diff options
author | Jonathan Zhang <jonzhang@fb.com> | 2020-07-17 17:35:12 -0700 |
---|---|---|
committer | Angel Pons <th3fanbus@gmail.com> | 2020-08-14 09:08:24 +0000 |
commit | d2718c93815ab18bc65b866dff42d1e625fe5f2c (patch) | |
tree | a6b569838724a3d33dd5f86ee89dfcc7682a45c6 /src/soc/intel/xeon_sp/cpx/romstage.c | |
parent | 056f81988fdbc67af334d9dfba1e974cc577fa6b (diff) | |
download | coreboot-d2718c93815ab18bc65b866dff42d1e625fe5f2c.tar.xz |
soc/intel/xeon_sp/cpx: add VT-d support
Intel CPX-SP FSP added support for VT-d through adding UPD
parameter X2apic. Based on devicetree.cb setting, enable
VT-d programming through FSP-M.
When VT-d is enabled, add DMAR ACPI table.
Signed-off-by: Jonathan Zhang <jonzhang@fb.com>
Change-Id: Ic66374af6e53fb847c1bdc324eb3f4e01c334a94
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44280
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Maxim Polyakov <max.senia.poliak@gmail.com>
Diffstat (limited to 'src/soc/intel/xeon_sp/cpx/romstage.c')
-rw-r--r-- | src/soc/intel/xeon_sp/cpx/romstage.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/soc/intel/xeon_sp/cpx/romstage.c b/src/soc/intel/xeon_sp/cpx/romstage.c index 6c65994412..a198c993f3 100644 --- a/src/soc/intel/xeon_sp/cpx/romstage.c +++ b/src/soc/intel/xeon_sp/cpx/romstage.c @@ -15,6 +15,7 @@ void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) { FSPM_CONFIG *m_cfg = &mupd->FspmConfig; const struct device *dev; + const config_t *config = config_of_soc(); /* ErrorLevel - 0 (disable) to 8 (verbose) */ m_cfg->DebugPrintLevel = 8; @@ -68,5 +69,9 @@ void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) dev = pcidev_path_on_root(PCH_DEVFN_THERMAL); m_cfg->ThermalDeviceEnable = dev && dev->enabled; + /* Enable VT-d according to DTB */ + m_cfg->VtdSupport = config->vtd_support; + m_cfg->X2apic = config->x2apic; + mainboard_memory_init_params(mupd); } |