sysclk: remove old hocclk, bump version

Source/hoc-clk/common/src/apm_profile_table.c

@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) Souldbminer, Lightos_ and Horizon OC Contributors
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+ 
+/* --------------------------------------------------------------------------
+ * "THE BEER-WARE LICENSE" (Revision 42):
+ * <p-sam@d3vs.net>, <natinusala@gmail.com>, <m4x@m4xw.net>
+ * wrote this file. As long as you retain this notice you can do whatever you
+ * want with this stuff. If you meet any of us some day, and you think this
+ * stuff is worth it, you can buy us a beer in return.  - The sys-clk authors
+ * --------------------------------------------------------------------------
+ */
+
+
+#include <sysclk/apm.h>
+
+SysClkApmConfiguration sysclk_g_apm_configurations[] = {
+    {0x00010000, 1020000000, 384000000, 1600000000},
+    {0x00010001, 1020000000, 768000000, 1600000000},
+    {0x00010002, 1224000000, 691200000, 1600000000},
+    {0x00020000, 1020000000, 230400000, 1600000000},
+    {0x00020001, 1020000000, 307200000, 1600000000},
+    {0x00020002, 1224000000, 230400000, 1600000000},
+    {0x00020003, 1020000000, 307200000, 1331200000},
+    {0x00020004, 1020000000, 384000000, 1331200000},
+    {0x00020005, 1020000000, 307200000, 1065600000},
+    {0x00020006, 1020000000, 384000000, 1065600000},
+    {0x92220007, 1020000000, 460800000, 1600000000},
+    {0x92220008, 1020000000, 460800000, 1331200000},
+    {0x92220009, 1785000000,  76800000, 1600000000},
+    {0x9222000A, 1785000000,  76800000, 1331200000},
+    {0x9222000B, 1020000000,  76800000, 1600000000},
+    {0x9222000C, 1020000000,  76800000, 1331200000},
+    {0, 0, 0, 0},
+};
+

