| #include <arch/io.h> |
| #include <stdlib.h> |
| #include <superio/ite/it8716f/it8716f.h> |
| |
| static void write_index(uint16_t port_base, uint8_t reg, uint8_t value) |
| { |
| outb(reg, port_base); |
| outb(value, port_base + 1); |
| } |
| |
| static const struct { |
| uint8_t index, value; |
| } sequence[]= { |
| /* Make sure we can monitor, and enable SMI# interrupt output */ |
| { 0x00, 0x13}, |
| /* Disable fan interrupt status bits for SMI# */ |
| { 0x04, 0x37}, |
| /* Disable VIN interrupt status bits for SMI# */ |
| { 0x05, 0xff}, |
| /* Disable fan interrupt status bits for IRQ */ |
| { 0x07, 0x37}, |
| /* Disable VIN interrupt status bits for IRQ */ |
| { 0x08, 0xff}, |
| /* Disable external sensor interrupt */ |
| { 0x09, 0x87}, |
| /* Enable 16 bit counter divisors */ |
| { 0x0c, 0x07}, |
| /* Set FAN_CTL control register (0x14) polarity to high, and |
| activate fans 1, 2 and 3. */ |
| { 0x14, 0xd7}, |
| /* set the correct sensor types 1,2 thermistor; 3 diode */ |
| { 0x51, 0x1c}, |
| /* set the 'zero' voltage for diode type sensor 3 */ |
| { 0x5c, 0x80}, |
| // { 0x56, 0xe5}, |
| // { 0x57, 0xe5}, |
| { 0x59, 0xec}, |
| { 0x5c, 0x00}, |
| /* fan1 (controlled by temp3) control parameters */ |
| /* fan off limit */ |
| { 0x60, 0xff}, |
| /* fan start limit */ |
| { 0x61, 0x14}, |
| /* ???? */ |
| // { 0x62, 0x00}, |
| /* start PWM */ |
| { 0x63, 0x27}, |
| /* smooth and slope PWM */ |
| { 0x64, 0x90}, |
| /* direct-down and interval */ |
| { 0x65, 0x03}, |
| /* temperature limit of fan stop for fan3 (automatic) */ |
| { 0x70, 0xff}, |
| /* temperature limit of fan start for fan3 (automatic) */ |
| { 0x71, 0x14}, |
| /* Set PWM start & slope for fan3 */ |
| { 0x73, 0x20}, |
| /* Initialize PWM automatic mode slope values for fan3 */ |
| { 0x74, 0x90}, |
| /* set smartguardian temperature interval for fan3 */ |
| { 0x75, 0x03}, |
| /* fan1 auto controlled by temp3 */ |
| { 0x15, 0x82}, |
| /* fan2 auto controlled by temp3 */ |
| { 0x16, 0x82}, |
| /* fan3 auto controlled by temp3 */ |
| { 0x17, 0x82}, |
| /* all fans enable, fan1 ctl smart */ |
| { 0x13, 0x77} |
| }; |
| |
| /* |
| * Called from superio.c |
| */ |
| void init_ec(uint16_t base) |
| { |
| int i; |
| for (i=0; i<ARRAY_SIZE(sequence); i++) { |
| write_index(base, sequence[i].index, sequence[i].value); |
| } |
| } |