patch-2.3.23 linux/include/asm-sh/addrspace.h

• Lines: 72
• Date: Mon Oct 18 11:16:13 1999
• Orig file: v2.3.22/linux/include/asm-sh/addrspace.h
• Orig date: Tue Aug 31 17:29:14 1999

diff -u --recursive --new-file v2.3.22/linux/include/asm-sh/addrspace.h linux/include/asm-sh/addrspace.h
@@ -3,39 +3,48 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (C) 1996 by Ralf Baechle
- * Copyright (C) 1999 by Niibe Yutaka
+ * Copyright (C) 1999 by Kaz Kojima
  *
  * Defitions for the address spaces of the SH CPUs.
  */
 #ifndef __ASM_SH_ADDRSPACE_H
 #define __ASM_SH_ADDRSPACE_H
 
-/*
- * Memory segments (32bit kernel mode addresses)
- */
-#define KUSEG                   0x00000000
-#define KSEG0                   0x80000000
-#define KSEG1                   0xa0000000
-#define KSEG2                   0xc0000000
-#define KSEG3                   0xe0000000
+/* Memory segments (32bit Priviledged mode addresses)  */
+#define P0SEG		0x00000000
+#define P1SEG		0x80000000
+#define P2SEG		0xa0000000
+#define P3SEG		0xc0000000
+#define P4SEG		0xe0000000
 
-/*
- * Returns the kernel segment base of a given address
- */
-#define KSEGX(a)                (((unsigned long)(a)) & 0xe0000000)
+#if defined(__sh3__)
+/* Should fill here */
+#elif defined(__SH4__)
+/* Detailed P4SEG  */
+#define P4SEG_STORE_QUE	(P4SEG)
+#define P4SEG_IC_ADDR	0xf0000000
+#define P4SEG_IC_DATA	0xf1000000
+#define P4SEG_ITLB_ADDR	0xf2000000
+#define P4SEG_ITLB_DATA	0xf3000000
+#define P4SEG_OC_ADDR	0xf4000000
+#define P4SEG_OC_DATA	0xf5000000
+#define P4SEG_TLB_ADDR	0xf6000000
+#define P4SEG_TLB_DATA	0xf7000000
+#define P4SEG_REG_BASE	0xff000000
+#endif
 
-/*
- * Returns the physical address of a KSEG0/KSEG1 address
- */
-#define PHYSADDR(a)		(((unsigned long)(a)) & 0x1fffffff)
+/* Returns the privileged segment base of a given address  */
+#define PXSEG(a)	(((unsigned long)(a)) & 0xe0000000)
+
+/* Returns the physical address of a PnSEG (n=1,2) address   */
+#define PHYSADDR(a)	(((unsigned long)(a)) & 0x1fffffff)
 
 /*
- * Map an address to a certain kernel segment
+ * Map an address to a certain privileged segment
  */
-#define KSEG0ADDR(a)		((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | KSEG0))
-#define KSEG1ADDR(a)		((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | KSEG1))
-#define KSEG2ADDR(a)		((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | KSEG2))
-#define KSEG3ADDR(a)		((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | KSEG3))
+#define P1SEGADDR(a)	((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P1SEG))
+#define P2SEGADDR(a)	((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P2SEG))
+#define P3SEGADDR(a)	((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P3SEG))
+#define P4SEGADDR(a)	((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) | P4SEG))
 
 #endif /* __ASM_SH_ADDRSPACE_H */