| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2008 Advanced Micro Devices, Inc. |
| * Copyright (C) 2010 Siemens AG, Inc. |
| * (Written by Josef Kellermann <joseph.kellermann@heitec.de> for Siemens AG, Inc.) |
| * |
| * 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 <console/console.h> |
| #include <device/device.h> |
| #include <device/pci.h> |
| #include <arch/io.h> |
| #include <arch/interrupt.h> |
| #include <delay.h> |
| #include <cpu/x86/msr.h> |
| #include <cpu/amd/mtrr.h> |
| #include <device/pci_def.h> |
| #include <pc80/mc146818rtc.h> |
| #include <cpu/x86/lapic.h> |
| #include <southbridge/amd/sb600/sb600.h> |
| #include <southbridge/amd/rs690/chip.h> |
| #include <southbridge/amd/rs690/rs690.h> |
| #include <superio/ite/it8712f/it8712f.h> |
| #if CONFIG_PCI_OPTION_ROM_RUN_YABEL |
| #include <x86emu/x86emu.h> |
| #endif |
| #include "int15_func.h" |
| |
| // ****LCD panel ID support: ***** |
| // Callback Sub-Function 00h - Get LCD Panel ID |
| #define PANEL_TABLE_ID_NO 0 // no LCD |
| #define PANEL_TABLE_ID1 1 // 1024x768_65MHz_Dual |
| #define PANEL_TABLE_ID2 2 // 920x1200_162MHz |
| #define PANEL_TABLE_ID3 3 // 600x1200_162MHz |
| #define PANEL_TABLE_ID4 4 // 1024x768_65MHz |
| #define PANEL_TABLE_ID5 5 // 1400x1050_108MHz |
| #define PANEL_TABLE_ID6 6 // 1680x1050_119MHz |
| #define PANEL_TABLE_ID7 7 // 2048x1536_164MHz |
| #define PANEL_TABLE_ID8 8 // 1280x1024_108MHz |
| #define PANEL_TABLE_ID9 9 // 1366x768_86MHz_chimei_V32B1L01 |
| |
| // Callback Sub-Function 05h Select Boot-up TV Standard |
| #define TV_MODE_00 0x00 /* NTSC */ |
| #define TV_MODE_01 0x01 /* PAL */ |
| #define TV_MODE_02 0x02 /* PALM */ |
| #define TV_MODE_03 0x03 /* PAL60 */ |
| #define TV_MODE_04 0x04 /* NTSCJ */ |
| #define TV_MODE_05 0x05 /* PALCN */ |
| #define TV_MODE_06 0x06 /* PALN */ |
| #define TV_MODE_09 0x09 /* SCART-RGB */ |
| #define TV_MODE_NO 0xff /* No TV Support */ |
| |
| #define PLX_VIDDID 0x861610b5 |
| |
| /* 7475 Common Registers */ |
| #define REG_DEVREV2 0x12 /* ADT7490 only */ |
| #define REG_VTT 0x1E /* ADT7490 only */ |
| #define REG_EXTEND3 0x1F /* ADT7490 only */ |
| #define REG_VOLTAGE_BASE 0x20 |
| #define REG_TEMP_BASE 0x25 |
| #define REG_TACH_BASE 0x28 |
| #define REG_PWM_BASE 0x30 |
| #define REG_PWM_MAX_BASE 0x38 |
| #define REG_DEVID 0x3D |
| #define REG_VENDID 0x3E |
| #define REG_DEVID2 0x3F |
| #define REG_STATUS1 0x41 |
| #define REG_STATUS2 0x42 |
| #define REG_VID 0x43 /* ADT7476 only */ |
| #define REG_VOLTAGE_MIN_BASE 0x44 |
| #define REG_VOLTAGE_MAX_BASE 0x45 |
| #define REG_TEMP_MIN_BASE 0x4E |
| #define REG_TEMP_MAX_BASE 0x4F |
| #define REG_TACH_MIN_BASE 0x54 |
| #define REG_PWM_CONFIG_BASE 0x5C |
| #define REG_TEMP_TRANGE_BASE 0x5F |
| #define REG_PWM_MIN_BASE 0x64 |
| #define REG_TEMP_TMIN_BASE 0x67 |
| #define REG_TEMP_THERM_BASE 0x6A |
| #define REG_REMOTE1_HYSTERSIS 0x6D |
| #define REG_REMOTE2_HYSTERSIS 0x6E |
| #define REG_TEMP_OFFSET_BASE 0x70 |
| #define REG_CONFIG2 0x73 |
| #define REG_EXTEND1 0x76 |
| #define REG_EXTEND2 0x77 |
| #define REG_CONFIG1 0x40 // ADT7475 |
| #define REG_CONFIG3 0x78 |
| #define REG_CONFIG5 0x7C |
| #define REG_CONFIG6 0x10 // ADT7475 |
| #define REG_CONFIG7 0x11 // ADT7475 |
| #define REG_CONFIG4 0x7D |
| #define REG_STATUS4 0x81 /* ADT7490 only */ |
| #define REG_VTT_MIN 0x84 /* ADT7490 only */ |
| #define REG_VTT_MAX 0x86 /* ADT7490 only */ |
| |
| #define VID_VIDSEL 0x80 /* ADT7476 only */ |
| |
| #define CONFIG2_ATTN 0x20 |
| #define CONFIG3_SMBALERT 0x01 |
| #define CONFIG3_THERM 0x02 |
| #define CONFIG4_PINFUNC 0x03 |
| #define CONFIG4_MAXDUTY 0x08 |
