1/*
2 * Copyright (c) 2013 Adrian Chadd <adrian@FreeBSD.org>
3 * All Rights Reserved.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18#include <sys/cdefs.h>
19__FBSDID("$FreeBSD$");
20
21#include <stdio.h>
22#include <stdlib.h>
23#include <unistd.h>
24#include <fcntl.h>
25#include <errno.h>
26#include <string.h>
27
28#include <sys/types.h>
29#include <sys/alq.h>
30#include <sys/endian.h>
31
32#include <dev/ath/if_ath_alq.h>
33
34#include "tdma.h"
35
36void
37ath_tdma_beacon_state(struct if_ath_alq_payload *a)
38{
39	struct if_ath_alq_tdma_beacon_state t;
40	static uint64_t last_beacon_tx = 0;
41
42	memcpy(&t, &a->payload, sizeof(t));
43
44	printf("[%u.%06u] [%llu] BEACON: RX TSF=%llu Beacon TSF=%llu (%d)\n",
45	    (unsigned int) be32toh(a->hdr.tstamp_sec),
46	    (unsigned int) be32toh(a->hdr.tstamp_usec),
47	    (unsigned long long) be64toh(a->hdr.threadid),
48	    (unsigned long long) be64toh(t.rx_tsf),
49	    (unsigned long long) be64toh(t.beacon_tsf),
50	    be64toh(t.beacon_tsf) - last_beacon_tx);
51
52	last_beacon_tx = be64toh(t.beacon_tsf);
53}
54
55void
56ath_tdma_timer_config(struct if_ath_alq_payload *a)
57{
58	struct if_ath_alq_tdma_timer_config t;
59
60	memcpy(&t, &a->payload, sizeof(t));
61}
62
63void
64ath_tdma_slot_calc(struct if_ath_alq_payload *a)
65{
66	struct if_ath_alq_tdma_slot_calc t;
67
68	memcpy(&t, &a->payload, sizeof(t));
69	printf("[%u.%06u] [%llu] SLOTCALC: NEXTTBTT=%llu nextslot=%llu "
70	    "tsfdelta=%d avg (%d/%d)\n",
71	    (unsigned int) be32toh(a->hdr.tstamp_sec),
72	    (unsigned int) be32toh(a->hdr.tstamp_usec),
73	    (unsigned long long) be64toh(a->hdr.threadid),
74	    (unsigned long long) be64toh(t.nexttbtt),
75	    (unsigned long long) be64toh(t.next_slot),
76	    (int) be32toh(t.tsfdelta),
77	    (int) be32toh(t.avg_plus),
78	    (int) be32toh(t.avg_minus));
79}
80
81void
82ath_tdma_tsf_adjust(struct if_ath_alq_payload *a)
83{
84	struct if_ath_alq_tdma_tsf_adjust t;
85
86	memcpy(&t, &a->payload, sizeof(t));
87	printf("[%u.%06u] [%llu] TSFADJUST: TSF64 was %llu, adj=%d, "
88	    "now %llu\n",
89	    (unsigned int) be32toh(a->hdr.tstamp_sec),
90	    (unsigned int) be32toh(a->hdr.tstamp_usec),
91	    (unsigned long long) be64toh(a->hdr.threadid),
92	    (unsigned long long) be64toh(t.tsf64_old),
93	    (int) be32toh(t.tsfdelta),
94	    (unsigned long long) be64toh(t.tsf64_new));
95}
96
97void
98ath_tdma_timer_set(struct if_ath_alq_payload *a)
99{
100	struct if_ath_alq_tdma_timer_set t;
101
102	memcpy(&t, &a->payload, sizeof(t));
103	printf("[%u.%06u] [%llu] TIMERSET: bt_intval=%d nexttbtt=%d "
104	    "nextdba=%d nextswba=%d nextatim=%d flags=0x%x tdmadbaprep=%d "
105	    "tdmaswbaprep=%d\n",
106	    (unsigned int) be32toh(a->hdr.tstamp_sec),
107	    (unsigned int) be32toh(a->hdr.tstamp_usec),
108	    (unsigned long long) be64toh(a->hdr.threadid),
109	    be32toh(t.bt_intval),
110	    be32toh(t.bt_nexttbtt),
111	    be32toh(t.bt_nextdba),
112	    be32toh(t.bt_nextswba),
113	    be32toh(t.bt_nextatim),
114	    be32toh(t.bt_flags),
115	    be32toh(t.sc_tdmadbaprep),
116	    be32toh(t.sc_tdmaswbaprep));
117}
118