buf, uint32_t addr, uint16_t size);
void save_sram(uint8_t* filename, uint32_t sram_size, uint32_t base_addr);
uint32_t calc_sram_crc(uint32_t base_addr, uint32_t size);
uint8_t sram_reliable(void);
#include "smc.h"
snes_romprops_t romprops;
#endif