From 63755128961089deba77413dad1f4f6d349a68f5 Mon Sep 17 00:00:00 2001 From: Aamir Bohra Date: Mon, 6 Feb 2017 21:48:48 +0530 Subject: soc/intel/skylake: Add configs for enabling DCI and TraceHub Add configs for enabling Intel TraceHub and DCI for aid in debugging. Change-Id: Ic40f9499c0125070049856e242e89024ca5a1c4e Signed-off-by: Aamir Bohra Signed-off-by: Rizwan Qureshi Reviewed-on: https://review.coreboot.org/18791 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin --- src/soc/intel/skylake/chip.h | 5 +++++ src/soc/intel/skylake/romstage/romstage_fsp20.c | 22 ++++++++++++++-------- 2 files changed, 19 insertions(+), 8 deletions(-) diff --git a/src/soc/intel/skylake/chip.h b/src/soc/intel/skylake/chip.h index 4aa7ec9f78..445dcb67c1 100644 --- a/src/soc/intel/skylake/chip.h +++ b/src/soc/intel/skylake/chip.h @@ -157,6 +157,11 @@ struct soc_intel_skylake_config { /* Trace Hub function */ u8 EnableTraceHub; + u32 TraceHubMemReg0Size; + u32 TraceHubMemReg1Size; + + /* DCI Enable/Disable */ + u8 PchDciEn; /* Pcie Root Ports */ u8 PcieRpEnable[CONFIG_MAX_ROOT_PORTS]; diff --git a/src/soc/intel/skylake/romstage/romstage_fsp20.c b/src/soc/intel/skylake/romstage/romstage_fsp20.c index be71e58541..fbc5fe1c53 100644 --- a/src/soc/intel/skylake/romstage/romstage_fsp20.c +++ b/src/soc/intel/skylake/romstage/romstage_fsp20.c @@ -185,16 +185,12 @@ static void cpu_flex_override(FSP_M_CONFIG *m_cfg) m_cfg->CpuRatio = (flex_ratio.lo >> 8) & 0xff; } -static void soc_memory_init_params(FSP_M_CONFIG *m_cfg) +static void soc_memory_init_params(FSP_M_CONFIG *m_cfg, + const struct soc_intel_skylake_config *config) { - const struct device *dev; - const struct soc_intel_skylake_config *config; int i; uint32_t mask = 0; - /* Set the parameters for MemoryInit */ - dev = dev_find_slot(0, PCI_DEVFN(PCH_DEV_SLOT_LPC, 0)); - config = dev->chip_info; /* * Set IGD stolen size to 64MB. The FBC hardware for skylake does not * have access to the bios_reserved range so it always assumes 8MB is @@ -207,7 +203,6 @@ static void soc_memory_init_params(FSP_M_CONFIG *m_cfg) m_cfg->TsegSize = CONFIG_SMM_TSEG_SIZE; m_cfg->IedSize = CONFIG_IED_REGION_SIZE; m_cfg->ProbelessTrace = config->ProbelessTrace; - m_cfg->EnableTraceHub = config->EnableTraceHub; if (vboot_recovery_mode_enabled()) m_cfg->SaGv = 0; /* Disable SaGv in recovery mode. */ else @@ -228,10 +223,15 @@ static void soc_memory_init_params(FSP_M_CONFIG *m_cfg) void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) { + const struct device *dev; + const struct soc_intel_skylake_config *config; FSP_M_CONFIG *m_cfg = &mupd->FspmConfig; FSP_M_TEST_CONFIG *m_t_cfg = &mupd->FspmTestConfig; - soc_memory_init_params(m_cfg); + dev = dev_find_slot(0, PCI_DEVFN(PCH_DEV_SLOT_LPC, 0)); + config = dev->chip_info; + + soc_memory_init_params(m_cfg, config); /* Enable DMI Virtual Channel for ME */ m_t_cfg->DmiVcm = 0x01; @@ -240,6 +240,12 @@ void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) m_t_cfg->SendDidMsg = 0x01; m_t_cfg->DidInitStat = 0x01; + /* DCI and TraceHub configs */ + m_t_cfg->PchDciEn = config->PchDciEn; + m_cfg->EnableTraceHub = config->EnableTraceHub; + m_cfg->TraceHubMemReg0Size = config->TraceHubMemReg0Size; + m_cfg->TraceHubMemReg1Size = config->TraceHubMemReg1Size; + mainboard_memory_init_params(mupd); } -- cgit v1.2.3