From: Michael Buesch <mb@bu3sch.de>
To: bcm43xx-dev@lists.berlios.de
Cc: linux-wireless@vger.kernel.org
Subject: [PATCH RFT] b43: Add support for new firmware
Date: Thu, 10 Jan 2008 20:46:56 +0100 [thread overview]
Message-ID: <200801102046.56979.mb@bu3sch.de> (raw)
This patch adds support for new firmware.
Please test this on old and new firmware.
To get new firmware, go to
ftp://ftp.linksys.com/opensourcecode/wrt150nv11/1.51.3/
and download the tarball. We don't have a smaller tarball, yet.
That will be fixed later.
You can extract firmware out of the "wl_ap.o" file contained
in this tarball using latest fwcutter. You must pass the option
--unsupported to fwcutter.
Index: wireless-2.6/drivers/net/wireless/b43/dma.c
===================================================================
--- wireless-2.6.orig/drivers/net/wireless/b43/dma.c 2008-01-09 16:59:33.000000000 +0100
+++ wireless-2.6/drivers/net/wireless/b43/dma.c 2008-01-10 18:00:18.000000000 +0100
@@ -804,44 +804,43 @@ struct b43_dmaring *b43_setup_dmaring(st
ring->meta = kcalloc(nr_slots, sizeof(struct b43_dmadesc_meta),
GFP_KERNEL);
if (!ring->meta)
goto err_kfree_ring;
if (for_tx) {
ring->txhdr_cache = kcalloc(nr_slots,
- sizeof(struct b43_txhdr_fw4),
+ b43_txhdr_size(dev),
GFP_KERNEL);
if (!ring->txhdr_cache)
goto err_kfree_meta;
/* test for ability to dma to txhdr_cache */
dma_test = dma_map_single(dev->dev->dev,
ring->txhdr_cache,
- sizeof(struct b43_txhdr_fw4),
+ b43_txhdr_size(dev),
DMA_TO_DEVICE);
if (dma_mapping_error(dma_test)) {
/* ugh realloc */
kfree(ring->txhdr_cache);
ring->txhdr_cache = kcalloc(nr_slots,
- sizeof(struct
- b43_txhdr_fw4),
+ b43_txhdr_size(dev),
GFP_KERNEL | GFP_DMA);
if (!ring->txhdr_cache)
goto err_kfree_meta;
dma_test = dma_map_single(dev->dev->dev,
ring->txhdr_cache,
- sizeof(struct b43_txhdr_fw4),
+ b43_txhdr_size(dev),
DMA_TO_DEVICE);
if (dma_mapping_error(dma_test))
goto err_kfree_txhdr_cache;
}
dma_unmap_single(dev->dev->dev,
- dma_test, sizeof(struct b43_txhdr_fw4),
+ dma_test, b43_txhdr_size(dev),
DMA_TO_DEVICE);
}
ring->dev = dev;
ring->nr_slots = nr_slots;
ring->mmio_base = b43_dmacontroller_base(dma64, controller_index);
@@ -1119,32 +1118,33 @@ static int dma_tx_fragment(struct b43_dm
int err;
struct b43_dmadesc_generic *desc;
struct b43_dmadesc_meta *meta;
struct b43_dmadesc_meta *meta_hdr;
struct sk_buff *bounce_skb;
u16 cookie;
+ size_t hdrsize = b43_txhdr_size(ring->dev);
#define SLOTS_PER_PACKET 2
B43_WARN_ON(skb_shinfo(skb)->nr_frags);
/* Get a slot for the header. */
slot = request_slot(ring);
desc = ops->idx2desc(ring, slot, &meta_hdr);
memset(meta_hdr, 0, sizeof(*meta_hdr));
- header = &(ring->txhdr_cache[slot * sizeof(struct b43_txhdr_fw4)]);
+ header = &(ring->txhdr_cache[slot * hdrsize]);
cookie = generate_cookie(ring, slot);
b43_generate_txhdr(ring->dev, header,
skb->data, skb->len, ctl, cookie);
meta_hdr->dmaaddr = map_descbuffer(ring, (unsigned char *)header,
- sizeof(struct b43_txhdr_fw4), 1);
+ hdrsize, 1);
if (dma_mapping_error(meta_hdr->dmaaddr))
return -EIO;
ops->fill_descriptor(ring, desc, meta_hdr->dmaaddr,
- sizeof(struct b43_txhdr_fw4), 1, 0, 0);
+ hdrsize, 1, 0, 0);
/* Get a slot for the payload. */
slot = request_slot(ring);
desc = ops->idx2desc(ring, slot, &meta);
memset(meta, 0, sizeof(*meta));
@@ -1186,13 +1186,13 @@ static int dma_tx_fragment(struct b43_dm
return 0;
out_free_bounce:
dev_kfree_skb_any(skb);
out_unmap_hdr:
unmap_descbuffer(ring, meta_hdr->dmaaddr,
- sizeof(struct b43_txhdr_fw4), 1);
+ hdrsize, 1);
return err;
}
static inline int should_inject_overflow(struct b43_dmaring *ring)
{
#ifdef CONFIG_B43_DEBUG
@@ -1295,13 +1295,13 @@ void b43_dma_handle_txstatus(struct b43_
if (meta->skb)
unmap_descbuffer(ring, meta->dmaaddr, meta->skb->len,
1);
else
unmap_descbuffer(ring, meta->dmaaddr,
- sizeof(struct b43_txhdr_fw4), 1);
+ b43_txhdr_size(dev), 1);
if (meta->is_last_fragment) {
B43_WARN_ON(!meta->skb);
/* Call back to inform the ieee80211 subsystem about the
* status of the transmission.