Source/hoc-clk/common/src/battery.cpp

@@ -0,0 +1,165 @@
+/*
+ * Copyright (c) Souldbminer, Lightos_ and Horizon OC Contributors
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <switch.h>
+#include <cstring>
+#include "battery.h"
+
+// Internal PSM service handle
+static Service g_psmService = {0};
+static bool g_batteryInfoInitialized = false;
+
+static const char* s_chargerTypeStrings[] = {
+    "None",
+    "Power Delivery",
+    "USB-C @ 1.5A",
+    "USB-C @ 3.0A",
+    "USB-DCP",
+    "USB-CDP",
+    "USB-SDP",
+    "Apple @ 0.5A",
+    "Apple @ 1.0A",
+    "Apple @ 2.0A",
+};
+
+static const char* s_powerRoleStrings[] = {
+    "Unknown",
+    "Sink",
+    "Source",
+};
+
+static const char* s_pdStateStrings[] = {
+    "Unknown",
+    "New PDO Received",
+    "No PD Source",
+    "RDO Accepted"
+};
+
+// Internal PSM command implementations
+static Result psmGetBatteryChargeInfoFields(BatteryChargeInfo *out) {
+    if (!g_batteryInfoInitialized)
+        return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
+
+    return serviceDispatchOut(&g_psmService, 17, *out);
+}
+
+static Result psmEnableBatteryCharging_internal(void) {
+    if (!g_batteryInfoInitialized)
+        return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
+
+    return serviceDispatch(&g_psmService, 2);
+}
+
+static Result psmDisableBatteryCharging_internal(void) {
+    if (!g_batteryInfoInitialized)
+        return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
+
+    return serviceDispatch(&g_psmService, 3);
+}
+
+static Result psmEnableFastBatteryCharging_internal(void) {
+    if (!g_batteryInfoInitialized)
+        return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
+
+    return serviceDispatch(&g_psmService, 10);
+}
+
+static Result psmDisableFastBatteryCharging_internal(void) {
+    if (!g_batteryInfoInitialized)
+        return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
+
+    return serviceDispatch(&g_psmService, 11);
+}
+
+Result batteryInfoInitialize(void) {
+    if (g_batteryInfoInitialized)
+        return 0;
+
+    Result rc = psmInitialize();
+    if (R_SUCCEEDED(rc)) {
+        memcpy(&g_psmService, psmGetServiceSession(), sizeof(Service));
+        g_batteryInfoInitialized = true;
+    }
+
+    return rc;
+}
+
+void batteryInfoExit(void) {
+    if (g_batteryInfoInitialized) {
+        psmExit();
+        memset(&g_psmService, 0, sizeof(Service));
+        g_batteryInfoInitialized = false;
+    }
+}
+
+Result batteryInfoGetChargeInfo(BatteryChargeInfo *out) {
+    if (!out)
+        return MAKERESULT(Module_Libnx, LibnxError_BadInput);
+
+    return psmGetBatteryChargeInfoFields(out);
+}
+
+Result batteryInfoGetChargePercentage(u32 *out) {
+    if (!g_batteryInfoInitialized)
+        return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
+
+    return psmGetBatteryChargePercentage(out);
+}
+
+Result batteryInfoIsEnoughPowerSupplied(bool *out) {
+    if (!g_batteryInfoInitialized)
+        return MAKERESULT(Module_Libnx, LibnxError_NotInitialized);
+
+    return psmIsEnoughPowerSupplied(out);
+}
+
+Result batteryInfoEnableCharging(void) {
+    return psmEnableBatteryCharging_internal();
+}
+
+Result batteryInfoDisableCharging(void) {
+    return psmDisableBatteryCharging_internal();
+}
+
+Result batteryInfoEnableFastCharging(void) {
+    return psmEnableFastBatteryCharging_internal();
+}
+
+Result batteryInfoDisableFastCharging(void) {
+    return psmDisableFastBatteryCharging_internal();
+}
+
+const char* batteryInfoGetChargerTypeString(BatteryChargerType type) {
+    if (type < 0 || type > ChargerType_Apple_2000mA)
+        return "Unknown";
+
+    return s_chargerTypeStrings[type];
+}
+
+const char* batteryInfoGetPowerRoleString(BatteryPowerRole role) {
+    if (role < PowerRole_Sink || role > PowerRole_Source)
+        return s_powerRoleStrings[0];
+
+    return s_powerRoleStrings[role];
+}
+
+const char* batteryInfoGetPDStateString(BatteryPDControllerState state) {
+    if (state < PDState_NewPDO || state > PDState_AcceptedRDO)
+        return s_pdStateStrings[0];
+
+    return s_pdStateStrings[state];
+}

