/*
- * Setup the interrupt stuff.
+ * System-specific setup, especially interrupts.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1998 Harald Koerfgen
- * Copyright (C) 2000, 2001, 2002, 2003 Maciej W. Rozycki
+ * Copyright (C) 2000, 2001, 2002, 2003, 2005 Maciej W. Rozycki
*/
-#include <linux/config.h>
-#include <linux/sched.h>
-#include <linux/interrupt.h>
-#include <linux/param.h>
#include <linux/console.h>
#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
#include <linux/module.h>
+#include <linux/param.h>
+#include <linux/sched.h>
#include <linux/spinlock.h>
#include <linux/types.h>
+#include <linux/pm.h>
#include <asm/bootinfo.h>
#include <asm/cpu.h>
#include <asm/dec/kn02ca.h>
#include <asm/dec/kn03.h>
#include <asm/dec/kn230.h>
+#include <asm/dec/system.h>
extern void dec_machine_restart(char *command);
extern void dec_machine_power_off(void);
extern irqreturn_t dec_intr_halt(int irq, void *dev_id, struct pt_regs *regs);
-extern asmlinkage void decstation_handle_int(void);
+unsigned long dec_kn_slot_base, dec_kn_slot_size;
-#ifdef CONFIG_BLK_DEV_INITRD
-extern unsigned long initrd_start, initrd_end;
-extern void * __rd_start, * __rd_end;
-#endif
+EXPORT_SYMBOL(dec_kn_slot_base);
+EXPORT_SYMBOL(dec_kn_slot_size);
spinlock_t ioasic_ssr_lock;
volatile u32 *ioasic_base;
-unsigned long dec_kn_slot_size;
+
+EXPORT_SYMBOL(ioasic_base);
/*
* IRQ routing and priority tables. Priorites are set as follows:
int dec_interrupt[DEC_NR_INTS] = {
[0 ... DEC_NR_INTS - 1] = -1
};
+
+EXPORT_SYMBOL(dec_interrupt);
+
int_ptr cpu_mask_nr_tbl[DEC_MAX_CPU_INTS][2] = {
{ { .i = ~0 }, { .p = dec_intr_unimplemented } },
};
/*
* Bus error (DBE/IBE exceptions and bus interrupts) handling setup.
*/
-void __init dec_be_init(void)
+static void __init dec_be_init(void)
{
switch (mips_machtype) {
case MACH_DS23100: /* DS2100/DS3100 Pmin/Pmax */
+ board_be_handler = dec_kn01_be_handler;
+ busirq.handler = dec_kn01_be_interrupt;
busirq.flags |= SA_SHIRQ;
+ dec_kn01_be_init();
+ break;
+ case MACH_DS5000_1XX: /* DS5000/1xx 3min */
+ case MACH_DS5000_XX: /* DS5000/xx Maxine */
+ board_be_handler = dec_kn02xa_be_handler;
+ busirq.handler = dec_kn02xa_be_interrupt;
+ dec_kn02xa_be_init();
break;
case MACH_DS5000_200: /* DS5000/200 3max */
case MACH_DS5000_2X0: /* DS5000/240 3max+ */
extern void dec_time_init(void);
extern void dec_timer_setup(struct irqaction *);
-static void __init decstation_setup(void)
+void __init plat_setup(void)
{
-#ifdef CONFIG_BLK_DEV_INITRD
- ROOT_DEV = MKDEV(RAMDISK_MAJOR, 0);
- initrd_start = (unsigned long)&__rd_start;
- initrd_end = (unsigned long)&__rd_end;
-#endif
board_be_init = dec_be_init;
board_time_init = dec_time_init;
board_timer_setup = dec_timer_setup;
_machine_restart = dec_machine_restart;
_machine_halt = dec_machine_halt;
- _machine_power_off = dec_machine_power_off;
-}
+ pm_power_off = dec_machine_power_off;
-early_initcall(decstation_setup);
+ ioport_resource.start = ~0UL;
+ ioport_resource.end = 0UL;
+}
/*
* Machine-specific initialisation for KN01, aka DS2100 (aka Pmin)
{ .p = cpu_all_int } },
};
-void __init dec_init_kn01(void)
+static void __init dec_init_kn01(void)
{
/* IRQ routing. */
memcpy(&dec_interrupt, &kn01_interrupt,
{ .p = cpu_all_int } },
};
-void __init dec_init_kn230(void)
+static void __init dec_init_kn230(void)
{
/* IRQ routing. */
memcpy(&dec_interrupt, &kn230_interrupt,
{ .p = kn02_all_int } },
};
-void __init dec_init_kn02(void)
+static void __init dec_init_kn02(void)
{
/* IRQ routing. */
memcpy(&dec_interrupt, &kn02_interrupt,
{ .p = asic_all_int } },
};
-void __init dec_init_kn02ba(void)
+static void __init dec_init_kn02ba(void)
{
/* IRQ routing. */
memcpy(&dec_interrupt, &kn02ba_interrupt,
{ .p = asic_all_int } },
};
-void __init dec_init_kn02ca(void)
+static void __init dec_init_kn02ca(void)
{
/* IRQ routing. */
memcpy(&dec_interrupt, &kn02ca_interrupt,
{ .p = asic_all_int } },
};
-void __init dec_init_kn03(void)
+static void __init dec_init_kn03(void)
{
/* IRQ routing. */
memcpy(&dec_interrupt, &kn03_interrupt,
} /* dec_init_kn03 */
-void __init init_IRQ(void)
+void __init arch_init_irq(void)
{
switch (mips_machtype) {
case MACH_DS23100: /* DS2100/DS3100 Pmin/Pmax */
panic("Don't know how to set this up!");
break;
}
- set_except_vector(0, decstation_handle_int);
/* Free the FPU interrupt if the exception is present. */
if (!cpu_has_nofpuex) {
if (dec_interrupt[DEC_IRQ_HALT] >= 0)
setup_irq(dec_interrupt[DEC_IRQ_HALT], &haltirq);
}
-
-EXPORT_SYMBOL(ioasic_base);
-EXPORT_SYMBOL(dec_kn_slot_size);
-EXPORT_SYMBOL(dec_interrupt);