- p += sprintf(p, "--------------- Primary Channel "
- "---------------- Secondary Channel "
- "-------------\n");
- p += sprintf(p, " %sabled "
- " %sabled\n",
- (reg72&0x80)?"dis":" en",
- (reg7a&0x80)?"dis":" en");
- p += sprintf(p, "--------------- drive0 "
- "--------- drive1 -------- drive0 "
- "---------- drive1 ------\n");
- p += sprintf(p, "DMA enabled: %s %s"
- " %s %s\n",
- (reg72&0x20)?"yes":"no ", (reg72&0x40)?"yes":"no ",
- (reg7a&0x20)?"yes":"no ", (reg7a&0x40)?"yes":"no ");
-
- p += sprintf(p, "DMA Mode: %s(%s) %s(%s)",
- (reg72&0x20)?((reg73&0x01)?"UDMA":" DMA"):" PIO",
- (reg72&0x20)?(
- ((reg73&0x30)==0x30)?(((reg73&0x35)==0x35)?"3":"0"):
- ((reg73&0x20)==0x20)?(((reg73&0x25)==0x25)?"3":"1"):
- ((reg73&0x10)==0x10)?(((reg73&0x15)==0x15)?"4":"2"):
- ((reg73&0x00)==0x00)?(((reg73&0x05)==0x05)?"5":"2"):
- "X"):"?",
- (reg72&0x40)?((reg73&0x02)?"UDMA":" DMA"):" PIO",
- (reg72&0x40)?(
- ((reg73&0xC0)==0xC0)?(((reg73&0xC5)==0xC5)?"3":"0"):
- ((reg73&0x80)==0x80)?(((reg73&0x85)==0x85)?"3":"1"):
- ((reg73&0x40)==0x40)?(((reg73&0x4A)==0x4A)?"4":"2"):
- ((reg73&0x00)==0x00)?(((reg73&0x0A)==0x0A)?"5":"2"):
- "X"):"?");
- p += sprintf(p, " %s(%s) %s(%s)\n",
- (reg7a&0x20)?((reg7b&0x01)?"UDMA":" DMA"):" PIO",
- (reg7a&0x20)?(
- ((reg7b&0x30)==0x30)?(((reg7b&0x35)==0x35)?"3":"0"):
- ((reg7b&0x20)==0x20)?(((reg7b&0x25)==0x25)?"3":"1"):
- ((reg7b&0x10)==0x10)?(((reg7b&0x15)==0x15)?"4":"2"):
- ((reg7b&0x00)==0x00)?(((reg7b&0x05)==0x05)?"5":"2"):
- "X"):"?",
- (reg7a&0x40)?((reg7b&0x02)?"UDMA":" DMA"):" PIO",
- (reg7a&0x40)?(
- ((reg7b&0xC0)==0xC0)?(((reg7b&0xC5)==0xC5)?"3":"0"):
- ((reg7b&0x80)==0x80)?(((reg7b&0x85)==0x85)?"3":"1"):
- ((reg7b&0x40)==0x40)?(((reg7b&0x4A)==0x4A)?"4":"2"):
- ((reg7b&0x00)==0x00)?(((reg7b&0x0A)==0x0A)?"5":"2"):
- "X"):"?" );
- p += sprintf(p, "PIO Mode: %s %s"
- " %s %s\n",
- "?", "?", "?", "?");
- p += sprintf(p, " %s %s\n",
- (reg50 & CFR_INTR_CH0) ? "interrupting" : "polling ",
- (reg57 & ARTTIM23_INTR_CH1) ? "interrupting" : "polling");
- p += sprintf(p, " %s %s\n",
- (reg71 & MRDMODE_INTR_CH0) ? "pending" : "clear ",
- (reg71 & MRDMODE_INTR_CH1) ? "pending" : "clear");
- p += sprintf(p, " %s %s\n",
- (reg71 & MRDMODE_BLK_CH0) ? "blocked" : "enabled",
- (reg71 & MRDMODE_BLK_CH1) ? "blocked" : "enabled");
