diff options
Diffstat (limited to 'sys/i386/eisa/bt74x.c')
-rw-r--r-- | sys/i386/eisa/bt74x.c | 370 |
1 files changed, 0 insertions, 370 deletions
diff --git a/sys/i386/eisa/bt74x.c b/sys/i386/eisa/bt74x.c deleted file mode 100644 index 20c7d81..0000000 --- a/sys/i386/eisa/bt74x.c +++ /dev/null @@ -1,370 +0,0 @@ -/* - * Product specific probe and attach routines for: - * Buslogic BT74x SCSI controllers - * - * Copyright (c) 1995 Justin T. Gibbs - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice immediately at the beginning of the file, without modification, - * this list of conditions, and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Absolutely no warranty of function or purpose is made by the author - * Justin T. Gibbs. - * 4. Modifications may be freely made to this file if the above conditions - * are met. - * - * $Id: bt74x.c,v 1.12 1997/09/21 21:35:22 gibbs Exp $ - */ - -#include "eisa.h" -#if NEISA > 0 - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <scsi/scsiconf.h> -#include <i386/eisa/eisaconf.h> -#include <i386/scsi/btreg.h> - -#define EISA_DEVICE_ID_BUSLOGIC_74X_B 0x0ab34201 -#define EISA_DEVICE_ID_BUSLOGIC_74X_C 0x0ab34202 -#define EISA_DEVICE_ID_AMI_4801 0x05a94801 -#define EISA_DEVICE_ID_BUS4781 0x0ab34781 - -#define BT_IOSIZE 0x04 /* Move to central header */ -#define BT_EISA_IOSIZE 0x100 -#define BT_EISA_SLOT_OFFSET 0xc00 - -#define EISA_IOCONF 0x08C -#define PORTADDR 0x07 -#define PORT_330 0x00 -#define PORT_334 0x01 -#define PORT_230 0x02 -#define PORT_234 0x03 -#define PORT_130 0x04 -#define PORT_134 0x05 -#define IRQ_CHANNEL 0xe0 -#define INT_11 0x40 -#define INT_10 0x20 -#define INT_15 0xa0 -#define INT_12 0x60 -#define INT_14 0x80 -#define INT_9 0x00 - -#define EISA_IRQ_TYPE 0x08D -#define LEVEL 0x40 - -/* Definitions for the AMI Series 48 controler */ -#define AMI_EISA_IOSIZE 0x500 /* Two separate ranges?? */ -#define AMI_EISA_SLOT_OFFSET 0x800 -#define AMI_EISA_IOCONF 0x000 -#define AMI_DMA_CHANNEL 0x03 -#define AMI_IRQ_CHANNEL 0x1c -#define AMI_INT_15 0x14 -#define AMI_INT_14 0x10 -#define AMI_INT_12 0x0c -#define AMI_INT_11 0x00 -#define AMI_INT_10 0x08 -#define AMI_INT_9 0x04 -#define AMI_BIOS_ADDR 0xe0 - -#define AMI_EISA_IOCONF1 0x001 -#define AMI_PORTADDR 0x0e -#define AMI_PORT_334 0x08 -#define AMI_PORT_330 0x00 -#define AMI_PORT_234 0x0c -#define AMI_PORT_230 0x04 -#define AMI_PORT_134 0x0a -#define AMI_PORT_130 0x02 -#define AMI_IRQ_LEVEL 0x01 - - -#define AMI_MISC2_OPTIONS 0x49E -#define AMI_ENABLE_ISA_DMA 0x08 - -static int bt_eisa_probe __P((void)); -static int bt_eisa_attach __P((struct eisa_device *e_dev)); - -static struct eisa_driver bt_eisa_driver = { - "bt", - bt_eisa_probe, - bt_eisa_attach, - /*shutdown*/NULL, - &bt_unit - }; - -DATA_SET (eisadriver_set, bt_eisa_driver); - -static const char *bt_match __P((eisa_id_t type)); - -static const char* -bt_match(type) - eisa_id_t type; -{ - switch(type) { - case EISA_DEVICE_ID_BUSLOGIC_74X_B: - return ("Buslogic 74xB SCSI host adapter"); - break; - case EISA_DEVICE_ID_BUSLOGIC_74X_C: - return ("Buslogic 74xC SCSI host adapter"); - break; - case EISA_DEVICE_ID_AMI_4801: - return ("AMI Series 48 SCSI host adapter"); - break; - case EISA_DEVICE_ID_BUS4781: - return ("Storage Dimensions SDC3222F SCSI host adapter"); - break; - default: - break; - } - return (NULL); -} - -static int -bt_eisa_probe(void) -{ - u_long iobase; - struct eisa_device *e_dev = NULL; - int count; - - count = 0; - while ((e_dev = eisa_match_dev(e_dev, bt_match))) { - u_char ioconf; - u_long port; - int irq; - - iobase = (e_dev->ioconf.slot * EISA_SLOT_SIZE); - if(e_dev->id == EISA_DEVICE_ID_AMI_4801) { - u_char ioconf1; - iobase += AMI_EISA_SLOT_OFFSET; - - eisa_add_iospace(e_dev, iobase, AMI_EISA_IOSIZE, - RESVADDR_NONE); - - ioconf = inb(iobase + AMI_EISA_IOCONF); - ioconf1 = inb(iobase + AMI_EISA_IOCONF1); - /* Determine "ISA" I/O port */ - switch (ioconf1 & AMI_PORTADDR) { - case AMI_PORT_330: - port = 0x330; - break; - case AMI_PORT_334: - port = 0x334; - break; - case AMI_PORT_230: - port = 0x230; - break; - case AMI_PORT_234: - port = 0x234; - break; - case AMI_PORT_134: - port = 0x134; - break; - case AMI_PORT_130: - port = 0x130; - break; - default: - /* Disabled */ - printf("bt: AMI EISA Adapter at " - "slot %d has a disabled I/O " - "port. Cannot attach.