763 lines
18 KiB
C
763 lines
18 KiB
C
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static int prism2_enable_aux_port(struct net_device *dev, int enable)
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{
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u16 val, reg;
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int i, tries;
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unsigned long flags;
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struct hostap_interface *iface;
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local_info_t *local;
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iface = netdev_priv(dev);
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local = iface->local;
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if (local->no_pri) {
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if (enable) {
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PDEBUG(DEBUG_EXTRA2, "%s: no PRI f/w - assuming Aux "
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"port is already enabled\n", dev->name);
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}
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return 0;
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}
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spin_lock_irqsave(&local->cmdlock, flags);
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/* wait until busy bit is clear */
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tries = HFA384X_CMD_BUSY_TIMEOUT;
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while (HFA384X_INW(HFA384X_CMD_OFF) & HFA384X_CMD_BUSY && tries > 0) {
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tries--;
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udelay(1);
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}
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if (tries == 0) {
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reg = HFA384X_INW(HFA384X_CMD_OFF);
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spin_unlock_irqrestore(&local->cmdlock, flags);
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printk("%s: prism2_enable_aux_port - timeout - reg=0x%04x\n",
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dev->name, reg);
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return -ETIMEDOUT;
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}
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val = HFA384X_INW(HFA384X_CONTROL_OFF);
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if (enable) {
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HFA384X_OUTW(HFA384X_AUX_MAGIC0, HFA384X_PARAM0_OFF);
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HFA384X_OUTW(HFA384X_AUX_MAGIC1, HFA384X_PARAM1_OFF);
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HFA384X_OUTW(HFA384X_AUX_MAGIC2, HFA384X_PARAM2_OFF);
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if ((val & HFA384X_AUX_PORT_MASK) != HFA384X_AUX_PORT_DISABLED)
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printk("prism2_enable_aux_port: was not disabled!?\n");
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val &= ~HFA384X_AUX_PORT_MASK;
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val |= HFA384X_AUX_PORT_ENABLE;
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} else {
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HFA384X_OUTW(0, HFA384X_PARAM0_OFF);
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HFA384X_OUTW(0, HFA384X_PARAM1_OFF);
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HFA384X_OUTW(0, HFA384X_PARAM2_OFF);
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if ((val & HFA384X_AUX_PORT_MASK) != HFA384X_AUX_PORT_ENABLED)
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printk("prism2_enable_aux_port: was not enabled!?\n");
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val &= ~HFA384X_AUX_PORT_MASK;
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val |= HFA384X_AUX_PORT_DISABLE;
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}
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HFA384X_OUTW(val, HFA384X_CONTROL_OFF);
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udelay(5);
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i = 10000;
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while (i > 0) {
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val = HFA384X_INW(HFA384X_CONTROL_OFF);
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val &= HFA384X_AUX_PORT_MASK;
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if ((enable && val == HFA384X_AUX_PORT_ENABLED) ||
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(!enable && val == HFA384X_AUX_PORT_DISABLED))
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break;
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udelay(10);
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i--;
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}
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spin_unlock_irqrestore(&local->cmdlock, flags);
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if (i == 0) {
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printk("prism2_enable_aux_port(%d) timed out\n",
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enable);
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return -ETIMEDOUT;
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}
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return 0;
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}
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static int hfa384x_from_aux(struct net_device *dev, unsigned int addr, int len,
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void *buf)
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{
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u16 page, offset;
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if (addr & 1 || len & 1)
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return -1;
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page = addr >> 7;
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offset = addr & 0x7f;
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HFA384X_OUTW(page, HFA384X_AUXPAGE_OFF);
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HFA384X_OUTW(offset, HFA384X_AUXOFFSET_OFF);
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udelay(5);
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#ifdef PRISM2_PCI
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{
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__le16 *pos = (__le16 *) buf;
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while (len > 0) {
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*pos++ = HFA384X_INW_DATA(HFA384X_AUXDATA_OFF);
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len -= 2;
