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USIO: Save Game Settings - Full Implementation

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brian218 2022-09-28 08:37:37 +08:00 committed by Ivan
parent 102d30db2d
commit 926496b59d
2 changed files with 42 additions and 1 deletions
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40
rpcs3/Emu/Io/usio.cpp
View File

@ -7,13 +7,14 @@
#include "Input/pad_thread.h"
#include "Emu/System.h"
#include "Emu/IdManager.h"
#include "Emu/system_utils.hpp"
LOG_CHANNEL(usio_log);
struct usio_memory
{
std::vector<u8> backup_memory;
std::vector<u8> last_game_status = {0x4C, 0x41, 0x53, 0x54, 0x47, 0x41, 0x4D, 0x45, 0x53, 0x54, 0x41, 0x54, 0x55, 0x53, 0x20, 0x76, 0x65, 0x72, 0x2E, 0x33, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; // "LASTGAMESTATUS ver.3"
std::vector<u8> last_game_status;
usio_memory(const usio_memory&) = delete;
usio_memory& operator=(const usio_memory&) = delete;
@ -80,10 +81,12 @@ usb_device_usio::usb_device_usio(const std::array<u8, 7>& location)
g_fxo->get<usio_memory>().backup_memory.resize(0xB8);
g_fxo->get<usio_memory>().last_game_status.resize(0x28);
load_backup(rpcs3::utils::get_hdd1_dir() + "/caches/usiobackup.bin");
}
usb_device_usio::~usb_device_usio()
{
save_backup();
}
void usb_device_usio::control_transfer(u8 bmRequestType, u8 bRequest, u16 wValue, u16 wIndex, u16 wLength, u32 buf_size, u8* buf, UsbTransfer* transfer)
@ -102,6 +105,41 @@ void usb_device_usio::control_transfer(u8 bmRequestType, u8 bRequest, u16 wValue
extern bool is_input_allowed();
void usb_device_usio::load_backup(const std::string& path)
{
usio_backup_file.open(path, fs::create + fs::read + fs::write + fs::lock);
if (!usio_backup_file)
{
usio_log.error("Failed to load the USIO Backup file: %s", path);
return;
}
const u64 file_size = g_fxo->get<usio_memory>().backup_memory.size() + g_fxo->get<usio_memory>().last_game_status.size();
if (usio_backup_file.size() != file_size)
{
usio_log.notice("Invalid USIO Backup file detected. Treating it as an empty file: %s", path);
usio_backup_file.trunc(file_size);
return;
}
usio_backup_file.read(g_fxo->get<usio_memory>().backup_memory.data(), g_fxo->get<usio_memory>().backup_memory.size());
usio_backup_file.read(g_fxo->get<usio_memory>().last_game_status.data(), g_fxo->get<usio_memory>().last_game_status.size());
}
void usb_device_usio::save_backup()
{
if (!usio_backup_file)
{
return;
}
usio_backup_file.seek(0, fs::seek_set);
usio_backup_file.write(g_fxo->get<usio_memory>().backup_memory.data(), g_fxo->get<usio_memory>().backup_memory.size());
usio_backup_file.write(g_fxo->get<usio_memory>().last_game_status.data(), g_fxo->get<usio_memory>().last_game_status.size());
}
void usb_device_usio::translate_input()
{
std::lock_guard lock(pad::g_pad_mutex);

3
rpcs3/Emu/Io/usio.h
View File

@ -14,10 +14,13 @@ public:
void interrupt_transfer(u32 buf_size, u8* buf, u32 endpoint, UsbTransfer* transfer) override;
private:
void load_backup(const std::string& path);
void save_backup();
void translate_input();
void usio_write(u8 channel, u16 reg, const std::vector<u8>& data);
void usio_read(u8 channel, u16 reg, u16 size);
private:
fs::file usio_backup_file;
std::queue<std::vector<u8>> q_replies;
};