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Make HID::GetIPCHandles fail to skip hidInit

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wheremyfoodat 2022-09-18 02:38:22 +03:00
parent 340e0c9266
commit 083a0d04d7
3 changed files with 14 additions and 3 deletions
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3
include/services/hid.hpp
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@ -7,6 +7,9 @@ class HIDService {
Handle handle = KernelHandles::HID; Handle handle = KernelHandles::HID;
Memory& mem; Memory& mem;
// Service commands
void getIPCHandles(u32 messagePointer);
public: public:
HIDService(Memory& mem) : mem(mem) {} HIDService(Memory& mem) : mem(mem) {}
void reset(); void reset();

10
src/core/services/hid.cpp
View file

@ -2,13 +2,14 @@
namespace HIDCommands { namespace HIDCommands {
enum : u32 { enum : u32 {
GetIPCHandles = 0x000A0000
}; };
} }
namespace Result { namespace Result {
enum : u32 { enum : u32 {
Success = 0, Success = 0,
Failure = 0xFFFFFFFF
}; };
} }
@ -17,6 +18,13 @@ void HIDService::reset() {}
void HIDService::handleSyncRequest(u32 messagePointer) { void HIDService::handleSyncRequest(u32 messagePointer) {
const u32 command = mem.read32(messagePointer); const u32 command = mem.read32(messagePointer);
switch (command) { switch (command) {
case HIDCommands::GetIPCHandles: getIPCHandles(messagePointer); break;
default: Helpers::panic("HID service requested. Command: %08X\n", command); default: Helpers::panic("HID service requested. Command: %08X\n", command);
} }
}
void HIDService::getIPCHandles(u32 messagePointer) {
printf("HID: getIPCHandles (Failure)\n");
mem.write32(messagePointer + 4, Result::Failure); // Result code
mem.write32(messagePointer + 8, 0x14000000); // Translation descriptor
} }

4
src/core/services/service_manager.cpp
View file

@ -64,7 +64,7 @@ void ServiceManager::getServiceHandle(u32 messagePointer) {
if (service == "APT:S") { if (service == "APT:S") {
handle = KernelHandles::APT; handle = KernelHandles::APT;
} else if (service == "hid:USER") { } else if (service == "hid:USER") {
handle = KernelHandles::HID; handle = KernelHandles::HID;
} else { } else {
Helpers::panic("srv: GetServiceHandle with unknown service %s", service.c_str()); Helpers::panic("srv: GetServiceHandle with unknown service %s", service.c_str());
} }
@ -77,6 +77,6 @@ void ServiceManager::sendCommandToService(u32 messagePointer, Handle handle) {
switch (handle) { switch (handle) {
case KernelHandles::APT: apt.handleSyncRequest(messagePointer); break; case KernelHandles::APT: apt.handleSyncRequest(messagePointer); break;
case KernelHandles::HID: hid.handleSyncRequest(messagePointer); break; case KernelHandles::HID: hid.handleSyncRequest(messagePointer); break;
default: Helpers::panic("Sent IPC message to unknown service %08X\n", handle); default: Helpers::panic("Sent IPC message to unknown service %08X\n Command: %08X", handle, mem.read32(messagePointer));
} }
} }