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FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/nvram/@/dev/malo/if_malohal.c |
/*-
* Copyright (c) 2007 Marvell Semiconductor, Inc.
* Copyright (c) 2007 Sam Leffler, Errno Consulting
* Copyright (c) 2008 Weongyo Jeong <weongyo@freebsd.org>
* All rights reserved.
*
* 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,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
* redistribution must be conditioned upon including a substantially
* similar Disclaimer requirement for further binary redistribution.
*
* NO WARRANTY
* 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 NONINFRINGEMENT, MERCHANTIBILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
*/
#include <sys/cdefs.h>
#ifdef __FreeBSD__
__FBSDID("$FreeBSD: release/9.1.0/sys/dev/malo/if_malohal.c 190550 2009-03-30 11:23:14Z weongyo $");
#endif
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/endian.h>
#include <sys/kernel.h>
#include <sys/firmware.h>
#include <sys/socket.h>
#include <machine/bus.h>
#include <sys/bus.h>
#include <net/if.h>
#include <net/if_dl.h>
#include <net/if_media.h>
#include <net80211/ieee80211_var.h>
#include <dev/malo/if_malo.h>
#define MALO_WAITOK 1
#define MALO_NOWAIT 0
#define _CMD_SETUP(pCmd, _type, _cmd) do { \
pCmd = (_type *)&mh->mh_cmdbuf[0]; \
memset(pCmd, 0, sizeof(_type)); \
pCmd->cmdhdr.cmd = htole16(_cmd); \
pCmd->cmdhdr.length = htole16(sizeof(_type)); \
} while (0)
static __inline uint32_t
malo_hal_read4(struct malo_hal *mh, bus_size_t off)
{
return bus_space_read_4(mh->mh_iot, mh->mh_ioh, off);
}
static __inline void
malo_hal_write4(struct malo_hal *mh, bus_size_t off, uint32_t val)
{
bus_space_write_4(mh->mh_iot, mh->mh_ioh, off, val);
}
static void
malo_hal_load_cb(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
{
bus_addr_t *paddr = (bus_addr_t*) arg;
KASSERT(error == 0, ("error %u on bus_dma callback", error));
*paddr = segs->ds_addr;
}
/*
* Setup for communication with the device. We allocate
* a command buffer and map it for bus dma use. The pci
* device id is used to identify whether the device has
* SRAM on it (in which case f/w download must include a
* memory controller reset). All bus i/o operations happen
* in BAR 1; the driver passes in the tag and handle we need.
*/
struct malo_hal *
malo_hal_attach(device_t dev, uint16_t devid,
bus_space_handle_t ioh, bus_space_tag_t iot, bus_dma_tag_t tag)
{
int error;
struct malo_hal *mh;
mh = malloc(sizeof(struct malo_hal), M_DEVBUF, M_NOWAIT | M_ZERO);
if (mh == NULL)
return NULL;
mh->mh_dev = dev;
mh->mh_ioh = ioh;
mh->mh_iot = iot;
snprintf(mh->mh_mtxname, sizeof(mh->mh_mtxname),
"%s_hal", device_get_nameunit(dev));
mtx_init(&mh->mh_mtx, mh->mh_mtxname, NULL, MTX_DEF);
/*
* Allocate the command buffer and map into the address
* space of the h/w. We request "coherent" memory which
* will be uncached on some architectures.
