From a8c6c7f30c2793aff4f1ab8d01954bbaced2b4ae Mon Sep 17 00:00:00 2001 From: Timothy Pearson Date: Thu, 13 Aug 2015 17:45:12 -0500 Subject: southbridge/amd/sr5650: Hide clock configuration device after setup is complete Change-Id: I043f2eb0993660d0a9351867eca1e73e0b2c37f1 Signed-off-by: Timothy Pearson Reviewed-on: http://review.coreboot.org/12045 Tested-by: Raptor Engineering Automated Test Stand Tested-by: build bot (Jenkins) Reviewed-by: Felix Held --- src/southbridge/amd/sr5650/early_setup.c | 16 ++++++++-------- src/southbridge/amd/sr5650/pcie.c | 3 +++ 2 files changed, 11 insertions(+), 8 deletions(-) (limited to 'src/southbridge/amd') diff --git a/src/southbridge/amd/sr5650/early_setup.c b/src/southbridge/amd/sr5650/early_setup.c index 95e6ebfd4b..1fc0427a36 100644 --- a/src/southbridge/amd/sr5650/early_setup.c +++ b/src/southbridge/amd/sr5650/early_setup.c @@ -410,14 +410,14 @@ static void sr5650_por_misc_index_init(device_t nb_dev) set_nbmisc_enable_bits(nb_dev, 0x01, 0xFFFFFFFF, 0x00000310); /* NBCFG (NBMISCIND 0x0): NB_CNTL - - * HIDE_NB_AGP_CAP ([0], default=1)HIDE - * HIDE_P2P_AGP_CAP ([1], default=1)HIDE - * HIDE_NB_GART_BAR ([2], default=1)HIDE - * HIDE_MMCFG_BAR ([3], default=1)SHOW - * AGPMODE30 ([4], default=0)DISABLE - * AGP30ENCHANCED ([5], default=0)DISABLE - * HIDE_AGP_CAP ([8], default=1)ENABLE */ - set_nbmisc_enable_bits(nb_dev, 0x00, 0x0000FFFF, 0 << 0 | 1 << 1 | 1 << 2 | 0 << 3 | 0 << 6); + * HIDE_NB_AGP_CAP ([0], default=1)HIDE + * HIDE_P2P_AGP_CAP ([1], default=1)HIDE + * HIDE_NB_GART_BAR ([2], default=1)HIDE + * HIDE_MMCFG_BAR ([3], default=1)SHOW + * AGPMODE30 ([4], default=0)DISABLE + * AGP30ENCHANCED ([5], default=0)DISABLE + * HIDE_CLKCFG_HEADER ([8], default=0)SHOW */ + set_nbmisc_enable_bits(nb_dev, 0x00, 0x0000FFFF, 0 << 0 | 1 << 1 | 1 << 2 | 0 << 3 | 0 << 6 | 0 << 8); /* IOC_LAT_PERF_CNTR_CNTL */ set_nbmisc_enable_bits(nb_dev, 0x30, 0xFF, 0x00); diff --git a/src/southbridge/amd/sr5650/pcie.c b/src/southbridge/amd/sr5650/pcie.c index 4161c18ce9..762e632c2a 100644 --- a/src/southbridge/amd/sr5650/pcie.c +++ b/src/southbridge/amd/sr5650/pcie.c @@ -850,6 +850,9 @@ void sr56x0_lock_hwinitreg(void) /* Lock HWInit Register NBMISCIND:0x0 NBCNTL[7] HWINIT_WR_LOCK */ set_nbmisc_enable_bits(nb_dev, 0x00, 1 << 7, 1 << 7); + + /* Hide clock configuration PCI device HIDE_CLKCFG_HEADER */ + set_nbmisc_enable_bits(nb_dev, 0x00, 0x00000100, 1 << 8); } /***************************************** -- cgit v1.2.3