Line 46... |
Line 46... |
#include "sim-config.h"
|
#include "sim-config.h"
|
#include "fields.h"
|
#include "fields.h"
|
#include "crc32.h"
|
#include "crc32.h"
|
#include "vapi.h"
|
#include "vapi.h"
|
#include "pic.h"
|
#include "pic.h"
|
|
#include "sched.h"
|
#include "debug.h"
|
#include "debug.h"
|
|
|
static struct eth_device eths[MAX_ETHERNETS];
|
DEFAULT_DEBUG_CHANNEL(eth);
|
|
|
/* simulator interface */
|
/* simulator interface */
|
static void eth_reset_controller( struct eth_device *eth);
|
|
static void eth_vapi_read( unsigned long id, unsigned long data, void *dat);
|
static void eth_vapi_read( unsigned long id, unsigned long data, void *dat);
|
/* register interface */
|
/* register interface */
|
static void eth_write32( oraddr_t addr, uint32_t value, void *dat );
|
static void eth_write32( oraddr_t addr, uint32_t value, void *dat );
|
static uint32_t eth_read32( oraddr_t addr, void *dat );
|
static uint32_t eth_read32( oraddr_t addr, void *dat );
|
/* clock */
|
/* clock */
|
static void eth_controller_tx_clock( struct eth_device * );
|
static void eth_controller_tx_clock( void * );
|
static void eth_controller_rx_clock( struct eth_device * );
|
static void eth_controller_rx_clock( void * );
|
/* utility functions */
|
/* utility functions */
|
static int eth_find_controller( oraddr_t addr, struct eth_device **eth, oraddr_t *reladdr );
|
|
struct eth_device *eth_find_vapi_device (unsigned long id, unsigned long *which);
|
|
static ssize_t eth_read_rx_file( struct eth_device *, void *, size_t );
|
static ssize_t eth_read_rx_file( struct eth_device *, void *, size_t );
|
static void eth_skip_rx_file( struct eth_device *, off_t );
|
static void eth_skip_rx_file( struct eth_device *, off_t );
|
static void eth_rewind_rx_file( struct eth_device *, off_t );
|
static void eth_rewind_rx_file( struct eth_device *, off_t );
|
static void eth_rx_next_packet( struct eth_device * );
|
static void eth_rx_next_packet( struct eth_device * );
|
static void eth_write_tx_bd_num( struct eth_device *, unsigned long value );
|
static void eth_write_tx_bd_num( struct eth_device *, unsigned long value );
|
Line 75... |
Line 73... |
|
|
/*
|
/*
|
* TX clock
|
* TX clock
|
* Responsible for starting and finishing TX
|
* Responsible for starting and finishing TX
|
*/
|
*/
|
void eth_controller_tx_clock( struct eth_device *eth )
|
void eth_controller_tx_clock( void *dat )
|
{
|
{
|
|
struct eth_device *eth = dat;
|
int breakpoint = 0;
|
int breakpoint = 0;
|
int bAdvance = 1;
|
int bAdvance = 1;
|
#if HAVE_ETH_PHY
|
#if HAVE_ETH_PHY
|
struct sockaddr_ll sll;
|
struct sockaddr_ll sll;
|
#endif /* HAVE_ETH_PHY */
|
#endif /* HAVE_ETH_PHY */
|
long nwritten;
|
long nwritten;
|
unsigned long read_word;
|
unsigned long read_word;
|
|
|
switch (eth->tx.state) {
|
switch (eth->tx.state) {
|
case ETH_TXSTATE_IDLE:
|
case ETH_TXSTATE_IDLE:
|
if ( TEST_FLAG( eth->regs.moder, ETH_MODER, TXEN ) ) {
|
|
|
|
/* wait for TxBuffer to be ready */
|
|
debug (3, "TX - entering state WAIT4BD (%ld)\n", eth->tx.bd_index);
|