*/
error = bus_dma_tag_create(tag, /* parent */
PAGE_SIZE, 0, /* alignment, bounds */
BUS_SPACE_MAXADDR_32BIT, /* lowaddr */
BUS_SPACE_MAXADDR, /* highaddr */
NULL, NULL, /* filter, filterarg */
MALO_CMDBUF_SIZE, /* maxsize */
1, /* nsegments */
MALO_CMDBUF_SIZE, /* maxsegsize */
BUS_DMA_ALLOCNOW, /* flags */
NULL, /* lockfunc */
NULL, /* lockarg */
&mh->mh_dmat);
if (error != 0) {
device_printf(dev, "unable to allocate memory for cmd tag, "
"error %u\n", error);
goto fail;
}
/* allocate descriptors */
error = bus_dmamap_create(mh->mh_dmat, BUS_DMA_NOWAIT, &mh->mh_dmamap);
if (error != 0) {
device_printf(dev, "unable to create dmamap for cmd buffers, "
"error %u\n", error);
goto fail;
}
error = bus_dmamem_alloc(mh->mh_dmat, (void**) &mh->mh_cmdbuf,
BUS_DMA_NOWAIT | BUS_DMA_COHERENT,
&mh->mh_dmamap);
if (error != 0) {
device_printf(dev, "unable to allocate memory for cmd buffer, "
"error %u\n", error);
goto fail;
}
error = bus_dmamap_load(mh->mh_dmat, mh->mh_dmamap,
mh->mh_cmdbuf, MALO_CMDBUF_SIZE,
malo_hal_load_cb, &mh->mh_cmdaddr,
BUS_DMA_NOWAIT);
if (error != 0) {
device_printf(dev, "unable to load cmd buffer, error %u\n",
error);
goto fail;
}
return (mh);
fail:
if (mh->mh_dmamap != NULL) {
bus_dmamap_unload(mh->mh_dmat, mh->mh_dmamap);
if (mh->mh_cmdbuf != NULL)
bus_dmamem_free(mh->mh_dmat, mh->mh_cmdbuf,
mh->mh_dmamap);
bus_dmamap_destroy(mh->mh_dmat, mh->mh_dmamap);
}
if (mh->mh_dmat)
bus_dma_tag_destroy(mh->mh_dmat);
free(mh, M_DEVBUF);
return (NULL);
}
/*
* Low level firmware cmd block handshake support.
*/
static void
malo_hal_send_cmd(struct malo_hal *mh)
{
uint32_t dummy;
bus_dmamap_sync(mh->mh_dmat, mh->mh_dmamap,
BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
malo_hal_write4(mh, MALO_REG_GEN_PTR, mh->mh_cmdaddr);
dummy = malo_hal_read4(mh, MALO_REG_INT_CODE);
malo_hal_write4(mh, MALO_REG_H2A_INTERRUPT_EVENTS,
MALO_H2ARIC_BIT_DOOR_BELL);
}
static int
malo_hal_waitforcmd(struct malo_hal *mh, uint16_t cmd)
{
#define MAX_WAIT_FW_COMPLETE_ITERATIONS 10000
int i;
for (i = 0; i < MAX_WAIT_FW_COMPLETE_ITERATIONS; i++) {
if (mh->mh_cmdbuf[0] == le16toh(cmd))
return 1;
DELAY(1 * 1000);
}
return 0;
#undef MAX_WAIT_FW_COMPLETE_ITERATIONS
}
static int
malo_hal_execute_cmd(struct malo_hal *mh, unsigned short cmd)
{
MALO_HAL_LOCK_ASSERT(mh);
if ((mh->mh_flags & MHF_FWHANG) &&
(mh->mh_debug & MALO_HAL_DEBUG_IGNHANG) == 0) {
device_printf(mh->mh_dev, "firmware hung, skipping cmd 0x%x\n",
cmd);
return ENXIO;
}
if (malo_hal_read4(mh, MALO_REG_INT_CODE) == 0xffffffff) {
device_printf(mh->mh_dev, "%s: device not present!\n",
__func__);
return EIO;
}
malo_hal_send_cmd(mh);
if (!malo_hal_waitforcmd(mh, cmd | 0x8000)) {
device_printf(mh->mh_dev,
"timeout waiting for f/w cmd 0x%x\n", cmd);
mh->mh_flags |= MHF_FWHANG;
return ETIMEDOUT;
}
bus_dmamap_sync(mh->mh_dmat, mh->mh_dmamap,
BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
return 0;
}
static int
malo_hal_get_cal_table(struct malo_hal *mh, uint8_t annex, uint8_t index)
{
struct malo_cmd_caltable *cmd;
int ret;
MALO_HAL_LOCK_ASSERT(mh);
_CMD_SETUP(cmd, struct malo_cmd_caltable, MALO_HOSTCMD_GET_CALTABLE);
cmd->annex = annex;
cmd->index = index;
ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_GET_CALTABLE);
if (ret == 0 && cmd->caltbl[0] != annex && annex != 0 && annex != 255)
ret = EIO;
return ret;
}
static int
malo_hal_get_pwrcal_table(struct malo_hal *mh, struct malo_hal_caldata *cal)
{
const uint8_t *data;
int len;
MALO_HAL_LOCK(mh);
/* NB: we hold the lock so it's ok to use cmdbuf */
data = ((const struct malo_cmd_caltable *) mh->mh_cmdbuf)->caltbl;
if (malo_hal_get_cal_table(mh, 33, 0) == 0) {
len = (data[2] | (data[3] << 8)) - 12;
/* XXX validate len */
memcpy(cal->pt_ratetable_20m, &data[12], len);
}
mh->mh_flags |= MHF_CALDATA;
MALO_HAL_UNLOCK(mh);
return 0;
}
/*
* Reset internal state after a firmware download.