| #define CONFIG4_ATTN_IN10 0x30 |
| #define CONFIG4_ATTN_IN43 0xC0 |
| #define CONFIG5_TWOSCOMP 0x01 |
| #define CONFIG5_TEMPOFFSET 0x02 |
| #define CONFIG5_VIDGPIO 0x10 /* ADT7476 only */ |
| #define REMOTE1 0 |
| #define LOCAL 1 |
| #define REMOTE2 2 |
| |
| /* ADT7475 Settings */ |
| #define ADT7475_VOLTAGE_COUNT 5 /* Not counting Vtt */ |
| #define ADT7475_TEMP_COUNT 3 |
| #define ADT7475_TACH_COUNT 4 |
| #define ADT7475_PWM_COUNT 3 |
| |
| /* Macros to easily index the registers */ |
| #define TACH_REG(idx) (REG_TACH_BASE + ((idx) * 2)) |
| #define TACH_MIN_REG(idx) (REG_TACH_MIN_BASE + ((idx) * 2)) |
| |
| #define PWM_REG(idx) (REG_PWM_BASE + (idx)) |
| #define PWM_MAX_REG(idx) (REG_PWM_MAX_BASE + (idx)) |
| #define PWM_MIN_REG(idx) (REG_PWM_MIN_BASE + (idx)) |
| #define PWM_CONFIG_REG(idx) (REG_PWM_CONFIG_BASE + (idx)) |
| |
| #define VOLTAGE_REG(idx) (REG_VOLTAGE_BASE + (idx)) |
| #define VOLTAGE_MIN_REG(idx) (REG_VOLTAGE_MIN_BASE + ((idx) * 2)) |
| #define VOLTAGE_MAX_REG(idx) (REG_VOLTAGE_MAX_BASE + ((idx) * 2)) |
| |
| #define TEMP_REG(idx) (REG_TEMP_BASE + (idx)) |
| #define TEMP_MIN_REG(idx) (REG_TEMP_MIN_BASE + ((idx) * 2)) |
| #define TEMP_MAX_REG(idx) (REG_TEMP_MAX_BASE + ((idx) * 2)) |
| #define TEMP_TMIN_REG(idx) (REG_TEMP_TMIN_BASE + (idx)) |
| #define TEMP_THERM_REG(idx) (REG_TEMP_THERM_BASE + (idx)) |
| #define TEMP_OFFSET_REG(idx) (REG_TEMP_OFFSET_BASE + (idx)) |
| #define TEMP_TRANGE_REG(idx) (REG_TEMP_TRANGE_BASE + (idx)) |
| |
| #define SMBUS_IO_BASE 0x1000 |
| #define ADT7475_ADDRESS 0x2E |
| |
| #define D_OPEN (1 << 6) |
| #define D_CLS (1 << 5) |
| #define D_LCK (1 << 4) |
| #define G_SMRAME (1 << 3) |
| #define A_BASE_SEG ((0 << 2) | (1 << 1) | (0 << 0)) // 0x2: SMM space at 640KB-768KB |
| |
| extern int do_smbus_read_byte(u32 smbus_io_base, u32 device, u32 address); |
| extern int do_smbus_write_byte(u32 smbus_io_base, u32 device, u32 address, u8 val); |
| |
| static u32 smbus_io_base = SMBUS_IO_BASE; |
| static u32 adt7475_address = ADT7475_ADDRESS; |
| |
| /* Macro to read the registers */ |
| #define adt7475_read_byte(reg) \ |
| do_smbus_read_byte(smbus_io_base, adt7475_address, reg) |
| |
| #define adt7475_write_byte(reg, val) \ |
| do_smbus_write_byte(smbus_io_base, adt7475_address, reg, val) |
| |
| #define TWOS_COMPL 1 |
| |
| struct __table__{ |
| const char *info; |
| u8 val; |
| }; |
| |
| struct __table__ dutycycles[] = { |
| {"25%", 0x3f},{"30%", 0x4c},{"35%", 0x59},{"40%", 0x66},{"45%", 0x73}, |
| {"50%", 0x80},{"55%", 0x8d},{"60%", 0x9a},{"65%", 0xa7},{"70%", 0xb4}, |
| {"75%", 0xc1},{"80%", 0xce},{"85%", 0xdb},{"90%", 0xe8},{"95%", 0xf5}, |
| {"100%", 0xff} |
| }; |
| #define SIZEOF_DUTYCYCLES sizeof(dutycycles)/sizeof(struct __table__) |
| #define DUTYCYCLE(i,d) (i < SIZEOF_DUTYCYCLES) ? dutycycles[i].val : dutycycles[d].val // hopefully d is a correct value !!! fix |
| #define DUTYCYCLE_INFO(i) (i < SIZEOF_DUTYCYCLES) ? dutycycles[i].info : "out_of_range" |
| #if TWOS_COMPL == 0 |
| struct __table__ temperatures[] = { |
| {"30°C", 0x5e},{"35°C", 0x63},{"40°C", 0x68},{"45°C", 0x6d},{"50°C", 0x72}, |
| {"55°C", 0x77},{"60°C", 0x7c},{"65°C", 0x81},{"70°C", 0x86},{"75°C", 0x8b}, |
| {"80°C", 0x90} |
| }; |
| #else |
| struct __table__ temperatures[] = { |
| {"30°C", 30},{"35°C", 35},{"40°C", 40},{"45°C", 45},{"50°C", 50}, |
| {"55°C", 55},{"60°C", 60},{"65°C", 65},{"70°C", 70},{"75°C", 75}, |
| {"80°C", 80} |
| }; |
| #endif |
| int trange[] = {2.0,2.5,3.33,4.0,5.0,6.67,8.0,10.0,13.33,16.0,20.0,26.67,32.0,40.0,53.33,80.0}; |
| |
| #define SIZEOF_TEMPERATURES sizeof(temperatures)/sizeof(struct __table__) |
