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authorRavi Sarawadi <ravishankar.sarawadi@intel.com>2020-08-19 14:23:19 -0700
committerPatrick Georgi <pgeorgi@google.com>2020-08-24 09:20:48 +0000
commit97b422494365b6d07bd0f9f4ec9e715ea6b7d778 (patch)
treeda95c2f9be7e6f4871e91f236565104169683061 /src/soc
parent028e527cbd880078bc195fbf62e49732c7523904 (diff)
soc/intel/tigerlake: Fix IPU and Vtd config
- FSP enables IPU (Imaging Processing Unit) by default even if its disabled in devicetree. We need to fill FSP upd based on the device enablement in devicetree. - Enable Vtd IPU and IGD settings only if respective IPs are enabled. BUG=165340186 BRANCH=None TEST=IPU is disabled and doesn't show in lspci. Change-Id: Ieff57fb0ebc8522546d6b34da6ca2f2f845bf61d Signed-off-by: Ravi Sarawadi <ravishankar.sarawadi@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/44627 Reviewed-by: Daniel H Kang <daniel.h.kang@intel.corp-partner.google.com> Reviewed-by: John Zhao <john.zhao@intel.com> Reviewed-by: Wonkyu Kim <wonkyu.kim@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc')
-rw-r--r--src/soc/intel/tigerlake/romstage/fsp_params.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/src/soc/intel/tigerlake/romstage/fsp_params.c b/src/soc/intel/tigerlake/romstage/fsp_params.c
index acb366bb4a..2ba276d70a 100644
--- a/src/soc/intel/tigerlake/romstage/fsp_params.c
+++ b/src/soc/intel/tigerlake/romstage/fsp_params.c
@@ -158,6 +158,10 @@ static void soc_memory_init_params(FSP_M_CONFIG *m_cfg,
memcpy(m_cfg->PchHdaAudioLinkSndwEnable, config->PchHdaAudioLinkSndwEnable,
sizeof(m_cfg->PchHdaAudioLinkSndwEnable));
+ /* IPU configuration */
+ dev = pcidev_path_on_root(SA_DEVFN_IPU);
+ m_cfg->SaIpuEnable = is_dev_enabled(dev);
+
/* Vt-D config */
cpu_id = cpu_get_cpuid();
if (cpu_id == CPUID_TIGERLAKE_A0) {
@@ -166,11 +170,18 @@ static void soc_memory_init_params(FSP_M_CONFIG *m_cfg,
} else {
/* Enable VT-d support for QS platform */
m_cfg->VtdDisable = 0;
- m_cfg->VtdIgdEnable = 0x1;
- m_cfg->VtdBaseAddress[0] = GFXVT_BASE_ADDRESS;
- m_cfg->VtdIpuEnable = 0x1;
- m_cfg->VtdBaseAddress[1] = IPUVT_BASE_ADDRESS;
m_cfg->VtdIopEnable = 0x1;
+
+ if (m_cfg->InternalGfx) {
+ m_cfg->VtdIgdEnable = 0x1;
+ m_cfg->VtdBaseAddress[0] = GFXVT_BASE_ADDRESS;
+ }
+
+ if (m_cfg->SaIpuEnable) {
+ m_cfg->VtdIpuEnable = 0x1;
+ m_cfg->VtdBaseAddress[1] = IPUVT_BASE_ADDRESS;
+ }
+
m_cfg->VtdBaseAddress[2] = VTVC0_BASE_ADDRESS;
if (m_cfg->TcssDma0En || m_cfg->TcssDma1En)