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nvhost_ctrl_gpu: Implement IoctlGetGpuTime.

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- Used by Undertale.
This commit is contained in:
bunnei 2018-11-21 11:43:25 -05:00
parent bb175ab430
commit 7f10db1c20
2 changed files with 19 additions and 0 deletions
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13
src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.cpp
View file

@ -5,6 +5,8 @@
#include <cstring>
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/core_timing.h"
#include "core/core_timing_util.h"
#include "core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h"
namespace Service::Nvidia::Devices {
@ -33,6 +35,8 @@ u32 nvhost_ctrl_gpu::ioctl(Ioctl command, const std::vector<u8>& input, std::vec
return ZBCQueryTable(input, output);
case IoctlCommand::IocFlushL2:
return FlushL2(input, output);
case IoctlCommand::IocGetGpuTime:
return GetGpuTime(input, output);
}
UNIMPLEMENTED_MSG("Unimplemented ioctl");
return 0;
@ -169,4 +173,13 @@ u32 nvhost_ctrl_gpu::FlushL2(const std::vector<u8>& input, std::vector<u8>& outp
return 0;
}
u32 nvhost_ctrl_gpu::GetGpuTime(const std::vector<u8>& input, std::vector<u8>& output) {
LOG_DEBUG(Service_NVDRV, "called");
IoctlGetGpuTime params{};
std::memcpy(&params, input.data(), input.size());
params.gpu_time = CoreTiming::cyclesToNs(CoreTiming::GetTicks());
std::memcpy(output.data(), &params, output.size());
return 0;
}
} // namespace Service::Nvidia::Devices

6
src/core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h
View file

@ -156,6 +156,11 @@ private:
};
static_assert(sizeof(IoctlFlushL2) == 8, "IoctlFlushL2 is incorrect size");
struct IoctlGetGpuTime {
u64_le gpu_time;
};
static_assert(sizeof(IoctlGetGpuTime) == 8, "IoctlGetGpuTime is incorrect size");
u32 GetCharacteristics(const std::vector<u8>& input, std::vector<u8>& output);
u32 GetTPCMasks(const std::vector<u8>& input, std::vector<u8>& output);
u32 GetActiveSlotMask(const std::vector<u8>& input, std::vector<u8>& output);
@ -164,6 +169,7 @@ private:
u32 ZBCSetTable(const std::vector<u8>& input, std::vector<u8>& output);
u32 ZBCQueryTable(const std::vector<u8>& input, std::vector<u8>& output);
u32 FlushL2(const std::vector<u8>& input, std::vector<u8>& output);
u32 GetGpuTime(const std::vector<u8>& input, std::vector<u8>& output);
};
} // namespace Service::Nvidia::Devices