mirror of
https://github.com/xcat2/xNBA.git
synced 2024-12-14 07:11:32 +00:00
Remove some dead code
This commit is contained in:
Michael Brown
parent
08e8dfd801
commit
75fbc96f75
@ -21,7 +21,6 @@ Skeleton NIC driver for Etherboot
|
||||
/* to get the interface to the body of the program */
|
||||
#include "nic.h"
|
||||
|
||||
#include "mt_version.c"
|
||||
#include "mt25218_imp.c"
|
||||
|
||||
struct mlx_nic {
|
||||
@ -35,133 +34,6 @@ struct mlx_nic {
|
||||
cq_t rcv_cqh;
|
||||
};
|
||||
|
||||
int prompt_key(int secs, unsigned char *ch_p)
|
||||
{
|
||||
unsigned long tmo;
|
||||
unsigned char ch;
|
||||
|
||||
for (tmo = currticks() + secs * TICKS_PER_SEC; currticks() < tmo;) {
|
||||
if (iskey()) {
|
||||
ch = getchar();
|
||||
/* toupper does not work ... */
|
||||
if (ch == 'v')
|
||||
ch = 'V';
|
||||
if (ch == 'i')
|
||||
ch = 'I';
|
||||
if ((ch=='V') || (ch=='I')) {
|
||||
*ch_p = ch;
|
||||
return 1;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
#if 0
|
||||
/**************************************************************************
|
||||
IRQ - handle interrupts
|
||||
***************************************************************************/
|
||||
static void mt25218_irq(struct nic *nic, irq_action_t action)
|
||||
{
|
||||
/* This routine is somewhat optional. Etherboot itself
|
||||
* doesn't use interrupts, but they are required under some
|
||||
* circumstances when we're acting as a PXE stack.
|
||||
*
|
||||
* If you don't implement this routine, the only effect will
|
||||
* be that your driver cannot be used via Etherboot's UNDI
|
||||
* API. This won't affect programs that use only the UDP
|
||||
* portion of the PXE API, such as pxelinux.
|
||||
*/
|
||||
|
||||
if (0) {
|
||||
nic = NULL;
|
||||
}
|
||||
switch (action) {
|
||||
case DISABLE:
|
||||
case ENABLE:
|
||||
/* Set receive interrupt enabled/disabled state */
|
||||
/*
|
||||
outb ( action == ENABLE ? IntrMaskEnabled : IntrMaskDisabled,
|
||||
nic->ioaddr + IntrMaskRegister );
|
||||
*/
|
||||
break;
|
||||
case FORCE:
|
||||
/* Force NIC to generate a receive interrupt */
|
||||
/*
|
||||
outb ( ForceInterrupt, nic->ioaddr + IntrForceRegister );
|
||||
*/
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/**************************************************************************
|
||||
POLL - Wait for a frame
|
||||
***************************************************************************/
|
||||
static int mt25218_poll(struct nic *nic, int retrieve)
|
||||
{
|
||||
/* Work out whether or not there's an ethernet packet ready to
|
||||
* read. Return 0 if not.
|
||||
*/
|
||||
/*
|
||||
if ( ! <packet_ready> ) return 0;
|
||||
*/
|
||||
|
||||
/* retrieve==0 indicates that we are just checking for the
|
||||
* presence of a packet but don't want to read it just yet.
|
||||
*/
|
||||
/*
|
||||
if ( ! retrieve ) return 1;
|
||||
*/
|
||||
|
||||
/* