From 345b7208cd0bb1bfa105ad6a361930025ffeef63 Mon Sep 17 00:00:00 2001
From: smea <smealum@gmail.com>
Date: Sun, 19 Jan 2014 13:33:28 +0100
Subject: [PATCH] basic HID implementation

---
 libctru/include/ctr/GSP.h |  1 +
 libctru/include/ctr/HID.h | 29 +++++++++++++++++++++++++++++
 libctru/include/ctr/svc.h |  1 +
 libctru/source/GSP.c      | 11 +++++++++++
 libctru/source/HID.c      | 21 +++++++++++++++++++++
 libctru/source/svc.s      |  6 ++++++
 6 files changed, 69 insertions(+)
 create mode 100644 libctru/include/ctr/HID.h
 create mode 100644 libctru/source/HID.c

diff --git a/libctru/include/ctr/GSP.h b/libctru/include/ctr/GSP.h
index b3bae75..8f71224 100644
--- a/libctru/include/ctr/GSP.h
+++ b/libctru/include/ctr/GSP.h
@@ -3,6 +3,7 @@
 
 void GSPGPU_AcquireRight(Handle handle, u8 flags);
 void GSPGPU_SetLcdForceBlack(Handle handle, u8 flags);
+void GSPGPU_FlushDataCache(Handle handle, u8* adr, u32 size);
 void GSPGPU_WriteHWRegs(Handle handle, u32 regAddr, u8* data, u8 size);
 void GSPGPU_ReadHWRegs(Handle handle, u32 regAddr, u8* data, u8 size);
 void GSPGPU_RegisterInterruptRelayQueue(Handle handle, Handle eventHandle, u32 flags, Handle* outMemHandle, u8* threadID);
diff --git a/libctru/include/ctr/HID.h b/libctru/include/ctr/HID.h
new file mode 100644
index 0000000..1dae35b
--- /dev/null
+++ b/libctru/include/ctr/HID.h
@@ -0,0 +1,29 @@
+#ifndef HID_H
+#define HID_H
+
+#define CPAD_X(v) ((s16)((v)&0xFFFF))
+#define CPAD_Y(v) ((s16)(((v>>16))&0xFFFF))
+
+#define TOUCH_X(v) ((u16)((v)&0xFFFF))
+#define TOUCH_Y(v) ((u16)(((v>>16))&0xFFFF))
+
+typedef enum
+{
+	PAD_A = (1<<0),
+	PAD_B = (1<<1),
+	PAD_SELECT = (1<<2),
+	PAD_START = (1<<3),
+	PAD_RIGHT = (1<<4),
+	PAD_LEFT = (1<<5),
+	PAD_UP = (1<<6),
+	PAD_DOWN = (1<<7),
+	PAD_R = (1<<8),
+	PAD_L = (1<<9),
+	PAD_X = (1<<10),
+	PAD_Y = (1<<11)
+}PAD_KEY;
+
+void HIDUSER_GetInfo(Handle handle, Handle* outMemHandle);
+void HIDUSER_Init(Handle handle);
+
+#endif
diff --git a/libctru/include/ctr/svc.h b/libctru/include/ctr/svc.h
index a692bef..cbf109e 100644
--- a/libctru/include/ctr/svc.h
+++ b/libctru/include/ctr/svc.h
@@ -2,6 +2,7 @@
 #define SVC_H
 
 	u32* svc_getData(void);
+	void svc_exitProcess(void);
 	void svc_sleepThread(s64 ns);
 	Result svc_controlMemory(u32* outaddr, u32 addr0, u32 addr1, u32 size, u32 operation, u32 permissions); //(outaddr is usually the same as the input addr0)
 	Result svc_createEvent(Handle* event, u8 resettype);
diff --git a/libctru/source/GSP.c b/libctru/source/GSP.c
index 9413f2d..3e6656a 100644
--- a/libctru/source/GSP.c
+++ b/libctru/source/GSP.c
@@ -24,6 +24,17 @@ void GSPGPU_SetLcdForceBlack(Handle handle, u8 flags)
 	svc_sendSyncRequest(handle); //check return value...
 }
 
+void GSPGPU_FlushDataCache(Handle handle, u8* adr, u32 size)
+{
+	u32* svcData=svc_getData();
+	svcData[0]=0x80082; //request header code
+	svcData[1]=(u32)adr;
+	svcData[2]=size;
+	svcData[3]=0x0;
+	svcData[4]=0xffff8001;
+	svc_sendSyncRequest(handle); //check return value...
+}
+
 void GSPGPU_WriteHWRegs(Handle handle, u32 regAddr, u8* data, u8 size)
 {
 	if(size>0x80 || !data)return;
diff --git a/libctru/source/HID.c b/libctru/source/HID.c
new file mode 100644
index 0000000..45e8c4d
--- /dev/null
+++ b/libctru/source/HID.c
@@ -0,0 +1,21 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <ctr/types.h>
+#include <ctr/HID.h>
+#include <ctr/svc.h>
+
+void HIDUSER_GetInfo(Handle handle, Handle* outMemHandle)
+{
+	u32* svcData=svc_getData();
+	svcData[0]=0xa0000; //request header code
+	svc_sendSyncRequest(handle); //check return value...
+	if(outMemHandle)*outMemHandle=svcData[3];
+}
+
+void HIDUSER_Init(Handle handle)
+{
+	u32* svcData=svc_getData();
+	svcData[0]=0x110000; //request header code
+	svc_sendSyncRequest(handle); //check return value...
+}
diff --git a/libctru/source/svc.s b/libctru/source/svc.s
index a7cca5d..c0e821a 100644
--- a/libctru/source/svc.s
+++ b/libctru/source/svc.s
@@ -23,6 +23,12 @@ svc_controlMemory:
 	add sp, sp, #4
 	bx lr
 
+.global svc_exitProcess
+.type svc_exitProcess, %function
+svc_exitProcess:
+	svc 0x03
+	bx lr
+
 .global svc_sleepThread
 .type svc_sleepThread, %function
 svc_sleepThread: