diff options
Diffstat (limited to 'target/linux/ifxmips/files-2.6.33')
| -rw-r--r-- | target/linux/ifxmips/files-2.6.33/arch/mips/ifxmips/danube/irq.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/target/linux/ifxmips/files-2.6.33/arch/mips/ifxmips/danube/irq.c b/target/linux/ifxmips/files-2.6.33/arch/mips/ifxmips/danube/irq.c index 18b8d01d42..ce198e321c 100644 --- a/target/linux/ifxmips/files-2.6.33/arch/mips/ifxmips/danube/irq.c +++ b/target/linux/ifxmips/files-2.6.33/arch/mips/ifxmips/danube/irq.c @@ -55,6 +55,26 @@ ifxmips_mask_and_ack_irq(unsigned int irq_nr) } EXPORT_SYMBOL(ifxmips_mask_and_ack_irq); +static void +ifxmips_ack_irq(unsigned int irq_nr) +{ + int i; + u32 *isr = IFXMIPS_ICU_IM0_ISR; + + irq_nr -= INT_NUM_IRQ0; + for (i = 0; i <= 4; i++) + { + if (irq_nr < INT_NUM_IM_OFFSET) + { + ifxmips_w32((1 << irq_nr), isr); + return; + } + isr += IFXMIPS_ICU_OFFSET; + irq_nr -= INT_NUM_IM_OFFSET; + } +} + + void ifxmips_enable_irq(unsigned int irq_nr) { @@ -96,7 +116,7 @@ ifxmips_irq_type = { .enable = ifxmips_enable_irq, .disable = ifxmips_disable_irq, .unmask = ifxmips_enable_irq, - .ack = ifxmips_end_irq, + .ack = ifxmips_ack_irq, .mask = ifxmips_disable_irq, .mask_ack = ifxmips_mask_and_ack_irq, .end = ifxmips_end_irq, |