//
// Description:
// This routine deal with the Power Configuration CMDs parsing for RTL8723/RTL8188E Series IC.
//
// Assumption:
// We should follow specific format which was released from HW SD.
//
// 2011.07.07, added by Roger.
//
unsigned int HalPwrSeqCmdParsing(struct rtl8192cd_priv *priv, unsigned char CutVersion, unsigned char FabVersion,
unsigned char InterfaceType, WLAN_PWR_CFG PwrSeqCmd[])
{
WLAN_PWR_CFG PwrCfgCmd = {0};
unsigned int bPollingBit = FALSE;
unsigned int AryIdx=0;
unsigned char value = 0;
unsigned int offset = 0;
unsigned int pollingCount = 0; // polling autoload done.
unsigned int maxPollingCnt = 5000;
do {
PwrCfgCmd=PwrSeqCmd[AryIdx];
DEBUG_INFO("%s %d, ENTRY, offset:0x%x, cut_msk:0x%x, fab_msk:0x%x, if_msk:0x%x, base:0x%x, cmd:0x%x, msk:0x%x, value:0x%x\n",
__FUNCTION__, __LINE__, GET_PWR_CFG_OFFSET(PwrCfgCmd), GET_PWR_CFG_CUT_MASK(PwrCfgCmd),
GET_PWR_CFG_FAB_MASK(PwrCfgCmd), GET_PWR_CFG_INTF_MASK(PwrCfgCmd), GET_PWR_CFG_BASE(PwrCfgCmd),
GET_PWR_CFG_CMD(PwrCfgCmd), GET_PWR_CFG_MASK(PwrCfgCmd), GET_PWR_CFG_VALUE(PwrCfgCmd));
//2 Only Handle the command whose FAB, CUT, and Interface are matched
if((GET_PWR_CFG_FAB_MASK(PwrCfgCmd)&FabVersion)&&
(GET_PWR_CFG_CUT_MASK(PwrCfgCmd)&CutVersion)&&
(GET_PWR_CFG_INTF_MASK(PwrCfgCmd)&InterfaceType)) {
switch(GET_PWR_CFG_CMD(PwrCfgCmd))
{
case PWR_CMD_READ:
DEBUG_INFO("%s %d, PWR_CMD_READ\n", __FUNCTION__, __LINE__);
break;
case PWR_CMD_WRITE:
DEBUG_INFO("%s %d, PWR_CMD_WRITE\n", __FUNCTION__, __LINE__);
offset = GET_PWR_CFG_OFFSET(PwrCfgCmd);
#ifdef CONFIG_SDIO_HCI
//
// <Roger_Notes> We should deal with interface specific address mapping for some interfaces, e.g., SDIO interface
// 2011.07.07.
//
if (GET_PWR_CFG_BASE(PwrCfgCmd) == PWR_BASEADDR_SDIO)
{
// Read Back SDIO Local value
value = SdioLocalCmd52Read1Byte(priv, offset);
value &= ~(GET_PWR_CFG_MASK(PwrCfgCmd));
value |= (GET_PWR_CFG_VALUE(PwrCfgCmd) & GET_PWR_CFG_MASK(PwrCfgCmd));
// Write Back SDIO Local value
SdioLocalCmd52Write1Byte(priv, offset, value);
}
else
#endif
{
//Read the value from system register
value = RTL_R8(offset);
value = value&(~(GET_PWR_CFG_MASK(PwrCfgCmd)));
value = value|(GET_PWR_CFG_VALUE(PwrCfgCmd)&GET_PWR_CFG_MASK(PwrCfgCmd));
//Write the value back to sytem register
RTL_W8(offset, value);
}
break;
case PWR_CMD_POLLING:
DEBUG_INFO("%s %d, PWR_CMD_POLLING\n", __FUNCTION__, __LINE__);
bPollingBit = FALSE;
offset = GET_PWR_CFG_OFFSET(PwrCfgCmd);
do {
#ifdef CONFIG_SDIO_HCI
if (GET_PWR_CFG_BASE(PwrCfgCmd) == PWR_BASEADDR_SDIO)
value = SdioLocalCmd52Read1Byte(priv, offset);
else
#endif
value = RTL_R8(offset);
value=value&GET_PWR_CFG_MASK(PwrCfgCmd);
if(value==(GET_PWR_CFG_VALUE(PwrCfgCmd)&GET_PWR_CFG_MASK(PwrCfgCmd)))
bPollingBit=TRUE;
else
delay_us(10);
if(pollingCount++ > maxPollingCnt){
DEBUG_WARN("%s %d, PWR_CMD_POLLING, Fail to polling Offset[0x%x]\n", __FUNCTION__, __LINE__, offset);
return FALSE;
}
}while(!bPollingBit);
break;
case PWR_CMD_DELAY:
