diff options
| author | David S. Miller <davem@sunset.davemloft.net> | 2006-06-20 15:23:28 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-06-23 23:15:00 -0700 |
| commit | 8fae097debdf8ac9b66d220ac258535ea09f3898 (patch) | |
| tree | 9c022cbf14e9174946a503b116fdf7376b8ce0ce /arch/sparc64/kernel/sbus.c | |
| parent | d384ea691fe4ea8c2dd5b9b8d9042eb181776f18 (diff) | |
[SBUS]: Start cleaning up generic sbus support layer.
In particular, move the IRQ probing out to sparc32/sparc64
arch specific code where it belongs.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel/sbus.c')
| -rw-r--r-- | arch/sparc64/kernel/sbus.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/sbus.c b/arch/sparc64/kernel/sbus.c index 8812417247d..8f7877ac858 100644 --- a/arch/sparc64/kernel/sbus.c +++ b/arch/sparc64/kernel/sbus.c @@ -1225,3 +1225,24 @@ void __init sbus_iommu_init(int prom_node, struct sbus_bus *sbus) sysio_register_error_handlers(sbus); } + +void sbus_fill_device_irq(struct sbus_dev *sdev) +{ + struct linux_prom_irqs irqs[PROMINTR_MAX]; + int len; + + len = prom_getproperty(sdev->prom_node, "interrupts", + (char *) irqs, sizeof(irqs)); + if (len == -1 || len == 0) { + sdev->irqs[0] = 0; + sdev->num_irqs = 0; + } else { + unsigned int pri = irqs[0].pri; + + sdev->num_irqs = 1; + if (pri < 0x20) + pri += sdev->slot * 8; + + sdev->irqs[0] = sbus_build_irq(sdev->bus, pri); + } +} |