source: trunk/src/wnaspi32/srbos2.h@ 4213

Last change on this file since 4213 was 3541, checked in by sandervl, 25 years ago

PD:Implemented working ASPI
File size: 6.2 KB
Line 
1#ifndef _SRBOS2_H_
2#define _SRBOS2_H_
3
4#pragma pack(1)
5
6 /* SRB command */
7#define SRB_Inquiry 0x00
8#define SRB_Device 0x01
9#define SRB_Command 0x02
10#define SRBOS2_Abort 0x03
11#define SRB_Reset 0x04
12#define SRB_Param 0x05
13
14 /* SRB status */
15#define SRB_Busy 0x00 /* SCSI request in progress */
16#define SRB_Done 0x01 /* SCSI request completed without error */
17#define SRB_Aborted 0x02 /* SCSI aborted by host */
18#define SRB_BadAbort 0x03 /* Unable to abort SCSI request */
19#define SRB_Error 0x04 /* SCSI request completed with error */
20#define SRB_BusyPost 0x10 /* SCSI request in progress with POST - Nokia */
21#define SRB_InvalidCmd 0x80 /* Invalid SCSI request */
22#define SRB_InvalidHA 0x81 /* Invalid Hhost adapter number */
23#define SRB_BadDevice 0x82 /* SCSI device not installed */
24
25 /* SRB flags */
26#define SRB_Post 0x01 /* Post vector valid */
27#define SRB_Link 0x02 /* Link vector valid */
28#define SRB_SG 0x04 /* Nokia: scatter/gather */
29 /* S/G: n * (4 bytes length, 4 bytes addr) */
30 /* No of s/g items not limited by HA spec. */
31#define SRB_NoCheck 0x00 /* determined by command, not checked */
32#define SRB_Read 0x08 /* target to host, length checked */
33#define SRB_Write 0x10 /* host to target, length checked */
34#define SRB_NoTransfer 0x18 /* no data transfer */
35#define SRB_DirMask 0x18 /* bit mask */
36
37 /* SRB host adapter status */
38#define SRB_NoError 0x00 /* No host adapter detected error */
39#define SRBOS2_Timeout 0x11 /* Selection timeout */
40#define SRB_DataLength 0x12 /* Data over/underrun */
41#define SRB_BusFree 0x13 /* Unexpected bus free */
42#define SRB_BusSequence 0x14 /* Target bus sequence failure */
43
44 /* SRB target status field */
45#define SRB_NoStatus 0x00 /* No target status */
46#define SRB_CheckStatus 0x02 /* Check status (sense data valid) */
47#define SRB_LUN_Busy 0x08 /* Specified LUN is busy */
48#define SRB_Reserved 0x18 /* Reservation conflict */
49
50#define MaxCDBStatus 64 /* max size of CDB + status */
51
52typedef struct SRBOS2 SRBOS2;
53typedef struct SRBOS2 {
54 unsigned char cmd, /* 00 */
55 status, /* 01 */
56 ha_num, /* 02 */
57 flags; /* 03 */
58 unsigned long res_04_07; /* 04..07 */
59 union { /* 08 */
60
61 /* SRB_Inquiry */
62 struct {
63 unsigned char num_ha, /* 08 */
64 ha_target, /* 09 */
65 aspimgr_id[16], /* 0A..19 */
66 host_id[16], /* 1A..29 */
67 unique_id[16]; /* 2A..39 */
68 } inq;
69
70 /* SRB_Device */
71 struct {
72 unsigned char target, /* 08 */
73 lun, /* 09 */
74 devtype; /* 0A */
75 } dev;
76
77 /* SRB_Command */
78 struct {
79 unsigned char target, /* 08 */
80 lun; /* 09 */
81 unsigned long data_len; /* 0A..0D */
82 unsigned char sense_len; /* 0E */
83 void * _Seg16 data_ptr; /* 0F..12 */
84 void * _Seg16 link_ptr; /* 13..16 */
85 unsigned char cdb_len, /* 17 */
86 ha_status, /* 18 */
87 target_status; /* 19 */
88 void (* _Seg16 post) (SRBOS2 *); /* 1A..1D */
89 unsigned char res_1E_29[12]; /* 1E..29 */
90 unsigned char res_2A_3F[22]; /* 2A..3F */
91 unsigned char cdb_st[64]; /* 40..7F CDB+status */
92 unsigned char res_80_BF[64]; /* 80..BF */
93 } cmd;
94
95 /* SRB_Abort */
96 struct {
97 void * _Seg16 srb; /* 08..0B */
98 } abt;
99
100 /* SRB_Reset */
101 struct {
102 unsigned char target, /* 08 */
103 lun, /* 09 */
104 res_0A_17[14], /* 0A..17 */
105 ha_status, /* 18 */
106 target_status; /* 19 */
107 } res;
108
109 /* SRB_Param - unused by ASPI4OS2 */
110 struct {
111 unsigned char unique[16]; /* 08..17 */
112 } par;
113
114 } u;
115} SRBOS2;
116
117
118// SCSI sense codes
119// Note! This list may not be complete. I did this compilation for use with tape drives.
120
121#define Sense_Current 0x70; // Current Error
122#define Sense_Deferred 0x71; // Deferred Error
123#define Sense_Filemark 0x80; // Filemark detected
124#define Sense_EOM 0x40; // End of medium detected
125#define Sense_ILI 0x20; // Incorrect length indicator
126
127// Sense Keys
128
129#define SK_NoSense 0x00; // No Sense
130#define SK_RcvrdErr 0x01; // Recovered Error
131#define SK_NotReady 0x02; // Not ready
132#define SK_MedErr 0x03; // Medium Error
133#define SK_HWErr 0x04; // Hardware Error
134#define SK_IllReq 0x05; // Illegal Request
135#define SK_UnitAtt 0x06; // Unit attention
136#define SK_DataProt 0x07: // Data Protect
137#define SK_BlankChk 0x08: // Blank Check
138#define SK_VndSpec 0x09; // Vendor Specific
139#define SK_CopyAbort 0x0A; // Copy Aborted
140#define SK_AbtdCmd 0x0B; // Aborted Command
141#define SK_Equal 0x0C; // Equal
142#define SK_VolOvfl 0x0D; // Volume Overflow
143#define SK_MisComp 0x0E; // Miscompare
144#define SK_Reserved 0x0F; // Reserved
145
146#pragma pack()
147#endif // _SRBOS2_H_
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