/* $OpenBSD: acx100.c,v 1.20 2007/07/18 19:24:21 damien Exp $ */ /* * Copyright (c) 2006 Jonathan Gray * * 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. */ /* * Copyright (c) 2006 The DragonFly Project. All rights reserved. * * This code is derived from software contributed to The DragonFly Project * by Sepherosa Ziehau * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3. Neither the name of The DragonFly Project nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific, prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include #include #include #include #include #include #include #include #include #include #include #ifdef INET #include #include #endif #include #include #include #include #include #include #define ACX100_CONF_FW_RING 0x0003 #define ACX100_CONF_MEMOPT 0x0005 #define ACX100_INTR_ENABLE (ACXRV_INTR_TX_FINI | ACXRV_INTR_RX_FINI) /* * XXX do we really care about following interrupts? * * ACXRV_INTR_INFO | ACXRV_INTR_SCAN_FINI */ #define ACX100_INTR_DISABLE (uint16_t)~(ACXRV_INTR_UNKN) #define ACX100_RATE(rate) ((rate) * 5) #define ACX100_TXPOWER 18 #define ACX100_GPIO_POWER_LED 0x0800 #define ACX100_EE_EADDR_OFS 0x1a #define ACX100_FW_TXRING_SIZE (ACX_TX_DESC_CNT * sizeof(struct acx_fw_txdesc)) #define ACX100_FW_RXRING_SIZE (ACX_RX_DESC_CNT * sizeof(struct acx_fw_rxdesc)) int acx100_init(struct acx_softc *); int acx100_init_wep(struct acx_softc *); int acx100_init_tmplt(struct acx_softc *); int acx100_init_fw_ring(struct acx_softc *); int acx100_init_memory(struct acx_softc *); void acx100_init_fw_txring(struct acx_softc *, uint32_t); void acx100_init_fw_rxring(struct acx_softc *, uint32_t); int acx100_read_config(struct acx_softc *, struct acx_config *); int acx100_write_config(struct acx_softc *, struct acx_config *); int acx100_set_txpower(struct acx_softc *); void acx100_set_fw_txdesc_rate(struct acx_softc *, struct acx_txbuf *, int); void acx100_set_bss_join_param(struct acx_softc *, void *, int); int acx100_set_wepkey(struct acx_softc *, struct ieee80211_key *, int); void acx100_proc_wep_rxbuf(struct acx_softc *, struct mbuf *, int *); /* * NOTE: * Following structs' fields are little endian */ struct acx100_bss_join { uint8_t dtim_intvl; uint8_t basic_rates; uint8_t all_rates; } __packed; struct acx100_conf_fw_ring { struct acx_conf confcom; uint32_t fw_ring_size; /* total size of fw (tx + rx) ring */ uint32_t fw_rxring_addr; /* start phyaddr of fw rx desc */ uint8_t opt; /* see ACX100_RINGOPT_ */ uint8_t fw_txring_num; /* num of TX ring */ uint8_t fw_rxdesc_num; /* num of fw rx desc */ uint8_t reserved0; uint32_t fw_ring_end[2]; /* see ACX100_SET_RING_END() */ uint32_t fw_txring_addr; /* start phyaddr of fw tx desc */ uint8_t fw_txring_prio; /* see ACX100_TXRING_PRIO_ */ uint8_t fw_txdesc_num; /* num of fw tx desc */ uint16_t reserved1; } __packed; #define ACX100_RINGOPT_AUTO_RESET 0x1 #define ACX100_TXRING_PRIO_DEFAULT 0 #define