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path: root/drivers/parisc/dino.c
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Diffstat (limited to 'drivers/parisc/dino.c')
-rw-r--r--drivers/parisc/dino.c42
1 files changed, 27 insertions, 15 deletions
diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c
index 2f2dbef2c3b..5ab75334c57 100644
--- a/drivers/parisc/dino.c
+++ b/drivers/parisc/dino.c
@@ -178,6 +178,8 @@ static int dino_cfg_read(struct pci_bus *bus, unsigned int devfn, int where,
void __iomem *base_addr = d->hba.base_addr;
unsigned long flags;
+ DBG("%s: %p, %d, %d, %d\n", __FUNCTION__, base_addr, devfn, where,
+ size);
spin_lock_irqsave(&d->dinosaur_pen, flags);
/* tell HW which CFG address */
@@ -211,6 +213,8 @@ static int dino_cfg_write(struct pci_bus *bus, unsigned int devfn, int where,
void __iomem *base_addr = d->hba.base_addr;
unsigned long flags;
+ DBG("%s: %p, %d, %d, %d\n", __FUNCTION__, base_addr, devfn, where,
+ size);
spin_lock_irqsave(&d->dinosaur_pen, flags);
/* avoid address stepping feature */
@@ -295,7 +299,7 @@ static void dino_disable_irq(unsigned int irq)
struct dino_device *dino_dev = irq_desc[irq].handler_data;
int local_irq = gsc_find_local_irq(irq, dino_dev->global_irq, irq);
- DBG(KERN_WARNING "%s(0x%p, %d)\n", __FUNCTION__, irq_dev, irq);
+ DBG(KERN_WARNING "%s(0x%p, %d)\n", __FUNCTION__, dino_dev, irq);
/* Clear the matching bit in the IMR register */
dino_dev->imr &= ~(DINO_MASK_IRQ(local_irq));
@@ -308,7 +312,7 @@ static void dino_enable_irq(unsigned int irq)
int local_irq = gsc_find_local_irq(irq, dino_dev->global_irq, irq);
u32 tmp;
- DBG(KERN_WARNING "%s(0x%p, %d)\n", __FUNCTION__, irq_dev, irq);
+ DBG(KERN_WARNING "%s(0x%p, %d)\n", __FUNCTION__, dino_dev, irq);
/*
** clear pending IRQ bits
@@ -490,7 +494,7 @@ dino_card_setup(struct pci_bus *bus, void __iomem *base_addr)
if (res->start == F_EXTEND(0xf0000000UL | (i * _8MB)))
break;
}
- DBG("DINO GSC WRITE i=%d, start=%lx, dino addr = %lx\n",
+ DBG("DINO GSC WRITE i=%d, start=%lx, dino addr = %p\n",
i, res->start, base_addr + DINO_IO_ADDR_EN);
__raw_writel(1 << i, base_addr + DINO_IO_ADDR_EN);
}
@@ -683,6 +687,14 @@ static void __init
dino_card_init(struct dino_device *dino_dev)
{
u32 brdg_feat = 0x00784e05;
+ unsigned long status;
+
+ status = __raw_readl(dino_dev->hba.base_addr+DINO_IO_STATUS);
+ if (status & 0x0000ff80) {
+ __raw_writel(0x00000005,
+ dino_dev->hba.base_addr+DINO_IO_COMMAND);
+ udelay(1);
+ }
__raw_writel(0x00000000, dino_dev->hba.base_addr+DINO_GMASK);
__raw_writel(0x00000001, dino_dev->hba.base_addr+DINO_IO_FBB_EN);
@@ -902,15 +914,15 @@ void ccio_cujo20_fixup(struct parisc_device *dev, u32 iovp);
** If so, initialize the chip appropriately (card-mode vs bridge mode).
** Much of the initialization is common though.
*/
-static int __init
-dino_driver_callback(struct parisc_device *dev)
+static int __init dino_probe(struct parisc_device *dev)
{
struct dino_device *dino_dev; // Dino specific control struct
const char *version = "unknown";
char *name;
int is_cujo = 0;
struct pci_bus *bus;
-
+ unsigned long hpa = dev->hpa.start;
+
name = "Dino";
if (is_card_dino(&dev->id)) {
version = "3.x (card mode)";
@@ -928,11 +940,11 @@ dino_driver_callback(struct parisc_device *dev)
}
}
- printk("%s version %s found at 0x%lx\n", name, version, dev->hpa);
+ printk("%s version %s found at 0x%lx\n", name, version, hpa);
- if (!request_mem_region(dev->hpa, PAGE_SIZE, name)) {
+ if (!request_mem_region(hpa, PAGE_SIZE, name)) {
printk(KERN_ERR "DINO: Hey! Someone took my MMIO space (0x%ld)!\n",
- dev->hpa);
+ hpa);
return 1;
}
@@ -940,12 +952,12 @@ dino_driver_callback(struct parisc_device *dev)
if (is_cujo && dev->id.hversion_rev == 1) {
#ifdef CONFIG_IOMMU_CCIO
printk(KERN_WARNING "Enabling Cujo 2.0 bug workaround\n");
- if (dev->hpa == (unsigned long)CUJO_RAVEN_ADDR) {
+ if (hpa == (unsigned long)CUJO_RAVEN_ADDR) {
ccio_cujo20_fixup(dev, CUJO_RAVEN_BADPAGE);
- } else if (dev->hpa == (unsigned long)CUJO_FIREHAWK_ADDR) {
+ } else if (hpa == (unsigned long)CUJO_FIREHAWK_ADDR) {
ccio_cujo20_fixup(dev, CUJO_FIREHAWK_BADPAGE);
} else {
- printk("Don't recognise Cujo at address 0x%lx, not enabling workaround\n", dev->hpa);
+ printk("Don't recognise Cujo at address 0x%lx, not enabling workaround\n", hpa);
}
#endif
} else if (!is_cujo && !is_card_dino(&dev->id) &&
@@ -970,7 +982,7 @@ dino_driver_callback(struct parisc_device *dev)
memset(dino_dev, 0, sizeof(struct dino_device));
dino_dev->hba.dev = dev;
- dino_dev->hba.base_addr = ioremap(dev->hpa, 4096); /* faster access */
+ dino_dev->hba.base_addr = ioremap(hpa, 4096);
dino_dev->hba.lmmio_space_offset = 0; /* CPU addrs == bus addrs */
spin_lock_init(&dino_dev->dinosaur_pen);
dino_dev->hba.iommu = ccio_get_iommu(dev);
@@ -1027,9 +1039,9 @@ static struct parisc_device_id dino_tbl[] = {
};
static struct parisc_driver dino_driver = {
- .name = "Dino",
+ .name = "dino",
.id_table = dino_tbl,
- .probe = dino_driver_callback,
+ .probe = dino_probe,
};
/*