* Some fields of txstat are already filled in dma_tx().
Index: wireless-2.6/drivers/net/wireless/b43/main.c
===================================================================
--- wireless-2.6.orig/drivers/net/wireless/b43/main.c 2008-01-09 20:02:57.000000000 +0100
+++ wireless-2.6/drivers/net/wireless/b43/main.c 2008-01-10 20:39:09.000000000 +0100
@@ -1566,17 +1566,23 @@ static void b43_release_firmware(struct
release_firmware(dev->fw.initvals);
dev->fw.initvals = NULL;
release_firmware(dev->fw.initvals_band);
dev->fw.initvals_band = NULL;
}
-static void b43_print_fw_helptext(struct b43_wl *wl)
+static void b43_print_fw_helptext(struct b43_wl *wl, bool error)
{
- b43err(wl, "You must go to "
+ const char *text;
+
+ text = "You must go to "
"http://linuxwireless.org/en/users/Drivers/b43#devicefirmware "
- "and download the correct firmware (version 4).\n");
+ "and download the latest firmware (version 4).\n";
+ if (error)
+ b43err(wl, text);
+ else
+ b43warn(wl, text);
}
static int do_request_fw(struct b43_wldev *dev,
const char *name,
const struct firmware **fw)
{
@@ -1722,13 +1728,13 @@ static int b43_request_firmware(struct b
goto err_load;
}
return 0;
err_load:
- b43_print_fw_helptext(dev->wl);
+ b43_print_fw_helptext(dev->wl, 1);
goto error;
err_no_ucode:
err = -ENODEV;
b43err(dev->wl, "No microcode available for core rev %u\n", rev);
goto error;
@@ -1792,13 +1798,13 @@ static int b43_upload_microcode(struct b
tmp = b43_read32(dev, B43_MMIO_GEN_IRQ_REASON);
if (tmp == B43_IRQ_MAC_SUSPENDED)
break;
i++;
if (i >= 50) {
b43err(dev->wl, "Microcode not responding\n");
- b43_print_fw_helptext(dev->wl);
+ b43_print_fw_helptext(dev->wl, 1);
err = -ENODEV;
goto out;
}
udelay(10);
}
b43_read32(dev, B43_MMIO_GEN_IRQ_REASON); /* dummy read */
@@ -1810,13 +1816,13 @@ static int b43_upload_microcode(struct b
fwtime = b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_UCODETIME);
if (fwrev <= 0x128) {
b43err(dev->wl, "YOUR FIRMWARE IS TOO OLD. Firmware from "
"binary drivers older than version 4.x is unsupported. "
"You must upgrade your firmware files.\n");
- b43_print_fw_helptext(dev->wl);
+ b43_print_fw_helptext(dev->wl, 1);
b43_write32(dev, B43_MMIO_MACCTL, 0);
err = -EOPNOTSUPP;
goto out;
}
b43dbg(dev->wl, "Loading firmware version %u.%u "
"(20%.2i-%.2i-%.2i %.2i:%.2i:%.2i)\n",
@@ -1824,13 +1830,19 @@ static int b43_upload_microcode(struct b
(fwdate >> 12) & 0xF, (fwdate >> 8) & 0xF, fwdate & 0xFF,
(fwtime >> 11) & 0x1F, (fwtime >> 5) & 0x3F, fwtime & 0x1F);
dev->fw.rev = fwrev;
dev->fw.patch = fwpatch;
- out:
+ if (b43_is_old_txhdr_format(dev)) {
+ b43warn(dev->wl, "You are using an old firmware image. "
+ "Support for old firmware will be removed in July 2008.\n");
+ b43_print_fw_helptext(dev->wl, 0);
+ }
+
+out:
return err;
}
static int b43_write_initvals(struct b43_wldev *dev,
const struct b43_iv *ivals,
size_t count,
@@ -1884,13 +1896,13 @@ static int b43_write_initvals(struct b43
goto err_format;
return 0;
err_format:
b43err(dev->wl, "Initial Values Firmware file-format error.\n");
- b43_print_fw_helptext(dev->wl);
+ b43_print_fw_helptext(dev->wl, 1);
return -EPROTO;
}
static int b43_upload_initvals(struct b43_wldev *dev)
{
@@ -2146,37 +2158,43 @@ static void b43_mgmtframe_txantenna(stru
{
u16 ant = 0;
u16 tmp;
switch (antenna) {
case B43_ANTENNA0:
- ant |= B43_TX4_PHY_ANT0;
+ ant |= B43_TXH_PHY_ANT0;
break;
case B43_ANTENNA1:
- ant |= B43_TX4_PHY_ANT1;
+ ant |= B43_TXH_PHY_ANT1;
+ break;
+ case B43_ANTENNA2:
+ ant |= B43_TXH_PHY_ANT2;
+ break;
+ case B43_ANTENNA3:
+ ant |= B43_TXH_PHY_ANT3;
break;
case B43_ANTENNA_AUTO:
- ant |= B43_TX4_PHY_ANTLAST;
+ ant |= B43_TXH_PHY_ANT01AUTO;
break;
default:
B43_WARN_ON(1);
}
/* FIXME We also need to set the other flags of the PHY control field somewhere. */
/* For Beacons */
tmp = b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_BEACPHYCTL);
