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Code Issues Releases Activity

memory: Clean up CopyBlock too

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yzct12345 2021-08-05 21:09:08 +00:00 committed by GitHub
parent 4edfa6ad8f
commit e611f522c2
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 15 additions and 36 deletions
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51
src/core/memory.cpp
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@ -176,7 +176,7 @@ struct Memory::Impl {
return string;
}
void WalkBlock(const Kernel::KProcess& process, VAddr addr, const std::size_t size,
void WalkBlock(const Kernel::KProcess& process, const VAddr addr, const std::size_t size,
auto on_unmapped, auto on_memory, auto on_rasterizer, auto increment) {
const auto& page_table = process.PageTable().PageTableImpl();
std::size_t remaining_size = size;
@ -211,7 +211,6 @@ struct Memory::Impl {
page_index++;
page_offset = 0;
addr += static_cast<VAddr>(copy_amount);
increment(copy_amount);
remaining_size -= copy_amount;
}
@ -307,47 +306,27 @@ struct Memory::Impl {
void CopyBlock(const Kernel::KProcess& process, VAddr dest_addr, VAddr src_addr,
const std::size_t size) {
const auto& page_table = process.PageTable().PageTableImpl();
std::size_t remaining_size = size;
std::size_t page_index = src_addr >> PAGE_BITS;
std::size_t page_offset = src_addr & PAGE_MASK;
while (remaining_size) {
const std::size_t copy_amount =
std::min(static_cast<std::size_t>(PAGE_SIZE) - page_offset, remaining_size);
const auto current_vaddr = static_cast<VAddr>((page_index << PAGE_BITS) + page_offset);
const auto [pointer, type] = page_table.pointers[page_index].PointerType();
switch (type) {
case Common::PageType::Unmapped: {
WalkBlock(
process, dest_addr, size,
[this, &process, &dest_addr, &src_addr, size](const std::size_t copy_amount,
const VAddr current_vaddr) {
LOG_ERROR(HW_Memory,
"Unmapped CopyBlock @ 0x{:016X} (start address = 0x{:016X}, size = {})",
current_vaddr, src_addr, size);
ZeroBlock(process, dest_addr, copy_amount);
break;
}
case Common::PageType::Memory: {
DEBUG_ASSERT(pointer);
const u8* src_ptr = pointer + page_offset + (page_index << PAGE_BITS);
},
[this, &process, &dest_addr](const std::size_t copy_amount, const u8* const src_ptr) {
WriteBlockImpl<false>(process, dest_addr, src_ptr, copy_amount);
break;
}
case Common::PageType::RasterizerCachedMemory: {
const u8* const host_ptr{GetPointerFromRasterizerCachedMemory(current_vaddr)};
},
[this, &system = system, &process, &dest_addr](
const VAddr current_vaddr, const std::size_t copy_amount, u8* const host_ptr) {
system.GPU().FlushRegion(current_vaddr, copy_amount);
WriteBlockImpl<false>(process, dest_addr, host_ptr, copy_amount);
break;
}
default:
UNREACHABLE();
}
page_index++;
page_offset = 0;
dest_addr += static_cast<VAddr>(copy_amount);
src_addr += static_cast<VAddr>(copy_amount);
remaining_size -= copy_amount;
}
},
[&dest_addr, &src_addr](const std::size_t copy_amount) {
dest_addr += static_cast<VAddr>(copy_amount);
src_addr += static_cast<VAddr>(copy_amount);
});
}
void RasterizerMarkRegionCached(VAddr vaddr, u64 size, bool cached) {