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}
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}
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#else /* PRISM2_PCI */
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HFA384X_INSW(HFA384X_AUXDATA_OFF, buf, len / 2);
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#endif /* PRISM2_PCI */
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return 0;
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}
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static int hfa384x_to_aux(struct net_device *dev, unsigned int addr, int len,
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void *buf)
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{
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u16 page, offset;
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if (addr & 1 || len & 1)
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return -1;
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page = addr >> 7;
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offset = addr & 0x7f;
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HFA384X_OUTW(page, HFA384X_AUXPAGE_OFF);
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HFA384X_OUTW(offset, HFA384X_AUXOFFSET_OFF);
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udelay(5);
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#ifdef PRISM2_PCI
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{
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__le16 *pos = (__le16 *) buf;
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while (len > 0) {
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HFA384X_OUTW_DATA(*pos++, HFA384X_AUXDATA_OFF);
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len -= 2;
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}
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}
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#else /* PRISM2_PCI */
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HFA384X_OUTSW(HFA384X_AUXDATA_OFF, buf, len / 2);
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#endif /* PRISM2_PCI */
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return 0;
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}
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static int prism2_pda_ok(u8 *buf)
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{
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__le16 *pda = (__le16 *) buf;
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int pos;
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u16 len, pdr;
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if (buf[0] == 0xff && buf[1] == 0x00 && buf[2] == 0xff &&
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buf[3] == 0x00)
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return 0;
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pos = 0;
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while (pos + 1 < PRISM2_PDA_SIZE / 2) {
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len = le16_to_cpu(pda[pos]);
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pdr = le16_to_cpu(pda[pos + 1]);
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if (len == 0 || pos + len > PRISM2_PDA_SIZE / 2)
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return 0;
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if (pdr == 0x0000 && len == 2) {
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/* PDA end found */
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return 1;
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}
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pos += len + 1;
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}
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return 0;
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}
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static int prism2_download_aux_dump(struct net_device *dev,
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unsigned int addr, int len, u8 *buf)
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{
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int res;
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prism2_enable_aux_port(dev, 1);
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res = hfa384x_from_aux(dev, addr, len, buf);
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prism2_enable_aux_port(dev, 0);
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if (res)
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return -1;
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return 0;
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}
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static u8 * prism2_read_pda(struct net_device *dev)
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{
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u8 *buf;
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int res, i, found = 0;
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#define NUM_PDA_ADDRS 4
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unsigned int pda_addr[NUM_PDA_ADDRS] = {
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0x7f0000 /* others than HFA3841 */,
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0x3f0000 /* HFA3841 */,
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0x390000 /* apparently used in older cards */,
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0x7f0002 /* Intel PRO/Wireless 2011B (PCI) */,
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};
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buf = kmalloc(PRISM2_PDA_SIZE, GFP_KERNEL);
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if (buf == NULL)
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return NULL;
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/* Note: wlan card should be in initial state (just after init cmd)
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* and no other operations should be performed concurrently. */
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prism2_enable_aux_port(dev, 1);
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for (i = 0; i < NUM_PDA_ADDRS; i++) {
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PDEBUG(DEBUG_EXTRA2, "%s: trying to read PDA from 0x%08x",
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dev->name, pda_addr[i]);
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res = hfa384x_from_aux(dev, pda_addr[i], PRISM2_PDA_SIZE, buf);
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if (res)
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continue;
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if (res == 0 && prism2_pda_ok(buf)) {
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PDEBUG2(DEBUG_EXTRA2, ": OK\n");
