int amiga7xx_detect(Scsi_Host_Template *tpnt)
{
static unsigned char called = 0;
int key, clock;
int num = 0;
unsigned long address;
long long options;
struct ConfigDev *cd;
if (called || !MACH_IS_AMIGA)
return 0;
tpnt->proc_dir = &proc_scsi_amiga7xx;
#if defined(CONFIG_BLZ603EPLUS_SCSI) || defined(CONFIG_BLZ603EPLUS_SCSI_MODULE)
if ((key = zorro_find(MANUF_PHASE5, PROD_BLIZZARD_603E_SCSI, 0, 0)))
{
cd = zorro_get_board(key);
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,
(u32)(unsigned char *)ZTWO_VADDR(0xf40000),
0, IRQ_AMIGA_PORTS & ~IRQ_MACHSPEC, DMA_NONE,
options, clock);
zorro_config_board(key, 0);
num++;
}
#endif
#if defined(CONFIG_WARPENGINE_SCSI) || defined(CONFIG_WARPENGINE_SCSI_MODULE)
if ((key = zorro_find(MANUF_MACROSYSTEMS, PROD_WARP_ENGINE, 0, 0)))
{
cd = zorro_get_board(key);
address = (unsigned long)kernel_map((unsigned long)cd->cd_BoardAddr,
cd->cd_BoardSize, KERNELMAP_NOCACHE_SER, NULL);
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, (u32)(unsigned char *)(address + 0x40000),
0, IRQ_AMIGA_PORTS & ~IRQ_MACHSPEC, DMA_NONE,
options, clock);
zorro_config_board(key, 0);
num++;
}
#endif
#if defined(CONFIG_A4000T_SCSI) || defined(CONFIG_A4000T_SCSI_MODULE)
if (AMIGAHW_PRESENT(A4000_SCSI))
{
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,
(u32)(unsigned char *)ZTWO_VADDR(0xDD0040),
0, IRQ_AMIGA_PORTS & ~IRQ_MACHSPEC, DMA_NONE,
options, clock);
num++;
}
#endif
#if defined(CONFIG_A4091_SCSI) || defined(CONFIG_A4091_SCSI_MODULE)
while ( (key = zorro_find(MANUF_COMMODORE, PROD_A4091, 0, 0)) ||
(key = zorro_find(MANUF_COMMODORE2, PROD_A4091_2, 0, 0)) )
{
cd = zorro_get_board(key);
address = (unsigned long)kernel_map((unsigned long)cd->cd_BoardAddr,
cd->cd_BoardSize, KERNELMAP_NOCACHE_SER, NULL);
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, (u32)(unsigned char *)(address+0x800000),
0, IRQ_AMIGA_PORTS & ~IRQ_MACHSPEC,
DMA_NONE, options, clock);
zorro_config_board(key, 0);
num++;
}
#endif
called = 1;
return num;
}
/***************************************************************** Detection */
int fastlane_esp_detect(Scsi_Host_Template *tpnt)
{
struct NCR_ESP *esp;
const struct ConfigDev *esp_dev;
unsigned int key;
unsigned long address;
if ((key = zorro_find(ZORRO_PROD_PHASE5_BLIZZARD_1230_II_FASTLANE_Z3_CYBERSCSI_CYBERSTORM060, 0, 0))){
esp_dev = zorro_get_board(key);
/* Check if this is really a fastlane controller. The problem
* is that also the cyberstorm and blizzard controllers use
* this ID value. Fortunately only Fastlane maps in Z3 space
*/
if((unsigned long)esp_dev->cd_BoardAddr < 0x1000000)
return 0;
esp = esp_allocate(tpnt, (void *) esp_dev);
/* Do command transfer with programmed I/O */
esp->do_pio_cmds = 1;
/* Required functions */
esp->dma_bytes_sent = &dma_bytes_sent;
esp->dma_can_transfer = &dma_can_transfer;
esp->dma_dump_state = &dma_dump_state;
esp->dma_init_read = &dma_init_read;
esp->dma_init_write = &dma_init_write;
esp->dma_ints_off = &dma_ints_off;
esp->dma_ints_on = &dma_ints_on;
esp->dma_irq_p = &dma_irq_p;
esp->dma_ports_p = &dma_ports_p;
esp->dma_setup = &dma_setup;
/* Optional functions */
esp->dma_barrier = 0;
esp->dma_drain = 0;
esp->dma_invalidate = 0;
esp->dma_irq_entry = 0;
esp->dma_irq_exit = &dma_irq_exit;
esp->dma_led_on = &dma_led_on;
esp->dma_led_off = &dma_led_off;
esp->dma_poll = 0;
esp->dma_reset = 0;
/* Initialize the portBits (enable IRQs) */
ctrl_data = (FASTLANE_DMA_FCODE |
#ifndef NODMAIRQ
FASTLANE_DMA_EDI |
#endif
FASTLANE_DMA_ESI);
/* SCSI chip clock */
esp->cfreq = 40000000;
/* Map the physical address space into virtual kernel space */
address = (unsigned long)
kernel_map((unsigned long)esp_dev->cd_BoardAddr,
esp_dev->cd_BoardSize,
KERNELMAP_NOCACHE_SER,
NULL);
if(!address){
printk("Could not remap Fastlane controller memory!");
scsi_unregister (esp->ehost);
return 0;
}
/* The DMA registers on the Fastlane are mapped
* relative to the device (i.e. in the same Zorro
* I/O block).
*/
esp->dregs = (void *)(address + FASTLANE_DMA_ADDR);
/* ESP register base */
esp->eregs = (struct ESP_regs *)(address + FASTLANE_ESP_ADDR);
/* Board base */
esp->edev = (void *) address;
/* Set the command buffer */
esp->esp_command = (volatile unsigned char*) cmd_buffer;
esp->esp_command_dvma = virt_to_bus((unsigned long) cmd_buffer);
esp->irq = IRQ_AMIGA_PORTS;
request_irq(IRQ_AMIGA_PORTS, esp_intr, 0,
"Fastlane SCSI", esp_intr);
/* Controller ID */
esp->scsi_id = 7;
/* Check for differential SCSI-bus */
/* What is this stuff? */
esp->diff = 0;
dma_clear(esp);
esp_initialize(esp);
zorro_config_board(key, 0);
printk("\nESP: Total of %d ESP hosts found, %d actually in use.\n", nesps,esps_in_use);
esps_running = esps_in_use;
return esps_in_use;
}
return 0;
}
