#include <device/pnp_def.h> #define NSC_WD_DEV PNP_DEV(0x2e, 0xa) #define NSC_WDBASE 0x600 #define ICH5_WDBASE 0x400 #define ICH5_GPIOBASE 0x500 static void disable_sio_watchdog(device_t dev) { #if 0 /* FIXME move me somewhere more appropriate */ pnp_set_logical_device(dev); pnp_set_enable(dev, 1); pnp_set_iobase(dev, PNP_IDX_IO0, NSC_WDBASE); /* disable the sio watchdog */ outb(0, NSC_WDBASE + 0); pnp_set_enable(dev, 0); #endif } static void disable_ich5_watchdog(void) { /* FIXME move me somewhere more appropriate */ device_t dev; unsigned long value, base; dev = pci_locate_device(PCI_ID(0x8086, 0x24d0), 0); if (dev == PCI_DEV_INVALID) { die("Missing ich5?"); } /* 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_sio_watchdog(NSC_WD_DEV); disable_ich5_watchdog(); print_debug("Watchdogs disabled\r\n"); }