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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2012 Sage Electronic Engineering, LLC
*
* 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.
*/
#include <southbridge/amd/cimx/cimx_util.h>
#include <device/device.h> /* device_t */
#include <device/pci.h> /* device_operations */
#include "SBPLATFORM.h"
#include "sb_cimx.h"
#include "chip.h" /* struct southbridge_amd_cimx_sb800_config */
#include "fan.h"
void init_sb800_MANUAL_fans(device_t dev)
{
int i;
struct southbridge_amd_cimx_sb800_config *sb_chip =
(struct southbridge_amd_cimx_sb800_config *)(dev->chip_info);
/* Init Fan 0 */
if (sb_chip->fan0_enabled)
for (i = 0; i < FAN_REGISTER_COUNT; i++)
pm2_iowrite(FAN_0_OFFSET + i, sb_chip->fan0_config_vals[i]);
/* Init Fan 1 */
if (sb_chip->fan1_enabled)
for (i = 0; i < FAN_REGISTER_COUNT; i++)
pm2_iowrite(FAN_1_OFFSET + i, sb_chip->fan1_config_vals[i]);
/* Init Fan 2 */
if (sb_chip->fan2_enabled)
for (i = 0; i < FAN_REGISTER_COUNT; i++)
pm2_iowrite(FAN_2_OFFSET + i, sb_chip->fan2_config_vals[i]);
/* Init Fan 3 */
if (sb_chip->fan3_enabled)
for (i = 0; i < FAN_REGISTER_COUNT; i++)
pm2_iowrite(FAN_3_OFFSET + i, sb_chip->fan3_config_vals[i]);
/* Init Fan 4 */
if (sb_chip->fan4_enabled)
for (i = 0; i < FAN_REGISTER_COUNT; i++)
pm2_iowrite(FAN_4_OFFSET + i, sb_chip->fan4_config_vals[i]);
}
void init_sb800_IMC_fans(device_t dev)
{
AMDSBCFG sb_config;
unsigned char *message_ptr;
int i;
struct southbridge_amd_cimx_sb800_config *sb_chip =
(struct southbridge_amd_cimx_sb800_config *)(dev->chip_info);
/*
* The default I/O address of the IMC configuration register index
* port is 0x6E. Change the IMC Config port I/O Address if it
* conflicts with other components in the system.
*
* Device 20, Function 3, Reg 0xA4
* [0]: if 1, the address specified in IMC_PortAddress is used.
* [15:1] IMC_PortAddress bits 15:1 (0x17 - address 0x2E )
*/
pci_write_config16(dev, 0xA4, sb_chip->imc_port_address | 0x01);
/*
* Do an initial manual setup of the fans for things like polarity
* and frequency.
*/
init_sb800_MANUAL_fans(dev);
/*
* FLAG for Func 81/83/85/89 support (1=On,0=Off)
* Bit0-3 = Func 81 Zone0-Zone3
* Bit4-7 = Func 83 Zone0-Zone3
* Bit8-11 = Func 85 Zone0-Zone3
* Bit12-15 = Func 89 Tempin Channel0-Channel3
*/
sb_config.Pecstruct.IMCFUNSupportBitMap = 0;
/*
********** Zone 0 **********
*/
if (sb_chip->imc_fan_zone0_enabled) {
sb_config.Pecstruct.IMCFUNSupportBitMap |= IMC_ENABLE_ZONE0;
/* EC LDN9 function 81 zone 0 */
sb_config.Pecstruct.MSGFun81zone0MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun81zone0MSGREG1 = IMC_ZONE0;
message_ptr = &sb_config.Pecstruct.MSGFun81zone0MSGREG2;
for (i = 0; i < IMC_FAN_CONFIG_COUNT; i++ )
*(message_ptr + i) = sb_chip->imc_zone0_config_vals[i];
/* EC LDN9 function 83 zone 0 - Temperature Thresholds */