- tmp = (tmp & ~B43_TX4_PHY_ANT) | ant;
+ tmp = (tmp & ~B43_TXH_PHY_ANT) | ant;
b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_BEACPHYCTL, tmp);
/* For ACK/CTS */
tmp = b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_ACKCTSPHYCTL);
- tmp = (tmp & ~B43_TX4_PHY_ANT) | ant;
+ tmp = (tmp & ~B43_TXH_PHY_ANT) | ant;
b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_ACKCTSPHYCTL, tmp);
/* For Probe Resposes */
tmp = b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_PRPHYCTL);
- tmp = (tmp & ~B43_TX4_PHY_ANT) | ant;
+ tmp = (tmp & ~B43_TXH_PHY_ANT) | ant;
b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_PRPHYCTL, tmp);
}
/* This is the opposite of b43_chip_init() */
static void b43_chip_exit(struct b43_wldev *dev)
{
@@ -2735,12 +2753,16 @@ static int b43_antenna_from_ieee80211(st
case 0: /* default/diversity */
return B43_ANTENNA_DEFAULT;
case 1: /* Antenna 0 */
return B43_ANTENNA0;
case 2: /* Antenna 1 */
return B43_ANTENNA1;
+ case 3: /* Antenna 2 */
+ return B43_ANTENNA2;
+ case 4: /* Antenna 3 */
+ return B43_ANTENNA3;
default:
return B43_ANTENNA_DEFAULT;
}
}
static int b43_op_config(struct ieee80211_hw *hw, struct ieee80211_conf *conf)
Index: wireless-2.6/drivers/net/wireless/b43/xmit.c
===================================================================
--- wireless-2.6.orig/drivers/net/wireless/b43/xmit.c 2008-01-09 16:59:33.000000000 +0100
+++ wireless-2.6/drivers/net/wireless/b43/xmit.c 2008-01-10 20:05:13.000000000 +0100
@@ -174,19 +174,21 @@ static u8 b43_calc_fallback_rate(u8 bitr
return B43_OFDM_RATE_48MB;
}
B43_WARN_ON(1);
return 0;
}
-static void generate_txhdr_fw4(struct b43_wldev *dev,
- struct b43_txhdr_fw4 *txhdr,
- const unsigned char *fragment_data,
- unsigned int fragment_len,
- const struct ieee80211_tx_control *txctl,
- u16 cookie)
+/* Generate a TX data header. */
+void b43_generate_txhdr(struct b43_wldev *dev,
+ u8 *_txhdr,
+ const unsigned char *fragment_data,
+ unsigned int fragment_len,
+ const struct ieee80211_tx_control *txctl,
+ u16 cookie)
{
+ struct b43_txhdr *txhdr = (struct b43_txhdr *)_txhdr;
const struct b43_phy *phy = &dev->phy;
const struct ieee80211_hdr *wlhdr =
(const struct ieee80211_hdr *)fragment_data;
int use_encryption = (!(txctl->flags & IEEE80211_TXCTL_DO_NOT_ENCRYPT));
u16 fctl = le16_to_cpu(wlhdr->frame_control);
u8 rate, rate_fb;
@@ -238,135 +240,177 @@ static void generate_txhdr_fw4(struct b4
B43_WARN_ON(!key->keyconf);
/* Hardware appends ICV. */
plcp_fragment_len += txctl->icv_len;
key_idx = b43_kidx_to_fw(dev, key_idx);
- mac_ctl |= (key_idx << B43_TX4_MAC_KEYIDX_SHIFT) &
- B43_TX4_MAC_KEYIDX;
- mac_ctl |= (key->algorithm << B43_TX4_MAC_KEYALG_SHIFT) &
- B43_TX4_MAC_KEYALG;
+ mac_ctl |= (key_idx << B43_TXH_MAC_KEYIDX_SHIFT) &
+ B43_TXH_MAC_KEYIDX;
+ mac_ctl |= (key->algorithm << B43_TXH_MAC_KEYALG_SHIFT) &
+ B43_TXH_MAC_KEYALG;
wlhdr_len = ieee80211_get_hdrlen(fctl);
iv_len = min((size_t) txctl->iv_len,
ARRAY_SIZE(txhdr->iv));
memcpy(txhdr->iv, ((u8 *) wlhdr) + wlhdr_len, iv_len);
}
- b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)(&txhdr->plcp),
- plcp_fragment_len, rate);
+ if (b43_is_old_txhdr_format(dev)) {
+ b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)(&txhdr->old_format.plcp),
+ plcp_fragment_len, rate);
+ } else {
+ b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)(&txhdr->new_format.plcp),
+ plcp_fragment_len, rate);
+ }
b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)(&txhdr->plcp_fb),
plcp_fragment_len, rate_fb);
/* Extra Frame Types */
if (rate_fb_ofdm)
- extra_ft |= B43_TX4_EFT_FBOFDM;
+ extra_ft |= B43_TXH_EFT_FB_OFDM;
+ else
+ extra_ft |= B43_TXH_EFT_FB_CCK;
/* Set channel radio code. Note that the micrcode ORs 0x100 to
* this value before comparing it to the value in SHM, if this
* is a 5Ghz packet.
