Add volume slider override

arm9/source/config.c

@@ -567,6 +567,11 @@ static int configIniHandler(void* user, const char* section, const char* name, c
             } else {
                 CHECK_PARSE_OPTION(-1);
             }
+        } else if (strcmp(name, "volume_slider_override") == 0) {
+            s64 opt;
+            CHECK_PARSE_OPTION(parseDecIntOption(&opt, value, -1, 100));
+            cfg->volumeSliderOverride = (s8)opt;
+            return 1;
         } else {
             CHECK_PARSE_OPTION(-1);
         }
@@ -671,6 +676,7 @@ static size_t saveLumaIniConfigToStr(char *out)
         cfg->autobootTwlTitleId, (int)cfg->autobootCtrAppmemtype,
 
         forceAudioOutputStr,
+        cfg->volumeSliderOverride,
 
         (int)CONFIG(PATCHUNITINFO), (int)CONFIG(DISABLEARM11EXCHANDLERS),
         (int)CONFIG(ENABLESAFEFIRMROSALINA)
@@ -775,6 +781,7 @@ bool readConfig(void)
         configData.formatVersionMinor = CONFIG_VERSIONMINOR;
         configData.config |= 1u << PATCHVERSTRING;
         configData.splashDurationMsec = 3000;
+        configData.volumeSliderOverride = -1;
         configData.hbldr3dsxTitleId = HBLDR_DEFAULT_3DSX_TID;
         configData.rosalinaMenuCombo = 1u << 9 | 1u << 7 | 1u << 2; // L+Start+Select
         configData.topScreenFilter.cct = 6500; // default temp, no-op

arm9/source/patches.c

@@ -132,6 +132,7 @@ u32 installK11Extension(u8 *pos, u32 size, bool needToInitSd, u32 baseK11VA, u32
             u16 configFormatVersionMajor, configFormatVersionMinor;
             u32 config, multiConfig, bootConfig;
             u32 splashDurationMsec;
+            s8 volumeSliderOverride;
             u64 hbldr3dsxTitleId;
             u32 rosalinaMenuCombo;
             u32 pluginLoaderFlags;
@@ -215,6 +216,7 @@ u32 installK11Extension(u8 *pos, u32 size, bool needToInitSd, u32 baseK11VA, u32
     info->multiConfig = configData.multiConfig;
     info->bootConfig = configData.bootConfig;
     info->splashDurationMsec = configData.splashDurationMsec;
+    info->volumeSliderOverride = configData.volumeSliderOverride;
     info->hbldr3dsxTitleId = configData.hbldr3dsxTitleId;
     info->rosalinaMenuCombo = configData.rosalinaMenuCombo;
     info->pluginLoaderFlags = configData.pluginLoaderFlags;

arm9/source/types.h

@@ -74,6 +74,7 @@ typedef struct CfgData {
 
     u32 config, multiConfig, bootConfig;
     u32 splashDurationMsec;
+    s8 volumeSliderOverride;
 
     u64 hbldr3dsxTitleId;
     u32 rosalinaMenuCombo;

k11_extension/include/globals.h

@@ -150,6 +150,7 @@ typedef struct CfwInfo
     u16 configFormatVersionMajor, configFormatVersionMinor;
     u32 config, multiConfig, bootConfig;
     u32 splashDurationMsec;
+    s8 volumeSliderOverride;
     u64 hbldr3dsxTitleId;
     u32 rosalinaMenuCombo;
     u32 pluginLoaderFlags;

k11_extension/source/svc/GetSystemInfo.c

@@ -69,6 +69,9 @@ Result GetSystemInfoHook(s64 *out, s32 type, s32 param)
                 case 6:
                     *out = cfwInfo.splashDurationMsec;
                     break;
+                case 7:
+                    *out = (s64)cfwInfo.volumeSliderOverride;
+                    break;
                 case 0x10:
                     *out = (s64)cfwInfo.autobootTwlTitleId;
                     break;

sysmodules/rosalina/include/menus/sysconfig.h

@@ -31,6 +31,7 @@
 
 extern Menu sysconfigMenu;
 extern bool isConnectionForced;
+extern s8 currVolumeSliderOverride;
 
 void SysConfigMenu_UpdateStatus(bool control);
 
