#include <deque>
#include <string>
+#include "base/debug.hh"
#include "base/inet.hh"
+#include "base/types.hh"
+#include "config/the_isa.hh"
#include "cpu/thread_context.hh"
#include "dev/etherlink.hh"
#include "dev/ns_gige.hh"
#include "dev/pciconfigall.hh"
#include "mem/packet.hh"
#include "mem/packet_access.hh"
-#include "sim/builder.hh"
-#include "sim/debug.hh"
-#include "sim/host.hh"
-#include "sim/stats.hh"
+#include "params/NSGigE.hh"
#include "sim/system.hh"
const char *NsRxStateStrings[] =
// NSGigE PCI Device
//
NSGigE::NSGigE(Params *p)
- : PciDev(p), ioEnable(false),
+ : EtherDevice(p), ioEnable(false),
txFifo(p->tx_fifo_size), rxFifo(p->rx_fifo_size),
txPacket(0), rxPacket(0), txPacketBufPtr(NULL), rxPacketBufPtr(NULL),
txXferLen(0), rxXferLen(0), rxDmaFree(false), txDmaFree(false),
{
+ interface = new NSGigEInt(name() + ".int0", this);
+
regsReset();
- memcpy(&rom.perfectMatch, p->eaddr.bytes(), ETH_ADDR_LEN);
+ memcpy(&rom.perfectMatch, p->hardware_address.bytes(), ETH_ADDR_LEN);
memset(&rxDesc32, 0, sizeof(rxDesc32));
memset(&txDesc32, 0, sizeof(txDesc32));
NSGigE::~NSGigE()
{}
-void
-NSGigE::regStats()
-{
- txBytes
- .name(name() + ".txBytes")
- .desc("Bytes Transmitted")
- .prereq(txBytes)
- ;
-
- rxBytes
- .name(name() + ".rxBytes")
- .desc("Bytes Received")
- .prereq(rxBytes)
- ;
-
- txPackets
- .name(name() + ".txPackets")
- .desc("Number of Packets Transmitted")
- .prereq(txBytes)
- ;
-
- rxPackets
- .name(name() + ".rxPackets")
- .desc("Number of Packets Received")
- .prereq(rxBytes)
- ;
-
- txIpChecksums
- .name(name() + ".txIpChecksums")
- .desc("Number of tx IP Checksums done by device")
- .precision(0)
- .prereq(txBytes)
- ;
-
- rxIpChecksums
- .name(name() + ".rxIpChecksums")
- .desc("Number of rx IP Checksums done by device")
- .precision(0)
- .prereq(rxBytes)
- ;
-
- txTcpChecksums
- .name(name() + ".txTcpChecksums")
- .desc("Number of tx TCP Checksums done by device")
- .precision(0)
- .prereq(txBytes)
- ;
-
- rxTcpChecksums
- .name(name() + ".rxTcpChecksums")
- .desc("Number of rx TCP Checksums done by device")
- .precision(0)
- .prereq(rxBytes)
- ;
-
- txUdpChecksums
- .name(name() + ".txUdpChecksums")
- .desc("Number of tx UDP Checksums done by device")
- .precision(0)
- .prereq(txBytes)
- ;
-
- rxUdpChecksums
- .name(name() + ".rxUdpChecksums")
- .desc("Number of rx UDP Checksums done by device")
- .precision(0)
- .prereq(rxBytes)
- ;
-
- descDmaReads
- .name(name() + ".descDMAReads")
- .desc("Number of descriptors the device read w/ DMA")
- .precision(0)
- ;
-
- descDmaWrites
- .name(name() + ".descDMAWrites")
- .desc("Number of descriptors the device wrote w/ DMA")
- .precision(0)
- ;
-
- descDmaRdBytes
- .name(name() + ".descDmaReadBytes")
- .desc("number of descriptor bytes read w/ DMA")
- .precision(0)
- ;
-
- descDmaWrBytes
- .name(name() + ".descDmaWriteBytes")
- .desc("number of descriptor bytes write w/ DMA")
- .precision(0)
- ;
-
- txBandwidth
- .name(name() + ".txBandwidth")
- .desc("Transmit Bandwidth (bits/s)")
- .precision(0)
- .prereq(txBytes)
- ;
-
- rxBandwidth
- .name(name() + ".rxBandwidth")
- .desc("Receive Bandwidth (bits/s)")
- .precision(0)