| #define TEMPERATURE(i,d) (i < SIZEOF_TEMPERATURES) ? temperatures[i].val : temperatures[d].val // hopefully d is a correct value !!! fix |
| #define TEMPERATURE_INFO(i) (i < SIZEOF_TEMPERATURES) ? temperatures[i].info : "out of range" |
| |
| struct fan_control { |
| unsigned int enable : 1; |
| u8 polarity; |
| u8 t_min; |
| u8 t_max; |
| u8 pwm_min; |
| u8 pwm_max; |
| u8 t_range; |
| }; |
| /* ############################################################################################# */ |
| #if CONFIG_PCI_OPTION_ROM_RUN_YABEL |
| static int int15_handler(void) |
| { |
| #define BOOT_DISPLAY_DEFAULT 0 |
| #define BOOT_DISPLAY_CRT (1 << 0) |
| #define BOOT_DISPLAY_TV (1 << 1) |
| #define BOOT_DISPLAY_EFP (1 << 2) |
| #define BOOT_DISPLAY_LCD (1 << 3) |
| #define BOOT_DISPLAY_CRT2 (1 << 4) |
| #define BOOT_DISPLAY_TV2 (1 << 5) |
| #define BOOT_DISPLAY_EFP2 (1 << 6) |
| #define BOOT_DISPLAY_LCD2 (1 << 7) |
| |
| printk(BIOS_DEBUG, "%s: AX=%04x BX=%04x CX=%04x DX=%04x\n", |
| __func__, X86_AX, X86_BX, X86_CX, X86_DX); |
| |
| switch (X86_AX) { |
| case 0x4e08: /* Boot Display */ |
| switch (X86_BX) { |
| case 0x80: |
| X86_AX &= ~(0xff); // Success |
| X86_BX &= ~(0xff); |
| printk(BIOS_DEBUG, "Integrated System Information\n"); |
| break; |
| case 0x00: |
| X86_AX &= ~(0xff); |
| X86_BX = 0x00; |
| printk(BIOS_DEBUG, "Panel ID = 0\n"); |
| break; |
| case 0x05: |
| X86_AX &= ~(0xff); |
| X86_BX = 0xff; |
| printk(BIOS_DEBUG, "TV = off\n"); |
| break; |
| default: |
| return 0; |
| } |
| break; |
| case 0x5f35: /* Boot Display */ |
| X86_AX = 0x005f; // Success |
| X86_CL = BOOT_DISPLAY_DEFAULT; |
| break; |
| case 0x5f40: /* Boot Panel Type */ |
| // M.x86.R_AX = 0x015f; // Supported but failed |
| X86_AX = 0x005f; // Success |
| X86_CL = 3; // Display ID |
| break; |
| default: |
| /* Interrupt was not handled */ |
| return 0; |
| } |
| |
| /* Interrupt handled */ |
| return 1; |
| } |
| #endif |
| /* ############################################################################################# */ |
| |
| /** |
| * @brief |
| * |
| * @param |
| */ |
| |
| static u8 calc_trange(u8 t_min, u8 t_max) { |
| |
| u8 prev; |
| int i; |
| int diff = t_max - t_min; |
| |
| // walk through the trange table |
| for(i = 0, prev = 0; i < sizeof(trange)/sizeof(int); i++) { |
| if( trange[i] < diff ) { |
| prev = i; // save last val |
| continue; |
| } |
| if( diff == trange[i] ) return i; |
| if( (diff - trange[prev]) < (trange[i] - diff) ) break; // return with last val index |
| return i; |
| } |
| return prev; |
| } |
| |
| /******************************************************** |
| * sina uses SB600 GPIO9 to detect IDE_DMA66. |
| * IDE_DMA66 is routed to GPIO 9. So we read Gpio 9 to |
| * get the cable type, 40 pin or 80 pin? |
| ********************************************************/ |
| static void cable_detect(void) |
| { |
| |
| u8 byte; |
| struct device *sm_dev; |
| struct device *ide_dev; |
| |
| /* SMBus Module and ACPI Block (Device 20, Function 0) on SB600 */ |
| printk(BIOS_DEBUG, "%s.\n", __func__); |
| sm_dev = dev_find_slot(0, PCI_DEVFN(0x14, 0)); |
| |
| byte = pci_read_config8(sm_dev, 0xA9); |
| byte |= (1 << 5); /* Set Gpio9 as input */ |
| pci_write_config8(sm_dev, 0xA9, byte); |
| |
| /* IDE Controller (Device 20, Function 1) on SB600 */ |
| ide_dev = dev_find_slot(0, PCI_DEVFN(0x14, 1)); |
| |
| byte = pci_read_config8(ide_dev, 9); |
| printk(BIOS_INFO, "IDE controller in %s Mode\n", byte & (1 << 0) ? "Native" : "Compatibility"); |
| |
| byte = pci_read_config8(ide_dev, 0x56); |