debug (3, "TX - entering state WAIT4BD (%ld)\n", eth->tx.bd_index);
|
eth->tx.state = ETH_TXSTATE_WAIT4BD;
|
eth->tx.state = ETH_TXSTATE_WAIT4BD;
|
}
|
|
break;
|
break;
|
case ETH_TXSTATE_WAIT4BD:
|
case ETH_TXSTATE_WAIT4BD:
|
/* Read buffer descriptor */
|
/* Read buffer descriptor */
|
eth->tx.bd = eth->regs.bd_ram[eth->tx.bd_index];
|
eth->tx.bd = eth->regs.bd_ram[eth->tx.bd_index];
|
eth->tx.bd_addr = eth->regs.bd_ram[eth->tx.bd_index + 1];
|
eth->tx.bd_addr = eth->regs.bd_ram[eth->tx.bd_index + 1];
|
Line 154... |
Line 149... |
/************************************************/
|
/************************************************/
|
/* start transmit with reading packet into FIFO */
|
/* start transmit with reading packet into FIFO */
|
debug (3, "TX - entering state READFIFO\n");
|
debug (3, "TX - entering state READFIFO\n");
|
eth->tx.state = ETH_TXSTATE_READFIFO;
|
eth->tx.state = ETH_TXSTATE_READFIFO;
|
}
|
}
|
else if ( !TEST_FLAG( eth->regs.moder, ETH_MODER, TXEN ) ) {
|
|
/* stop TX logic */
|
|
debug (3, "TX - entering state IDLE\n");
|
|
eth->tx.state = ETH_TXSTATE_IDLE;
|
|
}
|
|
|
|
/* stay in this state if (TXEN && !READY) */
|
/* stay in this state if (TXEN && !READY) */
|
break;
|
break;
|
case ETH_TXSTATE_READFIFO:
|
case ETH_TXSTATE_READFIFO:
|
#if 1
|
#if 1
|
Line 203... |
Line 193... |
if (nwritten == eth->tx.packet_length) {
|
if (nwritten == eth->tx.packet_length) {
|
CLEAR_FLAG (eth->tx.bd, ETH_TX_BD, READY);
|
CLEAR_FLAG (eth->tx.bd, ETH_TX_BD, READY);
|
SET_FLAG (eth->regs.int_source, ETH_INT_SOURCE, TXB);
|
SET_FLAG (eth->regs.int_source, ETH_INT_SOURCE, TXB);
|
debug (4, "ETH_INT_SOURCE = %0lx\n", eth->regs.int_source);
|
debug (4, "ETH_INT_SOURCE = %0lx\n", eth->regs.int_source);
|
|
|
debug (3, "TX - entering state IDLE\n");
|
debug (3, "TX - entering state WAIT4BD\n");
|
eth->tx.state = ETH_TXSTATE_IDLE;
|
eth->tx.state = ETH_TXSTATE_WAIT4BD;
|
debug (3, "send (%ld)bytes OK\n", nwritten);
|
debug (3, "send (%ld)bytes OK\n", nwritten);
|
}
|
}
|
else {
|
else {
|
/* XXX - implement retry mechanism here! */
|
/* XXX - implement retry mechanism here! */
|
CLEAR_FLAG (eth->tx.bd, ETH_TX_BD, READY);
|
CLEAR_FLAG (eth->tx.bd, ETH_TX_BD, READY);
|
CLEAR_FLAG (eth->tx.bd, ETH_TX_BD, COLLISION);
|
CLEAR_FLAG (eth->tx.bd, ETH_TX_BD, COLLISION);
|
SET_FLAG (eth->regs.int_source, ETH_INT_SOURCE, TXE);
|
SET_FLAG (eth->regs.int_source, ETH_INT_SOURCE, TXE);
|
debug (4, "ETH_INT_SOURCE = %0lx\n", eth->regs.int_source);
|
debug (4, "ETH_INT_SOURCE = %0lx\n", eth->regs.int_source);
|
|
|
debug (3, "TX - entering state IDLE\n");
|
debug (3, "TX - entering state WAIT4BD\n");
|
eth->tx.state = ETH_TXSTATE_IDLE;
|
eth->tx.state = ETH_TXSTATE_WAIT4BD;
|
debug (3, "send FAILED!\n");
|
debug (3, "send FAILED!\n");
|
}
|
}
|
|
|
eth->regs.bd_ram[eth->tx.bd_index] = eth->tx.bd;
|
eth->regs.bd_ram[eth->tx.bd_index] = eth->tx.bd;
|
|
|
Line 240... |
Line 230... |
eth->tx.bd_index += 2;
|
eth->tx.bd_index += 2;
|
}
|
}
|
|
|
break;
|
break;
|
}
|
}
|
|
|
|
/* Reschedule */
|
|
SCHED_ADD( eth_controller_tx_clock, dat, runtime.sim.cycles + 1 );
|
}
