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, see <http://www.gnu.org/licenses/>. *
17 ***************************************************************************/
19 #ifndef OPENOCD_FLASH_NOR_CFI_H
20 #define OPENOCD_FLASH_NOR_CFI_H
22 #define CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7 0xE0 /* DQ5..DQ7 */
23 #define CFI_STATUS_POLL_MASK_DQ6_DQ7 0xC0 /* DQ6..DQ7 */
25 struct cfi_flash_bank
{
31 enum target_endianness endianness
;
34 uint16_t manufacturer
;
39 /* identification string */
45 /* device-system interface */
50 uint8_t word_write_timeout_typ
;
51 uint8_t buf_write_timeout_typ
;
52 uint8_t block_erase_timeout_typ
;
53 uint8_t chip_erase_timeout_typ
;
54 uint8_t word_write_timeout_max
;
55 uint8_t buf_write_timeout_max
;
56 uint8_t block_erase_timeout_max
;
57 uint8_t chip_erase_timeout_max
;
59 uint8_t status_poll_mask
;
63 uint16_t interface_desc
;
64 uint16_t max_buf_write_size
;
65 uint8_t num_erase_regions
;
66 uint32_t *erase_region_info
;
71 /* calculated timeouts */
72 unsigned word_write_timeout
;
73 unsigned buf_write_timeout
;
74 unsigned block_erase_timeout
;
75 unsigned chip_erase_timeout
;
78 /* Intel primary extended query table
79 * as defined for the Advanced+ Boot Block Flash Memory (C3)
80 * and used by the linux kernel cfi driver (as of 2.6.14)
82 struct cfi_intel_pri_ext
{
84 uint8_t major_version
;
85 uint8_t minor_version
;
86 uint32_t feature_support
;
87 uint8_t suspend_cmd_support
;
88 uint16_t blk_status_reg_mask
;
91 uint8_t num_protection_fields
;
92 uint16_t prot_reg_addr
;
93 uint8_t fact_prot_reg_size
;
94 uint8_t user_prot_reg_size
;
98 /* Spansion primary extended query table as defined for and used by
99 * the linux kernel cfi driver (as of 2.6.15)
101 struct cfi_spansion_pri_ext
{
103 uint8_t major_version
;
104 uint8_t minor_version
;
105 uint8_t SiliconRevision
; /* bits 1-0: Address Sensitive Unlock */
106 uint8_t EraseSuspend
;
108 uint8_t TmpBlkUnprotect
;
109 uint8_t BlkProtUnprot
;
110 uint8_t SimultaneousOps
;
116 int _reversed_geometry
;
121 /* Atmel primary extended query table as defined for and used by
122 * the linux kernel cfi driver (as of 2.6.20+)
124 struct cfi_atmel_pri_ext
{
126 uint8_t major_version
;
127 uint8_t minor_version
;
136 CFI_UNLOCK_5555_2AAA
,
139 struct cfi_unlock_addresses
{
147 void (*fixup
)(struct flash_bank
*bank
, const void *param
);
151 #define CFI_MFR_AMD 0x0001
152 #define CFI_MFR_FUJITSU 0x0004
153 #define CFI_MFR_ATMEL 0x001F
154 #define CFI_MFR_ST 0x0020 /* STMicroelectronics */
155 #define CFI_MFR_AMIC 0x0037
156 #define CFI_MFR_SST 0x00BF
157 #define CFI_MFR_MX 0x00C2
158 #define CFI_MFR_EON 0x007F
160 #define CFI_MFR_ANY 0xffff
161 #define CFI_ID_ANY 0xffff
163 #endif /* OPENOCD_FLASH_NOR_CFI_H */
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