2 * Copyright (c) 2001 Benno Rice
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY Benno Rice ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <sys/param.h>
31 #include <sys/types.h>
54 ofw_memmap(int acells)
56 struct ofw_mapping *mapptr;
57 struct ofw_mapping2 *mapptr2;
60 u_char mappings[256 * sizeof(struct ofw_mapping2)];
63 mmup = OF_instance_to_package(mmu);
65 bzero(mappings, sizeof(mappings));
67 nmapping = OF_getprop(mmup, "translations", mappings, sizeof(mappings));
69 printf("Could not get memory map (%d)\n",
76 nmapping /= sizeof(struct ofw_mapping);
77 mapptr = (struct ofw_mapping *) mappings;
79 printf("%17s\t%17s\t%8s\t%6s\n", "Virtual Range",
80 "Physical Range", "#Pages", "Mode");
82 for (i = 0; i < nmapping; i++) {
83 sprintf(lbuf, "%08x-%08x\t%08x-%08x\t%8d\t%6x\n",
85 mapptr[i].va + mapptr[i].len,
87 mapptr[i].pa + mapptr[i].len,
88 mapptr[i].len / 0x1000,
90 if (pager_output(lbuf))
94 nmapping /= sizeof(struct ofw_mapping2);
95 mapptr2 = (struct ofw_mapping2 *) mappings;
97 printf("%17s\t%17s\t%8s\t%6s\n", "Virtual Range",
98 "Physical Range", "#Pages", "Mode");
100 for (i = 0; i < nmapping; i++) {
101 sprintf(lbuf, "%08x-%08x\t%08x-%08x\t%8d\t%6x\n",
103 mapptr2[i].va + mapptr2[i].len,
105 mapptr2[i].pa_lo + mapptr2[i].len,
106 mapptr2[i].len / 0x1000,
108 if (pager_output(lbuf))