|
}
|
/* ========================================================================= */
|
/* ========================================================================= */
|
|
|
|
|
/* ========================================================================= */
|
/* ========================================================================= */
|
Line 252... |
Line 245... |
|
|
/*
|
/*
|
* RX clock
|
* RX clock
|
* Responsible for starting and finishing RX
|
* Responsible for starting and finishing RX
|
*/
|
*/
|
void eth_controller_rx_clock( struct eth_device *eth )
|
void eth_controller_rx_clock( void *dat )
|
{
|
{
|
|
struct eth_device *eth = dat;
|
int breakpoint = 0;
|
int breakpoint = 0;
|
long nread;
|
long nread;
|
unsigned long send_word;
|
unsigned long send_word;
|
|
|
|
|
switch (eth->rx.state) {
|
switch (eth->rx.state) {
|
case ETH_RXSTATE_IDLE:
|
case ETH_RXSTATE_IDLE:
|
if ( TEST_FLAG( eth->regs.moder, ETH_MODER, RXEN) ) {
|
|
debug (3, "RX - entering state WAIT4BD (%ld)\n", eth->rx.bd_index);
|
debug (3, "RX - entering state WAIT4BD (%ld)\n", eth->rx.bd_index);
|
eth->rx.state = ETH_RXSTATE_WAIT4BD;
|
eth->rx.state = ETH_RXSTATE_WAIT4BD;
|
}
|
|
break;
|
break;
|
|
|
case ETH_RXSTATE_WAIT4BD:
|
case ETH_RXSTATE_WAIT4BD:
|
eth->rx.bd = eth->regs.bd_ram[eth->rx.bd_index];
|
eth->rx.bd = eth->regs.bd_ram[eth->rx.bd_index];
|
eth->rx.bd_addr = eth->regs.bd_ram[eth->rx.bd_index + 1];
|
eth->rx.bd_addr = eth->regs.bd_ram[eth->rx.bd_index + 1];
|
Line 326... |
Line 318... |
/* Packet must be big enough to hold a header */
|
/* Packet must be big enough to hold a header */
|
if ( eth->rx.packet_length < ETHER_HDR_LEN ){
|
if ( eth->rx.packet_length < ETHER_HDR_LEN ){
|
debug( 3, "eth_start_rx(): Packet too small\n" );
|
debug( 3, "eth_start_rx(): Packet too small\n" );
|
eth_rx_next_packet( eth );
|
eth_rx_next_packet( eth );
|
|
|
debug (3, "RX - entering state IDLE\n");
|
debug (3, "RX - entering state WAIT4BD\n");
|
eth->rx.state = ETH_RXSTATE_IDLE;
|
eth->rx.state = ETH_RXSTATE_WAIT4BD;
|
break;
|
break;
|
}
|
}
|
|
|
eth->rx.bytes_read = 0;
|
eth->rx.bytes_read = 0;
|
eth->rx.bytes_left = eth->rx.packet_length;
|
eth->rx.bytes_left = eth->rx.packet_length;
|
Line 440... |
Line 432... |
debug (3, "RX - entering state IDLE\n");
|
debug (3, "RX - entering state IDLE\n");
|
eth->rx.state = ETH_RXSTATE_IDLE;
|
eth->rx.state = ETH_RXSTATE_IDLE;
|
}
|
}
|
break;
|
break;
|
}
|
}
|
|
|
|
/* Reschedule */
|
|
SCHED_ADD( eth_controller_rx_clock, dat, runtime.sim.cycles + 1 );
|
}
|
}
|
|
|
/* ========================================================================= */
|
/* ========================================================================= */
|
/* Move to next RX BD */
|
/* Move to next RX BD */
|
void eth_rx_next_packet( struct eth_device *eth )
|
void eth_rx_next_packet( struct eth_device *eth )
|
Line 494... |
Line 489... |
|
|
/*
|
/*
|
Reset. Initializes all registers to default and places devices in
|
Reset. Initializes all registers to default and places devices in
|
memory address space.
|
memory address space.
