- oc_loader: major refactoring

Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv.hpp

@@ -0,0 +1,130 @@
+/*
+ * Copyright (C) Switch-OC-Suite
+ *
+ * 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/>.
+ */
+
+#pragma once
+
+#include "../oc_suite_common.hpp"
+
+namespace ams::ldr::oc::pcv {
+
+typedef struct cvb_coefficients {
+    s32 c0 = 0;
+    s32 c1 = 0;
+    s32 c2 = 0;
+    s32 c3 = 0;
+    s32 c4 = 0;
+    s32 c5 = 0;
+} cvb_coefficients;
+
+typedef struct cpu_freq_cvb_table_t {
+    u64 freq;
+    cvb_coefficients cvb_dfll_param;
+    cvb_coefficients cvb_pll_param;
+} cpu_freq_cvb_table_t;
+static_assert(sizeof(cpu_freq_cvb_table_t) == 0x38);
+
+typedef struct gpu_cvb_pll_table_t {
+    u64 freq;
+    cvb_coefficients cvb_dfll_param;
+    cvb_coefficients cvb_pll_param;
+} gpu_cvb_pll_table_t;
+static_assert(sizeof(gpu_cvb_pll_table_t) == 0x38);
+
+typedef struct emc_dvb_dvfs_table_t {
+    u64 freq;
+    s32 volt[4] = {0};
+} emc_dvb_dvfs_table_t;
+
+typedef struct __attribute__((packed)) div_nmp {
+    u8 divn_shift;
+    u8 divn_width;
+    u8 divm_shift;
+    u8 divm_width;
+    u8 divp_shift;
+    u8 divp_width;
+    u8 override_divn_shift;
+    u8 override_divm_shift;
+    u8 override_divp_shift;
+} div_nmp;
+
+typedef struct __attribute__((packed)) clk_pll_param {
+    u32 freq;
+    u32 input_min;
+    u32 input_max;
+    u32 cf_min;
+    u32 cf_max;
+    u32 vco_min;
+    u32 vco_max;
+    s32 lock_delay;
+    u32 fixed_rate;
+    u32 unk_0;
+    struct div_nmp *div_nmp;
+    u32 unk_1[4];
+    void (*unk_fn)(u64* unk_struct); // set_defaults?
+} clk_pll_param;
+
+typedef struct __attribute__((packed)) dvfs_rail {
+    u32 id;
+    u32 unk_0[5];
+    u32 freq;
+    u32 unk_1[8];
+    u32 unk_flag;
+    u32 min_mv;
+    u32 step_mv;
+    u32 max_mv;
+    u32 unk_2[11];
+} dvfs_rail;
+
+constexpr u32 CpuClkOSLimit   = 1785'000;
+
+constexpr u32 MemClkOSLimit   = 1600'000;
+
+#define R_SKIP() R_SUCCEED()
+
+Result MemFreqPllmLimit(u32* ptr);
+
+template<typename Table>
+Result MemMtcTableClone(Table* des, Table* src) {
+    constexpr u32 mtc_magic = 0x5F43544D;
+    R_UNLESS(src->rev == mtc_magic, ldr::ResultInvalidMtcMagic());
+
+    // Skip params from dvfs_ver to clock_src;
+    for (size_t offset = offsetof(Table, clk_src_emc); offset < sizeof(Table); offset += sizeof(u32)) {
+        u32* src_ent = reinterpret_cast<u32 *>(reinterpret_cast<size_t>(src) + offset);
+        u32* des_ent = reinterpret_cast<u32 *>(reinterpret_cast<size_t>(des) + offset);
+        u32 src_val = *src_ent;
+
+        constexpr u32 placeholder_val = UINT32_MAX;
+        if (src_val != placeholder_val) {
+            PatchOffset(des_ent, src_val);
+        }
+    }
+
+    R_SUCCEED();
+};
+
+namespace erista {
+    void Patch(uintptr_t mapped_nso, size_t nso_size);
+}
+
+namespace mariko {
+    void Patch(uintptr_t mapped_nso, size_t nso_size);
+}
+
+void SafetyCheck();
+void Patch(uintptr_t mapped_nso, size_t nso_size);
+
+}