2 * Copyright (c) 2017 Kevin Lo <kevlo@FreeBSD.org>
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 THE AUTHOR AND CONTRIBUTORS ``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 AUTHOR 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("$FreeBSD$");
32 #include <sys/param.h>
34 #include <sys/mutex.h>
36 #include <sys/kernel.h>
37 #include <sys/socket.h>
38 #include <sys/systm.h>
39 #include <sys/malloc.h>
40 #include <sys/queue.h>
41 #include <sys/taskqueue.h>
43 #include <sys/endian.h>
44 #include <sys/linker.h>
47 #include <net/ethernet.h>
48 #include <net/if_media.h>
50 #include <net80211/ieee80211_var.h>
51 #include <net80211/ieee80211_radiotap.h>
53 #include <dev/rtwn/if_rtwnreg.h>
54 #include <dev/rtwn/if_rtwnvar.h>
56 #include <dev/rtwn/if_rtwn_debug.h>
58 #include <dev/rtwn/rtl8192e/r92e.h>
59 #include <dev/rtwn/rtl8192e/r92e_var.h>
60 #include <dev/rtwn/rtl8192e/r92e_rom_image.h>
63 r92e_parse_rom(struct rtwn_softc *sc, uint8_t *buf)
65 struct r92e_softc *rs = sc->sc_priv;
66 struct r92e_rom *rom = (struct r92e_rom *)buf;
70 sc->thermal_meter = rom->thermal_meter;
71 rs->crystalcap = RTWN_GET_ROM_VAR(rom->crystalcap,
72 R92E_ROM_CRYSTALCAP_DEF);
74 for (i = 0; i < sc->ntxchains; i++) {
75 struct r92e_tx_pwr_2g *pwr_2g = &rom->tx_pwr[i].pwr_2g;
76 struct r92e_tx_pwr_diff_2g *pwr_diff_2g =
77 &rom->tx_pwr[i].pwr_diff_2g;
79 for (j = 0; j < R92E_GROUP_2G - 1; j++) {
80 rs->cck_tx_pwr[i][j] =
81 RTWN_GET_ROM_VAR(pwr_2g->cck[j],
83 rs->ht40_tx_pwr_2g[i][j] =
84 RTWN_GET_ROM_VAR(pwr_2g->ht40[j],
87 rs->cck_tx_pwr[i][j] = RTWN_GET_ROM_VAR(pwr_2g->cck[j],
90 rs->cck_tx_pwr_diff_2g[i][0] = 0;
91 rs->ofdm_tx_pwr_diff_2g[i][0] = RTWN_SIGN4TO8(
92 MS(pwr_diff_2g->ht20_ofdm, LOW_PART));
93 rs->bw20_tx_pwr_diff_2g[i][0] = RTWN_SIGN4TO8(
94 MS(pwr_diff_2g->ht20_ofdm, HIGH_PART));
95 rs->bw40_tx_pwr_diff_2g[i][0] = 0;
96 pwr_diff = RTWN_GET_ROM_VAR(pwr_diff_2g->ht20_ofdm,
97 R92E_DEF_TX_PWR_HT20_DIFF);
98 if (pwr_diff != R92E_DEF_TX_PWR_HT20_DIFF) {
99 rs->ofdm_tx_pwr_diff_2g[i][0] = RTWN_SIGN4TO8(
100 MS(pwr_diff_2g->ht20_ofdm, LOW_PART));
101 rs->bw20_tx_pwr_diff_2g[i][0] = RTWN_SIGN4TO8(
102 MS(pwr_diff_2g->ht20_ofdm, HIGH_PART));
104 rs->ofdm_tx_pwr_diff_2g[i][0] =
105 rs->bw20_tx_pwr_diff_2g[i][0] = pwr_diff;
108 for (j = 1, k = 0; k < nitems(pwr_diff_2g->diff123); j++, k++) {
109 pwr_diff = RTWN_GET_ROM_VAR(
110 pwr_diff_2g->diff123[k].ofdm_cck,
111 R92E_DEF_TX_PWR_DIFF);
112 if (pwr_diff != R92E_DEF_TX_PWR_DIFF) {
113 rs->cck_tx_pwr_diff_2g[i][j] = RTWN_SIGN4TO8(
114 MS(pwr_diff_2g->diff123[k].ofdm_cck,
116 rs->ofdm_tx_pwr_diff_2g[i][j] = RTWN_SIGN4TO8(
117 MS(pwr_diff_2g->diff123[k].ofdm_cck,
120 rs->cck_tx_pwr_diff_2g[i][j] =
121 rs->ofdm_tx_pwr_diff_2g[i][j] = pwr_diff;
123 pwr_diff = RTWN_GET_ROM_VAR(
124 pwr_diff_2g->diff123[k].ht40_ht20,
125 R92E_DEF_TX_PWR_DIFF);
126 if (pwr_diff != R92E_DEF_TX_PWR_DIFF) {
127 rs->bw20_tx_pwr_diff_2g[i][j] = RTWN_SIGN4TO8(
128 MS(pwr_diff_2g->diff123[k].ht40_ht20,
130 rs->bw40_tx_pwr_diff_2g[i][j] = RTWN_SIGN4TO8(
131 MS(pwr_diff_2g->diff123[k].ht40_ht20,
134 rs->bw20_tx_pwr_diff_2g[i][j] =
135 rs->bw40_tx_pwr_diff_2g[i][j] = pwr_diff;
140 rs->regulatory = MS(rom->rf_board_opt, R92C_ROM_RF1_REGULATORY);
142 /* Read MAC address. */
143 IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr);