diff options
Diffstat (limited to 'arch/sparc/kernel/sun4c_irq.c')
-rw-r--r-- | arch/sparc/kernel/sun4c_irq.c | 58 |
1 files changed, 17 insertions, 41 deletions
diff --git a/arch/sparc/kernel/sun4c_irq.c b/arch/sparc/kernel/sun4c_irq.c index a74582455cce..722d2516f284 100644 --- a/arch/sparc/kernel/sun4c_irq.c +++ b/arch/sparc/kernel/sun4c_irq.c @@ -33,7 +33,6 @@ #include <asm/traps.h> #include <asm/irq.h> #include <asm/io.h> -#include <asm/sun4paddr.h> #include <asm/idprom.h> #include <asm/machines.h> @@ -130,22 +129,10 @@ static void sun4c_enable_irq(unsigned int irq_nr) volatile struct sun4c_timer_info *sun4c_timers; -#ifdef CONFIG_SUN4 -/* This is an ugly hack to work around the - current timer code, and make it work with - the sun4/260 intersil - */ -volatile struct sun4c_timer_info sun4_timer; -#endif - static void sun4c_clear_clock_irq(void) { volatile unsigned int clear_intr; -#ifdef CONFIG_SUN4 - if (idprom->id_machtype == (SM_SUN4 | SM_4_260)) - clear_intr = sun4_timer.timer_limit10; - else -#endif + clear_intr = sun4c_timers->timer_limit10; } @@ -166,11 +153,6 @@ static void __init sun4c_init_timers(irq_handler_t counter_fn) /* Map the Timer chip, this is implemented in hardware inside * the cache chip on the sun4c. */ -#ifdef CONFIG_SUN4 - if (idprom->id_machtype == (SM_SUN4 | SM_4_260)) - sun4c_timers = &sun4_timer; - else -#endif sun4c_timers = ioremap(SUN_TIMER_PHYSADDR, sizeof(struct sun4c_timer_info)); @@ -206,28 +188,22 @@ void __init sun4c_init_IRQ(void) { struct linux_prom_registers int_regs[2]; int ie_node; - - if (ARCH_SUN4) { - interrupt_enable = (char *) - ioremap(sun4_ie_physaddr, PAGE_SIZE); - } else { - struct resource phyres; - - ie_node = prom_searchsiblings (prom_getchild(prom_root_node), - "interrupt-enable"); - if(ie_node == 0) - panic("Cannot find /interrupt-enable node"); - - /* Depending on the "address" property is bad news... */ - interrupt_enable = NULL; - if (prom_getproperty(ie_node, "reg", (char *) int_regs, - sizeof(int_regs)) != -1) { - memset(&phyres, 0, sizeof(struct resource)); - phyres.flags = int_regs[0].which_io; - phyres.start = int_regs[0].phys_addr; - interrupt_enable = (char *) of_ioremap(&phyres, 0, - int_regs[0].reg_size, "sun4c_intr"); - } + struct resource phyres; + + ie_node = prom_searchsiblings (prom_getchild(prom_root_node), + "interrupt-enable"); + if(ie_node == 0) + panic("Cannot find /interrupt-enable node"); + + /* Depending on the "address" property is bad news... */ + interrupt_enable = NULL; + if (prom_getproperty(ie_node, "reg", (char *) int_regs, + sizeof(int_regs)) != -1) { + memset(&phyres, 0, sizeof(struct resource)); + phyres.flags = int_regs[0].which_io; + phyres.start = int_regs[0].phys_addr; + interrupt_enable = (char *) of_ioremap(&phyres, 0, + int_regs[0].reg_size, "sun4c_intr"); } if (!interrupt_enable) panic("Cannot map interrupt_enable"); |