mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-11 13:56:30 +00:00
e303be2d28
This reverts commit 239cb9d904
.
Signed-off-by: Stefan Roese <sr@denx.de>
184 lines
5.4 KiB
C
184 lines
5.4 KiB
C
/*
|
|
* (C) Copyright 2009
|
|
* Stefan Roese, DENX Software Engineering, sr@denx.de.
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* project.
|
|
*
|
|
* 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_FLASH_H__
|
|
#define __CFI_FLASH_H__
|
|
|
|
#define FLASH_CMD_CFI 0x98
|
|
#define FLASH_CMD_READ_ID 0x90
|
|
#define FLASH_CMD_RESET 0xff
|
|
#define FLASH_CMD_BLOCK_ERASE 0x20
|
|
#define FLASH_CMD_ERASE_CONFIRM 0xD0
|
|
#define FLASH_CMD_WRITE 0x40
|
|
#define FLASH_CMD_PROTECT 0x60
|
|
#define FLASH_CMD_SETUP 0x60
|
|
#define FLASH_CMD_SET_CR_CONFIRM 0x03
|
|
#define FLASH_CMD_PROTECT_SET 0x01
|
|
#define FLASH_CMD_PROTECT_CLEAR 0xD0
|
|
#define FLASH_CMD_CLEAR_STATUS 0x50
|
|
#define FLASH_CMD_READ_STATUS 0x70
|
|
#define FLASH_CMD_WRITE_TO_BUFFER 0xE8
|
|
#define FLASH_CMD_WRITE_BUFFER_PROG 0xE9
|
|
#define FLASH_CMD_WRITE_BUFFER_CONFIRM 0xD0
|
|
|
|
#define FLASH_STATUS_DONE 0x80
|
|
#define FLASH_STATUS_ESS 0x40
|
|
#define FLASH_STATUS_ECLBS 0x20
|
|
#define FLASH_STATUS_PSLBS 0x10
|
|
#define FLASH_STATUS_VPENS 0x08
|
|
#define FLASH_STATUS_PSS 0x04
|
|
#define FLASH_STATUS_DPS 0x02
|
|
#define FLASH_STATUS_R 0x01
|
|
#define FLASH_STATUS_PROTECT 0x01
|
|
|
|
#define AMD_CMD_RESET 0xF0
|
|
#define AMD_CMD_WRITE 0xA0
|
|
#define AMD_CMD_ERASE_START 0x80
|
|
#define AMD_CMD_ERASE_SECTOR 0x30
|
|
#define AMD_CMD_UNLOCK_START 0xAA
|
|
#define AMD_CMD_UNLOCK_ACK 0x55
|
|
#define AMD_CMD_WRITE_TO_BUFFER 0x25
|
|
#define AMD_CMD_WRITE_BUFFER_CONFIRM 0x29
|
|
#define AMD_CMD_SET_PPB_ENTRY 0xC0
|
|
#define AMD_CMD_SET_PPB_EXIT_BC1 0x90
|
|
#define AMD_CMD_SET_PPB_EXIT_BC2 0x00
|
|
#define AMD_CMD_PPB_UNLOCK_BC1 0x80
|
|
#define AMD_CMD_PPB_UNLOCK_BC2 0x30
|
|
#define AMD_CMD_PPB_LOCK_BC1 0xA0
|
|
#define AMD_CMD_PPB_LOCK_BC2 0x00
|
|
|
|
#define AMD_STATUS_TOGGLE 0x40
|
|
#define AMD_STATUS_ERROR 0x20
|
|
|
|
#define ATM_CMD_UNLOCK_SECT 0x70
|
|
#define ATM_CMD_SOFTLOCK_START 0x80
|
|
#define ATM_CMD_LOCK_SECT 0x40
|
|
|
|
#define FLASH_CONTINUATION_CODE 0x7F
|
|
|
|
#define FLASH_OFFSET_MANUFACTURER_ID 0x00
|
|
#define FLASH_OFFSET_DEVICE_ID 0x01
|
|
#define FLASH_OFFSET_DEVICE_ID2 0x0E
|
|
#define FLASH_OFFSET_DEVICE_ID3 0x0F
|
|
#define FLASH_OFFSET_CFI 0x55
|
|
#define FLASH_OFFSET_CFI_ALT 0x555
|
|
#define FLASH_OFFSET_CFI_RESP 0x10
|
|
#define FLASH_OFFSET_PRIMARY_VENDOR 0x13
|
|
/* extended query table primary address */
|
|
#define FLASH_OFFSET_EXT_QUERY_T_P_ADDR 0x15
|
|
#define FLASH_OFFSET_WTOUT 0x1F
|
|
#define FLASH_OFFSET_WBTOUT 0x20
|
|
#define FLASH_OFFSET_ETOUT 0x21
|
|
#define FLASH_OFFSET_CETOUT 0x22