- .prereq(rxBytes)
- ;
-
- totBandwidth
- .name(name() + ".totBandwidth")
- .desc("Total Bandwidth (bits/s)")
- .precision(0)
- .prereq(totBytes)
- ;
-
- totPackets
- .name(name() + ".totPackets")
- .desc("Total Packets")
- .precision(0)
- .prereq(totBytes)
- ;
-
- totBytes
- .name(name() + ".totBytes")
- .desc("Total Bytes")
- .precision(0)
- .prereq(totBytes)
- ;
-
- totPacketRate
- .name(name() + ".totPPS")
- .desc("Total Tranmission Rate (packets/s)")
- .precision(0)
- .prereq(totBytes)
- ;
-
- txPacketRate
- .name(name() + ".txPPS")
- .desc("Packet Tranmission Rate (packets/s)")
- .precision(0)
- .prereq(txBytes)
- ;
-
- rxPacketRate
- .name(name() + ".rxPPS")
- .desc("Packet Reception Rate (packets/s)")
- .precision(0)
- .prereq(rxBytes)
- ;
-
- postedSwi
- .name(name() + ".postedSwi")
- .desc("number of software interrupts posted to CPU")
- .precision(0)
- ;
-
- totalSwi
- .name(name() + ".totalSwi")
- .desc("total number of Swi written to ISR")
- .precision(0)
- ;
-
- coalescedSwi
- .name(name() + ".coalescedSwi")
- .desc("average number of Swi's coalesced into each post")
- .precision(0)
- ;
-
- postedRxIdle
- .name(name() + ".postedRxIdle")
- .desc("number of rxIdle interrupts posted to CPU")
- .precision(0)
- ;
-
- totalRxIdle
- .name(name() + ".totalRxIdle")
- .desc("total number of RxIdle written to ISR")
- .precision(0)
- ;
-
- coalescedRxIdle
- .name(name() + ".coalescedRxIdle")
- .desc("average number of RxIdle's coalesced into each post")
- .precision(0)
- ;
-
- postedRxOk
- .name(name() + ".postedRxOk")
- .desc("number of RxOk interrupts posted to CPU")
- .precision(0)
- ;
-
- totalRxOk
- .name(name() + ".totalRxOk")
- .desc("total number of RxOk written to ISR")
- .precision(0)
- ;
-
- coalescedRxOk
- .name(name() + ".coalescedRxOk")
- .desc("average number of RxOk's coalesced into each post")
- .precision(0)
- ;
-
- postedRxDesc
- .name(name() + ".postedRxDesc")
- .desc("number of RxDesc interrupts posted to CPU")
- .precision(0)
- ;
-
- totalRxDesc
- .name(name() + ".totalRxDesc")
- .desc("total number of RxDesc written to ISR")
- .precision(0)
- ;
-
- coalescedRxDesc
- .name(name() + ".coalescedRxDesc")
- .desc("average number of RxDesc's coalesced into each post")
- .precision(0)
- ;
-
- postedTxOk
- .name(name() + ".postedTxOk")
- .desc("number of TxOk interrupts posted to CPU")
- .precision(0)
- ;
-
- totalTxOk
- .name(name() + ".totalTxOk")
- .desc("total number of TxOk written to ISR")
- .precision(0)
- ;
-
- coalescedTxOk
- .name(name() + ".coalescedTxOk")
- .desc("average number of TxOk's coalesced into each post")
- .precision(0)
- ;
-
- postedTxIdle
- .name(name() + ".postedTxIdle")
- .desc("number of TxIdle interrupts posted to CPU")
- .precision(0)
- ;
-
- totalTxIdle
- .name(name() + ".totalTxIdle")
- .desc("total number of TxIdle written to ISR")
- .precision(0)
- ;
-
- coalescedTxIdle
- .name(name() + ".coalescedTxIdle")
- .desc("average number of TxIdle's coalesced into each post")
- .precision(0)
- ;
-
- postedTxDesc
- .name(name() + ".postedTxDesc")
- .desc("number of TxDesc interrupts posted to CPU")
- .precision(0)
- ;
-
- totalTxDesc
- .name(name() + ".totalTxDesc")
