// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/hle/service/nvdrv/devices/nvhost_ctrl.h"
namespace Service::Nvidia::Devices {
u32 nvhost_ctrl::ioctl(Ioctl command, const std::vector<u8>& input, std::vector<u8>& output) {
NGLOG_DEBUG(Service_NVDRV, "called, command=0x{:08X}, input_size=0x{:X}, output_size=0x{:X}",
command.raw, input.size(), output.size());
switch (static_cast<IoctlCommand>(command.raw)) {
case IoctlCommand::IocGetConfigCommand:
return NvOsGetConfigU32(input, output);
case IoctlCommand::IocCtrlEventWaitCommand:
return IocCtrlEventWait(input, output);
}
UNIMPLEMENTED_MSG("Unimplemented ioctl");
return 0;
}
u32 nvhost_ctrl::NvOsGetConfigU32(const std::vector<u8>& input, std::vector<u8>& output) {
IocGetConfigParams params{};
std::memcpy(¶ms, input.data(), sizeof(params));
NGLOG_DEBUG(Service_NVDRV, "called, setting={}!{}", params.domain_str.data(),
params.param_str.data());
if (!strcmp(params.domain_str.data(), "nv")) {
if (!strcmp(params.param_str.data(), "NV_MEMORY_PROFILER")) {
params.config_str[0] = '0';
} else if (!strcmp(params.param_str.data(), "NVN_THROUGH_OPENGL")) {
params.config_str[0] = '0';
} else if (!strcmp(params.param_str.data(), "NVRM_GPU_PREVENT_USE")) {
params.config_str[0] = '0';
} else {
params.config_str[0] = '\0';
}
} else {
UNIMPLEMENTED(); // unknown domain? Only nv has been seen so far on hardware
}
std::memcpy(output.data(), ¶ms, sizeof(params));
return 0;
}
u32 nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>& output) {
IocCtrlEventWaitParams params{};
std::memcpy(¶ms, input.data(), sizeof(params));
NGLOG_WARNING(Service_NVDRV, "(STUBBED) called, syncpt_id={} threshold={} timeout={}",
params.syncpt_id, params.threshold, params.timeout);
// TODO(Subv): Implement actual syncpt waiting.
params.value = 0;
std::memcpy(output.data(), ¶ms, sizeof(params));
return 0;
}
} // namespace Service::Nvidia::Devices