|
*/
|
*/
|
void eth_reset()
|
void eth_reset(void *dat)
|
{
|
|
static int first_time = 1;
|
|
unsigned i;
|
|
|
|
if (!config.nethernets)
|
|
return;
|
|
|
|
if ( first_time )
|
|
memset( eths, 0, sizeof(eths) );
|
|
|
|
for ( i = 0; i < MAX_ETHERNETS; ++ i ) {
|
|
struct eth_device *eth = &(eths[i]);
|
|
|
|
if (!HAVE_ETH_PHY && eth->rtx_type == ETH_RTX_SOCK) {
|
|
fprintf (stderr, "Ethernet phy not enabled in this configuration. Configure with --enable-ethphy.\n");
|
|
exit (1);
|
|
}
|
|
eth->eth_number = i;
|
|
eth_reset_controller( eth );
|
|
if ( eth->baseaddr && first_time )
|
|
register_memoryarea( eth->baseaddr, ETH_ADDR_SPACE, 4, 0, eth_read32, eth_write32, NULL );
|
|
}
|
|
|
|
if ( first_time )
|
|
first_time = 0;
|
|
}
|
|
|
|
/* ========================================================================= */
|
|
|
|
|
|
static void eth_reset_controller(struct eth_device *eth)
|
|
{
|
{
|
int i = eth->eth_number;
|
struct eth_device *eth = dat;
|
#if HAVE_ETH_PHY
|
#if HAVE_ETH_PHY
|
int j;
|
int j;
|
struct sockaddr_ll sll;
|
struct sockaddr_ll sll;
|
#endif /* HAVE_ETH_PHY */
|
#endif /* HAVE_ETH_PHY */
|
|
|
eth->baseaddr = config.ethernets[i].baseaddr;
|
|
|
|
if ( eth->baseaddr != 0 ) {
|
if ( eth->baseaddr != 0 ) {
|
/* Mark which DMA controller and channels */
|
|
eth->dma = config.ethernets[i].dma;
|
|
eth->mac_int = config.ethernets[i].irq;
|
|
eth->tx_channel = config.ethernets[i].tx_channel;
|
|
eth->rx_channel = config.ethernets[i].rx_channel;
|
|
eth->rtx_type = config.ethernets[i].rtx_type;
|
|
|
|
switch (eth->rtx_type) {
|
switch (eth->rtx_type) {
|
case ETH_RTX_FILE:
|
case ETH_RTX_FILE:
|
/* (Re-)open TX/RX files */
|
/* (Re-)open TX/RX files */
|
eth->rxfile = config.ethernets[i].rxfile;
|
|
eth->txfile = config.ethernets[i].txfile;
|
|
|
|
if ( eth->rxfd > 0 )
|
if ( eth->rxfd > 0 )
|
close( eth->rxfd );
|
close( eth->rxfd );
|
if ( eth->txfd > 0 )
|
if ( eth->txfd > 0 )
|
close( eth->txfd );
|
close( eth->txfd );
|
eth->rxfd = eth->txfd = -1;
|
eth->rxfd = eth->txfd = -1;
|
Line 585... |
Line 537... |
}
|
}
|
|
|
/* get interface index number */
|
/* get interface index number */
|
debug (3, "RTX getting interface...\n");
|
debug (3, "RTX getting interface...\n");
|
memset(&(eth->ifr), 0, sizeof(eth->ifr));
|
memset(&(eth->ifr), 0, sizeof(eth->ifr));
|
strncpy(eth->ifr.ifr_name, config.ethernets[i].sockif, IFNAMSIZ);
|
strncpy(eth->ifr.ifr_name, eth->sockif, IFNAMSIZ);
|
if (ioctl(eth->rtx_sock, SIOCGIFINDEX, &(eth->ifr)) == -1) {
|
if (ioctl(eth->rtx_sock, SIOCGIFINDEX, &(eth->ifr)) == -1) {
|
fprintf( stderr, "SIOCGIFINDEX failed!\n");
|
fprintf( stderr, "SIOCGIFINDEX failed!\n");
|
return;
|
return;
|
}
|
}
|
debug (3, "RTX Socket Interface : %d\n", eth->ifr.ifr_ifindex);
|
debug (3, "RTX Socket Interface : %d\n", eth->ifr.ifr_ifindex);
|
Line 620... |
Line 572... |
recv(eth->rtx_sock, eth->rx_buff, j, 0);
|
recv(eth->rtx_sock, eth->rx_buff, j, 0);
|
} while (j);
|
} while (j);
|
debug (3, "\n");
|
debug (3, "\n");