*/
static int
malo_hal_resetstate(struct malo_hal *mh)
{
/*
* Fetch cal data for later use.
* XXX may want to fetch other stuff too.
*/
if ((mh->mh_flags & MHF_CALDATA) == 0)
malo_hal_get_pwrcal_table(mh, &mh->mh_caldata);
return 0;
}
static void
malo_hal_fw_reset(struct malo_hal *mh)
{
if (malo_hal_read4(mh, MALO_REG_INT_CODE) == 0xffffffff) {
device_printf(mh->mh_dev, "%s: device not present!\n",
__func__);
return;
}
malo_hal_write4(mh, MALO_REG_H2A_INTERRUPT_EVENTS, MALO_ISR_RESET);
mh->mh_flags &= ~MHF_FWHANG;
}
static void
malo_hal_trigger_pcicmd(struct malo_hal *mh)
{
uint32_t dummy;
bus_dmamap_sync(mh->mh_dmat, mh->mh_dmamap, BUS_DMASYNC_PREWRITE);
malo_hal_write4(mh, MALO_REG_GEN_PTR, mh->mh_cmdaddr);
dummy = malo_hal_read4(mh, MALO_REG_INT_CODE);
malo_hal_write4(mh, MALO_REG_INT_CODE, 0x00);
dummy = malo_hal_read4(mh, MALO_REG_INT_CODE);
malo_hal_write4(mh, MALO_REG_H2A_INTERRUPT_EVENTS,
MALO_H2ARIC_BIT_DOOR_BELL);
dummy = malo_hal_read4(mh, MALO_REG_INT_CODE);
}
static int
malo_hal_waitfor(struct malo_hal *mh, uint32_t val)
{
int i;
for (i = 0; i < MALO_FW_MAX_NUM_CHECKS; i++) {
DELAY(MALO_FW_CHECK_USECS);
if (malo_hal_read4(mh, MALO_REG_INT_CODE) == val)
return 0;
}
return -1;
}
/*
* Firmware block xmit when talking to the boot-rom.
*/
static int
malo_hal_send_helper(struct malo_hal *mh, int bsize,
const void *data, size_t dsize, int waitfor)
{
mh->mh_cmdbuf[0] = htole16(MALO_HOSTCMD_CODE_DNLD);
mh->mh_cmdbuf[1] = htole16(bsize);
memcpy(&mh->mh_cmdbuf[4], data , dsize);
malo_hal_trigger_pcicmd(mh);
if (waitfor == MALO_NOWAIT)
goto pass;
/* XXX 2000 vs 200 */
if (malo_hal_waitfor(mh, MALO_INT_CODE_CMD_FINISHED) != 0) {
device_printf(mh->mh_dev,
"%s: timeout waiting for CMD_FINISHED, INT_CODE 0x%x\n",
__func__, malo_hal_read4(mh, MALO_REG_INT_CODE));
return ETIMEDOUT;
}
pass:
malo_hal_write4(mh, MALO_REG_INT_CODE, 0);
return (0);
}
static int
malo_hal_fwload_helper(struct malo_hal *mh, char *helper)
{
const struct firmware *fw;
int error;
fw = firmware_get(helper);
if (fw == NULL) {
device_printf(mh->mh_dev, "could not read microcode %s!\n",
helper);
return (EIO);
}
device_printf(mh->mh_dev, "load %s firmware image (%zu bytes)\n",
helper, fw->datasize);
error = malo_hal_send_helper(mh, fw->datasize, fw->data, fw->datasize,
MALO_WAITOK);
if (error != 0)
goto fail;
/* tell the card we're done and... */
error = malo_hal_send_helper(mh, 0, NULL, 0, MALO_NOWAIT);
fail:
firmware_put(fw, FIRMWARE_UNLOAD);
return (error);
}
/*
* Firmware block xmit when talking to the 1st-stage loader.