sb_config.Pecstruct.MSGFun83zone0MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun83zone0MSGREG1 = IMC_ZONE0;
sb_config.Pecstruct.MSGFun83zone0MSGREGB = 0x00;
message_ptr = &sb_config.Pecstruct.MSGFun83zone0MSGREG2;
for (i = 0; i < IMC_FAN_THRESHOLD_COUNT; i++ )
*(message_ptr + i) = sb_chip->imc_zone0_thresholds[i];
/*EC LDN9 function 85 zone 0 - Fan Speeds */
sb_config.Pecstruct.MSGFun85zone0MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun85zone0MSGREG1 = IMC_ZONE0;
message_ptr = &sb_config.Pecstruct.MSGFun85zone0MSGREG2;
for (i = 0; i < IMC_FAN_SPEED_COUNT; i++ )
*(message_ptr + i) = sb_chip->imc_zone0_fanspeeds[i];
}
/*
********** Zone 1 **********
*/
if (sb_chip->imc_fan_zone1_enabled) {
sb_config.Pecstruct.IMCFUNSupportBitMap |= IMC_ENABLE_ZONE1;
/* EC LDN9 function 81 zone 1 */
sb_config.Pecstruct.MSGFun81zone1MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun81zone1MSGREG1 = IMC_ZONE1;
message_ptr = &sb_config.Pecstruct.MSGFun81zone1MSGREG2;
for (i = 0; i < IMC_FAN_CONFIG_COUNT; i++ )
*(message_ptr + i) = sb_chip->imc_zone1_config_vals[i];
/* EC LDN9 function 83 zone 1 - Temperature Thresholds */
sb_config.Pecstruct.MSGFun83zone1MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun83zone1MSGREG1 = IMC_ZONE1;
sb_config.Pecstruct.MSGFun83zone1MSGREGB = 0x00;
message_ptr = &sb_config.Pecstruct.MSGFun83zone1MSGREG2;
for (i = 0; i < IMC_FAN_THRESHOLD_COUNT; i++ )
*(message_ptr + i) = sb_chip->imc_zone1_thresholds[i];
/* EC LDN9 function 85 zone 1 - Fan Speeds */
sb_config.Pecstruct.MSGFun85zone1MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun85zone1MSGREG1 = IMC_ZONE1;
message_ptr = &sb_config.Pecstruct.MSGFun85zone1MSGREG2;
for (i = 0; i < IMC_FAN_SPEED_COUNT; i++ )
*(message_ptr + i) = sb_chip->imc_zone1_fanspeeds[i];
}
/*
********** Zone 2 **********
*/
if (sb_chip->imc_fan_zone2_enabled) {
sb_config.Pecstruct.IMCFUNSupportBitMap |= IMC_ENABLE_ZONE2;
/* EC LDN9 function 81 zone 2 */
sb_config.Pecstruct.MSGFun81zone2MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun81zone2MSGREG1 = IMC_ZONE2;
message_ptr = &sb_config.Pecstruct.MSGFun81zone2MSGREG2;
for (i = 0; i < IMC_FAN_CONFIG_COUNT; i++ )
*(message_ptr + i) = sb_chip->imc_zone2_config_vals[i];
/* EC LDN9 function 83 zone 2 */
sb_config.Pecstruct.MSGFun83zone2MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun83zone2MSGREG1 = IMC_ZONE2;
sb_config.Pecstruct.MSGFun83zone2MSGREGB = 0x00;
message_ptr = &sb_config.Pecstruct.MSGFun83zone2MSGREG2;
for (i = 0; i < IMC_FAN_THRESHOLD_COUNT; i++ )
*(message_ptr + i) = sb_chip->imc_zone2_thresholds[i];
/* EC LDN9 function 85 zone 2 */
sb_config.Pecstruct.MSGFun85zone2MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun85zone2MSGREG1 = IMC_ZONE2;
message_ptr = &sb_config.Pecstruct.MSGFun85zone2MSGREG2;
