diff options
author | Patrick Williams <iawillia@us.ibm.com> | 2012-08-30 12:05:09 -0500 |
---|---|---|
committer | A. Patrick Williams III <iawillia@us.ibm.com> | 2012-09-04 17:04:05 -0500 |
commit | d94559078015ade8301370c54ccd8773f666fec1 (patch) | |
tree | b7c6c38671118abf1ac87b5b077850b27c5e1447 /src/kernel/shutdown.S | |
parent | 2e8754b467914eb554a886317b88a3a654e0f58d (diff) | |
download | talos-hostboot-d94559078015ade8301370c54ccd8773f666fec1.tar.gz talos-hostboot-d94559078015ade8301370c54ccd8773f666fec1.zip |
Write scratch register in start_payload / shutdown.
Change-Id: I47a8ad7914c6833c476a7944be5d352f45467f3a
RTC: 47725
Reviewed-on: http://gfw160.austin.ibm.com:8080/gerrit/1646
Tested-by: Jenkins Server
Reviewed-by: Mark W. Wenning <wenning@us.ibm.com>
Reviewed-by: Douglas R. Gilbert <dgilbert@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>
Diffstat (limited to 'src/kernel/shutdown.S')
-rw-r--r-- | src/kernel/shutdown.S | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/kernel/shutdown.S b/src/kernel/shutdown.S index 30a81ea46..2e03a58a7 100644 --- a/src/kernel/shutdown.S +++ b/src/kernel/shutdown.S @@ -154,6 +154,12 @@ kernel_shutdown_ea0_1_mode: isync ;// Raise thread priority and leave ourselves. or 3,3,3 + ;// Clear "Hostboot active" scratch register. + li r3, (0x40 + 0x38) ;// See sys/mmio.h + mtspr SPRC, r3 + li r3, 0x0 + mtspr SPRD, r3 + b 2b .section .data |