*/
static int
malo_hal_send_main(struct malo_hal *mh, const void *data, size_t dsize,
uint16_t seqnum, int waitfor)
{
mh->mh_cmdbuf[0] = htole16(MALO_HOSTCMD_CODE_DNLD);
mh->mh_cmdbuf[1] = htole16(dsize);
mh->mh_cmdbuf[2] = htole16(seqnum);
mh->mh_cmdbuf[3] = 0;
memcpy(&mh->mh_cmdbuf[4], data, dsize);
malo_hal_trigger_pcicmd(mh);
if (waitfor == MALO_NOWAIT)
goto pass;
if (malo_hal_waitfor(mh, MALO_INT_CODE_CMD_FINISHED) != 0) {
device_printf(mh->mh_dev,
"%s: timeout waiting for CMD_FINISHED, INT_CODE 0x%x\n",
__func__, malo_hal_read4(mh, MALO_REG_INT_CODE));
return ETIMEDOUT;
}
pass:
malo_hal_write4(mh, MALO_REG_INT_CODE, 0);
return 0;
}
static int
malo_hal_fwload_main(struct malo_hal *mh, char *firmware)
{
const struct firmware *fw;
const uint8_t *fp;
int error;
size_t count;
uint16_t seqnum;
uint32_t blocksize;
error = 0;
fw = firmware_get(firmware);
if (fw == NULL) {
device_printf(mh->mh_dev, "could not read firmware %s!\n",
firmware);
return (EIO);
}
device_printf(mh->mh_dev, "load %s firmware image (%zu bytes)\n",
firmware, fw->datasize);
seqnum = 1;
for (count = 0; count < fw->datasize; count += blocksize) {
blocksize = MIN(256, fw->datasize - count);
fp = (const uint8_t *)fw->data + count;
error = malo_hal_send_main(mh, fp, blocksize, seqnum++,
MALO_NOWAIT);
if (error != 0)
goto fail;
DELAY(500);
}
/*
* send a command with size 0 to tell that the firmware has been
* uploaded
*/
error = malo_hal_send_main(mh, NULL, 0, seqnum++, MALO_NOWAIT);
DELAY(100);
fail:
firmware_put(fw, FIRMWARE_UNLOAD);
return (error);
}
int
malo_hal_fwload(struct malo_hal *mh, char *helper, char *firmware)
{
int error, i;
uint32_t fwreadysig, opmode;
/*
* NB: now malo(4) supports only STA mode. It will be better if it
* supports AP mode.
*/
fwreadysig = MALO_HOSTCMD_STA_FWRDY_SIGNATURE;
opmode = MALO_HOSTCMD_STA_MODE;
malo_hal_fw_reset(mh);
malo_hal_write4(mh, MALO_REG_A2H_INTERRUPT_CLEAR_SEL,
MALO_A2HRIC_BIT_MASK);
malo_hal_write4(mh, MALO_REG_A2H_INTERRUPT_CAUSE, 0x00);
malo_hal_write4(mh, MALO_REG_A2H_INTERRUPT_MASK, 0x00);
malo_hal_write4(mh, MALO_REG_A2H_INTERRUPT_STATUS_MASK,
MALO_A2HRIC_BIT_MASK);
error = malo_hal_fwload_helper(mh, helper);
if (error != 0) {
device_printf(mh->mh_dev, "failed to load bootrom loader.\n");
goto fail;
}
DELAY(200 * MALO_FW_CHECK_USECS);
error = malo_hal_fwload_main(mh, firmware);
if (error != 0) {
device_printf(mh->mh_dev, "failed to load firmware.\n");
goto fail;
}
/*
* Wait for firmware to startup; we monitor the INT_CODE register
* waiting for a signature to written back indicating it's ready to go.
