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Implement NFC::CommunicationGetStatus

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wheremyfoodat 2023-08-18 17:13:15 +03:00
parent 7bbf37bb63
commit 59649b27a0
2 changed files with 27 additions and 1 deletions
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9
include/services/nfc.hpp
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@ -14,10 +14,19 @@ class NFCService {
Kernel& kernel;
MAKE_LOG_FUNCTION(log, nfcLogger)
enum class Old3DSAdapterStatus : s32 {
AttemptingToInitialize = 1,
InitializationComplete = 2,
// Other values are errors according to 3DBrew, set the not initialized error to -1 until we find out what it should be
NotInitialized = -1,
};
// Kernel events signaled when an NFC tag goes in and out of range respectively
std::optional<Handle> tagInRangeEvent, tagOutOfRangeEvent;
Old3DSAdapterStatus adapterStatus;
// Service commands
void communicationGetStatus(u32 messagePointer);
void initialize(u32 messagePointer);
void getTagInRangeEvent(u32 messagePointer);
void getTagOutOfRangeEvent(u32 messagePointer);

19
src/core/services/nfc.cpp
View file

@ -6,18 +6,22 @@ namespace NFCCommands {
enum : u32 {
Initialize = 0x00010040,
GetTagInRangeEvent = 0x000B0000,
GetTagOutOfRangeEvent = 0x000C0000
GetTagOutOfRangeEvent = 0x000C0000,
CommunicationGetStatus = 0x000F0000,
};
}
void NFCService::reset() {
tagInRangeEvent = std::nullopt;
tagOutOfRangeEvent = std::nullopt;
adapterStatus = Old3DSAdapterStatus::NotInitialized;
}
void NFCService::handleSyncRequest(u32 messagePointer) {
const u32 command = mem.read32(messagePointer);
switch (command) {
case NFCCommands::CommunicationGetStatus: communicationGetStatus(messagePointer); break;
case NFCCommands::Initialize: initialize(messagePointer); break;
case NFCCommands::GetTagInRangeEvent: getTagInRangeEvent(messagePointer); break;
case NFCCommands::GetTagOutOfRangeEvent: getTagOutOfRangeEvent(messagePointer); break;
@ -29,6 +33,7 @@ void NFCService::initialize(u32 messagePointer) {
const u8 type = mem.read8(messagePointer + 4);
log("NFC::Initialize (type = %d)\n", type);
adapterStatus = Old3DSAdapterStatus::InitializationComplete;
// TODO: This should error if already initialized. Also sanitize type.
mem.write32(messagePointer, IPC::responseHeader(0x1, 1, 0));
mem.write32(messagePointer + 4, Result::Success);
@ -67,4 +72,16 @@ void NFCService::getTagOutOfRangeEvent(u32 messagePointer) {
mem.write32(messagePointer + 4, Result::Success);
// TODO: Translation descriptor here
mem.write32(messagePointer + 12, tagOutOfRangeEvent.value());
}
void NFCService::communicationGetStatus(u32 messagePointer) {
log("NFC::CommunicationGetStatus");
if (adapterStatus != Old3DSAdapterStatus::InitializationComplete) {
Helpers::warn("NFC::CommunicationGetStatus: Old 3DS NFC Adapter not initialized\n");
}
mem.write32(messagePointer, IPC::responseHeader(0xF, 2, 0));
mem.write32(messagePointer + 4, Result::Success);
mem.write8(messagePointer + 8, static_cast<u32>(adapterStatus));
}