[haiku-commits] r38922 - haiku/trunk/src/system/boot/platform/amiga_m68k
- From: revol@xxxxxxx
- To: haiku-commits@xxxxxxxxxxxxx
- Date: Sun, 10 Oct 2010 13:20:55 +0200 (CEST)
Author: mmu_man
Date: 2010-10-10 13:20:55 +0200 (Sun, 10 Oct 2010)
New Revision: 38922
Changeset: http://dev.haiku-os.org/changeset/38922
Added:
haiku/trunk/src/system/boot/platform/amiga_m68k/Handle.cpp
haiku/trunk/src/system/boot/platform/amiga_m68k/Handle.h
Log:
Copy Handle stuff from Atari.
Added: haiku/trunk/src/system/boot/platform/amiga_m68k/Handle.cpp
===================================================================
--- haiku/trunk/src/system/boot/platform/amiga_m68k/Handle.cpp
(rev 0)
+++ haiku/trunk/src/system/boot/platform/amiga_m68k/Handle.cpp 2010-10-10
11:20:55 UTC (rev 38922)
@@ -0,0 +1,117 @@
+/*
+ * Copyright 2003, Axel Dörfler, axeld@xxxxxxxxxxxxxxxxx All rights reserved.
+ * Distributed under the terms of the MIT License.
+ */
+
+
+#include <SupportDefs.h>
+#include <platform/openfirmware/openfirmware.h>
+#include <util/kernel_cpp.h>
+
+#include "Handle.h"
+#include "toscalls.h"
+
+/*
+ * (X)BIOS supports char and block devices with a separate namespace
+ * for char devs handle is {DEV_PRINTER, ... DEV_CONSOLE, ...}
+ * for block devs handle is either:
+ * - the partition number {0=A:, 2=C:...} in logical mode.
+ * - the drive number {0=A:, 1=B:, 2=ACSI-0, 10=SCSI-0, ...}
+ * in phys mode (RW_NOTRANSLATE).
+ * BlockHandle is in devices.cpp
+ *
+ * XXX: handle network devices ? not sure how TOS net extensions do this
+ * not sure it'll ever be supported anyway.
+ * XXX: BIOSDrive/BIOSHandle : public BlockHandle ?
+ */
+
+Handle::Handle(int handle)
+ :
+ fHandle(handle)
+{
+}
+
+
+Handle::Handle(void)
+ :
+ fHandle(-1)
+{
+}
+
+
+Handle::~Handle()
+{
+}
+
+
+void
+Handle::SetHandle(int handle)
+{
+ fHandle = handle;
+}
+
+
+ssize_t
+Handle::ReadAt(void *cookie, off_t pos, void *buffer, size_t bufferSize)
+{
+ return B_ERROR;
+}
+
+
+ssize_t
+Handle::WriteAt(void *cookie, off_t pos, const void *buffer, size_t bufferSize)
+{
+ return B_ERROR;
+}
+
+
+off_t
+Handle::Size() const
+{
+ // ToDo: fix this!
+ return 1024LL * 1024 * 1024 * 1024;
+ // 1024 GB
+}
+
+
+// #pragma mark -
+
+
+CharHandle::CharHandle(int handle)
+ : Handle(handle)
+{
+}
+
+
+CharHandle::CharHandle(void)
+ : Handle()
+{
+}
+
+
+CharHandle::~CharHandle()
+{
+}
+
+
+ssize_t
+CharHandle::ReadAt(void *cookie, off_t pos, void *buffer, size_t bufferSize)
+{
+ char *string = (char *)buffer;
+ int i;
+
+
+ return bufferSize;
+}
+
+
+ssize_t
+CharHandle::WriteAt(void *cookie, off_t pos, const void *buffer, size_t
bufferSize)
+{
+ const char *string = (const char *)buffer;
+ int i;
+
+ return bufferSize;
+}
+
+
Added: haiku/trunk/src/system/boot/platform/amiga_m68k/Handle.h
===================================================================
--- haiku/trunk/src/system/boot/platform/amiga_m68k/Handle.h
(rev 0)
+++ haiku/trunk/src/system/boot/platform/amiga_m68k/Handle.h 2010-10-10
11:20:55 UTC (rev 38922)
@@ -0,0 +1,49 @@
+/*
+ * Copyright 2003, Axel Dörfler, axeld@xxxxxxxxxxxxxxxxx All rights reserved.
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef HANDLE_H
+#define HANDLE_H
+
+
+#include <boot/vfs.h>
+
+
+#ifdef __cplusplus
+
+class Handle : public ConsoleNode {
+ public:
+ Handle(int handle);
+ Handle();
+ virtual ~Handle();
+
+ void SetHandle(int handle);
+
+ virtual ssize_t ReadAt(void *cookie, off_t pos, void *buffer,
size_t bufferSize);
+ virtual ssize_t WriteAt(void *cookie, off_t pos, const void
*buffer, size_t bufferSize);
+
+ virtual off_t Size() const;
+
+ protected:
+ int fHandle;
+};
+
+/* character devices */
+class CharHandle : public Handle {
+ public:
+ CharHandle(int handle);
+ CharHandle();
+ virtual ~CharHandle();
+
+ virtual ssize_t ReadAt(void *cookie, off_t pos, void *buffer,
size_t bufferSize);
+ virtual ssize_t WriteAt(void *cookie, off_t pos, const void
*buffer, size_t bufferSize);
+
+ protected:
+};
+
+/* block devices */
+/* cf. devices.cpp */
+
+#endif /* __cplusplus */
+
+#endif /* HANDLE_H */
Other related posts:
- » [haiku-commits] r38922 - haiku/trunk/src/system/boot/platform/amiga_m68k - revol