- .desc("total number of TxDesc written to ISR")
- .precision(0)
- ;
-
- coalescedTxDesc
- .name(name() + ".coalescedTxDesc")
- .desc("average number of TxDesc's coalesced into each post")
- .precision(0)
- ;
-
- postedRxOrn
- .name(name() + ".postedRxOrn")
- .desc("number of RxOrn posted to CPU")
- .precision(0)
- ;
-
- totalRxOrn
- .name(name() + ".totalRxOrn")
- .desc("total number of RxOrn written to ISR")
- .precision(0)
- ;
-
- coalescedRxOrn
- .name(name() + ".coalescedRxOrn")
- .desc("average number of RxOrn's coalesced into each post")
- .precision(0)
- ;
-
- coalescedTotal
- .name(name() + ".coalescedTotal")
- .desc("average number of interrupts coalesced into each post")
- .precision(0)
- ;
-
- postedInterrupts
- .name(name() + ".postedInterrupts")
- .desc("number of posts to CPU")
- .precision(0)
- ;
-
- droppedPackets
- .name(name() + ".droppedPackets")
- .desc("number of packets dropped")
- .precision(0)
- ;
-
- coalescedSwi = totalSwi / postedInterrupts;
- coalescedRxIdle = totalRxIdle / postedInterrupts;
- coalescedRxOk = totalRxOk / postedInterrupts;
- coalescedRxDesc = totalRxDesc / postedInterrupts;
- coalescedTxOk = totalTxOk / postedInterrupts;
- coalescedTxIdle = totalTxIdle / postedInterrupts;
- coalescedTxDesc = totalTxDesc / postedInterrupts;
- coalescedRxOrn = totalRxOrn / postedInterrupts;
-
- coalescedTotal = (totalSwi + totalRxIdle + totalRxOk + totalRxDesc +
- totalTxOk + totalTxIdle + totalTxDesc +
- totalRxOrn) / postedInterrupts;
-
- txBandwidth = txBytes * Stats::constant(8) / simSeconds;
- rxBandwidth = rxBytes * Stats::constant(8) / simSeconds;
- totBandwidth = txBandwidth + rxBandwidth;
- totBytes = txBytes + rxBytes;
- totPackets = txPackets + rxPackets;
-
- txPacketRate = txPackets / simSeconds;
- rxPacketRate = rxPackets / simSeconds;
-}
-
-
/**
* This is to write to the PCI general configuration registers
*/
return configDelay;
}
+EtherInt*
+NSGigE::getEthPort(const std::string &if_name, int idx)
+{
+ if (if_name == "interface") {
+ if (interface->getPeer())
+ panic("interface already connected to\n");
+ return interface;
+ }
+ return NULL;
+}
+
/**
* This reads the device registers, which are detailed in the NS83820
* spec sheet
Tick when = curTick;
if ((regs.isr & regs.imr & ISR_NODELAY) == 0)
when += intrDelay;
+ postedInterrupts++;
cpuIntrPost(when);
}
}
postedRxOrn++;
}
- if (regs.isr & regs.imr & ISR_IMPL)
- postedInterrupts++;
-
interrupts &= ~ISR_NOIMPL;
regs.isr &= ~interrupts;
if (intrEvent)
intrEvent->squash();
- intrEvent = new IntrEvent(this, intrTick, true);
+ intrEvent = new IntrEvent(this, true);
+ schedule(intrEvent, intrTick);
}
void
}
// Go to the next state machine clock tick.
- rxKickTick = curTick + cycles(1);
+ rxKickTick = curTick + ticks(1);
}
switch(rxDmaState) {
NsRxStateStrings[rxState]);
if (clock && !rxKickEvent.scheduled())
- rxKickEvent.schedule(rxKickTick);
+ schedule(rxKickEvent, rxKickTick);
}
void
if (!txFifo.empty() && !txEvent.scheduled()) {
DPRINTF(Ethernet, "reschedule transmit\n");
- txEvent.schedule(curTick + retryTime);
+ schedule(txEvent, curTick + retryTime);
}
}
}
// Go to the next state machine clock tick.