for (i = 0; i < IMC_FAN_SPEED_COUNT; i++ )
*(message_ptr + i) = sb_chip->imc_zone2_fanspeeds[i];
}
/*
********** Zone 3 **********
*/
if (sb_chip->imc_fan_zone3_enabled) {
sb_config.Pecstruct.IMCFUNSupportBitMap |= IMC_ENABLE_ZONE3;
/* EC LDN9 function 81 zone 3 */
sb_config.Pecstruct.MSGFun81zone3MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun81zone3MSGREG1 = IMC_ZONE3;
message_ptr = &sb_config.Pecstruct.MSGFun81zone3MSGREG2;
for (i = 0; i < IMC_FAN_CONFIG_COUNT; i++ )
*(message_ptr + i) = sb_chip->imc_zone3_config_vals[i];
/* EC LDN9 function 83 zone 3 */
sb_config.Pecstruct.MSGFun83zone3MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun83zone3MSGREG1 = IMC_ZONE3;
sb_config.Pecstruct.MSGFun83zone3MSGREGB = 0x00;
message_ptr = &sb_config.Pecstruct.MSGFun83zone3MSGREG2;
for (i = 0; i < IMC_FAN_THRESHOLD_COUNT; i++ )
*(message_ptr + i) = sb_chip->imc_zone3_thresholds[i];
/* EC LDN9 function 85 zone 3 */
sb_config.Pecstruct.MSGFun85zone3MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun85zone3MSGREG1 = IMC_ZONE3;
message_ptr = &sb_config.Pecstruct.MSGFun85zone3MSGREG2;
for (i = 0; i < IMC_FAN_SPEED_COUNT; i++ )
*(message_ptr + i) = sb_chip->imc_zone3_fanspeeds[i];
}
/*
* EC LDN9 function 89 - Set HWM TEMPIN Temperature Calculation Parameters
* This function provides the critical parameters of the HWM TempIn
* sensors, IMC would not perform temperature measurement using those
* sensors until the parameters are provided.
*/
if (sb_chip->imc_tempin0_enabled) {
sb_config.Pecstruct.IMCFUNSupportBitMap |= IMC_ENABLE_TEMPIN0;
/* EC LDN9 function 89 TEMPIN channel 0 */
sb_config.Pecstruct.MSGFun89zone0MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun89zone0MSGREG1 = 0x00;
sb_config.Pecstruct.MSGFun89zone0MSGREG2 = ( sb_chip->imc_tempin0_at & 0xff);
sb_config.Pecstruct.MSGFun89zone0MSGREG3 = ((sb_chip->imc_tempin0_at >> 8) & 0xff);
sb_config.Pecstruct.MSGFun89zone0MSGREG4 = ((sb_chip->imc_tempin0_at >> 16) & 0xff);
sb_config.Pecstruct.MSGFun89zone0MSGREG5 = ((sb_chip->imc_tempin0_at >> 24) & 0xff);
sb_config.Pecstruct.MSGFun89zone0MSGREG6 = ( sb_chip->imc_tempin0_ct & 0xff);
sb_config.Pecstruct.MSGFun89zone0MSGREG7 = ((sb_chip->imc_tempin0_ct >> 8) & 0xff);
sb_config.Pecstruct.MSGFun89zone0MSGREG8 = ((sb_chip->imc_tempin0_ct >> 16) & 0xff);
sb_config.Pecstruct.MSGFun89zone0MSGREG9 = ((sb_chip->imc_tempin0_ct >> 24) & 0xff);
sb_config.Pecstruct.MSGFun89zone0MSGREGA = sb_chip->imc_tempin0_tuning_param;
}
if (sb_chip->imc_tempin1_enabled) {
sb_config.Pecstruct.IMCFUNSupportBitMap |= IMC_ENABLE_TEMPIN1;
/* EC LDN9 function 89 TEMPIN channel 1 */
sb_config.Pecstruct.MSGFun89zone1MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun89zone1MSGREG1 = 0x01;
sb_config.Pecstruct.MSGFun89zone1MSGREG2 = ( sb_chip->imc_tempin1_at & 0xff);
