diff options
| -rw-r--r-- | arch/sparc/kernel/irq.h | 21 | ||||
| -rw-r--r-- | arch/sparc/kernel/sun4m_irq.c | 30 |
2 files changed, 30 insertions, 21 deletions
diff --git a/arch/sparc/kernel/irq.h b/arch/sparc/kernel/irq.h index 0b4d5b902165..008453b798ec 100644 --- a/arch/sparc/kernel/irq.h +++ b/arch/sparc/kernel/irq.h @@ -2,6 +2,27 @@ #include <asm/btfixup.h> +/* sun4m specific type definitions */ + +/* This maps direct to CPU specific interrupt registers */ +struct sun4m_irq_percpu { + u32 pending; + u32 clear; + u32 set; +}; + +/* This maps direct to global interrupt registers */ +struct sun4m_irq_global { + u32 pending; + u32 mask; + u32 mask_clear; + u32 mask_set; + u32 interrupt_target; +}; + +extern struct sun4m_irq_percpu __iomem *sun4m_irq_percpu[SUN4M_NCPUS]; +extern struct sun4m_irq_global __iomem *sun4m_irq_global; + /* * Platform specific irq configuration * The individual platforms assign their platform diff --git a/arch/sparc/kernel/sun4m_irq.c b/arch/sparc/kernel/sun4m_irq.c index 1e13ce96dc7e..69df6257a32e 100644 --- a/arch/sparc/kernel/sun4m_irq.c +++ b/arch/sparc/kernel/sun4m_irq.c @@ -96,20 +96,6 @@ */ -struct sun4m_irq_percpu { - u32 pending; - u32 clear; - u32 set; -}; - -struct sun4m_irq_global { - u32 pending; - u32 mask; - u32 mask_clear; - u32 mask_set; - u32 interrupt_target; -}; - /* Code in entry.S needs to get at these register mappings. */ struct sun4m_irq_percpu __iomem *sun4m_irq_percpu[SUN4M_NCPUS]; struct sun4m_irq_global __iomem *sun4m_irq_global; @@ -155,8 +141,11 @@ struct sun4m_irq_global __iomem *sun4m_irq_global; #define OBP_INT_LEVEL_SBUS 0x30 #define OBP_INT_LEVEL_VME 0x40 +#define SUN4M_TIMER_IRQ (OBP_INT_LEVEL_ONBOARD | 10) +#define SUM4M_PROFILE_IRQ (OBP_INT_LEVEL_ONBOARD | 14) + static unsigned long irq_mask[0x50] = { - /* SMP */ + /* 0x00 - SMP */ 0, SUN4M_SOFT_INT(1), SUN4M_SOFT_INT(2), SUN4M_SOFT_INT(3), SUN4M_SOFT_INT(4), SUN4M_SOFT_INT(5), @@ -165,7 +154,7 @@ static unsigned long irq_mask[0x50] = { SUN4M_SOFT_INT(10), SUN4M_SOFT_INT(11), SUN4M_SOFT_INT(12), SUN4M_SOFT_INT(13), SUN4M_SOFT_INT(14), SUN4M_SOFT_INT(15), - /* soft */ + /* 0x10 - soft */ 0, SUN4M_SOFT_INT(1), SUN4M_SOFT_INT(2), SUN4M_SOFT_INT(3), SUN4M_SOFT_INT(4), SUN4M_SOFT_INT(5), @@ -174,19 +163,19 @@ static unsigned long irq_mask[0x50] = { SUN4M_SOFT_INT(10), SUN4M_SOFT_INT(11), SUN4M_SOFT_INT(12), SUN4M_SOFT_INT(13), SUN4M_SOFT_INT(14), SUN4M_SOFT_INT(15), - /* onboard */ + /* 0x20 - onboard */ 0, 0, 0, 0, SUN4M_INT_SCSI, 0, SUN4M_INT_ETHERNET, 0, SUN4M_INT_VIDEO, SUN4M_INT_MODULE, SUN4M_INT_REALTIME, SUN4M_INT_FLOPPY, (SUN4M_INT_SERIAL | SUN4M_INT_KBDMS), SUN4M_INT_AUDIO, 0, SUN4M_INT_MODULE_ERR, - /* sbus */ + /* 0x30 - sbus */ 0, 0, SUN4M_INT_SBUS(0), SUN4M_INT_SBUS(1), 0, SUN4M_INT_SBUS(2), 0, SUN4M_INT_SBUS(3), 0, SUN4M_INT_SBUS(4), 0, SUN4M_INT_SBUS(5), 0, SUN4M_INT_SBUS(6), 0, 0, - /* vme */ + /* 0x40 - vme */ 0, 0, SUN4M_INT_VME(0), SUN4M_INT_VME(1), 0, SUN4M_INT_VME(2), 0, SUN4M_INT_VME(3), 0, SUN4M_INT_VME(4), 0, SUN4M_INT_VME(5), @@ -319,7 +308,6 @@ struct sun4m_timer_global { static struct sun4m_timer_global __iomem *timers_global; -#define TIMER_IRQ (OBP_INT_LEVEL_ONBOARD | 10) unsigned int lvl14_resolution = (((1000000/HZ) + 1) << 10); @@ -396,7 +384,7 @@ static void __init sun4m_init_timers(irq_handler_t counter_fn) master_l10_counter = &timers_global->l10_count; - err = request_irq(TIMER_IRQ, counter_fn, + err = request_irq(SUN4M_TIMER_IRQ, counter_fn, (IRQF_DISABLED | SA_STATIC_ALLOC), "timer", NULL); if (err) { printk(KERN_ERR "sun4m_init_timers: Register IRQ error %d.\n", |