diff options
Diffstat (limited to 'linux/dev/drivers/scsi/g_NCR5380.c')
| -rw-r--r-- | linux/dev/drivers/scsi/g_NCR5380.c | 739 |
1 files changed, 739 insertions, 0 deletions
diff --git a/linux/dev/drivers/scsi/g_NCR5380.c b/linux/dev/drivers/scsi/g_NCR5380.c new file mode 100644 index 0000000..e2d64a1 --- /dev/null +++ b/linux/dev/drivers/scsi/g_NCR5380.c @@ -0,0 +1,739 @@ +/* + * Generic Generic NCR5380 driver + * + * Copyright 1993, Drew Eckhardt + * Visionary Computing + * (Unix and Linux consulting and custom programming) + * drew@colorado.edu + * +1 (303) 440-4894 + * + * NCR53C400 extensions (c) 1994,1995,1996, Kevin Lentin + * K.Lentin@cs.monash.edu.au + * + * ALPHA RELEASE 1. + * + * For more information, please consult + * + * NCR 5380 Family + * SCSI Protocol Controller + * Databook + * + * NCR Microelectronics + * 1635 Aeroplaza Drive + * Colorado Springs, CO 80916 + * 1+ (719) 578-3400 + * 1+ (800) 334-5454 + */ + +/* + * TODO : flesh out DMA support, find some one actually using this (I have + * a memory mapped Trantor board that works fine) + */ + +/* + * Options : + * + * PARITY - enable parity checking. Not supported. + * + * SCSI2 - enable support for SCSI-II tagged queueing. Untested. + * + * USLEEP - enable support for devices that don't disconnect. Untested. + * + * The card is detected and initialized in one of several ways : + * 1. With command line overrides - NCR5380=port,irq may be + * used on the LILO command line to override the defaults. + * + * 2. With the GENERIC_NCR5380_OVERRIDE compile time define. This is + * specified as an array of address, irq, dma, board tuples. Ie, for + * one board at 0x350, IRQ5, no dma, I could say + * -DGENERIC_NCR5380_OVERRIDE={{0xcc000, 5, DMA_NONE, BOARD_NCR5380}} + * + * -1 should be specified for no or DMA interrupt, -2 to autoprobe for an + * IRQ line if overridden on the command line. + * + * 3. When included as a module, with arguments passed on the command line: + * ncr_irq=xx the interrupt + * ncr_addr=xx the port or base address (for port or memory + * mapped, resp.) + * ncr_dma=xx the DMA + * ncr_5380=1 to set up for a NCR5380 board + * ncr_53c400=1 to set up for a NCR53C400 board + * e.g. + * modprobe g_NCR5380 ncr_irq=5 ncr_addr=0x350 ncr_5380=1 + * for a port mapped NCR5380 board or + * modprobe g_NCR5380 ncr_irq=255 ncr_addr=0xc8000 ncr_53c400=1 + * for a memory mapped NCR53C400 board with interrupts disabled. + * + * 255 should be specified for no or DMA interrupt, 254 to autoprobe for an + * IRQ line if overridden on the command line. + * + */ + +/* + * $Log: generic_NCR5380.c,v $ + */ + +#ifdef MACH +#define GENERIC_NCR5380_OVERRIDE {{(NCR5380_map_type)0x350,5,0,BOARD_NCR53C400}}; +#define CONFIG_SCSI_GENERIC_NCR53C400 +#define CONFIG_SCSI_G_NCR5380_MEM +#endif + +#define AUTOPROBE_IRQ +#define AUTOSENSE + +#include <linux/config.h> + +#ifdef CONFIG_SCSI_GENERIC_NCR53C400 +#define NCR53C400_PSEUDO_DMA 1 +#define PSEUDO_DMA +#define NCR53C400 +#define NCR5380_STATS +#undef NCR5380_STAT_LIMIT +#endif +#if