From 88d6415042d6b2e8d11d4cb23ceb7f0663e5f278 Mon Sep 17 00:00:00 2001 From: Thomas Makin Date: Tue, 11 Aug 2026 12:29:19 -0800 Subject: [PATCH] add files --- .gitignore | 1 + 15_boot.txt | 443 ++++++++++++++++++++++++++++++++++++++++++++++ Makefile | 18 ++ mainline_boot.txt | 250 ++++++++++++++++++++++++++ 4 files changed, 712 insertions(+) create mode 100644 .gitignore create mode 100644 15_boot.txt create mode 100644 Makefile create mode 100644 mainline_boot.txt diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..89f9ac0 --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +out/ diff --git a/15_boot.txt b/15_boot.txt new file mode 100644 index 0000000..e63d8a1 --- /dev/null +++ b/15_boot.txt @@ -0,0 +1,443 @@ +# Set defaults for missing env variables. +setenv boot_dir ${prefix} +test -n ${loader_rev} || setenv loader_rev 0 +test -n ${id} || setenv id SWANDR +test -n ${emmc} || setenv emmc 0 +test -n ${fbconsole} || setenv fbconsole 9 +test -n ${uart_port} || setenv uart_port 0 +test -n ${earlycon} || setenv earlycon 0 +test -n ${r2p_action} || setenv r2p_action bootloader +test -n ${autoboot} || setenv autoboot 0 +test -n ${autoboot_list} || setenv autoboot_list 0 +test -n ${usb3_enable} || setenv usb3_enable 0 +test -n ${4k60_disable} || setenv 4k60_disable 0 +test -n ${dvfsb} || setenv dvfsb 0 +test -n ${gpu_dvfsc} || setenv gpu_dvfsc 0 +test -n ${limit_gpu_clk} || setenv limit_gpu_clk 0 +test -n ${jc_rail_disable} || setenv jc_rail_disable 0 +test -n ${cec_disable} || setenv cec_disable 0 +test -n ${touch_skip_tuning} || setenv touch_skip_tuning 0 +test -n ${bt_ertm_disable} || setenv bt_ertm_disable 0 +test -n ${wifi_disable_vht80} || setenv wifi_disable_vht80 0 +test -n ${alarms_disable} || setenv alarms_disable 0 +test -n ${oc} || setenv oc 0 +test -n ${ddr200_enable} || setenv ddr200_enable 0 + +# Built-in IMU. +test -n ${acc_cal_off_x} || setenv acc_cal_off_x 0x0 +test -n ${acc_cal_off_y} || setenv acc_cal_off_y 0x0 +test -n ${acc_cal_off_z} || setenv acc_cal_off_z 0x0 +test -n ${acc_cal_scl_x} || setenv acc_cal_scl_x 0x0 +test -n ${acc_cal_scl_y} || setenv acc_cal_scl_y 0x0 +test -n ${acc_cal_scl_z} || setenv acc_cal_scl_z 0x0 +test -n ${gyr_cal_off_x} || setenv gyr_cal_off_x 0x0 +test -n ${gyr_cal_off_y} || setenv gyr_cal_off_y 0x0 +test -n ${gyr_cal_off_z} || setenv gyr_cal_off_z 0x0 +test -n ${gyr_cal_scl_x} || setenv gyr_cal_scl_x 0x0 +test -n ${gyr_cal_scl_y} || setenv gyr_cal_scl_y 0x0 +test -n ${gyr_cal_scl_z} || setenv gyr_cal_scl_z 0x0 + +# Lite Gamepad analog sticks calibration. +test -n ${lite_cal_lx_lof} || setenv lite_cal_lx_lof 0x0 +test -n ${lite_cal_lx_cnt} || setenv lite_cal_lx_cnt 0x0 +test -n ${lite_cal_lx_rof} || setenv lite_cal_lx_rof 0x0 +test -n ${lite_cal_ly_dof} || setenv lite_cal_ly_dof 0x0 +test -n ${lite_cal_ly_cnt} || setenv lite_cal_ly_cnt 0x0 +test -n ${lite_cal_ly_uof} || setenv lite_cal_ly_uof 0x0 + +test -n ${lite_cal_rx_lof} || setenv lite_cal_rx_lof 0x0 +test -n ${lite_cal_rx_cnt} || setenv lite_cal_rx_cnt 0x0 +test -n ${lite_cal_rx_rof} || setenv lite_cal_rx_rof 0x0 +test -n ${lite_cal_ry_dof} || setenv lite_cal_ry_dof 0x0 +test -n ${lite_cal_ry_cnt} || setenv lite_cal_ry_cnt 0x0 +test -n ${lite_cal_ry_uof} || setenv lite_cal_ry_uof 0x0 + +# Set logging params for each serial type. +setenv uarta "no_console_suspend console=ttyS0,115200,8n1 loglevel=8 androidboot.console=ttyS0" +setenv uartb "no_console_suspend console=ttyS1,115200,8n1 loglevel=8 androidboot.console=ttyS1" +setenv