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authorYoshinori Sato <ysato@users.sourceforge.jp>2007-05-06 14:50:35 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-07 12:12:58 -0700
commitc728d60455e8e8722ee08312a75f38dd7a866b5e (patch)
treec848cbddc7557fa1cf00993245e562007465dadb /arch/h8300/platform/h8300h
parentaeecf3142d82414d511135cc85f86caddfb58338 (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')
-rw-r--r--arch/h8300/platform/h8300h/Makefile2
-rw-r--r--arch/h8300/platform/h8300h/entry.S4
-rw-r--r--arch/h8300/platform/h8300h/generic/Makefile2
-rw-r--r--arch/h8300/platform/h8300h/ints_h8300h.c85
4 files changed, 4 insertions, 89 deletions
diff --git a/arch/h8300/platform/h8300h/Makefile b/arch/h8300/platform/h8300h/Makefile
index 5d42c772f75a..b24ea08aa0a7 100644
--- a/arch/h8300/platform/h8300h/Makefile
+++ b/arch/h8300/platform/h8300h/Makefile
@@ -4,4 +4,4 @@
# Reuse any files we can from the H8/300H
#
-obj-y := entry.o ints_h8300h.o ptrace_h8300h.o
+obj-y := entry.o irq_pin.o ptrace_h8300h.o
diff --git a/arch/h8300/platform/h8300h/entry.S b/arch/h8300/platform/h8300h/entry.S
index d2dea2432fb2..f86ac3b5d4de 100644
--- a/arch/h8300/platform/h8300h/entry.S
+++ b/arch/h8300/platform/h8300h/entry.S
@@ -30,12 +30,12 @@
mov.l er0,@-sp
stc ccr,r0l /* check kernel mode */
- orc #0x10,ccr
btst #4,r0l
bne 5f
mov.l sp,@SYMBOL_NAME(sw_usp) /* user mode */
mov.l @sp,er0
+ orc #0x10,ccr
mov.l @SYMBOL_NAME(sw_ksp),sp
sub.l #(LRET-LORIG),sp /* allocate LORIG - LRET */
mov.l er0,@-sp
@@ -165,7 +165,7 @@ SYMBOL_NAME_LABEL(interrupt_entry)
dec.l #1,er0
mov.l sp,er1
subs #4,er1 /* adjust ret_pc */
- jsr @SYMBOL_NAME(process_int)
+ jsr @SYMBOL_NAME(do_IRQ)
mov.l @SYMBOL_NAME(irq_stat)+CPUSTAT_SOFTIRQ_PENDING,er0
beq 1f
jsr @SYMBOL_NAME(do_softirq)
diff --git a/arch/h8300/platform/h8300h/generic/Makefile b/arch/h8300/platform/h8300h/generic/Makefile
index b6ea7688a616..32b964a9010e 100644
--- a/arch/h8300/platform/h8300h/generic/Makefile
+++ b/arch/h8300/platform/h8300h/generic/Makefile
@@ -2,5 +2,5 @@
# Makefile for the linux kernel.
#
+extra-y := crt0_$(MODEL).o
obj-y := timer.o
-extra-y = crt0_$(MODEL).o
diff --git a/arch/h8300/platform/h8300h/ints_h8300h.c b/arch/h8300/platform/h8300h/ints_h8300h.c
deleted file mode 100644
index f1777119b871..000000000000
--- 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;
- }
-}

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