Merge branch 'linus' into x86/x2apic
[linux-2.6] / drivers / scsi / nsp32_debug.c
1 /*
2  * Workbit NinjaSCSI-32Bi/UDE PCI/CardBus SCSI Host Bus Adapter driver
3  * Debug routine
4  *
5  * This software may be used and distributed according to the terms of
6  * the GNU General Public License.
7  */
8
9 /*
10  * Show the command data of a command
11  */
12 static const char unknown[] = "UNKNOWN";
13
14 static const char * group_0_commands[] = {
15 /* 00-03 */ "Test Unit Ready", "Rezero Unit", unknown, "Request Sense",
16 /* 04-07 */ "Format Unit", "Read Block Limits", unknown, "Reasssign Blocks",
17 /* 08-0d */ "Read (6)", unknown, "Write (6)", "Seek (6)", unknown, unknown,
18 /* 0e-12 */ unknown, "Read Reverse", "Write Filemarks", "Space", "Inquiry",  
19 /* 13-16 */ unknown, "Recover Buffered Data", "Mode Select", "Reserve",
20 /* 17-1b */ "Release", "Copy", "Erase", "Mode Sense", "Start/Stop Unit",
21 /* 1c-1d */ "Receive Diagnostic", "Send Diagnostic", 
22 /* 1e-1f */ "Prevent/Allow Medium Removal", unknown,
23 };
24
25
26 static const char *group_1_commands[] = {
27 /* 20-22 */  unknown, unknown, unknown,
28 /* 23-28 */ unknown, unknown, "Read Capacity", unknown, unknown, "Read (10)",
29 /* 29-2d */ unknown, "Write (10)", "Seek (10)", unknown, unknown,
30 /* 2e-31 */ "Write Verify","Verify", "Search High", "Search Equal",
31 /* 32-34 */ "Search Low", "Set Limits", "Prefetch or Read Position", 
32 /* 35-37 */ "Synchronize Cache","Lock/Unlock Cache", "Read Defect Data",
33 /* 38-3c */ "Medium Scan", "Compare","Copy Verify", "Write Buffer", "Read Buffer",
34 /* 3d-3f */ "Update Block", "Read Long",  "Write Long",
35 };
36
37
38 static const char *group_2_commands[] = {
39 /* 40-41 */ "Change Definition", "Write Same", 
40 /* 42-48 */ "Read Sub-Ch(cd)", "Read TOC", "Read Header(cd)", "Play Audio(cd)", unknown, "Play Audio MSF(cd)", "Play Audio Track/Index(cd)", 
41 /* 49-4f */ "Play Track Relative(10)(cd)", unknown, "Pause/Resume(cd)", "Log Select", "Log Sense", unknown, unknown,
42 /* 50-55 */ unknown, unknown, unknown, unknown, unknown, "Mode Select (10)",
43 /* 56-5b */ unknown, unknown, unknown, unknown, "Mode Sense (10)", unknown,
44 /* 5c-5f */ unknown, unknown, unknown,
45 };
46
47 #define group(opcode) (((opcode) >> 5) & 7)
48
49 #define RESERVED_GROUP  0
50 #define VENDOR_GROUP    1
51 #define NOTEXT_GROUP    2
52
53 static const char **commands[] = {
54     group_0_commands, group_1_commands, group_2_commands, 
55     (const char **) RESERVED_GROUP, (const char **) RESERVED_GROUP, 
56     (const char **) NOTEXT_GROUP, (const char **) VENDOR_GROUP, 
57     (const char **) VENDOR_GROUP
58 };
59
60 static const char reserved[] = "RESERVED";
61 static const char vendor[] = "VENDOR SPECIFIC";
62
63 static void print_opcodek(unsigned char opcode)
64 {
65         const char **table = commands[ group(opcode) ];
66
67         switch ((unsigned long) table) {
68         case RESERVED_GROUP:
69                 printk("%s[%02x] ", reserved, opcode); 
70                 break;
71         case NOTEXT_GROUP:
72                 printk("%s(notext)[%02x] ", unknown, opcode); 
73                 break;
74         case VENDOR_GROUP:
75                 printk("%s[%02x] ", vendor, opcode); 
76                 break;
77         default:
78                 if (table[opcode & 0x1f] != unknown)
79                         printk("%s[%02x] ", table[opcode & 0x1f], opcode);
80                 else
81                         printk("%s[%02x] ", unknown, opcode);
82                 break;
83         }
84 }
85
86 static void print_commandk (unsigned char *command)
87 {
88         int i,s;
89 //      printk(KERN_DEBUG);
90         print_opcodek(command[0]);
91         /*printk(KERN_DEBUG "%s ", __func__);*/
92         if ((command[0] >> 5) == 6 ||
93             (command[0] >> 5) == 7 ) {
94                 s = 12; /* vender specific */
95         } else {
96                 s = COMMAND_SIZE(command[0]);
97         }
98
99         for ( i = 1; i < s; ++i) {
100                 printk("%02x ", command[i]);
101         }
102
103         switch (s) {
104         case 6:
105                 printk("LBA=%d len=%d",
106                        (((unsigned int)command[1] & 0x0f) << 16) |
107                        ( (unsigned int)command[2]         <<  8) |
108                        ( (unsigned int)command[3]              ),
109                        (unsigned int)command[4]
110                         );
111                 break;
112         case 10:
113                 printk("LBA=%d len=%d",
114                        ((unsigned int)command[2] << 24) |
115                        ((unsigned int)command[3] << 16) |
116                        ((unsigned int)command[4] <<  8) |
117                        ((unsigned int)command[5]      ),
118                        ((unsigned int)command[7] <<  8) |
119                        ((unsigned int)command[8]      )
120                        );
121                 break;
122         case 12:
123                 printk("LBA=%d len=%d",
124                        ((unsigned int)command[2] << 24) |
125                        ((unsigned int)command[3] << 16) |
126                        ((unsigned int)command[4] <<  8) |
127                        ((unsigned int)command[5]      ),
128                        ((unsigned int)command[6] << 24) |
129                        ((unsigned int)command[7] << 16) |
130                        ((unsigned int)command[8] <<  8) |
131                        ((unsigned int)command[9]      )
132                        );
133                 break;
134         default:
135                 break;
136         }
137         printk("\n");
138 }
139
140 static void show_command(Scsi_Cmnd *SCpnt)
141 {
142         print_commandk(SCpnt->cmnd);
143 }
144
145 static void show_busphase(unsigned char stat)
146 {
147         switch(stat) {
148         case BUSPHASE_COMMAND:
149                 printk( "BUSPHASE_COMMAND\n");
150                 break;
151         case BUSPHASE_MESSAGE_IN:
152                 printk( "BUSPHASE_MESSAGE_IN\n");
153                 break;
154         case BUSPHASE_MESSAGE_OUT:
155                 printk( "BUSPHASE_MESSAGE_OUT\n");
156                 break;
157         case BUSPHASE_DATA_IN:
158                 printk( "BUSPHASE_DATA_IN\n");
159                 break;
160         case BUSPHASE_DATA_OUT:
161                 printk( "BUSPHASE_DATA_OUT\n");
162                 break;
163         case BUSPHASE_STATUS:
164                 printk( "BUSPHASE_STATUS\n");
165                 break;
166         case BUSPHASE_SELECT:
167                 printk( "BUSPHASE_SELECT\n");
168                 break;
169         default:
170                 printk( "BUSPHASE_other: 0x%x\n", stat);
171                 break;
172         }
173 }
174
