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audk
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Merge branch 'master' of https://github.com/tianocore/edk2

This commit is contained in:
Jaben Carsey 2016-02-10 09:00:35 -08:00
parent 3a01358bdb bbff41c11f
commit 62989e0bd2
4 changed files with 42 additions and 37 deletions
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15
EmbeddedPkg/Drivers/Lan9118Dxe/Lan9118Dxe.c
View File

@ -142,7 +142,7 @@ Lan9118DxeEntry (
// Power up the device so we can find the MAC address
Status = Lan9118Initialize (Snp);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "Lan9118: Error initialising hardware\n"));
DEBUG ((EFI_D_ERROR, "LAN9118: Error initialising hardware\n"));
return EFI_DEVICE_ERROR;
}
@ -307,8 +307,7 @@ SnpInitialize (
// Write the current configuration to the register
MmioWrite32 (LAN9118_PMT_CTRL, PmConf);
gBS->Stall (LAN9118_STALL);
gBS->Stall (LAN9118_STALL);
MemoryFence();
// Configure GPIO and HW
Status = ConfigureHardware (HW_CONF_USE_LEDS, Snp);
@ -343,7 +342,7 @@ SnpInitialize (
// Do auto-negotiation if supported
Status = AutoNegotiate (AUTO_NEGOTIATE_ADVERTISE_ALL, Snp);
if (EFI_ERROR(Status)) {
DEBUG ((EFI_D_WARN, "Lan9118: Auto Negociation not supported.\n"));
DEBUG ((EFI_D_WARN, "LAN9118: Auto Negotiation failed.\n"));
}
// Configure flow control depending on speed capabilities
@ -431,7 +430,7 @@ SnpReset (
// Write the current configuration to the register
MmioWrite32 (LAN9118_PMT_CTRL, PmConf);
gBS->Stall (LAN9118_STALL);
MemoryFence();
// Reactivate the LEDs
Status = ConfigureHardware (HW_CONF_USE_LEDS, Snp);
@ -446,7 +445,7 @@ SnpReset (
HwConf |= HW_CFG_TX_FIFO_SIZE(gTxBuffer); // assign size chosen in SnpInitialize
MmioWrite32 (LAN9118_HW_CFG, HwConf); // Write the conf
gBS->Stall (LAN9118_STALL);
MemoryFence();
}
// Enable the receiver and transmitter and clear their contents
@ -701,7 +700,7 @@ SnpReceiveFilters (
// Write the options to the MAC_CSR
//
IndirectMACWrite32 (INDIRECT_MAC_INDEX_CR, MacCSRValue);
gBS->Stall (LAN9118_STALL);
MemoryFence();
//
// If we have to retrieve something, start packet reception.
@ -768,7 +767,7 @@ SnpStationAddress (
New = (EFI_MAC_ADDRESS *) PermAddr;
Lan9118SetMacAddress ((EFI_MAC_ADDRESS *) PermAddr, Snp);
} else {
DEBUG ((EFI_D_ERROR, "Lan9118: Warning: No valid MAC address in EEPROM, using fallback\n"));
DEBUG ((EFI_D_ERROR, "LAN9118: Warning: No valid MAC address in EEPROM, using fallback\n"));
New = (EFI_MAC_ADDRESS*) (FixedPcdGet64 (PcdLan9118DefaultMacAddress));
}
} else {

1
EmbeddedPkg/Drivers/Lan9118Dxe/Lan9118Dxe.inf
View File

@ -51,6 +51,7 @@
[FixedPcd]
gEmbeddedTokenSpaceGuid.PcdLan9118DxeBaseAddress
gEmbeddedTokenSpaceGuid.PcdLan9118DefaultMacAddress
gEmbeddedTokenSpaceGuid.PcdLan9118DefaultNegotiationTimeout
[Depex]
TRUE

