nvhost-ctrl: Stub NVHOST_IOCTL_CTRL_EVENT_WAIT.

This commit is contained in:
Subv 2018-02-13 23:14:11 -05:00
parent 35d0d06885
commit 7a1917e0fd
2 changed files with 25 additions and 0 deletions

View file

@ -17,6 +17,8 @@ u32 nvhost_ctrl::ioctl(Ioctl command, const std::vector<u8>& input, std::vector<
switch (static_cast<IoctlCommand>(command.raw)) {
case IoctlCommand::IocGetConfigCommand:
return NvOsGetConfigU32(input, output);
case IoctlCommand::IocCtrlEventWaitCommand:
return IocCtrlEventWait(input, output);
}
UNIMPLEMENTED();
return 0;
@ -45,6 +47,18 @@ u32 nvhost_ctrl::NvOsGetConfigU32(const std::vector<u8>& input, std::vector<u8>&
return 0;
}
u32 nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>& output) {
IocCtrlEventWaitParams params{};
std::memcpy(&params, input.data(), sizeof(params));
LOG_WARNING(Service_NVDRV, "(STUBBED) called, syncpt_id=%u threshold=%u timeout=%d",
params.syncpt_id, params.threshold, params.timeout);
// TODO(Subv): Implement actual syncpt waiting.
params.value = 0;
std::memcpy(output.data(), &params, sizeof(params));
return 0;
}
} // namespace Devices
} // namespace Nvidia
} // namespace Service

View file

@ -31,6 +31,7 @@ private:
IocModuleRegRDWRCommand = 0xC008010E,
IocSyncptWaitexCommand = 0xC0100019,
IocSyncptReadMaxCommand = 0xC008001A,
IocCtrlEventWaitCommand = 0xC010001D,
IocGetConfigCommand = 0xC183001B,
};
@ -41,7 +42,17 @@ private:
};
static_assert(sizeof(IocGetConfigParams) == 387, "IocGetConfigParams is incorrect size");
struct IocCtrlEventWaitParams {
u32_le syncpt_id;
u32_le threshold;
s32_le timeout;
u32_le value;
};
static_assert(sizeof(IocCtrlEventWaitParams) == 16, "IocCtrlEventWaitParams is incorrect size");
u32 NvOsGetConfigU32(const std::vector<u8>& input, std::vector<u8>& output);
u32 IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>& output);
};
} // namespace Devices