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Diffstat (limited to '')
| -rw-r--r-- | carl9170fw/carlfw/src/cmd.c | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/carl9170fw/carlfw/src/cmd.c b/carl9170fw/carlfw/src/cmd.c new file mode 100644 index 0000000..5382083 --- /dev/null +++ b/carl9170fw/carlfw/src/cmd.c @@ -0,0 +1,154 @@ +/* + * carl9170 firmware - used by the ar9170 wireless device + * + * Code to handle commands from the host driver. + * + * Copyright (c) 2000-2005 ZyDAS Technology Corporation + * Copyright (c) 2007-2009 Atheros Communications, Inc. + * Copyright 2009 Johannes Berg <johannes@sipsolutions.net> + * Copyright 2009-2011 Christian Lamparter <chunkeey@googlemail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "carl9170.h" +#include "io.h" +#include "cam.h" +#include "rf.h" +#include "printf.h" +#include "timer.h" +#include "wl.h" +#include "wol.h" + +void handle_cmd(struct carl9170_rsp *resp) +{ + struct carl9170_cmd *cmd = &dma_mem.reserved.cmd.cmd; + unsigned int i; + + /* copies cmd, len and extra fields */ + resp->hdr.len = cmd->hdr.len; + resp->hdr.cmd = cmd->hdr.cmd; + resp->hdr.ext = cmd->hdr.ext; + resp->hdr.seq |= cmd->hdr.seq; + + switch (cmd->hdr.cmd & ~CARL9170_CMD_ASYNC_FLAG) { + case CARL9170_CMD_RREG: + for (i = 0; i < (cmd->hdr.len / 4); i++) + resp->rreg_res.vals[i] = get(cmd->rreg.regs[i]); + break; + + case CARL9170_CMD_WREG: + resp->hdr.len = 0; + for (i = 0; i < (cmd->hdr.len / 8); i++) + set(cmd->wreg.regs[i].addr, cmd->wreg.regs[i].val); + break; + + case CARL9170_CMD_ECHO: + memcpy(resp->echo.vals, cmd->echo.vals, cmd->hdr.len); + break; + + case CARL9170_CMD_SWRST: +#ifdef CONFIG_CARL9170FW_FW_MAC_RESET + /* + * Command has no payload, so the response + * has no payload either. + * resp->hdr.len = 0; + */ + fw.wlan.mac_reset = CARL9170_MAC_RESET_FORCE; +#endif /* CONFIG_CARL9170FW_FW_MAC_RESET */ + break; + + case CARL9170_CMD_REBOOT: + /* + * resp->len = 0; + */ + fw.reboot = 1; + break; + + case CARL9170_CMD_READ_TSF: + resp->hdr.len = 8; + read_tsf((uint32_t *)resp->tsf.tsf); + break; + + case CARL9170_CMD_RX_FILTER: + resp->hdr.len = 0; + fw.wlan.rx_filter = cmd->rx_filter.rx_filter; + break; + + case CARL9170_CMD_WOL: + wol_cmd(&cmd->wol); + break; + + case CARL9170_CMD_TALLY: + resp->hdr.len = sizeof(struct carl9170_tally_rsp); + memcpy(&resp->tally, &fw.tally, sizeof(struct carl9170_tally_rsp)); + resp->tally.tick = fw.ticks_per_usec; + memset(&fw.tally, 0, sizeof(struct carl9170_tally_rsp)); + break; + +#ifdef CONFIG_CARL9170FW_CAB_QUEUE + case CARL9170_CMD_BCN_CTRL: + resp->hdr.len = 0; + + if (cmd->bcn_ctrl.mode & CARL9170_BCN_CTRL_CAB_TRIGGER) { + wlan_modify_beacon(cmd->bcn_ctrl.vif_id, + cmd->bcn_ctrl.bcn_addr, cmd->bcn_ctrl.bcn_len); + set(AR9170_MAC_REG_BCN_ADDR, cmd->bcn_ctrl.bcn_addr); + set(AR9170_MAC_REG_BCN_LENGTH, cmd->bcn_ctrl.bcn_len); + set(AR9170_MAC_REG_BCN_CTRL, AR9170_BCN_CTRL_READY); + } else { + wlan_cab_flush_queue(cmd->bcn_ctrl.vif_id); + fw.wlan.cab_flush_trigger[cmd->bcn_ctrl.vif_id] = CARL9170_CAB_TRIGGER_EMPTY; + } + break; +#endif /* CONFIG_CARL9170FW_CAB_QUEUE */ + +#ifdef CONFIG_CARL9170FW_SECURITY_ENGINE + case CARL9170_CMD_EKEY: + resp->hdr.len = 0; + set_key(&cmd->setkey); + break; + + case CARL9170_CMD_DKEY: + resp->hdr.len = 0; + disable_key(&cmd->disablekey); + break; +#endif /* CONFIG_CARL9170FW_SECURITY_ENGINE */ + +#ifdef CONFIG_CARL9170FW_RADIO_FUNCTIONS + case CARL9170_CMD_FREQUENCY: + case CARL9170_CMD_RF_INIT: + rf_cmd(cmd, resp); + break; + + case CARL9170_CMD_FREQ_START: + /* + * resp->hdr.len = 0; + */ + rf_notify_set_channel(); + break; + + case CARL9170_CMD_PSM: + resp->hdr.len = 0; + fw.phy.psm.state = le32_to_cpu(cmd->psm.state); + rf_psm(); + break; +#endif /* CONFIG_CARL9170FW_RADIO_FUNCTIONS */ + + default: + BUG("Unknown command %x\n", cmd->hdr.cmd); + break; + } +} |