1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
26 #define CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7 0xE0 /* DQ5..DQ7 */
27 #define CFI_STATUS_POLL_MASK_DQ6_DQ7 0xC0 /* DQ6..DQ7 */
29 typedef struct cfi_flash_bank_s
31 working_area_t *write_algorithm;
43 /* identification string */
49 /* device-system interface */
54 u8 word_write_timeout_typ;
55 u8 buf_write_timeout_typ;
56 u8 block_erase_timeout_typ;
57 u8 chip_erase_timeout_typ;
58 u8 word_write_timeout_max;
59 u8 buf_write_timeout_max;
60 u8 block_erase_timeout_max;
61 u8 chip_erase_timeout_max;
68 u16 max_buf_write_size;
70 u32 *erase_region_info;
76 /* Intel primary extended query table
77 * as defined for the Advanced+ Boot Block Flash Memory (C3)
78 * and used by the linux kernel cfi driver (as of 2.6.14)
80 typedef struct cfi_intel_pri_ext_s
86 u8 suspend_cmd_support;
87 u16 blk_status_reg_mask;
90 u8 num_protection_fields;
92 u8 fact_prot_reg_size;
93 u8 user_prot_reg_size;
95 } cfi_intel_pri_ext_t;
97 /* Spansion primary extended query table as defined for and used by
98 * the linux kernel cfi driver (as of 2.6.15)
100 typedef struct cfi_spansion_pri_ext_s
105 u8 SiliconRevision; /* bits 1-0: Address Sensitive Unlock */
116 int _reversed_geometry;
119 } cfi_spansion_pri_ext_t;
121 /* Atmel primary extended query table as defined for and used by
122 * the linux kernel cfi driver (as of 2.6.20+)
124 typedef struct cfi_atmel_pri_ext_s
133 } cfi_atmel_pri_ext_t;
137 CFI_UNLOCK_5555_2AAA,
140 typedef struct cfi_unlock_addresses_s
144 } cfi_unlock_addresses_t;
146 typedef struct cfi_fixup_s
150 void (*fixup)(flash_bank_t *flash, void *param);
154 #define CFI_MFR_AMD 0x0001
155 #define CFI_MFR_FUJITSU 0x0004
156 #define CFI_MFR_ATMEL 0x001F
157 #define CFI_MFR_ST 0x0020 /* STMicroelectronics */
158 #define CFI_MFR_AMIC 0x0037
159 #define CFI_MFR_SST 0x00BF
160 #define CFI_MFR_MX 0x00C2
162 #define CFI_MFR_ANY 0xffff
163 #define CFI_ID_ANY 0xffff