|
|
#define FLASH_OFFSET_WMAX_TOUT 0x23
|
|
#define FLASH_OFFSET_WBMAX_TOUT 0x24
|
|
#define FLASH_OFFSET_EMAX_TOUT 0x25
|
|
#define FLASH_OFFSET_CEMAX_TOUT 0x26
|
|
#define FLASH_OFFSET_SIZE 0x27
|
|
#define FLASH_OFFSET_INTERFACE 0x28
|
|
#define FLASH_OFFSET_BUFFER_SIZE 0x2A
|
|
#define FLASH_OFFSET_NUM_ERASE_REGIONS 0x2C
|
|
#define FLASH_OFFSET_ERASE_REGIONS 0x2D
|
|
#define FLASH_OFFSET_PROTECT 0x02
|
|
#define FLASH_OFFSET_USER_PROTECTION 0x85
|
|
#define FLASH_OFFSET_INTEL_PROTECTION 0x81
|
|
|
|
#define CFI_CMDSET_NONE 0
|
|
#define CFI_CMDSET_INTEL_EXTENDED 1
|
|
#define CFI_CMDSET_AMD_STANDARD 2
|
|
#define CFI_CMDSET_INTEL_STANDARD 3
|
|
#define CFI_CMDSET_AMD_EXTENDED 4
|
|
#define CFI_CMDSET_MITSU_STANDARD 256
|
|
#define CFI_CMDSET_MITSU_EXTENDED 257
|
|
#define CFI_CMDSET_SST 258
|
|
#define CFI_CMDSET_INTEL_PROG_REGIONS 512
|
|
|
|
#ifdef CONFIG_SYS_FLASH_CFI_AMD_RESET /* needed for STM_ID_29W320DB on UC100 */
|
|
# undef FLASH_CMD_RESET
|
|
# define FLASH_CMD_RESET AMD_CMD_RESET /* use AMD-Reset instead */
|
|
#endif
|
|
|
|
#define NUM_ERASE_REGIONS 4 /* max. number of erase regions */
|
|
|
|
typedef union {
|
|
unsigned char c;
|
|
unsigned short w;
|
|
unsigned long l;
|
|
unsigned long long ll;
|
|
} cfiword_t;
|
|
|
|
/* CFI standard query structure */
|
|
struct cfi_qry {
|
|
u8 qry[3];
|
|
u16 p_id;
|
|
u16 p_adr;
|
|
u16 a_id;
|
|
u16 a_adr;
|
|
u8 vcc_min;
|
|
u8 vcc_max;
|
|
u8 vpp_min;
|
|
u8 vpp_max;
|
|
u8 word_write_timeout_typ;
|
|
u8 buf_write_timeout_typ;
|
|
u8 block_erase_timeout_typ;
|
|
u8 chip_erase_timeout_typ;
|
|
u8 word_write_timeout_max;
|
|
u8 buf_write_timeout_max;
|
|
u8 block_erase_timeout_max;
|
|
u8 chip_erase_timeout_max;
|
|
u8 dev_size;
|
|
u16 interface_desc;
|
|
u16 max_buf_write_size;
|
|
u8 num_erase_regions;
|
|
u32 erase_region_info[NUM_ERASE_REGIONS];
|
|
} __attribute__((packed));
|
|
|
|
struct cfi_pri_hdr {
|
|
u8 pri[3];
|
|
u8 major_version;
|
|
u8 minor_version;
|
|
} __attribute__((packed));
|
|
|
|
#ifndef CONFIG_SYS_FLASH_BANKS_LIST
|
|
#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
|
|
#endif
|
|
|
|
/*
|
|
* CFI_MAX_FLASH_BANKS only used for flash_info struct declaration.
|
|
*
|
|
* Use CONFIG_SYS_MAX_FLASH_BANKS_DETECT if defined
|
|
*/
|
|
#if defined(CONFIG_SYS_MAX_FLASH_BANKS_DETECT)
|
|
#define CONFIG_SYS_MAX_FLASH_BANKS (cfi_flash_num_flash_banks)
|
|
#define CFI_MAX_FLASH_BANKS CONFIG_SYS_MAX_FLASH_BANKS_DETECT
|
|
/* board code can update this variable before CFI detection */
|
|
extern int cfi_flash_num_flash_banks;
|
|
#else
|
|
#define CFI_MAX_FLASH_BANKS CONFIG_SYS_MAX_FLASH_BANKS
|
|
#endif
|
|
|
|
void flash_write_cmd(flash_info_t * info, flash_sect_t sect,
|
|
uint offset, u32 cmd);
|
|
|
|
#endif /* __CFI_FLASH_H__ */
|