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Allow registering multiple patch sections (#57)

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Wiseguy 2024-07-28 21:19:46 -04:00 • committed by GitHub
parent c7ab41ec05
commit 47feaaaa0d
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GPG key ID: B5690EEEBB952194
2 changed files with 7 additions and 3 deletions
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2
librecomp/include/librecomp/overlays.hpp
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@ -20,7 +20,7 @@ namespace recomp {
void register_overlays(const overlay_section_table_data_t& sections, const overlays_by_index_t& overlays);
void register_patches(const char* patch_data, size_t patch_size, SectionTableEntry* code_sections);
void register_patches(const char* patch_data, size_t patch_size, SectionTableEntry* code_sections, size_t num_sections);
void read_patch_data(uint8_t* rdram, gpr patch_data_address);
void init_overlays();

8
librecomp/src/overlays.cpp
View file

@ -15,6 +15,7 @@ static recomp::overlays::overlay_section_table_data_t sections_info {};
static recomp::overlays::overlays_by_index_t overlays_info {};
static SectionTableEntry* patch_code_sections = nullptr;
size_t num_patch_code_sections = 0;
static std::vector<char> patch_data;
void recomp::overlays::register_overlays(const overlay_section_table_data_t& sections, const overlays_by_index_t& overlays) {
@ -22,8 +23,9 @@ void recomp::overlays::register_overlays(const overlay_section_table_data_t& sec
overlays_info = overlays;
}
void recomp::overlays::register_patches(const char* patch, std::size_t size, SectionTableEntry* sections) {
void recomp::overlays::register_patches(const char* patch, std::size_t size, SectionTableEntry* sections, size_t num_sections) {
patch_code_sections = sections;
num_patch_code_sections = num_sections;
patch_data.resize(size);
std::memcpy(patch_data.data(), patch, size);
@ -70,7 +72,9 @@ static void load_patch_functions() {
debug_printf("[Patch] No patch section was registered\n");
return;
}
load_special_overlay(patch_code_sections[0], patch_code_sections[0].ram_addr);
for (size_t i = 0; i < num_patch_code_sections; i++) {
load_special_overlay(patch_code_sections[i], patch_code_sections[i].ram_addr);
}
}
void recomp::overlays::read_patch_data(uint8_t* rdram, gpr patch_data_address) {