diff options
| author | John Zhao <john.zhao@intel.com> | 2019-04-22 10:45:51 -0700 |
|---|---|---|
| committer | Nico Huber <nico.h@gmx.de> | 2019-05-11 11:16:48 +0000 |
| commit | 1159a163cd36318d27f8f3b71617ad4a5b781efb (patch) | |
| tree | 05f00bfd909ae3fb52669596e9e5f23ab096bf8b /src/soc/intel | |
| parent | 4249348735d18cb2d44506090a675a29b0567e7f (diff) | |
soc/intel/cnl: Enable VT-d
Enable VT-d through fsp upd VtdDisable. Update remapping structure
types in numerical order as all remapping structures of type 0 (DRHD)
enumerated before remapping structures of type 1 (RMRR), and so forth.
BUG=b:130351429
TEST=Booted to kernel and verified the DMAR table contents.
Change-Id: I1d20932e417b9d324edd98c8f2195dc228d2e092
Signed-off-by: John Zhao <john.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32432
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Pratikkumar V Prajapati <pratikkumar.v.prajapati@intel.com>
Diffstat (limited to 'src/soc/intel')
| -rw-r--r-- | src/soc/intel/cannonlake/acpi.c | 15 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/chip.h | 3 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/romstage/fsp_params.c | 5 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/systemagent.c | 6 |
4 files changed, 14 insertions, 15 deletions
diff --git a/src/soc/intel/cannonlake/acpi.c b/src/soc/intel/cannonlake/acpi.c index 209e7c52d4..ff9da451c8 100644 --- a/src/soc/intel/cannonlake/acpi.c +++ b/src/soc/intel/cannonlake/acpi.c @@ -304,13 +304,6 @@ static unsigned long soc_fill_dmar(unsigned long current) current += acpi_create_dmar_ds_pci(current, 0, 2, 0); acpi_dmar_drhd_fixup(tmp, current); - - /* Add RMRR entry */ - tmp = current; - current += acpi_create_dmar_rmrr(current, 0, - sa_get_gsm_base(), sa_get_tolud_base() - 1); - current += acpi_create_dmar_ds_pci(current, 0, 2, 0); - acpi_dmar_rmrr_fixup(tmp, current); } struct device *const ipu_dev = dev_find_slot(0, SA_DEVFN_IPU); @@ -344,6 +337,13 @@ static unsigned long soc_fill_dmar(unsigned long current) acpi_dmar_drhd_fixup(tmp, current); } + /* Add RMRR entry */ + const unsigned long tmp = current; + current += acpi_create_dmar_rmrr(current, 0, + sa_get_gsm_base(), sa_get_tolud_base() - 1); + current += acpi_create_dmar_ds_pci(current, 0, 2, 0); + acpi_dmar_rmrr_fixup(tmp, current); + return current; } @@ -361,6 +361,7 @@ unsigned long sa_write_acpi_tables(struct device *dev, unsigned long current, printk(BIOS_DEBUG, "ACPI: * DMAR\n"); acpi_create_dmar(dmar, DMAR_INTR_REMAP, soc_fill_dmar); + current += dmar->header.length; current = acpi_align_current(current); acpi_add_table(rsdp, dmar); diff --git a/src/soc/intel/cannonlake/chip.h b/src/soc/intel/cannonlake/chip.h index f34528a017..2b2a51f6a0 100644 --- a/src/soc/intel/cannonlake/chip.h +++ b/src/soc/intel/cannonlake/chip.h @@ -344,9 +344,6 @@ struct soc_intel_cannonlake_config { /* Enable Pch iSCLK */ uint8_t pch_isclk; - /* Intel VT configuration */ - uint8_t VtdDisable; - /* * Acoustic Noise Mitigation * 0b - Disable diff --git a/src/soc/intel/cannonlake/romstage/fsp_params.c b/src/soc/intel/cannonlake/romstage/fsp_params.c index c71e4b551a..6e492bb73a 100644 --- a/src/soc/intel/cannonlake/romstage/fsp_params.c +++ b/src/soc/intel/cannonlake/romstage/fsp_params.c @@ -101,6 +101,7 @@ void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) assert(dev != NULL); const config_t *config = dev->chip_info; FSP_M_CONFIG *m_cfg = &mupd->FspmConfig; + FSP_M_TEST_CONFIG *tconfig = &mupd->FspmTestConfig; soc_memory_init_params(m_cfg, config); @@ -113,6 +114,10 @@ void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version) /* Set debug probe type */ m_cfg->PlatformDebugConsent = CONFIG_SOC_INTEL_CANNONLAKE_DEBUG_CONSENT; + + /* Configure VT-d */ + tconfig->VtdDisable = 0; + mainboard_memory_init_params(mupd); } diff --git a/src/soc/intel/cannonlake/systemagent.c b/src/soc/intel/cannonlake/systemagent.c index d850b15b34..3f01f14dcf 100644 --- a/src/soc/intel/cannonlake/systemagent.c +++ b/src/soc/intel/cannonlake/systemagent.c @@ -33,8 +33,6 @@ */ void soc_add_fixed_mmio_resources(struct device *dev, int *index) { - const struct soc_intel_cannonlake_config *const config = dev->chip_info; - static const struct sa_mmio_descriptor soc_fixed_resources[] = { { PCIEXBAR, CONFIG_MMCONF_BASE_ADDRESS, CONFIG_SA_PCIEX_LENGTH, "PCIEXBAR" }, @@ -63,10 +61,8 @@ void soc_add_fixed_mmio_resources(struct device *dev, int *index) if ((pci_read_config32(dev, CAPID0_A) & VTD_DISABLE)) return; - if (!(config && config->VtdDisable)) { - sa_add_fixed_mmio_resources(dev, index, soc_vtd_resources, + sa_add_fixed_mmio_resources(dev, index, soc_vtd_resources, ARRAY_SIZE(soc_vtd_resources)); - } } /* |