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Merge pull request #2748 from FernandoS27/align-memory

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VM_Manager: Align allocated host physical memory to 256bytes
This commit is contained in:
bunnei
2019-08-21 12:10:10 -04:00
committed by GitHub
parent d654b3d82e febb88efc4
commit b4a8cfbd00
15 changed files with 119 additions and 37 deletions
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12
src/core/hle/service/ns/pl_u.cpp
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@ -77,7 +77,7 @@ enum class LoadState : u32 {
Done = 1,
};
static void DecryptSharedFont(const std::vector<u32>& input, std::vector<u8>& output,
static void DecryptSharedFont(const std::vector<u32>& input, Kernel::PhysicalMemory& output,
std::size_t& offset) {
ASSERT_MSG(offset + (input.size() * sizeof(u32)) < SHARED_FONT_MEM_SIZE,
"Shared fonts exceeds 17mb!");
@ -94,7 +94,7 @@ static void DecryptSharedFont(const std::vector<u32>& input, std::vector<u8>& ou
offset += transformed_font.size() * sizeof(u32);
}
static void EncryptSharedFont(const std::vector<u8>& input, std::vector<u8>& output,
static void EncryptSharedFont(const std::vector<u8>& input, Kernel::PhysicalMemory& output,
std::size_t& offset) {
ASSERT_MSG(offset + input.size() + 8 < SHARED_FONT_MEM_SIZE, "Shared fonts exceeds 17mb!");
const u32 KEY = EXPECTED_MAGIC ^ EXPECTED_RESULT;
@ -121,7 +121,7 @@ struct PL_U::Impl {
return shared_font_regions.at(index);
}
void BuildSharedFontsRawRegions(const std::vector<u8>& input) {
void BuildSharedFontsRawRegions(const Kernel::PhysicalMemory& input) {
// As we can derive the xor key we can just populate the offsets
// based on the shared memory dump
unsigned cur_offset = 0;
@ -144,7 +144,7 @@ struct PL_U::Impl {
Kernel::SharedPtr<Kernel::SharedMemory> shared_font_mem;
/// Backing memory for the shared font data
std::shared_ptr<std::vector<u8>> shared_font;
std::shared_ptr<Kernel::PhysicalMemory> shared_font;
// Automatically populated based on shared_fonts dump or system archives.
std::vector<FontRegion> shared_font_regions;
@ -166,7 +166,7 @@ PL_U::PL_U() : ServiceFramework("pl:u"), impl{std::make_unique<Impl>()} {
// Rebuild shared fonts from data ncas
if (nand->HasEntry(static_cast<u64>(FontArchives::Standard),
FileSys::ContentRecordType::Data)) {
impl->shared_font = std::make_shared<std::vector<u8>>(SHARED_FONT_MEM_SIZE);
impl->shared_font = std::make_shared<Kernel::PhysicalMemory>(SHARED_FONT_MEM_SIZE);
for (auto font : SHARED_FONTS) {
const auto nca =
nand->GetEntry(static_cast<u64>(font.first), FileSys::ContentRecordType::Data);
@ -207,7 +207,7 @@ PL_U::PL_U() : ServiceFramework("pl:u"), impl{std::make_unique<Impl>()} {
}
} else {
impl->shared_font = std::make_shared<std::vector<u8>>(
impl->shared_font = std::make_shared<Kernel::PhysicalMemory>(
SHARED_FONT_MEM_SIZE); // Shared memory needs to always be allocated and a fixed size
const std::string user_path = FileUtil::GetUserPath(FileUtil::UserPath::SysDataDir);