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Partial backport of: exec.c: Handle IOMMUs in address_space_translate_for_iotlb()

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We just want the parameter changes here.

Partial backport of commit 1f871c5e6b0f30644a60a81a6a7aadb3afb030ac from
qemu
This commit is contained in:
Lioncash 2018-11-16 21:24:53 -05:00
parent 1c0e09c467
commit 3a0ab1a64a
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GPG key ID: 4E3C3CC1031BA9C7
3 changed files with 6 additions and 3 deletions
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3
qemu/accel/tcg/cputlb.c
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@ -202,7 +202,8 @@ void tlb_set_page_with_attrs(CPUState *cpu, target_ulong vaddr,
}
sz = size;
section = address_space_translate_for_iotlb(cpu, asidx, paddr, &xlat, &sz);
section = address_space_translate_for_iotlb(cpu, asidx, paddr, &xlat, &sz,
attrs, &prot);
assert(sz >= TARGET_PAGE_SIZE);
tlb_debug("vaddr=" TARGET_FMT_lx " paddr=0x" TARGET_FMT_plx

3
qemu/exec.c
View file

@ -495,7 +495,8 @@ MemoryRegion *flatview_translate(FlatView *fv, hwaddr addr, hwaddr *xlat,
MemoryRegionSection *
address_space_translate_for_iotlb(CPUState *cpu, int asidx, hwaddr addr,
hwaddr *xlat, hwaddr *plen)
hwaddr *xlat, hwaddr *plen,
MemTxAttrs attrs, int *prot)
{
MemoryRegionSection *section;
// Unicorn: atomic_read used instead of atomic_rcu_read

3
qemu/include/exec/exec-all.h
View file

@ -364,7 +364,8 @@ void tb_flush_jmp_cache(CPUState *cpu, target_ulong addr);
MemoryRegionSection *
address_space_translate_for_iotlb(CPUState *cpu, int asidx, hwaddr addr,
hwaddr *xlat, hwaddr *plen);
hwaddr *xlat, hwaddr *plen,
MemTxAttrs attrs, int *prot);
hwaddr memory_region_section_get_iotlb(CPUState *cpu,
MemoryRegionSection *section,
target_ulong vaddr,