\n", - e_dev->ioconf.slot); - continue; - } - - eisa_add_iospace(e_dev, port, BT_IOSIZE, RESVADDR_NONE); - - /* Determine our IRQ */ - switch (ioconf & AMI_IRQ_CHANNEL) { - case AMI_INT_11: - irq = 11; - break; - case AMI_INT_10: - irq = 10; - break; - case AMI_INT_15: - irq = 15; - break; - case AMI_INT_12: - irq = 12; - break; - case AMI_INT_14: - irq = 14; - break; - case AMI_INT_9: - irq = 9; - break; - default: - /* Disabled */ - printf("bt: AMI EISA Adapter at " - "slot %d has its IRQ disabled. " - "Cannot attach.\n", - e_dev->ioconf.slot); - continue; - } - } - else { - iobase += BT_EISA_SLOT_OFFSET; - - eisa_add_iospace(e_dev, iobase, BT_EISA_IOSIZE, - RESVADDR_NONE); - - ioconf = inb(iobase + EISA_IOCONF); - /* Determine "ISA" I/O port */ - switch (ioconf & PORTADDR) { - case PORT_330: - port = 0x330; - break; - case PORT_334: - port = 0x334; - break; - case PORT_230: - port = 0x230; - break; - case PORT_234: - port = 0x234; - break; - case PORT_130: - port = 0x130; - break; - case PORT_134: - port = 0x134; - break; - default: - /* Disabled */ - printf("bt: Buslogic EISA Adapter at " - "slot %d has a disabled I/O " - "port. Cannot attach.\n", - e_dev->ioconf.slot); - continue; - } - eisa_add_iospace(e_dev, port, BT_IOSIZE, RESVADDR_NONE); - - /* Determine our IRQ */ - switch (ioconf & IRQ_CHANNEL) { - case INT_11: - irq = 11; - break; - case INT_10: - irq = 10; - break; - case INT_15: - irq = 15; - break; - case INT_12: - irq = 12; - break; - case INT_14: - irq = 14; - break; - case INT_9: - irq = 9; - break; - default: - /* Disabled */ - printf("bt: Buslogic EISA Adapter at " - "slot %d has its IRQ disabled. " - "Cannot attach.\n", - e_dev->ioconf.slot); - continue; - } - - } - eisa_add_intr(e_dev, irq); - - eisa_registerdev(e_dev, &bt_eisa_driver); - - count++; - } - return count; -} - -static int -bt_eisa_attach(e_dev) - struct eisa_device *e_dev; -{ - struct bt_data *bt; - int unit = e_dev->unit; - int irq; - resvaddr_t *ioport; - resvaddr_t *eisa_ioport; - u_char level_intr; - - if (TAILQ_FIRST(&e_dev->ioconf.irqs) == NULL) - return (-1); - - irq = TAILQ_FIRST(&e_dev->ioconf.irqs)->irq_no; - - /* - * The addresses are sorted in increasing order - * so we know the port to pass to the core bt - * driver comes first. - */ - ioport = e_dev->ioconf.ioaddrs.lh_first; - - if(!ioport) - return -1; - - eisa_ioport = ioport->links.le_next; - - if(!eisa_ioport) - return -1; - - if(e_dev->id == EISA_DEVICE_ID_AMI_4801) - level_intr = inb(eisa_ioport->addr + AMI_EISA_IOCONF1) - & AMI_IRQ_LEVEL; - else - level_intr = inb(eisa_ioport->addr + EISA_IRQ_TYPE) - & LEVEL; - - eisa_reg_start(e_dev); - if(eisa_reg_iospace(e_dev, ioport)) - return -1; - - if(eisa_reg_iospace(e_dev, eisa_ioport)) - return -1; - - if(!(bt = bt_alloc(unit, ioport->addr))) - return -1; - - if(eisa_reg_intr(e_dev, irq, bt_intr, (void *)bt, &bio_imask, - /*shared ==*/level_intr)) { - bt_free(bt); - return -1; - } - eisa_reg_end(e_dev); - - /* - * Now that we know we own the resources we need, do the full - * card initialization. - */ - if(bt_init(bt)){ - bt_free(bt); - /* - * The board's IRQ line will not be left enabled - * if we can't intialize correctly, so its safe - * to release the irq. - */ - eisa_release_intr(e_dev, irq, bt_intr); - return -1; - } - - /* Attach sub-devices - always succeeds */ - bt_attach(bt); - - if(eisa_enable_intr(e_dev, irq)) { - bt_free(bt); - eisa_release_intr(e_dev, irq, bt_intr); - return -1; - } - - return 0; -} - -#endif /* NEISA > 0 */ |