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author | Andrew Geissler <andrewg@us.ibm.com> | 2016-07-26 14:21:15 -0500 |
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committer | William G. Hoffa <wghoffa@us.ibm.com> | 2016-08-16 15:43:07 -0400 |
commit | 025298b52002867f1e3516ba9810fd4642262980 (patch) | |
tree | 70ef20aabd7e1bb0d727e7f94d72ac74e522e62d /src/lib/syscall_mmio.C | |
parent | 5d57720970f8c8ffcefee7bfa5f9ec24f141501d (diff) | |
download | talos-hostboot-025298b52002867f1e3516ba9810fd4642262980.tar.gz talos-hostboot-025298b52002867f1e3516ba9810fd4642262980.zip |
Updates for new scratch registers in P9
P9 moves us from 8 scratch registers to 4. This commit handles
this change and also adds the base support for partial cache.
Change-Id: Ibe050c663744285dd3e77850649236a669dadbd6
RTC: 150923
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/27462
Reviewed-by: Christian R. Geddes <crgeddes@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Martin Gloff <mgloff@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Reviewed-by: William G. Hoffa <wghoffa@us.ibm.com>
Diffstat (limited to 'src/lib/syscall_mmio.C')
-rw-r--r-- | src/lib/syscall_mmio.C | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/lib/syscall_mmio.C b/src/lib/syscall_mmio.C index 1a0de8a9f..f7bce955b 100644 --- a/src/lib/syscall_mmio.C +++ b/src/lib/syscall_mmio.C @@ -5,7 +5,7 @@ /* */ /* OpenPOWER HostBoot Project */ /* */ -/* Contributors Listed Below - COPYRIGHT 2010,2015 */ +/* Contributors Listed Below - COPYRIGHT 2010,2016 */ /* [+] International Business Machines Corp. */ /* */ /* */ @@ -66,18 +66,19 @@ void mmio_hmer_write(uint64_t value) */ static uint64_t mmio_scratch_base() { - // @todo-RTC:130438 Verify value for P9 ProcessorCoreType cpuType = CpuID::getCpuType(); switch (cpuType) { case CORE_POWER8_MURANO: case CORE_POWER8_VENICE: case CORE_POWER8_NAPLES: + return 0x40; case CORE_POWER9_NIMBUS: case CORE_POWER9_CUMULUS: case CORE_UNKNOWN: default: - return 0x40; + // See misc.C - updateScratchReg() for more info on this + return 0x00; } } /** Global cache of the scratch register SPRC base address. */ |