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#include <console/console.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ops.h>
#include <device/pci_ids.h>
#include <pc80/keyboard.h>
#include <pc80/i8259.h>
#include "chip.h"
static void keyboard_on(struct device *dev)
{
u8 regval;
regval = pci_read_config8(dev, 0x51);
regval |= 0x05;
regval &= 0xfd;
pci_write_config8(dev, 0x51, regval);
pc_keyboard_init(0);
}
#ifdef UNUSED_CODE
void dump_south(device_t dev0)
{
int i,j;
for(i = 0; i < 256; i += 16) {
printk(BIOS_DEBUG, "0x%x: ", i);
for(j = 0; j < 16; j++) {
printk(BIOS_DEBUG, "%02x ", pci_read_config8(dev0, i+j));
}
printk(BIOS_DEBUG, "\n");
}
}
void set_led(void)
{
// set power led to steady now that coreboot has virtually done its job
device_t dev;
dev = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8235, 0);
pci_write_config8(dev, 0x94, 0xb0);
}
#endif
static void vt8235_enable(struct device *dev)
{
u8 regval;
u16 vendor,model;
vendor = pci_read_config16(dev,0);
model = pci_read_config16(dev,0x2);
printk(BIOS_DEBUG, "In vt8235_enable %04x %04x.\n",vendor,model);
/* If this is not the southbridge itself just return.
* This is necessary because USB devices are slot 10, whereas this
* device is slot 11 therefore usb devices get called first during
* the bus scan. We don't want to wait until we could do dev->init
* because that's too late.
*/
if( (vendor != PCI_VENDOR_ID_VIA) || (model != PCI_DEVICE_ID_VIA_8235))
return;
printk(BIOS_DEBUG, "Initialising Devices\n");
/* make sure interupt controller is configured before keyboard init */
setup_i8259();
/* enable RTC and ethernet */
regval = pci_read_config8(dev, 0x51);
regval |= 0x18;
pci_write_config8(dev, 0x51, regval);
/* turn on keyboard */
keyboard_on(dev);
/* enable USB 1.1 & USB 2.0 - redundant really since we've
* already been there - see note above
*/
regval = pci_read_config8(dev, 0x50);
regval &= ~(0x36);
pci_write_config8(dev, 0x50, regval);
}
struct chip_operations southbridge_via_vt8235_ops = {
CHIP_NAME("VIA VT8235 Southbridge")
.enable_dev = vt8235_enable,
};
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