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Diffstat (limited to 'arch/alpha/kernel/sys_marvel.c')
-rw-r--r--arch/alpha/kernel/sys_marvel.c120
1 files changed, 46 insertions, 74 deletions
diff --git a/arch/alpha/kernel/sys_marvel.c b/arch/alpha/kernel/sys_marvel.c
index e32fee50522..f21d61fab67 100644
--- a/arch/alpha/kernel/sys_marvel.c
+++ b/arch/alpha/kernel/sys_marvel.c
@@ -13,7 +13,6 @@
#include <linux/bitops.h>
#include <asm/ptrace.h>
-#include <asm/system.h>
#include <asm/dma.h>
#include <asm/irq.h>
#include <asm/mmu_context.h>
@@ -22,6 +21,7 @@
#include <asm/core_marvel.h>
#include <asm/hwrpb.h>
#include <asm/tlbflush.h>
+#include <asm/vga.h>
#include "proto.h"
#include "err_impl.h"
@@ -38,7 +38,7 @@
* Interrupt handling.
*/
static void
-io7_device_interrupt(unsigned long vector, struct pt_regs * regs)
+io7_device_interrupt(unsigned long vector)
{
unsigned int pid;
unsigned int irq;
@@ -64,7 +64,7 @@ io7_device_interrupt(unsigned long vector, struct pt_regs * regs)
irq &= MARVEL_IRQ_VEC_IRQ_MASK; /* not too many bits */
irq |= pid << MARVEL_IRQ_VEC_PE_SHIFT; /* merge the pid */
- handle_irq(irq, regs);
+ handle_irq(irq);
}
static volatile unsigned long *
@@ -79,7 +79,7 @@ io7_get_irq_ctl(unsigned int irq, struct io7 **pio7)
if (!(io7 = marvel_find_io7(pid))) {
printk(KERN_ERR
"%s for nonexistent io7 -- vec %x, pid %d\n",
- __FUNCTION__, irq, pid);
+ __func__, irq, pid);
return NULL;
}
@@ -89,7 +89,7 @@ io7_get_irq_ctl(unsigned int irq, struct io7 **pio7)
if (irq >= 0x180) {
printk(KERN_ERR
"%s for invalid irq -- pid %d adjusted irq %x\n",
- __FUNCTION__, pid, irq);
+ __func__, pid, irq);
return NULL;
}
@@ -102,18 +102,19 @@ io7_get_irq_ctl(unsigned int irq, struct io7 **pio7)
}
static void
-io7_enable_irq(unsigned int irq)
+io7_enable_irq(struct irq_data *d)
{
volatile unsigned long *ctl;
+ unsigned int irq = d->irq;
struct io7 *io7;
ctl = io7_get_irq_ctl(irq, &io7);
if (!ctl || !io7) {
- printk(KERN_ERR "%s: get_ctl failed for irq %x\n",
- __FUNCTION__, irq);
+ printk(KERN_ERR "%s: get_ctl failed for irq %x\n",
+ __func__, irq);
return;
}
-
+
spin_lock(&io7->irq_lock);
*ctl |= 1UL << 24;
mb();
@@ -122,18 +123,19 @@ io7_enable_irq(unsigned int irq)
}
static void
-io7_disable_irq(unsigned int irq)
+io7_disable_irq(struct irq_data *d)
{
volatile unsigned long *ctl;
+ unsigned int irq = d->irq;
struct io7 *io7;
ctl = io7_get_irq_ctl(irq, &io7);
if (!ctl || !io7) {
- printk(KERN_ERR "%s: get_ctl failed for irq %x\n",
- __FUNCTION__, irq);
+ printk(KERN_ERR "%s: get_ctl failed for irq %x\n",
+ __func__, irq);
return;
}
-
+
spin_lock(&io7->irq_lock);
*ctl &= ~(1UL << 24);
mb();
@@ -141,60 +143,30 @@ io7_disable_irq(unsigned int irq)
spin_unlock(&io7->irq_lock);
}
-static unsigned int
-io7_startup_irq(unsigned int irq)
-{
- io7_enable_irq(irq);
- return 0; /* never anything pending */
-}
-
static void
-io7_end_irq(unsigned int irq)
+marvel_irq_noop(struct irq_data *d)
{
- if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
- io7_enable_irq(irq);
-}
-
-static void
-marvel_irq_noop(unsigned int irq)
-{
- return;
-}
-
-static unsigned int
-marvel_irq_noop_return(unsigned int irq)
-{
- return 0;
+ return;
}
-static struct hw_interrupt_type marvel_legacy_irq_type = {
- .typename = "LEGACY",
- .startup = marvel_irq_noop_return,
- .shutdown = marvel_irq_noop,
- .enable = marvel_irq_noop,
- .disable = marvel_irq_noop,
- .ack = marvel_irq_noop,
- .end = marvel_irq_noop,