DEBUG_INFO("%s %d, PWR_CMD_DELAY\n", __FUNCTION__, __LINE__);
if(GET_PWR_CFG_VALUE(PwrCfgCmd) == PWRSEQ_DELAY_US)
delay_us(GET_PWR_CFG_OFFSET(PwrCfgCmd));
else
delay_us(GET_PWR_CFG_OFFSET(PwrCfgCmd)*1000);
break;
case PWR_CMD_END:
// When this command is parsed, end the process
DEBUG_INFO("%s %d, PWR_CMD_END\n", __FUNCTION__, __LINE__);
return TRUE;
break;
default:
DEBUG_ERR("%s %d, Unknown CMD!!\n", __FUNCTION__, __LINE__);
break;
}
}
AryIdx++;//Add Array Index
}while(1);
return TRUE;
}
/**************************************************************************
SEND - Transmit a frame
***************************************************************************/
static int rtl_send(struct eth_device *dev, void *packet, int length)
{
/* send the packet to destination */
u32 to;
u8 *ptxb;
int entry = tpc->cur_tx % NUM_TX_DESC;
u32 len = length;
int ret;
#ifdef DEBUG_RTL8169_TX
int stime = currticks();
printf ("%s\n", __FUNCTION__);
printf("sending %d bytes\n", len);
#endif
ioaddr = dev->iobase;
/* point to the current txb incase multiple tx_rings are used */
ptxb = tpc->Tx_skbuff[entry * MAX_ETH_FRAME_SIZE];
memcpy(ptxb, (char *)packet, (int)length);
rtl_flush_buffer(ptxb, length);
while (len < ETH_ZLEN)
ptxb[len++] = '\0';
tpc->TxDescArray[entry].buf_Haddr = 0;
tpc->TxDescArray[entry].buf_addr = cpu_to_le32(bus_to_phys(ptxb));
if (entry != (NUM_TX_DESC - 1)) {
tpc->TxDescArray[entry].status =
cpu_to_le32((OWNbit | FSbit | LSbit) |
((len > ETH_ZLEN) ? len : ETH_ZLEN));
} else {
tpc->TxDescArray[entry].status =
cpu_to_le32((OWNbit | EORbit | FSbit | LSbit) |
((len > ETH_ZLEN) ? len : ETH_ZLEN));
}
rtl_flush_tx_desc(&tpc->TxDescArray[entry]);
RTL_W8(TxPoll, 0x40); /* set polling bit */
tpc->cur_tx++;
to = currticks() + TX_TIMEOUT;
do {
rtl_inval_tx_desc(&tpc->TxDescArray[entry]);
} while ((le32_to_cpu(tpc->TxDescArray[entry].status) & OWNbit)
&& (currticks() < to)); /* wait */
if (currticks() >= to) {
#ifdef DEBUG_RTL8169_TX
puts("tx timeout/error\n");
printf("%s elapsed time : %lu\n", __func__, currticks()-stime);
#endif
ret = 0;
} else {
#ifdef DEBUG_RTL8169_TX
puts("tx done\n");
#endif
ret = length;
}
/* Delay to make net console (nc) work properly */
udelay(20);
return ret;
}
static void rtl8169_hw_start(struct eth_device *dev)
{
u32 i;
#ifdef DEBUG_RTL8169
int stime = currticks();
printf ("%s\n", __FUNCTION__);
#endif
#if 0
/* Soft reset the chip. */
RTL_W8(ChipCmd, CmdReset);
/* Check that the chip has finished the reset. */
for (i = 1000; i > 0; i--) {
if ((RTL_R8(ChipCmd) & CmdReset) == 0)
break;
else
udelay(10);
}
#endif
RTL_W8(Cfg9346, Cfg9346_Unlock);
/* RTL-8169sb/8110sb or previous version */
if (tpc->chipset <= 5)
RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
RTL_W8(EarlyTxThres, EarlyTxThld);
/* For gigabit rtl8169 */
RTL_W16(RxMaxSize, RxPacketMaxSize);
/* Set Rx Config register */
i = rtl8169_rx_config | (RTL_R32(RxConfig) &
rtl_chip_info[tpc->chipset].RxConfigMask);
RTL_W32(RxConfig, i);
