#!/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)&