tyrav2 init

engine/src/irx/bdm.irx-em

@@ -0,0 +1,2 @@
+$PS2SDK/iop/irx/bdm.irx
+bdm_irx

engine/src/irx/bdmfs_fatfs.irx-em

@@ -0,0 +1,2 @@
+$PS2SDK/iop/irx/bdmfs_fatfs.irx
+bdmfs_fatfs_irx

engine/src/irx/irx_loader.cpp

@@ -0,0 +1,156 @@
+/*
+# ______       ____   ___
+#   |     \/   ____| |___|
+#   |     |   |   \  |   |
+#-----------------------------------------------------------------------
+# Copyright 2020 - 2022, tyra - https://github.com/h4570/tyra
+# Licenced under Apache License 2.0
+# Wellington Carvalho <wellcoj@gmail.com>
+*/
+
+#include "irx/irx_loader.hpp"
+#include "debug/debug.hpp"
+#include <stdio.h>
+#include <sys/stat.h>
+#include <loadfile.h>
+#include <kernel.h>
+#include <sifrpc.h>
+#include <sbv_patches.h>
+
+// external IRX modules
+extern u8 bdm_irx[];
+extern int size_bdm_irx;
+
+extern u8 bdmfs_fatfs_irx[];
+extern int size_bdmfs_fatfs_irx;
+
+extern u8 usbd_irx[];
+extern int size_usbd_irx;
+
+extern u8 usbmass_bd_irx[];
+extern int size_usbmass_bd_irx;
+
+namespace Tyra {
+
+IrxLoader::IrxLoader() {
+  SifInitRpc(0);
+  this->applyRpcPatches();
+}
+
+IrxLoader::~IrxLoader() {}
+
+void IrxLoader::loadDefaultDrivers() {
+  this->loadAudio();
+  this->loadPad();
+}
+
+void IrxLoader::loadUSBDriver() { this->loadUsb(); }
+
+/**
+ * @brief Apply the SBV LMB patch to allow modules to be loaded from a buffer in
+ * EE RAM.
+ *
+ */
+int IrxLoader::applyRpcPatches() {
+  int ret;
+  TYRA_LOG("Applying SBV Patches");
+
+  ret = sbv_patch_enable_lmb();
+  TYRA_ASSERT(ret >= 0,
+              "Failed to load Applying SBV Patches sbv_patch_enable_lmb");
+
+  ret = sbv_patch_disable_prefix_check();
+  TYRA_ASSERT(
+      ret >= 0,
+      "Failed to load Applying SBV Patches sbv_patch_disable_prefix_check");
+
+  ret = sbv_patch_fileio();
+  TYRA_ASSERT(ret >= 0, "Failed to load Applying SBV Patches sbv_patch_fileio");
+
+  TYRA_LOG("SBV Patches applyed ");
+  return ret;
+}
+
+int IrxLoader::loadUsb() {
+  int ret;
+  TYRA_LOG("Loading USB modules");
+
+  // Load Block Device Manager (BDM)
+  SifExecModuleBuffer(&bdm_irx, size_bdm_irx, 0, NULL, &ret);
+  TYRA_ASSERT(ret >= 0, "Failed to load module: usbhdfsd");
+
+  // Load FATFS (mass:) driver
+  SifExecModuleBuffer(&bdmfs_fatfs_irx, size_bdmfs_fatfs_irx, 0, NULL, &ret);
+  TYRA_ASSERT(ret >= 0, "Failed to load module: usbd");
+
+  // Load USB Block Device drivers
+  SifExecModuleBuffer(&usbd_irx, size_usbd_irx, 0, NULL, &ret);
+  TYRA_ASSERT(ret >= 0, "Failed to load module: usbd");
+
+  SifExecModuleBuffer(&usbmass_bd_irx, size_usbmass_bd_irx, 0, NULL, &ret);
+  TYRA_ASSERT(ret >= 0, "Failed to load module: usbhdfsd");
+
+  this->waitUntilUsbDeviceIsReady();
+
+  TYRA_LOG("USB/MASS modules loaded!");
+
+  return ret;
+}
+
+int IrxLoader::loadAudio() {
+  int ret;
+
+  TYRA_LOG("Modules loading started (LIBSD, AUDSRV)");
+  ret = SifLoadModule("rom0:LIBSD", 0, NULL);
+  TYRA_ASSERT(ret != -203, "LIBSD loading failed!");
+
+  ret = SifLoadModule("host:audsrv.irx", 0, NULL);
+  TYRA_ASSERT(ret != -203, "audsrv.irx loading failed!");
+  TYRA_LOG("Audio modules loaded");
+
+  return ret;
+}
+
+int IrxLoader::loadPad() {
+  int ret;
+
+  TYRA_LOG("PAD Modules loading started (SIO2MAN, PADMAN)");
+
+  ret = SifLoadModule("rom0:SIO2MAN", 0, NULL);
+  TYRA_ASSERT(ret >= 0,
+              "SifLoadModule (SIO2MAN) failed! Returned value: ", ret);
+
+  ret = SifLoadModule("rom0:PADMAN", 0, NULL);
+  TYRA_ASSERT(ret >= 0, "SifLoadModule (PADMAN) failed! Returned value: ", ret);
+
+  TYRA_LOG("Pad modules loaded!");
+
+  return ret;
+}
+
+void IrxLoader::delay(int count) {
+  int i;
+  int ret;
+  for (i = 0; i < count; i++) {
+    ret = 0x01000000;
+    while (ret--) asm("nop\nnop\nnop\nnop");
+  }
+}
+
+void IrxLoader::waitUntilUsbDeviceIsReady() {
+  struct stat buffer;
+  int ret = -1;
+  int retries = 50;
+
+  delay(5);  // some delay is required by usb mass storage driver
+
+  while (ret != 0 && retries > 0) {
+    ret = stat("mass:/", &buffer);
+    /* Wait until the device is ready */
+    nopdelay();
+
+    retries--;
+  }
+}
+
+}  // namespace Tyra

engine/src/irx/usbd.irx-em

@@ -0,0 +1,2 @@
+$PS2SDK/iop/irx/usbd.irx
+usbd_irx

engine/src/irx/usbmass_bd.irx-em

@@ -0,0 +1,2 @@
+$PS2SDK/iop/irx/usbmass_bd.irx
+usbmass_bd_irx