+static struct irq_chip marvel_legacy_irq_type = {
+ .name = "LEGACY",
+ .irq_mask = marvel_irq_noop,
+ .irq_unmask = marvel_irq_noop,
};
-static struct hw_interrupt_type io7_lsi_irq_type = {
- .typename = "LSI",
- .startup = io7_startup_irq,
- .shutdown = io7_disable_irq,
- .enable = io7_enable_irq,
- .disable = io7_disable_irq,
- .ack = io7_disable_irq,
- .end = io7_end_irq,
+static struct irq_chip io7_lsi_irq_type = {
+ .name = "LSI",
+ .irq_unmask = io7_enable_irq,
+ .irq_mask = io7_disable_irq,
+ .irq_mask_ack = io7_disable_irq,
};
-static struct hw_interrupt_type io7_msi_irq_type = {
- .typename = "MSI",
- .startup = io7_startup_irq,
- .shutdown = io7_disable_irq,
- .enable = io7_enable_irq,
- .disable = io7_disable_irq,
- .ack = marvel_irq_noop,
- .end = io7_end_irq,
+static struct irq_chip io7_msi_irq_type = {
+ .name = "MSI",
+ .irq_unmask = io7_enable_irq,
+ .irq_mask = io7_disable_irq,
+ .irq_ack = marvel_irq_noop,
};
static void
@@ -271,8 +243,8 @@ init_one_io7_msi(struct io7 *io7, unsigned int which, unsigned int where)
static void __init
init_io7_irqs(struct io7 *io7,
- struct hw_interrupt_type *lsi_ops,
- struct hw_interrupt_type *msi_ops)
+ struct irq_chip *lsi_ops,
+ struct irq_chip *msi_ops)
{
long base = (io7->pe << MARVEL_IRQ_VEC_PE_SHIFT) + 16;
long i;
@@ -302,8 +274,8 @@ init_io7_irqs(struct io7 *io7,
/* Set up the lsi irqs. */
for (i = 0; i < 128; ++i) {
- irq_desc[base + i].status = IRQ_DISABLED | IRQ_LEVEL;
- irq_desc[base + i].handler = lsi_ops;
+ irq_set_chip_and_handler(base + i, lsi_ops, handle_level_irq);
+ irq_set_status_flags(i, IRQ_LEVEL);
}
/* Disable the implemented irqs in hardware. */
@@ -316,8 +288,8 @@ init_io7_irqs(struct io7 *io7,
/* Set up the msi irqs. */
for (i = 128; i < (128 + 512); ++i) {
- irq_desc[base + i].status = IRQ_DISABLED | IRQ_LEVEL;
- irq_desc[base + i].handler = msi_ops;
+ irq_set_chip_and_handler(base + i, msi_ops, handle_level_irq);
+ irq_set_status_flags(i, IRQ_LEVEL);
}
for (i = 0; i < 16; ++i)
@@ -334,8 +306,8 @@ marvel_init_irq(void)
/* Reserve the legacy irqs. */
for (i = 0; i < 16; ++i) {
- irq_desc[i].status = IRQ_DISABLED;
- irq_desc[i].handler = &marvel_legacy_irq_type;
+ irq_set_chip_and_handler(i, &marvel_legacy_irq_type,
+ handle_level_irq);
}
/* Init the io7 irqs. */
@@ -344,8 +316,9 @@ marvel_init_irq(void)
}
static int
-marvel_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+marvel_map_irq(const struct pci_dev *cdev, u8 slot, u8 pin)
{
+ struct pci_dev *dev = (struct pci_dev *)cdev;
struct pci_controller *hose = dev->sysdata;
struct io7_port *io7_port = hose->sysdata;
struct io7 *io7 = io7_port->io7;
@@ -410,19 +383,17 @@ marvel_init_pci(void)
marvel_register_error_handlers();
- pci_probe_only = 1;
+ /* Indicate that we trust the console to configure things properly */
+ pci_set_flags(PCI_PROBE_ONLY);
common_init_pci();
-
-#ifdef CONFIG_VGA_HOSE
locate_and_init_vga(NULL);
-#endif
/* Clear any io7 errors. */
for (io7 = NULL; (io7 = marvel_next_io7(io7)) != NULL; )
io7_clear_errors(io7);
}
-static void
+static void __init
marvel_init_rtc(void)
{
init_rtc_irq();
@@ -468,7 +439,8 @@ marvel_smp_callin(void)
struct alpha_machine_vector marvel_ev7_mv __initmv = {
.vector_name = "MARVEL/EV7",
DO_EV7_MMU,
- DO_DEFAULT_RTC,
+ .rtc_port = 0x70,
+ .rtc_boot_cpu_only = 1,
DO_MARVEL_IO,
.machine_check = marvel_machine_check,
.max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS,
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-05 22:06:08 +0000