*/
#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/stat.h>
-#include <linux/mm.h>
-#include <linux/blkdev.h>
-#include <linux/sched.h>
-#include <linux/version.h>
-#include <linux/config.h>
+#include <linux/interrupt.h>
#include <linux/module.h>
-
-#include <scsi/scsicam.h>
-
-#include <asm/page.h>
-#include <asm/pgtable.h>
-#include <asm/irq.h>
+#include <linux/types.h>
#include <asm/hardware.h>
-#include <asm/delay.h>
#include <asm/io.h>
#include "../parisc/gsc.h"
-#include "scsi.h"
-#include "hosts.h"
#include "ncr53c8xx.h"
#define IO_MODULE_IO_COMMAND (12*4)
#define IO_MODULE_IO_STATUS (13*4)
-#define IOSTATUS_RY 0x40
-#define IOSTATUS_FE 0x80
-#define IOIIDATA_SMINT5L 0x40000000
-#define IOIIDATA_MINT5EN 0x20000000
-#define IOIIDATA_PACKEN 0x10000000
-#define IOIIDATA_PREFETCHEN 0x08000000
-#define IOIIDATA_IOII 0x00000020
+#define IOSTATUS_RY 0x40
+#define IOSTATUS_FE 0x80
+#define IOIIDATA_SMINT5L 0x40000000
+#define IOIIDATA_MINT5EN 0x20000000
+#define IOIIDATA_PACKEN 0x10000000
+#define IOIIDATA_PREFETCHEN 0x08000000
+#define IOIIDATA_IOII 0x00000020
#define CMD_RESET 5
-static ncr_chip zalon720_chip __initdata = {
- .device_id = PSEUDO_720_ID,
+static struct ncr_chip zalon720_chip __initdata = {
.revision_id = 0x0f,
- .name = "720",
.burst_max = 3,
.offset_max = 8,
.nr_divisor = 4,
}
#endif
-static Scsi_Host_Template zalon7xx_template = {
+static struct scsi_host_template zalon7xx_template = {
.module = THIS_MODULE,
.proc_name = "zalon7xx",
};
{
struct gsc_irq gsc_irq;
u32 zalon_vers;
- int irq, error = -ENODEV;
- unsigned long zalon = dev->hpa;
- unsigned long io_port = zalon + GSC_SCSI_ZALON_OFFSET;
+ int error = -ENODEV;
+ void __iomem *zalon = ioremap_nocache(dev->hpa.start, 4096);
+ void __iomem *io_port = zalon + GSC_SCSI_ZALON_OFFSET;
static int unit = 0;
struct Scsi_Host *host;
struct ncr_device device;
__raw_writel(CMD_RESET, zalon + IO_MODULE_IO_COMMAND);
while (!(__raw_readl(zalon + IO_MODULE_IO_STATUS) & IOSTATUS_RY))
- ;
+ cpu_relax();
__raw_writel(IOIIDATA_MINT5EN | IOIIDATA_PACKEN | IOIIDATA_PREFETCHEN,
zalon + IO_MODULE_II_CDATA);
/* XXX: Save the Zalon version for bug workarounds? */
- zalon_vers = __raw_readl(dev->hpa + IO_MODULE_II_CDATA) & 0x07000000;
- zalon_vers >>= 24;
+ zalon_vers = (__raw_readl(zalon + IO_MODULE_II_CDATA) >> 24) & 0x07;
/* Setup the interrupts first.
** Later on request_irq() will register the handler.
*/
- irq = gsc_alloc_irq(&gsc_irq);
+ dev->irq = gsc_alloc_irq(&gsc_irq);
- printk("%s: Zalon vers field is 0x%x, IRQ %d\n", __FUNCTION__,
- zalon_vers, irq);
+ printk(KERN_INFO "%s: Zalon version %d, IRQ %d\n", __FUNCTION__,
+ zalon_vers, dev->irq);
- __raw_writel(gsc_irq.txn_addr | gsc_irq.txn_data, dev->hpa + IO_MODULE_EIM);
+ __raw_writel(gsc_irq.txn_addr | gsc_irq.txn_data, zalon + IO_MODULE_EIM);
if (zalon_vers == 0)
printk(KERN_WARNING "%s: Zalon 1.1 or earlier\n", __FUNCTION__);
memset(&device, 0, sizeof(struct ncr_device));
/* The following three are needed before any other access. */
- writeb(0x20, io_port + 0x38); /* DCNTL_REG, EA */
- writeb(0x04, io_port + 0x1b); /* CTEST0_REG, EHP */
- writeb(0x80, io_port + 0x22); /* CTEST4_REG, MUX */
+ __raw_writeb(0x20, io_port + 0x38); /* DCNTL_REG, EA */
+ __raw_writeb(0x04, io_port + 0x1b); /* CTEST0_REG, EHP */
+ __raw_writeb(0x80, io_port + 0x22); /* CTEST4_REG, MUX */
/* Initialise ncr_device structure with items required by ncr_attach. */
device.chip = zalon720_chip;
device.host_id = 7;
device.dev = &dev->dev;
- device.slot.base = (u_long)io_port;
- device.slot.base_c = (u_long)io_port;
- device.slot.irq = irq;
+ device.slot.base = dev->hpa.start + GSC_SCSI_ZALON_OFFSET;
+ device.slot.base_v = io_port;
+ device.slot.irq = dev->irq;
device.differential = 2;
host = ncr_attach(&zalon7xx_template, unit, &device);
if (!host)
goto fail;
- if (request_irq(irq, ncr53c8xx_intr, SA_SHIRQ, dev->dev.bus_id, host)) {
+ if (request_irq(dev->irq, ncr53c8xx_intr, IRQF_SHARED, "zalon", host)) {
printk(KERN_ERR "%s: irq problem with %d, detaching\n ",
- dev->dev.bus_id, irq);
+ dev->dev.bus_id, dev->irq);
goto fail;
}
return 0;
fail_free_irq:
- free_irq(irq, host);
+ free_irq(dev->irq, host);
fail:
ncr53c8xx_release(host);
return error;
static int __exit zalon_remove(struct parisc_device *dev)
{
struct Scsi_Host *host = dev_get_drvdata(&dev->dev);
- int irq = host->irq;
scsi_remove_host(host);
ncr53c8xx_release(host);
- free_irq(irq, host);
+ free_irq(dev->irq, host);
return 0;
}
-
static struct parisc_driver zalon_driver = {
- .name = "GSC SCSI (Zalon)",
+ .name = "zalon",
.id_table = zalon_tbl,
.probe = zalon_probe,
.remove = __devexit_p(zalon_remove),
static int __init zalon7xx_init(void)
{
- return register_parisc_driver(&zalon_driver);
+ int ret = ncr53c8xx_init();
+ if (!ret)
+ ret = register_parisc_driver(&zalon_driver);
+ if (ret)
+ ncr53c8xx_exit();
+ return ret;
}
static void __exit zalon7xx_exit(void)
{
unregister_parisc_driver(&zalon_driver);
+ ncr53c8xx_exit();
}
module_init(zalon7xx_init);