diff options
Diffstat (limited to 'src/southbridge/via/vt8231/vt8231_lpc.c')
| -rw-r--r-- | src/southbridge/via/vt8231/vt8231_lpc.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/src/southbridge/via/vt8231/vt8231_lpc.c b/src/southbridge/via/vt8231/vt8231_lpc.c index 6c517ff492..c874528dec 100644 --- a/src/southbridge/via/vt8231/vt8231_lpc.c +++ b/src/southbridge/via/vt8231/vt8231_lpc.c @@ -25,7 +25,7 @@ static void pci_routing_fixup(struct device *dev) printk(BIOS_INFO, "%s: dev is %p\n", __func__, dev); if (dev) { /* initialize PCI interupts - these assignments depend - on the PCB routing of PINTA-D + on the PCB routing of PINTA-D PINTA = IRQ11 PINTB = IRQ5 @@ -61,60 +61,60 @@ static void vt8231_init(struct device *dev) enables = pci_read_config8(dev, 0x6C); enables |= 0x80; pci_write_config8(dev, 0x6C, enables); - + // Map 4MB of FLASH into the address space pci_write_config8(dev, 0x41, 0x7f); - + // Set bit 6 of 0x40, because Award does it (IO recovery time) - // IMPORTANT FIX - EISA 0x4d0 decoding must be on so that PCI + // IMPORTANT FIX - EISA 0x4d0 decoding must be on so that PCI // interrupts can be properly marked as level triggered. enables = pci_read_config8(dev, 0x40); pci_write_config8(dev, 0x40, enables); - + // Set 0x42 to 0xf0 to match Award bios enables = pci_read_config8(dev, 0x42); enables |= 0xf0; pci_write_config8(dev, 0x42, enables); - + // Set bit 3 of 0x4a, to match award (dummy pci request) enables = pci_read_config8(dev, 0x4a); enables |= 0x08; pci_write_config8(dev, 0x4a, enables); - + // Set bit 3 of 0x4f to match award (use INIT# as cpu reset) enables = pci_read_config8(dev, 0x4f); enables |= 0x08; pci_write_config8(dev, 0x4f, enables); - + // Set 0x58 to 0x03 to match Award pci_write_config8(dev, 0x58, 0x03); - + // enable the ethernet/RTC if (dev) { enables = pci_read_config8(dev, 0x51); - enables |= 0x18; + enables |= 0x18; pci_write_config8(dev, 0x51, enables); } // enable IDE, since Linux won't do it. // First do some more things to devfn (17,0) - // note: this should already be cleared, according to the book. + // note: this should already be cleared, according to the book. enables = pci_read_config8(dev, 0x50); printk(BIOS_DEBUG, "IDE enable in reg. 50 is 0x%x\n", enables); enables &= ~8; // need manifest constant here! printk(BIOS_DEBUG, "set IDE reg. 50 to 0x%x\n", enables); pci_write_config8(dev, 0x50, enables); - + // set default interrupt values (IDE) enables = pci_read_config8(dev, 0x4c); printk(BIOS_DEBUG, "IRQs in reg. 4c are 0x%x\n", enables & 0xf); - // clear out whatever was there. + // clear out whatever was there. enables &= ~0xf; enables |= 4; printk(BIOS_DEBUG, "setting reg. 4c to 0x%x\n", enables); pci_write_config8(dev, 0x4c, enables); - - // set up the serial port interrupts. + + // set up the serial port interrupts. // com2 to 3, com1 to 4 pci_write_config8(dev, 0x46, 0x04); pci_write_config8(dev, 0x47, 0x03); @@ -123,7 +123,7 @@ static void vt8231_init(struct device *dev) /* set up isa bus -- i/o recovery time, rom write enable, extend-ale */ pci_write_config8(dev, 0x40, 0x54); //ethernet_fixup(); - + // Start the rtc rtc_init(0); } |