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found = 1;
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break;
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} else {
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PDEBUG2(DEBUG_EXTRA2, ": failed\n");
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}
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}
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prism2_enable_aux_port(dev, 0);
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if (!found) {
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printk(KERN_DEBUG "%s: valid PDA not found\n", dev->name);
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kfree(buf);
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buf = NULL;
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}
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return buf;
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}
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static int prism2_download_volatile(local_info_t *local,
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struct prism2_download_data *param)
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{
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struct net_device *dev = local->dev;
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int ret = 0, i;
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u16 param0, param1;
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if (local->hw_downloading) {
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printk(KERN_WARNING "%s: Already downloading - aborting new "
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"request\n", dev->name);
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return -1;
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}
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local->hw_downloading = 1;
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if (local->pri_only) {
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hfa384x_disable_interrupts(dev);
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} else {
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prism2_hw_shutdown(dev, 0);
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if (prism2_hw_init(dev, 0)) {
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printk(KERN_WARNING "%s: Could not initialize card for"
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" download\n", dev->name);
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ret = -1;
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goto out;
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}
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}
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if (prism2_enable_aux_port(dev, 1)) {
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printk(KERN_WARNING "%s: Could not enable AUX port\n",
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dev->name);
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ret = -1;
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goto out;
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}
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param0 = param->start_addr & 0xffff;
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param1 = param->start_addr >> 16;
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HFA384X_OUTW(0, HFA384X_PARAM2_OFF);
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HFA384X_OUTW(param1, HFA384X_PARAM1_OFF);
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if (hfa384x_cmd_wait(dev, HFA384X_CMDCODE_DOWNLOAD |
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(HFA384X_PROGMODE_ENABLE_VOLATILE << 8),
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param0)) {
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printk(KERN_WARNING "%s: Download command execution failed\n",
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dev->name);
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ret = -1;
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goto out;
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}
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for (i = 0; i < param->num_areas; i++) {
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PDEBUG(DEBUG_EXTRA2, "%s: Writing %d bytes at 0x%08x\n",
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dev->name, param->data[i].len, param->data[i].addr);
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if (hfa384x_to_aux(dev, param->data[i].addr,
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param->data[i].len, param->data[i].data)) {
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printk(KERN_WARNING "%s: RAM download at 0x%08x "
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"(len=%d) failed\n", dev->name,
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param->data[i].addr, param->data[i].len);
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ret = -1;
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goto out;
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}
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}
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HFA384X_OUTW(param1, HFA384X_PARAM1_OFF);
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HFA384X_OUTW(0, HFA384X_PARAM2_OFF);
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if (hfa384x_cmd_no_wait(dev, HFA384X_CMDCODE_DOWNLOAD |
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(HFA384X_PROGMODE_DISABLE << 8), param0)) {
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printk(KERN_WARNING "%s: Download command execution failed\n",
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dev->name);
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ret = -1;
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goto out;
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}
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/* ProgMode disable causes the hardware to restart itself from the
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* given starting address. Give hw some time and ACK command just in
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* case restart did not happen. */
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mdelay(5);
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HFA384X_OUTW(HFA384X_EV_CMD, HFA384X_EVACK_OFF);
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if (prism2_enable_aux_port(dev, 0)) {
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printk(KERN_DEBUG "%s: Disabling AUX port failed\n",
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dev->name);
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/* continue anyway.. restart should have taken care of this */