| byte &= ~(7 << 0); |
| if( pci_read_config8(sm_dev, 0xAA) & (1 << 5) ) |
| byte |= 2 << 0; /* mode 2 */ |
| else |
| byte |= 5 << 0; /* mode 5 */ |
| printk(BIOS_INFO, "DMA mode %d selected\n", byte & (7 << 0)); |
| pci_write_config8(ide_dev, 0x56, byte); |
| } |
| |
| /** |
| * @brief Detect the ADT7475 device |
| * |
| * @param |
| */ |
| |
| static const char * adt7475_detect( void ) { |
| |
| int vendid, devid, devid2; |
| const char *name = NULL; |
| |
| vendid = adt7475_read_byte(REG_VENDID); |
| devid2 = adt7475_read_byte(REG_DEVID2); |
| if (vendid != 0x41 || /* Analog Devices */ |
| (devid2 & 0xf8) != 0x68) { |
| return name; |
| } |
| |
| devid = adt7475_read_byte(REG_DEVID); |
| if (devid == 0x73) |
| name = "adt7473"; |
| else if (devid == 0x75 && adt7475_address == 0x2e) |
| name = "adt7475"; |
| else if (devid == 0x76) |
| name = "adt7476"; |
| else if ((devid2 & 0xfc) == 0x6c) |
| name = "adt7490"; |
| |
| return name; |
| } |
| |
| // thermal control defaults |
| const struct fan_control cpu_fan_control_defaults = { |
| .enable = 0, // disable by default |
| .polarity = 0, // high by default |
| .t_min = 3, // default = 45°C |
| .t_max = 7, // 65°C |
| .pwm_min = 1, // default dutycycle = 30% |
| .pwm_max = 13, // 90% |
| }; |
| const struct fan_control case_fan_control_defaults = { |
| .enable = 0, // disable by default |
| .polarity = 0, // high by default |
| .t_min = 2, // default = 40°C |
| .t_max = 8, // 70°C |
| .pwm_min = 0, // default dutycycle = 25% |
| .pwm_max = 13, // 90% |
| }; |
| |
| static void pm_init( void ) |
| { |
| u16 word; |
| u8 byte; |
| device_t sm_dev = dev_find_slot(0, PCI_DEVFN(0x14, 0)); |
| |
| /* set SB600 GPIO 64 to GPIO with pull-up */ |
| byte = pm2_ioread(0x42); |
| byte &= 0x3f; |
| pm2_iowrite(0x42, byte); |
| |
| /* set GPIO 64 to tristate */ |
| word = pci_read_config16(sm_dev, 0x56); |
| word |= 1 << 7; |
| pci_write_config16(sm_dev, 0x56, word); |
| |
| /* set GPIO 64 internal pull-up */ |
| byte = pm2_ioread(0xf0); |
| byte &= 0xee; |
| pm2_iowrite(0xf0, byte); |
| |
| /* set Talert to be active low */ |
| byte = pm_ioread(0x67); |
| byte &= ~(1 << 5); |
| pm_iowrite(0x67, byte); |
| |
| /* set Talert to generate ACPI event */ |
| byte = pm_ioread(0x3c); |
| byte &= 0xf3; |
| pm_iowrite(0x3c, byte); |
| |
| /* set GPM5 to not wake from s5 */ |
| byte = pm_ioread(0x77); |
| byte &= ~(1 << 5); |
| pm_iowrite(0x77, byte); |
| } |
| |
| /** |
| * @brief Setup thermal config on SINA Mainboard |
| * |
| * @param |
| */ |
| |
| static void set_thermal_config(void) |
| { |
| u8 byte, byte2; |
| u8 cpu_pwm_conf, case_pwm_conf; |
| device_t sm_dev; |
| struct fan_control cpu_fan_control, case_fan_control; |
| const char *name = NULL; |
| |
| |
| sm_dev = dev_find_slot(0, PCI_DEVFN(0x14, 0)); |
| smbus_io_base = pci_read_config32(sm_dev, 0x10) & ~(0xf); // get BAR0-Address which holds the SMBUS_IO_BASE |
| |
| if( (name = adt7475_detect()) == NULL ) { |
| printk(BIOS_NOTICE, "Couldn't detect an ADT7473/75/76/90 part at %x:%x\n", smbus_io_base, adt7475_address); |
| return; |
| } |
| printk(BIOS_DEBUG, "Found %s part at %x:%x\n", name, smbus_io_base, adt7475_address); |
| |
| cpu_fan_control = cpu_fan_control_defaults; |
| case_fan_control = case_fan_control_defaults; |
| |
| if( get_option(&byte, "cpu_fan_control") == -4 ) { |
| printk(BIOS_WARNING, "%s: CMOS checksum invalid, keeping default values\n",__func__); |
| } else { |
| // get all the options needed |
| if( get_option(&byte, "cpu_fan_control") == 0 ) |
| cpu_fan_control.enable = byte ? 1 : 0; |
| |
| get_option(&cpu_fan_control.polarity, "cpu_fan_polarity"); |
