165 lines
4.5 KiB
C
165 lines
4.5 KiB
C
/***************************************************************************
|
|
* Copyright (C) 2005 by Dominic Rath *
|
|
* Dominic.Rath@gmx.de *
|
|
* *
|
|
* 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; either version 2 of the License, or *
|
|
* (at your option) any later version. *
|
|
* *
|
|
* 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. *
|
|
***************************************************************************/
|
|
|
|
#ifndef CFI_H
|
|
#define CFI_H
|
|
|
|
#define CFI_STATUS_POLL_MASK_DQ5_DQ6_DQ7 0xE0 /* DQ5..DQ7 */
|
|
#define CFI_STATUS_POLL_MASK_DQ6_DQ7 0xC0 /* DQ6..DQ7 */
|
|
|
|
struct cfi_flash_bank {
|
|
struct working_area *write_algorithm;
|
|
|
|
int x16_as_x8;
|
|
int jedec_probe;
|
|
int not_cfi;
|
|
int probed;
|
|
|
|
uint16_t manufacturer;
|
|
uint16_t device_id;
|
|
|
|
uint8_t qry[3];
|
|
|
|
/* identification string */
|
|
uint16_t pri_id;
|
|
uint16_t pri_addr;
|
|
uint16_t alt_id;
|
|
uint16_t alt_addr;
|
|
|
|
/* device-system interface */
|
|
uint8_t vcc_min;
|
|
uint8_t vcc_max;
|
|
uint8_t vpp_min;
|
|
uint8_t vpp_max;
|
|
uint8_t word_write_timeout_typ;
|
|
uint8_t buf_write_timeout_typ;
|
|
uint8_t block_erase_timeout_typ;
|
|
uint8_t chip_erase_timeout_typ;
|
|
uint8_t word_write_timeout_max;
|
|
uint8_t buf_write_timeout_max;
|
|
uint8_t block_erase_timeout_max;
|
|
uint8_t chip_erase_timeout_max;
|
|
|
|
uint8_t status_poll_mask;
|
|
|
|
/* flash geometry */
|
|
uint32_t dev_size;
|
|
uint16_t interface_desc;
|
|
uint16_t max_buf_write_size;
|
|
uint8_t num_erase_regions;
|
|
uint32_t *erase_region_info;
|
|
|
|
void *pri_ext;
|
|
void *alt_ext;
|
|
|
|
/* calculated timeouts */
|
|
unsigned word_write_timeout;
|
|
unsigned buf_write_timeout;
|
|
unsigned block_erase_timeout;
|
|
unsigned chip_erase_timeout;
|
|
};
|
|
|
|
/* Intel primary extended query table
|
|
* as defined for the Advanced+ Boot Block Flash Memory (C3)
|
|
* and used by the linux kernel cfi driver (as of 2.6.14)
|
|
*/
|
|
struct cfi_intel_pri_ext {
|
|
uint8_t pri[3];
|
|
uint8_t major_version;
|
|
uint8_t minor_version;
|
|
uint32_t feature_support;
|
|
uint8_t suspend_cmd_support;
|
|
uint16_t blk_status_reg_mask;
|
|
uint8_t vcc_optimal;
|
|
uint8_t vpp_optimal;
|
|
uint8_t num_protection_fields;
|
|
uint16_t prot_reg_addr;
|
|
uint8_t fact_prot_reg_size;
|
|
uint8_t user_prot_reg_size;
|
|
uint8_t extra[0];
|
|
};
|
|
|
|
/* Spansion primary extended query table as defined for and used by
|
|
* the linux kernel cfi driver (as of 2.6.15)
|
|
*/
|
|
struct cfi_spansion_pri_ext {
|
|
uint8_t pri[3];
|
|
uint8_t major_version;
|
|
uint8_t minor_version;
|
|
uint8_t SiliconRevision; /* bits 1-0: Address Sensitive Unlock */
|
|
uint8_t EraseSuspend;
|
|
uint8_t BlkProt;
|
|
uint8_t TmpBlkUnprotect;
|
|
uint8_t BlkProtUnprot;
|
|
uint8_t SimultaneousOps;
|
|
uint8_t BurstMode;
|
|
uint8_t PageMode;
|
|
uint8_t VppMin;
|
|
uint8_t VppMax;
|
|
uint8_t TopBottom;
|
|
int _reversed_geometry;
|
|
uint32_t _unlock1;
|
|
uint32_t _unlock2;
|
|
};
|
|
|
|
/* Atmel primary extended query table as defined for and used by
|
|
* the linux kernel cfi driver (as of 2.6.20+)
|
|
*/
|
|
struct cfi_atmel_pri_ext {
|
|
uint8_t pri[3];
|
|
uint8_t major_version;
|
|
uint8_t minor_version;
|
|
uint8_t features;
|
|
uint8_t bottom_boot;
|
|
uint8_t burst_mode;
|
|
uint8_t page_mode;
|
|
};
|
|
|
|
enum {
|
|
CFI_UNLOCK_555_2AA,
|
|
CFI_UNLOCK_5555_2AAA,
|
|
};
|
|
|
|
struct cfi_unlock_addresses {
|
|
uint32_t unlock1;
|
|
uint32_t unlock2;
|
|
};
|
|
|
|
struct cfi_fixup {
|
|
uint16_t mfr;
|
|
uint16_t id;
|
|
void (*fixup)(struct flash_bank *bank, void *param);
|
|
void *param;
|
|
};
|
|
|
|
#define CFI_MFR_AMD 0x0001
|
|
#define CFI_MFR_FUJITSU 0x0004
|
|
#define CFI_MFR_ATMEL 0x001F
|
|
#define CFI_MFR_ST 0x0020 /* STMicroelectronics */
|
|
#define CFI_MFR_AMIC 0x0037
|
|
#define CFI_MFR_SST 0x00BF
|
|
#define CFI_MFR_MX 0x00C2
|
|
#define CFI_MFR_EON 0x007F
|
|
|
|
#define CFI_MFR_ANY 0xffff
|
|
#define CFI_ID_ANY 0xffff
|
|
|
|
#endif /* CFI_H */
|