1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Aic94xx SAS/SATA driver hardware interface header file.
4 *
5 * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
6 * Copyright (C) 2005 Gilbert Wu <gilbert_wu@adaptec.com>
7 */
8#ifndef _AIC94XX_SDS_H_
9#define _AIC94XX_SDS_H_
10
11enum {
12 FLASH_METHOD_UNKNOWN,
13 FLASH_METHOD_A,
14 FLASH_METHOD_B
15};
16
17#define FLASH_MANUF_ID_AMD 0x01
18#define FLASH_MANUF_ID_ST 0x20
19#define FLASH_MANUF_ID_FUJITSU 0x04
20#define FLASH_MANUF_ID_MACRONIX 0xC2
21#define FLASH_MANUF_ID_INTEL 0x89
22#define FLASH_MANUF_ID_UNKNOWN 0xFF
23
24#define FLASH_DEV_ID_AM29LV008BT 0x3E
25#define FLASH_DEV_ID_AM29LV800DT 0xDA
26#define FLASH_DEV_ID_STM29W800DT 0xD7
27#define FLASH_DEV_ID_STM29LV640 0xDE
28#define FLASH_DEV_ID_STM29008 0xEA
29#define FLASH_DEV_ID_MBM29LV800TE 0xDA
30#define FLASH_DEV_ID_MBM29DL800TA 0x4A
31#define FLASH_DEV_ID_MBM29LV008TA 0x3E
32#define FLASH_DEV_ID_AM29LV640MT 0x7E
33#define FLASH_DEV_ID_AM29F800B 0xD6
34#define FLASH_DEV_ID_MX29LV800BT 0xDA
35#define FLASH_DEV_ID_MX29LV008CT 0xDA
36#define FLASH_DEV_ID_I28LV00TAT 0x3E
37#define FLASH_DEV_ID_UNKNOWN 0xFF
38
39/* status bit mask values */
40#define FLASH_STATUS_BIT_MASK_DQ6 0x40
41#define FLASH_STATUS_BIT_MASK_DQ5 0x20
42#define FLASH_STATUS_BIT_MASK_DQ2 0x04
43
44/* minimum value in micro seconds needed for checking status */
45#define FLASH_STATUS_ERASE_DELAY_COUNT 50
46#define FLASH_STATUS_WRITE_DELAY_COUNT 25
47
48#define FLASH_SECTOR_SIZE 0x010000
49#define FLASH_SECTOR_SIZE_MASK 0xffff0000
50
51#define FLASH_OK 0x000000
52#define FAIL_OPEN_BIOS_FILE 0x000100
53#define FAIL_CHECK_PCI_ID 0x000200
54#define FAIL_CHECK_SUM 0x000300
55#define FAIL_UNKNOWN 0x000400
56#define FAIL_VERIFY 0x000500
57#define FAIL_RESET_FLASH 0x000600
58#define FAIL_FIND_FLASH_ID 0x000700
59#define FAIL_ERASE_FLASH 0x000800
60#define FAIL_WRITE_FLASH 0x000900
61#define FAIL_FILE_SIZE 0x000a00
62#define FAIL_PARAMETERS 0x000b00
63#define FAIL_OUT_MEMORY 0x000c00
64#define FLASH_IN_PROGRESS 0x001000
65
66struct controller_id {
67 u32 vendor; /* PCI Vendor ID */
68 u32 device; /* PCI Device ID */
69 u32 sub_vendor; /* PCI Subvendor ID */
70 u32 sub_device; /* PCI Subdevice ID */
71};
72
73struct image_info {
74 u32 ImageId; /* Identifies the image */
75 u32 ImageOffset; /* Offset the beginning of the file */
76 u32 ImageLength; /* length of the image */
77 u32 ImageChecksum; /* Image checksum */
78 u32 ImageVersion; /* Version of the image, could be build number */
79};
80
81struct bios_file_header {
82 u8 signature[32]; /* Signature/Cookie to identify the file */
83 u32 checksum; /*Entire file checksum with this field zero */
84 u32 antidote; /* Entire file checksum with this field 0xFFFFFFFF */
85 struct controller_id contrl_id; /*PCI id to identify the controller */
86 u32 filelen; /*Length of the entire file*/
87 u32 chunk_num; /*The chunk/part number for multiple Image files */
88 u32 total_chunks; /*Total number of chunks/parts in the image file */
89 u32 num_images; /* Number of images in the file */
90 u32 build_num; /* Build number of this image */
91 struct image_info image_header;
92};
93
94int asd_verify_flash_seg(struct asd_ha_struct *asd_ha,
95 const void *src, u32 dest_offset, u32 bytes_to_verify);
96int asd_write_flash_seg(struct asd_ha_struct *asd_ha,
97 const void *src, u32 dest_offset, u32 bytes_to_write);
98int asd_chk_write_status(struct asd_ha_struct *asd_ha,
99 u32 sector_addr, u8 erase_flag);
100int asd_check_flash_type(struct asd_ha_struct *asd_ha);
101int asd_erase_nv_sector(struct asd_ha_struct *asd_ha,
102 u32 flash_addr, u32 size);
103#endif
104

source code of linux/drivers/scsi/aic94xx/aic94xx_sds.h