diff options
Diffstat (limited to 'openpower/overlay')
| -rwxr-xr-x | openpower/overlay/sbin/signal_linux_start_complete | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/openpower/overlay/sbin/signal_linux_start_complete b/openpower/overlay/sbin/signal_linux_start_complete index 3d9e57df..5461c540 100755 --- a/openpower/overlay/sbin/signal_linux_start_complete +++ b/openpower/overlay/sbin/signal_linux_start_complete @@ -1,12 +1,18 @@ #!/bin/sh # -# Copyright © 2018 Raptor Engineering, LLC +# Copyright © 2019 Raptor Engineering, LLC # Released under the GNU GPL v3 set +e -# Set OEM3 bit -/sbin/devmem-aspeed 0x1e789060 w $(printf '0x%X\n' "$((`/sbin/devmem-aspeed 0x1e789060` | 0x10))") +# Make sure debugfs is mounted +if [ ! -e /sys/kernel/debug/powerpc ]; then + mount -t debugfs none /sys/kernel/debug/ +fi + +# Send 0xfefe start code via port 81h/82h +pnv-lpc io 0x81.b=254 +pnv-lpc io 0x82.b=254 # Always return success exit 0 |