@@ -40,3 +41,5 @@ void SysConfigMenu_TogglePowerButton(void);
 void SysConfigMenu_ControlWifi(void);
 void SysConfigMenu_DisableForcedWifiConnection(void);
 void SysConfigMenu_ToggleCardIfPower(void);
+void SysConfigMenu_LoadConfig(void);
+void SysConfigMenu_AdjustVolume(void);

sysmodules/rosalina/source/luma_config.c

@@ -32,6 +32,7 @@
 #include "config_template_ini.h"
 #include "ifile.h"
 #include "menus/miscellaneous.h"
+#include "menus/sysconfig.h"
 #include "plugin/plgloader.h"
 
 typedef struct CfgData {
@@ -39,6 +40,7 @@ typedef struct CfgData {
 
     u32 config, multiConfig, bootConfig;
     u32 splashDurationMsec;
+    s8 volumeSliderOverride;
 
     u64 hbldr3dsxTitleId;
     u32 rosalinaMenuCombo;
@@ -187,6 +189,7 @@ static size_t LumaConfig_SaveLumaIniConfigToStr(char *out, const CfgData *cfg)
         cfg->autobootTwlTitleId, (int)cfg->autobootCtrAppmemtype,
 
         forceAudioOutputStr,
+        cfg->volumeSliderOverride,
 
         (int)CONFIG(PATCHUNITINFO), (int)CONFIG(DISABLEARM11EXCHANDLERS),
         (int)CONFIG(ENABLESAFEFIRMROSALINA)
@@ -245,6 +248,7 @@ Result LumaConfig_SaveSettings(void)
     configData.multiConfig = multiConfig;
     configData.bootConfig = bootConfig;
     configData.splashDurationMsec = splashDurationMsec;
+    configData.volumeSliderOverride = currVolumeSliderOverride;
     configData.hbldr3dsxTitleId = Luma_SharedConfig->selected_hbldr_3dsx_tid;
     configData.rosalinaMenuCombo = menuCombo;
     configData.pluginLoaderFlags = PluginLoader__IsEnabled();

sysmodules/rosalina/source/main.c

@@ -262,6 +262,7 @@ int main(void)
     Draw_Init();
     Cheat_SeedRng(svcGetSystemTick());
     ScreenFiltersMenu_LoadConfig();
+    SysConfigMenu_LoadConfig();
 
     MyThread *menuThread = menuCreateThread();
     MyThread *taskRunnerThread = taskRunnerCreateThread();

sysmodules/rosalina/source/menus/sysconfig.c

@@ -25,6 +25,7 @@
 */
 
 #include <3ds.h>
+#include "luma_config.h"
 #include "menus/sysconfig.h"
 #include "memory.h"
 #include "draw.h"
@@ -35,6 +36,7 @@
 Menu sysconfigMenu = {
     "System configuration menu",
     {
+        { "Control volume", METHOD, .method=&SysConfigMenu_AdjustVolume},
         { "Control Wireless connection", METHOD, .method = &SysConfigMenu_ControlWifi },
         { "Toggle LEDs", METHOD, .method = &SysConfigMenu_ToggleLEDs },
         { "Toggle Wireless", METHOD, .method = &SysConfigMenu_ToggleWireless },
@@ -45,6 +47,7 @@ Menu sysconfigMenu = {
 };
 
 bool isConnectionForced = false;
+s8 currVolumeSliderOverride = -1;
 
