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| author | Werner Zeh <werner.zeh@siemens.com> | 2018-09-19 08:06:54 +0200 |
|---|---|---|
| committer | Philipp Deppenwiese <zaolin.daisuki@gmail.com> | 2018-09-20 12:38:02 +0000 |
| commit | ca0c8e75f9106ecd436db87424b6d836a465c0a2 (patch) | |
| tree | 90919d0f9ebfa19875a269ed8cfa3d93937f6c34 /src/soc/intel/fsp_broadwell_de/acpi.c | |
| parent | 5a0b252ded2a3f0f70436ad55f4908c8ec8683e6 (diff) | |
| download | coreboot-ca0c8e75f9106ecd436db87424b6d836a465c0a2.tar.xz | |
fsp_broadwell_de: Move DMAR table generation to corresponding VT-d device
The DMAR table generation depends on the VT-d feature which is
implemented in its own PCI device located in PCI:00:05.0 for
Broadwell-DE. Add a new PCI driver for this device and move
DMAR table generation to this device driver.
Change-Id: I103257c73f5e745e996a441a2535b885270bc204
Signed-off-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-on: https://review.coreboot.org/28671
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
Diffstat (limited to 'src/soc/intel/fsp_broadwell_de/acpi.c')
| -rw-r--r-- | src/soc/intel/fsp_broadwell_de/acpi.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/soc/intel/fsp_broadwell_de/acpi.c b/src/soc/intel/fsp_broadwell_de/acpi.c index 5d654770da..9c3cae08ac 100644 --- a/src/soc/intel/fsp_broadwell_de/acpi.c +++ b/src/soc/intel/fsp_broadwell_de/acpi.c @@ -4,7 +4,7 @@ * Copyright (C) 2007-2009 coresystems GmbH * Copyright (C) 2013 Google Inc. * Copyright (C) 2015-2016 Intel Corp. - * Copyright (C) 2016 Siemens AG + * Copyright (C) 2016-2018 Siemens AG * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -390,15 +390,14 @@ static unsigned long acpi_fill_dmar(unsigned long current) return current; } -unsigned long northcluster_write_acpi_tables(struct device *const dev, +unsigned long vtd_write_acpi_tables(struct device *const dev, unsigned long current, struct acpi_rsdp *const rsdp) { acpi_dmar_t *const dmar = (acpi_dmar_t *)current; - struct device *vtdev = dev_find_slot(0, PCI_DEVFN(5, 0)); /* Create DMAR table only if virtualization is enabled */ - if (!(pci_read_config32(vtdev, 0x180) & 0x01)) + if (!(pci_read_config32(dev, VTBAR_OFFSET) & VTBAR_ENABLED)) return current; printk(BIOS_DEBUG, "ACPI: * DMAR\n"); |