- txKickTick = curTick + cycles(1);
+ txKickTick = curTick + ticks(1);
}
switch(txDmaState) {
IpPtr ip(txPacket);
if (extsts & EXTSTS_UDPPKT) {
UdpPtr udp(ip);
- udp->sum(0);
- udp->sum(cksum(udp));
- txUdpChecksums++;
+ if (udp) {
+ udp->sum(0);
+ udp->sum(cksum(udp));
+ txUdpChecksums++;
+ } else {
+ debug_break();
+ warn_once("UDPPKT set, but not UDP!\n");
+ }
} else if (extsts & EXTSTS_TCPPKT) {
TcpPtr tcp(ip);
- tcp->sum(0);
- tcp->sum(cksum(tcp));
- txTcpChecksums++;
+ if (tcp) {
+ tcp->sum(0);
+ tcp->sum(cksum(tcp));
+ txTcpChecksums++;
+ } else {
+ debug_break();
+ warn_once("TCPPKT set, but not UDP!\n");
+ }
}
if (extsts & EXTSTS_IPPKT) {
- ip->sum(0);
- ip->sum(cksum(ip));
- txIpChecksums++;
+ if (ip) {
+ ip->sum(0);
+ ip->sum(cksum(ip));
+ txIpChecksums++;
+ } else {
+ debug_break();
+ warn_once("IPPKT set, but not UDP!\n");
+ }
}
}
NsTxStateStrings[txState]);
if (clock && !txKickEvent.scheduled())
- txKickEvent.schedule(txKickTick);
+ schedule(txKickEvent, txKickTick);
}
/**
DPRINTF(Ethernet, "transfer complete: data in txFifo...schedule xmit\n");
- txEvent.reschedule(curTick + cycles(1), true);
+ reschedule(txEvent, curTick + ticks(1), true);
}
bool
this->txDmaState = (DmaState) txDmaState;
UNSERIALIZE_SCALAR(txKickTick);
if (txKickTick)
- txKickEvent.schedule(txKickTick);
+ schedule(txKickEvent, txKickTick);
/*
* unserialize rx state machine
this->rxDmaState = (DmaState) rxDmaState;
UNSERIALIZE_SCALAR(rxKickTick);
if (rxKickTick)
- rxKickEvent.schedule(rxKickTick);
+ schedule(rxKickEvent, rxKickTick);
/*
* Unserialize EEPROM state machine
Tick transmitTick;
UNSERIALIZE_SCALAR(transmitTick);
if (transmitTick)
- txEvent.schedule(curTick + transmitTick);
+ schedule(txEvent, curTick + transmitTick);
/*
* unserialize receive address filter settings
Tick intrEventTick;
UNSERIALIZE_SCALAR(intrEventTick);
if (intrEventTick) {
- intrEvent = new IntrEvent(this, intrEventTick, true);
+ intrEvent = new IntrEvent(this, true);
+ schedule(intrEvent, intrEventTick);
}
}
-BEGIN_DECLARE_SIM_OBJECT_PARAMS(NSGigEInt)
-
- SimObjectParam<EtherInt *> peer;
- SimObjectParam<NSGigE *> device;
-
-END_DECLARE_SIM_OBJECT_PARAMS(NSGigEInt)
-
-BEGIN_INIT_SIM_OBJECT_PARAMS(NSGigEInt)
-
- INIT_PARAM_DFLT(peer, "peer interface", NULL),
- INIT_PARAM(device, "Ethernet device of this interface")
-
-END_INIT_SIM_OBJECT_PARAMS(NSGigEInt)
-
-CREATE_SIM_OBJECT(NSGigEInt)
+NSGigE *
+NSGigEParams::create()
{
- NSGigEInt *dev_int = new NSGigEInt(getInstanceName(), device);
-
- EtherInt *p = (EtherInt *)peer;
- if (p) {
- dev_int->setPeer(p);
- p->setPeer(dev_int);
- }
-
- return dev_int;
-}
-
-REGISTER_SIM_OBJECT("NSGigEInt", NSGigEInt)
-
-
-BEGIN_DECLARE_SIM_OBJECT_PARAMS(NSGigE)
-
- SimObjectParam<System *> system;
- SimObjectParam<Platform *> platform;
- Param<Tick> min_backoff_delay;
- Param<Tick> max_backoff_delay;
- SimObjectParam<PciConfigData *> configdata;
- Param<uint32_t> pci_bus;
- Param<uint32_t> pci_dev;
- Param<uint32_t> pci_func;
- Param<Tick> pio_latency;
- Param<Tick> config_latency;
-
- Param<Tick> clock;
- Param<bool> dma_desc_free;
- Param<bool> dma_data_free;
- Param<Tick> dma_read_delay;
- Param<Tick> dma_write_delay;
- Param<Tick> dma_read_factor;
- Param<Tick> dma_write_factor;