|
|
|
break;
|
break;
|
|
#else /* HAVE_ETH_PHY */
|
|
case ETH_RTX_SOCK:
|
|
fprintf (stderr, "Ethernet phy not enabled in this configuration. Configure with --enable-ethphy.\n");
|
|
exit (1);
|
|
break;
|
#endif /* HAVE_ETH_PHY */
|
#endif /* HAVE_ETH_PHY */
|
}
|
}
|
|
|
/* Set registers to default values */
|
/* Set registers to default values */
|
memset( &(eth->regs), 0, sizeof(eth->regs) );
|
memset( &(eth->regs), 0, sizeof(eth->regs) );
|
Line 640... |
Line 597... |
memset( &(eth->tx), 0, sizeof(eth->tx) );
|
memset( &(eth->tx), 0, sizeof(eth->tx) );
|
memset( &(eth->rx), 0, sizeof(eth->rx) );
|
memset( &(eth->rx), 0, sizeof(eth->rx) );
|
eth->rx.bd_index = eth->regs.tx_bd_num << 1;
|
eth->rx.bd_index = eth->regs.tx_bd_num << 1;
|
|
|
/* Initialize VAPI */
|
/* Initialize VAPI */
|
if (config.ethernets[i].base_vapi_id) {
|
if (eth->base_vapi_id) {
|
eth->base_vapi_id = config.ethernets[i].base_vapi_id;
|
vapi_install_multi_handler( eth->base_vapi_id, ETH_NUM_VAPI_IDS, eth_vapi_read, dat );
|
vapi_install_multi_handler( eth->base_vapi_id, ETH_NUM_VAPI_IDS, eth_vapi_read, NULL );
|
|
}
|
}
|
}
|
}
|
}
|
}
|
/* ========================================================================= */
|
/* ========================================================================= */
|
|
|
|
|
/*
|
/*
|
Print register values on stdout
|
Print register values on stdout
|
*/
|
*/
|
void eth_status( void )
|
void eth_status( void *dat )
|
{
|
{
|
unsigned i;
|
struct eth_device *eth = dat;
|
|
|
for ( i = 0; i < MAX_ETHERNETS; ++ i ) {
|
|
struct eth_device *eth = &(eths[i]);
|
|
|
|
if ( eth->baseaddr == 0 )
|
|
continue;
|
|
|
|
PRINTF( "\nEthernet MAC %u at 0x%"PRIxADDR":\n", i, eth->baseaddr );
|
PRINTF( "\nEthernet MAC at 0x%"PRIxADDR":\n", eth->baseaddr );
|
PRINTF( "MODER : 0x%08lX\n", eth->regs.moder );
|
PRINTF( "MODER : 0x%08lX\n", eth->regs.moder );
|
PRINTF( "INT_SOURCE : 0x%08lX\n", eth->regs.int_source );
|
PRINTF( "INT_SOURCE : 0x%08lX\n", eth->regs.int_source );
|
PRINTF( "INT_MASK : 0x%08lX\n", eth->regs.int_mask );
|
PRINTF( "INT_MASK : 0x%08lX\n", eth->regs.int_mask );
|
PRINTF( "IPGT : 0x%08lX\n", eth->regs.ipgt );
|
PRINTF( "IPGT : 0x%08lX\n", eth->regs.ipgt );
|
PRINTF( "IPGR1 : 0x%08lX\n", eth->regs.ipgr1 );
|
PRINTF( "IPGR1 : 0x%08lX\n", eth->regs.ipgr1 );
|
Line 685... |
Line 635... |
eth->mac_address[0], eth->mac_address[1], eth->mac_address[2],
|
eth->mac_address[0], eth->mac_address[1], eth->mac_address[2],
|
eth->mac_address[3], eth->mac_address[4], eth->mac_address[5] );
|
eth->mac_address[3], eth->mac_address[4], eth->mac_address[5] );
|
PRINTF( "HASH0 : 0x%08lX\n", eth->regs.hash0 );
|
PRINTF( "HASH0 : 0x%08lX\n", eth->regs.hash0 );
|
PRINTF( "HASH1 : 0x%08lX\n", eth->regs.hash1 );
|
PRINTF( "HASH1 : 0x%08lX\n", eth->regs.hash1 );
|
}
|
}
|
}
|
|
/* ========================================================================= */
|
|
|
|
|
|
/*
|
|
Simulation hook. Must be called every clock cycle to simulate Ethernet MAC.