ACX100_SET_RING_END(conf, end) \ do { \ (conf)->fw_ring_end[0] = htole32(end); \ (conf)->fw_ring_end[1] = htole32(end + 8); \ } while (0) struct acx100_conf_memblk_size { struct acx_conf confcom; uint16_t memblk_size; /* size of each mem block */ } __packed; struct acx100_conf_mem { struct acx_conf confcom; uint32_t opt; /* see ACX100_MEMOPT_ */ uint32_t h_rxring_paddr; /* host rx desc start phyaddr */ /* * Memory blocks are controled by hardware * once after they are initialized */ uint32_t rx_memblk_addr; /* start addr of rx mem blocks */ uint32_t tx_memblk_addr; /* start addr of tx mem blocks */ uint16_t rx_memblk_num; /* num of RX mem block */ uint16_t tx_memblk_num; /* num of TX mem block */ } __packed; #define ACX100_MEMOPT_MEM_INSTR 0x00000000 /* memory access instruct */ #define ACX100_MEMOPT_HOSTDESC 0x00010000 /* host indirect desc */ #define ACX100_MEMOPT_MEMBLOCK 0x00020000 /* local mem block list */ #define ACX100_MEMOPT_IO_INSTR 0x00040000 /* IO instruct */ #define ACX100_MEMOPT_PCICONF 0x00080000 /* PCI conf space */ #define ACX100_MEMBLK_ALIGN 0x20 struct acx100_conf_cca_mode { struct acx_conf confcom; uint8_t cca_mode; uint8_t unknown; } __packed; struct acx100_conf_ed_thresh { struct acx_conf confcom; uint8_t ed_thresh; uint8_t unknown[3]; } __packed; struct acx100_conf_wepkey { struct acx_conf confcom; uint8_t action; /* see ACX100_WEPKEY_ACT_ */ uint8_t key_len; uint8_t key_idx; #define ACX100_WEPKEY_LEN 29 uint8_t key[ACX100_WEPKEY_LEN]; } __packed; #define ACX100_WEPKEY_ACT_ADD 1 static const uint16_t acx100_reg[ACXREG_MAX] = { ACXREG(SOFT_RESET, 0x0000), ACXREG(FWMEM_ADDR, 0x0014), ACXREG(FWMEM_DATA, 0x0018), ACXREG(FWMEM_CTRL, 0x001c), ACXREG(FWMEM_START, 0x0020), ACXREG(EVENT_MASK, 0x0034), ACXREG(INTR_TRIG, 0x007c), ACXREG(INTR_MASK, 0x0098), ACXREG(INTR_STATUS, 0x00a4), ACXREG(INTR_STATUS_CLR, 0x00a8), ACXREG(INTR_ACK, 0x00ac), ACXREG(HINTR_TRIG, 0x00b0), ACXREG(RADIO_ENABLE, 0x0104), ACXREG(EEPROM_INIT, 0x02d0), ACXREG(EEPROM_CTRL, 0x0250), ACXREG(EEPROM_ADDR, 0x0254), ACXREG(EEPROM_DATA, 0x0258), ACXREG(EEPROM_CONF, 0x025c), ACXREG(EEPROM_INFO, 0x02ac), ACXREG(PHY_ADDR, 0x0268), ACXREG(PHY_DATA, 0x026c), ACXREG(PHY_CTRL, 0x0270), ACXREG(GPIO_OUT_ENABLE, 0x0290), ACXREG(GPIO_OUT, 0x0298), ACXREG(CMD_REG_OFFSET, 0x02a4), ACXREG(INFO_REG_OFFSET, 0x02a8), ACXREG(RESET_SENSE, 0x02d4), ACXREG(ECPU_CTRL, 0x02d8) }; static const uint8_t acx100_txpower_maxim[21] = { 63, 63, 63, 62, 61, 61, 60, 60, 59, 58, 57, 55, 53, 50, 47, 43, 38, 31, 23, 13, 0 }; static const uint8_t acx100_txpower_rfmd[21] = { 0, 0, 0, 1, 2, 2, 3, 3, 4, 5, 6, 8, 10, 13, 16, 20, 25, 32, 41, 50, 63 }; void acx100_set_param(struct acx_softc *sc) { sc->chip_mem1_rid = PCIR_BAR(1); sc->chip_mem2_rid = PCIR_BAR(2); sc->chip_ioreg = acx100_reg; sc->chip_hw_crypt = 1; sc->chip_intr_enable = ACX100_INTR_ENABLE; sc->chip_intr_disable = ACX100_INTR_DISABLE; sc->chip_gpio_pled = ACX100_GPIO_POWER_LED; sc->chip_ee_eaddr_ofs = ACX100_EE_EADDR_OFS; sc->chip_txdesc1_len = ACX_FRAME_HDRLEN; sc->chip_fw_txdesc_ctrl = DESC_CTRL_AUTODMA | DESC_CTRL_RECLAIM | DESC_CTRL_FIRST_FRAG; sc->chip_phymode = IEEE80211_MODE_11B; sc->chip_chan_flags = IEEE80211_CHAN_B; sc->sc_ic.ic_phytype = IEEE80211_T_DS; sc->sc_ic.ic_sup_rates[IEEE80211_MODE_11B] = ieee80211_std_rateset_11b; sc->chip_init = acx100_init; sc->chip_set_wepkey = acx100_set_wepkey; sc->chip_read_config = acx100_read_config; sc->chip_write_config = acx100_write_config; sc->chip_set_fw_txdesc_rate = acx100_set_fw_txdesc_rate; sc->chip_set_bss_join_param = acx100_set_bss_join_param; sc->chip_proc_wep_rxbuf = acx100_proc_wep_rxbuf; } int acx100_init(struct acx_softc *sc) { struct ifnet *ifp = &sc->sc_ic.ic_if; /* * NOTE: * Order of initialization: * 1) WEP * 2) Templates * 3) Firmware TX/RX ring * 4) Hardware memory * Above order is critical to get a correct memory map */ if (acx100_init_wep(sc) != 0) { printf("%s: %s can't initialize wep\n", ifp->if_xname, __func__); return (ENXIO); } if (acx100_init_tmplt(sc) != 0) { printf("%s: %s can't initialize templates\n", ifp->if_xname, __func__); return (ENXIO); } if (acx100_init_fw_ring(sc) != 0) { printf("%s: %s can't initialize fw ring\n", ifp->if_xname, __func__); return (ENXIO); } if (acx100_init_memory(sc) != 0) { printf("%s: %s can't initialize hw memory\n", ifp->if_xname, __func__); return (ENXIO); } return (0); } int acx100_init_wep(struct acx_softc *sc) { struct acx_conf_wepopt wep_opt; struct acx_conf_mmap mem_map; struct ifnet *ifp = &sc->sc_ic.ic_if; /* Set WEP cache start/end address */ if (acx_get_conf(sc, ACX_CONF_MMAP, &mem_map, sizeof(mem_map)) != 0) { printf("%s: can't get mmap\n", ifp->if_xname); return (1); } mem_map.wep_cache_start = htole32(letoh32(mem_map.code_end) + 4); mem_map.wep_cache_end = htole32(letoh32(mem_map.code_end) + 4); if (acx_set_conf(sc, ACX_CONF_MMAP, &mem_map, sizeof(mem_map)) != 0) { printf("%s: can't set mmap\n", ifp->if_xname); return (1); } /* Set WEP options */ wep_opt.nkey = htole16(IEEE80211_WEP_NKID + 10); wep_opt.opt = WEPOPT_HDWEP; if (acx_set_conf(sc, ACX_CONF_WEPOPT, &wep_opt, sizeof(wep_opt)) != 0) { printf("%s: can't set wep opt\n", ifp->if_xname); return (1); } return (0); } int acx100_init_tmplt(struct acx_softc *sc) { struct acx_conf_mmap mem_map; struct ifnet *ifp = &sc->sc_ic.ic_if; /* Set templates start address */ if (acx_get_conf(sc, ACX_CONF_MMAP, &mem_map, sizeof(mem_map)) != 0) { printf("%s: can't get mmap\n", ifp->if_xname); return (1); } mem_map.pkt_tmplt_start = mem_map.wep_cache_end; if (acx_set_conf(sc, ACX_CONF_MMAP, &mem_map, sizeof(mem_map)) != 0) { printf("%s: can't set mmap\n", ifp->if_xname); return (1); } /* Initialize various packet templates */ if (acx_init_tmplt_ordered(sc) != 0) { printf("%s: can't init tmplt\n", ifp->if_xname); return (1); } return (0); } int acx100_init_fw_ring(struct acx_softc *sc) { struct acx100_conf_fw_ring