| #!/bin/bash |
| |
| source /usr/libexec/kudo-fw/kudo-lib.sh |
| |
| function set_mux_default(){ |
| # set all mux route to CPU before power on host |
| # BMC_CPU_RTC_I2C_SEL #120 |
| set_gpio_ctrl 120 out 1 |
| # BMC_CPU_DDR_I2C_SEL #84 |
| set_gpio_ctrl 84 out 1 |
| # BMC_CPU_EEPROM_I2C_SEL #85 |
| set_gpio_ctrl 85 out 1 |
| # BMC_CPU_PMBUS_SEL #86 |
| set_gpio_ctrl 86 out 1 |
| # LED control |
| # LED_BMC_LIVE #7 |
| set_gpio_ctrl 7 out 1 |
| |
| # SPI control |
| # Send command to CPLD to switch the bios spi interface to host |
| i2cset -y -f -a 13 0x76 0x10 0x00 |
| |
| } |
| |
| # 0 - 63 EVT |
| # 64 + DVT/PVT |
| boardver=$(printf '%d' `cat /sys/bus/i2c/drivers/fiicpld/34-0076/CMD00 | awk '{print $6}'`) |
| |
| # On EVT machines, the secondary SCP EEPROM is used. |
| # Set BMC_I2C_BACKUP_SEL to secondary. |
| if [[ $boardver -lt 64 ]]; then |
| echo "EVT system. Choosing secondary SCP EEPROM." |
| set_gpio_ctrl 168 out 0 |
| set_mux_default |
| # Power control |
| # S0_BMC_OK, GPIO 69 |
| set_gpio_ctrl 69 out 1 |
| else |
| echo "DVT or PVT system" |
| # sleep so that FRU and all ipmitool Devices are ready before HOST OS |
| # gpio 143 for HPM_STBY_RST_N do to DC-SCM spec |
| set_gpio_ctrl 143 out 1 # on DVT this became HPM_STBY_RST_N (EVT1 came from CPLD) |
| sleep 5 # for the MUX to get ready |
| set_mux_default |
| # Power control |
| # S0_BMC_OK, GPIO 69 |
| set_gpio_ctrl 69 out 1 |
| fi |
| |
| # Disable CPU 1 CLK when cpu not detected |
| # echo init_once cpu $CPU1_STATUS > /dev/ttyS0 |
| # echo init_once board $boardver > /dev/ttyS0 |
| CPU1_STATUS_N=$(get_gpio_ctrl 136) |
| if [[ $CPU1_STATUS_N == 1 ]]; then |
| #Execute this only on DVT systems |
| if [[ $boardver -lt 64 ]]; then |
| echo EVT system $boardver |
| else |
| echo DVT system $boardver |
| i2cset -y -a -f 37 0x68 0x05 0x03 |
| fi |
| #These i2c deviecs are already installed on EVT systems |
| i2cset -y -a -f 16 0x6a 0 1 0xdf i |
| i2cset -y -a -f 16 0x6a 11 1 0x01 i |
| i2cset -y -a -f 17 0x67 1 2 0x3f 0x0c i |
| fi |
| |
| # Create /run/openbmc for system power files |
| mkdir "/run/openbmc" |
| |
| # Restart psusensor service to enusre that the VBAT sensor doesn't say "no reading" until |
| # it's second query after a hotswap |
| (sleep 45; systemctl restart xyz.openbmc_project.psusensor.service)& |