defined(CONFIG_SCSI_G_NCR5380_PORT) && defined(CONFIG_SCSI_G_NCR5380_MEM) +#error You can not configure the Generic NCR 5380 SCSI Driver for memory mapped I/O and port mapped I/O at the same time (yet) +#endif +#if !defined(CONFIG_SCSI_G_NCR5380_PORT) && !defined(CONFIG_SCSI_G_NCR5380_MEM) +#error You must configure the Generic NCR 5380 SCSI Driver for one of memory mapped I/O and port mapped I/O. +#endif + +#include <asm/system.h> +#include <asm/io.h> +#include <linux/signal.h> +#include <linux/sched.h> +#include <linux/blk.h> +#include "scsi.h" +#include "hosts.h" +#include "g_NCR5380.h" +#include "NCR5380.h" +#include "constants.h" +#include "sd.h" +#include<linux/stat.h> + +struct proc_dir_entry proc_scsi_g_ncr5380 = { + PROC_SCSI_GENERIC_NCR5380, 9, "g_NCR5380", + S_IFDIR | S_IRUGO | S_IXUGO, 2 +}; + +#define NCR_NOT_SET 0 +static int ncr_irq=NCR_NOT_SET; +static int ncr_dma=NCR_NOT_SET; +static int ncr_addr=NCR_NOT_SET; +static int ncr_5380=NCR_NOT_SET; +static int ncr_53c400=NCR_NOT_SET; + +static struct override { + NCR5380_implementation_fields; + int irq; + int dma; + int board; /* Use NCR53c400, Ricoh, etc. extensions ? */ +} overrides +#ifdef GENERIC_NCR5380_OVERRIDE + [] = GENERIC_NCR5380_OVERRIDE +#else + [1] = {{0,},}; +#endif + +#define NO_OVERRIDES (sizeof(overrides) / sizeof(struct override)) + +/* + * Function : static internal_setup(int board, char *str, int *ints) + * + * Purpose : LILO command line initialization of the overrides array, + * + * Inputs : board - either BOARD_NCR5380 for a normal NCR5380 board, + * or BOARD_NCR53C400 for a NCR53C400 board. str - unused, ints - + * array of integer parameters with ints[0] equal to the number of ints. + * + */ + +static void internal_setup(int board, char *str, int *ints) { + static int commandline_current = 0; + switch (board) { + case BOARD_NCR5380: + if (ints[0] != 2 && ints[0] != 3) { + printk("generic_NCR5380_setup : usage ncr5380=" STRVAL(NCR5380_map_name) ",irq,dma\n"); + return; + } + case BOARD_NCR53C400: + if (ints[0] != 2) { + printk("generic_NCR53C400_setup : usage ncr53c400=" STRVAL(NCR5380_map_name) ",irq\n"); + return; + } + } + + if (commandline_current < NO_OVERRIDES) { + overrides[commandline_current].NCR5380_map_name = (NCR5380_map_type)ints[1]; + overrides[commandline_current].irq = ints[2]; + if (ints[0] == 3) + overrides[commandline_current].dma = ints[3]; + else + overrides[commandline_current].dma = DMA_NONE; + overrides[commandline_current].board = board; + ++commandline_current; + } +} + +/* + * Function : generic_NCR5380_setup (char *str, int *ints) + * + * Purpose : LILO command line initialization of the overrides array, + * + * Inputs : str - unused, ints - array of integer parameters with ints[0] + * equal to the number of ints. + */ + +void generic_NCR5380_setup (char *str, int *ints) { + internal_setup (BOARD_NCR5380, str, ints); +} + +/* + * Function : generic_NCR53C400_setup (char *str, int *ints) + * + * Purpose : LILO command line initialization of the overrides array, + * + * Inputs : str - unused, ints - array of integer parameters with