Linux kernel & device driver programming

Cross-Referenced Linux and Device Driver Code

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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ]
  1 /*
  2  * Aic94xx SAS/SATA driver hardware interface header file.
  3  *
  4  * Copyright (C) 2005 Adaptec, Inc.  All rights reserved.
  5  * Copyright (C) 2005 Gilbert Wu <gilbert_wu@adaptec.com>
  6  *
  7  * This file is licensed under GPLv2.
  8  *
  9  * This file is part of the aic94xx driver.
 10  *
 11  * The aic94xx driver is free software; you can redistribute it and/or
 12  * modify it under the terms of the GNU General Public License as
 13  * published by the Free Software Foundation; version 2 of the
 14  * License.
 15  *
 16  * The aic94xx driver is distributed in the hope that it will be useful,
 17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 19  * General Public License for more details.
 20  *
 21  * You should have received a copy of the GNU General Public License
 22  * along with the aic94xx driver; if not, write to the Free Software
 23  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 24  *
 25  */
 26 #ifndef _AIC94XX_SDS_H_
 27 #define _AIC94XX_SDS_H_
 28 
 29 enum {
 30         FLASH_METHOD_UNKNOWN,
 31         FLASH_METHOD_A,
 32         FLASH_METHOD_B
 33 };
 34 
 35 #define FLASH_MANUF_ID_AMD              0x01
 36 #define FLASH_MANUF_ID_ST               0x20
 37 #define FLASH_MANUF_ID_FUJITSU          0x04
 38 #define FLASH_MANUF_ID_MACRONIX         0xC2
 39 #define FLASH_MANUF_ID_INTEL            0x89
 40 #define FLASH_MANUF_ID_UNKNOWN          0xFF
 41 
 42 #define FLASH_DEV_ID_AM29LV008BT        0x3E
 43 #define FLASH_DEV_ID_AM29LV800DT        0xDA
 44 #define FLASH_DEV_ID_STM29W800DT        0xD7
 45 #define FLASH_DEV_ID_STM29LV640         0xDE
 46 #define FLASH_DEV_ID_STM29008           0xEA
 47 #define FLASH_DEV_ID_MBM29LV800TE       0xDA
 48 #define FLASH_DEV_ID_MBM29DL800TA       0x4A
 49 #define FLASH_DEV_ID_MBM29LV008TA       0x3E
 50 #define FLASH_DEV_ID_AM29LV640MT        0x7E
 51 #define FLASH_DEV_ID_AM29F800B          0xD6
 52 #define FLASH_DEV_ID_MX29LV800BT        0xDA
 53 #define FLASH_DEV_ID_MX29LV008CT        0xDA
 54 #define FLASH_DEV_ID_I28LV00TAT         0x3E
 55 #define FLASH_DEV_ID_UNKNOWN            0xFF
 56 
 57 /* status bit mask values */
 58 #define FLASH_STATUS_BIT_MASK_DQ6       0x40
 59 #define FLASH_STATUS_BIT_MASK_DQ5       0x20
 60 #define FLASH_STATUS_BIT_MASK_DQ2       0x04
 61 
 62 /* minimum value in micro seconds needed for checking status */
 63 #define FLASH_STATUS_ERASE_DELAY_COUNT  50
 64 #define FLASH_STATUS_WRITE_DELAY_COUNT  25
 65 
 66 #define FLASH_SECTOR_SIZE               0x010000
 67 #define FLASH_SECTOR_SIZE_MASK          0xffff0000
 68 
 69 #define FLASH_OK                        0x000000
 70 #define FAIL_OPEN_BIOS_FILE             0x000100
 71 #define FAIL_CHECK_PCI_ID               0x000200
 72 #define FAIL_CHECK_SUM                  0x000300
 73 #define FAIL_UNKNOWN                    0x000400
 74 #define FAIL_VERIFY                     0x000500
 75 #define FAIL_RESET_FLASH                0x000600
 76 #define FAIL_FIND_FLASH_ID              0x000700
 77 #define FAIL_ERASE_FLASH                0x000800
 78 #define FAIL_WRITE_FLASH                0x000900
 79 #define FAIL_FILE_SIZE                  0x000a00
 80 #define FAIL_PARAMETERS                 0x000b00
 81 #define FAIL_OUT_MEMORY                 0x000c00
 82 #define FLASH_IN_PROGRESS               0x001000
 83 
 84 struct controller_id {
 85         u32 vendor;     /* PCI Vendor ID */
 86         u32 device;     /* PCI Device ID */
 87         u32 sub_vendor; /* PCI Subvendor ID */
 88         u32 sub_device; /* PCI Subdevice ID */
 89 };
 90 
 91 struct image_info {
 92         u32 ImageId;       /* Identifies the image */
 93         u32 ImageOffset;   /* Offset the beginning of the file */
 94         u32 ImageLength;   /* length of the image */
 95         u32 ImageChecksum; /* Image checksum */
 96         u32 ImageVersion;  /* Version of the image, could be build number */
 97 };
 98 
 99 struct bios_file_header {
100         u8 signature[32]; /* Signature/Cookie to identify the file */
101         u32 checksum;     /*Entire file checksum with this field zero */
102         u32 antidote;     /* Entire file checksum with this field 0xFFFFFFFF */
103         struct controller_id contrl_id; /*PCI id to identify the controller */
104         u32 filelen;      /*Length of the entire file*/
105         u32 chunk_num;    /*The chunk/part number for multiple Image files */
106         u32 total_chunks; /*Total number of chunks/parts in the image file */
107         u32 num_images;   /* Number of images in the file */
108         u32 build_num;    /* Build number of this image */
109         struct image_info image_header;
110 };
111 
112 int asd_verify_flash_seg(struct asd_ha_struct *asd_ha,
113                 void *src, u32 dest_offset, u32 bytes_to_verify);
114 int asd_write_flash_seg(struct asd_ha_struct *asd_ha,
115                 void *src, u32 dest_offset, u32 bytes_to_write);
116 int asd_chk_write_status(struct asd_ha_struct *asd_ha,
117                 u32 sector_addr, u8 erase_flag);
118 int asd_check_flash_type(struct asd_ha_struct *asd_ha);
119 int asd_erase_nv_sector(struct asd_ha_struct *asd_ha,
120                 u32 flash_addr, u32 size);
121 #endif
122 
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