Your Name
76 lines
2.6 KiB
Bash
76 lines
2.6 KiB
Bash
#!/bin/bash
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# Provide source directive to shellcheck.
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# shellcheck source=meta-fii/meta-kudo/recipes-kudo/kudo-fw-utility/kudo-fw/kudo-lib.sh
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source /usr/libexec/kudo-fw/kudo-lib.sh
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function set_mux_default(){
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# set all mux route to CPU before power on host
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# BMC_CPU_RTC_I2C_SEL
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set_gpio_ctrl CPU_RTC_SEL 1
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# BMC_CPU_DDR_I2C_SEL
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set_gpio_ctrl CPU_DDR_SEL 1
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# BMC_CPU_EEPROM_I2C_SEL
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set_gpio_ctrl CPU_EEPROM_SEL 1
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# BMC_CPU_PMBUS_SEL
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set_gpio_ctrl CPU_VRD_SEL 1
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# LED control
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# LED_BMC_LIVE
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set_gpio_ctrl LED_BMC_ALIVE 1
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# SPI control
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# Send command to CPLD to switch the bios spi interface to host
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i2cset -y -f -a "${I2C_BMC_CPLD[0]}" 0x"${I2C_BMC_CPLD[1]}" 0x10 0x00
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}
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# 0 - 63 EVT
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# 64 + DVT/PVT
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boardver=$(printf '%d' "$(awk '{print $6}' /sys/bus/i2c/drivers/fiicpld/"${I2C_MB_CPLD[0]}"-00"${I2C_MB_CPLD[1]}"/CMD00)")
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# On EVT machines, the secondary SCP EEPROM is used.
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# Set BMC_I2C_BACKUP_SEL to secondary.
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if [[ $boardver -lt $BOARDVER_EVT_LAST ]]; then
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echo "EVT system. Choosing secondary SCP EEPROM."
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set_gpio_ctrl BACKUP_SCP_SEL 0
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set_mux_default
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# Power control
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# S0_BMC_OK
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set_gpio_ctrl S0_BMC_OK 1
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else
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echo "DVT or PVT system"
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# sleep so that FRU and all ipmitool Devices are ready before HOST OS
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# HPM_STBY_RST_N to DC-SCM spec
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set_gpio_ctrl HPM_STBY_RST_N 1 # on DVT this became HPM_STBY_RST_N (EVT1 came from CPLD)
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sleep 5 # for the MUX to get ready
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set_mux_default
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# Power control
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# S0_BMC_OK
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set_gpio_ctrl S0_BMC_OK 1
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fi
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# Disable CPU 1 CLK when cpu not detected
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# echo init_once cpu $CPU1_STATUS > /dev/ttyS0
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# echo init_once board $boardver > /dev/ttyS0
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CPU1_STATUS_N=$(get_gpio_ctrl S1_STATUS_N)
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if [[ $CPU1_STATUS_N == 1 ]]; then
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#Execute this only on DVT systems
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if [[ $boardver -lt $BOARDVER_EVT_LAST ]]; then
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echo EVT system "$boardver"
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else
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echo DVT system "$boardver"
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i2cset -y -a -f "${I2C_S1_CLKGEN[0]}" 0x"${I2C_S1_CLKGEN[1]}" 0x05 0x03
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fi
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#These i2c deviecs are already installed on EVT systems
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i2cset -y -a -f "${I2C_S1_PCIE_CLKGEN1[0]}" 0x"${I2C_S1_PCIE_CLKGEN1[1]}" 0 1 0xdf i
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i2cset -y -a -f "${I2C_S1_PCIE_CLKGEN1[0]}" 0x"${I2C_S1_PCIE_CLKGEN1[1]}" 11 1 0x01 i
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i2cset -y -a -f "${I2C_S1_PCIE_CLKGEN2[0]}" 0x"${I2C_S1_PCIE_CLKGEN2[1]}" 1 2 0x3f 0x0c i
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fi
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# Create /run/openbmc for system power files
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mkdir "/run/openbmc"
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# Restart psusensor service to enusre that the VBAT sensor doesn't say "no reading" until
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# it's second query after a hotswap
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(sleep 45; systemctl restart xyz.openbmc_project.psusensor.service)&
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