ring; struct acx_conf_mmap mem_map; struct ifnet *ifp = &sc->sc_ic.ic_if; uint32_t txring_start, rxring_start, ring_end; /* Set firmware descriptor ring start address */ if (acx_get_conf(sc, ACX_CONF_MMAP, &mem_map, sizeof(mem_map)) != 0) { printf("%s: can't get mmap\n", ifp->if_xname); return (1); } txring_start = letoh32(mem_map.pkt_tmplt_end) + 4; rxring_start = txring_start + ACX100_FW_TXRING_SIZE; ring_end = rxring_start + ACX100_FW_RXRING_SIZE; mem_map.fw_desc_start = htole32(txring_start); if (acx_set_conf(sc, ACX_CONF_MMAP, &mem_map, sizeof(mem_map)) != 0) { printf("%s: can't set mmap\n", ifp->if_xname); return (1); } /* Set firmware descriptor ring configure */ bzero(&ring, sizeof(ring)); ring.fw_ring_size = htole32(ACX100_FW_TXRING_SIZE + ACX100_FW_RXRING_SIZE + 8); ring.fw_txring_num = 1; ring.fw_txring_addr = htole32(txring_start); ring.fw_txring_prio = ACX100_TXRING_PRIO_DEFAULT; ring.fw_txdesc_num = 0; /* XXX ignored?? */ ring.fw_rxring_addr = htole32(rxring_start); ring.fw_rxdesc_num = 0; /* XXX ignored?? */ ring.opt = ACX100_RINGOPT_AUTO_RESET; ACX100_SET_RING_END(&ring, ring_end); if (acx_set_conf(sc, ACX100_CONF_FW_RING, &ring, sizeof(ring)) != 0) { printf("%s: can't set fw ring configure\n", ifp->if_xname); return (1); } /* Setup firmware TX/RX descriptor ring */ acx100_init_fw_txring(sc, txring_start); acx100_init_fw_rxring(sc, rxring_start); return (0); } #define MEMBLK_ALIGN(addr) \ (((addr) + (ACX100_MEMBLK_ALIGN - 1)) & ~(ACX100_MEMBLK_ALIGN - 1)) int acx100_init_memory(struct acx_softc *sc) { struct acx100_conf_memblk_size memblk_sz; struct acx100_conf_mem mem; struct acx_conf_mmap mem_map; struct ifnet *ifp = &sc->sc_ic.ic_if; uint32_t memblk_start, memblk_end; int total_memblk, txblk_num, rxblk_num; /* Set memory block start address */ if (acx_get_conf(sc, ACX_CONF_MMAP, &mem_map, sizeof(mem_map)) != 0) { printf("%s: can't get mmap\n", ifp->if_xname); return (1); } mem_map.memblk_start = htole32(MEMBLK_ALIGN(letoh32(mem_map.fw_desc_end) + 4)); if (acx_set_conf(sc, ACX_CONF_MMAP, &mem_map, sizeof(mem_map)) != 0) { printf("%s: can't set mmap\n", ifp->if_xname); return (1); } /* Set memory block size */ memblk_sz.memblk_size = htole16(ACX_MEMBLOCK_SIZE); if (acx_set_conf(sc, ACX_CONF_MEMBLK_SIZE, &memblk_sz, sizeof(memblk_sz)) != 0) { printf("%s: can't set mem block size\n", ifp->if_xname); return (1); } /* Get memory map after setting it */ if (acx_get_conf(sc, ACX_CONF_MMAP, &mem_map, sizeof(mem_map)) != 0) { printf("%s: can't get mmap again\n", ifp->if_xname); return (1); } memblk_start = letoh32(mem_map.memblk_start); memblk_end = letoh32(mem_map.memblk_end); /* Set memory options */ mem.opt = htole32(ACX100_MEMOPT_MEMBLOCK | ACX100_MEMOPT_HOSTDESC); mem.h_rxring_paddr = htole32(sc->sc_ring_data.rx_ring_paddr); total_memblk = (memblk_end - memblk_start) / ACX_MEMBLOCK_SIZE; rxblk_num = total_memblk / 2; /* 50% */ txblk_num = total_memblk - rxblk_num; /* 50% */ DPRINTF(("%s: \ttotal memory blocks\t%d\n" "\trx memory blocks\t%d\n" "\ttx memory blocks\t%d\n", ifp->if_xname, total_memblk, rxblk_num, txblk_num)); mem.rx_memblk_num = htole16(rxblk_num); mem.tx_memblk_num = htole16(txblk_num); mem.rx_memblk_addr = htole32(MEMBLK_ALIGN(memblk_start)); mem.tx_memblk_addr = htole32(MEMBLK_ALIGN(memblk_start + (ACX_MEMBLOCK_SIZE * rxblk_num))); if (acx_set_conf(sc, ACX100_CONF_MEMOPT, &mem, sizeof(mem)) != 0) { printf("%s: can't set mem options\n", ifp->if_xname); return (1); } /* Initialize memory */ if (acx_exec_command(sc, ACXCMD_INIT_MEM, NULL, 0, NULL, 0) != 0) { printf("%s: can't init mem\n", ifp->if_xname); return (1); } return (0); } #undef MEMBLK_ALIGN void acx100_init_fw_txring(struct acx_softc *sc, uint32_t fw_txdesc_start) { struct acx_fw_txdesc fw_desc; struct acx_txbuf *tx_buf; uint32_t desc_paddr, fw_desc_offset; int i; bzero(&fw_desc, sizeof(fw_desc)); fw_desc.f_tx_ctrl = DESC_CTRL_HOSTOWN | DESC_CTRL_RECLAIM | DESC_CTRL_AUTODMA | DESC_CTRL_FIRST_FRAG; tx_buf = sc->sc_buf_data.tx_buf; fw_desc_offset = fw_txdesc_start; desc_paddr = sc->sc_ring_data.tx_ring_paddr; for (i = 0; i < ACX_TX_DESC_CNT; ++i) { fw_desc.f_tx_host_desc = htole32(desc_paddr); if (i == ACX_TX_DESC_CNT - 1) { fw_desc.f_tx_next_desc = htole32(fw_txdesc_start); } else { fw_desc.f_tx_next_desc = htole32(fw_desc_offset + sizeof(struct acx_fw_txdesc)); } tx_buf[i].tb_fwdesc_ofs = fw_desc_offset; DESC_WRITE_REGION_1(sc, fw_desc_offset, &fw_desc, sizeof(fw_desc)); desc_paddr += (2 * sizeof(struct acx_host_desc)); fw_desc_offset += sizeof(fw_desc); } } void acx100_init_fw_rxring(struct acx_softc *sc, uint32_t fw_rxdesc_start) { struct acx_fw_rxdesc fw_desc; uint32_t fw_desc_offset; int i; bzero(&fw_desc, sizeof(fw_desc)); fw_desc.f_rx_ctrl = DESC_CTRL_RECLAIM | DESC_CTRL_AUTODMA; fw_desc_offset = fw_rxdesc_start; for (i = 0; i < ACX_RX_DESC_CNT; ++i) { if (i == ACX_RX_DESC_CNT - 1) { fw_desc.f_rx_next_desc = htole32(fw_rxdesc_start); } else { fw_desc.f_rx_next_desc = htole32(fw_desc_offset + sizeof(struct acx_fw_rxdesc)); } DESC_WRITE_REGION_1(sc, fw_desc_offset, &fw_desc, sizeof(fw_desc)); fw_desc_offset += sizeof(fw_desc); } } int acx100_read_config(struct acx_softc *sc, struct acx_config *conf) { struct acx100_conf_cca_mode cca; struct acx100_conf_ed_thresh ed; struct ifnet *ifp = &sc->sc_ic.ic_if; /* * NOTE: * CCA mode and ED threshold MUST be read during initialization * or the acx100 card won't work as expected */ /* Get CCA mode */ if (acx_get_conf(sc, ACX_CONF_CCA_MODE, &cca, sizeof(cca)) != 0) { printf("%s: %s can't get cca mode\n", ifp->if_xname, __func__); return (ENXIO); } conf->cca_mode = cca.cca_mode; DPRINTF(("%s: cca mode %02x\n", ifp->if_xname, cca.cca_mode)); /* Get ED threshold */ if (acx_get_conf(sc, ACX_CONF_ED_THRESH, &ed, sizeof(ed)) != 0) { printf("%s: %s can't get ed threshold\n", ifp->if_xname, __func__); return (ENXIO); } conf->ed_thresh = ed.ed_thresh; DPRINTF(("%s: ed threshold %02x\n", ifp->if_xname, ed.ed_thresh)); return (0); } int acx100_write_config(struct acx_softc *sc, struct acx_config *conf) { struct acx100_conf_cca_mode cca; struct acx100_conf_ed_thresh ed; struct ifnet *ifp = &sc->sc_ic.ic_if; /* Set CCA mode */ cca.cca_mode = conf->cca_mode; if (acx_set_conf(sc, ACX_CONF_CCA_MODE, &cca, sizeof(cca)) != 0) { printf("%s: %s can't set cca mode\n", ifp->if_xname, __func__); return (ENXIO); } /* Set ED threshold */ ed.ed_thresh = conf->ed_thresh; if (acx_set_conf(sc, ACX_CONF_ED_THRESH, &ed, sizeof(ed)) != 0) { printf("%s: %s can't set ed threshold\n", ifp->if_xname, __func__); return (ENXIO); } /* Set TX power */ acx100_set_txpower(sc); /* ignore return value */ return (0); } int acx100_set_txpower(struct acx_softc *sc) { struct ifnet *ifp = &sc->sc_ic.ic_if; const uint8_t *map; switch (sc->sc_radio_type) { case ACX_RADIO_TYPE_MAXIM: map = acx100_txpower_maxim; break; case ACX_RADIO_TYPE_RFMD: case ACX_RADIO_TYPE_RALINK: map = acx100_txpower_rfmd; break; default: printf("%s: TX power for radio type 0x%02x can't be set yet\n", ifp->if_xname, sc->sc_radio_type); return (1); } acx_write_phyreg(sc, ACXRV_PHYREG_TXPOWER, map[ACX100_TXPOWER]); return (0); } void acx100_set_fw_txdesc_rate(struct acx_softc *sc, struct acx_txbuf *tx_buf, int rate) { FW_TXDESC_SETFIELD_1(sc, tx_buf, f_tx_rate100, ACX100_RATE(rate)); } void acx100_set_bss_join_param(struct acx_softc *sc, void *param, int dtim_intvl) { struct acx100_bss_join *bj = param; bj->dtim_intvl = dtim_intvl; bj->basic_rates = 15; /* XXX */ bj->all_rates = 31; /* XXX */ } int acx100_set_wepkey(struct acx_softc *sc, struct ieee80211_key *k, int k_idx) { struct acx100_conf_wepkey conf_wk; struct ifnet *ifp = &sc->sc_ic.ic_if; if (k->k_len > ACX100_WEPKEY_LEN) { printf("%s: %dth WEP key size beyond %d\n", ifp->if_xname, k_idx, ACX100_WEPKEY_LEN); return EINVAL; } conf_wk.action = ACX100_WEPKEY_ACT_ADD; conf_wk.key_len = k->k_len; conf_wk.key_idx = k_idx; bcopy(k->k_key, conf_wk.key, k->k_len); if (acx_set_conf(sc, ACX_CONF_WEPKEY, &conf_wk, sizeof(conf_wk)) != 0) { printf("%s: %s set %dth WEP key failed\n", ifp->if_xname, __func__, k_idx); return ENXIO; } return 0; } void acx100_proc_wep_rxbuf(struct acx_softc *sc, struct mbuf *m, int *len) { int mac_hdrlen; struct ieee80211_frame *f; /* * Strip leading IV and KID, and trailing CRC */ f = mtod(m, struct ieee80211_frame *); if ((f->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS) mac_hdrlen = sizeof(struct ieee80211_frame_addr4); else mac_hdrlen = sizeof(struct ieee80211_frame); #define IEEEWEP_IVLEN (IEEE80211_WEP_IVLEN + IEEE80211_WEP_KIDLEN) #define IEEEWEP_EXLEN (IEEEWEP_IVLEN + IEEE80211_WEP_CRCLEN) *len = *len - IEEEWEP_EXLEN; /* Move MAC header toward frame body */ ovbcopy(f, (uint8_t *)f + IEEEWEP_IVLEN, mac_hdrlen); m_adj(m, IEEEWEP_IVLEN); #undef IEEEWEP_EXLEN #undef IEEEWEP_IVLEN }