62
EmbeddedPkg/Drivers/Lan9118Dxe/Lan9118DxeUtil.c
View File

@ -236,7 +236,7 @@ IndirectEEPROMRead32 (
// Write to Eeprom command register
MmioWrite32 (LAN9118_E2P_CMD, EepromCmd);
gBS->Stall (LAN9118_STALL);
MemoryFence();
// Wait until operation has completed
while (MmioRead32 (LAN9118_E2P_CMD) & E2P_EPC_BUSY);
@ -284,7 +284,7 @@ IndirectEEPROMWrite32 (
// Write to Eeprom command register
MmioWrite32 (LAN9118_E2P_CMD, EepromCmd);
gBS->Stall (LAN9118_STALL);
MemoryFence();
// Wait until operation has completed
while (MmioRead32 (LAN9118_E2P_CMD) & E2P_EPC_BUSY);
@ -355,31 +355,33 @@ Lan9118Initialize (
IN EFI_SIMPLE_NETWORK_PROTOCOL *Snp
)
{
UINTN Timeout;
UINTN Retries;
UINT64 DefaultMacAddress;
// Attempt to wake-up the device if it is in a lower power state
if (((MmioRead32 (LAN9118_PMT_CTRL) & MPTCTRL_PM_MODE_MASK) >> 12) != 0) {
DEBUG ((DEBUG_NET, "Waking from reduced power state.\n"));
MmioWrite32 (LAN9118_BYTE_TEST, 0xFFFFFFFF);
gBS->Stall (LAN9118_STALL);
MemoryFence();
}
// Check that device is active
Timeout = 20;
while ((MmioRead32 (LAN9118_PMT_CTRL) & MPTCTRL_READY) == 0 && --Timeout) {
Retries = 20;
while ((MmioRead32 (LAN9118_PMT_CTRL) & MPTCTRL_READY) == 0 && --Retries) {
gBS->Stall (LAN9118_STALL);
MemoryFence();
}
if (!Timeout) {
if (!Retries) {
return EFI_TIMEOUT;
}
// Check that EEPROM isn't active
Timeout = 20;
while ((MmioRead32 (LAN9118_E2P_CMD) & E2P_EPC_BUSY) && --Timeout){
Retries = 20;
while ((MmioRead32 (LAN9118_E2P_CMD) & E2P_EPC_BUSY) && --Retries){
gBS->Stall (LAN9118_STALL);
MemoryFence();
}
if (!Timeout) {
if (!Retries) {
return EFI_TIMEOUT;
}
@ -447,11 +449,12 @@ SoftReset (
// Write the configuration
MmioWrite32 (LAN9118_HW_CFG, HwConf);
gBS->Stall (LAN9118_STALL);
MemoryFence();
// Wait for reset to complete
while (MmioRead32 (LAN9118_HW_CFG) & HWCFG_SRST) {
MemoryFence();
gBS->Stall (LAN9118_STALL);
ResetTime += 1;
@ -500,7 +503,7 @@ PhySoftReset (
// Wait for completion
while (MmioRead32 (LAN9118_PMT_CTRL) & MPTCTRL_PHY_RST) {
gBS->Stall (LAN9118_STALL);
MemoryFence();
}
// PHY Basic Control Register reset
} else if (Flags & PHY_RESET_BCR) {
@ -508,7 +511,7 @@ PhySoftReset (
// Wait for completion
while (IndirectPHYRead32 (PHY_INDEX_BASIC_CTRL) & PHYCR_RESET) {
gBS->Stall (LAN9118_STALL);
MemoryFence();
}
}
@ -542,7 +545,7 @@ ConfigureHardware (
// Write the configuration
MmioWrite32 (LAN9118_GPIO_CFG, GpioConf);
gBS->Stall (LAN9118_STALL);
MemoryFence();
}
return EFI_SUCCESS;
@ -571,7 +574,7 @@ AutoNegotiate (
UINT32 PhyControl;
UINT32 PhyStatus;
UINT32 Features;
UINT32 TimeOut;
UINT32 Retries;
// First check that auto-negotiation is supported
PhyStatus = IndirectPHYRead32 (PHY_INDEX_BASIC_STATUS);
@ -583,11 +586,12 @@ AutoNegotiate (
// Check that link is up first
if ((PhyStatus & PHYSTS_LINK_STS) == 0) {
