diff options
Diffstat (limited to 'openpower/package/sbe/sbe-0001-Restore-backward-compatibilty-of-SBE-image-with-HB-H.patch')
| -rw-r--r-- | openpower/package/sbe/sbe-0001-Restore-backward-compatibilty-of-SBE-image-with-HB-H.patch | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/openpower/package/sbe/sbe-0001-Restore-backward-compatibilty-of-SBE-image-with-HB-H.patch b/openpower/package/sbe/sbe-0001-Restore-backward-compatibilty-of-SBE-image-with-HB-H.patch new file mode 100644 index 00000000..da515871 --- /dev/null +++ b/openpower/package/sbe/sbe-0001-Restore-backward-compatibilty-of-SBE-image-with-HB-H.patch @@ -0,0 +1,55 @@ +From bee7283419489e911b3e2f44ca96bf1ac12264e5 Mon Sep 17 00:00:00 2001 +From: Sachin Gupta <sgupta2m@in.ibm.com> +Date: Thu, 6 Jul 2017 12:33:32 -0500 +Subject: [PATCH] Restore backward compatibilty of SBE image with HB/HWSV + +Change-Id: I2eba38a5d5a254c9595ee49e56f65b6c7ded67a6 +Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/42819 +Reviewed-by: Dean Sanner <dsanner@us.ibm.com> +Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com> +Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com> +Reviewed-by: Joseph J. McGill <jmcgill@us.ibm.com> +Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/42822 +Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com> +--- + .../p9/procedures/hwp/perv/p9_sbe_attr_setup.C | 24 ++++++++++++++++++++++ + 1 file changed, 24 insertions(+) + +diff --git a/src/import/chips/p9/procedures/hwp/perv/p9_sbe_attr_setup.C b/src/import/chips/p9/procedures/hwp/perv/p9_sbe_attr_setup.C +index 03f1530..bf7b129 100644 +--- a/src/import/chips/p9/procedures/hwp/perv/p9_sbe_attr_setup.C ++++ b/src/import/chips/p9/procedures/hwp/perv/p9_sbe_attr_setup.C +@@ -233,6 +233,30 @@ fapi2::ReturnCode p9_sbe_attr_setup(const + l_read_scratch_reg.extractToRight<ATTR_OB2_PLL_BUCKET_STARTBIT, ATTR_OB2_PLL_BUCKET_LENGTH>(l_ob2_pll_bucket); + l_read_scratch_reg.extractToRight<ATTR_OB3_PLL_BUCKET_STARTBIT, ATTR_OB3_PLL_BUCKET_LENGTH>(l_ob3_pll_bucket); + ++ // Workaround to handle backward compatibilty ++ // Old drivers will keep MBX OBUS PLL bucket value as zero. So ++ // change it to 1 to make old drivers compatible with new SBE ++ // image ++ if( 0 == l_ob0_pll_bucket ) ++ { ++ l_ob0_pll_bucket = 1; ++ } ++ ++ if( 0 == l_ob1_pll_bucket ) ++ { ++ l_ob1_pll_bucket = 1; ++ } ++ ++ if( 0 == l_ob2_pll_bucket ) ++ { ++ l_ob2_pll_bucket = 1; ++ } ++ ++ if( 0 == l_ob3_pll_bucket ) ++ { ++ l_ob3_pll_bucket = 1; ++ } ++ + FAPI_DBG("Setting up ATTR_I2C_BUS_DIV_REF"); + FAPI_TRY(FAPI_ATTR_SET(fapi2::ATTR_I2C_BUS_DIV_REF, i_target_chip, l_read_4)); + +-- +1.8.2.2 + |