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}
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mdelay(5);
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local->hw_downloading = 0;
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if (prism2_hw_config(dev, 2)) {
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printk(KERN_WARNING "%s: Card configuration after RAM "
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"download failed\n", dev->name);
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ret = -1;
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goto out;
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}
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out:
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local->hw_downloading = 0;
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return ret;
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}
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static int prism2_enable_genesis(local_info_t *local, int hcr)
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{
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struct net_device *dev = local->dev;
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u8 initseq[4] = { 0x00, 0xe1, 0xa1, 0xff };
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u8 readbuf[4];
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printk(KERN_DEBUG "%s: test Genesis mode with HCR 0x%02x\n",
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dev->name, hcr);
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local->func->cor_sreset(local);
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hfa384x_to_aux(dev, 0x7e0038, sizeof(initseq), initseq);
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local->func->genesis_reset(local, hcr);
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/* Readback test */
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hfa384x_from_aux(dev, 0x7e0038, sizeof(readbuf), readbuf);
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hfa384x_to_aux(dev, 0x7e0038, sizeof(initseq), initseq);
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hfa384x_from_aux(dev, 0x7e0038, sizeof(readbuf), readbuf);
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if (memcmp(initseq, readbuf, sizeof(initseq)) == 0) {
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printk(KERN_DEBUG "Readback test succeeded, HCR 0x%02x\n",
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hcr);
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return 0;
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} else {
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printk(KERN_DEBUG "Readback test failed, HCR 0x%02x "
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"write %02x %02x %02x %02x read %02x %02x %02x %02x\n",
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hcr, initseq[0], initseq[1], initseq[2], initseq[3],
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readbuf[0], readbuf[1], readbuf[2], readbuf[3]);
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return 1;
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}
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}
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static int prism2_get_ram_size(local_info_t *local)
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{
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int ret;
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|
||
|
|
/* Try to enable genesis mode; 0x1F for x8 SRAM or 0x0F for x16 SRAM */
|
||
|
|
if (prism2_enable_genesis(local, 0x1f) == 0)
|
||
|
|
ret = 8;
|
||
|
|
else if (prism2_enable_genesis(local, 0x0f) == 0)
|
||
|
|
ret = 16;
|
||
|
|
else
|
||
|
|
ret = -1;
|
||
|
|
|
||
|
|
/* Disable genesis mode */
|
||
|
|
local->func->genesis_reset(local, ret == 16 ? 0x07 : 0x17);
|
||
|
|
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
static int prism2_download_genesis(local_info_t *local,
|
||
|
|
struct prism2_download_data *param)
|
||
|
|
{
|
||
|
|
struct net_device *dev = local->dev;
|
||
|
|
int ram16 = 0, i;
|
||
|
|
int ret = 0;
|
||
|
|
|
||
|
|
if (local->hw_downloading) {
|
||
|
|
printk(KERN_WARNING "%s: Already downloading - aborting new "
|
||
|
|
"request\n", dev->name);
|
||
|
|
return -EBUSY;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!local->func->genesis_reset || !local->func->cor_sreset) {
|
||
|
|
printk(KERN_INFO "%s: Genesis mode downloading not supported "
|
||
|
|
"with this hwmodel\n", dev->name);
|
||
|
|
return -EOPNOTSUPP;
|
||
|
|
}
|
||
|
|
|
||
|
|
local->hw_downloading = 1;
|
||
|
|
|
||
|
|
if (prism2_enable_aux_port(dev, 1)) {
|
||
|
|
printk(KERN_DEBUG "%s: failed to enable AUX port\n",
|
||
|
|
dev->name);
|
||
|
|
ret = -EIO;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (local->sram_type == -1) {
|
||
|
|
/* 0x1F for x8 SRAM or 0x0F for x16 SRAM */
|
||
|
|
if (prism2_enable_genesis(local, 0x1f) == 0) {
|
||
|
|
ram16 = 0;
|
||
|
|
PDEBUG(DEBUG_EXTRA2, "%s: Genesis mode OK using x8 "
|
||
|
|
"SRAM\n", dev->name);
|
||
|
|
} else if (prism2_enable_genesis(local, 0x0f) == 0) {
|
||
|
|
ram16 = 1;
|
||
|
|
PDEBUG(DEBUG_EXTRA2, "%s: Genesis mode OK using x16 "
|
||
|
|
"SRAM\n", dev->name);
|
||
|
|
} else {
|
||
|
|
printk(KERN_DEBUG "%s: Could not initiate genesis "
|
||
|
|
"mode\n", dev->name);
|
||
|
|
ret = -EIO;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
if (prism2_enable_genesis(local, local->sram_type == 8 ?
|
||
|
|
0x1f : 0x0f)) {
|
||
|
|
printk(KERN_DEBUG "%s: Failed to set Genesis "
|
||
|
|
"mode (sram_type=%d)\n", dev->name,
|
||
|
|
local->sram_type);
|
||
|
|
ret = -EIO;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
ram16 = local->sram_type != 8;
|
||
|
|
}
|
||
|
|
|
||
|
|
for (i = 0; i < param->num_areas; i++) {
|
||
|
|
PDEBUG(DEBUG_EXTRA2, "%s: Writing %d bytes at 0x%08x\n",
|
||
|
|
dev->name, param->data[i].len, param->data[i].addr);
|
||
|
|
if (hfa384x_to_aux(dev, param->data[i].addr,
|
||
|
|
param->data[i].len, param->data[i].data)) {
|
||
|
|
printk(KERN_WARNING "%s: RAM download at 0x%08x "
|
||
|
|
"(len=%d) failed\n", dev->name,
|
||
|
|
param->data[i].addr, param->data[i].len);
|
||
|
|
ret = -EIO;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
PDEBUG(DEBUG_EXTRA2, "Disable genesis mode\n");
|
||
|
|
local->func->genesis_reset(local, ram16 ? 0x07 : 0x17);
|
||
|
|
if (prism2_enable_aux_port(dev, 0)) {
|
||
|
|
printk(KERN_DEBUG "%s: Failed to disable AUX port\n",
|
||
|
|
dev->name);
|
||
|
|
}
|
||
|
|
|
||
|
|
mdelay(5);
|
||
|
|
local->hw_downloading = 0;
|
||
|
|
|
||
|
|
PDEBUG(DEBUG_EXTRA2, "Trying to initialize card\n");
|
||
|
|
/*
|
||
|
|
* Make sure the INIT command does not generate a command completion
|
||
|
|
* event by disabling interrupts.
