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- /* 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>
- #include "smc.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 (0xFF1000L)
- #define SRAM_PARAM_ADDR (0xFF1004L)
- #define SRAM_STATUS_ADDR (0xFF1100L)
- #define SRAM_MENU_SAVE_ADDR (0xFF0000L)
- #define SRAM_SCRATCHPAD (0xFFFF00L)
- #define SRAM_DIRID (0xFFFFF0L)
- #define SRAM_RELIABILITY_SCORE (0x100)
- #define LOADROM_WITH_SRAM (1)
- #define LOADROM_WITH_RESET (2)
- uint32_t load_rom(uint8_t* filename, uint32_t base_addr, uint8_t flags);
- uint32_t load_sram(uint8_t* filename, uint32_t base_addr);
- uint32_t load_sram_offload(uint8_t* filename, uint32_t base_addr);
- uint32_t load_sram_rle(uint8_t* filename, uint32_t base_addr);
- uint32_t load_bootrle(uint32_t base_addr);
- void load_dspx(const uint8_t* filename, uint8_t st0010);
- 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);
- void sram_memset(uint32_t base_addr, uint32_t len, uint8_t val);
- uint64_t sram_gettime(uint32_t base_addr);
- #endif
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