| /* |
| * Detection routine for the NCR53c710 based Amiga SCSI Controllers for Linux. |
| * Amiga MacroSystemUS WarpEngine SCSI controller. |
| * Amiga Technologies A4000T SCSI controller. |
| * Amiga Technologies/DKB A4091 SCSI controller. |
| * |
| * Written 1997 by Alan Hourihane <alanh@fairlite.demon.co.uk> |
| * plus modifications of the 53c7xx.c driver to support the Amiga. |
| */ |
| #include <linux/types.h> |
| #include <linux/mm.h> |
| #include <linux/blk.h> |
| #include <linux/sched.h> |
| #include <linux/version.h> |
| #include <linux/config.h> |
| #include <linux/zorro.h> |
| |
| #include <asm/setup.h> |
| #include <asm/page.h> |
| #include <asm/pgtable.h> |
| #include <asm/amigaints.h> |
| #include <asm/amigahw.h> |
| |
| #include <asm/irq.h> |
| |
| #include "scsi.h" |
| #include "hosts.h" |
| #include "53c7xx.h" |
| #include "amiga7xx.h" |
| |
| #include<linux/stat.h> |
| |
| extern int ncr53c7xx_init (Scsi_Host_Template *tpnt, int board, int chip, |
| unsigned long base, int io_port, int irq, int dma, |
| long long options, int clock); |
| |
| int __init amiga7xx_detect(Scsi_Host_Template *tpnt) |
| { |
| static unsigned char called = 0; |
| int num = 0, clock; |
| long long options; |
| struct zorro_dev *z = NULL; |
| unsigned long address; |
| |
| if (called || !MACH_IS_AMIGA) |
| return 0; |
| |
| tpnt->proc_name = "Amiga7xx"; |
| |
| #ifdef CONFIG_A4000T_SCSI |
| if (AMIGAHW_PRESENT(A4000_SCSI)) { |
| address = 0xdd0040; |
| if (request_mem_region(address, 0x1000, "ncr53c710")) { |
| address = ZTWO_VADDR(address); |
| options = OPTION_MEMORY_MAPPED | OPTION_DEBUG_TEST1 | |
| OPTION_INTFLY | OPTION_SYNCHRONOUS | |
| OPTION_ALWAYS_SYNCHRONOUS | OPTION_DISCONNECT; |
| clock = 50000000; /* 50MHz SCSI Clock */ |
| ncr53c7xx_init(tpnt, 0, 710, address, 0, IRQ_AMIGA_PORTS, DMA_NONE, |
| options, clock); |
| num++; |
| } |
| } |
| #endif |
| |
| while ((z = zorro_find_device(ZORRO_WILDCARD, z))) { |
| unsigned long address = z->resource.start; |
| unsigned long size = z->resource.end-z->resource.start+1; |
| switch (z->id) { |
| #ifdef CONFIG_BLZ603EPLUS_SCSI |
| case ZORRO_PROD_PHASE5_BLIZZARD_603E_PLUS: |
| address = 0xf40000; |
| if (request_mem_region(address, 0x1000, "ncr53c710")) { |
| address = ZTWO_VADDR(address); |
| options = OPTION_MEMORY_MAPPED | OPTION_DEBUG_TEST1 | |
| OPTION_INTFLY | OPTION_SYNCHRONOUS | |
| OPTION_ALWAYS_SYNCHRONOUS | OPTION_DISCONNECT; |
| clock = 50000000; /* 50MHz SCSI Clock */ |
| ncr53c7xx_init(tpnt, 0, 710, address, 0, IRQ_AMIGA_PORTS, |
| DMA_NONE, options, clock); |
| num++; |
| } |
| break; |
| #endif |
| |
| #ifdef CONFIG_WARPENGINE_SCSI |
| case ZORRO_PROD_MACROSYSTEMS_WARP_ENGINE_40xx: |
| if (request_mem_region(address+0x40000, 0x1000, "ncr53c710")) { |
| address = (unsigned long)ioremap(address, size); |
| options = OPTION_MEMORY_MAPPED | OPTION_DEBUG_TEST1 | |
| OPTION_INTFLY | OPTION_SYNCHRONOUS | |
| OPTION_ALWAYS_SYNCHRONOUS | OPTION_DISCONNECT; |
| clock = 50000000; /* 50MHz SCSI Clock */ |
| ncr53c7xx_init(tpnt, 0, 710, address+0x40000, 0, |
| IRQ_AMIGA_PORTS, DMA_NONE, options, clock); |
| num++; |
| } |
| break; |
| #endif |
| |
| #ifdef CONFIG_A4091_SCSI |
| case ZORRO_PROD_CBM_A4091_1: |
| case ZORRO_PROD_CBM_A4091_2: |
| if (request_mem_region(address+0x800000, 0x1000, "ncr53c710")) { |
| address = (unsigned long)ioremap(address, size); |
| options = OPTION_MEMORY_MAPPED | OPTION_DEBUG_TEST1 | |
| OPTION_INTFLY | OPTION_SYNCHRONOUS | |
| OPTION_ALWAYS_SYNCHRONOUS | OPTION_DISCONNECT; |
| clock = 50000000; /* 50MHz SCSI Clock */ |
| ncr53c7xx_init(tpnt, 0, 710, address+0x800000, 0, |
| IRQ_AMIGA_PORTS, DMA_NONE, options, clock); |
| num++; |
| } |
| break; |
| #endif |
| |
| #ifdef CONFIG_GVP_TURBO_SCSI |
| case ZORRO_PROD_GVP_GFORCE_040_060: |
| if (request_mem_region(address+0x40000, 0x1000, "ncr53c710")) { |
| address = ZTWO_VADDR(address); |
| options = OPTION_MEMORY_MAPPED | OPTION_DEBUG_TEST1 | |
| OPTION_INTFLY | OPTION_SYNCHRONOUS | |
| OPTION_ALWAYS_SYNCHRONOUS | OPTION_DISCONNECT; |
| clock = 50000000; /* 50MHz SCSI Clock */ |
| ncr53c7xx_init(tpnt, 0, 710, address+0x40000, 0, |
| IRQ_AMIGA_PORTS, DMA_NONE, options, clock); |
| num++; |
| } |
| #endif |
| } |
| } |
| |
| called = 1; |
| return num; |
| } |
| |
| static Scsi_Host_Template driver_template = AMIGA7XX_SCSI; |
| #include "scsi_module.c" |