|
||
|
|
*/
|
||
|
|
hfa384x_disable_interrupts(dev);
|
||
|
|
if (prism2_hw_init(dev, 1)) {
|
||
|
|
printk(KERN_DEBUG "%s: Initialization after genesis mode "
|
||
|
|
"download failed\n", dev->name);
|
||
|
|
ret = -EIO;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
|
||
|
|
PDEBUG(DEBUG_EXTRA2, "Card initialized - running PRI only\n");
|
||
|
|
if (prism2_hw_init2(dev, 1)) {
|
||
|
|
printk(KERN_DEBUG "%s: Initialization(2) after genesis mode "
|
||
|
|
"download failed\n", dev->name);
|
||
|
|
ret = -EIO;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
|
||
|
|
out:
|
||
|
|
local->hw_downloading = 0;
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
#ifdef PRISM2_NON_VOLATILE_DOWNLOAD
|
||
|
|
/* Note! Non-volatile downloading functionality has not yet been tested
|
||
|
|
* thoroughly and it may corrupt flash image and effectively kill the card that
|
||
|
|
* is being updated. You have been warned. */
|
||
|
|
|
||
|
|
static inline int prism2_download_block(struct net_device *dev,
|
||
|
|
u32 addr, u8 *data,
|
||
|
|
u32 bufaddr, int rest_len)
|
||
|
|
{
|
||
|
|
u16 param0, param1;
|
||
|
|
int block_len;
|
||
|
|
|
||
|
|
block_len = rest_len < 4096 ? rest_len : 4096;
|
||
|
|
|
||
|
|
param0 = addr & 0xffff;
|
||
|
|
param1 = addr >> 16;
|
||
|
|
|
||
|
|
HFA384X_OUTW(block_len, HFA384X_PARAM2_OFF);
|
||
|
|
HFA384X_OUTW(param1, HFA384X_PARAM1_OFF);
|
||
|
|
|
||
|
|
if (hfa384x_cmd_wait(dev, HFA384X_CMDCODE_DOWNLOAD |
|
||
|
|
(HFA384X_PROGMODE_ENABLE_NON_VOLATILE << 8),
|
||
|
|
param0)) {
|
||
|
|
printk(KERN_WARNING "%s: Flash download command execution "
|
||
|
|
"failed\n", dev->name);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (hfa384x_to_aux(dev, bufaddr, block_len, data)) {
|
||
|
|
printk(KERN_WARNING "%s: flash download at 0x%08x "
|
||
|
|
"(len=%d) failed\n", dev->name, addr, block_len);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
HFA384X_OUTW(0, HFA384X_PARAM2_OFF);
|
||
|
|
HFA384X_OUTW(0, HFA384X_PARAM1_OFF);
|
||
|
|
if (hfa384x_cmd_wait(dev, HFA384X_CMDCODE_DOWNLOAD |
|
||
|
|
(HFA384X_PROGMODE_PROGRAM_NON_VOLATILE << 8),
|
||
|
|
0)) {
|
||
|
|
printk(KERN_WARNING "%s: Flash write command execution "
|
||
|
|
"failed\n", dev->name);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
return block_len;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
static int prism2_download_nonvolatile(local_info_t *local,
|
||
|
|
struct prism2_download_data *dl)
|
||
|
|
{
|
||
|
|
struct net_device *dev = local->dev;
|
||
|
|
int ret = 0, i;
|
||
|
|
struct {
|
||
|
|
__le16 page;
|
||
|
|
__le16 offset;
|
||
|
|
__le16 len;
|
||
|
|
} dlbuffer;
|
||
|
|
u32 bufaddr;
|
||
|
|
|
||
|
|
if (local->hw_downloading) {
|
||
|
|
printk(KERN_WARNING "%s: Already downloading - aborting new "
|
||
|
|
"request\n", dev->name);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
ret = local->func->get_rid(dev, HFA384X_RID_DOWNLOADBUFFER,
|
||
|
|
&dlbuffer, 6, 0);
|
||
|
|
|
||
|
|
if (ret < 0) {
|
||
|
|
printk(KERN_WARNING "%s: Could not read download buffer "
|
||
|
|
"parameters\n", dev->name);