sb_config.Pecstruct.MSGFun89zone1MSGREG3 = ((sb_chip->imc_tempin1_at >> 8) & 0xff);
sb_config.Pecstruct.MSGFun89zone1MSGREG4 = ((sb_chip->imc_tempin1_at >> 16) & 0xff);
sb_config.Pecstruct.MSGFun89zone1MSGREG5 = ((sb_chip->imc_tempin1_at >> 24) & 0xff);
sb_config.Pecstruct.MSGFun89zone1MSGREG6 = ( sb_chip->imc_tempin1_ct & 0xff);
sb_config.Pecstruct.MSGFun89zone1MSGREG7 = ((sb_chip->imc_tempin1_ct >> 8) & 0xff);
sb_config.Pecstruct.MSGFun89zone1MSGREG8 = ((sb_chip->imc_tempin1_ct >> 16) & 0xff);
sb_config.Pecstruct.MSGFun89zone1MSGREG9 = ((sb_chip->imc_tempin1_ct >> 24) & 0xff);
sb_config.Pecstruct.MSGFun89zone1MSGREGA = sb_chip->imc_tempin1_tuning_param;
}
if (sb_chip->imc_tempin2_enabled) {
sb_config.Pecstruct.IMCFUNSupportBitMap |= IMC_ENABLE_TEMPIN2;
/* EC LDN9 function 89 TEMPIN channel 2 */
sb_config.Pecstruct.MSGFun89zone2MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun89zone2MSGREG1 = 0x02;
sb_config.Pecstruct.MSGFun89zone2MSGREG2 = ( sb_chip->imc_tempin2_at & 0xff);
sb_config.Pecstruct.MSGFun89zone2MSGREG3 = ((sb_chip->imc_tempin2_at >> 8) & 0xff);
sb_config.Pecstruct.MSGFun89zone2MSGREG4 = ((sb_chip->imc_tempin2_at >> 16) & 0xff);
sb_config.Pecstruct.MSGFun89zone2MSGREG5 = ((sb_chip->imc_tempin2_at >> 24) & 0xff);
sb_config.Pecstruct.MSGFun89zone2MSGREG6 = ( sb_chip->imc_tempin2_ct & 0xff);
sb_config.Pecstruct.MSGFun89zone2MSGREG7 = ((sb_chip->imc_tempin2_ct >> 8) & 0xff);
sb_config.Pecstruct.MSGFun89zone2MSGREG8 = ((sb_chip->imc_tempin2_ct >> 16) & 0xff);
sb_config.Pecstruct.MSGFun89zone2MSGREG9 = ((sb_chip->imc_tempin2_ct >> 24) & 0xff);
sb_config.Pecstruct.MSGFun89zone2MSGREGA = sb_chip->imc_tempin2_tuning_param;
}
if (sb_chip->imc_tempin3_enabled) {
sb_config.Pecstruct.IMCFUNSupportBitMap |= IMC_ENABLE_TEMPIN3;
/* EC LDN9 function 89 TEMPIN channel 3 */
sb_config.Pecstruct.MSGFun89zone3MSGREG0 = 0x00;
sb_config.Pecstruct.MSGFun89zone3MSGREG1 = 0x03;
sb_config.Pecstruct.MSGFun89zone3MSGREG2 = ( sb_chip->imc_tempin3_at & 0xff);
sb_config.Pecstruct.MSGFun89zone3MSGREG3 = ((sb_chip->imc_tempin3_at >> 8) & 0xff);
sb_config.Pecstruct.MSGFun89zone3MSGREG4 = ((sb_chip->imc_tempin3_at >> 16) & 0xff);
sb_config.Pecstruct.MSGFun89zone3MSGREG5 = ((sb_chip->imc_tempin3_at >> 24) & 0xff);
sb_config.Pecstruct.MSGFun89zone3MSGREG6 = ( sb_chip->imc_tempin3_ct & 0xff);
sb_config.Pecstruct.MSGFun89zone3MSGREG7 = ((sb_chip->imc_tempin3_ct >> 8) & 0xff);
sb_config.Pecstruct.MSGFun89zone3MSGREG8 = ((sb_chip->imc_tempin3_ct >> 16) & 0xff);
sb_config.Pecstruct.MSGFun89zone3MSGREG9 = ((sb_chip->imc_tempin3_ct >> 24) & 0xff);
sb_config.Pecstruct.MSGFun89zone3MSGREGA = sb_chip->imc_tempin3_tuning_param;
}
/* Set up the sb_config structure for the fan control initialization */
sb_config.StdHeader.Func = SB_EC_FANCONTROL;
AmdSbDispatcher(&sb_config);
return;
}
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