#include #define NSC_WD_DEV PNP_DEV(0x2e, 0xa) #define NSC_WDBASE 0x600 #define ICH5_WDBASE 0x400 #define ICH5_GPIOBASE 0x500 static void disable_esb6300_watchdog(void) { /* FIXME move me somewhere more appropriate */ device_t dev; unsigned long value, base; dev = pci_locate_device(PCI_ID(0x8086, 0x25a1), 0); if (dev == PCI_DEV_INVALID) { die("Missing 6300ESB?"); } /* Enable I/O space */ value = pci_read_config16(dev, 0x04); value |= (1 << 10); pci_write_config16(dev, 0x04, value); /* Set and enable acpibase */ pci_write_config32(dev, 0x40, ICH5_WDBASE | 1); pci_write_config8(dev, 0x44, 0x10); base = ICH5_WDBASE + 0x60; /* Set bit 11 in TCO1_CNT */ value = inw(base + 0x08); value |= 1 << 11; outw(value, base + 0x08); /* Clear TCO timeout status */ outw(0x0008, base + 0x04); outw(0x0002, base + 0x06); } static void disable_watchdogs(void) { disable_esb6300_watchdog(); print_debug("Watchdogs disabled\n"); }