From b15cbf9bcf4e02f182abfd8ff84921f436b8c464 Mon Sep 17 00:00:00 2001 From: David Marcec Date: Wed, 10 Jun 2020 18:36:42 +1000 Subject: [PATCH] nvdrv: Fix GetTPCMasks for ioctl3 Fixes animal crossing svcBreak on launch --- .../service/nvdrv/devices/nvhost_ctrl_gpu.cpp | 25 +++++++++++-------- .../service/nvdrv/devices/nvhost_ctrl_gpu.h | 18 ++++++------- 2 files changed, 22 insertions(+), 21 deletions(-) diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp index cc2192e5c..0d913334e 100644 --- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp +++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp @@ -25,7 +25,7 @@ u32 nvhost_ctrl_gpu::ioctl(Ioctl command, const std::vector& input, case IoctlCommand::IocGetCharacteristicsCommand: return GetCharacteristics(input, output, output2, version); case IoctlCommand::IocGetTPCMasksCommand: - return GetTPCMasks(input, output); + return GetTPCMasks(input, output, output2, version); case IoctlCommand::IocGetActiveSlotMaskCommand: return GetActiveSlotMask(input, output); case IoctlCommand::IocZcullGetCtxSizeCommand: @@ -98,17 +98,22 @@ u32 nvhost_ctrl_gpu::GetCharacteristics(const std::vector& input, std::vecto return 0; } -u32 nvhost_ctrl_gpu::GetTPCMasks(const std::vector& input, std::vector& output) { +u32 nvhost_ctrl_gpu::GetTPCMasks(const std::vector& input, std::vector& output, + std::vector& output2, IoctlVersion version) { IoctlGpuGetTpcMasksArgs params{}; std::memcpy(¶ms, input.data(), input.size()); - LOG_INFO(Service_NVDRV, "called, mask=0x{:X}, mask_buf_addr=0x{:X}", params.mask_buf_size, - params.mask_buf_addr); - // TODO(ogniK): Confirm value on hardware - if (params.mask_buf_size) - params.tpc_mask_size = 4 * 1; // 4 * num_gpc - else - params.tpc_mask_size = 0; - std::memcpy(output.data(), ¶ms, sizeof(params)); + LOG_DEBUG(Service_NVDRV, "called, mask_buffer_size=0x{:X}", params.mask_buffer_size); + if (params.mask_buffer_size != 0) { + params.tcp_mask = 3; + } + + if (version == IoctlVersion::Version3) { + std::memcpy(output.data(), input.data(), output.size()); + std::memcpy(output2.data(), ¶ms.tcp_mask, output2.size()); + } else { + std::memcpy(output.data(), ¶ms, output.size()); + } + return 0; } diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h index 07b644ec5..ef60f72ce 100644 --- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h +++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h @@ -92,16 +92,11 @@ private: "IoctlCharacteristics is incorrect size"); struct IoctlGpuGetTpcMasksArgs { - /// [in] TPC mask buffer size reserved by userspace. Should be at least - /// sizeof(__u32) * fls(gpc_mask) to receive TPC mask for each GPC. - /// [out] full kernel buffer size - u32_le mask_buf_size; - u32_le reserved; - - /// [in] pointer to TPC mask buffer. It will receive one 32-bit TPC mask per GPC or 0 if - /// GPC is not enabled or not present. This parameter is ignored if mask_buf_size is 0. - u64_le mask_buf_addr; - u64_le tpc_mask_size; // Nintendo add this? + u32_le mask_buffer_size{}; + INSERT_PADDING_WORDS(1); + u64_le mask_buffer_address{}; + u32_le tcp_mask{}; + INSERT_PADDING_WORDS(1); }; static_assert(sizeof(IoctlGpuGetTpcMasksArgs) == 24, "IoctlGpuGetTpcMasksArgs is incorrect size"); @@ -166,7 +161,8 @@ private: u32 GetCharacteristics(const std::vector& input, std::vector& output, std::vector& output2, IoctlVersion version); - u32 GetTPCMasks(const std::vector& input, std::vector& output); + u32 GetTPCMasks(const std::vector& input, std::vector& output, std::vector& output2, + IoctlVersion version); u32 GetActiveSlotMask(const std::vector& input, std::vector& output); u32 ZCullGetCtxSize(const std::vector& input, std::vector& output); u32 ZCullGetInfo(const std::vector& input, std::vector& output);