1 /* $NetBSD: scsi_all.h,v 1.25 2012/02/25 10:17:14 shattered Exp $ */ 2 3 /* 4 * SCSI-specific interface description. 5 */ 6 7 /* 8 * Largely written by Julian Elischer (julian@tfs.com) 9 * for TRW Financial Systems. 10 * 11 * TRW Financial Systems, in accordance with their agreement with Carnegie 12 * Mellon University, makes this software available to CMU to distribute 13 * or use in any manner that they see fit as long as this message is kept with 14 * the software. For this reason TFS also grants any other persons or 15 * organisations permission to use or modify this software. 16 * 17 * TFS supplies this software to be publicly redistributed 18 * on the understanding that TFS is not responsible for the correct 19 * functioning of this software in any circumstances. 20 * 21 * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 22 */ 23 24 #ifndef _DEV_SCSIPI_SCSI_ALL_H_ 25 #define _DEV_SCSIPI_SCSI_ALL_H_ 26 27 /* 28 * Define some bits that are in ALL (or a lot of) scsi commands 29 */ 30 #define SCSI_CTL_LINK 0x01 31 #define SCSI_CTL_FLAG 0x02 32 #define SCSI_CTL_VENDOR 0xC0 33 34 35 /* 36 * Some old SCSI devices need the LUN to be set in the top 3 bits of the 37 * second byte of the CDB. 38 */ 39 #define SCSI_CMD_LUN_MASK 0xe0 40 #define SCSI_CMD_LUN_SHIFT 5 41 42 #define SCSI_CHANGE_DEFINITION 0x40 43 struct scsi_changedef { 44 u_int8_t opcode; 45 u_int8_t byte2; 46 u_int8_t unused1; 47 u_int8_t how; 48 u_int8_t unused[4]; 49 u_int8_t datalen; 50 u_int8_t control; 51 }; 52 #define SC_SCSI_1 0x01 53 #define SC_SCSI_2 0x03 54 55 /* 56 * Status Byte 57 */ 58 #define SCSI_OK 0x00 59 #define SCSI_CHECK 0x02 60 #define SCSI_BUSY 0x08 61 #define SCSI_INTERM 0x10 62 #define SCSI_RESV_CONFLICT 0x18 63 #define SCSI_TERMINATED 0x22 64 #define SCSI_QUEUE_FULL 0x28 65 #define SCSI_ACA_ACTIVE 0x30 66 67 #endif /* _DEV_SCSIPI_SCSI_ALL_H_ */ 68