/* Set DMA burst size and Interframe Gap Time */
RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) |
(InterFrameGap << TxInterFrameGapShift));
tpc->cur_rx = 0;
RTL_W32(TxDescStartAddrLow, bus_to_phys(tpc->TxDescArray));
RTL_W32(TxDescStartAddrHigh, (unsigned long)0);
RTL_W32(RxDescStartAddrLow, bus_to_phys(tpc->RxDescArray));
RTL_W32(RxDescStartAddrHigh, (unsigned long)0);
/* RTL-8169sc/8110sc or later version */
if (tpc->chipset > 5)
RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
RTL_W8(Cfg9346, Cfg9346_Lock);
udelay(10);
RTL_W32(RxMissed, 0);
rtl8169_set_rx_mode(dev);
/* no early-rx interrupts */
RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
#ifdef DEBUG_RTL8169
printf ("%s elapsed time : %d\n", __FUNCTION__, currticks()-stime);
#endif
}
void rtl_raise_clock(u8 *x, void __iomem *ioaddr)
{
*x = *x | Cfg9346_EESK;
RTL_W8(Cfg9346, *x);
udelay(RTL_CLOCK_RATE);
}
static int
OOB_set_ip_mac(struct rtl8168_private *tp, struct sockaddr_in *sa, u8 *mac)
{
u32 data;
if (tp->mcfg == CFG_METHOD_13) {
OCP_write(tp, 0xF, 0xd0, be32_to_cpu(sa->sin_addr.s_addr));
memcpy(&data, mac, 4);
OCP_write(tp, 0xF, 0x00, le32_to_cpu(data));
data = 0;
memcpy(&data, mac + 4, 2);
OCP_write(tp, 0x3, 0x04, le32_to_cpu(data));
OOB_notify(tp, OOB_CMD_SET_IPMAC);
} else if (tp->mcfg == CFG_METHOD_17) {
void __iomem *ioaddr = tp->mmio_addr;
struct net_device *dev = tp->dev;
u32 rx_mode;
rx_mode = RTL_R32(RxConfig);
if (netif_running(dev)) {
netif_stop_queue(dev);
RTL_W32(RxConfig, rx_mode & ~0x3f);
while ((RTL_R8(0xd3) & (BIT_5 | BIT_4)) != ((BIT_5 | BIT_4)))
udelay(20);
RTL_W8(ChipCmd, RTL_R8(ChipCmd) & ~(CmdTxEnb | CmdRxEnb));
// } else {
// unsigned long flags;
//
// spin_lock_irqsave(&tp->phy_lock, flags);
// mdio_write(tp, 0x1f, 0x0000);
// data = mdio_read(tp, MII_CTRL1000);
// data &= ~(ADVERTISE_1000HALF | ADVERTISE_1000FULL);
// mdio_write(tp, MII_CTRL1000, data);
// mdio_write(tp, 0x00, 0x9200);
// spin_unlock_irqrestore(&tp->phy_lock, flags);
//
// ssleep(3);
// RTL_W16(IntrStatus, RTL_R16(IntrStatus));
//
// RTL_W32(MAR0, 0);
// RTL_W32(MAR0 + 4, 0);
// RTL_W16(RxMaxSize, 0x05f3);
}
RTL_W8(0xD3, RTL_R8(0xD3) & ~BIT_7);
rtl8168_eri_write(ioaddr, 0x180, 4, 0x06080888, ERIAR_ExGMAC);
rtl8168_eri_write(ioaddr, 0x184, 4, 0xdd860008, ERIAR_ExGMAC);
memcpy(&data, mac, 2);
rtl8168_eri_write(ioaddr, 0xf0, 4, (le32_to_cpu(data) << 16), ERIAR_ExGMAC);
memcpy(&data, mac + 2, 4);
rtl8168_eri_write(ioaddr, 0xf4, 4, le32_to_cpu(data), ERIAR_ExGMAC);
rtl8168_eri_write(ioaddr, 0x190, 4, 0x3c110600, ERIAR_ExGMAC);
rtl8168_eri_write(ioaddr, 0x194, 4, 0x2c32332b, ERIAR_ExGMAC);
rtl8168_eri_write(ioaddr, 0x198, 4, 0x003a0201, ERIAR_ExGMAC);
rtl8168_eri_write(ioaddr, 0x19c, 4, 0x00000000, ERIAR_ExGMAC);
rtl8168_eri_write(ioaddr, 0x1f0, 4, cpu_to_le32(sa->sin_addr.s_addr), ERIAR_ExGMAC);
memcpy(&data, mac, 4);
rtl8168_eri_write(ioaddr, 0x258, 4, le32_to_cpu(data), ERIAR_ExGMAC);
memcpy(&data, mac + 4, 2);
rtl8168_eri_write(ioaddr, 0x25c, 2, le32_to_cpu(data), ERIAR_ExGMAC);
