Import backup from 2005-08-18

kernel/fs/sysfs/sysfs.cpp

@@ -0,0 +1,44 @@
+// sysfs.cpp
+// sysfs filesystem driver for HOS
+// Author: Josh Holtrop
+// Date: 06/27/05
+// Modified: 06/27/05
+
+#define _HOS_CPP_ _HOS_CPP_
+
+extern "C" {
+#include "display/kout.h"
+}
+
+#include "fs/vfs.h"
+#include "sysfs.h"
+#include "sysfs_entry.h"
+
+int	sysfs_init()
+{
+	vfs_register("sysfs", sysfs__mount_func);
+	return 0;
+}
+
+FileSystem *sysfs__mount_func(device_t dev)
+{
+	if (dev)
+		kprintf("sysfs: warning: device parameter ignored\n");
+	return new Sysfs();
+}
+
+Sysfs::Sysfs()
+{
+	myEntries.add(Sysfs_Entry(SYSFS_FILE, "timer", SYSFS_TIMER));
+	
+}
+
+Sysfs::~Sysfs()
+{
+
+}
+
+u32_t	Sysfs::getRootInodeNumber()
+{
+	return 2;
+}

kernel/fs/sysfs/sysfs.h

@@ -0,0 +1,37 @@
+// sysfs.h
+// sysfs filesystem driver for HOS
+// Author: Josh Holtrop
+// Date: 06/27/05
+// Modified: 06/27/05
+
+#ifndef __HOS_SYSFS_H__
+#define __HOS_SYSFS_H__ __HOS_SYSFS_H__
+
+#define SYSFS_TIMER	1
+
+#ifdef _HOS_CPP_
+
+#include "fs/FileSystem.h"
+#include "fs/vfs.h"
+#include "lang/vector.h"
+#include "lang/string.h"
+#include "sysfs_entry.h"
+
+int	sysfs_init();
+FileSystem *sysfs__mount_func(device_t dev);
+
+class Sysfs : public FileSystem
+{
+protected:
+	vector<Sysfs_Entry>	myEntries;
+
+public:
+	Sysfs();
+	~Sysfs();
+	u32_t	getRootInodeNumber();
+};
+
+#endif
+
+#endif
+

kernel/fs/sysfs/sysfs_entry.cpp

@@ -0,0 +1,22 @@
+// sysfs_entry.cpp
+// sysfs filesystem driver for HOS
+// Author: Josh Holtrop
+// Date: 06/27/05
+// Modified: 06/27/05
+
+#define _HOS_CPP_ _HOS_CPP_
+
+#include "sysfs_entry.h"
+#include "lang/string.h"
+
+Sysfs_Entry::Sysfs_Entry(int type, string name, int id)
+{
+	myType = type;
+	myName = name;
+	myID = id;
+}
+
+Sysfs_Entry::~Sysfs_Entry()
+{
+}
+

kernel/fs/sysfs/sysfs_entry.h

@@ -0,0 +1,30 @@
+// sysfs_entry.h
+// sysfs filesystem driver for HOS
+// Author: Josh Holtrop
+// Date: 06/27/05
+// Modified: 06/27/05
+
+#ifndef __HOS_SYSFS_ENTRY_H__
+#define __HOS_SYSFS_ENTRY_H__ __HOS_SYSFS_ENTRY_H__
+
+#include "lang/vector.h"
+#include "lang/string.h"
+
+#define SYSFS_DIR	1
+#define SYSFS_FILE	2
+
+class Sysfs_Entry
+{
+protected:
+	int	myType;
+	string	myName;
+	int	myID;
+	vector<Sysfs_Entry> myChildren;
+
+public:
+	Sysfs_Entry(int type, string name, int id);
+	~Sysfs_Entry();
+};
+
+#endif
+