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
|
||
|
|
printk(KERN_DEBUG "Download buffer: %d bytes at 0x%04x:0x%04x\n",
|
||
|
|
le16_to_cpu(dlbuffer.len),
|
||
|
|
le16_to_cpu(dlbuffer.page),
|
||
|
|
le16_to_cpu(dlbuffer.offset));
|
||
|
|
|
||
|
|
bufaddr = (le16_to_cpu(dlbuffer.page) << 7) + le16_to_cpu(dlbuffer.offset);
|
||
|
|
|
||
|
|
local->hw_downloading = 1;
|
||
|
|
|
||
|
|
if (!local->pri_only) {
|
||
|
|
prism2_hw_shutdown(dev, 0);
|
||
|
|
|
||
|
|
if (prism2_hw_init(dev, 0)) {
|
||
|
|
printk(KERN_WARNING "%s: Could not initialize card for"
|
||
|
|
" download\n", dev->name);
|
||
|
|
ret = -1;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
hfa384x_disable_interrupts(dev);
|
||
|
|
|
||
|
|
if (prism2_enable_aux_port(dev, 1)) {
|
||
|
|
printk(KERN_WARNING "%s: Could not enable AUX port\n",
|
||
|
|
dev->name);
|
||
|
|
ret = -1;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
|
||
|
|
printk(KERN_DEBUG "%s: starting flash download\n", dev->name);
|
||
|
|
for (i = 0; i < dl->num_areas; i++) {
|
||
|
|
int rest_len = dl->data[i].len;
|
||
|
|
int data_off = 0;
|
||
|
|
|
||
|
|
while (rest_len > 0) {
|
||
|
|
int block_len;
|
||
|
|
|
||
|
|
block_len = prism2_download_block(
|
||
|
|
dev, dl->data[i].addr + data_off,
|
||
|
|
dl->data[i].data + data_off, bufaddr,
|
||
|
|
rest_len);
|
||
|
|
|
||
|
|
if (block_len < 0) {
|
||
|
|
ret = -1;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
|
||
|
|
rest_len -= block_len;
|
||
|
|
data_off += block_len;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
HFA384X_OUTW(0, HFA384X_PARAM1_OFF);
|
||
|
|
HFA384X_OUTW(0, HFA384X_PARAM2_OFF);
|
||
|
|
if (hfa384x_cmd_wait(dev, HFA384X_CMDCODE_DOWNLOAD |
|
||
|
|
(HFA384X_PROGMODE_DISABLE << 8), 0)) {
|
||
|
|
printk(KERN_WARNING "%s: Download command execution failed\n",
|
||
|
|
dev->name);
|
||
|
|
ret = -1;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (prism2_enable_aux_port(dev, 0)) {
|
||
|
|
printk(KERN_DEBUG "%s: Disabling AUX port failed\n",
|
||
|
|
dev->name);
|
||
|
|
/* continue anyway.. restart should have taken care of this */
|
||
|
|
}
|
||
|
|
|
||
|
|
mdelay(5);
|
||
|
|
|
||
|
|
local->func->hw_reset(dev);
|
||
|
|
local->hw_downloading = 0;
|
||
|
|
if (prism2_hw_config(dev, 2)) {
|
||
|
|
printk(KERN_WARNING "%s: Card configuration after flash "
|
||
|
|
"download failed\n", dev->name);
|
||
|
|
ret = -1;
|
||
|
|
} else {
|
||
|
|
printk(KERN_INFO "%s: Card initialized successfully after "
|
||
|
|
"flash download\n", dev->name);
|
||
|
|
}
|
||
|
|
|
||
|
|
out:
|
||
|
|
local->hw_downloading = 0;
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
#endif /* PRISM2_NON_VOLATILE_DOWNLOAD */
|
||
|
|
|
||
|
|
|
||
|
|
static void prism2_download_free_data(struct prism2_download_data *dl)
|
||
|
|
{
|
||
|
|
int i;
|
||
|
|
|
||
|
|
if (dl == NULL)
|
||
|
|
return;
|
||
|
|
|
||
|
|
for (i = 0; i < dl->num_areas; i++)
|
||
|
|
kfree(dl->data[i].data);
|
||
|
|
kfree(dl);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
static int prism2_download(local_info_t *local,
|
||
|
|
struct prism2_download_param *param)