| get_option(&cpu_fan_control.t_min, "cpu_t_min"); |
| get_option(&cpu_fan_control.t_max, "cpu_t_max"); |
| get_option(&cpu_fan_control.pwm_min, "cpu_dutycycle_min"); |
| get_option(&cpu_fan_control.pwm_max, "cpu_dutycycle_max"); |
| |
| if( get_option(&byte, "chassis_fan_control") == 0) |
| case_fan_control.enable = byte ? 1 : 0; |
| get_option(&case_fan_control.polarity, "chassis_fan_polarity"); |
| get_option(&case_fan_control.t_min, "chassis_t_min"); |
| get_option(&case_fan_control.t_max, "chassis_t_max"); |
| get_option(&case_fan_control.pwm_min, "chassis_dutycycle_min"); |
| get_option(&case_fan_control.pwm_max, "chassis_dutycycle_max"); |
| |
| } |
| |
| printk(BIOS_DEBUG, "cpu_fan_control:%s", cpu_fan_control.enable ? "enable" : "disable"); |
| printk(BIOS_DEBUG, " cpu_fan_polarity:%s", cpu_fan_control.polarity ? "low" : "high"); |
| |
| printk(BIOS_DEBUG, " cpu_t_min:%s", TEMPERATURE_INFO(cpu_fan_control.t_min)); |
| cpu_fan_control.t_min = TEMPERATURE(cpu_fan_control.t_min, cpu_fan_control_defaults.t_min); |
| |
| printk(BIOS_DEBUG, " cpu_t_max:%s", TEMPERATURE_INFO(cpu_fan_control.t_max)); |
| cpu_fan_control.t_max = TEMPERATURE(cpu_fan_control.t_max, cpu_fan_control_defaults.t_max); |
| |
| printk(BIOS_DEBUG, " cpu_pwm_min:%s", DUTYCYCLE_INFO(cpu_fan_control.pwm_min)); |
| cpu_fan_control.pwm_min = DUTYCYCLE(cpu_fan_control.pwm_min, cpu_fan_control_defaults.pwm_min); |
| |
| printk(BIOS_DEBUG, " cpu_pwm_max:%s", DUTYCYCLE_INFO(cpu_fan_control.pwm_max)); |
| cpu_fan_control.pwm_max = DUTYCYCLE(cpu_fan_control.pwm_max, cpu_fan_control_defaults.pwm_max); |
| |
| cpu_fan_control.t_range = calc_trange(cpu_fan_control.t_min, cpu_fan_control.t_max); |
| printk(BIOS_DEBUG, " cpu_t_range:0x%02x\n", cpu_fan_control.t_range); |
| cpu_fan_control.t_range <<= 4; |
| cpu_fan_control.t_range |= (4 << 0); // 35.3Hz |
| |
| printk(BIOS_DEBUG, "chassis_fan_control:%s", case_fan_control.enable ? "enable" : "disable"); |
| printk(BIOS_DEBUG, " chassis_fan_polarity:%s", case_fan_control.polarity ? "low" : "high"); |
| |
| printk(BIOS_DEBUG, " chassis_t_min:%s", TEMPERATURE_INFO(case_fan_control.t_min)); |
| case_fan_control.t_min = TEMPERATURE(case_fan_control.t_min, case_fan_control_defaults.t_min); |
| |
| printk(BIOS_DEBUG, " chassis_t_max:%s", TEMPERATURE_INFO(case_fan_control.t_max)); |
| case_fan_control.t_max = TEMPERATURE(case_fan_control.t_max, case_fan_control_defaults.t_max); |
| |
| printk(BIOS_DEBUG, " chassis_pwm_min:%s", DUTYCYCLE_INFO(case_fan_control.pwm_min)); |
| case_fan_control.pwm_min = DUTYCYCLE(case_fan_control.pwm_min, case_fan_control_defaults.pwm_min); |
| |
| printk(BIOS_DEBUG, " chassis_pwm_max:%s", DUTYCYCLE_INFO(case_fan_control.pwm_max)); |
| case_fan_control.pwm_max = DUTYCYCLE(case_fan_control.pwm_max, case_fan_control_defaults.pwm_max); |
| |
| case_fan_control.t_range = calc_trange(case_fan_control.t_min, case_fan_control.t_max); |
| printk(BIOS_DEBUG, " case_t_range:0x%02x\n", case_fan_control.t_range); |
| case_fan_control.t_range <<= 4; |
| case_fan_control.t_range |= (4 << 0); // 35.3Hz |
| |
| cpu_pwm_conf = (((cpu_fan_control.polarity & 0x1) << 4) | 0x2); // bit 4 control polarity of PWMx output |
| case_pwm_conf = (((case_fan_control.polarity & 0x1) << 4) | 0x2); // bit 4 control polarity of PWMx output |
| cpu_pwm_conf |= cpu_fan_control.enable ? (0 << 5) : (7 << 5); // manual control |
| case_pwm_conf |= case_fan_control.enable ? (1 << 5) : (7 << 5); // local temp |
| |
| /* set adt7475 */ |
| |
| adt7475_write_byte(REG_CONFIG1, 0x04); // clear register, bit 2 is read only |
