Files
Horizon-OC/Source/Atmosphere/stratosphere/loader/source/oc/oc_test.cpp
2026-02-08 11:56:04 -05:00

215 lines
7.5 KiB
C++

/*
* Copyright (C) Switch-OC-Suite
*
* 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/>.
*/
#ifndef ATMOSPHERE_IS_STRATOSPHERE
#include "oc_test.hpp"
#include "oc_loader.hpp"
void* loadExec(const char* file_loc, size_t* out_size) {
FILE* fp = fopen(file_loc, "rb");
if (!fp) {
fprintf(stderr, "Cannot open file: \"%s\"\n", file_loc);
exit(-1);
}
if (fseek(fp, 0, SEEK_END) < 0) {
fprintf(stderr, "fseek error\n");
exit(-1);
}
long size = ftell(fp);
if (size == -1L) {
fprintf(stderr, "\"%s\" is a directory", file_loc);
exit(-1);
}
fseek(fp, 0, SEEK_SET);
void* buf = malloc(size);
fread(buf, size, 1, fp);
fclose(fp);
if (size < 8192) {
fprintf(stderr, "File is too small to process: \"%s\" (%ld B)\n", file_loc, size);
exit(-1);
}
*out_size = size;
return buf;
}
void saveExec(const char* file_loc, const void* buf, size_t size) {
FILE* fp = fopen(file_loc, "wb");
if (!fp) {
fprintf(stderr, "Cannot write to \"%s\"\n", file_loc);
exit(-1);
}
printf("Saving to \"%s\"...\n", file_loc);
fwrite(buf, size, 1, fp);
fclose(fp);
}
Result Test_PcvDvfsTable() {
using namespace ams::ldr::hoc::pcv;
assert(GetDvfsTableEntryCount((cvb_entry_t *)(&mariko::CpuCvbTableDefault)) == 18);
assert(GetDvfsTableEntryCount((cvb_entry_t *)(&erista::CpuCvbTableDefault)) == 16);
assert(GetDvfsTableEntryCount((cvb_entry_t *)(&mariko::GpuCvbTableDefault)) == 17);
assert(GetDvfsTableEntryCount((cvb_entry_t *)(&erista::GpuCvbTableDefault)) == 12);
cvb_entry_t last_mariko_cpu_cvb_entry_default = { 1963500, { 1675751, -38635, 27 }, { 1120000 } };
assert(memcmp(GetDvfsTableLastEntry((cvb_entry_t *)(&mariko::CpuCvbTableDefault)), (void *)&last_mariko_cpu_cvb_entry_default, sizeof(last_mariko_cpu_cvb_entry_default)) == 0);
assert(GetDvfsTableLastEntry((cvb_entry_t *)(&erista::GpuCvbTableDefault))->freq == 921600);
assert(GetDvfsTableEntryCount((cvb_entry_t *)(&ams::ldr::hoc::C.marikoCpuDvfsTableSLT)) == 25);
// Customized table default
assert(GetDvfsTableEntryCount((cvb_entry_t *)(&ams::ldr::hoc::C.eristaCpuDvfsTable)) == 19);
assert(GetDvfsTableEntryCount((cvb_entry_t *)(&ams::ldr::hoc::C.marikoCpuDvfsTable)) == 21);
assert(GetDvfsTableEntryCount((cvb_entry_t *)(&ams::ldr::hoc::C.marikoCpuDvfsTableSLT)) == 22);
assert(GetDvfsTableEntryCount((cvb_entry_t *)(&ams::ldr::hoc::C.eristaGpuDvfsTable)) == 12);
assert(GetDvfsTableEntryCount((cvb_entry_t *)(&ams::ldr::hoc::C.marikoGpuDvfsTable)) == 17);
assert(GetDvfsTableEntryCount((cvb_entry_t *)(&ams::ldr::hoc::C.marikoGpuDvfsTableSLT)) == 17);
assert(GetDvfsTableEntryCount((cvb_entry_t *)(&ams::ldr::hoc::C.marikoGpuDvfsTableHiOPT)) == 17);
constexpr size_t limit = ams::ldr::hoc::pcv::DvfsTableEntryLimit;
cvb_entry_t customized_table[limit] = {};
for (size_t i = 0; i < limit; i++) {
assert(GetDvfsTableEntryCount(customized_table) == i);
auto p = GetDvfsTableLastEntry(customized_table);
if (p)
assert(p->freq == i);
