patch-2.4.6 linux/include/asm-arm/proc-armv/system.h

• Lines: 31
• Date: Wed Jun 27 14:12:04 2001
• Orig file: v2.4.5/linux/include/asm-arm/proc-armv/system.h
• Orig date: Mon Nov 27 17:07:59 2000

diff -u --recursive --new-file v2.4.5/linux/include/asm-arm/proc-armv/system.h linux/include/asm-arm/proc-armv/system.h
@@ -17,8 +17,30 @@
 	"mcr	p15, 0, %0, c1, c0	@ set CR"	\
 	: : "r" (x))
 
+#define CR_M	(1 << 0)	/* MMU enable				*/
+#define CR_A	(1 << 1)	/* Alignment abort enable		*/
+#define CR_C	(1 << 2)	/* Dcache enable			*/
+#define CR_W	(1 << 3)	/* Write buffer enable			*/
+#define CR_P	(1 << 4)	/* 32-bit exception handler		*/
+#define CR_D	(1 << 5)	/* 32-bit data address range		*/
+#define CR_L	(1 << 6)	/* Implementation defined		*/
+#define CD_B	(1 << 7)	/* Big endian				*/
+#define CR_S	(1 << 8)	/* System MMU protection		*/
+#define CD_R	(1 << 9)	/* ROM MMU protection			*/
+#define CR_F	(1 << 10)	/* Implementation defined		*/
+#define CR_Z	(1 << 11)	/* Implementation defined		*/
+#define CR_I	(1 << 12)	/* Icache enable			*/
+#define CR_V	(1 << 13)	/* Vectors relocated to 0xffff0000	*/
+#define CR_RR	(1 << 14)	/* Round Robin cache replacement	*/
+
 extern unsigned long cr_no_alignment;	/* defined in entry-armv.S */
 extern unsigned long cr_alignment;	/* defined in entry-armv.S */
+
+#ifdef __ARM_ARCH_4__
+#define vectors_base()	((cr_alignment & CR_V) ? 0xffff0000 : 0)
+#else
+#define vectors_base()	(0)
+#endif
 
 /*
  * A couple of speedups for the ARM