|
|
*/
|
|
void eth_clock()
|
|
{
|
|
unsigned i;
|
|
|
|
for ( i = 0; i < config.nethernets; ++ i ) {
|
|
eth_controller_tx_clock( &(eths[i]) );
|
|
eth_controller_rx_clock( &(eths[i]) );
|
|
}
|
|
}
|
|
/* ========================================================================= */
|
/* ========================================================================= */
|
|
|
|
|
/*
|
/*
|
Read a register
|
Read a register
|
*/
|
*/
|
uint32_t eth_read32( oraddr_t addr, void *dat )
|
uint32_t eth_read32( oraddr_t addr, void *dat )
|
{
|
{
|
struct eth_device *eth;
|
struct eth_device *eth = dat;
|
if ( !eth_find_controller( addr, ð, &addr ) ) {
|
addr -= eth->baseaddr;
|
PRINTF( "eth_read32( 0x%"PRIxADDR" ): Not in registered range(s)\n", addr );
|
|
return 0;
|
|
}
|
|
|
|
switch( addr ) {
|
switch( addr ) {
|
case ETH_MODER: return eth->regs.moder;
|
case ETH_MODER: return eth->regs.moder;
|
case ETH_INT_SOURCE: return eth->regs.int_source;
|
case ETH_INT_SOURCE: return eth->regs.int_source;
|
case ETH_INT_MASK: return eth->regs.int_mask;
|
case ETH_INT_MASK: return eth->regs.int_mask;
|
Line 759... |
Line 690... |
/*
|
/*
|
Write a register
|
Write a register
|
*/
|
*/
|
void eth_write32( oraddr_t addr, uint32_t value, void *dat )
|
void eth_write32( oraddr_t addr, uint32_t value, void *dat )
|
{
|
{
|
struct eth_device *eth;
|
struct eth_device *eth = dat;
|
if ( !eth_find_controller( addr, ð, &addr ) ) {
|
|
PRINTF( "eth_write32( 0x%"PRIxADDR" ): Not in registered range(s)\n", addr );
|
addr -= eth->baseaddr;
|
return;
|
|
}
|
|
|
|
switch( addr ) {
|
switch( addr ) {
|
case ETH_MODER: eth->regs.moder = value; if (TEST_FLAG(value, ETH_MODER, RST)) eth_reset(); return;
|
case ETH_MODER:
|
|
|
|
if ( !TEST_FLAG( eth->regs.moder, ETH_MODER, RXEN) &&
|
|
TEST_FLAG( value, ETH_MODER, RXEN) )
|
|
SCHED_ADD( eth_controller_rx_clock, dat, runtime.sim.cycles + 1 );
|
|
else if ( !TEST_FLAG( value, ETH_MODER, RXEN) )
|
|
SCHED_FIND_REMOVE( eth_controller_rx_clock, dat);
|
|
|
|
if ( !TEST_FLAG( eth->regs.moder, ETH_MODER, TXEN) &&
|
|
TEST_FLAG( value, ETH_MODER, TXEN) )
|
|
SCHED_ADD( eth_controller_tx_clock, dat, runtime.sim.cycles + 1 );
|
|
else if ( !TEST_FLAG( value, ETH_MODER, TXEN) )
|
|
SCHED_FIND_REMOVE( eth_controller_tx_clock, dat);
|
|
|
|
eth->regs.moder = value;
|
|
|
|
if (TEST_FLAG(value, ETH_MODER, RST))
|
|
eth_reset( dat );
|
|
return;
|
case ETH_INT_SOURCE: eth->regs.int_source &= ~value; return;
|
case ETH_INT_SOURCE: eth->regs.int_source &= ~value; return;
|
case ETH_INT_MASK: eth->regs.int_mask = value; return;
|
case ETH_INT_MASK: eth->regs.int_mask = value; return;
|
case ETH_IPGT: eth->regs.ipgt = value; return;
|
case ETH_IPGT: eth->regs.ipgt = value; return;
|
case ETH_IPGR1: eth->regs.ipgr1 = value; return;
|
case ETH_IPGR1: eth->regs.ipgr1 = value; return;
|
case ETH_IPGR2: eth->regs.ipgr2 = value; return;
|
case ETH_IPGR2: eth->regs.ipgr2 = value; return;
|
Line 817... |
Line 764... |
* VAPI connection to outside
|
* VAPI connection to outside
|
*/
|
*/
|
static void eth_vapi_read (unsigned long id, unsigned long data, void *dat)
|
static void eth_vapi_read (unsigned long id, unsigned long data, void *dat)
|
{
|
{
|
unsigned long which;
|
unsigned long which;
|
struct eth_device *eth = eth_find_vapi_device( id, &which );
|
struct eth_device *eth = dat;
|
|
|
|
which = id - eth->base_vapi_id;
|
|
|
debug( 5, "ETH: id %08lx, data %08lx\n", id, data );
|
debug( 5, "ETH: id %08lx, data %08lx\n", id, data );
|
|
|
if ( !eth ) {
|
if ( !eth ) {
|
debug( 1, "ETH: VAPI ID %08lx is not ours!\n", id );
|
debug( 1, "ETH: VAPI ID %08lx is not ours!\n", id );
|
Line 842... |
Line 791... |
void eth_write_tx_bd_num( struct eth_device *eth, unsigned long value )
|
void eth_write_tx_bd_num( struct eth_device *eth, unsigned long value )
|
{
|
{
|
eth->regs.tx_bd_num = value & 0xFF;
|
eth->regs.tx_bd_num = value & 0xFF;
|
eth->rx.bd_index = eth->regs.tx_bd_num << 1;
|
eth->rx.bd_index = eth->regs.tx_bd_num << 1;
|
}
|
}
|
/* ========================================================================= */
|
|
|
|
|
/* ========================================================================= */
|
|
|
/*
|
/*-----------------------------------------------[ Ethernet configuration ]---*/
|
Convert a memory address to a oontroller struct and relative address.