*/
mh->mh_cmdbuf[1] = 0;
if (opmode != MALO_HOSTCMD_STA_MODE)
malo_hal_trigger_pcicmd(mh);
for (i = 0; i < MALO_FW_MAX_NUM_CHECKS; i++) {
malo_hal_write4(mh, MALO_REG_GEN_PTR, opmode);
DELAY(MALO_FW_CHECK_USECS);
if (malo_hal_read4(mh, MALO_REG_INT_CODE) == fwreadysig) {
malo_hal_write4(mh, MALO_REG_INT_CODE, 0x00);
return malo_hal_resetstate(mh);
}
}
return ETIMEDOUT;
fail:
malo_hal_fw_reset(mh);
return (error);
}
/*
* Return "hw specs". Note this must be the first cmd MUST be done after
* a firmware download or the f/w will lockup.
*/
int
malo_hal_gethwspecs(struct malo_hal *mh, struct malo_hal_hwspec *hw)
{
struct malo_cmd_get_hwspec *cmd;
int ret;
MALO_HAL_LOCK(mh);
_CMD_SETUP(cmd, struct malo_cmd_get_hwspec, MALO_HOSTCMD_GET_HW_SPEC);
memset(&cmd->permaddr[0], 0xff, IEEE80211_ADDR_LEN);
cmd->ul_fw_awakecookie = htole32((unsigned int)mh->mh_cmdaddr + 2048);
ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_GET_HW_SPEC);
if (ret == 0) {
IEEE80211_ADDR_COPY(hw->macaddr, cmd->permaddr);
hw->wcbbase[0] = le32toh(cmd->wcbbase0) & 0x0000ffff;
hw->wcbbase[1] = le32toh(cmd->wcbbase1) & 0x0000ffff;
hw->wcbbase[2] = le32toh(cmd->wcbbase2) & 0x0000ffff;
hw->wcbbase[3] = le32toh(cmd->wcbbase3) & 0x0000ffff;
hw->rxdesc_read = le32toh(cmd->rxpdrd_ptr)& 0x0000ffff;
hw->rxdesc_write = le32toh(cmd->rxpdwr_ptr)& 0x0000ffff;
hw->regioncode = le16toh(cmd->regioncode) & 0x00ff;
hw->fw_releasenum = le32toh(cmd->fw_releasenum);
hw->maxnum_wcb = le16toh(cmd->num_wcb);
hw->maxnum_mcaddr = le16toh(cmd->num_mcastaddr);
hw->num_antenna = le16toh(cmd->num_antenna);
hw->hwversion = cmd->version;
hw->hostinterface = cmd->hostif;
}
MALO_HAL_UNLOCK(mh);
return ret;
}
void
malo_hal_detach(struct malo_hal *mh)
{
bus_dmamem_free(mh->mh_dmat, mh->mh_cmdbuf, mh->mh_dmamap);
bus_dmamap_destroy(mh->mh_dmat, mh->mh_dmamap);
bus_dma_tag_destroy(mh->mh_dmat);
mtx_destroy(&mh->mh_mtx);
free(mh, M_DEVBUF);
}
/*
* Configure antenna use. Takes effect immediately.
*
* XXX tx antenna setting ignored
* XXX rx antenna setting should always be 3 (for now)
*/
int
malo_hal_setantenna(struct malo_hal *mh, enum malo_hal_antenna dirset, int ant)
{
struct malo_cmd_rf_antenna *cmd;
int ret;
if (!(dirset == MHA_ANTENNATYPE_RX || dirset == MHA_ANTENNATYPE_TX))
return EINVAL;
MALO_HAL_LOCK(mh);
_CMD_SETUP(cmd, struct malo_cmd_rf_antenna,
MALO_HOSTCMD_802_11_RF_ANTENNA);
cmd->action = htole16(dirset);
if (ant == 0) { /* default to all/both antennae */
/* XXX never reach now. */
ant = 3;
}
cmd->mode = htole16(ant);
ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_802_11_RF_ANTENNA);
MALO_HAL_UNLOCK(mh);
return ret;
}
/*
* Configure radio. Takes effect immediately.