ints[0] + * equal to the number of ints. + */ + +void generic_NCR53C400_setup (char *str, int *ints) { + internal_setup (BOARD_NCR53C400, str, ints); +} + +/* + * Function : int generic_NCR5380_detect(Scsi_Host_Template * tpnt) + * + * Purpose : initializes generic NCR5380 driver based on the + * command line / compile time port and irq definitions. + * + * Inputs : tpnt - template for this SCSI adapter. + * + * Returns : 1 if a host adapter was found, 0 if not. + * + */ + +int generic_NCR5380_detect(Scsi_Host_Template * tpnt) { + static int current_override = 0; + int count; + int flags = 0; + struct Scsi_Host *instance; + + if (ncr_irq != NCR_NOT_SET) + overrides[0].irq=ncr_irq; + if (ncr_dma != NCR_NOT_SET) + overrides[0].dma=ncr_dma; + if (ncr_addr != NCR_NOT_SET) + overrides[0].NCR5380_map_name=(NCR5380_map_type)ncr_addr; + if (ncr_5380 != NCR_NOT_SET) + overrides[0].board=BOARD_NCR5380; + else if (ncr_53c400 != NCR_NOT_SET) + overrides[0].board=BOARD_NCR53C400; + + tpnt->proc_dir = &proc_scsi_g_ncr5380; + + for (count = 0; current_override < NO_OVERRIDES; ++current_override) { + if (!(overrides[current_override].NCR5380_map_name)) + continue; + + switch (overrides[current_override].board) { + case BOARD_NCR5380: + flags = FLAG_NO_PSEUDO_DMA; + break; + case BOARD_NCR53C400: + flags = FLAG_NCR53C400; + break; + } + + instance = scsi_register (tpnt, sizeof(struct NCR5380_hostdata)); + instance->NCR5380_instance_name = overrides[current_override].NCR5380_map_name; + + NCR5380_init(instance, flags); + + if (overrides[current_override].irq != IRQ_AUTO) + instance->irq = overrides[current_override].irq; + else + instance->irq = NCR5380_probe_irq(instance, 0xffff); + + if (instance->irq != IRQ_NONE) + if (request_irq(instance->irq, generic_NCR5380_intr, SA_INTERRUPT, "NCR5380", NULL)) { + printk("scsi%d : IRQ%d not free, interrupts disabled\n", + instance->host_no, instance->irq); + instance->irq = IRQ_NONE; + } + + if (instance->irq == IRQ_NONE) { + printk("scsi%d : interrupts not enabled. for better interactive performance,\n", instance->host_no); + printk("scsi%d : please jumper the board for a free IRQ.\n", instance->host_no); + } + + printk("scsi%d : at " STRVAL(NCR5380_map_name) " 0x%x", instance->host_no, (unsigned int)instance->NCR5380_instance_name); + if (instance->irq == IRQ_NONE) + printk (" interrupts disabled"); + else + printk (" irq %d", instance->irq); + printk(" options CAN_QUEUE=%d CMD_PER_LUN=%d release=%d", + CAN_QUEUE, CMD_PER_LUN, GENERIC_NCR5380_PUBLIC_RELEASE); + NCR5380_print_options(instance); + printk("\n"); + + ++current_override; + ++count; + } + return count; +} + +const char * generic_NCR5380_info (struct Scsi_Host* host) { + static const char string[]="Generic NCR5380/53C400 Driver"; + return string; +} + +int generic_NCR5380_release_resources(struct Scsi_Host * instance) +{ + NCR5380_local_declare(); + + NCR5380_setup(instance); + + if (instance->irq != IRQ_NONE) + free_irq(instance->irq, NULL); + + return 0; +} + +#ifdef BIOSPARAM +/* + * Function : int generic_NCR5380_biosparam(Disk * disk, kdev_t dev, int *ip) + * + * Purpose : Generates a BIOS / DOS compatible H-C-S mapping for + * the specified device / size. + * + * Inputs : size = size of device in sectors (512 bytes), dev = block device + * major / minor, ip[] = {heads, sectors, cylinders} + * + * Returns : always 0 (success), initializes ip + * + */ + +/* + * XXX Most SCSI boards use this mapping, I could be incorrect. Some one + * using hard disks on a trantor should verify that this mapping corresponds + * to that used by the BIOS / ASPI driver by running the linux fdisk program + * and matching the H_C_S coordinates to what DOS uses. + */ + +int generic_NCR5380_biosparam(Disk * disk, kdev_t dev, int *ip) +{ + int size = disk->capacity; + ip[0] = 64; + ip[1] = 32; + ip[2] = size >> 11; + return 0; +} +#endif + +#if NCR53C400_PSEUDO_DMA +static inline int NCR5380_pread (struct Scsi_Host *instance, unsigned char *dst, int len) +{ + int blocks = len / 128; + int start = 0; + int i; + int bl; + NCR5380_local_declare(); + + NCR5380_setup(instance); + +#if (NDEBUG & NDEBUG_C400_PREAD) + printk("53C400r: About to read %d blocks for %d bytes\n", blocks, len); +#endif + + NCR5380_write(C400_CONTROL_STATUS_REG, CSR_BASE | CSR_TRANS_DIR); + NCR5380_write(C400_BLOCK_COUNTER_REG, blocks); + while (1) { + +#if (NDEBUG & NDEBUG_C400_PREAD) + printk("53C400r: %d blocks left\n", blocks); +#endif + + if ((bl=NCR5380_read(C400_BLOCK_COUNTER_REG)) == 0) { +#if (NDEBUG & NDEBUG_C400_PREAD) + if (blocks) + printk("53C400r: blocks still == %d\n", blocks); + else + printk("53C400r: Exiting loop\n"); +#endif + break; + } + +#if 1 + if (NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_GATED_53C80_IRQ) { + printk("53C400r: Got 53C80_IRQ start=%d, blocks=%d\n", start, blocks); + return -1; + } +#endif + +#if (NDEBUG & NDEBUG_C400_PREAD) + printk("53C400r: Waiting for buffer, bl=%d\n", bl); +#endif + + while (NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_HOST_BUF_NOT_RDY) + ; +#if (NDEBUG & NDEBUG_C400_PREAD) + printk("53C400r: Transferring 128 bytes\n"); +#endif + +#ifdef CONFIG_SCSI_G_NCR5380_PORT + for (i=0; i<128; i++) + dst[start+i] = NCR5380_read(C400_HOST_BUFFER); +#else + /* implies CONFIG_SCSI_G_NCR5380_MEM */ + memmove(dst+start,NCR53C400_host_buffer+NCR5380_map_name,128); +#endif + start+=128; + blocks--; + } + + if (blocks) { +#if (NDEBUG & NDEBUG_C400_PREAD) + printk("53C400r: EXTRA: Waiting for buffer\n"); +#endif + while (NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_HOST_BUF_NOT_RDY) + ; + +#if (NDEBUG & NDEBUG_C400_PREAD) + printk("53C400r: Transferring EXTRA 128 bytes\n"); +#endif +#ifdef CONFIG_SCSI_G_NCR5380_PORT + for (i=0; i<128; i++) + dst[start+i] = NCR5380_read(C400_HOST_BUFFER); +#else + /* implies CONFIG_SCSI_G_NCR5380_MEM */ + memmove(dst+start,NCR53C400_host_buffer+NCR5380_map_name,128); +#endif + start+=128; + blocks--; + } +#if (NDEBUG & NDEBUG_C400_PREAD) + else + printk("53C400r: No EXTRA required\n"); +#endif + +#if (NDEBUG & NDEBUG_C400_PREAD) + printk("53C400r: Final values: blocks=%d start=%d\n", blocks, start); +#endif + + if (!(NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_GATED_53C80_IRQ)) + printk("53C400r: no 53C80 gated irq after transfer"); +#if (NDEBUG & NDEBUG_C400_PREAD) + else + printk("53C400r: Got 53C80 interrupt and tried to clear it\n"); +#endif + +/* DON'T DO THIS - THEY NEVER ARRIVE! + printk("53C400r: Waiting for 53C80 registers\n"); + while (NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_53C80_REG) + ; +*/ + + if (!(NCR5380_read(BUS_AND_STATUS_REG) & BASR_END_DMA_TRANSFER)) + printk("53C400r: no end dma signal\n"); +#if (NDEBUG & NDEBUG_C400_PREAD) + else + printk("53C400r: end dma as expected\n"); +#endif + + NCR5380_write(MODE_REG, MR_BASE); + NCR5380_read(RESET_PARITY_INTERRUPT_REG); + return 0; +} + +static inline int NCR5380_pwrite (struct Scsi_Host *instance, unsigned char *src, int len) +{ + int blocks = len / 128; + int start = 0; + int i; + int bl; + NCR5380_local_declare(); + + NCR5380_setup(instance); + +#if (NDEBUG & NDEBUG_C400_PWRITE) + printk("53C400w: About to write %d blocks for %d bytes\n", blocks, len); +#endif + + NCR5380_write(C400_CONTROL_STATUS_REG, CSR_BASE); + NCR5380_write(C400_BLOCK_COUNTER_REG, blocks); + while (1) { + if (NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_GATED_53C80_IRQ) { + printk("53C400w: Got 53C80_IRQ start=%d, blocks=%d\n", start, blocks); + return -1; + } + + if ((bl=NCR5380_read(C400_BLOCK_COUNTER_REG)) == 0) { +#if (NDEBUG & NDEBUG_C400_PWRITE) + if (blocks) + printk("53C400w: exiting loop, blocks still == %d\n", blocks); + else + printk("53C400w: exiting loop\n"); +#endif + break; + } + +#if (NDEBUG & NDEBUG_C400_PWRITE) + printk("53C400w: %d blocks left\n", blocks); + + printk("53C400w: waiting for buffer, bl=%d\n", bl); +#endif + while (NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_HOST_BUF_NOT_RDY) + ; + +#if (NDEBUG & NDEBUG_C400_PWRITE) + printk("53C400w: transferring 128 bytes\n"); +#endif +#ifdef CONFIG_SCSI_G_NCR5380_PORT + for (i=0; i<128; i++) + NCR5380_write(C400_HOST_BUFFER, src[start+i]); +#else + /* implies CONFIG_SCSI_G_NCR5380_MEM */ + memmove(NCR53C400_host_buffer+NCR5380_map_name,src+start,128); +#endif + start+=128; + blocks--; + } + if (blocks) { +#if (NDEBUG & NDEBUG_C400_PWRITE) + printk("53C400w: EXTRA waiting for buffer\n"); +#endif + while (NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_HOST_BUF_NOT_RDY) + ; + +#if (NDEBUG & NDEBUG_C400_PWRITE) + printk("53C400w: transferring EXTRA 128 bytes\n"); +#endif +#ifdef CONFIG_SCSI_G_NCR5380_PORT + for (i=0; i<128; i++) + NCR5380_write(C400_HOST_BUFFER, src[start+i]); +#else + /* implies CONFIG_SCSI_G_NCR5380_MEM */ + memmove(NCR53C400_host_buffer+NCR5380_map_name,src+start,128); +#endif + start+=128; + blocks--; + } +#if (NDEBUG & NDEBUG_C400_PWRITE) + else + printk("53C400w: No EXTRA required\n"); +#endif + +#if (NDEBUG & NDEBUG_C400_PWRITE) + printk("53C400w: Final values: blocks=%d start=%d\n", blocks, start); +#endif + +#if 0 + printk("53C400w: waiting for registers to be available\n"); + THEY NEVER DO! + while (NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_53C80_REG) + ; + printk("53C400w: Got em\n"); +#endif + + /* Let's wait for this instead - could be ugly */ + /* All documentation says to check for this. Maybe my hardware is too + * fast. Waiting for it seems to work fine! KLL + */ + while (!