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/*
* Copyright 2011 Red Hat Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Ben Skeggs
*/
#include "nva.h"
#include <stdio.h>
#include <unistd.h>
int main(int argc, char **argv) {
if (nva_init()) {
fprintf (stderr, "PCI init failure!\n");
return 1;
}
int c;
int cnum =0;
while ((c = getopt (argc, argv, "c:")) != -1)
switch (c) {
case 'c':
sscanf(optarg, "%d", &cnum);
break;
}
if (cnum >= nva_cardsnum) {
if (nva_cardsnum)
fprintf (stderr, "No such card.\n");
else
fprintf (stderr, "No cards found.\n");
return 1;
}
uint32_t m, d, ctrl;
if (optind + 3 > argc) {
fprintf (stderr, "%s: <channel> <method> <data>\n", argv[0]);
return 1;
}
sscanf (argv[optind + 0], "%d", &c);
sscanf (argv[optind + 1], "%x", &m);
sscanf (argv[optind + 2], "%x", &d);
if (nva_cards[cnum]->chipset.chipset >= 0xd0) {
ctrl = nva_rd32(cnum, 0x610700 + (c * 8));
nva_wr32(cnum, 0x610700 + (c * 8), ctrl | 1);
nva_wr32(cnum, 0x610704 + (c * 8), d);
nva_wr32(cnum, 0x610700 + (c * 8), 0x80000001 | m);
while (nva_rd32(cnum, 0x610700 + (c * 8)) & 0x80000000);
nva_wr32(cnum, 0x610700 + (c * 8), ctrl);
} else
if (nva_cards[cnum]->chipset.chipset == 0x50 ||
nva_cards[cnum]->chipset.chipset >= 0x84) {
ctrl = nva_rd32(cnum, 0x610300 + (c * 8));
nva_wr32(cnum, 0x610300 + (c * 8), ctrl | 1);
nva_wr32(cnum, 0x610304 + (c * 8), d);
nva_wr32(cnum, 0x610300 + (c * 8), 0x80000001 | m);
while (nva_rd32(cnum, 0x610300 + (c * 8)) & 0x80000000);
nva_wr32(cnum, 0x610300 + (c * 8), ctrl);
} else {
fprintf (stderr, "unsupported chipset\n");
return 1;
}
return 0;
}
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