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- Take into account only unmasked bits in interrupt status register

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This commit is contained in:
Oleksandr Tymoshenko 2009-06-16 00:02:02 +00:00
parent ee58bf3153
commit 8766ab738d
1 changed files with 12 additions and 2 deletions
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14
sys/mips/atheros/ar71xx_pci.c
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@ -86,9 +86,10 @@ ar71xx_pci_mask_irq(void *source)
uint32_t reg;
unsigned int irq = (unsigned int)source;
reg = ATH_READ_REG(AR71XX_PCI_INTR_MASK);
/* flush */
reg = ATH_READ_REG(AR71XX_PCI_INTR_MASK);
ATH_WRITE_REG(AR71XX_PCI_INTR_MASK, reg & ~(1 << irq));
}
static void
@ -99,6 +100,8 @@ ar71xx_pci_unmask_irq(void *source)
reg = ATH_READ_REG(AR71XX_PCI_INTR_MASK);
ATH_WRITE_REG(AR71XX_PCI_INTR_MASK, reg | (1 << irq));
/* flush */
reg = ATH_READ_REG(AR71XX_PCI_INTR_MASK);
}
/*
@ -294,10 +297,12 @@ ar71xx_pci_attach(device_t dev)
reset |= (RST_RESET_PCI_CORE | RST_RESET_PCI_BUS);
ATH_WRITE_REG(AR71XX_RST_RESET, reset);
DELAY(1000);
ATH_READ_REG(AR71XX_RST_RESET);
reset &= ~(RST_RESET_PCI_CORE | RST_RESET_PCI_BUS);
ATH_WRITE_REG(AR71XX_RST_RESET, reset);
DELAY(1000);
ATH_READ_REG(AR71XX_RST_RESET);
/* Init PCI windows */
ATH_WRITE_REG(AR71XX_PCI_WINDOW0, PCI_WINDOW0_ADDR);
@ -472,9 +477,14 @@ ar71xx_pci_intr(void *arg)
{
struct ar71xx_pci_softc *sc = arg;
struct intr_event *event;
uint32_t reg, irq;
uint32_t reg, irq, mask;
reg = ATH_READ_REG(AR71XX_PCI_INTR_STATUS);
mask = ATH_READ_REG(AR71XX_PCI_INTR_MASK);
/*
* Handle only unmasked interrupts
*/
reg &= mask;
for (irq = AR71XX_PCI_IRQ_START; irq <= AR71XX_PCI_IRQ_END; irq++) {
if (reg & (1 << irq)) {
event = sc->sc_eventstab[irq];