175 static void show_autophase(unsigned short i)
176 {
177         printk("auto: 0x%x,", i);
178
179         if(i & COMMAND_PHASE) {
180                 printk(" cmd");
181         }
182         if(i & DATA_IN_PHASE) {
183                 printk(" din");
184         }
185         if(i & DATA_OUT_PHASE) {
186                 printk(" dout");
187         }
188         if(i & MSGOUT_PHASE) {
189                 printk(" mout");
190         }
191         if(i & STATUS_PHASE) {
192                 printk(" stat");
193         }
194         if(i & ILLEGAL_PHASE) {
195                 printk(" ill");
196         }
197         if(i & BUS_FREE_OCCUER) {
198                 printk(" bfree-o");
199         }
200         if(i & MSG_IN_OCCUER) {
201                 printk(" min-o");
202         }
203         if(i & MSG_OUT_OCCUER) {
204                 printk(" mout-o");
205         }
206         if(i & SELECTION_TIMEOUT) {
207                 printk(" sel");
208         }
209         if(i & MSGIN_00_VALID) {
210                 printk(" m0");
211         }
212         if(i & MSGIN_02_VALID) {
213                 printk(" m2");
214         }
215         if(i & MSGIN_03_VALID) {
216                 printk(" m3");
217         }
218         if(i & MSGIN_04_VALID) {
219                 printk(" m4");
220         }
221         if(i & AUTOSCSI_BUSY) {
222                 printk(" busy");
223         }
224
225         printk("\n");
226 }
227
228 static void nsp32_print_register(int base)
229 {
230         if (!(NSP32_DEBUG_MASK & NSP32_SPECIAL_PRINT_REGISTER))
231                 return;
232
233         printk("Phase=0x%x, ", nsp32_read1(base, SCSI_BUS_MONITOR));
234         printk("OldPhase=0x%x, ", nsp32_index_read1(base, OLD_SCSI_PHASE));
235         printk("syncreg=0x%x, ", nsp32_read1(base, SYNC_REG));
236         printk("ackwidth=0x%x, ", nsp32_read1(base, ACK_WIDTH));
237         printk("sgtpaddr=0x%lx, ", nsp32_read4(base, SGT_ADR));
238         printk("scsioutlatch=0x%x, ", nsp32_read1(base, SCSI_OUT_LATCH_TARGET_ID));
239         printk("msgout=0x%lx, ", nsp32_read4(base, SCSI_MSG_OUT));
240         printk("miscrd=0x%x, ", nsp32_index_read2(base, MISC_WR));
241         printk("seltimeout=0x%x, ", nsp32_read2(base, SEL_TIME_OUT));
242         printk("sreqrate=0x%x, ", nsp32_read1(base, SREQ_SMPL_RATE));
243         printk("transStatus=0x%x, ", nsp32_read2(base, TRANSFER_STATUS));
244         printk("reselectid=0x%x, ", nsp32_read2(base, COMMAND_CONTROL));
245         printk("arbit=0x%x, ", nsp32_read1(base, ARBIT_STATUS));
246         printk("BmStart=0x%lx, ", nsp32_read4(base, BM_START_ADR));
247         printk("BmCount=0x%lx, ", nsp32_read4(base, BM_CNT));
248         printk("SackCnt=0x%lx, ", nsp32_read4(base, SACK_CNT));
249         printk("SReqCnt=0x%lx, ", nsp32_read4(base, SREQ_CNT));
250         printk("SavedSackCnt=0x%lx, ", nsp32_read4(base, SAVED_SACK_CNT));
251         printk("ScsiBusControl=0x%x, ", nsp32_read1(base, SCSI_BUS_CONTROL));
252         printk("FifoRestCnt=0x%x, ", nsp32_read2(base, FIFO_REST_CNT));
253         printk("CdbIn=0x%x, ", nsp32_read1(base, SCSI_CSB_IN));
254         printk("\n");
255
256         if (0) {
257                 printk("execph=0x%x, ", nsp32_read2(base, SCSI_EXECUTE_PHASE));
258                 printk("IrqStatus=0x%x, ", nsp32_read2(base, IRQ_STATUS));
259                 printk("\n");
260         }
261 }
262
263 /* end */