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Merge pull request #176 from thedax/gspLcd

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Implement some services from gsp::Lcd.
This commit is contained in:
fincs 2015-10-03 18:42:50 +02:00
commit 5c7273ef3b
2 changed files with 50 additions and 0 deletions
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13
libctru/include/3ds/services/gsp.h
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@ -48,9 +48,19 @@ typedef enum
GSPEVENT_MAX, // used to know how many events there are
} GSP_Event;
typedef enum
{
GSPLCD_TOP = BIT(0),
GSPLCD_BOTTOM = BIT(1),
GSPLCD_BOTH = GSPLCD_TOP | GSPLCD_BOTTOM,
}GSPLCD_Screens;
Result gspInit();
void gspExit();
Result gspLcdInit();
void gspLcdExit();
Result gspInitEventHandler(Handle gspEvent, vu8* gspSharedMem, u8 gspThreadId);
void gspExitEventHandler();
void gspWaitForEvent(GSP_Event id, bool nextEvent);
@ -79,3 +89,6 @@ Result GSPGPU_RegisterInterruptRelayQueue(Handle *handle, Handle eventHandle, u3
Result GSPGPU_UnregisterInterruptRelayQueue(Handle* handle);
Result GSPGPU_TriggerCmdReqQueue(Handle *handle);
Result GSPGPU_SubmitGxCommand(u32* sharedGspCmdBuf, u32 gxCommand[0x8], Handle* handle);
Result GSPLCD_PowerOffBacklight(GSPLCD_Screens screen);
Result GSPLCD_PowerOnBacklight(GSPLCD_Screens screen);

37
libctru/source/services/gsp.c
View File

@ -12,6 +12,7 @@
#define GSP_EVENT_STACK_SIZE 0x1000
Handle gspGpuHandle=0;
Handle gspLcdHandle=0;
Handle gspEvents[GSPEVENT_MAX];
vu32 gspEventCounts[GSPEVENT_MAX];
u64 gspEventStack[GSP_EVENT_STACK_SIZE/sizeof(u64)]; //u64 so that it's 8-byte aligned
@ -431,3 +432,39 @@ Result GSPGPU_SubmitGxCommand(u32* sharedGspCmdBuf, u32 gxCommand[0x8], Handle*
if(totalCommands==1)return GSPGPU_TriggerCmdReqQueue(handle);
return 0;
}
Result gspLcdInit()
{
return srvGetServiceHandle(&gspLcdHandle, "gsp::Lcd");
}
void gspLcdExit()
{
if(gspLcdHandle)svcCloseHandle(gspLcdHandle);
}
Result GSPLCD_PowerOffBacklight(GSPLCD_Screens screen)
{
u32 *cmdbuf = getThreadCommandBuffer();
cmdbuf[0] = 0x00120040;
cmdbuf[1] = screen;
Result ret=0;
if ((ret = svcSendSyncRequest(gspLcdHandle)))return ret;
return cmdbuf[1];
}
Result GSPLCD_PowerOnBacklight(GSPLCD_Screens screen)
{
u32 *cmdbuf = getThreadCommandBuffer();
cmdbuf[0] = 0x00110040;
cmdbuf[1] = screen;
Result ret=0;
if ((ret = svcSendSyncRequest(gspLcdHandle)))return ret;
return cmdbuf[1];
}