(i = NCR5380_read(C400_CONTROL_STATUS_REG) & CSR_GATED_53C80_IRQ)) + ; + + /* + * I know. i is certainly != 0 here but the loop is new. See previous + * comment. + */ + if (i) { +#if (NDEBUG & NDEBUG_C400_PWRITE) + printk("53C400w: got 53C80 gated irq (last block)\n"); +#endif + if (!((i=NCR5380_read(BUS_AND_STATUS_REG)) & BASR_END_DMA_TRANSFER)) + printk("53C400w: No END OF DMA bit - WHOOPS! BASR=%0x\n",i); +#if (NDEBUG & NDEBUG_C400_PWRITE) + else + printk("53C400w: Got END OF DMA\n"); +#endif + } + else + printk("53C400w: no 53C80 gated irq after transfer (last block)\n"); + +#if 0 + if (!(NCR5380_read(BUS_AND_STATUS_REG) & BASR_END_DMA_TRANSFER)) { + printk("53C400w: no end dma signal\n"); + } +#endif + +#if (NDEBUG & NDEBUG_C400_PWRITE) + printk("53C400w: waiting for last byte...\n"); +#endif + while (!(NCR5380_read(TARGET_COMMAND_REG) & TCR_LAST_BYTE_SENT)) + ; + +#if (NDEBUG & NDEBUG_C400_PWRITE) + printk("53C400w: got last byte.\n"); + printk("53C400w: pwrite exiting with status 0, whoopee!\n"); +#endif + return 0; +} +#endif /* PSEUDO_DMA */ + +#include "NCR5380.c" + +#define PRINTP(x) len += sprintf(buffer+len, x) +#define ANDP , + +static int sprint_opcode(char* buffer, int len, int opcode) { + int start = len; + PRINTP("0x%02x " ANDP opcode); + return len-start; +} + +static int sprint_command (char* buffer, int len, unsigned char *command) { + int i,s,start=len; + len += sprint_opcode(buffer, len, command[0]); + for ( i = 1, s = COMMAND_SIZE(command[0]); i < s; ++i) + PRINTP("%02x " ANDP command[i]); + PRINTP("\n"); + return len-start; +} + +static int sprint_Scsi_Cmnd (char* buffer, int len, Scsi_Cmnd *cmd) { + int start = len; + PRINTP("host number %d destination target %d, lun %d\n" ANDP + cmd->host->host_no ANDP + cmd->target ANDP + cmd->lun); + PRINTP(" command = "); + len += sprint_command (buffer, len, cmd->cmnd); + return len-start; +} + +int generic_NCR5380_proc_info(char* buffer, char** start, off_t offset, int length, int hostno, int inout) +{ + int len = 0; + NCR5380_local_declare(); + unsigned char status; + int i; + struct Scsi_Host *scsi_ptr; + Scsi_Cmnd *ptr; + Scsi_Device *dev; + struct NCR5380_hostdata *hostdata; + + cli(); + + for (scsi_ptr = first_instance; scsi_ptr; scsi_ptr=scsi_ptr->next) + if (scsi_ptr->host_no == hostno) + break; + NCR5380_setup(scsi_ptr); + hostdata = (struct NCR5380_hostdata *)scsi_ptr->hostdata; + + PRINTP("SCSI host number %d : %s\n" ANDP scsi_ptr->host_no ANDP scsi_ptr->hostt->name); + PRINTP("Generic NCR5380 driver version %d\n" ANDP GENERIC_NCR5380_PUBLIC_RELEASE); + PRINTP("NCR5380 core version %d\n" ANDP NCR5380_PUBLIC_RELEASE); +#ifdef NCR53C400 + PRINTP("NCR53C400 extension version %d\n" ANDP NCR53C400_PUBLIC_RELEASE); + PRINTP("NCR53C400 card%s detected\n" ANDP (((struct NCR5380_hostdata *)scsi_ptr->hostdata)->flags & FLAG_NCR53C400)?"":" not"); +# if NCR53C400_PSEUDO_DMA + PRINTP("NCR53C400 pseudo DMA used\n"); +# endif +#else + PRINTP("NO NCR53C400 driver extensions\n"); +#endif + PRINTP("Using %s mapping at %s 0x%x, " ANDP STRVAL(NCR5380_map_config) ANDP STRVAL(NCR5380_map_name) ANDP scsi_ptr->NCR5380_instance_name); + if (scsi_ptr->irq == IRQ_NONE) + PRINTP("no interrupt\n"); + else + PRINTP("on interrupt %d\n" ANDP scsi_ptr->irq); + +#ifdef NCR5380_STATS + if (hostdata->connected || hostdata->issue_queue || hostdata->disconnected_queue) + PRINTP("There are commands pending, transfer rates may be crud\n"); + if (hostdata->pendingr) + PRINTP(" %d pending reads" ANDP hostdata->pendingr); + if (hostdata->pendingw) + PRINTP(" %d pending writes" ANDP hostdata->pendingw); + if (hostdata->pendingr || hostdata->pendingw) + PRINTP("\n"); + for (dev = scsi_devices; dev; dev=dev->next) { + if (dev->host == scsi_ptr) { + unsigned long br = hostdata->bytes_read[dev->id]; + unsigned long bw = hostdata->bytes_write[dev->id]; + long tr = hostdata->time_read[dev->id] / HZ; + long tw = hostdata->time_write[dev->id] / HZ; + + PRINTP(" T:%d %s " ANDP dev->id ANDP (dev->type < MAX_SCSI_DEVICE_CODE) ? scsi_device_types[(int)dev->type] : "Unknown"); + for (i=0; i<8; i++) + if (dev->vendor[i] >= 0x20) + *(buffer+(len++)) = dev->vendor[i]; + *(buffer+(len++)) = ' '; + for (i=0; i<16; i++) + if (dev->model[i] >= 0x20) + *(buffer+(len++)) = dev->model[i]; + *(buffer+(len++)) = ' '; + for (i=0; i<4; i++) + if (dev->rev[i] >= 0x20) + *(buffer+(len++)) = dev->rev[i]; + *(buffer+(len++)) = ' '; + + PRINTP("\n%10ld kb read in %5ld secs" ANDP br/1024 ANDP tr); + if (tr) + PRINTP(" @ %5ld bps" ANDP br / tr); + + PRINTP("\n%10ld kb written in %5ld secs" ANDP bw/1024 ANDP tw); + if (tw) + PRINTP(" @ %5ld bps" ANDP bw / tw); + PRINTP("\n"); + } + } +#endif + + status = NCR5380_read(STATUS_REG); + if (!(status & SR_REQ)) + PRINTP("REQ not asserted, phase unknown.\n"); + else { + for (i = 0; (phases[i].value != PHASE_UNKNOWN) && + (phases[i].value != (status & PHASE_MASK)); ++i) + ; + PRINTP("Phase %s\n" ANDP phases[i].name); + } + + if (!hostdata->connected) { + PRINTP("No currently connected command\n"); + } else { + len += sprint_Scsi_Cmnd (buffer, len, (Scsi_Cmnd *) hostdata->connected); + } + + PRINTP("issue_queue\n"); + + for (ptr = (Scsi_Cmnd *) hostdata->issue_queue; ptr; + ptr = (Scsi_Cmnd *) ptr->host_scribble) + len += sprint_Scsi_Cmnd (buffer, len, ptr); + + PRINTP("disconnected_queue\n"); + + for (ptr = (Scsi_Cmnd *) hostdata->disconnected_queue; ptr; + ptr = (Scsi_Cmnd *) ptr->host_scribble) + len += sprint_Scsi_Cmnd (buffer, len, ptr); + + *start = buffer + offset; + len -= offset; + if (len > length) + len = length; + sti(); + return len; +} + +#undef PRINTP +#undef ANDP + +#ifdef MODULE +/* Eventually this will go into an include file, but this will be later */ +Scsi_Host_Template driver_template = GENERIC_NCR5380; + +#include <linux/module.h> +#include "scsi_module.c" +#endif |