|
void eth_baseaddr(union param_val val, void *dat)
|
Return nonzero on success
|
|
*/
|
|
int eth_find_controller( oraddr_t addr, struct eth_device **eth, oraddr_t *reladdr )
|
|
{
|
{
|
unsigned i;
|
struct eth_device *eth = dat;
|
*eth = NULL;
|
eth->baseaddr = val.addr_val;
|
|
|
for ( i = 0; i < MAX_ETHERNETS && *eth == NULL; ++ i ) {
|
|
if ( (addr >= eths[i].baseaddr) && (addr < eths[i].baseaddr + ETH_ADDR_SPACE) )
|
|
*eth = &(eths[i]);
|
|
}
|
}
|
|
|
/* verify we found a controller */
|
void eth_dma(union param_val val, void *dat)
|
if ( *eth == NULL )
|
{
|
return 0;
|
struct eth_device *eth = dat;
|
|
eth->dma = val.addr_val;
|
/* Verify legal address */
|
|
if ( (addr - (*eth)->baseaddr) % 4 != 0 )
|
|
return 0;
|
|
|
|
*reladdr = addr - (*eth)->baseaddr;
|
|
return 1;
|
|
}
|
}
|
|
|
/*
|
void eth_rtx_type(union param_val val, void *dat)
|
* Convert VAPI id to controller struct and relative address.
|
|
*/
|
|
struct eth_device *eth_find_vapi_device( unsigned long id, unsigned long *which )
|
|
{
|
{
|
unsigned i;
|
struct eth_device *eth = dat;
|
|
eth->rtx_type = val.int_val;
|
for ( i=0; i<config.nethernets; i++) {
|
|
if ( (id>=eths[i].base_vapi_id) && (id < eths[i].base_vapi_id + ETH_NUM_VAPI_IDS)) {
|
|
*which = id - eths[i].base_vapi_id;
|
|
return &(eths[i]);
|
|
}
|
|
}
|
}
|
|
|
return NULL;
|
void eth_rx_channel(union param_val val, void *dat)
|
|
{
|
|
struct eth_device *eth = dat;
|
|
eth->rx_channel = val.int_val;
|
}
|
}
|
|
|
/*-----------------------------------------------[ Ethernet configuration ]---*/
|
void eth_tx_channel(union param_val val, void *dat)
|
void eth_nethernets (union param_val val, void *dat) {
|
{
|
if (val.int_val >= 0 && val.int_val < MAX_ETHERNETS)
|
struct eth_device *eth = dat;
|
config.nethernets = val.int_val;
|
eth->tx_channel = val.int_val;
|
else
|
|
CONFIG_ERROR("invalid number of devices.");
|
|
}
|
}
|
|
|
void eth_baseaddr (union param_val val, void *dat) {
|
void eth_rxfile(union param_val val, void *dat)
|
if (current_device >= 0 && current_device < config.nethernets)
|
{
|
config.ethernets[current_device].baseaddr = val.addr_val;
|
struct eth_device *eth = dat;
|
else
|
if(!(eth->rxfile = strdup(val.str_val))) {
|
CONFIG_ERROR("invalid device number.");
|
fprintf(stderr, "Peripheral Ethernet: Run out of memory\n");
|
|
exit(-1);
|
}
|
}
|
|
|
void eth_dma (union param_val val, void *dat) {
|
|
if (current_device >= 0 && current_device < config.nethernets)
|
|
config.ethernets[current_device].dma = val.int_val;
|
|
else
|
|
CONFIG_ERROR("invalid device number.");
|
|
}
|
}
|
|
|
void eth_rtx_type (union param_val val, void *dat) {
|
void eth_txfile(union param_val val, void *dat)
|
if (current_device >= 0 && current_device < config.nethernets)
|
{
|
config.ethernets[current_device].rtx_type = val.int_val;
|
struct eth_device *eth = dat;
|
else
|
if(!(eth->txfile = strdup(val.str_val))) {
|
CONFIG_ERROR("invalid device number.");
|
fprintf(stderr, "Peripheral Ethernet: Run out of memory\n");
|
|
exit(-1);
|
}
|
}
|
|
|
void eth_rx_channel (union param_val val, void *dat) {
|
|
if (current_device >= 0 && current_device < config.nethernets)
|
|
config.ethernets[current_device].rx_channel = val.int_val;
|
|
else
|
|
CONFIG_ERROR("invalid device number.");
|
|
}
|
}
|
|
|
void eth_tx_channel (union param_val val, void *dat) {
|
void eth_sockif(union param_val val, void *dat)
|
