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Add some comments about P/USEG

This commit is contained in:
thorpej 2001-02-02 18:25:04 +00:00
parent 0c07dad326
commit c8cdb12913
1 changed files with 4 additions and 4 deletions
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8
sys/arch/sh3/include/cpu.h
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@ -1,4 +1,4 @@
/* $NetBSD: cpu.h,v 1.10 2000/08/25 01:04:10 thorpej Exp $ */
/* $NetBSD: cpu.h,v 1.11 2001/02/02 18:25:04 thorpej Exp $ */
/*-
* Copyright (c) 1990 The Regents of the University of California.
@ -133,15 +133,15 @@ void delay __P((int));
/*
* Logical address space of SH3 CPU.
*/
#define SH3_P0SEG_BASE 0x00000000
#define SH3_P0SEG_BASE 0x00000000 /* TLB mapped, also U0SEG */
#define SH3_P0SEG_END 0x7fffffff
#define SH3_P1SEG_BASE 0x80000000 /* pa == va */
#define SH3_P1SEG_END 0x9fffffff
#define SH3_P2SEG_BASE 0xa0000000 /* pa == va, non-cacheable */
#define SH3_P2SEG_END 0xbfffffff
#define SH3_P3SEG_BASE 0xc0000000
#define SH3_P3SEG_BASE 0xc0000000 /* TLB mapped, supervisor mode */
#define SH3_P3SEG_END 0xdfffffff
#define SH3_P4SEG_BASE 0xe0000000
#define SH3_P4SEG_BASE 0xe0000000 /* peripheral space */
#define SH3_P4SEG_END 0xffffffff
#define SH3_PHYS_MASK 0x1fffffff