Source/hoc-clk/common/src/client/ipc.c

@@ -0,0 +1,169 @@
+/*
+ * Copyright (c) Souldbminer, Lightos_ and Horizon OC Contributors
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+ 
+/* --------------------------------------------------------------------------
+ * "THE BEER-WARE LICENSE" (Revision 42):
+ * <p-sam@d3vs.net>, <natinusala@gmail.com>, <m4x@m4xw.net>
+ * wrote this file. As long as you retain this notice you can do whatever you
+ * want with this stuff. If you meet any of us some day, and you think this
+ * stuff is worth it, you can buy us a beer in return.  - The sys-clk authors
+ * --------------------------------------------------------------------------
+ */
+
+
+#define NX_SERVICE_ASSUME_NON_DOMAIN
+#include <switch.h>
+#include <string.h>
+#include <stdatomic.h>
+#include <sysclk/client/ipc.h>
+
+static Service g_sysclkSrv;
+static atomic_size_t g_refCnt;
+
+bool sysclkIpcRunning()
+{
+    Handle handle;
+    bool running = R_FAILED(smRegisterService(&handle, smEncodeName(SYSCLK_IPC_SERVICE_NAME), false, 1));
+
+    if (!running)
+    {
+        smUnregisterService(smEncodeName(SYSCLK_IPC_SERVICE_NAME));
+    }
+
+  return running;
+}
+
+Result sysclkIpcInitialize(void)
+{
+    Result rc = 0;
+
+    g_refCnt++;
+
+    if (serviceIsActive(&g_sysclkSrv))
+        return 0;
+
+    rc = smGetService(&g_sysclkSrv, SYSCLK_IPC_SERVICE_NAME);
+
+    if (R_FAILED(rc)) sysclkIpcExit();
+
+    return rc;
+}
+
+void sysclkIpcExit(void)
+{
+    if (--g_refCnt == 0)
+    {
+        serviceClose(&g_sysclkSrv);
+    }
+}
+
+Result sysclkIpcGetAPIVersion(u32* out_ver)
+{
+    return serviceDispatchOut(&g_sysclkSrv, SysClkIpcCmd_GetApiVersion, *out_ver);
+}
+
+Result sysclkIpcGetVersionString(char* out, size_t len)
+{
+    return serviceDispatch(&g_sysclkSrv, SysClkIpcCmd_GetVersionString,
+        .buffer_attrs = { SfBufferAttr_HipcAutoSelect | SfBufferAttr_Out },
+        .buffers = {{out, len}},
+    );
+}
+
+Result sysclkIpcGetCurrentContext(SysClkContext* out_context)
+{
+    return serviceDispatch(&g_sysclkSrv, SysClkIpcCmd_GetCurrentContext,
+        .buffer_attrs = { SfBufferAttr_HipcAutoSelect | SfBufferAttr_Out },
+        .buffers = {{out_context, sizeof(SysClkContext)}},
+    );
+}
+
+Result sysclkIpcGetProfileCount(u64 tid, u8* out_count)
+{
+    return serviceDispatchInOut(&g_sysclkSrv, SysClkIpcCmd_GetProfileCount, tid, *out_count);
+}
+
+Result sysclkIpcSetEnabled(bool enabled)
+{
+    u8 enabledRaw = (u8)enabled;
+    return serviceDispatchIn(&g_sysclkSrv, SysClkIpcCmd_SetEnabled, enabledRaw);
+}
+
+Result sysclkIpcSetOverride(SysClkModule module, u32 hz)
+{
+    SysClkIpc_SetOverride_Args args = {
+        .module = module,
+        .hz = hz
+    };
+    return serviceDispatchIn(&g_sysclkSrv, SysClkIpcCmd_SetOverride, args);
+}
+
+Result sysclkIpcGetProfiles(u64 tid, SysClkTitleProfileList* out_profiles)
+{
+    return serviceDispatchIn(&g_sysclkSrv, SysClkIpcCmd_GetProfiles, tid,
+        .buffer_attrs = { SfBufferAttr_HipcAutoSelect | SfBufferAttr_Out },
+        .buffers = {{out_profiles, sizeof(SysClkTitleProfileList)}},
+    );
+}
+
+Result sysclkIpcSetProfiles(u64 tid, SysClkTitleProfileList* profiles)
+{
+    SysClkIpc_SetProfiles_Args args;
+    args.tid = tid;
+    memcpy(&args.profiles, profiles, sizeof(SysClkTitleProfileList));
+    return serviceDispatchIn(&g_sysclkSrv, SysClkIpcCmd_SetProfiles, args);
+}
+
+Result sysclkIpcGetConfigValues(SysClkConfigValueList* out_configValues)
+{
+    return serviceDispatch(&g_sysclkSrv, SysClkIpcCmd_GetConfigValues,
+        .buffer_attrs = { SfBufferAttr_HipcAutoSelect | SfBufferAttr_Out },
+        .buffers = {{out_configValues, sizeof(SysClkConfigValueList)}},
+    );
+}
+
+Result sysclkIpcSetConfigValues(SysClkConfigValueList* configValues)
+{
+    return serviceDispatch(&g_sysclkSrv, SysClkIpcCmd_SetConfigValues,
+        .buffer_attrs = { SfBufferAttr_HipcAutoSelect | SfBufferAttr_In },
+        .buffers = {{configValues, sizeof(SysClkConfigValueList)}},
+    );
+}
+
+Result sysclkIpcGetFreqList(SysClkModule module, u32* list, u32 maxCount, u32* outCount)
+{
+    SysClkIpc_GetFreqList_Args args = {
+        .module = module,
+        .maxCount = maxCount
+    };
+    return serviceDispatchInOut(&g_sysclkSrv, SysClkIpcCmd_GetFreqList, args, *outCount,
+        .buffer_attrs = { SfBufferAttr_HipcAutoSelect | SfBufferAttr_Out },
+        .buffers = {{list, maxCount * sizeof(u32)}},
+    );
+}
+
+Result hocClkIpcSetKipData()
+{
+    u32 temp = 0;
+    return serviceDispatchIn(&g_sysclkSrv, HocClkIpcCmd_SetKipData, temp);
+}
+
+Result hocClkIpcGetKipData()
+{
+    u32 temp = 0;
+    return serviceDispatchIn(&g_sysclkSrv, HocClkIpcCmd_GetKipData, temp);
+}

