blob: fb3f0ce830ad1543319f34848e22f947f5756355 [file] [log] [blame]
/*
* Copyright 2017, Data61, CSIRO (ABN 41 687 119 230)
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <vka/vka.h>
#include <vka/kobject_t.h>
#include <utils/util.h>
#include <vka/sel4_arch/object.h>
/*resource allocation interfaces for virtual machine extensions on x86*/
#ifdef CONFIG_VTX
static inline int vka_alloc_vcpu (vka_t *vka, vka_object_t *result)
{
return vka_alloc_object(vka, seL4_X86_VCPUObject, seL4_X86_VCPUBits, result);
}
static inline int vka_alloc_ept_page_directory_pointer_table (vka_t *vka, vka_object_t *result)
{
return vka_alloc_object(vka, seL4_X86_EPTPDPTObject, seL4_X86_EPTPDPTBits, result);
}
static inline int vka_alloc_ept_page_directory (vka_t *vka, vka_object_t *result)
{
return vka_alloc_object(vka, seL4_X86_EPTPDObject, seL4_X86_EPTPDBits, result);
}
static inline int vka_alloc_ept_page_table (vka_t *vka, vka_object_t *result)
{
return vka_alloc_object(vka, seL4_X86_EPTPTObject, seL4_X86_EPTPTBits, result);
}
static inline int vka_alloc_ept_pdpt(vka_t *vka, vka_object_t *result)
{
return vka_alloc_object(vka, seL4_X86_EPTPDPTObject, seL4_X86_EPTPDPTBits, result);
}
static inline int vka_alloc_ept_pml4(vka_t *vka, vka_object_t *result)
{
return vka_alloc_object(vka, seL4_X86_EPTPML4Object, seL4_X86_EPTPML4Bits, result);
}
#endif /* CONFIG_VTX */
static inline int vka_alloc_io_page_table(vka_t *vka, vka_object_t *result)
{
return vka_alloc_object(vka, seL4_X86_IOPageTableObject, seL4_IOPageTableBits, result);
}
LEAKY(io_page_table)
#ifdef CONFIG_VTX
LEAKY(vcpu)
LEAKY(ept_page_directory_pointer_table)
LEAKY(ept_page_directory)
LEAKY(ept_page_table)
LEAKY(ept_pdpt)
LEAKY(ept_pml4)
#endif /* CONFIG_VTX */
static inline unsigned long
vka_arch_get_object_size(seL4_Word objectType)
{
switch (objectType) {
case seL4_X86_4K:
return seL4_PageBits;
case seL4_X86_LargePageObject:
return seL4_LargePageBits;
case seL4_X86_PageTableObject:
return seL4_PageTableBits;
case seL4_X86_PageDirectoryObject:
return seL4_PageDirBits;
#ifdef CONFIG_VTX
case seL4_X86_VCPUObject:
return seL4_X86_VCPUBits;
case seL4_X86_EPTPDPTObject:
return seL4_X86_EPTPDPTBits;
case seL4_X86_EPTPDObject:
return seL4_X86_EPTPDBits;
case seL4_X86_EPTPTObject:
return seL4_X86_EPTPTBits;
case seL4_X86_EPTPML4Object:
return seL4_X86_EPTPML4Bits;
#endif
case seL4_X86_IOPageTableObject:
return seL4_IOPageTableBits;
default:
return vka_x86_mode_get_object_size(objectType);
}
}