Migrate RTL subsystem to C++

xtoskrnl/hl/exports.cc

@@ -0,0 +1,130 @@
+/**
+ * PROJECT:         ExectOS
+ * COPYRIGHT:       See COPYING.md in the top level directory
+ * FILE:            xtoskrnl/hl/exports.cc
+ * DESCRIPTION:     C-compatible API wrappers for exported kernel functions
+ * DEVELOPERS:      Aiken Harris <harraiken91@gmail.com>
+ */
+
+#include <xtos.hh>
+
+
+/**
+ * Reads an 8-bit data from a specified register address.
+ *
+ * @param Register
+ *        Supplies a pointer to register address holding data to read.
+ *
+ * @return This routine returns a value at the specified register.
+ *
+ * @since XT 1.0
+ */
+XTCLINK
+XTAPI
+UCHAR
+HlReadRegister8(IN PVOID Register)
+{
+    return HL::IoRegister::ReadRegister8(Register);
+}
+
+/**
+ * Reads a 16-bit data from a specified register address.
+ *
+ * @param Register
+ *        Supplies a pointer to register address holding data to read.
+ *
+ * @return This routine returns a value at the specified register.
+ *
+ * @since XT 1.0
+ */
+XTCLINK
+XTAPI
+USHORT
+HlReadRegister16(IN PVOID Register)
+{
+    return HL::IoRegister::ReadRegister16(Register);
+}
+
+/**
+ * Reads a 32-bit data from a specified register address.
+ *
+ * @param Register
+ *        Supplies a pointer to register address holding data to read.
+ *
+ * @return This routine returns a value at the specified register.
+ *
+ * @since XT 1.0
+ */
+XTCLINK
+XTAPI
+ULONG
+HlReadRegister32(IN PVOID Register)
+{
+    return HL::IoRegister::ReadRegister32(Register);
+}
+
+/**
+ * Writes an 8-bit value into a specified register address.
+ *
+ * @param Register
+ *        Supplies a pointer to register address where data will be written.
+ *
+ * @param Value
+ *        Supplies a new value that will be stored into a register.
+ *
+ * @return This routine does not return any value.
+ *
+ * @since XT 1.0
+ */
+XTCLINK
+XTAPI
+VOID
+HlWriteRegister8(IN PVOID Register,
+                 IN UCHAR Value)
+{
+    HL::IoRegister::WriteRegister8(Register, Value);
+}
+
+/**
+ * Writes a 16-bit value into a specified register address.
+ *
+ * @param Register
+ *        Supplies a pointer to register address where data will be written.
+ *
+ * @param Value
+ *        Supplies a new value that will be stored into a register.
+ *
+ * @return This routine does not return any value.
+ *
+ * @since XT 1.0
+ */
+XTCLINK
+XTAPI
+VOID
+HlWriteRegister16(IN PVOID Register,
+                  IN USHORT Value)
+{
+    HL::IoRegister::WriteRegister16(Register, Value);
+}
+
+/**
+ * Writes a 32-bit value into a specified register address.
+ *
+ * @param Register
+ *        Supplies a pointer to register address where data will be written.
+ *
+ * @param Value
+ *        Supplies a new value that will be stored into a register.
+ *
+ * @return This routine does not return any value.
+ *
+ * @since XT 1.0
+ */
+XTCLINK
+XTAPI
+VOID
+HlWriteRegister32(IN PVOID Register,
+                  IN ULONG Value)
+{
+    HL::IoRegister::WriteRegister32(Register, Value);
+}

xtoskrnl/hl/ioreg.cc

@@ -0,0 +1,124 @@
+/**
+ * PROJECT:         ExectOS
+ * COPYRIGHT:       See COPYING.md in the top level directory
+ * FILE:            xtoskrnl/hl/ioreg.cc
+ * DESCRIPTION:     Basic I/O registers access functionality
+ * DEVELOPERS:      Rafal Kupiec <belliash@codingworkshop.eu.org>
+ */
+
+#include <xtos.hh>
+
+
+/**
+ * Reads an 8-bit data from a specified register address.
+ *
+ * @param Register
+ *        Supplies a pointer to register address holding data to read.
+ *
+ * @return This routine returns a value at the specified register.
+ *
+ * @since XT 1.0
+ */
+XTAPI
+UCHAR
+HL::IoRegister::ReadRegister8(IN PVOID Register)
+{
+    return *((VOLATILE PUCHAR)Register);
+}
+
+/**
+ * Reads a 16-bit data from a specified register address.
+ *
+ * @param Register
+ *        Supplies a pointer to register address holding data to read.
+ *
+ * @return This routine returns a value at the specified register.
+ *
+ * @since XT 1.0
+ */
+XTAPI
+USHORT
+HL::IoRegister::ReadRegister16(IN PVOID Register)
+{
+    return *((VOLATILE PUSHORT)Register);
+}
+
+/**
+ * Reads a 32-bit data from a specified register address.
+ *
+ * @param Register
+ *        Supplies a pointer to register address holding data to read.
+ *
+ * @return This routine returns a value at the specified register.
+ *
+ * @since XT 1.0
+ */
+XTAPI
+ULONG
+HL::IoRegister::ReadRegister32(IN PVOID Register)
+{
+    return *((VOLATILE PULONG)Register);
+}
+
+/**
+ * Writes an 8-bit value into a specified register address.
+ *
+ * @param Register
+ *        Supplies a pointer to register address where data will be written.
+ *
+ * @param Value
+ *        Supplies a new value that will be stored into a register.
+ *
+ * @return This routine does not return any value.
+ *
+ * @since XT 1.0
+ */
+XTAPI
+VOID
+HL::IoRegister::WriteRegister8(IN PVOID Register,
+                               IN UCHAR Value)
+{
+    *((VOLATILE PUCHAR)Register) = Value;
+}
+
+/**
+ * Writes a 16-bit value into a specified register address.
+ *
+ * @param Register
+ *        Supplies a pointer to register address where data will be written.
+ *
+ * @param Value
+ *        Supplies a new value that will be stored into a register.
+ *
+ * @return This routine does not return any value.
+ *
+ * @since XT 1.0
+ */
+XTAPI
+VOID
+HL::IoRegister::WriteRegister16(IN PVOID Register,
+                                IN USHORT Value)
+{
+    *((VOLATILE PUSHORT)Register) = Value;
+}
+
+/**
+ * Writes a 32-bit value into a specified register address.
+ *
+ * @param Register
+ *        Supplies a pointer to register address where data will be written.
+ *
+ * @param Value
+ *        Supplies a new value that will be stored into a register.
+ *
+ * @return This routine does not return any value.
+ *
+ * @since XT 1.0
+ */
+XTAPI
+VOID
+HL::IoRegister::WriteRegister32(IN PVOID Register,
+                                IN ULONG Value)
+{
+    *((VOLATILE PULONG)Register) = Value;
+}