Source/hoc-clk/common/src/crc32.cpp

@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) Souldbminer, Lightos_ and Horizon OC Contributors
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+
+#include <crc32.h>
+
+namespace crc32 {
+    uint32_t crc32(const uint8_t *data, size_t length) {
+        uint32_t crc = 0xFFFFFFFF;
+        
+        for (size_t i = 0; i < length; i++) {
+            crc ^= data[i];
+            for (int j = 0; j < 8; j++) {
+                crc = (crc >> 1) ^ (0xEDB88320 & -(crc & 1));
+            }
+        }
+        return ~crc;
+    }
+
+    uint32_t checksum_file(const char *filename) {
+        FILE *file = fopen(filename, "rb");
+        if (!file) {
+            perror("[crc32] Error opening file");
+            return 0;
+        }
+        
+        uint8_t buffer[1024];
+        uint32_t crc = 0xFFFFFFFF;
+        size_t bytes_read;
+        
+        while ((bytes_read = fread(buffer, 1, sizeof(buffer), file)) > 0) {
+            for (size_t i = 0; i < bytes_read; i++) {
+                crc ^= buffer[i];
+                for (int j = 0; j < 8; j++) {
+                    crc = (crc >> 1) ^ (0xEDB88320 & -(crc & 1));
+                }
+            }
+        }
+        
+        fclose(file);
+        return ~crc;
+    }
+}