|
||
|
|
{
|
||
|
|
int ret = 0;
|
||
|
|
int i;
|
||
|
|
u32 total_len = 0;
|
||
|
|
struct prism2_download_data *dl = NULL;
|
||
|
|
|
||
|
|
printk(KERN_DEBUG "prism2_download: dl_cmd=%d start_addr=0x%08x "
|
||
|
|
"num_areas=%d\n",
|
||
|
|
param->dl_cmd, param->start_addr, param->num_areas);
|
||
|
|
|
||
|
|
if (param->num_areas > 100) {
|
||
|
|
ret = -EINVAL;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
|
||
|
|
dl = kzalloc(sizeof(*dl) + param->num_areas *
|
||
|
|
sizeof(struct prism2_download_data_area), GFP_KERNEL);
|
||
|
|
if (dl == NULL) {
|
||
|
|
ret = -ENOMEM;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
dl->dl_cmd = param->dl_cmd;
|
||
|
|
dl->start_addr = param->start_addr;
|
||
|
|
dl->num_areas = param->num_areas;
|
||
|
|
for (i = 0; i < param->num_areas; i++) {
|
||
|
|
PDEBUG(DEBUG_EXTRA2,
|
||
|
|
" area %d: addr=0x%08x len=%d ptr=0x%p\n",
|
||
|
|
i, param->data[i].addr, param->data[i].len,
|
||
|
|
param->data[i].ptr);
|
||
|
|
|
||
|
|
dl->data[i].addr = param->data[i].addr;
|
||
|
|
dl->data[i].len = param->data[i].len;
|
||
|
|
|
||
|
|
total_len += param->data[i].len;
|
||
|
|
if (param->data[i].len > PRISM2_MAX_DOWNLOAD_AREA_LEN ||
|
||
|
|
total_len > PRISM2_MAX_DOWNLOAD_LEN) {
|
||
|
|
ret = -E2BIG;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
|
||
|
|
dl->data[i].data = kmalloc(dl->data[i].len, GFP_KERNEL);
|
||
|
|
if (dl->data[i].data == NULL) {
|
||
|
|
ret = -ENOMEM;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (copy_from_user(dl->data[i].data, param->data[i].ptr,
|
||
|
|
param->data[i].len)) {
|
||
|
|
ret = -EFAULT;
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
switch (param->dl_cmd) {
|
||
|
|
case PRISM2_DOWNLOAD_VOLATILE:
|
||
|
|
case PRISM2_DOWNLOAD_VOLATILE_PERSISTENT:
|
||
|
|
ret = prism2_download_volatile(local, dl);
|
||
|
|
break;
|
||
|
|
case PRISM2_DOWNLOAD_VOLATILE_GENESIS:
|
||
|
|
case PRISM2_DOWNLOAD_VOLATILE_GENESIS_PERSISTENT:
|
||
|
|
ret = prism2_download_genesis(local, dl);
|
||
|
|
break;
|
||
|
|
case PRISM2_DOWNLOAD_NON_VOLATILE:
|
||
|
|
#ifdef PRISM2_NON_VOLATILE_DOWNLOAD
|
||
|
|
ret = prism2_download_nonvolatile(local, dl);
|
||
|
|
#else /* PRISM2_NON_VOLATILE_DOWNLOAD */
|
||
|
|
printk(KERN_INFO "%s: non-volatile downloading not enabled\n",
|
||
|
|
local->dev->name);
|
||
|
|
ret = -EOPNOTSUPP;
|
||
|
|
#endif /* PRISM2_NON_VOLATILE_DOWNLOAD */
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
printk(KERN_DEBUG "%s: unsupported download command %d\n",
|
||
|
|
local->dev->name, param->dl_cmd);
|
||
|
|
ret = -EINVAL;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
out:
|
||
|
|
if (ret == 0 && dl &&
|
||
|
|
param->dl_cmd == PRISM2_DOWNLOAD_VOLATILE_GENESIS_PERSISTENT) {
|
||
|
|
prism2_download_free_data(local->dl_pri);
|
||
|
|
local->dl_pri = dl;
|
||
|
|
} else if (ret == 0 && dl &&
|
||
|
|
param->dl_cmd == PRISM2_DOWNLOAD_VOLATILE_PERSISTENT) {
|
||
|
|
prism2_download_free_data(local->dl_sec);
|
||
|
|
local->dl_sec = dl;
|
||
|
|
} else
|
||
|
|
prism2_download_free_data(dl);
|
||
|
|
|
||
|
|
return ret;
|
||
|
|
}
|