customized_table[i].freq = i + 1;
}
R_SUCCEED();
}
void unitTest() {
UnitTest test[] = {
{ "PCV DVFS Table", &Test_PcvDvfsTable }
};
for (auto &t : test) {
t.Test();
}
}
int main(int argc, char** argv) {
unitTest();
const char* pcv_opt = "pcv";
const char* ptm_opt = "ptm";
const char* save_opt = "-s";
const char* mariko_ext = ".mariko";
const char* erista_ext = ".erista";
enum EXE_OPTION {
EXE_PCV,
EXE_PTM,
UNKNOWN
};
EXE_OPTION exe_opt = UNKNOWN;
if (argc > 2) {
if (!strcmp(argv[1], pcv_opt))
exe_opt = EXE_PCV;
if (!strcmp(argv[1], ptm_opt))
exe_opt = EXE_PTM;
}
if ((argc != 3 && argc != 4) || exe_opt == UNKNOWN) {
fprintf(stderr, "Usage:\n"\
" %s %s | %s [%s] <exec_path>\n\n"\
" %s : Save patched executable with extension \"%s\" / \"%s\"\n"
, argv[0], pcv_opt, ptm_opt, save_opt
, save_opt, mariko_ext, erista_ext);
return -1;
}
bool save_patched = false;
char* exec_path = argv[2];
if (argc == 4 && !strcmp(argv[2], save_opt)) {
save_patched = true;
exec_path = argv[3];
}
size_t file_size;
void* file_buffer = loadExec(exec_path, &file_size);
size_t exec_path_len = strlen(reinterpret_cast<const char *>(exec_path));
size_t exec_path_patched_len = exec_path_len + std::max(strlen(mariko_ext), strlen(erista_ext)) + 1;
if (exe_opt == EXE_PCV) {
ams::ldr::hoc::pcv::SafetyCheck();
{
void* erista_buf = malloc(file_size);
std::memcpy(erista_buf, file_buffer, file_size);
printf("Patching %s for Erista...\n", pcv_opt);
ams::ldr::hoc::pcv::erista::Patch(reinterpret_cast<uintptr_t>(erista_buf), file_size);
if (save_patched) {
char* exec_path_erista = reinterpret_cast<char *>(malloc(exec_path_patched_len));
strncpy(exec_path_erista, exec_path, exec_path_patched_len);
strncat(exec_path_erista, erista_ext, exec_path_patched_len);
saveExec(exec_path_erista, erista_buf, file_size);
free(exec_path_erista);
}
free(erista_buf);
}
{
void* mariko_buf = malloc(file_size);
std::memcpy(mariko_buf, file_buffer, file_size);
printf("Patching %s for Mariko...\n", pcv_opt);
ams::ldr::hoc::pcv::mariko::Patch(reinterpret_cast<uintptr_t>(mariko_buf), file_size);
if (save_patched) {
char* exec_path_mariko = reinterpret_cast<char *>(malloc(exec_path_patched_len));
strncpy(exec_path_mariko, exec_path, exec_path_patched_len);
strncat(exec_path_mariko, mariko_ext, exec_path_patched_len);
saveExec(exec_path_mariko, mariko_buf, file_size);
free(exec_path_mariko);
}
free(mariko_buf);
}
}
if (exe_opt == EXE_PTM) {
void* mariko_buf = malloc(file_size);
std::memcpy(mariko_buf, file_buffer, file_size);
printf("Patching %s (Mariko Only)...\n", ptm_opt);
ams::ldr::hoc::ptm::Patch(reinterpret_cast<uintptr_t>(mariko_buf), file_size);
if (save_patched) {
char* exec_path_mariko = reinterpret_cast<char *>(malloc(exec_path_patched_len));
strncpy(exec_path_mariko, exec_path, exec_path_patched_len);
strncat(exec_path_mariko, mariko_ext, exec_path_patched_len);
saveExec(exec_path_mariko, mariko_buf, file_size);
free(exec_path_mariko);
}
free(mariko_buf);
}
free(file_buffer);
printf("Passed!\n\n");
return 0;
}
#endif