acrn-hypervisor/hypervisor/bsp/sbl/sbl.c

90 lines
2.8 KiB
C

/*
* Copyright (C) 2018 Intel Corporation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <hypervisor.h>
/* IOAPIC id */
#define SBL_IOAPIC_ID 8
/* IOAPIC base address */
#define SBL_IOAPIC_ADDR 0xfec00000
/* IOAPIC range size */
#define SBL_IOAPIC_SIZE 0x100000
/* Local APIC base address */
#define SBL_LAPIC_ADDR 0xfee00000
/* Local APIC range size */
#define SBL_LAPIC_SIZE 0x100000
/* Number of PCI IRQ assignments */
#define SBL_PCI_IRQ_ASSIGNMENT_NUM 28
#ifndef CONFIG_DMAR_PARSE_ENABLED
static struct dmar_dev_scope default_drhd_unit_dev_scope0[] = {
{ .bus = 0, .devfun = DEVFUN(0x2, 0), },
};
static struct dmar_drhd drhd_info_array[] = {
{
.dev_cnt = 1,
.segment = 0,
.flags = 0,
.reg_base_addr = 0xFED64000,
/* Ignore the iommu for intel graphic device since GVT-g needs
* vtd disabled for gpu
*/
.ignore = true,
.devices = default_drhd_unit_dev_scope0,
},
{
/* No need to specify devices since
* DRHD_FLAG_INCLUDE_PCI_ALL_MASK set
*/
.dev_cnt = 0,
.segment = 0,
.flags = DRHD_FLAG_INCLUDE_PCI_ALL_MASK,
.reg_base_addr = 0xFED65000,
.ignore = false,
.devices = NULL,
},
};
static struct dmar_info sbl_dmar_info = {
.drhd_count = 2,
.drhd_units = drhd_info_array,
};
struct dmar_info *get_dmar_info(void)
{
return &sbl_dmar_info;
}
#endif
void init_bsp(void)
{
}