diff options
| author | Yoshinori Sato <ysato@users.sourceforge.jp> | 2007-05-06 14:50:35 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-07 12:12:58 -0700 |
| commit | c728d60455e8e8722ee08312a75f38dd7a866b5e (patch) | |
| tree | c848cbddc7557fa1cf00993245e562007465dadb /arch/h8300/platform/h8300h/ints_h8300h.c | |
| parent | aeecf3142d82414d511135cc85f86caddfb58338 (diff) | |
h8300 generic irq
h8300 using generic irq handler patch.
Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/h8300/platform/h8300h/ints_h8300h.c')
| -rw-r--r-- | arch/h8300/platform/h8300h/ints_h8300h.c | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/arch/h8300/platform/h8300h/ints_h8300h.c b/arch/h8300/platform/h8300h/ints_h8300h.c deleted file mode 100644 index f1777119b87..00000000000 --- a/arch/h8300/platform/h8300h/ints_h8300h.c +++ /dev/null @@ -1,85 +0,0 @@ -/* - * linux/arch/h8300/platform/h8300h/ints_h8300h.c - * Interrupt handling CPU variants - * - * Yoshinori Sato <ysato@users.sourceforge.jp> - * - */ - -#include <linux/init.h> -#include <linux/errno.h> - -#include <asm/ptrace.h> -#include <asm/traps.h> -#include <asm/irq.h> -#include <asm/io.h> -#include <asm/gpio.h> -#include <asm/regs306x.h> - -/* saved vector list */ -const int __initdata h8300_saved_vectors[]={ -#if defined(CONFIG_GDB_DEBUG) - TRAP3_VEC, -#endif - -1 -}; - -/* trap entry table */ -const unsigned long __initdata h8300_trap_table[NR_TRAPS]={ - 0,0,0,0,0,0,0,0, - (unsigned long)system_call, /* TRAPA #0 */ - 0,0, - (unsigned long)trace_break, /* TRAPA #3 */ -}; - -int h8300_enable_irq_pin(unsigned int irq) -{ - int bitmask; - if (irq < EXT_IRQ0 || irq > EXT_IRQ5) - return 0; - - /* initialize IRQ pin */ - bitmask = 1 << (irq - EXT_IRQ0); - switch(irq) { - case EXT_IRQ0: - case EXT_IRQ1: - case EXT_IRQ2: - case EXT_IRQ3: - if (H8300_GPIO_RESERVE(H8300_GPIO_P8, bitmask) == 0) - return -EBUSY; - H8300_GPIO_DDR(H8300_GPIO_P8, bitmask, H8300_GPIO_INPUT); - break; - case EXT_IRQ4: - case EXT_IRQ5: - if (H8300_GPIO_RESERVE(H8300_GPIO_P9, bitmask) == 0) - return -EBUSY; - H8300_GPIO_DDR(H8300_GPIO_P9, bitmask, H8300_GPIO_INPUT); - break; - } - - return 0; -} - -void h8300_disable_irq_pin(unsigned int irq) -{ - int bitmask; - if (irq < EXT_IRQ0 || irq > EXT_IRQ5) - return; - - /* disable interrupt & release IRQ pin */ - bitmask = 1 << (irq - EXT_IRQ0); - switch(irq) { - case EXT_IRQ0: - case EXT_IRQ1: - case EXT_IRQ2: - case EXT_IRQ3: - *(volatile unsigned char *)IER &= ~bitmask; - H8300_GPIO_FREE(H8300_GPIO_P8, bitmask); - break ; - case EXT_IRQ4: - case EXT_IRQ5: - *(volatile unsigned char *)IER &= ~bitmask; - H8300_GPIO_FREE(H8300_GPIO_P9, bitmask); - break; - } -} |