// Wait until it is up or until Time Out
TimeOut = 2000;
Retries = FixedPcdGet32 (PcdLan9118DefaultNegotiationTimeout) / LAN9118_STALL;
while ((IndirectPHYRead32 (PHY_INDEX_BASIC_STATUS) & PHYSTS_LINK_STS) == 0) {
MemoryFence();
gBS->Stall (LAN9118_STALL);
TimeOut--;
if (!TimeOut) {
Retries--;
if (!Retries) {
DEBUG ((EFI_D_ERROR, "Link timeout in auto-negotiation.\n"));
return EFI_TIMEOUT;
}
@ -671,7 +675,7 @@ StopTx (
TxCfg = MmioRead32 (LAN9118_TX_CFG);
TxCfg |= TXCFG_TXS_DUMP | TXCFG_TXD_DUMP;
MmioWrite32 (LAN9118_TX_CFG, TxCfg);
gBS->Stall (LAN9118_STALL);
MemoryFence();
}
// Check if already stopped
@ -690,7 +694,7 @@ StopTx (
if (TxCfg & TXCFG_TX_ON) {
TxCfg |= TXCFG_STOP_TX;
MmioWrite32 (LAN9118_TX_CFG, TxCfg);
gBS->Stall (LAN9118_STALL);
MemoryFence();
// Wait for Tx to finish transmitting
while (MmioRead32 (LAN9118_TX_CFG) & TXCFG_STOP_TX);
@ -725,7 +729,7 @@ StopRx (
RxCfg = MmioRead32 (LAN9118_RX_CFG);
RxCfg |= RXCFG_RX_DUMP;
MmioWrite32 (LAN9118_RX_CFG, RxCfg);
gBS->Stall (LAN9118_STALL);
MemoryFence();
while (MmioRead32 (LAN9118_RX_CFG) & RXCFG_RX_DUMP);
}
@ -751,28 +755,28 @@ StartTx (
TxCfg = MmioRead32 (LAN9118_TX_CFG);
TxCfg |= TXCFG_TXS_DUMP | TXCFG_TXD_DUMP;
MmioWrite32 (LAN9118_TX_CFG, TxCfg);
gBS->Stall (LAN9118_STALL);
MemoryFence();
}
// Check if tx was started from MAC and enable if not
if (Flags & START_TX_MAC) {
MacCsr = IndirectMACRead32 (INDIRECT_MAC_INDEX_CR);
gBS->Stall (LAN9118_STALL);
MemoryFence();
if ((MacCsr & MACCR_TX_EN) == 0) {
MacCsr |= MACCR_TX_EN;
IndirectMACWrite32 (INDIRECT_MAC_INDEX_CR, MacCsr);
gBS->Stall (LAN9118_STALL);
MemoryFence();
}
}
// Check if tx was started from TX_CFG and enable if not
if (Flags & START_TX_CFG) {
TxCfg = MmioRead32 (LAN9118_TX_CFG);
gBS->Stall (LAN9118_STALL);
MemoryFence();
if ((TxCfg & TXCFG_TX_ON) == 0) {
TxCfg |= TXCFG_TX_ON;
MmioWrite32 (LAN9118_TX_CFG, TxCfg);
gBS->Stall (LAN9118_STALL);
MemoryFence();
}
}
@ -802,14 +806,14 @@ StartRx (
RxCfg = MmioRead32 (LAN9118_RX_CFG);
RxCfg |= RXCFG_RX_DUMP;
MmioWrite32 (LAN9118_RX_CFG, RxCfg);
gBS->Stall (LAN9118_STALL);
MemoryFence();
while (MmioRead32 (LAN9118_RX_CFG) & RXCFG_RX_DUMP);
}
MacCsr |= MACCR_RX_EN;
IndirectMACWrite32 (INDIRECT_MAC_INDEX_CR, MacCsr);
gBS->Stall (LAN9118_STALL);
MemoryFence();
}
return EFI_SUCCESS;
@ -999,7 +1003,7 @@ ChangeFifoAllocation (
HwConf &= ~(0xF0000);
HwConf |= ((TxFifoOption & 0xF) << 16);
MmioWrite32 (LAN9118_HW_CFG, HwConf);
gBS->Stall (LAN9118_STALL);
MemoryFence();
return EFI_SUCCESS;
}

1
EmbeddedPkg/EmbeddedPkg.dec
View File

@ -145,6 +145,7 @@
# LAN9118 Ethernet Driver PCDs
gEmbeddedTokenSpaceGuid.PcdLan9118DxeBaseAddress|0x0|UINT32|0x00000025
gEmbeddedTokenSpaceGuid.PcdLan9118DefaultMacAddress|0x0|UINT64|0x00000026
gEmbeddedTokenSpaceGuid.PcdLan9118DefaultNegotiationTimeout|4000|UINT32|0x00000027
#
# Android FastBoot