RTL_W8(0xe0, RTL_R8(0xe0) | BIT_6);
while (!(RTL_R8(0xd3) & BIT_1))
udelay(20);
RTL_W32(0xb0, 0x9800e035);
RTL_W32(0xb0, 0x9801e034);
RTL_W32(0xb0, 0x9802e019);
RTL_W32(0xb0, 0x98039918);
RTL_W32(0xb0, 0x9804c011);
RTL_W32(0xb0, 0x98057100);
RTL_W32(0xb0, 0x9806499f);
RTL_W32(0xb0, 0x9807f011);
RTL_W32(0xb0, 0x9808c00e);
RTL_W32(0xb0, 0x98097100);
RTL_W32(0xb0, 0x980A4995);
RTL_W32(0xb0, 0x980Bf00d);
RTL_W32(0xb0, 0x980C4895);
RTL_W32(0xb0, 0x980D9900);
RTL_W32(0xb0, 0x980Ec009);
RTL_W32(0xb0, 0x980F7100);
RTL_W32(0xb0, 0x98104890);
RTL_W32(0xb0, 0x98119900);
RTL_W32(0xb0, 0x98124810);
RTL_W32(0xb0, 0x98139900);
RTL_W32(0xb0, 0x9814e004);
RTL_W32(0xb0, 0x9815d44e);
RTL_W32(0xb0, 0x9816d506);
RTL_W32(0xb0, 0x9817c0b4);
RTL_W32(0xb0, 0x9818c002);
RTL_W32(0xb0, 0x9819b800);
RTL_W32(0xb0, 0x981A0500);
RTL_W32(0xb0, 0x981B1a26);
RTL_W32(0xb0, 0x981Ca4ca);
RTL_W32(0xb0, 0x981D21bc);
RTL_W32(0xb0, 0x981E25bc);
RTL_W32(0xb0, 0x981F1305);
RTL_W32(0xb0, 0x9820f00d);
RTL_W32(0xb0, 0x9821c213);
RTL_W32(0xb0, 0x98227340);
RTL_W32(0xb0, 0x982349b0);
RTL_W32(0xb0, 0x9824f009);
RTL_W32(0xb0, 0x98251a3a);
RTL_W32(0xb0, 0x9826a4ca);
RTL_W32(0xb0, 0x982721b9);
RTL_W32(0xb0, 0x982825b9);
RTL_W32(0xb0, 0x98291303);
RTL_W32(0xb0, 0x982Af006);
RTL_W32(0xb0, 0x982B1309);
RTL_W32(0xb0, 0x982Cf004);
RTL_W32(0xb0, 0x982Dc306);
RTL_W32(0xb0, 0x982E1a26);
RTL_W32(0xb0, 0x982Fbb00);
RTL_W32(0xb0, 0x9830c302);
RTL_W32(0xb0, 0x9831bb00);
RTL_W32(0xb0, 0x98320f3e);
RTL_W32(0xb0, 0x98330f4e);
RTL_W32(0xb0, 0x9834c0ae);
RTL_W32(0xb0, 0x98351800);
RTL_W32(0xb0, 0x9836b800);
RTL_W32(0xb0, 0xfe173000);
RTL_W32(0xb0, 0xfe1604ff);
RTL_W32(0xb0, 0xfe150f4d);
data = rtl8168_eri_read(ioaddr, 0xd6, 1, ERIAR_ExGMAC);
rtl8168_eri_write(ioaddr, 0xd6, 1, data | BIT_0, ERIAR_ExGMAC);
if (netif_running(dev)) {
rtl8168_init_ring_indexes(tp);
RTL_W8(ChipCmd, CmdRxEnb | CmdTxEnb);
RTL_W32(RxConfig, rx_mode);
netif_wake_queue(dev);
} else {
RTL_W8(0xD3, RTL_R8(0xD3) | BIT_7);
// data = rtl8168_eri_read(ioaddr, 0xDC, 1, ERIAR_ExGMAC);
// data &= ~BIT_0;
// rtl8168_eri_write( ioaddr, 0xDC, 1, data, ERIAR_ExGMAC);
// data |= BIT_0;
// rtl8168_eri_write( ioaddr, 0xDC, 1, data, ERIAR_ExGMAC);
RTL_W32(RxConfig, rx_mode | 0x0e);
}
} else {
return -EFAULT;
}
return 0;
}
void Scan_BB_PSD(
IN PDM_ODM_T pDM_Odm,
int *PSD_report_right,
int *PSD_report_left,
int len,
int initial_gain)
{
struct rtl8192cd_priv *priv=pDM_Odm->priv;
pDIG_T pDM_DigTable = &pDM_Odm->DM_DigTable;
u1Byte ST_TH_origin;
u1Byte idx[20]={//96,99,102,106,109,112,115,118,122,125,
224,227,230,234,237,240,243,246,250,253,
0,3,6,10,13,16,19,22,26,29};
int tone_idx, channel_org, channel, i;
// set DFS ST_TH to max value
ST_TH_origin = RTL_R8(0x91c);
RTL_W8(0x91c, 0x4e);
// Turn off CCK
ODM_SetBBReg(pDM_Odm, 0x808, BIT28, 0); //808[28]
// Turn off TX
// Pause TX Queue
if (!priv->pmib->dot11DFSEntry.disable_tx)
ODM_Write1Byte(pDM_Odm, 0x522, 0xFF); //REG_TXPAUSE 改為0x522
// Turn off CCA
