1 /* drivers/mtd/devices/goldfish_nand_reg.h 2 ** 3 ** Copyright (C) 2007 Google, Inc. 4 ** 5 ** This software is licensed under the terms of the GNU General Public 6 ** License version 2, as published by the Free Software Foundation, and 7 ** may be copied, distributed, and modified under those terms. 8 ** 9 ** This program is distributed in the hope that it will be useful, 10 ** but WITHOUT ANY WARRANTY; without even the implied warranty of 11 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 ** GNU General Public License for more details. 13 ** 14 */ 15 16 #ifndef GOLDFISH_NAND_REG_H 17 #define GOLDFISH_NAND_REG_H 18 19 enum nand_cmd { 20 NAND_CMD_INVALID = -1, 21 NAND_CMD_GET_DEV_NAME, // Write device name for NAND_DEV to NAND_DATA (vaddr) 22 NAND_CMD_READ, 23 NAND_CMD_WRITE, 24 NAND_CMD_ERASE, 25 NAND_CMD_BLOCK_BAD_GET, // NAND_RESULT is 1 if block is bad, 0 if it is not 26 NAND_CMD_BLOCK_BAD_SET, 27 NAND_CMD_READ_WITH_PARAMS, 28 NAND_CMD_WRITE_WITH_PARAMS, 29 NAND_CMD_ERASE_WITH_PARAMS 30 }; 31 32 enum nand_dev_flags { 33 NAND_DEV_FLAG_READ_ONLY = 0x00000001, 34 NAND_DEV_FLAG_CMD_PARAMS_CAP = 0x00000002, 35 }; 36 37 #define NAND_VERSION_CURRENT (1) 38 39 enum nand_reg { 40 // Global 41 NAND_VERSION = 0x000, 42 NAND_NUM_DEV = 0x004, 43 NAND_DEV = 0x008, 44 45 // Dev info 46 NAND_DEV_FLAGS = 0x010, 47 NAND_DEV_NAME_LEN = 0x014, 48 NAND_DEV_PAGE_SIZE = 0x018, 49 NAND_DEV_EXTRA_SIZE = 0x01c, 50 NAND_DEV_ERASE_SIZE = 0x020, 51 NAND_DEV_SIZE_LOW = 0x028, 52 NAND_DEV_SIZE_HIGH = 0x02c, 53 54 // Command 55 NAND_RESULT = 0x040, 56 NAND_COMMAND = 0x044, 57 NAND_DATA = 0x048, 58 NAND_TRANSFER_SIZE = 0x04c, 59 NAND_ADDR_LOW = 0x050, 60 NAND_ADDR_HIGH = 0x054, 61 NAND_CMD_PARAMS_ADDR_LOW = 0x058, 62 NAND_CMD_PARAMS_ADDR_HIGH = 0x05c, 63 }; 64 65 struct cmd_params{ 66 uint32_t dev; 67 uint32_t addr_low; 68 uint32_t addr_high; 69 uint32_t transfer_size; 70 uint32_t data; 71 uint32_t result; 72 }; 73 #endif 74