*
* XXX preamble installed after set fixed rate cmd
*/
int
malo_hal_setradio(struct malo_hal *mh, int onoff,
enum malo_hal_preamble preamble)
{
struct malo_cmd_radio_control *cmd;
int ret;
MALO_HAL_LOCK(mh);
_CMD_SETUP(cmd, struct malo_cmd_radio_control,
MALO_HOSTCMD_802_11_RADIO_CONTROL);
cmd->action = htole16(MALO_HOSTCMD_ACT_GEN_SET);
if (onoff == 0)
cmd->control = 0;
else
cmd->control = htole16(preamble);
cmd->radio_on = htole16(onoff);
ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_802_11_RADIO_CONTROL);
MALO_HAL_UNLOCK(mh);
return ret;
}
/*
* Set the interrupt mask.
*/
void
malo_hal_intrset(struct malo_hal *mh, uint32_t mask)
{
malo_hal_write4(mh, MALO_REG_A2H_INTERRUPT_MASK, 0);
(void)malo_hal_read4(mh, MALO_REG_INT_CODE);
mh->mh_imask = mask;
malo_hal_write4(mh, MALO_REG_A2H_INTERRUPT_MASK, mask);
(void)malo_hal_read4(mh, MALO_REG_INT_CODE);
}
int
malo_hal_setchannel(struct malo_hal *mh, const struct malo_hal_channel *chan)
{
struct malo_cmd_fw_set_rf_channel *cmd;
int ret;
MALO_HAL_LOCK(mh);
_CMD_SETUP(cmd, struct malo_cmd_fw_set_rf_channel,
MALO_HOSTCMD_SET_RF_CHANNEL);
cmd->action = htole16(MALO_HOSTCMD_ACT_GEN_SET);
cmd->cur_channel = chan->channel;
ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_SET_RF_CHANNEL);
MALO_HAL_UNLOCK(mh);
return ret;
}
int
malo_hal_settxpower(struct malo_hal *mh, const struct malo_hal_channel *c)
{
struct malo_cmd_rf_tx_power *cmd;
const struct malo_hal_caldata *cal = &mh->mh_caldata;
uint8_t chan = c->channel;
uint16_t pow;
int i, idx, ret;
MALO_HAL_LOCK(mh);
_CMD_SETUP(cmd, struct malo_cmd_rf_tx_power,
MALO_HOSTCMD_802_11_RF_TX_POWER);
cmd->action = htole16(MALO_HOSTCMD_ACT_GEN_SET_LIST);
for (i = 0; i < 4; i++) {
idx = (chan - 1) * 4 + i;
pow = cal->pt_ratetable_20m[idx];
cmd->power_levellist[i] = htole16(pow);
}
ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_802_11_RF_TX_POWER);
MALO_HAL_UNLOCK(mh);
return ret;
}
int
malo_hal_setpromisc(struct malo_hal *mh, int enable)
{
/* XXX need host cmd */
return 0;
}
int
malo_hal_setassocid(struct malo_hal *mh,
const uint8_t bssid[IEEE80211_ADDR_LEN], uint16_t associd)
{
struct malo_cmd_fw_set_aid *cmd;
int ret;
MALO_HAL_LOCK(mh);
_CMD_SETUP(cmd, struct malo_cmd_fw_set_aid,
MALO_HOSTCMD_SET_AID);
cmd->cmdhdr.seqnum = 1;
cmd->associd = htole16(associd);
IEEE80211_ADDR_COPY(&cmd->macaddr[0], bssid);
ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_SET_AID);
MALO_HAL_UNLOCK(mh);
return ret;
}
/*
* Kick the firmware to tell it there are new tx descriptors
* for processing. The driver says what h/w q has work in
* case the f/w ever gets smarter.
*/
void
malo_hal_txstart(struct malo_hal *mh, int qnum)
{
bus_space_write_4(mh->mh_iot, mh->mh_ioh,
MALO_REG_H2A_INTERRUPT_EVENTS, MALO_H2ARIC_BIT_PPA_READY);
(void) bus_space_read_4(mh->mh_iot, mh->mh_ioh, MALO_REG_INT_CODE);
}
/*
* Return the current ISR setting and clear the cause.
