From 9826c8d0927ece37d02e89bdb7bb90df6123e720 Mon Sep 17 00:00:00 2001 From: Kostya Yarmash Date: Wed, 23 Oct 2024 12:04:12 +0000 Subject: [PATCH] init.gs201.rc: change permission of SJTAG writable files On userdebug & eng builds, change permission of SJTAG writable sysfs files that need to be written to 'system'. This became necessary after HSUM separated main user from the SYSTEM user Bug: 374645181 Flag: EXEMPT bugfix Test: Ensure that there is "Privileged Debugging" item in BetterBug settings. Signed-off-by: Kostya Yarmash (cherry picked from https://googleplex-android-review.googlesource.com/q/commit:cfde8e50cc66c22ca44da58f4a35c0b3e055646f) Change-Id: I12857abcb94b4a7e6a068ea712c7f21c3de205ff --- conf/init.debug.rc | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/conf/init.debug.rc b/conf/init.debug.rc index 3f8be42f..eb970541 100644 --- a/conf/init.debug.rc +++ b/conf/init.debug.rc @@ -15,6 +15,15 @@ on init chown system system /sys/devices/platform/sjtag_gsa/interface/end chown system system /sys/devices/platform/sjtag_gsa/interface/pubkey +# HSUM separated main user from the SYSTEM user, granting write permissions +# for write only SJTAG sysfs files + chmod 220 /sys/devices/platform/sjtag_ap/interface/auth + chmod 220 /sys/devices/platform/sjtag_ap/interface/begin + chmod 220 /sys/devices/platform/sjtag_ap/interface/end + chmod 220 /sys/devices/platform/sjtag_gsa/interface/auth + chmod 220 /sys/devices/platform/sjtag_gsa/interface/begin + chmod 220 /sys/devices/platform/sjtag_gsa/interface/end + on property:vendor.debug.ramdump.force_crash=true write /sys/kernel/pixel_debug/trigger "null"