if(GET_CHIP_VER(priv) == VERSION_8814A){
ODM_SetBBReg(pDM_Odm, 0x838, BIT1, 0x1); //838[1] 設為1
}
else{
ODM_SetBBReg(pDM_Odm, 0x838, BIT3, 0x1); //838[3] 設為1
}
// PHYTXON while loop
PHY_SetBBReg(priv, 0x8fc, 0xfff, 0);
i = 0;
while (ODM_GetBBReg(pDM_Odm, 0xfa0, BIT18)) {
i++;
if (i > 1000000) {
panic_printk("Wait in %s() more than %d times!\n", __FUNCTION__, i);
break;
}
}
// backup IGI_origin , set IGI = 0x3e;
pDM_DigTable->bPSDInProgress = TRUE;
odm_PauseDIG(pDM_Odm, PHYDM_PAUSE, PHYDM_PAUSE_LEVEL_7, initial_gain);
// Turn off 3-wire
ODM_SetBBReg(pDM_Odm, 0xC00, BIT1|BIT0, 0x0); //c00[1:0] 寫0
// pts value = 128, 256, 512, 1024
ODM_SetBBReg(pDM_Odm, 0x910, BIT14|BIT15, 0x1); //910[15:14]設為1, 用256點
ODM_SetBBReg(pDM_Odm, 0x910, BIT12|BIT13, 0x1); //910[13:12]設為1, avg 8 次
// scan in-band PSD
channel_org = ODM_GetRFReg(pDM_Odm, RF_PATH_A, RF_CHNLBW, 0x3FF);
if(priv, priv->pshare->CurrentChannelBW != HT_CHANNEL_WIDTH_20){
priv->pshare->No_RF_Write = 0;
SwBWMode(priv, HT_CHANNEL_WIDTH_20, 0);
priv->pshare->No_RF_Write = 1;
}
if (priv->pshare->rf_ft_var.dfs_scan_inband) {
int PSD_report_inband[20];
for (tone_idx=0;tone_idx<len;tone_idx++)
PSD_report_inband[tone_idx] = GetPSDData_8812(pDM_Odm, idx[tone_idx], initial_gain);
panic_printk("PSD inband: ");
for (i=0; i<len; i++)
panic_printk("%d ", PSD_report_inband[i]);
panic_printk("\n");
}
// scan right(higher) neighbor channel
if (priv->pshare->CurrentChannelBW == HT_CHANNEL_WIDTH_20)
channel = channel_org + 4;
else if (priv->pshare->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40)
channel = channel_org + 6;
else
channel = channel_org + 10;
delay_us(300); // for idle 20M, it will emit signal in right 20M channel
priv->pshare->No_RF_Write = 0;
ODM_SetRFReg(pDM_Odm, RF_PATH_A, RF_CHNLBW, 0x3FF, channel);
priv->pshare->No_RF_Write = 1;
for (tone_idx=0;tone_idx<len;tone_idx++)
PSD_report_right[tone_idx] = GetPSDData_8812(pDM_Odm, idx[tone_idx], initial_gain);
// scan left(lower) neighbor channel
if (priv->pshare->CurrentChannelBW == HT_CHANNEL_WIDTH_20)
channel = channel_org - 4;
else if (priv->pshare->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40)
channel = channel_org - 6;
else
channel = channel_org - 10;
priv->pshare->No_RF_Write = 0;
ODM_SetRFReg(pDM_Odm, RF_PATH_A, RF_CHNLBW, 0x3FF, channel);
priv->pshare->No_RF_Write = 1;
for (tone_idx=0;tone_idx<len;tone_idx++)
PSD_report_left[tone_idx] = GetPSDData_8812(pDM_Odm, idx[tone_idx], initial_gain);
// restore originl center frequency
if(priv, priv->pshare->CurrentChannelBW != HT_CHANNEL_WIDTH_20){
priv->pshare->No_RF_Write = 0;
SwBWMode(priv, priv->pshare->CurrentChannelBW, priv->pshare->offset_2nd_chan);
priv->pshare->No_RF_Write = 1;
}
priv->pshare->No_RF_Write = 0;
ODM_SetRFReg(pDM_Odm, RF_PATH_A, RF_CHNLBW, 0x3FF, channel_org);
priv->pshare->No_RF_Write = 1;
// Turn on 3-wire
ODM_SetBBReg(pDM_Odm, 0xc00, BIT1|BIT0, 0x3); //c00[1:0] 寫3
// Restore Current Settings
// Resume DIG
pDM_DigTable->bPSDInProgress = FALSE;
