src/add-ons/kernel/drivers/disk/usb/usb_floppy/usb_disk_scsi.h

   1 /*
   2  * Copyright 2008, Haiku Inc. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Michael Lotz <mmlr@mlotz.ch>
   7  */
   8
   9 #ifndef _USB_DISK_SCSI_H_
  10 #define _USB_DISK_SCSI_H_
  11
  12 typedef enum {
  13         SCSI_TEST_UNIT_READY_6 = 0x00,
  14         SCSI_REQUEST_SENSE_6 = 0x03,
  15         SCSI_INQUIRY_6 = 0x12,
  16         SCSI_MODE_SENSE_6 = 0x1a,
  17         SCSI_START_STOP_UNIT_6 = 0x1b,
  18         SCSI_SEND_DIAGNOSTIC = 0x1d,
  19         SCSI_READ_CAPACITY_10 = 0x25,
  20         SCSI_READ_12 = 0xA8,
  21         SCSI_WRITE_12 = 0xAA,
  22         SCSI_SYNCHRONIZE_CACHE_10 = 0x35,
  23 } scsi_operations;
  24
  25 // parameters = returned data
  26 typedef struct scsi_request_sense_6_parameter_s {
  27         uint8   error_code : 7;
  28         uint8   valid : 1;
  29         uint8   segment_number;
  30         uint8   sense_key : 4;
  31         uint8   unused_1 : 4;
  32         uint32  information;
  33         uint8   additional_sense_length;
  34         uint32  command_specific_information;
  35         uint8   additional_sense_code;
  36         uint8   additional_sense_code_qualifier;
  37         uint8   field_replacable_unit_code;
  38         uint8   sense_key_specific[3];
  39 } _PACKED scsi_request_sense_6_parameter;
  40
  41 typedef struct scsi_inquiry_6_parameter_s {
  42         uint8   peripherial_device_type : 5;
  43         uint8   peripherial_qualifier : 3;
  44         uint8   reserved_1 : 7;
  45         uint8   removable_medium : 1;
  46         uint8   version;
  47         uint8   response_data_format : 4;
  48         uint8   unused_1 : 4;
  49         uint8   additional_length;
  50         uint8   unused_2[3];
  51         char    vendor_identification[8];
  52         char    product_identification[16];
  53         char    product_revision_level[4];
  54 } _PACKED scsi_inquiry_6_parameter;
  55
  56 typedef struct scsi_mode_sense_6_parameter_s {
  57         uint8   data_length;
  58         uint8   medium_type;
  59         uint8   device_specific;
  60         uint8   block_descriptor_length;
  61         uint8   densitiy;
  62         uint8   num_blocks[3];
  63         uint8   reserved;
  64         uint8   block_length[3];
  65 } _PACKED scsi_mode_sense_6_parameter;
  66
  67 typedef struct scsi_read_capacity_10_parameter_s {
  68         uint32  last_logical_block_address;
  69         uint32  logical_block_length;
  70 } _PACKED scsi_read_capacity_10_parameter;
  71
  72 // request sense keys/codes
  73 typedef enum {
  74         SCSI_SENSE_KEY_NO_SENSE = 0x00,
  75         SCSI_SENSE_KEY_RECOVERED_ERROR = 0x01,
  76         SCSI_SENSE_KEY_NOT_READY = 0x02,
  77         SCSI_SENSE_KEY_MEDIUM_ERROR = 0x03,
  78         SCSI_SENSE_KEY_HARDWARE_ERROR = 0x04,
  79         SCSI_SENSE_KEY_ILLEGAL_REQUEST = 0x05,
  80         SCSI_SENSE_KEY_UNIT_ATTENTION = 0x06,
  81         SCSI_SENSE_KEY_DATA_PROTECT = 0x07,
  82         SCSI_SENSE_KEY_ABORTED_COMMAND = 0x0b,
  83 } scsi_sense_key;
  84
  85 // request sense additional sense codes
  86 #define SCSI_ASC_MEDIUM_NOT_PRESENT                     0x3a
  87
  88 // mode sense page code/parameter
  89 #define SCSI_MODE_PAGE_DEVICE_CONFIGURATION     0x10
  90 #define SCSI_DEVICE_SPECIFIC_WRITE_PROTECT      0x80
  91
  92 #endif // _USB_DISK_SCSI_H_