 void SysConfigMenu_ToggleLEDs(void)
 {
@@ -380,3 +383,107 @@ void SysConfigMenu_ToggleCardIfPower(void)
     }
     while(!menuShouldExit);
 }
+
+static Result SysConfigMenu_ApplyVolumeOverride(void)
+{
+    // Thanks profi200!
+    u8 tmp;
+    Result res = cdcChkInit();
+
+    if (R_SUCCEEDED(res)) res = CDCCHK_ReadRegisters2(0, 116, &tmp, 1); // CDC_REG_VOL_MICDET_PIN_SAR_ADC
+    if (currVolumeSliderOverride >= 0)
+        tmp &= ~0x80;
+    else
+        tmp |= 0x80;
+    if (R_SUCCEEDED(res)) res = CDCCHK_WriteRegisters2(0, 116, &tmp, 1);
+
+    if (currVolumeSliderOverride >= 0) {
+        s8 calculated = -128 + (((float)currVolumeSliderOverride/100.f) * 108);
+        if (calculated > -20)
+            return -1; // Just in case
+        s8 volumes[2] = {calculated, calculated}; // Volume in 0.5 dB steps. -128 (muted) to 48. Do not go above -20 (100%).
+        if (R_SUCCEEDED(res)) res = CDCCHK_WriteRegisters2(0, 65, volumes, 2); // CDC_REG_DAC_L_VOLUME_CTRL, CDC_REG_DAC_R_VOLUME_CTRL
+    }
+    
+    cdcChkExit();
+    return res;
+}
+
+void SysConfigMenu_LoadConfig(void)
+{
+    s64 out = -1;
+    svcGetSystemInfo(&out, 0x10000, 7);
+    currVolumeSliderOverride = (s8)out;
+    if (currVolumeSliderOverride >= 0)
+        SysConfigMenu_ApplyVolumeOverride();
+}
+
+void SysConfigMenu_AdjustVolume(void)
+{
+    Draw_Lock();
+    Draw_ClearFramebuffer();
+    Draw_FlushFramebuffer();
+    Draw_Unlock();
+
+    s8 tempVolumeOverride = currVolumeSliderOverride;
+    static s8 backupVolumeOverride = -1;
+    if (backupVolumeOverride == -1)
+        backupVolumeOverride = tempVolumeOverride >= 0 ? tempVolumeOverride : 85;
+
+    do
+    {
+        Draw_Lock();
+        Draw_DrawString(10, 10, COLOR_TITLE, "System configuration menu");
+        u32 posY = Draw_DrawString(10, 30, COLOR_WHITE, "Y: Toggle volume slider override.\nDPAD: Adjust the volume level.\nA: Apply\nB: Go back\n\n");
+        Draw_DrawString(10, posY, COLOR_WHITE, "Current status:");
+        posY = Draw_DrawString(100, posY, (tempVolumeOverride == -1) ? COLOR_RED : COLOR_GREEN, (tempVolumeOverride == -1) ? " DISABLED" : " ENABLED ");
+        if (tempVolumeOverride != -1) {
+            posY = Draw_DrawFormattedString(30, posY, COLOR_WHITE, "\nValue: [%d%%]", tempVolumeOverride);
+        } else {
+            posY = Draw_DrawString(30, posY, COLOR_WHITE, "\n                 ");
+        }
+
+        u32 pressed = waitInputWithTimeout(1000);
+
+        if(pressed & KEY_A)
+        {
+            currVolumeSliderOverride = tempVolumeOverride;
+            Result res = SysConfigMenu_ApplyVolumeOverride();
+            LumaConfig_SaveSettings();
+            if (R_SUCCEEDED(res))
+                Draw_DrawString(10, posY, COLOR_GREEN, "\nSuccess!");
+            else
+                Draw_DrawFormattedString(10, posY, COLOR_RED, "\nFailed: 0x%08lX", res);
+        }
+        else if(pressed & KEY_B)
+            return;
+        else if(pressed & KEY_Y)
+        {
+            Draw_DrawString(10, posY, COLOR_WHITE, "\n                 ");
+            if (tempVolumeOverride == -1) {
+                tempVolumeOverride = backupVolumeOverride;
+            } else {
+                backupVolumeOverride = tempVolumeOverride;
+                tempVolumeOverride = -1;
+            }
+        }
+        else if ((pressed & (KEY_DUP | KEY_DDOWN | KEY_DLEFT | KEY_DRIGHT)) && tempVolumeOverride != -1)
+        {
+            Draw_DrawString(10, posY, COLOR_WHITE, "\n                 ");
+            if (pressed & KEY_DUP)
+                tempVolumeOverride++;
+            else if (pressed & KEY_DDOWN)
+                tempVolumeOverride--;
+            else if (pressed & KEY_DRIGHT)
+                tempVolumeOverride+=10;
+            else if (pressed & KEY_DLEFT)
+                tempVolumeOverride-=10;
+            
+            if (tempVolumeOverride < 0)
+                tempVolumeOverride = 0;
+            if (tempVolumeOverride > 100)
+                tempVolumeOverride = 100;
+        }
+
+    } while(!menuShouldExit);
+}