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| author |   James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-06-10 13:47:26 -0500 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-06-10 13:47:26 -0500 |
| commit | f0cd91a68acdc9b49d7f6738b514a426da627649 (patch) | |
| tree | 8ad73564015794197583b094217ae0a71e71e753 /arch/mips/tx4938/common/irq.c | |
| parent | [SCSI] spi transport: don't allow dt to be set on SE or HVD buses (diff) | |
| parent | Merge branch 'upstream-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6 (diff) | |
| download | linux-dev-f0cd91a68acdc9b49d7f6738b514a426da627649.tar.xz linux-dev-f0cd91a68acdc9b49d7f6738b514a426da627649.zip | |
Merge ../linux-2.6
Diffstat (limited to 'arch/mips/tx4938/common/irq.c')
| -rw-r--r-- | arch/mips/tx4938/common/irq.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/arch/mips/tx4938/common/irq.c b/arch/mips/tx4938/common/irq.c index 4f90d7faf634..873805178d8e 100644 --- a/arch/mips/tx4938/common/irq.c +++ b/arch/mips/tx4938/common/irq.c @@ -392,11 +392,8 @@ tx4938_irq_pic_end(unsigned int irq) void __init tx4938_irq_init(void) { - extern asmlinkage void tx4938_irq_handler(void); - tx4938_irq_cp0_init(); tx4938_irq_pic_init(); - set_except_vector(0, tx4938_irq_handler); return; } @@ -422,3 +419,21 @@ tx4938_irq_nested(void) wbflush(); return (sw_irq); } + +asmlinkage void plat_irq_dispatch(struct pt_regs *regs) +{ + unsigned int pending = read_c0_cause() & read_c0_status(); + + if (pending & STATUSF_IP7) + do_IRQ(TX4938_IRQ_CPU_TIMER, regs); + else if (pending & STATUSF_IP2) { + int irq = tx4938_irq_nested(); + if (irq) + do_IRQ(irq, regs); + else + spurious_interrupt(regs); + } else if (pending & STATUSF_IP1) + do_IRQ(TX4938_IRQ_USER1, regs); + else if (pending & STATUSF_IP0) + do_IRQ(TX4938_IRQ_USER0, regs); +} |