uartc "no_console_suspend console=ttyS2,115200,8n1 loglevel=8 androidboot.console=ttyS2" +setenv no_args "console=null" +setenv usblg "usb_logging loglevel=8" +setenv uarta_early "earlycon=uart,mmio32,0x70006000" +setenv uartb_early "earlycon=uart,mmio32,0x70006040" +setenv uartc_early "earlycon=uart,mmio32,0x70006200" + +# Set important addresses. +setenv kernload 0xA0000000 +setenv initaddr 0x92000000 +setenv fdtrload 0xA8000000 +setenv fdtraddr 0x8d000000 + +# Set temp addresses. +setenv enviraddr 0x8d100000 +setenv fdtovaddr 0x8d200000 + + +# L4T Loader check. Min rev 4. +if test "${loader_rev}" < 4; then echoe Old L4T Loader! Update bootloader folder!; echoe Rebooting in 10s..; sleep 10; reset; fi + + +# Set SoC info. +if test ${t210b01} = 1; then setenv plat_info T210B01; else setenv plat_info T210; fi + +# Set SKU info. Frig is used instead of Fric for compatibility reasons. +if test ${sku} = 0; then setenv sku_info ODIN; setenv sku_rev a00; setenv variant odin +elif test ${sku} = 1; then setenv sku_info ODIN; setenv sku_rev b01; setenv variant modin +elif test ${sku} = 2; then setenv sku_info VALI; setenv sku_rev a00; setenv variant vali +elif test ${sku} = 3; then setenv sku_info FRIG; setenv sku_rev a00; setenv variant fric +fi + +# Print platform info. +echo PLAT: ${plat_info} SKU: ${sku_info} +echo Serial: ${device_serial_restricted} +echo BT MAC: ${device_bt_mac} +echo WF MAC: ${device_wifi_mac} + + +# Set MMC device. +setenv mmcnum 1 +if test ${emmc} = 1; then + echoe emmc enabled + setenv mmcnum 0 +fi +mmc dev ${mmcnum} + +# Load Kernel. +if gpio input 190 && test ${recovery} = "0"; then + # Normal Kernel. + if part start mmc ${mmcnum} boot boot_start; then echo Boot partition found + else echoe Boot partition not found!; echoe Rebooting in 10s..; sleep 10; reset; fi + part size mmc ${mmcnum} boot boot_size +else + # Recovery. + if part start mmc ${mmcnum} recovery boot_start; then echo Recovery partition found + else echoe Recovery partition not found!; echoe Rebooting in 10s..; sleep 10; reset; fi + part size mmc ${mmcnum} recovery boot_size + + echo Applying WAR: USB3 required for recovery + setenv usb3_enable 1 +fi +mmc read ${kernload} ${boot_start} ${boot_size}; + +# Load DT img. +if part start mmc ${mmcnum} dtb dtb_start; then echo DTB partition found +else echoe DTB partition not found!; echoe Rebooting in 10s..; sleep 10; reset; fi +part size mmc ${mmcnum} dtb dtb_size +mmc read ${fdtrload} ${dtb_start} ${dtb_size} + +# Check for Super. +if part start mmc ${mmcnum} super super_start; then echo Super partition found +else echoe Super partition not found!; echoe Rebooting in 10s..; sleep 10; reset; fi + +# Get DT from image. +if dtimg load ${fdtrload} ${sku} ${fdtraddr} fdtrsize; then echo Device Tree for SKU ${sku_info} loaded +else echoe Device Tree load for SKU ${sku_info} failed!; echoe Rebooting in 10s..; sleep 10; reset; fi + +# Load dtb and resize to fit overlays. +fdt addr ${fdtraddr} ${fdtrsize} +fdt resize 16384 + + +# Dtb sanity checks. +if test ${sku_info} != ${fdt_id_text} -o ${sku_rev} != ${fdt_rev}; then + echoe Device Tree loaded not correct! (SKU: ${fdt_id_text}, Rev: ${fdt_rev}) + echoe Expected SKU: ${sku_info}, Rev: ${sku_rev} + echoe Rebooting in 10s..; sleep 10; reset +fi + + +# Patch dtb with overlays if they exist. +if test -n ${dtb_overlays}; then + echo loading dtb overlays: ${dtb_overlays} + for ov in ${dtb_overlays}; do + echo Setting ${ov}... + # Check if DT overlay and