| |
| /* Config Register 6: */ |
| adt7475_write_byte(REG_CONFIG6, 0x00); |
| /* Config Register 7 */ |
| adt7475_write_byte(REG_CONFIG7, 0x00); |
| |
| /* Config Register 5: */ |
| /* set Offset 64 format, enable THERM on Remote 1& Local */ |
| adt7475_write_byte(REG_CONFIG5, TWOS_COMPL ? 0x61 : 0x60); |
| /* No offset for remote 1 */ |
| adt7475_write_byte(TEMP_OFFSET_REG(0), 0x00); |
| /* No offset for local */ |
| adt7475_write_byte(TEMP_OFFSET_REG(1), 0x00); |
| /* No offset for remote 2 */ |
| adt7475_write_byte(TEMP_OFFSET_REG(2), 0x00); |
| |
| /* remote 1 low temp limit */ |
| adt7475_write_byte(TEMP_MIN_REG(0), 0x00); |
| /* remote 1 High temp limit (90C) */ |
| adt7475_write_byte(TEMP_MAX_REG(0), 0x9a); |
| |
| /* local Low Temp Limit */ |
| adt7475_write_byte(TEMP_MIN_REG(1), 0x00); |
| /* local High Limit (90C) */ |
| adt7475_write_byte(TEMP_MAX_REG(1), 0x9a); |
| |
| /* remote 1 therm temp limit (95C) */ |
| adt7475_write_byte(TEMP_THERM_REG(0), 0x9f); |
| /* local therm temp limit (95C) */ |
| adt7475_write_byte(TEMP_THERM_REG(1), 0x9f); |
| |
| /* PWM 1 configuration register CPU fan controlled by CPU Thermal Diode */ |
| adt7475_write_byte(PWM_CONFIG_REG(0), cpu_pwm_conf); |
| /* PWM 3 configuration register Case fan controlled by ADTxxxx temp */ |
| adt7475_write_byte(PWM_CONFIG_REG(2), case_pwm_conf); |
| |
| if( cpu_fan_control.enable ) { |
| /* PWM 1 minimum duty cycle (37%) */ |
| adt7475_write_byte(PWM_MIN_REG(0), cpu_fan_control.pwm_min); |
| /* PWM 1 Maximum duty cycle (100%) */ |
| adt7475_write_byte(PWM_MAX_REG(0), cpu_fan_control.pwm_max); |
| /* Remote 1 temperature Tmin (32C) */ |
| adt7475_write_byte(TEMP_TMIN_REG(0), cpu_fan_control.t_min); |
| /* remote 1 Trange (53C ramp range) */ |
| adt7475_write_byte(TEMP_TRANGE_REG(0), cpu_fan_control.t_range); |
| } else { |
| adt7475_write_byte(PWM_REG(0), cpu_fan_control.pwm_max); |
| } |
| |
| if( case_fan_control.enable ) { |
| /* PWM 2 minimum duty cycle (37%) */ |
| adt7475_write_byte(PWM_MIN_REG(2), case_fan_control.pwm_min); |
| /* PWM 2 Maximum Duty Cycle (100%) */ |
| adt7475_write_byte(PWM_MAX_REG(2), case_fan_control.pwm_max); |
| /* local temperature Tmin (32C) */ |
| adt7475_write_byte(TEMP_TMIN_REG(1), case_fan_control.t_min); |
| /* local Trange (53C ramp range) */ |
| adt7475_write_byte(TEMP_TRANGE_REG(1), case_fan_control.t_range); // Local TRange |
| adt7475_write_byte(TEMP_TRANGE_REG(2), case_fan_control.t_range); // PWM2 Freq |
| } else { |
| adt7475_write_byte(PWM_REG(2), case_fan_control.pwm_max); |
| } |
| |
| /* Config Register 3 - enable smbalert & therm */ |
| adt7475_write_byte(0x78, 0x03); |
| /* Config Register 4 - enable therm output */ |
| adt7475_write_byte(0x7d, 0x09); |
| /* Interrupt Mask Register 2 - Mask SMB alert for Therm Conditions, Fan 3 fault, SmbAlert Fan for Therm Timer event */ |
| adt7475_write_byte(0x75, 0x2e); |
| |
| /* Config Register 1 Set Start bit */ |
| adt7475_write_byte(0x40, 0x05); |
| |
| /* Read status register to clear any old errors */ |
| byte2 = adt7475_read_byte(0x42); |
| byte = adt7475_read_byte(0x41); |
| |
| printk(BIOS_DEBUG, "Init 'Thermal Monitor' end , status 0x42 = 0x%02x, status 0x41 = 0x%02x\n", |
| byte2, byte); |
| |
| } |
| |
| /** |
| * @brief |
| * |
| * @param |
| */ |
| |
| static void patch_mmio_nonposted( void ) |
| { |
| unsigned reg, index; |
| resource_t rbase, rend; |
| u32 base, limit; |
| struct resource *resource; |
| device_t dev; |
| device_t k8_f1 = dev_find_slot(0, PCI_DEVFN(0x18,1)); |
| |
| printk(BIOS_DEBUG,"%s ...\n", __func__); |
| |
