/lib/firmware/carl9170fw/carlfw/src/cmd.c is in linux-firmware 1.127.24.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 | /*
* 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;
}
}
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