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diff --git a/docs/hammer.md b/docs/hammer.md deleted file mode 100644 index 6048f1c441..0000000000 --- a/docs/hammer.md +++ /dev/null @@ -1,199 +0,0 @@ -# Hammer care and feeding - -Original: [go/hammercare](http://go/hammercare) - -Last updated: 2021-03-18 - -[TOC] - -## Servo - -### Start servod - -``` -cros_sdk --no-ns-pid -sudo servod --port=9000 -b hammer -c hammer.xml -``` - -### UART console - -The simplest solution for most people is to use the `dut-console` script. - -First, add this line into your .bashrc (or other shell init script; needed once -only): -``` bash -alias dut-console="~/chromiumos/src/platform/dev/contrib/dut-console" -``` - -Then simply run `dut-console -c ec`. `dut-console` uses `cu` under the hood, and -works like ssh - to leave, press `<ENTER> <~> <.> <ENTER>`. - - -``` bash -src/platform/dev/contrib/dut-console -p 9000 -c ec -``` - -## Build EC - -(Inside chroot) -``` bash -cd ~/trunk/src/platform/ec -make BOARD=<BOARD> -j -``` - -## Flash EC - -### Prerequisites - -#### Find the USB VID:PID of the device - -USB VID:PID is listed in [hammer/variants.h](../board/hammer/variants.h). -Many scripts below requires correct PID to work. - -#### Stop hammerd - -Remove rootfs verification: -``` bash -/usr/share/vboot/bin/make_dev_ssd.sh --remove_rootfs_verification --force -``` - -Reboot the DUT then rename hammerd -``` bash -mv /usr/bin/hammerd /usr/bin/hammerd.bak -``` - -### Hammer connected to Chromebook, flash via USB - -(Inside chroot) Copy-paste the script below to a file named -"flash_hammer.usbremote", run -``` bash -bash flash_hammer.usbremote <BOARD> <VID:PID> <IP> [ro] -``` - -``` bash -#!/bin/bash -# flash_hammer.usbremote -set -x -e - -BOARD=$1 -ID=$2 -IP=$3 -EXTRA="-d $ID" - -ssh $IP sh -c "'rm -f /usr/local/ec.bin'" -scp ~/trunk/src/platform/ec/build/${BOARD}/ec.bin $IP:/usr/local/ec.bin - -if [ "$4" = 'ro' ]; then - ssh $IP sh -x -c "'usb_updater2 $EXTRA -j; - sleep 1.0; - usb_updater2 $EXTRA /usr/local/ec.bin; - sleep 0.5; - usb_updater2 $EXTRA -s; - usb_updater2 $EXTRA /usr/local/ec.bin'" -else - ssh $IP sh -x -c "'usb_updater2 $EXTRA -w; - usb_updater2 $EXTRA -r; sleep 0.5; - usb_updater2 $EXTRA -s; - usb_updater2 $EXTRA /usr/local/ec.bin'" -fi -``` - -### Hammer connected to Chromebook, flash via servo - -(Inside chroot) Copy-paste the script below to a file named "flash_hammer", -run `bash flash_hammer <IP> </path/to/ec.bin>` - -``` bash -#!/bin/bash -# Recommended to use a USB 3.0 Ethernet adapter for this to work, otherwise the -# network on the DUT will temporarily go down when the root USB hub is taken -# down. - -set -e -IP=$1 -shift - -# USB 2.0 root hub -USBID="usb1" - -set -x - -# unbind, then rebind, the root hub (in the mean time, we'll start programming) -ssh $IP sh -c "'echo $USBID > /sys/bus/usb/drivers/usb/unbind; sleep 3; echo $USBID > /sys/bus/usb/drivers/usb/bind'" & - -util/flash_ec --board=hammer --port 9000 --image "$@" -``` - -### Hammer connected via servo only - -Do not connect hammer to Chromebook in this case, or at least make sure -Chromebook is either suspended (S3) or off (when put into programming mode, -STM32 always prefers USB interface when available) - -For Servo V2: - -``` bash -dut-control -p 9000 spi1_vref:pp3300 spi1_buf_en:on spi1_buf_on_flex_en:on -util/flash_ec --board=hammer --port=9000 [--image=/path/to/ec.bin] - -# To disable power from servo to Hammer -dut-control -p 9000 spi1_vref:off spi1_buf_en:off spi1_buf_on_flex_en:off -``` - -For Servo Micro (there is only one buffer in the power delivery path, -so don't include the spi1_buf_on_flex_en control): - -``` bash -dut-control -p 9000 spi1_vref:pp3300 spi1_buf_en:on -util/flash_ec --board=hammer --port=9000 [--image=/path/to/ec.bin] - -# To disable power from servo to Hammer -dut-control -p 9000 spi1_vref:off spi1_buf_en:off -``` - -### Hammer connected via POGO-PIN-USB to Linux - -So this is very similar to Hammer connected to poppy, flash via USB, but you -are directly running commands on the machine connected to Hammer, so you don’t -need to SSH to it. - -``` bash -#!/bin/bash -# flash_hammer.usblocal - -EXTRA= -EC=build/${BOARD:-hammer}/ec.bin -UPDATER=usb_updater2 - -if [ -n "$ID" ]; then - EXTRA="-d $ID" -fi - -if [ "$1" = 'ro' ]; then - "${UPDATER}" $EXTRA -j; - sleep 1.0; - "${UPDATER}" $EXTRA "${EC}"; - sleep 1.0; - "${UPDATER}" $EXTRA -s; - "${UPDATER}" $EXTRA "${EC}"; -else - "${UPDATER}" $EXTRA -w; - "${UPDATER}" $EXTRA -r; - sleep 1.0; - "${UPDATER}" $EXTRA -s; - "${UPDATER}" $EXTRA "${EC}"; -fi - -# To use this script: BOARD=<BOARD> ID=<VID:PID> ./flash_hammer.usblocal [ro] -``` - -## Update touchpad firmware - -(Inside DUT) -``` bash -usb_updater2 --tp_update <FILE> --device=<VID:PID> -``` -or -``` bash -ec_touchpad_updater -p <PID> <FILE> -``` |