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Refactor DC register access

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This commit is contained in:
Maschell
2024-05-10 16:36:47 +02:00
parent 6db59dcc16
commit 4c1131b0bf
3 changed files with 61 additions and 56 deletions
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56
source/utils/config/ConfigUtils.cpp
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@@ -1,6 +1,7 @@
#include "ConfigUtils.h"
#include "../../globals.h"
#include "../DrawUtils.h"
#include "../dc.h"
#include "../logger.h"
#include "ConfigRenderer.h"
#include "config/WUPSConfigAPI.h"
@@ -236,41 +237,20 @@ void ConfigUtils::displayMenu() {
}
}
extern "C" uint32_t __OSPhysicalToEffectiveUncached(uint32_t);
static uint32_t __ReadReg32(uint32_t index) {
if (OSIsECOMode()) {
return 0;
}
auto regs = (uint32_t *) __OSPhysicalToEffectiveUncached(0xc200000);
return regs[index];
}
static void __WriteReg32(uint32_t index, uint32_t val) {
if (OSIsECOMode()) {
return;
}
auto regs = (uint32_t *) __OSPhysicalToEffectiveUncached(0xc200000);
regs[index] = val;
}
extern "C" void (*real_GX2SetTVBuffer)(void *buffer, uint32_t buffer_size, int32_t tv_render_mode, GX2SurfaceFormat format, GX2BufferingMode buffering_mode);
extern "C" void (*real_GX2SetDRCBuffer)(void *buffer, uint32_t buffer_size, uint32_t drc_mode, GX2SurfaceFormat surface_format, GX2BufferingMode buffering_mode);
void ConfigUtils::openConfigMenu() {
gOnlyAcceptFromThread = OSGetCurrentThread();
bool wasHomeButtonMenuEnabled = OSIsHomeButtonMenuEnabled();
// Save copy of DC reg values
auto tvRender1 = __ReadReg32(0x1841 + SCREEN_TV * 0x200);
auto tvRender2 = __ReadReg32(0x1840 + SCREEN_TV * 0x200);
auto tvPitch1 = __ReadReg32(0x1848 + SCREEN_TV * 0x200);
auto tvPitch2 = __ReadReg32(0x1866 + SCREEN_TV * 0x200);
auto drcRender1 = __ReadReg32(0x1841 + SCREEN_DRC * 0x200);
auto drcRender2 = __ReadReg32(0x1840 + SCREEN_DRC * 0x200);
auto drcPitch1 = __ReadReg32(0x1848 + SCREEN_DRC * 0x200);
auto drcPitch2 = __ReadReg32(0x1866 + SCREEN_DRC * 0x200);
auto tvRender1 = DCReadReg32(SCREEN_TV, D1GRPH_CONTROL_REG);
auto tvRender2 = DCReadReg32(SCREEN_TV, D1GRPH_ENABLE_REG);
auto tvPitch1 = DCReadReg32(SCREEN_TV, D1GRPH_PITCH_REG);
auto tvPitch2 = DCReadReg32(SCREEN_TV, D1OVL_PITCH_REG);
auto drcRender1 = DCReadReg32(SCREEN_DRC, D1GRPH_CONTROL_REG);
auto drcRender2 = DCReadReg32(SCREEN_DRC, D1GRPH_ENABLE_REG);
auto drcPitch1 = DCReadReg32(SCREEN_DRC, D1GRPH_PITCH_REG);
auto drcPitch2 = DCReadReg32(SCREEN_DRC, D1OVL_PITCH_REG);
OSScreenInit();
@@ -354,15 +334,15 @@ void ConfigUtils::openConfigMenu() {
error_exit:
// Restore DC reg values
__WriteReg32(0x1841 + SCREEN_TV * 0x200, tvRender1);
__WriteReg32(0x1840 + SCREEN_TV * 0x200, tvRender2);
__WriteReg32(0x1848 + SCREEN_TV * 0x200, tvPitch1);
__WriteReg32(0x1866 + SCREEN_TV * 0x200, tvPitch2);
DCWriteReg32(SCREEN_TV, D1GRPH_CONTROL_REG, tvRender1);
DCWriteReg32(SCREEN_TV, D1GRPH_ENABLE_REG, tvRender2);
DCWriteReg32(SCREEN_TV, D1GRPH_PITCH_REG, tvPitch1);
DCWriteReg32(SCREEN_TV, D1OVL_PITCH_REG, tvPitch2);
__WriteReg32(0x1841 + SCREEN_DRC * 0x200, drcRender1);
__WriteReg32(0x1840 + SCREEN_DRC * 0x200, drcRender2);
__WriteReg32(0x1848 + SCREEN_DRC * 0x200, drcPitch1);
__WriteReg32(0x1866 + SCREEN_DRC * 0x200, drcPitch2);
DCWriteReg32(SCREEN_DRC, D1GRPH_CONTROL_REG, drcRender1);
DCWriteReg32(SCREEN_DRC, D1GRPH_ENABLE_REG, drcRender2);
DCWriteReg32(SCREEN_DRC, D1GRPH_PITCH_REG, drcPitch1);
DCWriteReg32(SCREEN_DRC, D1OVL_PITCH_REG, drcPitch2);
if (!skipScreen0Free && screenbuffer0) {
MEMFreeToMappedMemory(screenbuffer0);