odm_PauseDIG(pDM_Odm, PHYDM_RESUME, PHYDM_PAUSE_LEVEL_7, NONE);
//Turn on CCA
if(GET_CHIP_VER(priv) == VERSION_8814A){
ODM_SetBBReg(pDM_Odm, 0x838, BIT1, 0); //838[1] 設為0
}
else{
ODM_SetBBReg(pDM_Odm, 0x838, BIT3, 0); //838[3] 設為0
}
// Turn on TX
// Resume TX Queue
if (!priv->pmib->dot11DFSEntry.disable_tx)
ODM_Write1Byte(pDM_Odm, 0x522, 0x00); //REG_TXPAUSE 改為0x522
// CCK on
if (priv->pmib->dot11RFEntry.phyBandSelect == PHY_BAND_2G)
ODM_SetBBReg(pDM_Odm, 0x808, BIT28, 1); //808[28]
// Resume DFS ST_TH
RTL_W8(0x91c, ST_TH_origin);
}
static int __devinit
rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
{
struct net_device *dev = NULL;
struct rtl8169_private *tp = NULL;
void *ioaddr = NULL;
static int board_idx = -1;
static int printed_version = 0;
int i, rc;
int option = -1, Cap10_100 = 0, Cap1000 = 0;
assert(pdev != NULL);
assert(ent != NULL);
board_idx++;
if (!printed_version) {
printk(KERN_INFO RTL8169_DRIVER_NAME " loaded\n");
printed_version = 1;
}
rc = rtl8169_init_board(pdev, &dev, &ioaddr);
if (rc)
return rc;
tp = dev->priv;
assert(ioaddr != NULL);
assert(dev != NULL);
assert(tp != NULL);
// Get MAC address. FIXME: read EEPROM
for (i = 0; i < MAC_ADDR_LEN; i++)
dev->dev_addr[i] = RTL_R8(MAC0 + i);
dev->open = rtl8169_open;
dev->hard_start_xmit = rtl8169_start_xmit;
dev->get_stats = rtl8169_get_stats;
dev->ethtool_ops = &rtl8169_ethtool_ops;
dev->stop = rtl8169_close;
dev->tx_timeout = rtl8169_tx_timeout;
dev->set_multicast_list = rtl8169_set_rx_mode;
dev->watchdog_timeo = RTL8169_TX_TIMEOUT;
dev->irq = pdev->irq;
dev->base_addr = (unsigned long) ioaddr;
// dev->do_ioctl = mii_ioctl;
tp = dev->priv; // private data //
tp->pci_dev = pdev;
tp->mmio_addr = ioaddr;
spin_lock_init(&tp->lock);
rc = register_netdev(dev);
if (rc) {
iounmap(ioaddr);
pci_release_regions(pdev);
pci_disable_device(pdev);
free_netdev(dev);
return rc;
}
printk(KERN_DEBUG "%s: Identified chip type is '%s'.\n", dev->name,
rtl_chip_info[tp->chipset].name);
pci_set_drvdata(pdev, dev);
printk(KERN_INFO "%s: %s at 0x%lx, "
"%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x, "
"IRQ %d\n",
dev->name,
rtl_chip_info[ent->driver_data].name,
dev->base_addr,
dev->dev_addr[0], dev->dev_addr[1],
dev->dev_addr[2], dev->dev_addr[3],
dev->dev_addr[4], dev->dev_addr[5], dev->irq);
rtl8169_hw_phy_config(dev);
dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
RTL_W8(0x82, 0x01);
if (tp->mac_version < RTL_GIGA_MAC_VER_E) {
dprintk("Set PCI Latency=0x40\n");
pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0x40);
}
if (tp->mac_version == RTL_GIGA_MAC_VER_D) {
dprintk("Set MAC Reg C+CR Offset 0x82h = 0x01h\n");
RTL_W8(0x82, 0x01);
dprintk("Set PHY Reg 0x0bh = 0x00h\n");
mdio_write(ioaddr, 0x0b, 0x0000); //w 0x0b 15 0 0
}
// if TBI is not endbled
if (!(RTL_R8(PHYstatus) & TBI_Enable)) {
int val = mdio_read(ioaddr, PHY_AUTO_NEGO_REG);
option = (board_idx >= MAX_UNITS) ? 0 : media[board_idx];
// Force RTL8169 in 10/100/1000 Full/Half mode.