*/
txhdr->chan_radio_code = phy->channel;
/* PHY TX Control word */
if (rate_ofdm)
- phy_ctl |= B43_TX4_PHY_OFDM;
+ phy_ctl |= B43_TXH_PHY_ENC_OFDM;
+ else
+ phy_ctl |= B43_TXH_PHY_ENC_CCK;
if (dev->short_preamble)
- phy_ctl |= B43_TX4_PHY_SHORTPRMBL;
+ phy_ctl |= B43_TXH_PHY_SHORTPRMBL;
switch (b43_ieee80211_antenna_sanitize(dev, txctl->antenna_sel_tx)) {
case 0: /* Default */
- phy_ctl |= B43_TX4_PHY_ANTLAST;
+ phy_ctl |= B43_TXH_PHY_ANT01AUTO;
break;
case 1: /* Antenna 0 */
- phy_ctl |= B43_TX4_PHY_ANT0;
+ phy_ctl |= B43_TXH_PHY_ANT0;
break;
case 2: /* Antenna 1 */
- phy_ctl |= B43_TX4_PHY_ANT1;
+ phy_ctl |= B43_TXH_PHY_ANT1;
+ break;
+ case 3: /* Antenna 2 */
+ phy_ctl |= B43_TXH_PHY_ANT2;
+ break;
+ case 4: /* Antenna 3 */
+ phy_ctl |= B43_TXH_PHY_ANT3;
break;
default:
B43_WARN_ON(1);
}
/* MAC control */
if (!(txctl->flags & IEEE80211_TXCTL_NO_ACK))
- mac_ctl |= B43_TX4_MAC_ACK;
+ mac_ctl |= B43_TXH_MAC_ACK;
if (!(((fctl & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_CTL) &&
((fctl & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_PSPOLL)))
- mac_ctl |= B43_TX4_MAC_HWSEQ;
+ mac_ctl |= B43_TXH_MAC_HWSEQ;
if (txctl->flags & IEEE80211_TXCTL_FIRST_FRAGMENT)
- mac_ctl |= B43_TX4_MAC_STMSDU;
+ mac_ctl |= B43_TXH_MAC_STMSDU;
if (phy->type == B43_PHYTYPE_A)
- mac_ctl |= B43_TX4_MAC_5GHZ;
+ mac_ctl |= B43_TXH_MAC_5GHZ;
if (txctl->flags & IEEE80211_TXCTL_LONG_RETRY_LIMIT)
- mac_ctl |= B43_TX4_MAC_LONGFRAME;
+ mac_ctl |= B43_TXH_MAC_LONGFRAME;
/* Generate the RTS or CTS-to-self frame */
if ((txctl->flags & IEEE80211_TXCTL_USE_RTS_CTS) ||
(txctl->flags & IEEE80211_TXCTL_USE_CTS_PROTECT)) {
unsigned int len;
struct ieee80211_hdr *hdr;
int rts_rate, rts_rate_fb;
int rts_rate_ofdm, rts_rate_fb_ofdm;
+ struct b43_plcp_hdr6 *plcp;
rts_rate = txctl->rts_cts_rate;
rts_rate_ofdm = b43_is_ofdm_rate(rts_rate);
rts_rate_fb = b43_calc_fallback_rate(rts_rate);
rts_rate_fb_ofdm = b43_is_ofdm_rate(rts_rate_fb);
if (txctl->flags & IEEE80211_TXCTL_USE_CTS_PROTECT) {
+ struct ieee80211_cts *cts;
+
+ if (b43_is_old_txhdr_format(dev)) {
+ cts = (struct ieee80211_cts *)
+ (txhdr->old_format.rts_frame);
+ } else {
+ cts = (struct ieee80211_cts *)
+ (txhdr->new_format.rts_frame);
+ }
ieee80211_ctstoself_get(dev->wl->hw, txctl->vif,
fragment_data, fragment_len,
- txctl,
- (struct ieee80211_cts *)(txhdr->
- rts_frame));
- mac_ctl |= B43_TX4_MAC_SENDCTS;
+ txctl, cts);
+ mac_ctl |= B43_TXH_MAC_SENDCTS;
len = sizeof(struct ieee80211_cts);
} else {
+ struct ieee80211_rts *rts;
+
+ if (b43_is_old_txhdr_format(dev)) {
+ rts = (struct ieee80211_rts *)
+ (txhdr->old_format.rts_frame);
+ } else {
+ rts = (struct ieee80211_rts *)
+ (txhdr->new_format.rts_frame);
+ }
ieee80211_rts_get(dev->wl->hw, txctl->vif,
- fragment_data, fragment_len, txctl,
- (struct ieee80211_rts *)(txhdr->
- rts_frame));
- mac_ctl |= B43_TX4_MAC_SENDRTS;
+ fragment_data, fragment_len,
+ txctl, rts);
+ mac_ctl |= B43_TXH_MAC_SENDRTS;
len = sizeof(struct ieee80211_rts);
}
len += FCS_LEN;
- b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)(&txhdr->
- rts_plcp), len,
- rts_rate);
- b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)(&txhdr->
- rts_plcp_fb),
+
+ /* Generate the PLCP headers for the RTS/CTS frame */
+ if (b43_is_old_txhdr_format(dev))
+ plcp = &txhdr->old_format.rts_plcp;
+ else
+ plcp = &txhdr->new_format.rts_plcp;