if (current_device >= 0 && current_device < config.nethernets)
|
{
|
config.ethernets[current_device].rx_channel = val.int_val;
|
struct eth_device *eth = dat;
|
else
|
if(!(eth->sockif = strdup(val.str_val))) {
|
CONFIG_ERROR("invalid device number.");
|
fprintf(stderr, "Peripheral Ethernet: Run out of memory\n");
|
|
exit(-1);
|
}
|
}
|
|
|
void eth_rxfile (union param_val val, void *dat) {
|
|
if (current_device >= 0 && current_device < config.nethernets)
|
|
strcpy (config.ethernets[current_device].rxfile, val.str_val);
|
|
else
|
|
CONFIG_ERROR("invalid device number.");
|
|
}
|
}
|
|
|
void eth_txfile(union param_val val, void *dat)
|
void eth_irq(union param_val val, void *dat)
|
{
|
{
|
if (current_device >= 0 && current_device < config.nethernets)
|
struct eth_device *eth = dat;
|
strcpy (config.ethernets[current_device].txfile, val.str_val);
|
eth->mac_int = val.int_val;
|
else
|
|
CONFIG_ERROR("invalid device number.");
|
|
}
|
}
|
|
|
void eth_sockif(union param_val val, void *dat)
|
void eth_vapi_id(union param_val val, void *dat)
|
{
|
{
|
if (current_device >= 0 && current_device < config.nethernets)
|
struct eth_device *eth = dat;
|
strcpy (config.ethernets[current_device].sockif, val.str_val);
|
eth->base_vapi_id = val.int_val;
|
else
|
|
CONFIG_ERROR("invalid device number.");
|
|
}
|
}
|
|
|
void eth_irq(union param_val val, void *dat)
|
void *eth_sec_start(void)
|
{
|
{
|
if (current_device >= 0 && current_device < config.nethernets)
|
struct eth_device *new = malloc(sizeof(struct eth_device));
|
config.ethernets[current_device].irq = val.int_val;
|
|
else
|
if(!new) {
|
CONFIG_ERROR("invalid device number.");
|
fprintf(stderr, "Peripheral Eth: Run out of memory\n");
|
|
exit(-1);
|
}
|
}
|
|
|
void eth_vapi_id(union param_val val, void *dat)
|
return new;
|
|
}
|
|
|
|
void eth_sec_end(void *dat)
|
{
|
{
|
if (current_device >= 0 && current_device < config.nethernets)
|
struct eth_device *eth = dat;
|
config.ethernets[current_device].base_vapi_id = val.int_val;
|
|
else
|
register_memoryarea( eth->baseaddr, ETH_ADDR_SPACE, 4, 0, eth_read32, eth_write32, dat );
|
CONFIG_ERROR("invalid device number.");
|
reg_sim_stat( eth_status, dat );
|
|
reg_sim_reset( eth_reset, dat );
|
}
|
}
|
|
|
void reg_ethernet_sec(void)
|
void reg_ethernet_sec(void)
|
{
|
{
|
struct config_section *sec = reg_config_sec("ethernet", NULL, NULL);
|
struct config_section *sec = reg_config_sec("ethernet", eth_sec_start, eth_sec_end);
|
|
|
reg_config_param(sec, "nethernets", paramt_int, eth_nethernets);
|
|
reg_config_param(sec, "device", paramt_int, change_device);
|
|
reg_config_param(sec, "irq", paramt_int, eth_irq);
|
reg_config_param(sec, "irq", paramt_int, eth_irq);
|
reg_config_param(sec, "enddevice", paramt_int, end_device);
|
|
reg_config_param(sec, "baseaddr", paramt_int, eth_baseaddr);
|
reg_config_param(sec, "baseaddr", paramt_int, eth_baseaddr);
|
reg_config_param(sec, "dma", paramt_int, eth_dma);
|
reg_config_param(sec, "dma", paramt_int, eth_dma);
|
reg_config_param(sec, "rtx_type", paramt_int, eth_rtx_type);
|
reg_config_param(sec, "rtx_type", paramt_int, eth_rtx_type);
|
reg_config_param(sec, "rx_channel", paramt_int, eth_rx_channel);
|
reg_config_param(sec, "rx_channel", paramt_int, eth_rx_channel);
|
reg_config_param(sec, "tx_channel", paramt_int, eth_tx_channel);
|
reg_config_param(sec, "tx_channel", paramt_int, eth_tx_channel);
|