diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/ibase/mb899/Makefile.inc | 1 | ||||
| -rw-r--r-- | src/mainboard/ibase/mb899/mainboard.c | 136 | ||||
| -rw-r--r-- | src/mainboard/ibase/mb899/superio_hwm.c | 161 | ||||
| -rw-r--r-- | src/mainboard/ibase/mb899/superio_hwm.h | 25 |
4 files changed, 189 insertions, 134 deletions
diff --git a/src/mainboard/ibase/mb899/Makefile.inc b/src/mainboard/ibase/mb899/Makefile.inc new file mode 100644 index 0000000000..c4e781bf20 --- /dev/null +++ b/src/mainboard/ibase/mb899/Makefile.inc @@ -0,0 +1 @@ +ramstage-y += superio_hwm.c diff --git a/src/mainboard/ibase/mb899/mainboard.c b/src/mainboard/ibase/mb899/mainboard.c index c7b846fc69..3730984159 100644 --- a/src/mainboard/ibase/mb899/mainboard.c +++ b/src/mainboard/ibase/mb899/mainboard.c @@ -27,6 +27,8 @@ #include <arch/io.h> #include <arch/interrupt.h> +#include "superio_hwm.h" + #if CONFIG_VGA_ROM_RUN static int int15_handler(void) { @@ -63,140 +65,6 @@ static int int15_handler(void) } #endif -/* Hardware Monitor */ - -static u16 hwm_base = 0x290; - -static void hwm_write(u8 reg, u8 value) -{ - outb(reg, hwm_base + 0x05); - outb(value, hwm_base + 0x06); -} - -static void hwm_bank(u8 bank) -{ - hwm_write(0x4e, bank); -} - -#define FAN_CRUISE_CONTROL_DISABLED 0 -#define FAN_CRUISE_CONTROL_SPEED 1 -#define FAN_CRUISE_CONTROL_THERMAL 2 - -#define FAN_SPEED_5625 0 -//#define FAN_TEMPERATURE_30DEGC 0 - -struct fan_speed { - u8 fan_in; - u16 fan_speed; -}; - -// FANIN Target Speed Register -// FANIN = 337500 / RPM -struct fan_speed fan_speeds[] = { - { 0x3c, 5625 }, { 0x41, 5192 }, { 0x47, 4753 }, { 0x4e, 4326 }, - { 0x56, 3924 }, { 0x5f, 3552 }, { 0x69, 3214 }, { 0x74, 2909 }, - { 0x80, 2636 }, { 0x8d, 2393 }, { 0x9b, 2177 }, { 0xaa, 1985 }, - { 0xba, 1814 }, { 0xcb, 1662 }, { 0xdd, 1527 }, { 0xf0, 1406 } -}; - -struct temperature { - u8 deg_celsius; - u8 deg_fahrenheit; -}; - -struct temperature temperatures[] = { - { 30, 86 }, { 33, 91 }, { 36, 96 }, { 39, 102 }, - { 42, 107 }, { 45, 113 }, { 48, 118 }, { 51, 123 }, - { 54, 129 }, { 57, 134 }, { 60, 140 }, { 63, 145 }, - { 66, 150 }, { 69, 156 }, { 72, 161 }, { 75, 167 } -}; - -static void hwm_setup(void) -{ - int cpufan_control = 0, sysfan_control = 0; - int cpufan_speed = 0, sysfan_speed = 0; - int cpufan_temperature = 0, sysfan_temperature = 0; - - if (get_option(&cpufan_control, "cpufan_cruise_control") != CB_SUCCESS) - cpufan_control = FAN_CRUISE_CONTROL_DISABLED; - if (get_option(&cpufan_speed, "cpufan_speed") != CB_SUCCESS) - cpufan_speed = FAN_SPEED_5625; - //if (get_option(&cpufan_temperature, "cpufan_temperature") != CB_SUCCESS) - // cpufan_temperature = FAN_TEMPERATURE_30DEGC; - - if (get_option(&sysfan_control, "sysfan_cruise_control") != CB_SUCCESS) - sysfan_control = FAN_CRUISE_CONTROL_DISABLED; - if (get_option(&sysfan_speed, "sysfan_speed") != CB_SUCCESS) - sysfan_speed = FAN_SPEED_5625; - //if (get_option(&sysfan_temperature, "sysfan_temperature") != CB_SUCCESS) - // sysfan_temperature = FAN_TEMPERATURE_30DEGC; - - // hwm_write(0x31, 0x20); // AVCC high limit - // hwm_write(0x34, 0x06); // VIN2 low limit - - hwm_bank(0); - hwm_write(0x59, 0x20); // Diode Selection - hwm_write(0x5d, 0x0f); // All Sensors Diode, not Thermistor - - hwm_bank(4); - hwm_write(0x54, 0xf1); // SYSTIN temperature offset - hwm_write(0x55, 0x19); // CPUTIN temperature offset - hwm_write(0x56, 0xfc); // AUXTIN temperature offset - - hwm_bank(0x80); // Default - - u8 fan_config = 0; - // 00 FANOUT is Manual Mode - // 01 FANOUT is Thermal Cruise Mode - // 10 FANOUT is Fan Speed Cruise Mode - switch (cpufan_control) { - case FAN_CRUISE_CONTROL_SPEED: fan_config |= (2 << 4); break; - case FAN_CRUISE_CONTROL_THERMAL: fan_config |= (1 << 4); break; - } - switch (sysfan_control) { - case FAN_CRUISE_CONTROL_SPEED: fan_config |= (2 << 2); break; - case FAN_CRUISE_CONTROL_THERMAL: fan_config |= (1 << 2); break; - } - // This register must be written first - hwm_write(0x04, fan_config); - - switch (cpufan_control) { - case FAN_CRUISE_CONTROL_SPEED: - printk(BIOS_DEBUG, "Fan Cruise Control setting CPU fan to %d RPM\n", - fan_speeds[cpufan_speed].fan_speed); - hwm_write(0x06, fan_speeds[cpufan_speed].fan_in); // CPUFANIN target speed - break; - case FAN_CRUISE_CONTROL_THERMAL: - printk(BIOS_DEBUG, "Fan Cruise Control setting CPU fan to activation at %d deg C/%d deg F\n", - temperatures[cpufan_temperature].deg_celsius, - temperatures[cpufan_temperature].deg_fahrenheit); - hwm_write(0x06, temperatures[cpufan_temperature].deg_celsius); // CPUFANIN target temperature - break; - } - - switch (sysfan_control) { - case FAN_CRUISE_CONTROL_SPEED: - printk(BIOS_DEBUG, "Fan Cruise Control setting system fan to %d RPM\n", - fan_speeds[sysfan_speed].fan_speed); - hwm_write(0x05, fan_speeds[sysfan_speed].fan_in); // SYSFANIN target speed - break; - case FAN_CRUISE_CONTROL_THERMAL: - printk(BIOS_DEBUG, "Fan Cruise Control setting system fan to activation at %d deg C/%d deg F\n", - temperatures[sysfan_temperature].deg_celsius, - temperatures[sysfan_temperature].deg_fahrenheit); - hwm_write(0x05, temperatures[sysfan_temperature].deg_celsius); // SYSFANIN target temperature - break; - } - - hwm_write(0x0e, 0x02); // Fan Output Step Down Time - hwm_write(0x0f, 0x02); // Fan Output Step Up Time - - hwm_write(0x47, 0xaf); // FAN divisor register - hwm_write(0x4b, 0x84); // AUXFANIN speed divisor - - hwm_write(0x40, 0x01); // Init, but no SMI# -} - /* Audio Setup */ extern u32 * cim_verb_data; diff --git a/src/mainboard/ibase/mb899/superio_hwm.c b/src/mainboard/ibase/mb899/superio_hwm.c new file mode 100644 index 0000000000..7864264d41 --- /dev/null +++ b/src/mainboard/ibase/mb899/superio_hwm.c @@ -0,0 +1,161 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * Copyright (C) 2014 Edward O'Callaghan <eocallaghan@alterapraxis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <types.h> +#include <arch/io.h> +#include <console/console.h> +#include <device/device.h> +#include <pc80/mc146818rtc.h> + +#include "superio_hwm.h" + +/* Hardware Monitor */ + +#define FAN_CRUISE_CONTROL_DISABLED 0 +#define FAN_CRUISE_CONTROL_SPEED 1 +#define FAN_CRUISE_CONTROL_THERMAL 2 + +#define FAN_SPEED_5625 0 +//#define FAN_TEMPERATURE_30DEGC 0 + +#define HWM_BASE 0x290 + +static void hwm_write(u8 reg, u8 value) +{ + outb(reg, HWM_BASE + 0x05); + outb(value, HWM_BASE + 0x06); +} + +static void hwm_bank(u8 bank) +{ + hwm_write(0x4e, bank); +} + +struct fan_speed { + u8 fan_in; + u16 fan_speed; +}; + +// FANIN Target Speed Register +// FANIN = 337500 / RPM +struct fan_speed fan_speeds[] = { + { 0x3c, 5625 }, { 0x41, 5192 }, { 0x47, 4753 }, { 0x4e, 4326 }, + { 0x56, 3924 }, { 0x5f, 3552 }, { 0x69, 3214 }, { 0x74, 2909 }, + { 0x80, 2636 }, { 0x8d, 2393 }, { 0x9b, 2177 }, { 0xaa, 1985 }, + { 0xba, 1814 }, { 0xcb, 1662 }, { 0xdd, 1527 }, { 0xf0, 1406 } +}; + +struct temperature { + u8 deg_celsius; + u8 deg_fahrenheit; +}; + +struct temperature temperatures[] = { + { 30, 86 }, { 33, 91 }, { 36, 96 }, { 39, 102 }, + { 42, 107 }, { 45, 113 }, { 48, 118 }, { 51, 123 }, + { 54, 129 }, { 57, 134 }, { 60, 140 }, { 63, 145 }, + { 66, 150 }, { 69, 156 }, { 72, 161 }, { 75, 167 } +}; + +void hwm_setup(void) +{ + int cpufan_control = 0, sysfan_control = 0; + int cpufan_speed = 0, sysfan_speed = 0; + int cpufan_temperature = 0, sysfan_temperature = 0; + + if (get_option(&cpufan_control, "cpufan_cruise_control") != CB_SUCCESS) + cpufan_control = FAN_CRUISE_CONTROL_DISABLED; + if (get_option(&cpufan_speed, "cpufan_speed") != CB_SUCCESS) + cpufan_speed = FAN_SPEED_5625; + //if (get_option(&cpufan_temperature, "cpufan_temperature") != CB_SUCCESS) + // cpufan_temperature = FAN_TEMPERATURE_30DEGC; + + if (get_option(&sysfan_control, "sysfan_cruise_control") != CB_SUCCESS) + sysfan_control = FAN_CRUISE_CONTROL_DISABLED; + if (get_option(&sysfan_speed, "sysfan_speed") != CB_SUCCESS) + sysfan_speed = FAN_SPEED_5625; + //if (get_option(&sysfan_temperature, "sysfan_temperature") != CB_SUCCESS) + // sysfan_temperature = FAN_TEMPERATURE_30DEGC; + + // hwm_write(0x31, 0x20); // AVCC high limit + // hwm_write(0x34, 0x06); // VIN2 low limit + + hwm_bank(0); + hwm_write(0x59, 0x20); // Diode Selection + hwm_write(0x5d, 0x0f); // All Sensors Diode, not Thermistor + + hwm_bank(4); + hwm_write(0x54, 0xf1); // SYSTIN temperature offset + hwm_write(0x55, 0x19); // CPUTIN temperature offset + hwm_write(0x56, 0xfc); // AUXTIN temperature offset + + hwm_bank(0x80); // Default + + u8 fan_config = 0; + // 00 FANOUT is Manual Mode + // 01 FANOUT is Thermal Cruise Mode + // 10 FANOUT is Fan Speed Cruise Mode + switch (cpufan_control) { + case FAN_CRUISE_CONTROL_SPEED: fan_config |= (2 << 4); break; + case FAN_CRUISE_CONTROL_THERMAL: fan_config |= (1 << 4); break; + } + switch (sysfan_control) { + case FAN_CRUISE_CONTROL_SPEED: fan_config |= (2 << 2); break; + case FAN_CRUISE_CONTROL_THERMAL: fan_config |= (1 << 2); break; + } + // This register must be written first + hwm_write(0x04, fan_config); + + switch (cpufan_control) { + case FAN_CRUISE_CONTROL_SPEED: + printk(BIOS_DEBUG, "Fan Cruise Control setting CPU fan to %d RPM\n", + fan_speeds[cpufan_speed].fan_speed); + hwm_write(0x06, fan_speeds[cpufan_speed].fan_in); // CPUFANIN target speed + break; + case FAN_CRUISE_CONTROL_THERMAL: + printk(BIOS_DEBUG, "Fan Cruise Control setting CPU fan to activation at %d deg C/%d deg F\n", + temperatures[cpufan_temperature].deg_celsius, + temperatures[cpufan_temperature].deg_fahrenheit); + hwm_write(0x06, temperatures[cpufan_temperature].deg_celsius); // CPUFANIN target temperature + break; + } + + switch (sysfan_control) { + case FAN_CRUISE_CONTROL_SPEED: + printk(BIOS_DEBUG, "Fan Cruise Control setting system fan to %d RPM\n", + fan_speeds[sysfan_speed].fan_speed); + hwm_write(0x05, fan_speeds[sysfan_speed].fan_in); // SYSFANIN target speed + break; + case FAN_CRUISE_CONTROL_THERMAL: + printk(BIOS_DEBUG, "Fan Cruise Control setting system fan to activation at %d deg C/%d deg F\n", + temperatures[sysfan_temperature].deg_celsius, + temperatures[sysfan_temperature].deg_fahrenheit); + hwm_write(0x05, temperatures[sysfan_temperature].deg_celsius); // SYSFANIN target temperature + break; + } + + hwm_write(0x0e, 0x02); // Fan Output Step Down Time + hwm_write(0x0f, 0x02); // Fan Output Step Up Time + + hwm_write(0x47, 0xaf); // FAN divisor register + hwm_write(0x4b, 0x84); // AUXFANIN speed divisor + + hwm_write(0x40, 0x01); // Init, but no SMI# +} diff --git a/src/mainboard/ibase/mb899/superio_hwm.h b/src/mainboard/ibase/mb899/superio_hwm.h new file mode 100644 index 0000000000..346b97c583 --- /dev/null +++ b/src/mainboard/ibase/mb899/superio_hwm.h @@ -0,0 +1,25 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Edward O'Callaghan <eocallaghan@alterapraxis.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef SUPERIO_HWM_H +#define SUPERIO_HWM_H + +void hwm_setup(void); + +#endif /* SUPERIO_HWM_H */ |