+ /* PCI0643/6 originally didn't have the primary channel enable bit */
+ (void) pci_read_config_byte(dev, PCI_REVISION_ID, &rev);
+ if ((dev->device == PCI_DEVICE_ID_CMD_643) ||
+ (dev->device == PCI_DEVICE_ID_CMD_646 && rev < 3))
+ reg51 |= CNTRL_ENA_1ST;
+
+ p += sprintf(p, "---------------- Primary Channel "
+ "---------------- Secondary Channel ------------\n");
+ p += sprintf(p, " %s %s\n",
+ (reg51 & CNTRL_ENA_1ST) ? "enabled " : "disabled",
+ (reg51 & CNTRL_ENA_2ND) ? "enabled " : "disabled");
+ p += sprintf(p, "---------------- drive0 --------- drive1 "
+ "-------- drive0 --------- drive1 ------\n");
+ p += sprintf(p, "DMA enabled: %s %s"
+ " %s %s\n",
+ (reg72 & 0x20) ? "yes" : "no ", (reg72 & 0x40) ? "yes" : "no ",
+ (reg7a & 0x20) ? "yes" : "no ", (reg7a & 0x40) ? "yes" : "no ");
+ p += sprintf(p, "UltraDMA mode: %s (%c) %s (%c)",
+ ( reg73 & 0x01) ? " on" : "off",
+ ((reg73 & 0x30) == 0x30) ? ((reg73 & 0x04) ? '3' : '0') :
+ ((reg73 & 0x30) == 0x20) ? ((reg73 & 0x04) ? '3' : '1') :
+ ((reg73 & 0x30) == 0x10) ? ((reg73 & 0x04) ? '4' : '2') :
+ ((reg73 & 0x30) == 0x00) ? ((reg73 & 0x04) ? '5' : '2') : '?',
+ ( reg73 & 0x02) ? " on" : "off",
+ ((reg73 & 0xC0) == 0xC0) ? ((reg73 & 0x08) ? '3' : '0') :
+ ((reg73 & 0xC0) == 0x80) ? ((reg73 & 0x08) ? '3' : '1') :
+ ((reg73 & 0xC0) == 0x40) ? ((reg73 & 0x08) ? '4' : '2') :
+ ((reg73 & 0xC0) == 0x00) ? ((reg73 & 0x08) ? '5' : '2') : '?');
+ p += sprintf(p, " %s (%c) %s (%c)\n",
+ ( reg7b & 0x01) ? " on" : "off",
+ ((reg7b & 0x30) == 0x30) ? ((reg7b & 0x04) ? '3' : '0') :
+ ((reg7b & 0x30) == 0x20) ? ((reg7b & 0x04) ? '3' : '1') :
+ ((reg7b & 0x30) == 0x10) ? ((reg7b & 0x04) ? '4' : '2') :
+ ((reg7b & 0x30) == 0x00) ? ((reg7b & 0x04) ? '5' : '2') : '?',
+ ( reg7b & 0x02) ? " on" : "off",
+ ((reg7b & 0xC0) == 0xC0) ? ((reg7b & 0x08) ? '3' : '0') :
+ ((reg7b & 0xC0) == 0x80) ? ((reg7b & 0x08) ? '3' : '1') :
+ ((reg7b & 0xC0) == 0x40) ? ((reg7b & 0x08) ? '4' : '2') :
+ ((reg7b & 0xC0) == 0x00) ? ((reg7b & 0x08) ? '5' : '2') : '?');
+ p += sprintf(p, "Interrupt: %s, %s %s, %s\n",
+ (reg71 & MRDMODE_BLK_CH0 ) ? "blocked" : "enabled",
+ (reg50 & CFR_INTR_CH0 ) ? "pending" : "clear ",
+ (reg71 & MRDMODE_BLK_CH1 ) ? "blocked" : "enabled",
+ (reg57 & ARTTIM23_INTR_CH1) ? "pending" : "clear ");