apply it. + if load mmc ${devnum}:${distro_bootpart} ${fdtovaddr} ${boot_dir}/overlays/${ov}.dtbo; then + if fdt apply ${fdtovaddr}; then echo Successfully loaded ${ov}.dtbo... + else echoe Overlay ${ov}.dtbo loading failed!; echoe Rebooting in 10s..; sleep 10; reset; fi + fi + done +fi + +# UART Logging. +if test ${uart_port} = 1; then + echoe UART-A logging enabled + setenv bootargs_extra ${bootargs_extra} ${uarta} + fdt set /serial@70006000 compatible nvidia,tegra20-uart + fdt set /serial@70006000 status okay + + if test ${earlycon} = 1; then + echoe Early logging enabled + setenv bootargs_extra ${bootargs_extra} ${uarta_early} + fdt set /serial@70006000 reset-names noreset + fi +elif test ${uart_port} = 2; then + echoe UART-B logging enabled + setenv bootargs_extra ${bootargs_extra} ${uartb} + fdt set /serial@70006040 compatible nvidia,tegra20-uart + fdt set /serial@70006040/joyconr status disabled + + if test ${earlycon} = 1; then + echoe Early logging enabled + setenv bootargs_extra ${bootargs_extra} ${uartb_early} + fdt set /serial@70006040 reset-names noreset + fi +elif test ${uart_port} = 3; then + echoe UART-C logging enabled + setenv bootargs_extra ${bootargs_extra} ${uartc} + fdt set /serial@70006200 compatible nvidia,tegra20-uart + fdt set /serial@70006200/joyconl status disabled + + if test ${earlycon} = 1; then + echoe Early logging enabled + setenv bootargs_extra ${bootargs_extra} ${uartc_early} + fdt set /serial@70006200 reset-names noreset + fi +else + setenv bootargs_extra ${bootargs_extra} ${no_args} +fi + +# USB Serial Logging. +if test ${uart_port} = 4; then setenv bootargs_extra ${usblg} ${bootargs_extra}; echoe USB Serial logging enabled; fi + +# Disable Joycon Rails. +if test ${jc_rail_disable} = 1; then + echoe Joycon Rails disabled + fdt set /serial@70006040 status disabled + fdt set /serial@70006040/joyconr status disabled + fdt set /serial@70006200 status disabled + fdt set /serial@70006200/joyconl status disabled +fi + +# Disable CEC. +if test ${sku} = 2 -o ${cec_disable} = 1; then setenv bootargs_extra ${bootargs_extra} "androidboot.cec_disable=1"; fi + +# Disable Touch panel tuning. +if test ${touch_skip_tuning} = 1; then setenv bootargs_extra ${bootargs_extra} "ftm4.skip_tuning=1"; fi + +# Disable Bluetooth ERTM. +if test ${bt_ertm_disable} = 1; then setenv bootargs_extra ${bootargs_extra} "bluetooth.disable_ertm=1"; fi + + +# Enable eMMC. +if test ${emmc} = 1; then + fdt set /sdhci@700b0600 status okay + fdt set /firmware/android boot_devices sdhci-tegra.3 + + # Check if eMMC is initialized in 1-bit mode. + if test "${mmc_1bit}" = 1; then + echoe eMMC is initialized in 1-bit mode! + fdt set /sdhci@700b0600 bus-width <0x1> + fdt set /sdhci@700b0600 uhs-mask <0x7F> + fi +else + fdt set /firmware/android boot_devices sdhci-tegra.0 +fi + +# Check if SD is initialized in 1-bit mode. +if test "${sd_1bit}" = 1; then + echoe SD Card is initialized in 1-bit mode! + fdt set /sdhci@700b0000 bus-width <0x1> + fdt set /sdhci@700b0000 uhs-mask <0x7F> +fi + +# Enable DDR200 if user explicitly enables it +if test ${ddr200_enable} = 1; then + echoe SD DDR200 mode enabled + fdt set /sdhci@700b0000 enable-ddr200 +fi + +# Force PLLP for 408/204MHz Host/Card clock if set. +if test "${ddr200_mode}" = 2; then + echoe SD DDR200 PLLP enabled + fdt set /sdhci@700b0000 ddr200-clk-limit 210000000 +fi + +# Disable WiFi VHT80 bonding. +if test ${wifi_disable_vht80} = 1; then setenv bootargs_extra ${bootargs_extra} "brcmfmac.vht_mask=12"; fi + +# Set calibration data. +if load mmc ${devnum}:${distro_bootpart} ${enviraddr} /switchroot/switch.cal; then + env import -t -r ${enviraddr} ${filesize} + if test ${sku} = 2; then + echo Sio Calibration set + fdt set /serial@70006200/sio sio-stick-cal-l <$lite_cal_lx_lof $lite_cal_lx_cnt $lite_cal_lx_rof $lite_cal_ly_dof $lite_cal_ly_cnt $lite_cal_ly_uof> + fdt set /serial@70006200/sio sio-stick-cal-r <$lite_cal_rx_lof $lite_cal_rx_cnt $lite_cal_rx_rof $lite_cal_ry_dof $lite_cal_ry_cnt $lite_cal_ry_uof> + fdt set /serial@70006200/sio sio-acc-cal <$acc_cal_off_x $acc_cal_off_y $acc_cal_off_z $acc_cal_scl_x $acc_cal_scl_y $acc_cal_scl_z> + fdt set /serial@70006200/sio sio-gyr-cal <$gyr_cal_off_x $gyr_cal_off_y $gyr_cal_off_z $gyr_cal_scl_x $gyr_cal_scl_y $gyr_cal_scl_z> + fi +fi + +# Get display handle. +if test ${display_id} = f20; then echo Display is INN 6.2; fdt get value DHANDLE /host1x/dsi/panel-i-720p-6-2 phandle +elif test ${display_id} = f30; then echo Display is AUO 6.2; fdt get value DHANDLE /host1x/dsi/panel-a-720p-6-2 phandle +elif test ${display_id} = 10; then echo Display is JDI 6.2; fdt get value DHANDLE /host1x/dsi/panel-j-720p-6-2 phandle +elif test ${display_id} = 1020; then echo Display is INN 5.5; fdt get value DHANDLE /host1x/dsi/panel-i-720p-5-5 phandle +elif test ${display_id} = 1030; then echo Display is AUO 5.5; fdt get value DHANDLE /host1x/dsi/panel-a-720p-5-5 phandle +elif test ${display_id} = 1040; then echo Display is SHP 5.5; fdt get value DHANDLE /host1x/dsi/panel-s-720p-5-5 phandle +elif test ${display_id} = 2050; then echo Display is SAM 7.0 +elif test ${display_id} = f83; then echo Display is Clone 6.2 +elif test ${display_id} = B3; then echo Display is Clone 5.5 +elif test ${display_id} = 0; then echo Display is Clone 5.5 +else echoe Unknown Display ID: ${display_id}! Please report it!; fi + +# Set active display handle. +if test -n "${DHANDLE}" -a ${sku} != 3; then echo Setting Display panel; fdt set /host1x/dsi nvidia,active-panel <$DHANDLE>; fi + +# Disable USB3. +if test ${usb3_enable} = 0; then + echo USB3 disabled + fdt get value DHANDLE_USB2 /xusb_padctl@7009f000/pads/usb2/lanes/usb2-0 phandle + fdt set /xusb@70090000 phys <$DHANDLE_USB2> + fdt set /xusb@70090000 phy-names usb2-0 + fdt set /xudc@700d0000 phys <$DHANDLE_USB2> + fdt set /xudc@700d0000 phy-names usb2 + fdt set /xusb_padctl@7009f000 usb3-no-mapping-war <0x1> + fdt set /xusb_padctl@7009f000/ports/usb2-0 nvidia,usb3-port-fake <0xffffffff> + fdt set /xusb_padctl@7009f000/ports/usb3-0 status disabled +else + echoe USB3 enabled +fi + +# Disable 4 DP lanes (4K@60) on Fric. +if test ${sku} = 3 -a ${4k60_disable} = 1 -a ${usb3_enable} != 0; then + echoe 4K60 disabled + fdt set /i2c@7000c000/bm92t@18 rohm,dp-lanes <2> +fi + +# Set battery voltage limit via cell age for Vali. +if test ${sku} = 2 -a -n "${VLIM}"; then + echo VALI: voltage limits [${VLIM}, ${SOCLIM}] + if test "${VLIM}" != 1070; then + # Newer Vali. 4320 mV / 1664 mA. + fdt set /i2c@7000c000/battery-charger@6b/charger ti,charge-voltage-limit-millivolt <0x$VLIM> + fdt set /i2c@7000c000/battery-charger@6b/charger ti,charge-thermal-voltage-limit <0x$VLIM 0x$VLIM 0x$VLIM 0xFF0> + fdt set /i2c@7000c000/battery-gauge@36 maxim,kernel-maximum-soc <0x$SOCLIM> + else + # Old Vali. 4208 mV / 1536 mA. (Unreleased?) + fdt set /i2c@7000c000/battery-charger@6b/charger ti,charge-voltage-limit-millivolt <0x1070> + fdt set /i2c@7000c000/battery-charger@6b/charger