- Param<bool> dma_no_allocate;
- Param<Tick> intr_delay;
-
- Param<Tick> rx_delay;
- Param<Tick> tx_delay;
- Param<uint32_t> rx_fifo_size;
- Param<uint32_t> tx_fifo_size;
-
- Param<bool> rx_filter;
- Param<string> hardware_address;
- Param<bool> rx_thread;
- Param<bool> tx_thread;
- Param<bool> rss;
-
-END_DECLARE_SIM_OBJECT_PARAMS(NSGigE)
-
-BEGIN_INIT_SIM_OBJECT_PARAMS(NSGigE)
-
- INIT_PARAM(system, "System pointer"),
- INIT_PARAM(platform, "Platform pointer"),
- INIT_PARAM(min_backoff_delay, "Minimum delay after receving a nack packed"),
- INIT_PARAM(max_backoff_delay, "Maximum delay after receving a nack packed"),
- INIT_PARAM(configdata, "PCI Config data"),
- INIT_PARAM(pci_bus, "PCI bus ID"),
- INIT_PARAM(pci_dev, "PCI device number"),
- INIT_PARAM(pci_func, "PCI function code"),
- INIT_PARAM_DFLT(pio_latency, "Programmed IO latency in bus cycles", 1),
- INIT_PARAM(config_latency, "Number of cycles for a config read or write"),
- INIT_PARAM(clock, "State machine cycle time"),
-
- INIT_PARAM(dma_desc_free, "DMA of Descriptors is free"),
- INIT_PARAM(dma_data_free, "DMA of Data is free"),
- INIT_PARAM(dma_read_delay, "fixed delay for dma reads"),
- INIT_PARAM(dma_write_delay, "fixed delay for dma writes"),
- INIT_PARAM(dma_read_factor, "multiplier for dma reads"),
- INIT_PARAM(dma_write_factor, "multiplier for dma writes"),
- INIT_PARAM(dma_no_allocate, "Should DMA reads allocate cache lines"),
- INIT_PARAM(intr_delay, "Interrupt Delay in microseconds"),
-
- INIT_PARAM(rx_delay, "Receive Delay"),
- INIT_PARAM(tx_delay, "Transmit Delay"),
- INIT_PARAM(rx_fifo_size, "max size in bytes of rxFifo"),
- INIT_PARAM(tx_fifo_size, "max size in bytes of txFifo"),
-
- INIT_PARAM(rx_filter, "Enable Receive Filter"),
- INIT_PARAM(hardware_address, "Ethernet Hardware Address"),
- INIT_PARAM(rx_thread, ""),
- INIT_PARAM(tx_thread, ""),
- INIT_PARAM(rss, "")
-
-END_INIT_SIM_OBJECT_PARAMS(NSGigE)
-
-
-CREATE_SIM_OBJECT(NSGigE)
-{
- NSGigE::Params *params = new NSGigE::Params;
-
- params->name = getInstanceName();
- params->platform = platform;
- params->system = system;
- params->min_backoff_delay = min_backoff_delay;
- params->max_backoff_delay = max_backoff_delay;
- params->configData = configdata;
- params->busNum = pci_bus;
- params->deviceNum = pci_dev;
- params->functionNum = pci_func;
- params->pio_delay = pio_latency;
- params->config_delay = config_latency;
-
- params->clock = clock;
- params->dma_desc_free = dma_desc_free;
- params->dma_data_free = dma_data_free;
- params->dma_read_delay = dma_read_delay;
- params->dma_write_delay = dma_write_delay;
- params->dma_read_factor = dma_read_factor;
- params->dma_write_factor = dma_write_factor;
- params->dma_no_allocate = dma_no_allocate;
- params->pio_delay = pio_latency;
- params->intr_delay = intr_delay;
-
- params->rx_delay = rx_delay;
- params->tx_delay = tx_delay;
- params->rx_fifo_size = rx_fifo_size;
- params->tx_fifo_size = tx_fifo_size;
-
- params->rx_filter = rx_filter;
- params->eaddr = hardware_address;
- params->rx_thread = rx_thread;
- params->tx_thread = tx_thread;
- params->rss = rss;
-
- return new NSGigE(params);
+ return new NSGigE(this);
}
-
-REGISTER_SIM_OBJECT("NSGigE", NSGigE)
projects / gem5.git / blobdiff