diff options
author | Patrick Williams <iawillia@us.ibm.com> | 2012-07-16 21:37:56 -0500 |
---|---|---|
committer | A. Patrick Williams III <iawillia@us.ibm.com> | 2012-07-18 14:06:41 -0500 |
commit | 6f6561babb56d891e88dbcd07646c23af2563ddd (patch) | |
tree | 2a1d669781a0a02870cb2bbbb91b3b81d4aea16b /src/include/sys | |
parent | dd8219097772fe68a6eb66ff20ef4f6ffb4e469f (diff) | |
download | talos-hostboot-6f6561babb56d891e88dbcd07646c23af2563ddd.tar.gz talos-hostboot-6f6561babb56d891e88dbcd07646c23af2563ddd.zip |
cpu_spr_value syscall for SLW image build.
Task 44887
Change-Id: If87b6e80b974bb4cbff13844d8a3f055a17282d2
Reviewed-on: http://gfw160.austin.ibm.com:8080/gerrit/1378
Tested-by: Jenkins Server
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Reviewed-by: Douglas R. Gilbert <dgilbert@us.ibm.com>
Reviewed-by: Mark W. Wenning <wenning@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>
Diffstat (limited to 'src/include/sys')
-rw-r--r-- | src/include/sys/misc.h | 67 |
1 files changed, 44 insertions, 23 deletions
diff --git a/src/include/sys/misc.h b/src/include/sys/misc.h index 90ff57964..e1f8e42a7 100644 --- a/src/include/sys/misc.h +++ b/src/include/sys/misc.h @@ -1,25 +1,26 @@ -// IBM_PROLOG_BEGIN_TAG -// This is an automatically generated prolog. -// -// $Source: src/include/sys/misc.h $ -// -// IBM CONFIDENTIAL -// -// COPYRIGHT International Business Machines Corp. 2011 -// -// p1 -// -// Object Code Only (OCO) source materials -// Licensed Internal Code Source Materials -// IBM HostBoot Licensed Internal Code -// -// The source code for this program is not published or other- -// wise divested of its trade secrets, irrespective of what has -// been deposited with the U.S. Copyright Office. -// -// Origin: 30 -// -// IBM_PROLOG_END +/* IBM_PROLOG_BEGIN_TAG + * This is an automatically generated prolog. + * + * $Source: src/include/sys/misc.h $ + * + * IBM CONFIDENTIAL + * + * COPYRIGHT International Business Machines Corp. 2011-2012 + * + * p1 + * + * Object Code Only (OCO) source materials + * Licensed Internal Code Source Materials + * IBM HostBoot Licensed Internal Code + * + * The source code for this program is not published or other- + * wise divested of its trade secrets, irrespective of what has + * been deposited with the U.S. Copyright Office. + * + * Origin: 30 + * + * IBM_PROLOG_END_TAG + */ #ifndef __SYS_MISC_H #define __SYS_MISC_H @@ -40,7 +41,6 @@ enum ShutdownStatus SHUTDOWN_STATUS_INITSVC_FAILED = 0x01230004, }; - #ifdef __cplusplus extern "C" { @@ -112,6 +112,27 @@ size_t cpu_thread_count(); */ int cpu_start_core(uint64_t pir); +/** + * @enum CpuSprNames + * + * Names for SPR registers for cpu_spr_value(). + */ +enum CpuSprNames +{ + CPU_SPR_MSR, + CPU_SPR_LPCR, + CPU_SPR_HRMOR, +}; + +/** @fn cpu_spr_value + * @brief Reads the kernel-desired value for an SPR. + * + * This is used, for instance, in building a sleep-winkle image. + * + * @return The desired value of the SPR register. + */ +uint64_t cpu_spr_value(CpuSprNames spr); + #ifdef __cplusplus } #endif |