*/
void
malo_hal_getisr(struct malo_hal *mh, uint32_t *status)
{
uint32_t cause;
cause = bus_space_read_4(mh->mh_iot, mh->mh_ioh,
MALO_REG_A2H_INTERRUPT_CAUSE);
if (cause == 0xffffffff) { /* card removed */
cause = 0;
} else if (cause != 0) {
/* clear cause bits */
bus_space_write_4(mh->mh_iot, mh->mh_ioh,
MALO_REG_A2H_INTERRUPT_CAUSE, cause &~ mh->mh_imask);
(void) bus_space_read_4(mh->mh_iot, mh->mh_ioh,
MALO_REG_INT_CODE);
cause &= mh->mh_imask;
}
*status = cause;
}
/*
* Callback from the driver on a cmd done interrupt. Nothing to do right
* now as we spin waiting for cmd completion.
*/
void
malo_hal_cmddone(struct malo_hal *mh)
{
/* NB : do nothing. */
}
int
malo_hal_prescan(struct malo_hal *mh)
{
struct malo_cmd_prescan *cmd;
int ret;
MALO_HAL_LOCK(mh);
_CMD_SETUP(cmd, struct malo_cmd_prescan, MALO_HOSTCMD_SET_PRE_SCAN);
cmd->cmdhdr.seqnum = 1;
ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_SET_PRE_SCAN);
MALO_HAL_UNLOCK(mh);
return ret;
}
int
malo_hal_postscan(struct malo_hal *mh, uint8_t *macaddr, uint8_t ibsson)
{
struct malo_cmd_postscan *cmd;
int ret;
MALO_HAL_LOCK(mh);
_CMD_SETUP(cmd, struct malo_cmd_postscan, MALO_HOSTCMD_SET_POST_SCAN);
cmd->cmdhdr.seqnum = 1;
cmd->isibss = htole32(ibsson);
IEEE80211_ADDR_COPY(&cmd->bssid[0], macaddr);
ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_SET_POST_SCAN);
MALO_HAL_UNLOCK(mh);
return ret;
}
int
malo_hal_set_slot(struct malo_hal *mh, int is_short)
{
int ret;
struct malo_cmd_fw_setslot *cmd;
MALO_HAL_LOCK(mh);
_CMD_SETUP(cmd, struct malo_cmd_fw_setslot, MALO_HOSTCMD_SET_SLOT);
cmd->action = htole16(MALO_HOSTCMD_ACT_GEN_SET);
cmd->slot = (is_short == 1 ? 1 : 0);
ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_SET_SLOT);
MALO_HAL_UNLOCK(mh);
return ret;
}
int
malo_hal_set_rate(struct malo_hal *mh, uint16_t curmode, uint8_t rate)
{
int i, ret;
struct malo_cmd_set_rate *cmd;
MALO_HAL_LOCK(mh);
_CMD_SETUP(cmd, struct malo_cmd_set_rate, MALO_HOSTCMD_SET_RATE);
cmd->aprates[0] = 2;
cmd->aprates[1] = 4;
cmd->aprates[2] = 11;
cmd->aprates[3] = 22;
if (curmode == IEEE80211_MODE_11G) {
cmd->aprates[4] = 0; /* XXX reserved? */
cmd->aprates[5] = 12;
cmd->aprates[6] = 18;
cmd->aprates[7] = 24;
cmd->aprates[8] = 36;
cmd->aprates[9] = 48;
cmd->aprates[10] = 72;
cmd->aprates[11] = 96;
cmd->aprates[12] = 108;
}
if (rate != 0) {
/* fixed rate */
for (i = 0; i < 13; i++) {
if (cmd->aprates[i] == rate) {
cmd->rateindex = i;
cmd->dataratetype = 1;
break;
}
}
}
ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_SET_RATE);
MALO_HAL_UNLOCK(mh);
return ret;
}
int
malo_hal_setmcast(struct malo_hal *mh, int nmc, const uint8_t macs[])
{
struct malo_cmd_mcast *cmd;
int ret;
if (nmc > MALO_HAL_MCAST_MAX)
return EINVAL;
MALO_HAL_LOCK(mh);
_CMD_SETUP(cmd, struct malo_cmd_mcast, MALO_HOSTCMD_MAC_MULTICAST_ADR);
memcpy(cmd->maclist, macs, nmc * IEEE80211_ADDR_LEN);
cmd->numaddr = htole16(nmc);
cmd->action = htole16(0xffff);
ret = malo_hal_execute_cmd(mh, MALO_HOSTCMD_MAC_MULTICAST_ADR);
MALO_HAL_UNLOCK(mh);
return ret;
}