1285fd9c56
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: 367918586 Flag: EXEMPT bugfix Test: Ensure that there is "Privileged Debugging" item in BetterBug settings. Change-Id: Id433aea05d23841bb5b45b7b9464daa72602269b Signed-off-by: Kostya Yarmash <kyarmash@google.com>
61 lines
2.9 KiB
Text
61 lines
2.9 KiB
Text
# SJTAG
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on init
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chown system system /sys/devices/platform/sjtag_ap/interface/access_lvl
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chown system system /sys/devices/platform/sjtag_ap/interface/auth
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chown system system /sys/devices/platform/sjtag_ap/interface/begin
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chown system system /sys/devices/platform/sjtag_ap/interface/dbg_domain
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chown system system /sys/devices/platform/sjtag_ap/interface/dbg_itvl
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chown system system /sys/devices/platform/sjtag_ap/interface/end
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chown system system /sys/devices/platform/sjtag_ap/interface/pubkey
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chown system system /sys/devices/platform/sjtag_gsa/interface/access_lvl
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chown system system /sys/devices/platform/sjtag_gsa/interface/auth
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chown system system /sys/devices/platform/sjtag_gsa/interface/begin
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chown system system /sys/devices/platform/sjtag_gsa/interface/dbg_domain
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chown system system /sys/devices/platform/sjtag_gsa/interface/dbg_itvl
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chown system system /sys/devices/platform/sjtag_gsa/interface/end
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chown system system /sys/devices/platform/sjtag_gsa/interface/pubkey
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# HSUM separated main user from the SYSTEM user, granting write permissions
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# for write only SJTAG sysfs files
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chmod 220 /sys/devices/platform/sjtag_ap/interface/auth
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chmod 220 /sys/devices/platform/sjtag_ap/interface/begin
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chmod 220 /sys/devices/platform/sjtag_ap/interface/end
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chmod 220 /sys/devices/platform/sjtag_gsa/interface/auth
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chmod 220 /sys/devices/platform/sjtag_gsa/interface/begin
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chmod 220 /sys/devices/platform/sjtag_gsa/interface/end
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on property:vendor.debug.ramdump.force_crash=true
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write /sys/kernel/pixel_debug/trigger "null"
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on property:power.battery_input.suspended=true
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write /sys/kernel/debug/google_charger/input_suspend 1
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on property:power.battery_input.suspended=false
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write /sys/kernel/debug/google_charger/input_suspend 0
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# Bluetooth
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on post-fs-data
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chown bluetooth system /dev/logbuffer_btlpm
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chown bluetooth system /dev/logbuffer_tty18
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# pKVM performance is different on A0 and B0 chips.
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# Add extra tag to metrics collected on A0 to separate the results.
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on property:ro.revision=PROTO1.0
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setprop debug.hypervisor.metrics_tag "hwrev_a0"
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on property:ro.revision=PROTO1.1
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setprop debug.hypervisor.metrics_tag "hwrev_a0"
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on property:ro.revision=EVT1.0
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setprop debug.hypervisor.metrics_tag "hwrev_a0"
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# A0 chips require pKVM for a hardware issue workaround. Set pKVM to 'enabled'
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# in /misc partition on first boot to signal to tests that this device should
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# not be booted with pKVM disabled.
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service vendor.force_pkvm /vendor/bin/misc_writer --set-enable-pkvm
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disabled
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oneshot
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on property:persist.sys.device_provisioned=1 && property:ro.revision=PROTO1.0
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start vendor.force_pkvm
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on property:persist.sys.device_provisioned=1 && property:ro.revision=PROTO1.1
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start vendor.force_pkvm
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on property:persist.sys.device_provisioned=1 && property:ro.revision=EVT1.0
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start vendor.force_pkvm
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