diff options
Diffstat (limited to 'src/soc/intel/fsp_broadwell_de/vtd.c')
-rw-r--r-- | src/soc/intel/fsp_broadwell_de/vtd.c | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/src/soc/intel/fsp_broadwell_de/vtd.c b/src/soc/intel/fsp_broadwell_de/vtd.c deleted file mode 100644 index 9e03e9ba6a..0000000000 --- a/src/soc/intel/fsp_broadwell_de/vtd.c +++ /dev/null @@ -1,59 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 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 - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <device/pci.h> -#include <device/pci_ops.h> -#include <device/pci_ids.h> -#include <soc/pci_devs.h> -#include <soc/acpi.h> -#include <soc/vtd.h> -#include <soc/broadwell_de.h> - -#if ENV_RAMSTAGE - -static void vtd_read_resources(struct device *dev) -{ - uint32_t vtbar; - - /* Add fixed MMIO resource for VT-d which was set up by the FSP. */ - vtbar = pci_read_config32(dev, VTBAR_OFFSET); - if (vtbar & VTBAR_ENABLED) { - mmio_resource(dev, VTBAR_OFFSET, - (vtbar & VTBAR_MASK) / KiB, VTBAR_SIZE / KiB); - } -} - -static struct device_operations vtd_ops = { - .read_resources = vtd_read_resources, - .set_resources = DEVICE_NOOP, - .write_acpi_tables = vtd_write_acpi_tables, -}; - -static const struct pci_driver vtd_driver __pci_driver = { - .ops = &vtd_ops, - .vendor = PCI_VENDOR_ID_INTEL, - .device = VTD_DEVID, -}; - -#endif - -uint8_t get_busno1(void) -{ - uint32_t reg32; - - /* Figure out what bus number is assigned for CPUBUSNO(1) */ - reg32 = pci_mmio_read_config32(VTD_PCI_DEV, VTD_CPUBUSNO); - return ((reg32 >> VTD_CPUBUSNO_BUS1_SHIFT) & VTD_CPUBUSNO_BUS1_MASK); -} |