ti,charge-thermal-voltage-limit <0x1070 0x1070 0x1070 0xF70> + fdt set /i2c@7000c000/battery-charger@6b/charger ti,fast-charge-current-limit-milliamp <0x600> + fdt set /i2c@7000c000/battery-charger@6b/charger ti,charge-current-limit <0x200 0x240 0x600 0x600> + fi +fi + +# DVFS B-Side. +if test ${t210b01} = 1 -a ${dvfsb} = 1; then + echoe DVFS B-Side enabled + setenv bootargs_extra ${bootargs_extra} "speedo_tegra210.sku_id=0x83 speedo_tegra210.cspd_id=2 speedo_tegra210.sspd_id=2" + fdt set /cpufreq/cpu-scaling-data max-frequency <0x249348> + + if test ${gpu_dvfsc} = 0; then + setenv bootargs_extra ${bootargs_extra} "speedo_tegra210.gspd_id=2" + fi + + if test ${sku} = 2; then + # 2091 MHz CPU and 844 MHz GPU hard limit. Vali. + fdt set /cpufreq/cpu-scaling-data max-frequency <0x1FE7F8> + fdt set /dvfs nvidia,gpu-max-freq-khz <0xCE400> + fi +fi + +# GPU DVFS C-Side. +if test ${t210b01} = 1 -a ${gpu_dvfsc} = 1; then + echoe DVFS C-Side GPU enabled + + if test ${dvfsb} != 1; then + setenv bootargs_extra ${bootargs_extra} "speedo_tegra210.sku_id=0x83 speedo_tegra210.gspd_id=3" + else + setenv bootargs_extra ${bootargs_extra} "speedo_tegra210.gspd_id=3" + fi +fi + +# Allow overclocking. +if test ${oc} = 1; then + echoe "CPU OC enabled" + setenv bootargs_extra ${bootargs_extra} "androidboot.oc=1" +fi + +if test -n ${max_cpu_freq}; then + echoe "Max CPU freq applied: ${max_cpu_freq} KHz" + fdt set /cpufreq/cpu-scaling-data max-frequency <${max_cpu_freq}> +fi + +if test -n ${max_gpu_freq}; then + echoe "Max GPU freq applied: ${max_gpu_freq} KHz" + fdt set /dvfs nvidia,gpu-max-freq-khz <${max_gpu_freq}> +fi + +# Limit GPU clock. +if test ${t210b01} = 1 -a ${limit_gpu_clk} = 1; then + if test ${sku} != 2; then + # If not Vali set GPU hard limit to 1075 MHz. + echoe GPU clock limited + fdt set /dvfs nvidia,gpu-max-freq-khz <0x106800> + fi +fi + +# Set pmic type if devboard. +if test ${t210b01} = 1 -a -n "${pmic_type}" -a ${pmic_type} = 1; then + echoe GPU 15A Regulator enabled + fdt set /i2c@7000d000/max77812@33 reg <0x31> + fdt set /i2c@7000d000/max77812@33/m3vout status disabled + fdt set /i2c@7000d000/fan53528@52 status okay + fdt set /dvfs nvidia,gpu-max-volt-mv <0x3B6> +fi + +# Disable Wake up from RTC. +if test ${alarms_disable} = 1; then + echoe Wakeup Alarms disabled + fdt set /rtc nvidia,pmc-wakeup <0> + fdt set /pcie@1003000 nvidia,wake-gpio <0> + fdt set /brcmfmac@0 nvidia,pmc-wakeup <0> +fi + + +# Set serial number. +if test -n ${device_serial_restricted}; then fdt set / serial-number ${device_serial_restricted}; fi + +# Load mac address info file from sd +if fatload mmc 1:1 ${enviraddr} switchroot/joycon_mac.ini; then + if ini "joycon_00" ${enviraddr}; then echo Found Joycon Pairing Info; else echoe Malformed joycon_mac.ini!; fi + if test -n "${host}" -a "${host}" = "00:00:00:00:00:00"; then ini "joycon_01" ${enviraddr}; fi +fi + +# Set BT mac. +if test ! -n "${bt_mac}"; then + if test -n "${host}" -a "${host}" != "00:00:00:00:00:00"; then setenv bt_mac ${host}; else setenv bt_mac ${device_bt_mac}; fi; +fi + +# Set Wi-Fi mac. Use BT MAC with FF as the last byte. +if test ! -n "${wifi_mac}"; then + if test -n "${host}" -a "${host}" != "00:00:00:00:00:00"; then setexpr wifi_mac sub "\:..