+ b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)plcp,
+ len, rts_rate);
+ plcp = &txhdr->rts_plcp_fb;
+ b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)plcp,
len, rts_rate_fb);
- hdr = (struct ieee80211_hdr *)(&txhdr->rts_frame);
+
+ if (b43_is_old_txhdr_format(dev)) {
+ hdr = (struct ieee80211_hdr *)
+ (&txhdr->old_format.rts_frame);
+ } else {
+ hdr = (struct ieee80211_hdr *)
+ (&txhdr->new_format.rts_frame);
+ }
txhdr->rts_dur_fb = hdr->duration_id;
+
if (rts_rate_ofdm) {
- extra_ft |= B43_TX4_EFT_RTSOFDM;
+ extra_ft |= B43_TXH_EFT_RTS_OFDM;
txhdr->phy_rate_rts =
b43_plcp_get_ratecode_ofdm(rts_rate);
- } else
+ } else {
+ extra_ft |= B43_TXH_EFT_RTS_CCK;
txhdr->phy_rate_rts =
b43_plcp_get_ratecode_cck(rts_rate);
+ }
if (rts_rate_fb_ofdm)
- extra_ft |= B43_TX4_EFT_RTSFBOFDM;
+ extra_ft |= B43_TXH_EFT_RTSFB_OFDM;
+ else
+ extra_ft |= B43_TXH_EFT_RTSFB_CCK;
}
/* Magic cookie */
- txhdr->cookie = cpu_to_le16(cookie);
+ if (b43_is_old_txhdr_format(dev))
+ txhdr->old_format.cookie = cpu_to_le16(cookie);
+ else
+ txhdr->new_format.cookie = cpu_to_le16(cookie);
/* Apply the bitfields */
txhdr->mac_ctl = cpu_to_le32(mac_ctl);
txhdr->phy_ctl = cpu_to_le16(phy_ctl);
txhdr->extra_ft = extra_ft;
-}
-void b43_generate_txhdr(struct b43_wldev *dev,
- u8 * txhdr,
- const unsigned char *fragment_data,
- unsigned int fragment_len,
- const struct ieee80211_tx_control *txctl, u16 cookie)
-{
- generate_txhdr_fw4(dev, (struct b43_txhdr_fw4 *)txhdr,
- fragment_data, fragment_len, txctl, cookie);
}
static s8 b43_rssi_postprocess(struct b43_wldev *dev,
u8 in_rssi, int ofdm,
int adjust_2053, int adjust_2050)
{
Index: wireless-2.6/drivers/net/wireless/b43/xmit.h
===================================================================
--- wireless-2.6.orig/drivers/net/wireless/b43/xmit.h 2008-01-09 16:59:33.000000000 +0100
+++ wireless-2.6/drivers/net/wireless/b43/xmit.h 2008-01-10 20:23:10.000000000 +0100
@@ -16,74 +16,166 @@ _b43_declare_plcp_hdr(4);
/* struct b43_plcp_hdr6 */
_b43_declare_plcp_hdr(6);
#undef _b43_declare_plcp_hdr
/* TX header for v4 firmware */
-struct b43_txhdr_fw4 {
- __le32 mac_ctl; /* MAC TX control */
- __le16 mac_frame_ctl; /* Copy of the FrameControl field */
+struct b43_txhdr {
+ __le32 mac_ctl; /* MAC TX control */
+ __le16 mac_frame_ctl; /* Copy of the FrameControl field */
__le16 tx_fes_time_norm; /* TX FES Time Normal */
- __le16 phy_ctl; /* PHY TX control */
- __le16 phy_ctl_0; /* Unused */
- __le16 phy_ctl_1; /* Unused */
- __le16 phy_ctl_rts_0; /* Unused */
- __le16 phy_ctl_rts_1; /* Unused */
- __u8 phy_rate; /* PHY rate */
- __u8 phy_rate_rts; /* PHY rate for RTS/CTS */
- __u8 extra_ft; /* Extra Frame Types */
- __u8 chan_radio_code; /* Channel Radio Code */
- __u8 iv[16]; /* Encryption IV */
- __u8 tx_receiver[6]; /* TX Frame Receiver address */
- __le16 tx_fes_time_fb; /* TX FES Time Fallback */
- struct b43_plcp_hdr6 rts_plcp_fb; /* RTS fallback PLCP */
- __le16 rts_dur_fb; /* RTS fallback duration */
- struct b43_plcp_hdr6 plcp_fb; /* Fallback PLCP */
- __le16 dur_fb; /* Fallback duration */
- __le16 mm_dur_time; /* Unused */
- __le16 mm_dur_time_fb; /* Unused */
- __le32 time_stamp; /* Timestamp */
- PAD_BYTES(2);
- __le16 cookie; /* TX frame cookie */
- __le16 tx_status; /* TX status */
- struct b43_plcp_hdr6 rts_plcp; /* RTS PLCP */
