diff options
| -rw-r--r-- | arch/sh/kernel/irq.c | 5 | ||||
| -rw-r--r-- | include/asm-sh/irq.h | 91 |
2 files changed, 8 insertions, 88 deletions
diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c index 9bdd8a00cd4a..27b923c45b3d 100644 --- a/arch/sh/kernel/irq.c +++ b/arch/sh/kernel/irq.c @@ -13,6 +13,7 @@ #include <linux/seq_file.h> #include <linux/irq.h> #include <asm/processor.h> +#include <asm/machvec.h> #include <asm/uaccess.h> #include <asm/thread_info.h> #include <asm/cpu/mmu_context.h> @@ -44,7 +45,7 @@ int show_interrupts(struct seq_file *p, void *v) seq_putc(p, '\n'); } - if (i < NR_IRQS) { + if (i < sh_mv.mv_nr_irqs) { spin_lock_irqsave(&irq_desc[i].lock, flags); action = irq_desc[i].action; if (!action) @@ -61,7 +62,7 @@ int show_interrupts(struct seq_file *p, void *v) seq_putc(p, '\n'); unlock: spin_unlock_irqrestore(&irq_desc[i].lock, flags); - } else if (i == NR_IRQS) + } else if (i == sh_mv.mv_nr_irqs) seq_printf(p, "Err: %10u\n", atomic_read(&irq_err_count)); return 0; diff --git a/include/asm-sh/irq.h b/include/asm-sh/irq.h index afe188f0ad5f..e81bf21c801e 100644 --- a/include/asm-sh/irq.h +++ b/include/asm-sh/irq.h @@ -2,94 +2,13 @@ #define __ASM_SH_IRQ_H #include <asm/machvec.h> -#include <asm/ptrace.h> /* for pt_regs */ -/* NR_IRQS is made from three components: - * 1. ONCHIP_NR_IRQS - number of IRLS + on-chip peripherial modules - * 2. PINT_NR_IRQS - number of PINT interrupts - * 3. OFFCHIP_NR_IRQS - numbe of IRQs from off-chip peripherial modules +/* + * A sane default based on a reasonable vector table size, platforms are + * advised to cap this at the hard limit that they're interested in + * through the machvec. */ - -/* 1. ONCHIP_NR_IRQS */ -#if defined(CONFIG_CPU_SUBTYPE_SH7604) -# define ONCHIP_NR_IRQS 24 // Actually 21 -#elif defined(CONFIG_CPU_SUBTYPE_SH7707) -# define ONCHIP_NR_IRQS 64 -# define PINT_NR_IRQS 16 -#elif defined(CONFIG_CPU_SUBTYPE_SH7708) -# define ONCHIP_NR_IRQS 32 -#elif defined(CONFIG_CPU_SUBTYPE_SH7709) || \ - defined(CONFIG_CPU_SUBTYPE_SH7706) || \ - defined(CONFIG_CPU_SUBTYPE_SH7705) -# define ONCHIP_NR_IRQS 64 // Actually 61 -# define PINT_NR_IRQS 16 -#elif defined(CONFIG_CPU_SUBTYPE_SH7710) -# define ONCHIP_NR_IRQS 104 -#elif defined(CONFIG_CPU_SUBTYPE_SH7750) -# define ONCHIP_NR_IRQS 48 // Actually 44 -#elif defined(CONFIG_CPU_SUBTYPE_SH7751) -# define ONCHIP_NR_IRQS 72 -#elif defined(CONFIG_CPU_SUBTYPE_SH7760) -# define ONCHIP_NR_IRQS 112 /* XXX */ -#elif defined(CONFIG_CPU_SUBTYPE_SH4_202) -# define ONCHIP_NR_IRQS 72 -#elif defined(CONFIG_CPU_SUBTYPE_ST40STB1) -# define ONCHIP_NR_IRQS 144 -#elif defined(CONFIG_CPU_SUBTYPE_SH7300) || \ - defined(CONFIG_CPU_SUBTYPE_SH73180) || \ - defined(CONFIG_CPU_SUBTYPE_SH7343) || \ - defined(CONFIG_CPU_SUBTYPE_SH7722) -# define ONCHIP_NR_IRQS 109 -#elif defined(CONFIG_CPU_SUBTYPE_SH7780) -# define ONCHIP_NR_IRQS 111 -#elif defined(CONFIG_CPU_SUBTYPE_SH7206) -# define ONCHIP_NR_IRQS 256 -#elif defined(CONFIG_CPU_SUBTYPE_SH7619) -# define ONCHIP_NR_IRQS 128 -#elif defined(CONFIG_SH_UNKNOWN) /* Most be last */ -# define ONCHIP_NR_IRQS 144 -#endif - -/* 2. PINT_NR_IRQS */ -#ifdef CONFIG_SH_UNKNOWN -# define PINT_NR_IRQS 16 -#else -# ifndef PINT_NR_IRQS -# define PINT_NR_IRQS 0 -# endif -#endif - -#if PINT_NR_IRQS > 0 -# define PINT_IRQ_BASE ONCHIP_NR_IRQS -#endif - -/* 3. OFFCHIP_NR_IRQS */ -#if defined(CONFIG_HD64461) -# define OFFCHIP_NR_IRQS 18 -#elif defined(CONFIG_HD64465) -# define OFFCHIP_NR_IRQS 16 -#elif defined (CONFIG_SH_DREAMCAST) -# define OFFCHIP_NR_IRQS 96 -#elif defined (CONFIG_SH_TITAN) -# define OFFCHIP_NR_IRQS 4 -#elif defined(CONFIG_SH_R7780RP) -# define OFFCHIP_NR_IRQS 16 -#elif defined(CONFIG_SH_7343_SOLUTION_ENGINE) -# define OFFCHIP_NR_IRQS 12 -#elif defined(CONFIG_SH_7722_SOLUTION_ENGINE) -# define OFFCHIP_NR_IRQS 14 -#elif defined(CONFIG_SH_UNKNOWN) -# define OFFCHIP_NR_IRQS 16 /* Must also be last */ -#else -# define OFFCHIP_NR_IRQS 0 -#endif - -#if OFFCHIP_NR_IRQS > 0 -# define OFFCHIP_IRQ_BASE (ONCHIP_NR_IRQS + PINT_NR_IRQS) -#endif - -/* NR_IRQS. 1+2+3 */ -#define NR_IRQS (ONCHIP_NR_IRQS + PINT_NR_IRQS + OFFCHIP_NR_IRQS) +#define NR_IRQS 256 /* * Convert back and forth between INTEVT and IRQ values. |