| dev = dev_find_slot(1, PCI_DEVFN(5,0)); |
| // the uma frame buffer |
| index = 0x10; |
| resource = probe_resource(dev, index); |
| if( resource ) { |
| // fixup resource nonposted in k8 mmio |
| /* Get the base address */ |
| rbase = (resource->base >> 8) & ~(0xff); |
| /* Get the limit (rounded up) */ |
| rend = (resource_end(resource) >> 8) & ~(0xff); |
| |
| printk(BIOS_DEBUG,"%s %x base = %0llx limit = %0llx\n", dev_path(dev), index, rbase, rend); |
| |
| for( reg = 0xb8; reg >= 0x80; reg -= 8 ) { |
| base = pci_read_config32(k8_f1,reg); |
| limit = pci_read_config32(k8_f1,reg+4); |
| printk(BIOS_DEBUG," %02x[%08x] %02x[%08x]", reg, base, reg+4, limit); |
| if( ((base & ~(0xff)) == rbase) && ((limit & ~(0xff)) == rend) ) { |
| limit |= (1 << 7); |
| printk(BIOS_DEBUG, "\nPatching %s %x <- %08x", dev_path(k8_f1), reg, limit); |
| pci_write_config32(k8_f1, reg+4, limit); |
| break; |
| } |
| } |
| printk(BIOS_DEBUG, "\n"); |
| } |
| } |
| |
| /** |
| * @brief |
| * |
| * @param |
| */ |
| |
| struct { |
| unsigned int bus; |
| unsigned int devfn; |
| } slot[] = { |
| {0, PCI_DEVFN(0,0)}, |
| {0, PCI_DEVFN(18,0)}, |
| {0, PCI_DEVFN(19,0)},{0, PCI_DEVFN(19,1)},{0, PCI_DEVFN(19,2)},{0, PCI_DEVFN(19,3)},{0, PCI_DEVFN(19,4)},{0, PCI_DEVFN(19,5)}, |
| {0, PCI_DEVFN(20,0)},{0, PCI_DEVFN(20,1)},{0, PCI_DEVFN(20,2)},{0, PCI_DEVFN(20,3)},{0, PCI_DEVFN(20,5)},{0, PCI_DEVFN(20,6)}, |
| {0, PCI_DEVFN(5,0)},{0, PCI_DEVFN(5,2)}, |
| {255,0}, |
| }; |
| |
| |
| unsigned int plx_present = 0; |
| |
| static void update_subsystemid( device_t dev ) |
| { |
| int i; |
| |
| dev->subsystem_vendor = 0x110a; |
| if( plx_present ){ |
| dev->subsystem_device = 0x4076; // U1P1 = 0x4076, U1P0 = 0x4077 |
| } else { |
| dev->subsystem_device = 0x4077; // U1P0 = 0x4077 |
| } |
| printk(BIOS_INFO, "%s [%x/%x]\n", dev_name(dev), dev->subsystem_vendor, dev->subsystem_device ); |
| for( i=0; slot[i].bus < 255; i++) { |
| device_t d; |
| d = dev_find_slot(slot[i].bus,slot[i].devfn); |
| if( d ) { |
| printk(BIOS_DEBUG,"%s subsystem <- %x/%x\n", dev_path(d), dev->subsystem_vendor, dev->subsystem_device); |
| d->subsystem_device = dev->subsystem_device; |
| } |
| } |
| } |
| |
| /** |
| * @brief |
| * |
| * @param |
| */ |
| |
| static void detect_hw_variant( device_t dev ) |
| { |
| |
| device_t nb_dev =0, dev2 = 0; |
| struct southbridge_amd_rs690_config *cfg; |
| u32 lc_state, id = 0; |
| |
| printk(BIOS_INFO, "Scan for PLX device ...\n"); |
| nb_dev = dev_find_slot(0, PCI_DEVFN(0, 0)); |
| if (!nb_dev) { |
| die("CAN NOT FIND RS690 DEVICE, HALT!\n"); |
| /* NOT REACHED */ |
| } |
| |
| dev2 = dev_find_slot(0, PCI_DEVFN(2, 0)); |
| if (!dev2) { |
| die("CAN NOT FIND GFX DEVICE 2, HALT!\n"); |
| /* NOT REACHED */ |
| } |
| PcieReleasePortTraining(nb_dev, dev2, 2); // we assume PLX is connected to port 2 |
| |
| mdelay(40); |
| lc_state = nbpcie_p_read_index(dev2, 0xa5); /* lc_state */ |
| printk(BIOS_DEBUG, "lc current state=%x\n", lc_state); |
| /* LC_CURRENT_STATE = bit0-5 */ |
| switch( lc_state & 0x3f ){ |
| case 0x00: |
| case 0x01: |
| case 0x02: |
| case 0x03: |
| case 0x04: |
| printk(BIOS_NOTICE, "No device present, skipping PLX scan ..\n"); |
| break; |
| case 0x07: |
| case 0x10: |
| { |
| struct device dummy; |
| u32 pci_primary_bus, buses; |
| u16 secondary, subordinate; |
| |
| printk(BIOS_DEBUG, "Scan for PLX bridge behind %s[%x]\n", dev_path(dev2), pci_read_config32(dev2, PCI_VENDOR_ID)); |
| // save the existing primary/secondary/subordinate bus number configuration. |
| secondary = dev2->bus->secondary; |
| subordinate = dev2->bus->subordinate; |