$" ":FF" ${host}; else setenv wifi_mac ${device_wifi_mac}; fi; +fi + +echo CAL0 BT MAC: ${bt_mac} +echo CAL0 WF MAC: ${wifi_mac} + +# Import to DT. +fdt set /chosen nvidia,wifi-mac ${wifi_mac} +fdt set /chosen nvidia,bluetooth-mac ${bt_mac} + + +# Set kernel cmdline. +setenv bootargs ${bootargs_extra} "ro init=/init firmware_class.path=/vendor/firmware \ + pmc_r2p.enabled=1 pmc_r2p.action=${r2p_action} \ + pmc_r2p.param1=${autoboot} pmc_r2p.param2=${autoboot_list} \ + fbcon=map:${fbconsole} consoleblank=0 \ + latency_allowance.ptsa_rework \ + nvdec_enabled=0 tegra_fbmem=0x800000@0xf5a00000 \ + androidboot.bootloader=${blver} androidboot.hardware=nx \ + androidboot.hardware.sku=${variant} androidboot.serialno=${device_serial_restricted} \ + androidboot.modem=none androidboot.dtb_idx=${sku} " + +# Boot kernel. +echo Launching Kernel! +bootm ${kernload} ${kernload} ${fdtraddr} + +echoe Failed to launch Kernel! +echoe +echoe Rebooting in 10s.. + +sleep 10 +reset diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..34f2764 --- /dev/null +++ b/Makefile @@ -0,0 +1,18 @@ +SRCDIR := $(dir $(abspath $(lastword $(MAKEFILE_LIST)))) +TXT_FILES := $(wildcard $(SRCDIR)*.txt) +NAMES := $(notdir $(basename $(TXT_FILES))) +OUTS := $(addprefix out/,$(addsuffix /boot.scr,$(NAMES))) + +# Default target: build everything +.PHONY: all +all: $(OUTS) + +# Pattern rule +# out//boot.scr is built from .txt +out/%/boot.scr: %.txt + @mkdir -p $(dir $@) + mkimage -A arm -T script -O linux -d $< $@ + +.PHONY: clean +clean: + rm -rf out diff --git a/mainline_boot.txt b/mainline_boot.txt new file mode 100644 index 0000000..838a513 --- /dev/null +++ b/mainline_boot.txt @@ -0,0 +1,250 @@ +# Set defaults for missing env variables. +setenv boot_dir ${prefix} +test -n ${loader_rev} || setenv loader_rev 0 +test -n ${id} || setenv id SWANDR +test -n ${emmc} || setenv emmc 0 +test -n ${fbconsole} || setenv fbconsole 9 +test -n ${uart_port} || setenv uart_port 0 +test -n ${earlycon} || setenv earlycon 0 +test -n ${r2p_action} || setenv r2p_action bootloader +test -n ${autoboot} || setenv autoboot 0 +test -n ${autoboot_list} || setenv autoboot_list 0 + +# Set logging params for each serial type. +setenv uarta "no_console_suspend console=ttyS0,115200,8n1 loglevel=8 androidboot.console=ttyS0" +setenv uartb "no_console_suspend console=ttyS1,115200,8n1 loglevel=8 androidboot.console=ttyS1" +setenv uartc "no_console_suspend console=ttyS2,115200,8n1 loglevel=8 androidboot.console=ttyS2" +setenv no_args "console=null" +setenv usblg "usb_logging loglevel=8" +setenv uarta_early "earlycon=uart,mmio32,0x70006000" +setenv uartb_early "earlycon=uart,mmio32,0x70006040" +setenv uartc_early "earlycon=uart,mmio32,0x70006200" + +# Set important addresses. +setenv kernload 0xA0000000 +setenv initaddr 0x92000000 +setenv fdtrload 0xA8000000 +setenv fdtraddr 0x8d000000 + +# Set temp addresses. +setenv enviraddr 0x8d100000 +setenv fdtovaddr 0x8d200000 + + +# L4T Loader check. Min rev 4. +if test "${loader_rev}" < 4; then echoe Old L4T Loader! Update bootloader folder!; echoe Rebooting in 10s..; sleep 10; reset; fi + + +# Set SoC info. +if test ${t210b01} = 1; then setenv plat_info T210B01; else setenv plat_info T210; fi + +# Set SKU info. Frig is used instead of Fric for compatibility reasons. +if test ${sku} = 0; then setenv sku_info ODIN; setenv sku_rev a00; setenv variant odin +elif test ${sku} = 1; then setenv sku_info ODIN; setenv sku_rev b01; setenv variant modin +elif test ${sku} = 2; then setenv sku_info VALI; setenv sku_rev a00; setenv variant vali +elif test ${sku} = 3; then setenv sku_info FRIG; setenv sku_rev a00; setenv variant fric +fi + +# Print platform info. +echo PLAT: ${plat_info} SKU: ${sku_info} +echo Serial: ${device_serial_restricted} +echo BT MAC: ${device_bt_mac} +echo WF MAC: ${device_wifi_mac} + + +# Set MMC device. +setenv mmcnum 1 +if test ${emmc} = 1; then + echoe emmc enabled + setenv mmcnum 0 +fi +mmc dev ${mmcnum} + +# Load Kernel. +if gpio input 190 && test ${recovery} = "0"; then + # Normal Kernel. + if part start mmc ${mmcnum} boot boot_start; then echo Boot partition found + else echoe Boot partition not found!; echoe Rebooting in 10s..; sleep 10; reset; fi + part size mmc ${mmcnum} boot boot_size +else + # Recovery. + if part start mmc ${mmcnum} recovery boot_start; then echo Recovery partition found + else echoe Recovery partition not found!; echoe Rebooting in 10s..; sleep 10; reset; fi + part size mmc ${mmcnum} recovery boot_size + + echo Applying WAR: USB3 required for recovery + setenv usb3_enable 1 +fi +mmc read ${kernload} ${boot_start} ${boot_size}; + +# Load DT img. +if part start mmc ${mmcnum} dtb dtb_start; then echo DTB partition found +else echoe DTB partition not found!; echoe Rebooting in 10s..; sleep 10; reset; fi +part size mmc ${mmcnum} dtb dtb_size +mmc read ${fdtrload} ${dtb_start} ${dtb_size} + +# Check for Super. +if part start mmc ${mmcnum} super super_start; then echo Super partition found +else echoe Super partition not found!; echoe Rebooting in 10s..; sleep 10; reset; fi + +# Get DT from image. +if dtimg load ${fdtrload} ${sku} ${fdtraddr} fdtrsize; then echo Device Tree for SKU ${sku_info} loaded +else echoe Device Tree load for SKU ${sku_info} failed!; echoe Rebooting in 10s..; sleep 10; reset; fi + +# Load dtb and resize to fit overlays. +fdt addr ${fdtraddr} ${fdtrsize} +fdt resize 16384 + + +# Dtb sanity checks. +if test ${sku_info} != ${fdt_id_text} -o ${sku_rev} != ${fdt_rev}; then + echoe Device Tree loaded not correct! (SKU: ${fdt_id_text}, Rev: ${fdt_rev}) + echoe Expected SKU: ${sku_info}, Rev: ${sku_rev} + echoe Rebooting in 10s..; sleep 10; reset +fi + + +# Patch dtb with overlays if they exist. +if test -n ${dtb_overlays}; then + echo loading dtb overlays: ${dtb_overlays} + for ov in ${dtb_overlays}; do + echo Setting ${ov}... + # Check if DT overlay and apply it. + if load mmc ${devnum}:${distro_bootpart} ${fdtovaddr} ${boot_dir}/overlays/${ov}.dtbo; then + if fdt apply ${fdtovaddr}; then echo Successfully loaded ${ov}.dtbo... + else echoe Overlay ${ov}.dtbo loading failed!; echoe Rebooting in 10s..; sleep 10; reset; fi + fi + done +fi + +# UART Logging. +if test ${uart_port} = 1; then + echoe UART-A logging enabled + setenv bootargs_extra ${bootargs_extra} ${uarta} + #fdt set /serial@70006000 compatible nvidia,tegra20-uart + fdt set /serial@70006000 status okay + + if test ${earlycon} = 1; then + echoe Early logging enabled + setenv bootargs_extra ${bootargs_extra} ${uarta_early} + fdt set /serial@70006000 reset-names noreset + fi +elif test ${uart_port} = 2; then + echoe UART-B logging enabled + setenv bootargs_extra ${bootargs_extra} ${uartb} + #fdt set /serial@70006040 compatible nvidia,tegra20-uart + fdt set /serial@70006040/joyconr status disabled + + if test ${earlycon} = 1; then + echoe Early logging enabled + setenv bootargs_extra ${bootargs_extra} ${uartb_early} + fdt set /serial@70006040 reset-names noreset + fi +elif test ${uart_port} = 3; then + echoe UART-C logging enabled + setenv bootargs_extra ${bootargs_extra} ${uartc} + #fdt set /serial@70006200 compatible nvidia,tegra20-uart + fdt set /serial@70006200/joyconl status disabled + + if test ${earlycon} = 1; then + echoe Early logging enabled + setenv bootargs_extra ${bootargs_extra} ${uartc_early} + fdt set /serial@70006200 reset-names noreset + fi +else + setenv bootargs_extra ${bootargs_extra} ${no_args} +fi + +# USB Serial Logging. +if test ${uart_port} = 4; then setenv bootargs_extra ${usblg} ${bootargs_extra}; echoe USB Serial logging enabled; fi + +# Disable Joycon Rails. +if test ${jc_rail_disable} = 1; then + echoe Joycon Rails disabled + fdt set /serial@70006040 status disabled + fdt set /serial@70006040/joyconr status disabled + fdt set /serial@70006200 status disabled + fdt set /serial@70006200/joyconl status disabled +fi + +# Disable CEC. +if test ${sku} = 2 -o ${cec_disable} = 1; then setenv bootargs_extra ${bootargs_extra} "androidboot.cec_disable=1"; fi + +# Disable Touch panel tuning. +if test ${touch_skip_tuning} = 1; then setenv bootargs_extra ${bootargs_extra} "ftm4.skip_tuning=1"; fi + +# Disable Bluetooth ERTM. +if test ${bt_ertm_disable} = 1; then setenv bootargs_extra ${bootargs_extra} "bluetooth.disable_ertm=1"; fi + + +# Enable eMMC. +if test ${emmc} = 1; then + fdt set /mmc@700b0600 status okay + fdt set /firmware/android boot_devices 700b0600.mmc + + # Check if eMMC is initialized in 1-bit mode. + if test "${mmc_1bit}" = 1; then + echoe eMMC is initialized in 1-bit mode! + fdt set /mmc@700b0600 bus-width <0x1> + fdt set /mmc@700b0600 uhs-mask <0x7F> + fi +else + fdt set /firmware/android boot_devices 700b0000.mmc +fi + +# Check if SD is initialized in 1-bit mode. +if test "${sd_1bit}" = 1; then + echoe SD Card is initialized in 1-bit mode! + fdt set /mmc@700b0600 bus-width <0x1> + # not read on mainline currently + # fdt set /mmc@700b0600 uhs-mask <0x7F> +fi + +# Set serial number. +if test -n ${device_serial_restricted}; then fdt set / serial-number ${device_serial_restricted}; fi + +# Load mac address info file from sd +if fatload mmc 1:1 ${enviraddr} switchroot/joycon_mac.ini; then + if ini "joycon_00" ${enviraddr}; then echo Found Joycon Pairing Info; else echoe Malformed joycon_mac.ini!; fi + if test -n "${host}" -a "${host}" = "00:00:00:00:00:00"; then ini "joycon_01" ${enviraddr}; fi +fi + +# Set BT mac. +if test ! -n "${bt_mac}"; then + if test -n "${host}" -a "${host}" != "00:00:00:00:00:00"; then setenv bt_mac ${host}; else setenv bt_mac ${device_bt_mac}; fi; +fi + +# Set Wi-Fi mac. Use BT MAC with FF as the last byte. +if test ! -n "${wifi_mac}"; then + if test -n "${host}" -a "${host}" != "00:00:00:00:00:00"; then setexpr wifi_mac sub "\:..$" ":FF" ${host}; else setenv wifi_mac ${device_wifi_mac}; fi; +fi + +echo CAL0 BT MAC: ${bt_mac} +echo CAL0 WF MAC: ${wifi_mac} + +# Import to DT. +fdt set /chosen nvidia,wifi-mac ${wifi_mac} +fdt set /chosen nvidia,bluetooth-mac ${bt_mac} + + +# Set kernel cmdline. +setenv bootargs ${bootargs_extra} "ro init=/init firmware_class.path=/vendor/firmware \ + pmc_r2p.enabled=1 pmc_r2p.action=${r2p_action} \ + pmc_r2p.param1=${autoboot} pmc_r2p.param2=${autoboot_list} \ + fbcon=map:${fbconsole} consoleblank=0 \ + latency_allowance.ptsa_rework \ + nvdec_enabled=0 tegra_fbmem=0x800000@0xf5a00000 \ + androidboot.bootloader=${blver} androidboot.hardware=nx \ + androidboot.hardware.sku=${variant} androidboot.serialno=${device_serial_restricted} \ + androidboot.modem=none androidboot.dtb_idx=${sku} " + +# Boot kernel. +echo Launching Kernel! +bootm ${kernload} ${kernload} ${fdtraddr} + +echoe Failed to launch Kernel! +echoe +echoe Rebooting in 10s.. + +sleep 10 +reset