if (option > 0) {
printk(KERN_INFO "%s: Force-mode Enabled.\n",
dev->name);
Cap10_100 = 0, Cap1000 = 0;
switch (option) {
case _10_Half:
Cap10_100 = PHY_Cap_10_Half_Or_Less;
Cap1000 = PHY_Cap_Null;
break;
case _10_Full:
Cap10_100 = PHY_Cap_10_Full_Or_Less;
Cap1000 = PHY_Cap_Null;
break;
case _100_Half:
Cap10_100 = PHY_Cap_100_Half_Or_Less;
Cap1000 = PHY_Cap_Null;
break;
case _100_Full:
Cap10_100 = PHY_Cap_100_Full_Or_Less;
Cap1000 = PHY_Cap_Null;
break;
case _1000_Full:
Cap10_100 = PHY_Cap_100_Full_Or_Less;
Cap1000 = PHY_Cap_1000_Full;
break;
default:
break;
}
mdio_write(ioaddr, PHY_AUTO_NEGO_REG, Cap10_100 | (val & 0x1F)); //leave PHY_AUTO_NEGO_REG bit4:0 unchanged
mdio_write(ioaddr, PHY_1000_CTRL_REG, Cap1000);
} else {
printk(KERN_INFO "%s: Auto-negotiation Enabled.\n",
dev->name);
// enable 10/100 Full/Half Mode, leave PHY_AUTO_NEGO_REG bit4:0 unchanged
mdio_write(ioaddr, PHY_AUTO_NEGO_REG,
PHY_Cap_100_Full_Or_Less | (val & 0x1f));
// enable 1000 Full Mode
mdio_write(ioaddr, PHY_1000_CTRL_REG,
PHY_Cap_1000_Full);
}
// Enable auto-negotiation and restart auto-nigotiation
mdio_write(ioaddr, PHY_CTRL_REG,
PHY_Enable_Auto_Nego | PHY_Restart_Auto_Nego);
udelay(100);
// wait for auto-negotiation process
for (i = 10000; i > 0; i--) {
//check if auto-negotiation complete
if (mdio_read(ioaddr, PHY_STAT_REG) &
PHY_Auto_Neco_Comp) {
udelay(100);
option = RTL_R8(PHYstatus);
if (option & _1000bpsF) {
printk(KERN_INFO
"%s: 1000Mbps Full-duplex operation.\n",
dev->name);
} else {
printk(KERN_INFO
"%s: %sMbps %s-duplex operation.\n",
dev->name,
(option & _100bps) ? "100" :
"10",
(option & FullDup) ? "Full" :
"Half");
}
break;
} else {
udelay(100);
}
} // end for-loop to wait for auto-negotiation process
} else {
udelay(100);
printk(KERN_INFO
"%s: 1000Mbps Full-duplex operation, TBI Link %s!\n",
dev->name,
(RTL_R32(TBICSR) & TBILinkOK) ? "OK" : "Failed");
}
return 0;
}
static int __devinit
rtl8169_init_board(struct pci_dev *pdev, struct net_device **dev_out,
void **ioaddr_out)
{
void *ioaddr = NULL;
struct net_device *dev;
struct rtl8169_private *tp;
unsigned long mmio_start, mmio_end, mmio_flags, mmio_len;
int rc, i, acpi_idle_state = 0, pm_cap;
assert(pdev != NULL);
assert(ioaddr_out != NULL);
*ioaddr_out = NULL;
*dev_out = NULL;
// dev zeroed in alloc_etherdev
dev = alloc_etherdev(sizeof (*tp));
if (dev == NULL) {
printk(KERN_ERR PFX "unable to alloc new ethernet\n");
return -ENOMEM;
}
SET_MODULE_OWNER(dev);
SET_NETDEV_DEV(dev, &pdev->dev);
tp = dev->priv;
// enable device (incl. PCI PM wakeup and hotplug setup)
rc = pci_enable_device(pdev);
if (rc) {
printk(KERN_ERR PFX "%s: unable to enable device\n", pdev->slot_name);
goto err_out;
}
/* save power state before pci_enable_device overwrites it */
pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
if (pm_cap) {
u16 pwr_command;
pci_read_config_word(pdev, pm_cap + PCI_PM_CTRL, &pwr_command);
acpi_idle_state = pwr_command & PCI_PM_CTRL_STATE_MASK;
} else {
printk(KERN_ERR PFX "Cannot find PowerManagement capability, aborting.\n");
goto err_out_free_res;
}
mmio_start = pci_resource_start(pdev, 1);
mmio_end = pci_resource_end(pdev, 1);
mmio_flags = pci_resource_flags(pdev, 1);
mmio_len = pci_resource_len(pdev, 1);
// make sure PCI base addr 1 is MMIO
if (!(mmio_flags & IORESOURCE_MEM)) {
printk(KERN_ERR PFX
"region #1 not an MMIO resource, aborting\n");
rc = -ENODEV;
goto err_out_disable;
}
// check for weird/broken PCI region reporting
if (mmio_len < RTL_MIN_IO_SIZE) {
printk(KERN_ERR PFX "Invalid PCI region size(s), aborting\n");
rc = -ENODEV;
goto err_out_disable;
}
rc = pci_request_regions(pdev, dev->name);
if (rc) {
printk(KERN_ERR PFX "%s: Could not request regions.\n", pdev->slot_name);
goto err_out_disable;
}
tp->cp_cmd = PCIMulRW | RxChkSum;
if ((sizeof(dma_addr_t) > 32) &&
!pci_set_dma_mask(pdev, DMA_64BIT_MASK))
tp->cp_cmd |= PCIDAC;
else {
rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
if (rc < 0) {
printk(KERN_ERR PFX "DMA configuration failed.\n");
goto err_out_free_res;
}
}
// enable PCI bus-mastering
pci_set_master(pdev);
// ioremap MMIO region
ioaddr = ioremap(mmio_start, mmio_len);
if (ioaddr == NULL) {
printk(KERN_ERR PFX "cannot remap MMIO, aborting\n");
rc = -EIO;
goto err_out_free_res;
}
// Soft reset the chip.
