diff options
Diffstat (limited to 'freebsd/sys/dev/rtwn/rtl8192c/r92c_rom.c')
| -rw-r--r-- | freebsd/sys/dev/rtwn/rtl8192c/r92c_rom.c | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/freebsd/sys/dev/rtwn/rtl8192c/r92c_rom.c b/freebsd/sys/dev/rtwn/rtl8192c/r92c_rom.c new file mode 100644 index 00000000..1c1595fc --- /dev/null +++ b/freebsd/sys/dev/rtwn/rtl8192c/r92c_rom.c @@ -0,0 +1,141 @@ +#include <machine/rtems-bsd-kernel-space.h> + +/* $OpenBSD: if_urtwn.c,v 1.16 2011/02/10 17:26:40 jakemsr Exp $ */ + +/*- + * Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr> + * Copyright (c) 2014 Kevin Lo <kevlo@FreeBSD.org> + * Copyright (c) 2015-2016 Andriy Voskoboinyk <avos@FreeBSD.org> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <rtems/bsd/local/opt_wlan.h> + +#include <rtems/bsd/sys/param.h> +#include <rtems/bsd/sys/lock.h> +#include <sys/mutex.h> +#include <sys/mbuf.h> +#include <sys/kernel.h> +#include <sys/socket.h> +#include <sys/systm.h> +#include <sys/malloc.h> +#include <sys/queue.h> +#include <sys/taskqueue.h> +#include <sys/bus.h> +#include <sys/endian.h> +#include <sys/linker.h> + +#include <net/if.h> +#include <net/ethernet.h> +#include <net/if_media.h> + +#include <net80211/ieee80211_var.h> +#include <net80211/ieee80211_radiotap.h> + +#include <dev/rtwn/if_rtwnreg.h> +#include <dev/rtwn/if_rtwnvar.h> + +#include <dev/rtwn/if_rtwn_debug.h> +#include <dev/rtwn/if_rtwn_efuse.h> + +#include <dev/rtwn/rtl8192c/r92c.h> +#include <dev/rtwn/rtl8192c/r92c_priv.h> +#include <dev/rtwn/rtl8192c/r92c_var.h> +#include <dev/rtwn/rtl8192c/r92c_rom_image.h> + + +static void +r92c_set_chains(struct rtwn_softc *sc) +{ + struct r92c_softc *rs = sc->sc_priv; + + if (rs->chip & R92C_CHIP_92C) { + sc->ntxchains = (rs->chip & R92C_CHIP_92C_1T2R) ? 1 : 2; + sc->nrxchains = 2; + } else { + sc->ntxchains = 1; + sc->nrxchains = 1; + } +} + +void +r92c_efuse_postread(struct rtwn_softc *sc) +{ + struct r92c_softc *rs = sc->sc_priv; + + /* XXX Weird but this is what the vendor driver does. */ + sc->next_rom_addr = 0x1fa; + (void) rtwn_efuse_read_next(sc, &rs->pa_setting); + RTWN_DPRINTF(sc, RTWN_DEBUG_ROM, "%s: PA setting=0x%x\n", __func__, + rs->pa_setting); +} + +void +r92c_parse_rom(struct rtwn_softc *sc, uint8_t *buf) +{ + struct r92c_softc *rs = sc->sc_priv; + struct rtwn_r92c_txpwr *rt = rs->rs_txpwr; + struct r92c_rom *rom = (struct r92c_rom *)buf; + int i, j; + + rs->board_type = MS(rom->rf_opt1, R92C_ROM_RF1_BOARD_TYPE); + rs->regulatory = MS(rom->rf_opt1, R92C_ROM_RF1_REGULATORY); + RTWN_DPRINTF(sc, RTWN_DEBUG_ROM, "%s: regulatory type=%d\n", + __func__, rs->regulatory); + + /* Need to be set before postinit() (but after preinit()). */ + rtwn_r92c_set_name(sc); + r92c_set_chains(sc); + + for (j = 0; j < R92C_GROUP_2G; j++) { + for (i = 0; i < sc->ntxchains; i++) { + rt->cck_tx_pwr[i][j] = rom->cck_tx_pwr[i][j]; + rt->ht40_1s_tx_pwr[i][j] = rom->ht40_1s_tx_pwr[i][j]; + } + + rt->ht40_2s_tx_pwr_diff[0][j] = + MS(rom->ht40_2s_tx_pwr_diff[j], LOW_PART); + rt->ht20_tx_pwr_diff[0][j] = + RTWN_SIGN4TO8(MS(rom->ht20_tx_pwr_diff[j], + LOW_PART)); + rt->ofdm_tx_pwr_diff[0][j] = + MS(rom->ofdm_tx_pwr_diff[j], LOW_PART); + rt->ht40_max_pwr[0][j] = + MS(rom->ht40_max_pwr[j], LOW_PART); + rt->ht20_max_pwr[0][j] = + MS(rom->ht20_max_pwr[j], LOW_PART); + + if (sc->ntxchains > 1) { + rt->ht40_2s_tx_pwr_diff[1][j] = + MS(rom->ht40_2s_tx_pwr_diff[j], HIGH_PART); + rt->ht20_tx_pwr_diff[1][j] = + RTWN_SIGN4TO8(MS(rom->ht20_tx_pwr_diff[j], + HIGH_PART)); + rt->ofdm_tx_pwr_diff[1][j] = + MS(rom->ofdm_tx_pwr_diff[j], HIGH_PART); + rt->ht40_max_pwr[1][j] = + MS(rom->ht40_max_pwr[j], HIGH_PART); + rt->ht20_max_pwr[1][j] = + MS(rom->ht20_max_pwr[j], HIGH_PART); + } + } + + sc->thermal_meter = MS(rom->thermal_meter, R92C_ROM_THERMAL_METER); + if (sc->thermal_meter == R92C_ROM_THERMAL_METER_M) + sc->thermal_meter = 0xff; + IEEE80211_ADDR_COPY(sc->sc_ic.ic_macaddr, rom->macaddr); +} |