Merge branch 'main' into 26-02-27-allocator-isolation

2026-08-21 21:40:32 -04:00 · 2026-03-05 00:15:09 +01:00
parent 038ef4216f 3c6552dbd2
commit 3ffc3266d7
5530 changed files with 252979 additions and 26830 deletions
@@ -0,0 +1,141 @@
+#include "JSystem/JSystem.h" // IWYU pragma: keep
+
+#include "JSystem/JKernel/JKRAramPiece.h"
+#include "JSystem/JKernel/JKRAram.h"
+#include "JSystem/JKernel/JKRDecomp.h"
+#include "JSystem/JUtility/JUTException.h"
+#include <os.h>
+
+JKRAMCommand* JKRAramPiece::prepareCommand(int direction, uintptr_t src, uintptr_t dst, u32 length,
+                                           JKRAramBlock* block,
+                                           JKRAMCommand::AsyncCallback callback) {
+    JKRAMCommand* command = JKR_NEW_ARGS (JKRGetSystemHeap(), -4) JKRAMCommand();
+    command->mTransferDirection = direction;
+    command->mSrc = src;
+    command->mDst = dst;
+    command->mAramBlock = block;
+    command->mDataLength = length;
+    command->mCallback = callback;
+    return command;
+}
+
+void JKRAramPiece::sendCommand(JKRAMCommand* command) {
+    startDMA(command);
+}
+
+JSUList<JKRAMCommand> JKRAramPiece::sAramPieceCommandList;
+
+OSMutex JKRAramPiece::mMutex;
+
+JKRAMCommand* JKRAramPiece::orderAsync(int direction, uintptr_t source, uintptr_t destination, u32 length,
+                                       JKRAramBlock* block, JKRAMCommand::AsyncCallback callback) {
+    lock();
+    if ((source & 0x1f) != 0 || (destination & 0x1f) != 0) {
+        OSReport("direction = %x\n", direction);
+        OSReport("source = %x\n", source);
+        OSReport("destination = %x\n", destination);
+        OSReport("length = %x\n", length);
+        JUTException::panic(__FILE__, 108, "illegal address. abort.");
+    }
+
+    JKRAramCommand* message = JKR_NEW_ARGS (JKRGetSystemHeap(), -4) JKRAramCommand();
+    JKRAMCommand* command =
+        JKRAramPiece::prepareCommand(direction, source, destination, length, block, callback);
+    message->setting(1, command);
+
+    OSSendMessage(&JKRAram::sMessageQueue, message, OS_MESSAGE_BLOCK);
+    if (command->mCallback != NULL) {
+        sAramPieceCommandList.append(&command->mPieceLink);
+    }
+
+    unlock();
+    return command;
+}
+
+BOOL JKRAramPiece::sync(JKRAMCommand* command, int is_non_blocking) {
+    OSMessage message;
+
+    lock();
+    if (is_non_blocking == 0) {
+        OSReceiveMessage(&command->mMessageQueue, &message, OS_MESSAGE_BLOCK);
+        sAramPieceCommandList.remove(&command->mPieceLink);
+        unlock();
+        return TRUE;
+    }
+
+    if (!OSReceiveMessage(&command->mMessageQueue, &message, OS_MESSAGE_NOBLOCK)) {
+        unlock();
+        return FALSE;
+    }
+
+    sAramPieceCommandList.remove(&command->mPieceLink);
+    unlock();
+    return TRUE;
+}
+
+BOOL JKRAramPiece::orderSync(int direction, uintptr_t source, uintptr_t destination, u32 length,
+                             JKRAramBlock* block) {
+    lock();
+
+    JKRAMCommand* command =
+        JKRAramPiece::orderAsync(direction, source, destination, length, block, NULL);
+    BOOL result = JKRAramPiece::sync(command, 0);
+    JKR_DELETE(command);
+
+    unlock();
+    return result;
+}
+
+void JKRAramPiece::startDMA(JKRAMCommand* command) {
+    if (command->mTransferDirection == 1) {
+        DCInvalidateRange((void*)command->mDst, command->mDataLength);
+    } else {
+        DCStoreRange((void*)command->mSrc, command->mDataLength);
+    }
+
+    ARQPostRequest(&command->mRequest, 0, command->mTransferDirection, 0, command->mSrc,
+                   command->mDst, command->mDataLength, JKRAramPiece::doneDMA);
+}
+
+void JKRAramPiece::doneDMA(uintptr_t requestAddress) {
+    JKRAMCommand* command = (JKRAMCommand*)requestAddress;
+
+    if (command->mTransferDirection == 1) {
+        DCInvalidateRange((void*)command->mDst, command->mDataLength);
+    }
+
+    if (command->field_0x60 != 0) {
+        if (command->field_0x60 == 2) {
+            JKRDecompress_SendCommand(command->mDecompCommand);
+        }
+        return;
+    }
+
+    if (command->mCallback) {
+        (*command->mCallback)(requestAddress);
+    } else if (command->field_0x5C) {
+        OSSendMessage(command->field_0x5C, command, OS_MESSAGE_NOBLOCK);
+    } else {
+        OSSendMessage(&command->mMessageQueue, command, OS_MESSAGE_NOBLOCK);
+    }
+}
+
+JKRAMCommand::JKRAMCommand() : mPieceLink(this), field_0x30(this) {
+    OSInitMessageQueue(&mMessageQueue, &mMessage, 1);
+    mCallback = NULL;
+    field_0x5C = NULL;
+    field_0x60 = 0;
+    field_0x8C = NULL;
+    field_0x90 = NULL;
+    field_0x94 = NULL;
+}
+
+JKRAMCommand::~JKRAMCommand() {
+    if (field_0x8C)
+        JKR_DELETE(field_0x8C);
+    if (field_0x90)
+        JKR_DELETE(field_0x90);
+
+    if (field_0x94)
+        JKRFree(field_0x94);
+}