| buses = pci_primary_bus = pci_read_config32(dev2, PCI_PRIMARY_BUS); |
| |
| // Configure the bus numbers for this bridge |
| // bus number 1 is for internal gfx device, so we start with busnumber 2 |
| |
| buses &= 0xff000000; |
| buses |= ((2 << 8) | (0xff << 16)); |
| // setup the buses in device 2 |
| pci_write_config32(dev2,PCI_PRIMARY_BUS, buses); |
| |
| // fake a device descriptor for a device behind device 2 |
| dummy.bus = dev2->bus; |
| dummy.bus->secondary = (buses >> 8) & 0xff; |
| dummy.bus->subordinate = (buses >> 16) & 0xff; |
| dummy.path.type = DEVICE_PATH_PCI; |
| dummy.path.pci.devfn = PCI_DEVFN(0,0); // PLX: device number 0, function 0 |
| |
| id = pci_read_config32(&dummy, PCI_VENDOR_ID); |
| /* Have we found something? |
| * Some broken boards return 0 if a slot is empty, but |
| * the expected answer is 0xffffffff |
| */ |
| if ((id == 0xffffffff) || (id == 0x00000000) || (id == 0x0000ffff) || (id == 0xffff0000)) { |
| printk(BIOS_DEBUG, "%s, bad id 0x%x\n", dev_path(&dummy), id); |
| } else { |
| printk(BIOS_DEBUG, "found device [%x]\n", id); |
| } |
| // restore changes made for device 2 |
| dev2->bus->secondary = secondary; |
| dev2->bus->secondary = subordinate; |
| pci_write_config32(dev2, PCI_PRIMARY_BUS, pci_primary_bus); |
| } |
| break; |
| default: |
| break; |
| } |
| |
| plx_present = 0; |
| if( id == PLX_VIDDID ){ |
| printk(BIOS_INFO, "found PLX device\n"); |
| plx_present = 1; |
| cfg = (struct southbridge_amd_rs690_config *)dev2->chip_info; |
| if( cfg->gfx_tmds ) { |
| printk(BIOS_INFO, "Disable 'gfx_tmds' support\n"); |
| cfg->gfx_tmds = 0; |
| cfg->gfx_link_width = 4; |
| } |
| return; |
| } |
| } |
| |
| static void smm_lock( void ) |
| { |
| /* LOCK the SMM memory window and enable normal SMM. |
| * After running this function, only a full reset can |
| * make the SMM registers writable again. |
| */ |
| printk(BIOS_DEBUG, "Locking SMM.\n"); |
| pci_write_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), 0x69, |
| D_LCK | G_SMRAME | A_BASE_SEG); |
| } |
| |
| /** |
| * @brief Init |
| * |
| * @param the root device |
| */ |
| |
| static void mainboard_init(device_t dev) |
| { |
| #if CONFIG_PCI_OPTION_ROM_RUN_REALMODE |
| INT15_function_extensions int15_func; |
| #endif |
| |
| printk(BIOS_DEBUG, "%s %s[%x/%x] %s\n", |
| dev_name(dev), dev_path(dev), dev->subsystem_vendor, dev->subsystem_device, __func__); |
| |
| #if CONFIG_PCI_OPTION_ROM_RUN_REALMODE |
| if( get_option(&int15_func.regs.func00_LCD_panel_id, "lcd_panel_id") < 0 ) |
| int15_func.regs.func00_LCD_panel_id = PANEL_TABLE_ID_NO; |
| int15_func.regs.func05_TV_standard = TV_MODE_NO; |
| install_INT15_function_extensions(&int15_func); |
| #endif |
| set_thermal_config(); |
| pm_init(); |
| cable_detect(); |
| patch_mmio_nonposted(); |
| smm_lock(); |
| } |
| |
| /************************************************* |
| * enable the dedicated function in sina board. |
| * This function called early than rs690_enable. |
| *************************************************/ |
| static void mainboard_enable(device_t dev) |
| { |
| |
| printk(BIOS_INFO, "%s %s[%x/%x] %s\n", |
| dev_name(dev), dev_path(dev), dev->subsystem_vendor, dev->subsystem_device, __func__); |
| #if CONFIG_PCI_OPTION_ROM_RUN_YABEL |
| /* Install custom int15 handler for VGA OPROM */ |
| mainboard_interrupt_handlers(0x15, &int15_handler); |
| #endif |
| |
| detect_hw_variant(dev); |
| update_subsystemid(dev); |
| |
| dev->ops->init = mainboard_init; // rest of mainboard init later |
| } |
| |
| struct chip_operations mainboard_ops = { |
| .enable_dev = mainboard_enable, |
| }; |