Source/hoc-clk/common/src/i2c.cpp

@@ -0,0 +1,202 @@
+/*
+ * Copyright (c) KazushiMe
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+#include "i2c.h"
+
+Result I2cSet_U8(I2cDevice dev, u8 reg, u8 val) {
+    // ams::fatal::srv::StopSoundTask::StopSound()
+    // I2C Bus Communication Reference: https://www.ti.com/lit/an/slva704/slva704.pdf
+    struct {
+        u8 reg;
+        u8 val;
+    } __attribute__((packed)) cmd;
+
+    I2cSession _session;
+    Result res = i2cOpenSession(&_session, dev);
+    if (res)
+        return res;
+
+    cmd.reg = reg;
+    cmd.val = val;
+    res = i2csessionSendAuto(&_session, &cmd, sizeof(cmd), I2cTransactionOption_All);
+    i2csessionClose(&_session);
+    return res;
+}
+
+Result I2cRead_OutU8(I2cDevice dev, u8 reg, u8 *out) {
+    struct { u8 reg; } __attribute__((packed)) cmd;
+    struct { u8 val; } __attribute__((packed)) rec;
+
+    I2cSession _session;
+    Result res = i2cOpenSession(&_session, dev);
+    if (res)
+        return res;
+
+    cmd.reg = reg;
+    res = i2csessionSendAuto(&_session, &cmd, sizeof(cmd), I2cTransactionOption_All);
+    if (res) {
+        i2csessionClose(&_session);
+        return res;
+    }
+
+    res = i2csessionReceiveAuto(&_session, &rec, sizeof(rec), I2cTransactionOption_All);
+    i2csessionClose(&_session);
+    if (res) {
+        return res;
+    }
+
+    *out = rec.val;
+    return 0;
+}
+
+Result I2cRead_OutU16(I2cDevice dev, u8 reg, u16 *out) {
+    struct { u8 reg;  } __attribute__((packed)) cmd;
+    struct { u16 val; } __attribute__((packed)) rec;
+
+    I2cSession _session;
+    Result res = i2cOpenSession(&_session, dev);
+    if (res)
+        return res;
+
+    cmd.reg = reg;
+    res = i2csessionSendAuto(&_session, &cmd, sizeof(cmd), I2cTransactionOption_All);
+    if (res) {
+        i2csessionClose(&_session);
+        return res;
+    }
+
+    res = i2csessionReceiveAuto(&_session, &rec, sizeof(rec), I2cTransactionOption_All);
+    i2csessionClose(&_session);
+    if (res) {
+        return res;
+    }
+
+    *out = rec.val;
+    return 0;
+}
+
+float I2c_Max17050_GetBatteryCurrent() {
+    u16 val;
+    Result res = I2cRead_OutU16(I2cDevice_Max17050, MAX17050_CURRENT_REG, &val);
+    if (res)
+        return 0.f;
+
+    const float SenseResistor   = 5.; // in uOhm
+    const float CGain           = 1.99993;
+    return (s16)val * (1.5625 / (SenseResistor * CGain));
+}
+
+u32 I2c_BuckConverter_MultiplierToMvOut(const I2c_BuckConverter_Domain* domain, u8 multiplier) {
+    return (domain->uv_min + domain->uv_step * multiplier) / 1000;
+}
+
+u8 I2c_BuckConverter_MvOutToMultiplier(const I2c_BuckConverter_Domain* domain, u32 mvolt) {
+    u32 uvolt = mvolt * 1000;
+    if (uvolt < domain->uv_min)
+        uvolt = domain->uv_min;
+    if (uvolt > domain->uv_max)
+        uvolt = domain->uv_max;
+
+    return (uvolt - domain->uv_min) / domain->uv_step;
+}
+
+u32 I2c_BuckConverter_GetMvOut(const I2c_BuckConverter_Domain* domain) {
+    u8 val;
+    // Retry 5 times if received POR value
+    for (int i = 0; i < 5; i++) {
+        if (R_FAILED(I2cRead_OutU8(domain->device, domain->reg, &val)))
+            return 0u;
+
+        // Wait 1us
+        svcSleepThread(1E3);
+
+        if (!domain->por_val || val != domain->por_val)
+            break;
+    }
+    return I2c_BuckConverter_MultiplierToMvOut(domain, val & domain->volt_mask);
+}
+
+Result I2c_BuckConverter_SetMvOut(const I2c_BuckConverter_Domain* domain, u32 mvolt) {
+    u8 val;
+    Result res = I2cRead_OutU8(domain->device, domain->reg, &val);
+    if (R_FAILED(res))
+        return res;
+
+    u8 multiplier = I2c_BuckConverter_MvOutToMultiplier(domain, mvolt);
+    val &= ~domain->volt_mask;
+    val |= multiplier & domain->volt_mask;
+
+    res = I2cSet_U8(domain->device, domain->reg, val);
+    if (R_FAILED(res))
+        return res;
+
+    // 5ms Ramp delay
+    svcSleepThread(5E6);
+    u8 new_val;
+    res = I2cRead_OutU8(domain->device, domain->reg, &new_val);
+    if (R_FAILED(res))
+        return res;
+    if (new_val != val)
+        return -1;
+
+    return 0;
+}
+
+u8 I2c_Bq24193_Convert_mA_Raw(u32 ma) {
+    // Adjustment is required
+    u8 raw = 0;
+
+    if (ma > MA_RANGE_MAX) // capping
+        ma = MA_RANGE_MAX;
+
+    bool pct20 = ma <= (MA_RANGE_MIN - 64);
+    if (pct20) {
+        ma = ma * 5;
+        raw |= 0x1;
+    }
+
+    ma -= ma % 100; // round to 100
+    ma -= (MA_RANGE_MIN - 64); // ceiling
+    raw |= (ma >> 6) << 2;
+
+    return raw;
+};
+
+u32 I2c_Bq24193_Convert_Raw_mA(u8 raw) {
+    // No adjustment is allowed
+    u32 ma = (((raw >> 2)) << 6) + MA_RANGE_MIN;
+
+    bool pct20 = raw & 1;
+    if (pct20)
+        ma = ma * 20 / 100;
+
+    return ma;
+};
+
+Result I2c_Bq24193_GetFastChargeCurrentLimit(u32 *ma) {
+    u8 raw;
+    Result res = I2cRead_OutU8(I2cDevice_Bq24193, BQ24193_CHARGE_CURRENT_CONTROL_REG, &raw);
+    if (res)
+        return res;
+
+    *ma = I2c_Bq24193_Convert_Raw_mA(raw);
+    return 0;
+}
+
+Result I2c_Bq24193_SetFastChargeCurrentLimit(u32 ma) {
+    u8 raw = I2c_Bq24193_Convert_mA_Raw(ma);
+    return I2cSet_U8(I2cDevice_Bq24193, BQ24193_CHARGE_CURRENT_CONTROL_REG, raw);
+}