- __u8 rts_frame[16]; /* The RTS frame (if used) */
- PAD_BYTES(2);
- struct b43_plcp_hdr6 plcp; /* Main PLCP */
+ __le16 phy_ctl; /* PHY TX control */
+ __le16 phy_ctl1; /* PHY TX control word 1 */
+ __le16 phy_ctl1_fb; /* PHY TX control word 1 for fallback rates */
+ __le16 phy_ctl1_rts; /* PHY TX control word 1 RTS */
+ __le16 phy_ctl1_rts_fb; /* PHY TX control word 1 RTS for fallback rates */
+ __u8 phy_rate; /* PHY rate */
+ __u8 phy_rate_rts; /* PHY rate for RTS/CTS */
+ __u8 extra_ft; /* Extra Frame Types */
+ __u8 chan_radio_code; /* Channel Radio Code */
+ __u8 iv[16]; /* Encryption IV */
+ __u8 tx_receiver[6]; /* TX Frame Receiver address */
+ __le16 tx_fes_time_fb; /* TX FES Time Fallback */
+ struct b43_plcp_hdr6 rts_plcp_fb; /* RTS fallback PLCP header */
+ __le16 rts_dur_fb; /* RTS fallback duration */
+ struct b43_plcp_hdr6 plcp_fb; /* Fallback PLCP header */
+ __le16 dur_fb; /* Fallback duration */
+ __le16 mimo_modelen; /* MIMO mode length */
+ __le16 mimo_ratelen_fb; /* MIMO fallback rate length */
+ __le32 timeout; /* Timeout */
+
+ union {
+ /* The new r410 format. */
+ struct {
+ __le16 mimo_antenna; /* MIMO antenna select */
+ __le16 preload_size; /* Preload size */
+ PAD_BYTES(2);
+ __le16 cookie; /* TX frame cookie */
+ __le16 tx_status; /* TX status */
+ struct b43_plcp_hdr6 rts_plcp; /* RTS PLCP header */
+ __u8 rts_frame[16]; /* The RTS frame (if used) */
+ PAD_BYTES(2);
+ struct b43_plcp_hdr6 plcp; /* Main PLCP header */
+ } new_format __attribute__ ((__packed__));
+
+ /* The old r351 format. */
+ struct {
+ PAD_BYTES(2);
+ __le16 cookie; /* TX frame cookie */
+ __le16 tx_status; /* TX status */
+ struct b43_plcp_hdr6 rts_plcp; /* RTS PLCP header */
+ __u8 rts_frame[16]; /* The RTS frame (if used) */
+ PAD_BYTES(2);
+ struct b43_plcp_hdr6 plcp; /* Main PLCP header */
+ } old_format __attribute__ ((__packed__));
+
+ } __attribute__ ((__packed__));
} __attribute__ ((__packed__));
/* MAC TX control */
-#define B43_TX4_MAC_KEYIDX 0x0FF00000 /* Security key index */
-#define B43_TX4_MAC_KEYIDX_SHIFT 20
-#define B43_TX4_MAC_KEYALG 0x00070000 /* Security key algorithm */
-#define B43_TX4_MAC_KEYALG_SHIFT 16
-#define B43_TX4_MAC_LIFETIME 0x00001000
-#define B43_TX4_MAC_FRAMEBURST 0x00000800
-#define B43_TX4_MAC_SENDCTS 0x00000400
-#define B43_TX4_MAC_AMPDU 0x00000300
-#define B43_TX4_MAC_AMPDU_SHIFT 8
-#define B43_TX4_MAC_5GHZ 0x00000080
-#define B43_TX4_MAC_IGNPMQ 0x00000020
-#define B43_TX4_MAC_HWSEQ 0x00000010 /* Use Hardware Sequence Number */
-#define B43_TX4_MAC_STMSDU 0x00000008 /* Start MSDU */
-#define B43_TX4_MAC_SENDRTS 0x00000004
-#define B43_TX4_MAC_LONGFRAME 0x00000002
-#define B43_TX4_MAC_ACK 0x00000001
+#define B43_TXH_MAC_USEFBR 0x10000000 /* Use fallback rate for this AMPDU */
+#define B43_TXH_MAC_KEYIDX 0x0FF00000 /* Security key index */
+#define B43_TXH_MAC_KEYIDX_SHIFT 20
+#define B43_TXH_MAC_KEYALG 0x00070000 /* Security key algorithm */
+#define B43_TXH_MAC_KEYALG_SHIFT 16
+#define B43_TXH_MAC_AMIC 0x00008000 /* AMIC */
+#define B43_TXH_MAC_RIFS 0x00004000 /* Use RIFS */
+#define B43_TXH_MAC_LIFETIME 0x00002000 /* Lifetime */
+#define B43_TXH_MAC_FRAMEBURST 0x00001000 /* Frameburst */
+#define B43_TXH_MAC_SENDCTS 0x00000800 /* Send CTS-to-self */
+#define B43_TXH_MAC_AMPDU 0x00000600 /* AMPDU status */
