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Kernel: Implement svcGetSystemInfo

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This makes smealum/ctrulib@b96dd51d33 work
with Citra.
This commit is contained in:
Yuri Kunde Schlesner 2015-11-26 19:00:16 -08:00
parent 32f92b4a69
commit 84a22cb594
7 changed files with 95 additions and 1 deletions
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47
src/core/hle/svc.cpp
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@ -778,6 +778,51 @@ static ResultCode CreateMemoryBlock(Handle* out_handle, u32 addr, u32 size, u32
return RESULT_SUCCESS;
}
static ResultCode GetSystemInfo(s64* out, u32 type, s32 param) {
using Kernel::MemoryRegion;
LOG_TRACE(Kernel_SVC, "called process=0x%08X type=%u param=%d", process_handle, type, param);
switch ((SystemInfoType)type) {
case SystemInfoType::REGION_MEMORY_USAGE:
switch ((SystemInfoMemUsageRegion)param) {
case SystemInfoMemUsageRegion::ALL:
*out = Kernel::GetMemoryRegion(Kernel::MemoryRegion::APPLICATION)->used
+ Kernel::GetMemoryRegion(Kernel::MemoryRegion::SYSTEM)->used
+ Kernel::GetMemoryRegion(Kernel::MemoryRegion::BASE)->used;
break;
case SystemInfoMemUsageRegion::APPLICATION:
*out = Kernel::GetMemoryRegion(Kernel::MemoryRegion::APPLICATION)->used;
break;
case SystemInfoMemUsageRegion::SYSTEM:
*out = Kernel::GetMemoryRegion(Kernel::MemoryRegion::SYSTEM)->used;
break;
case SystemInfoMemUsageRegion::BASE:
*out = Kernel::GetMemoryRegion(Kernel::MemoryRegion::BASE)->used;
break;
default:
LOG_ERROR(Kernel_SVC, "unknown GetSystemInfo type=0 region: param=%d", param);
*out = 0;
break;
}
break;
case SystemInfoType::KERNEL_ALLOCATED_PAGES:
LOG_ERROR(Kernel_SVC, "unimplemented GetSystemInfo type=2 param=%d", type, param);
*out = 0;
break;
case SystemInfoType::KERNEL_SPAWNED_PIDS:
*out = 5;
break;
default:
LOG_ERROR(Kernel_SVC, "unknown GetSystemInfo type=%u param=%d", type, param);
*out = 0;
break;
}
// This function never returns an error, even if invalid parameters were passed.
return RESULT_SUCCESS;
}
static ResultCode GetProcessInfo(s64* out, Handle process_handle, u32 type) {
LOG_TRACE(Kernel_SVC, "called process=0x%08X type=%u", process_handle, type);
@ -877,7 +922,7 @@ static const FunctionDef SVC_Table[] = {
{0x27, HLE::Wrap<DuplicateHandle>, "DuplicateHandle"},
{0x28, HLE::Wrap<GetSystemTick>, "GetSystemTick"},
{0x29, nullptr, "GetHandleInfo"},
{0x2A, nullptr, "GetSystemInfo"},
{0x2A, HLE::Wrap<GetSystemInfo>, "GetSystemInfo"},
{0x2B, HLE::Wrap<GetProcessInfo>, "GetProcessInfo"},
{0x2C, nullptr, "GetThreadInfo"},
{0x2D, HLE::Wrap<ConnectToPort>, "ConnectToPort"},