most of JHostIO / m_Do_hostIO done (#2288)

2026-08-06 17:32:23 -04:00 · 2025-01-19 21:05:53 -08:00
parent 7137f49bfc
commit e0824a1590
41 changed files with 3653 additions and 52 deletions
@@ -0,0 +1,132 @@
+#include "JSystem/JHostIO/JHIMccBuf.h"
+
+enum HIO2DeviceType {
+    DEVICE_INVALID = -1,
+};
+
+typedef BOOL (*HIO2EnumCallback)(HIO2DeviceType);
+typedef void (*HIO2DisconnectCallback)(s32);
+
+extern "C" BOOL HIO2Init();
+extern "C" BOOL HIO2EnumDevices(HIO2EnumCallback);
+extern "C" BOOL HIO2Close(s32);
+extern "C" s32 HIO2Open(HIO2DeviceType, int, HIO2DisconnectCallback);
+
+HIO2DeviceType gExiDevice = DEVICE_INVALID;
+u8 data_8074bd04 = 1;
+
+s32 ghHIO2;
+JHIMccContext tContext_old;
+JHIMccContext tContext_new;
+bool data_8074d138;
+u8 data_8074d139;
+
+BOOL JHIhio2CallbackEnum(HIO2DeviceType type) {
+    gExiDevice = type;
+    return 0;
+}
+
+void JHIhio2DisconnectCallback(s32) {
+    gExiDevice = DEVICE_INVALID;
+}
+
+u32 JHIInitInterface() {
+    if (data_8074bd04) {
+        if (!HIO2Init()) {
+            return 0;
+        }
+
+        if (!HIO2EnumDevices(JHIhio2CallbackEnum)) {
+            return 0;
+        }
+
+        data_8074bd04 = 0;
+    }
+
+    if (gExiDevice == DEVICE_INVALID) {
+        return 0;
+    }
+
+    if (data_8074d139 != 0) {
+        HIO2Close(ghHIO2);
+        data_8074d139 = 0;
+    }
+
+    if (data_8074d139 == 0) {
+        ghHIO2 = HIO2Open(gExiDevice, 0, JHIhio2DisconnectCallback);
+        if (ghHIO2 == -1) {
+            return 0;
+        }
+
+        data_8074d139 = 1;
+    }
+
+    return 1;
+}
+
+bool JHINegotiateInterface(u32) {
+    return 0;
+}
+
+JHIMccContext JHIGetHiSpeedContext() {
+    if (tContext_new.mp_reader == NULL) {
+        tContext_new.mp_reader = new JHIMccBufReader(1, 0x18, 0x6000);
+    }
+    
+    if (tContext_new.mp_writer == NULL) {
+        tContext_new.mp_writer = new JHIMccBufWriter(1, 0x18, 0x6000);
+    }
+
+    return tContext_new;
+}
+
+JHIMccContext JHIGetLowSpeedContext() {
+    if (tContext_old.mp_reader == NULL) {
+        tContext_old.mp_reader = new JHIMccBufReader(1, 2, 0);
+    }
+    
+    if (tContext_old.mp_writer == NULL) {
+        tContext_old.mp_writer = new JHIMccBufWriter(1, 2, 0);
+    }
+
+    return tContext_old;
+}
+
+BOOL JHIInitMCC(JHIMccContext* pCtx, bool* param_1) {
+    JHIGetHiSpeedContext();
+    JHIGetLowSpeedContext();
+
+    if (!JHIInitInterface()) {
+        *pCtx = tContext_old;
+        return FALSE;
+    }
+
+    data_8074d138 = JHINegotiateInterface(800);
+    if (data_8074d138) {
+        tContext_new.mp_reader->enablePort();
+        tContext_new.mp_writer->enablePort();
+        tContext_new.mp_reader->init();
+        tContext_new.mp_writer->init();
+    } else {
+        tContext_old.mp_reader->enablePort();
+        tContext_old.mp_writer->enablePort();
+        tContext_old.mp_reader->init();
+        tContext_old.mp_writer->init();
+    }
+
+    if (param_1 != NULL) {
+        *param_1 = data_8074d138;
+    }
+
+    if (data_8074d138) {
+        *pCtx = tContext_new;
+    } else {
+        *pCtx = tContext_old;
+    }
+
+    return TRUE;
+}
+
+s32 JHIGetHIO2Handle() {
+    return ghHIO2;
+}