diff options
| -rw-r--r-- | arch/mips/lasat/interrupt.c | 22 | ||||
| -rw-r--r-- | arch/mips/pci/pci-lasat.c | 32 | ||||
| -rw-r--r-- | include/asm-mips/lasat/lasatint.h | 5 | ||||
| -rw-r--r-- | include/asm-mips/mach-lasat/irq.h | 13 |
4 files changed, 44 insertions, 28 deletions
diff --git a/arch/mips/lasat/interrupt.c b/arch/mips/lasat/interrupt.c index ba9692b..cfeab66 100644 --- a/arch/mips/lasat/interrupt.c +++ b/arch/mips/lasat/interrupt.c @@ -19,17 +19,14 @@ * Lasat boards. */ #include <linux/init.h> -#include <linux/irq.h> -#include <linux/sched.h> -#include <linux/slab.h> #include <linux/interrupt.h> -#include <linux/kernel_stat.h> +#include <linux/irq.h> #include <asm/bootinfo.h> #include <asm/irq_cpu.h> #include <asm/lasat/lasatint.h> -#include <asm/time.h> -#include <asm/gdb-stub.h> + +#include <irq.h> static volatile int *lasat_int_status; static volatile int *lasat_int_mask; @@ -97,12 +94,18 @@ asmlinkage void plat_irq_dispatch(void) /* if int_status == 0, then the interrupt has already been cleared */ if (int_status) { - irq = LASATINT_BASE + ls1bit32(int_status); + irq = LASAT_IRQ_BASE + ls1bit32(int_status); do_IRQ(irq); } } +static struct irqaction cascade = { + .handler = no_action, + .mask = CPU_MASK_NONE, + .name = "cascade", +}; + void __init arch_init_irq(void) { int i; @@ -127,6 +130,9 @@ void __init arch_init_irq(void) } mips_cpu_irq_init(); - for (i = LASATINT_BASE; i <= LASATINT_END; i++) + + for (i = LASAT_IRQ_BASE; i <= LASAT_IRQ_END; i++) set_irq_chip_and_handler(i, &lasat_irq_type, handle_level_irq); + + setup_irq(LASAT_CASCADE_IRQ, &cascade); } diff --git a/arch/mips/pci/pci-lasat.c b/arch/mips/pci/pci-lasat.c index 174f314..e70ae32 100644 --- a/arch/mips/pci/pci-lasat.c +++ b/arch/mips/pci/pci-lasat.c @@ -5,12 +5,14 @@ * * Copyright (C) 2000, 2001, 04 Keith M Wesolowski */ -#include <linux/kernel.h> #include <linux/init.h> +#include <linux/kernel.h> #include <linux/pci.h> #include <linux/types.h> + #include <asm/bootinfo.h> -#include <asm/lasat/lasatint.h> + +#include <irq.h> extern struct pci_ops nile4_pci_ops; extern struct pci_ops gt64xxx_pci0_ops; @@ -55,15 +57,15 @@ static int __init lasat_pci_setup(void) arch_initcall(lasat_pci_setup); -#define LASATINT_ETH1 (LASATINT_BASE + 0) -#define LASATINT_ETH0 (LASATINT_BASE + 1) -#define LASATINT_HDC (LASATINT_BASE + 2) -#define LASATINT_COMP (LASATINT_BASE + 3) -#define LASATINT_HDLC (LASATINT_BASE + 4) -#define LASATINT_PCIA (LASATINT_BASE + 5) -#define LASATINT_PCIB (LASATINT_BASE + 6) -#define LASATINT_PCIC (LASATINT_BASE + 7) -#define LASATINT_PCID (LASATINT_BASE + 8) +#define LASAT_IRQ_ETH1 (LASAT_IRQ_BASE + 0) +#define LASAT_IRQ_ETH0 (LASAT_IRQ_BASE + 1) +#define LASAT_IRQ_HDC (LASAT_IRQ_BASE + 2) +#define LASAT_IRQ_COMP (LASAT_IRQ_BASE + 3) +#define LASAT_IRQ_HDLC (LASAT_IRQ_BASE + 4) +#define LASAT_IRQ_PCIA (LASAT_IRQ_BASE + 5) +#define LASAT_IRQ_PCIB (LASAT_IRQ_BASE + 6) +#define LASAT_IRQ_PCIC (LASAT_IRQ_BASE + 7) +#define LASAT_IRQ_PCID (LASAT_IRQ_BASE + 8) int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { @@ -71,13 +73,13 @@ int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) case 1: case 2: case 3: - return LASATINT_PCIA + (((slot-1) + (pin-1)) % 4); + return LASAT_IRQ_PCIA + (((slot-1) + (pin-1)) % 4); case 4: - return LASATINT_ETH1; /* Ethernet 1 (LAN 2) */ + return LASAT_IRQ_ETH1; /* Ethernet 1 (LAN 2) */ case 5: - return LASATINT_ETH0; /* Ethernet 0 (LAN 1) */ + return LASAT_IRQ_ETH0; /* Ethernet 0 (LAN 1) */ case 6: - return LASATINT_HDC; /* IDE controller */ + return LASAT_IRQ_HDC; /* IDE controller */ default: return 0xff; /* Illegal */ } diff --git a/include/asm-mips/lasat/lasatint.h b/include/asm-mips/lasat/lasatint.h index 581dc45..e0d2458 100644 --- a/include/asm-mips/lasat/lasatint.h +++ b/include/asm-mips/lasat/lasatint.h @@ -1,11 +1,6 @@ #ifndef __ASM_LASAT_LASATINT_H #define __ASM_LASAT_LASATINT_H -#include <linux/irq.h> - -#define LASATINT_BASE MIPS_CPU_IRQ_BASE -#define LASATINT_END (LASATINT_BASE + 16) - /* lasat 100 */ #define LASAT_INT_STATUS_REG_100 (KSEG1ADDR(0x1c880000)) #define LASAT_INT_MASK_REG_100 (KSEG1ADDR(0x1c890000)) diff --git a/include/asm-mips/mach-lasat/irq.h b/include/asm-mips/mach-lasat/irq.h new file mode 100644 index 0000000..da75f89 --- /dev/null +++ b/include/asm-mips/mach-lasat/irq.h @@ -0,0 +1,13 @@ +#ifndef _ASM_MACH_LASAT_IRQ_H +#define _ASM_MACH_LASAT_IRQ_H + +#define LASAT_CASCADE_IRQ (MIPS_CPU_IRQ_BASE + 0) + +#define LASAT_IRQ_BASE 8 +#define LASAT_IRQ_END 23 + +#define NR_IRQS 24 + +#include_next <irq.h> + +#endif /* _ASM_MACH_LASAT_IRQ_H */ |
