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, "Reassign 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(struct 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 */ 264