RTL_W8(ChipCmd, CmdReset);
// Check that the chip has finished the reset.
for (i = 1000; i > 0; i--) {
if ((RTL_R8(ChipCmd) & CmdReset) == 0)
break;
udelay(10);
}
// Identify chip attached to board
rtl8169_get_mac_version(tp, ioaddr);
rtl8169_get_phy_version(tp, ioaddr);
rtl8169_print_mac_version(tp);
rtl8169_print_phy_version(tp);
for (i = ARRAY_SIZE(rtl_chip_info) - 1; i >= 0; i--) {
if (tp->mac_version == rtl_chip_info[i].mac_version)
break;
}
if (i < 0) {
/* Unknown chip: assume array element #0, original RTL-8169 */
printk(KERN_DEBUG PFX
"PCI device %s: unknown chip version, assuming %s\n",
pci_name(pdev), rtl_chip_info[0].name);
i++;
}
tp->chipset = i;
*ioaddr_out = ioaddr;
*dev_out = dev;
return 0;
err_out_free_res:
pci_release_regions(pdev);
err_out_disable:
pci_disable_device(pdev);
err_out:
free_netdev(dev);
return rc;
}
static void
rtl8169_hw_start(struct net_device *dev)
{
struct rtl8169_private *tp = dev->priv;
void *ioaddr = tp->mmio_addr;
u32 i;
/* Soft reset the chip. */
RTL_W8(ChipCmd, CmdReset);
/* Check that the chip has finished the reset. */
for (i = 1000; i > 0; i--) {
if ((RTL_R8(ChipCmd) & CmdReset) == 0)
break;
else
udelay(10);
}
RTL_W8(Cfg9346, Cfg9346_Unlock);
RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
RTL_W8(EarlyTxThres, EarlyTxThld);
// For gigabit rtl8169
RTL_W16(RxMaxSize, RxPacketMaxSize);
// Set Rx Config register
i = rtl8169_rx_config | (RTL_R32(RxConfig) & rtl_chip_info[tp->chipset].
RxConfigMask);
RTL_W32(RxConfig, i);
/* Set DMA burst size and Interframe Gap Time */
RTL_W32(TxConfig,
(TX_DMA_BURST << TxDMAShift) | (InterFrameGap <<
TxInterFrameGapShift));
tp->cp_cmd |= RTL_R16(CPlusCmd);
RTL_W16(CPlusCmd, tp->cp_cmd);
if (tp->mac_version == RTL_GIGA_MAC_VER_D) {
dprintk(KERN_INFO PFX "Set MAC Reg C+CR Offset 0xE0: bit-3 and bit-14 MUST be 1\n");
tp->cp_cmd |= (1 << 14) | PCIMulRW;
RTL_W16(CPlusCmd, tp->cp_cmd);
}
tp->cur_rx = 0;
RTL_W32(TxDescStartAddrLow, ((u64) tp->TxPhyAddr & DMA_32BIT_MASK));
RTL_W32(TxDescStartAddrHigh, ((u64) tp->TxPhyAddr >> 32));
RTL_W32(RxDescAddrLow, ((u64) tp->RxPhyAddr & DMA_32BIT_MASK));
RTL_W32(RxDescAddrHigh, ((u64) tp->RxPhyAddr >> 32));
RTL_W8(Cfg9346, Cfg9346_Lock);
udelay(10);
RTL_W32(RxMissed, 0);
rtl8169_set_rx_mode(dev);
/* no early-rx interrupts */
RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
/* Enable all known interrupts by setting the interrupt mask. */
RTL_W16(IntrMask, rtl8169_intr_mask);
netif_start_queue(dev);
}