Source/hoc-clk/common/src/memmem.c

@@ -0,0 +1,83 @@
+/*
+    MIT License
+
+    Copyright (c) 2024 Roy Merkel
+
+    Permission is hereby granted, free of charge, to any person obtaining a copy
+    of this software and associated documentation files (the "Software"), to deal
+    in the Software without restriction, including without limitation the rights
+    to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+    copies of the Software, and to permit persons to whom the Software is
+    furnished to do so, subject to the following conditions:
+
+    The above copyright notice and this permission notice shall be included in all
+    copies or substantial portions of the Software.
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+    SOFTWARE.
+*/
+
+#include "memmem.h"
+
+void *memmem_impl(const void *haystack, size_t haystacklen, const void *needle, size_t needlelen)
+{
+	const unsigned char *cmpp;
+	const unsigned char *p;
+	const unsigned char *endp;
+	const unsigned char *q;
+	const unsigned char *endq;
+	unsigned char found;
+
+	if(haystack == NULL)
+	{
+		return NULL;
+	}
+	if(needle == NULL)
+	{
+		return (void*)haystack;
+	}
+	if(haystacklen == 0)
+	{
+		return NULL;
+	}
+	if(needlelen == 0)
+	{
+		return (void*)haystack;
+	}
+
+	if(needlelen > haystacklen)
+	{
+		return NULL;
+	}
+
+	endp = haystack + haystacklen - needlelen;
+	endq = needle + needlelen;
+	for(p = haystack; p <= endp; p++)
+	{
+		found = 1;
+		cmpp = p;
+		for(q = needle; q < endq; q++)
+		{
+			if(*cmpp != *q)
+			{
+				found = 0;
+				break;
+			}
+			else
+			{
+				cmpp++;
+			}
+		}
+		if(found)
+		{
+			return (void*)p;
+		}
+	}
+
+  return NULL;
+}

Source/hoc-clk/common/src/notification.cpp

@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) ppkantorski (bord2death)
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+
+
+#include "notification.h"
+
+namespace notification {
+    void writeNotification(const std::string& message) {
+        static const char* flagPath = "sdmc:/config/ultrahand/flags/NOTIFICATIONS.flag";
+
+        FILE* flagFile = fopen(flagPath, "r");
+        if (!flagFile) {
+            return;
+        }
+        fclose(flagFile);
+
+        std::string filename = "Horizon OC -" + std::to_string(std::time(nullptr)) + ".notify";
+        std::string fullPath = "sdmc:/config/ultrahand/notifications/" + filename;
+
+        FILE* file = fopen(fullPath.c_str(), "w");
+        if (file) {
+            fprintf(file, "{\n");
+            fprintf(file, "  \"text\": \"%s\",\n", message.c_str());
+            fprintf(file, "  \"fontSize\": 28\n");
+            fprintf(file, "}\n");
+            fclose(file);
+        }
+    }
+}