+#define B43_TXH_MAC_AMPDU_MPDU 0x00000000 /* Regular MPDU, not an AMPDU */
+#define B43_TXH_MAC_AMPDU_FIRST 0x00000200 /* First MPDU or AMPDU */
+#define B43_TXH_MAC_AMPDU_INTER 0x00000400 /* Intermediate MPDU or AMPDU */
+#define B43_TXH_MAC_AMPDU_LAST 0x00000600 /* Last (or only) MPDU of AMPDU */
+#define B43_TXH_MAC_40MHZ 0x00000100 /* Use 40 MHz bandwidth */
+#define B43_TXH_MAC_5GHZ 0x00000080 /* 5GHz band */
+#define B43_TXH_MAC_DFCS 0x00000040 /* DFCS */
+#define B43_TXH_MAC_IGNPMQ 0x00000020 /* Ignore PMQ */
+#define B43_TXH_MAC_HWSEQ 0x00000010 /* Use Hardware Sequence Number */
+#define B43_TXH_MAC_STMSDU 0x00000008 /* Start MSDU */
+#define B43_TXH_MAC_SENDRTS 0x00000004 /* Send RTS */
+#define B43_TXH_MAC_LONGFRAME 0x00000002 /* Long frame */
+#define B43_TXH_MAC_ACK 0x00000001 /* Immediate ACK */
/* Extra Frame Types */
-#define B43_TX4_EFT_FBOFDM 0x0001 /* Data frame fallback rate type */
-#define B43_TX4_EFT_RTSOFDM 0x0004 /* RTS/CTS rate type */
-#define B43_TX4_EFT_RTSFBOFDM 0x0010 /* RTS/CTS fallback rate type */
+#define B43_TXH_EFT_FB 0x03 /* Data frame fallback encoding */
+#define B43_TXH_EFT_FB_CCK 0x00 /* CCK */
+#define B43_TXH_EFT_FB_OFDM 0x01 /* OFDM */
+#define B43_TXH_EFT_FB_EWC 0x02 /* EWC */
+#define B43_TXH_EFT_FB_N 0x03 /* N */
+#define B43_TXH_EFT_RTS 0x0C /* RTS/CTS encoding */
+#define B43_TXH_EFT_RTS_CCK 0x00 /* CCK */
+#define B43_TXH_EFT_RTS_OFDM 0x04 /* OFDM */
+#define B43_TXH_EFT_RTS_EWC 0x08 /* EWC */
+#define B43_TXH_EFT_RTS_N 0x0C /* N */
+#define B43_TXH_EFT_RTSFB 0x30 /* RTS/CTS fallback encoding */
+#define B43_TXH_EFT_RTSFB_CCK 0x00 /* CCK */
+#define B43_TXH_EFT_RTSFB_OFDM 0x10 /* OFDM */
+#define B43_TXH_EFT_RTSFB_EWC 0x20 /* EWC */
+#define B43_TXH_EFT_RTSFB_N 0x30 /* N */
/* PHY TX control word */
-#define B43_TX4_PHY_OFDM 0x0001 /* Data frame rate type */
-#define B43_TX4_PHY_SHORTPRMBL 0x0010 /* Use short preamble */
-#define B43_TX4_PHY_ANT 0x03C0 /* Antenna selection */
-#define B43_TX4_PHY_ANT0 0x0000 /* Use antenna 0 */
-#define B43_TX4_PHY_ANT1 0x0100 /* Use antenna 1 */
-#define B43_TX4_PHY_ANTLAST 0x0300 /* Use last used antenna */
+#define B43_TXH_PHY_ENC 0x0003 /* Data frame encoding */
+#define B43_TXH_PHY_ENC_CCK 0x0000 /* CCK */
+#define B43_TXH_PHY_ENC_OFDM 0x0001 /* OFDM */
+#define B43_TXH_PHY_ENC_EWC 0x0002 /* EWC */
+#define B43_TXH_PHY_ENC_N 0x0003 /* N */
+#define B43_TXH_PHY_SHORTPRMBL 0x0010 /* Use short preamble */
+#define B43_TXH_PHY_ANT 0x03C0 /* Antenna selection */
+#define B43_TXH_PHY_ANT0 0x0000 /* Use antenna 0 */
+#define B43_TXH_PHY_ANT1 0x0040 /* Use antenna 1 */
+#define B43_TXH_PHY_ANT01AUTO 0x00C0 /* Use antenna 0/1 auto */
+#define B43_TXH_PHY_ANT2 0x0100 /* Use antenna 2 */
+#define B43_TXH_PHY_ANT3 0x0200 /* Use antenna 3 */
+#define B43_TXH_PHY_TXPWR 0xFC00 /* TX power */
+#define B43_TXH_PHY_TXPWR_SHIFT 10
+
+/* PHY TX control word 1 */
+#define B43_TXH_PHY1_BW 0x0007 /* Bandwidth */
+#define B43_TXH_PHY1_BW_10 0x0000 /* 10 MHz */
+#define B43_TXH_PHY1_BW_10U 0x0001 /* 10 MHz upper */
+#define B43_TXH_PHY1_BW_20 0x0002 /* 20 MHz */
+#define B43_TXH_PHY1_BW_20U 0x0003 /* 20 MHz upper */
+#define B43_TXH_PHY1_BW_40 0x0004 /* 40 MHz */
+#define B43_TXH_PHY1_BW_40DUP 0x0005 /* 50 MHz duplicate */
+#define B43_TXH_PHY1_MODE 0x0038 /* Mode */
+#define B43_TXH_PHY1_MODE_SISO 0x0000 /* SISO */
