1 /* Copyright (C) 2007-2008 The Android Open Source Project 2 ** 3 ** This software is licensed under the terms of the GNU General Public 4 ** License version 2, as published by the Free Software Foundation, and 5 ** may be copied, distributed, and modified under those terms. 6 ** 7 ** This program is distributed in the hope that it will be useful, 8 ** but WITHOUT ANY WARRANTY; without even the implied warranty of 9 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 10 ** GNU General Public License for more details. 11 */ 12 #ifndef NAND_DEVICE_REG_H 13 #define NAND_DEVICE_REG_H 14 15 enum nand_cmd { 16 NAND_CMD_GET_DEV_NAME, // Write device name for NAND_DEV to NAND_DATA (vaddr) 17 NAND_CMD_READ, 18 NAND_CMD_WRITE, 19 NAND_CMD_ERASE, 20 NAND_CMD_BLOCK_BAD_GET, // NAND_RESULT is 1 if block is bad, 0 if it is not 21 NAND_CMD_BLOCK_BAD_SET 22 }; 23 24 enum nand_dev_flags { 25 NAND_DEV_FLAG_READ_ONLY = 0x00000001 26 }; 27 28 #define NAND_VERSION_CURRENT (1) 29 30 enum nand_reg { 31 // Global 32 NAND_VERSION = 0x000, 33 NAND_NUM_DEV = 0x004, 34 NAND_DEV = 0x008, 35 36 // Dev info 37 NAND_DEV_FLAGS = 0x010, 38 NAND_DEV_NAME_LEN = 0x014, 39 NAND_DEV_PAGE_SIZE = 0x018, 40 NAND_DEV_EXTRA_SIZE = 0x01c, 41 NAND_DEV_ERASE_SIZE = 0x020, 42 NAND_DEV_SIZE_LOW = 0x028, 43 NAND_DEV_SIZE_HIGH = 0x02c, 44 45 // Command 46 NAND_RESULT = 0x040, 47 NAND_COMMAND = 0x044, 48 NAND_DATA = 0x048, 49 NAND_TRANSFER_SIZE = 0x04c, 50 NAND_ADDR_LOW = 0x050, 51 NAND_ADDR_HIGH = 0x054, 52 }; 53 54 #endif 55