Source/hoc-clk/common/src/psm_ext.c

@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) KazushiMe
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+ 
+#include <sysclk/psm_ext.h>
+
+const char* PsmPowerRoleToStr(PsmPowerRole role) {
+    switch (role) {
+        case PsmPowerRole_Sink:     return "Sink";
+        case PsmPowerRole_Source:   return "Source";
+        default:                    return "Unknown";
+    }
+}
+
+const char* PsmInfoChargerTypeToStr(PsmInfoChargerType type) {
+    switch (type) {
+        case PsmInfoChargerType_None:           return "None";
+        case PsmInfoChargerType_PD:             return "USB-C PD";
+        case PsmInfoChargerType_TypeC_1500mA:
+        case PsmInfoChargerType_TypeC_3000mA:   return "USB-C";
+        case PsmInfoChargerType_DCP:            return "USB DCP";
+        case PsmInfoChargerType_CDP:            return "USB CDP";
+        case PsmInfoChargerType_SDP:            return "USB SDP";
+        case PsmInfoChargerType_Apple_500mA:
+        case PsmInfoChargerType_Apple_1000mA:
+        case PsmInfoChargerType_Apple_2000mA:   return "Apple";
+        default:                                return "Unknown";
+    }
+}
+
+bool PsmIsChargerConnected(const PsmChargeInfo* info) {
+    return info->ChargerType != PsmInfoChargerType_None;
+}
+
+bool PsmIsCharging(const PsmChargeInfo* info) {
+    return PsmIsChargerConnected(info) && ((info->unk_x14 >> 8) & 1);
+}
+
+PsmBatteryState PsmGetBatteryState(const PsmChargeInfo* info) {
+    if (!PsmIsChargerConnected(info))
+        return PsmBatteryState_Discharging;
+    if (!PsmIsCharging(info))
+        return PsmBatteryState_ChargingPaused;
+    return PsmBatteryState_FastCharging;
+}
+
+const char* PsmGetBatteryStateIcon(const PsmChargeInfo* info) {
+    switch (PsmGetBatteryState(info)) {
+        case PsmBatteryState_Discharging:   return "\u25c0"; // ◀
+        case PsmBatteryState_ChargingPaused:return "| |";
+        case PsmBatteryState_FastCharging:  return "\u25b6"; // ▶
+        default:                            return "?";
+    }
+}

Source/hoc-clk/common/src/pwm.c

@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) MasaGratoR
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+
+#define NX_SERVICE_ASSUME_NON_DOMAIN
+#include <switch.h>
+#include "service_guard.h"
+#include "pwm.h"
+
+static Service g_pwmSrv;
+
+NX_GENERATE_SERVICE_GUARD(pwm);
+
+Result _pwmInitialize(void) {
+    return smGetService(&g_pwmSrv, "pwm");
+}
+
+void _pwmCleanup(void) {
+    serviceClose(&g_pwmSrv);
+}
+
+Service* pwmGetServiceSession(void) {
+    return &g_pwmSrv;
+}
+
+Result pwmOpenSession2(PwmChannelSession *out, u32 device_code) {
+    return serviceDispatchIn(&g_pwmSrv, 2, device_code,
+        .out_num_objects = 1,
+        .out_objects = &out->s,
+    );
+}
+
+Result pwmChannelSessionGetDutyCycle(PwmChannelSession *c, double* out) {
+    return serviceDispatchOut(&c->s, 7, *out);
+}
+
+void pwmChannelSessionClose(PwmChannelSession *controller) {
+    serviceClose(&controller->s);
+}

Source/hoc-clk/common/src/rgltr_services.cpp

@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) ppkantorski (bord2death)
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+
+#include <switch.h>
+#include "rgltr.h"
+#include "rgltr_services.h"  // for extern Service g_rgltrSrv, etc.
+
+// Global service handle
+Service g_rgltrSrv;
+
+Result rgltrInitialize(void) {
+    if (hosversionBefore(8, 0, 0)) {
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+    }
+    return smGetService(&g_rgltrSrv, "rgltr");
+}
+
+void rgltrExit(void) {
+    serviceClose(&g_rgltrSrv);
+}
+
+Result rgltrOpenSession(RgltrSession* session_out, PowerDomainId module_id) {
+    const u32 in = (u32)module_id;
+    return serviceDispatchIn(
+        &g_rgltrSrv,
+        0,
+        in,
+        .out_num_objects = 1,
+        .out_objects     = &session_out->s
+    );
+}
+
+Result rgltrGetVoltage(RgltrSession* session, u32* out_volt) {
+    u32 temp = 0;
+    Result rc = serviceDispatchOut(&session->s, 4, temp);
+    if (R_SUCCEEDED(rc)) {
+        *out_volt = temp;
+    }
+    return rc;
+}
+
+Result rgltrRequestVoltage(RgltrSession* session, u32 microvolt) {
+    return serviceDispatchIn(&session->s, 5, microvolt);
+}
+
+Result rgltrCancelVoltageRequest(RgltrSession* session) {
+    return serviceDispatch(&session->s, 6);
+}
+
+void rgltrCloseSession(RgltrSession* session) {
+    serviceClose(&session->s);
+}