added support for dhahelper

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@4475 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 94 insertions, 0 deletions

diff --git a/libdha/sysdep/AsmMacros_x86.h b/libdha/sysdep/AsmMacros_x86.h
index 9b9719c17a..c10f24f2dd 100644
--- a/libdha/sysdep/AsmMacros_x86.h
+++ b/libdha/sysdep/AsmMacros_x86.h
@@ -11,24 +11,92 @@
 #error This stuff is not ported on your system
 #else
 
+#include "config.h"
+
+#ifdef CONFIG_DHAHELPER
+#include <sys/ioctl.h>
+#include "../kernelhelper/dhahelper.h"
+
+extern int dhahelper_fd;
+extern int dhahelper_initialized;
+#endif
+
 static __inline__ void outb(short port,char val)
 {
+#ifdef CONFIG_DHAHELPER
+    if (dhahelper_initialized == 1)
+    {
+	dhahelper_port_t _port;
+	
+	_port.operation = PORT_OP_WRITE;
+	_port.addr = port;
+	_port.size = 1;
+	_port.value = val;
+        if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0)
+	    return;
+    }
+    else
+#endif
    __asm__ __volatile__("outb %0,%1" : :"a" (val), "d" (port));
+    return;
 }
 
 static __inline__ void outw(short port,short val)
 {
+#ifdef CONFIG_DHAHELPER
+    if (dhahelper_initialized == 1)
+    {
+	dhahelper_port_t _port;
+	
+	_port.operation = PORT_OP_WRITE;
+	_port.addr = port;
+	_port.size = 2;
+	_port.value = val;
+        if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0)
+	    return;
+    }
+    else
+#endif
    __asm__ __volatile__("outw %0,%1" : :"a" (val), "d" (port));
+    return;
 }
 
 static __inline__ void outl(short port,unsigned int val)
 {
+#ifdef CONFIG_DHAHELPER
+    if (dhahelper_initialized == 1)
+    {
+	dhahelper_port_t _port;
+	
+	_port.operation = PORT_OP_WRITE;
+	_port.addr = port;
+	_port.size = 4;
+	_port.value = val;
+        if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0)
+	    return;
+    }
+    else
+#endif
    __asm__ __volatile__("outl %0,%1" : :"a" (val), "d" (port));
+    return;
 }
 
 static __inline__ unsigned int inb(short port)
 {
    unsigned char ret;
+#ifdef CONFIG_DHAHELPER
+    if (dhahelper_initialized == 1)
+    {
+	dhahelper_port_t _port;
+	
+	_port.operation = PORT_OP_READ;
+	_port.addr = port;
+	_port.size = 1;
+        if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0)
+	    return _port.value;
+    }
+    else
+#endif
    __asm__ __volatile__("inb %1,%0" :
        "=a" (ret) :
        "d" (port));
@@ -38,6 +106,19 @@ static __inline__ unsigned int inb(short port)
 static __inline__ unsigned int inw(short port)
 {
    unsigned short ret;
+#ifdef CONFIG_DHAHELPER
+    if (dhahelper_initialized == 1)
+    {
+	dhahelper_port_t _port;
+	
+	_port.operation = PORT_OP_READ;
+	_port.addr = port;
+	_port.size = 2;
+        if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0)
+	    return _port.value;
+    }
+    else
+#endif
    __asm__ __volatile__("inw %1,%0" :
        "=a" (ret) :
        "d" (port));
@@ -47,6 +128,19 @@ static __inline__ unsigned int inw(short port)
 static __inline__ unsigned int inl(short port)
 {
    unsigned int ret;
+#ifdef CONFIG_DHAHELPER
+    if (dhahelper_initialized == 1)
+    {
+	dhahelper_port_t _port;
+	
+	_port.operation = PORT_OP_READ;
+	_port.addr = port;
+	_port.size = 4;
+        if (ioctl(dhahelper_fd, DHAHELPER_PORT, &_port) == 0)
+	    return _port.value;
+    }
+    else
+#endif
    __asm__ __volatile__("inl %1,%0" :
        "=a" (ret) :
        "d" (port));