+#define B43_TXH_PHY1_MODE_CDD 0x0008 /* CDD */
+#define B43_TXH_PHY1_MODE_STBC 0x0010 /* STBC */
+#define B43_TXH_PHY1_MODE_SDM 0x0018 /* SDM */
+#define B43_TXH_PHY1_CRATE 0x0700 /* Coding rate */
+#define B43_TXH_PHY1_CRATE_1_2 0x0000 /* 1/2 */
+#define B43_TXH_PHY1_CRATE_2_3 0x0100 /* 2/3 */
+#define B43_TXH_PHY1_CRATE_3_4 0x0200 /* 3/4 */
+#define B43_TXH_PHY1_CRATE_4_5 0x0300 /* 4/5 */
+#define B43_TXH_PHY1_CRATE_5_6 0x0400 /* 5/6 */
+#define B43_TXH_PHY1_CRATE_7_8 0x0600 /* 7/8 */
+#define B43_TXH_PHY1_MODUL 0x3800 /* Modulation scheme */
+#define B43_TXH_PHY1_MODUL_BPSK 0x0000 /* BPSK */
+#define B43_TXH_PHY1_MODUL_QPSK 0x0800 /* QPSK */
+#define B43_TXH_PHY1_MODUL_QAM16 0x1000 /* QAM16 */
+#define B43_TXH_PHY1_MODUL_QAM64 0x1800 /* QAM64 */
+#define B43_TXH_PHY1_MODUL_QAM256 0x2000 /* QAM256 */
+
+
+/* r351 firmware compatibility stuff. */
+static inline
+bool b43_is_old_txhdr_format(struct b43_wldev *dev)
+{
+ return (dev->fw.rev <= 351);
+}
+
+static inline
+size_t b43_txhdr_size(struct b43_wldev *dev)
+{
+ if (b43_is_old_txhdr_format(dev))
+ return 100 + sizeof(struct b43_plcp_hdr6);
+ return 104 + sizeof(struct b43_plcp_hdr6);
+}
+
void b43_generate_txhdr(struct b43_wldev *dev,
u8 * txhdr,
const unsigned char *fragment_data,
unsigned int fragment_len,
const struct ieee80211_tx_control *txctl, u16 cookie);
Index: wireless-2.6/Documentation/feature-removal-schedule.txt
===================================================================
--- wireless-2.6.orig/Documentation/feature-removal-schedule.txt 2007-12-20 18:53:57.000000000 +0100
+++ wireless-2.6/Documentation/feature-removal-schedule.txt 2008-01-10 20:29:48.000000000 +0100
@@ -355,6 +355,15 @@ What: rc80211-simple rate control algori
When: 2.6.26
Files: net/mac80211/rc80211-simple.c
Why: This algorithm was provided for reference but always exhibited bad
responsiveness and performance and has some serious flaws. It has been
replaced by rc80211-pid.
Who: Stefano Brivio <stefano.brivio@polimi.it>
+
+---------------------------
+
+What: b43 support for firmware revision < 410
+When: July 2008
+Why: The support code for the old firmware hurts code readability/maintainability
+ and slightly hurts runtime performance. Bugfixes for the old firmware
+ are not provided by Broadcom anymore.
+Who: Michael Buesch <mb@bu3sch.de>
Index: wireless-2.6/drivers/net/wireless/b43/phy.h
===================================================================
--- wireless-2.6.orig/drivers/net/wireless/b43/phy.h 2008-01-09 18:48:42.000000000 +0100
+++ wireless-2.6/drivers/net/wireless/b43/phy.h 2008-01-10 19:57:45.000000000 +0100
@@ -177,12 +177,14 @@ void b43_gtab_write(struct b43_wldev *de
enum {
B43_ANTENNA0, /* Antenna 0 */
B43_ANTENNA1, /* Antenna 0 */
B43_ANTENNA_AUTO1, /* Automatic, starting with antenna 1 */
B43_ANTENNA_AUTO0, /* Automatic, starting with antenna 0 */
+ B43_ANTENNA2,
+ B43_ANTENNA3 = 8,
B43_ANTENNA_AUTO = B43_ANTENNA_AUTO0,
B43_ANTENNA_DEFAULT = B43_ANTENNA_AUTO,
};
enum {
next reply other threads:[~2008-01-10 19:51 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-10 19:46 Michael Buesch [this message]
2008-01-11 16:40 ` [PATCH RFT] b43: Add support for new firmware Larry Finger
2008-01-11 16:43 ` Martin Marques
2008-01-11 17:17 ` Larry Finger
2008-01-11 16:47 ` Michael Buesch
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