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Pointer to documentation for PHYS_TO_PCI_MEM/PCI_MEM_TO_PHYS.

This commit is contained in:
briggs 2001-02-06 05:00:50 +00:00
parent 8bbe289faf
commit 04fa98380d
1 changed files with 2 additions and 1 deletions
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3
sys/arch/bebox/include/bus.h
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@ -1,4 +1,4 @@
/* $NetBSD: bus.h,v 1.21 2000/06/26 04:55:36 simonb Exp $ */
/* $NetBSD: bus.h,v 1.22 2001/02/06 05:00:50 briggs Exp $ */
/* $OpenBSD: bus.h,v 1.1 1997/10/13 10:53:42 pefo Exp $ */
/*-
@ -114,6 +114,7 @@
/*
* Address conversion as seen from a PCI master.
* See Figure 3-4, page 3-6 in the MPC105 User's Manual.
*/
#define MPC105_DIRECT_MAPPED_SPACE 0x80000000
#define PHYS_TO_PCI_MEM(x) ((x) | MPC105_DIRECT_MAPPED_SPACE)