diff options
Diffstat (limited to 'src/southbridge')
| -rw-r--r-- | src/southbridge/amd/cs5536/chip.h | 8 | ||||
| -rw-r--r-- | src/southbridge/amd/cs5536/cs5536.c | 24 |
2 files changed, 31 insertions, 1 deletions
diff --git a/src/southbridge/amd/cs5536/chip.h b/src/southbridge/amd/cs5536/chip.h index 33cc78a2f1..c186ff31d7 100644 --- a/src/southbridge/amd/cs5536/chip.h +++ b/src/southbridge/amd/cs5536/chip.h @@ -10,6 +10,14 @@ struct southbridge_amd_cs5536_config { int enable_gpio0_inta; /* almost always will be true */ int enable_ide_nand_flash; /* if you are using nand flash instead of IDE drive */ int enable_uarta; /* internal uarta interrupt enable */ + /* following are IRQ numbers for various southbridge resources. */ + /* I have guessed at some things, as I still don't have an lspci from anyone */ + int ide_irq; /* f.2 */ + int audio_irq; /* f.3 */ + int usbf4_irq; /* f.4 */ + int usbf5_irq; /* f.5 */ + int usbf6_irq; /* f.6 */ + int usbf7_irq; /* f.7 */ }; #endif /* _SOUTHBRIDGE_AMD_CS5536 */ diff --git a/src/southbridge/amd/cs5536/cs5536.c b/src/southbridge/amd/cs5536/cs5536.c index 062ba5a0f0..b67211fa0d 100644 --- a/src/southbridge/amd/cs5536/cs5536.c +++ b/src/southbridge/amd/cs5536/cs5536.c @@ -63,6 +63,21 @@ enable_ide_nand_flash(){ printk_err("cs5536: EXIT %s\n", __FUNCTION__); } +/* note: this is a candidate for inclusion in src/devices/pci_device.c */ +void +setup_irq(unsigned irq, char *name, unsigned level, unsigned bus, unsigned device, unsigned fn){ + if (irq) { + unsigned devfn = PCI_DEVFN(device,fn); + device_t dev = dev_find_slot(bus, devfn); + if (dev) { + pci_write_config8(dev, PCI_INTERRUPT_LINE, irq); + if (level) + pci_level_irq(irq); + } + else + printk_err("%s: Can't find %s at 0x%x\n", __FUNCTION__, name, devfn); + } +} static void southbridge_enable(struct device *dev) { @@ -109,7 +124,14 @@ static void southbridge_enable(struct device *dev) printk_err("%s: enable_ide_nand_flash is %d\n", __FUNCTION__, sb->enable_ide_nand_flash); if (sb->enable_ide_nand_flash) { enable_ide_nand_flash(); - } + } + + /* irq handling */ + setup_irq(sb->audio_irq, "audio", 1, 0, 0xf, 2); + setup_irq(sb->usbf4_irq, "usb f4", 1, 0, 0xf, 4); + setup_irq(sb->usbf5_irq, "usb f5", 1, 0, 0xf, 5); + setup_irq(sb->usbf6_irq, "usb f6", 1, 0, 0xf, 6); + setup_irq(sb->usbf7_irq, "usb f7", 1, 0, 0xf, 7); } |