nvdrv: Change InitializeEx to AllocAsEx

Wee also report the correct "big page size" now in GetVARegions & fix up the struct for IoctlAllocAsEx
This commit is contained in:
Chloe Marcec 2021-03-22 19:59:30 +11:00
parent a50133fc5e
commit 875183e7c5
2 changed files with 49 additions and 27 deletions

View file

@ -39,7 +39,7 @@ NvResult nvhost_as_gpu::Ioctl1(Ioctl command, const std::vector<u8>& input,
case 0x8:
return GetVARegions(input, output);
case 0x9:
return InitalizeEx(input, output);
return AllocAsEx(input, output);
case 0x14:
return Remap(input, output);
default:
@ -78,11 +78,16 @@ NvResult nvhost_as_gpu::Ioctl3(Ioctl command, const std::vector<u8>& input, std:
return NvResult::NotImplemented;
}
NvResult nvhost_as_gpu::InitalizeEx(const std::vector<u8>& input, std::vector<u8>& output) {
IoctlInitalizeEx params{};
NvResult nvhost_as_gpu::AllocAsEx(const std::vector<u8>& input, std::vector<u8>& output) {
IoctlAllocAsEx params{};
std::memcpy(&params, input.data(), input.size());
LOG_WARNING(Service_NVDRV, "(STUBBED) called, big_page_size=0x{:X}", params.big_page_size);
if (params.big_page_size == 0) {
params.big_page_size = DEFAULT_BIG_PAGE_SIZE;
}
big_page_size = params.big_page_size;
return NvResult::Success;
}
@ -276,13 +281,18 @@ NvResult nvhost_as_gpu::GetVARegions(const std::vector<u8>& input, std::vector<u
params.buf_size);
params.buf_size = 0x30;
params.regions[0].offset = 0x04000000;
params.regions[0].page_size = 0x1000;
params.regions[0].pages = 0x3fbfff;
params.regions[1].offset = 0x04000000;
params.regions[1].page_size = 0x10000;
params.regions[1].pages = 0x1bffff;
params.small = IoctlVaRegion{
.offset = 0x04000000,
.page_size = DEFAULT_SMALL_PAGE_SIZE,
.pages = 0x3fbfff,
};
params.big = IoctlVaRegion{
.offset = 0x04000000,
.page_size = big_page_size,
.pages = 0x1bffff,
};
// TODO(ogniK): This probably can stay stubbed but should add support way way later
@ -299,18 +309,25 @@ NvResult nvhost_as_gpu::GetVARegions(const std::vector<u8>& input, std::vector<u
params.buf_size);
params.buf_size = 0x30;
params.regions[0].offset = 0x04000000;
params.regions[0].page_size = 0x1000;
params.regions[0].pages = 0x3fbfff;
params.regions[1].offset = 0x04000000;
params.regions[1].page_size = 0x10000;
params.regions[1].pages = 0x1bffff;
params.small = IoctlVaRegion{
.offset = 0x04000000,
.page_size = 0x1000,
.pages = 0x3fbfff,
};
params.big = IoctlVaRegion{
.offset = 0x04000000,
.page_size = big_page_size,
.pages = 0x1bffff,
};
// TODO(ogniK): This probably can stay stubbed but should add support way way later
std::memcpy(output.data(), &params, output.size());
std::memcpy(inline_output.data(), &params.regions, inline_output.size());
std::memcpy(inline_output.data(), &params.small, sizeof(IoctlVaRegion));
std::memcpy(inline_output.data() + sizeof(IoctlVaRegion), &params.big, sizeof(IoctlVaRegion));
return NvResult::Success;
}

View file

@ -16,6 +16,9 @@
namespace Service::Nvidia::Devices {
constexpr u32 DEFAULT_BIG_PAGE_SIZE = 1 << 16;
constexpr u32 DEFAULT_SMALL_PAGE_SIZE = 1 << 12;
class nvmap;
enum class AddressSpaceFlags : u32 {
@ -76,16 +79,16 @@ private:
bool is_allocated{};
};
struct IoctlInitalizeEx {
u32_le big_page_size{}; // depends on GPU's available_big_page_sizes; 0=default
struct IoctlAllocAsEx {
u32_le flags{}; // usually passes 1
s32_le as_fd{}; // ignored; passes 0
u32_le flags{}; // passes 0
u32_le big_page_size{};
u32_le reserved{}; // ignored; passes 0
u64_le unk0{};
u64_le unk1{};
u64_le unk2{};
u64_le va_range_start{};
u64_le va_range_end{};
u64_le va_range_split{};
};
static_assert(sizeof(IoctlInitalizeEx) == 40, "IoctlInitalizeEx is incorrect size");
static_assert(sizeof(IoctlAllocAsEx) == 40, "IoctlAllocAsEx is incorrect size");
struct IoctlAllocSpace {
u32_le pages{};
@ -149,14 +152,16 @@ private:
u64_le buf_addr{}; // (contained output user ptr on linux, ignored)
u32_le buf_size{}; // forced to 2*sizeof(struct va_region)
u32_le reserved{};
IoctlVaRegion regions[2]{};
IoctlVaRegion small{};
IoctlVaRegion big{};
};
static_assert(sizeof(IoctlGetVaRegions) == 16 + sizeof(IoctlVaRegion) * 2,
"IoctlGetVaRegions is incorrect size");
s32 channel{};
u32 big_page_size{DEFAULT_BIG_PAGE_SIZE};
NvResult InitalizeEx(const std::vector<u8>& input, std::vector<u8>& output);
NvResult AllocAsEx(const std::vector<u8>& input, std::vector<u8>& output);
NvResult AllocateSpace(const std::vector<u8>& input, std::vector<u8>& output);
NvResult Remap(const std::vector<u8>& input, std::vector<u8>& output);
NvResult MapBufferEx(const std::vector<u8>& input, std::vector<u8>& output);