[patch] XFree86-4.3.0-arm32-compiler.h.patch

XFree86-4.3.0-arm32-compiler.h.patch (text/plain), 2.91 KB, created by SpanKY on 2004-06-01 11:38:41 UTC

--- clean/xc/programs/Xserver/hw/xfree86/common/compiler.h	2003-01-29 15:23:20.000000000 +0000
+++ xc/programs/Xserver/hw/xfree86/common/compiler.h	2003-06-11 11:37:04.000000000 +0000
@@ -87,7 +87,8 @@
 
 # if defined(NO_INLINE) || defined(DO_PROTOTYPES)
 
-#  if !defined(__sparc__) && !defined(__arm32__) \
+#  if !defined(__arm__)
+#   if !defined(__sparc__) && !defined(__arm32__) \
       && !(defined(__alpha__) && defined(linux))
 
 extern void outb(unsigned short, unsigned char);
@@ -97,7 +98,7 @@
 extern unsigned int inw(unsigned short);
 extern unsigned int inl(unsigned short);
 
-#  else /* __sparc__,  __arm32__, __alpha__*/
+#   else /* __sparc__,  __arm32__, __alpha__*/
 
 extern void outb(unsigned long, unsigned char);
 extern void outw(unsigned long, unsigned short);
@@ -106,7 +107,8 @@
 extern unsigned int inw(unsigned long);
 extern unsigned int inl(unsigned long);
 
-#  endif /* __sparc__,  __arm32__, __alpha__ */
+#   endif /* __sparc__,  __arm32__, __alpha__ */
+#  endif /* __arm__ */
 
 extern unsigned long ldq_u(unsigned long *);
 extern unsigned long ldl_u(unsigned int *);
@@ -848,7 +850,7 @@
 #    define mem_barrier()         /* XXX: nop for now */
 #    define write_mem_barrier()   /* XXX: nop for now */
 
-#   elif defined(__mips__) || defined(__arm32__)
+#   elif defined(__mips__) || (defined(__arm32__) && !defined(__linux__))
 #ifdef __arm32__
 #define PORT_SIZE long
 #else
@@ -1244,6 +1246,55 @@
 #    define mem_barrier()	eieio()
 #    define write_mem_barrier()	eieio()
 
+#elif defined(__arm__) && defined(__linux__)
+
+#define ldq_u(p)	(*((unsigned long  *)(p)))
+#define ldl_u(p)	(*((unsigned int   *)(p)))
+#define ldw_u(p)	(*((unsigned short *)(p)))
+#define stq_u(v,p)	(*(unsigned long  *)(p)) = (v)
+#define stl_u(v,p)	(*(unsigned int   *)(p)) = (v)
+#define stw_u(v,p)	(*(unsigned short *)(p)) = (v)
+#define mem_barrier()   /* NOP */
+#define write_mem_barrier()   /* NOP */
+
+/* for Linux on ARM, we use the LIBC inx/outx routines */
+/* note that the appropriate setup via "ioperm" needs to be done */
+/*  *before* any inx/outx is done. */
+
+#include <sys/io.h>
+
+static __inline__ void
+xf_outb(unsigned short port, unsigned char val)
+{
+    outb(val, port);
+}
+
+static __inline__ void
+xf_outw(unsigned short port, unsigned short val)
+{
+    outw(val, port);
+}
+
+static __inline__ void
+xf_outl(unsigned short port, unsigned int val)
+{
+    outl(val, port);
+}
+
+#define outb xf_outb
+#define outw xf_outw
+#define outl xf_outl
+
+#define arm_flush_cache(addr)						\
+do {									\
+  register unsigned long _beg __asm ("a1") = (unsigned long) (addr);	\
+  register unsigned long _end __asm ("a2") = (unsigned long) (addr) + 4;\
+  register unsigned long _flg __asm ("a3") = 0;				\
+  __asm __volatile ("swi 0x9f0002		@ sys_cacheflush"	\
+    : "=r" (_beg)							\
+    : "0" (_beg), "r" (_end), "r" (_flg));				\
+} while (0)
+
 #   else /* ix86 */
 
 #    define ldq_u(p)	(*((unsigned long  *)(p)))