diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/winent/mb6047/mainboard.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/mainboard/winent/mb6047/mainboard.c b/src/mainboard/winent/mb6047/mainboard.c index 6ebe04c869..d5ec572429 100644 --- a/src/mainboard/winent/mb6047/mainboard.c +++ b/src/mainboard/winent/mb6047/mainboard.c @@ -1,7 +1,54 @@ +#include <arch/io.h> +#include <console/console.h> #include <device/device.h> +#include <device/pnp_def.h> +#include <stdlib.h> +#include <superio/winbond/w83627thg/w83627thg.h> + +static void hwm_write(u16 base, u8 bank, u8 reg, u8 value) +{ + outb(0x4e, base + 0x05); + outb(bank, base + 0x06); + outb(reg, base + 0x05); + outb(value, base + 0x06); +} + +static void mb6047_hwm_init(void) +{ + device_t dev; + struct resource *res; + size_t i; + + static const struct { u8 bnk; u8 idx; u8 dat; } hwmtab[] = { + { 0x00, 0x5d, 0x05 }, /* CPUTIN diode */ + { 0x04, 0x55, 0x32 }, /* CPUTIN offset */ + { 0x00, 0x4e, 0x00 }, /* reset bank */ + }; + + dev = dev_find_slot_pnp(0x2e, W83627THG_HWM); + if (dev == NULL) + return; + + res = find_resource(dev, PNP_IDX_IO0); + if (res == NULL) + return; + + printk(BIOS_INFO, "setting up hardware monitor at 0x%04x\n", (unsigned int)res->base); + + /* Init hardware monitor. */ + for (i = 0; i < ARRAY_SIZE(hwmtab); i++) { + hwm_write(res->base, hwmtab[i].bnk, hwmtab[i].idx, hwmtab[i].dat); + } +} + +static void mb6047_mainboard_init(device_t dev) +{ + mb6047_hwm_init(); +} static void mainboard_enable(device_t dev) { + dev->ops->init = mb6047_mainboard_init; } struct chip_operations mainboard_ops = { |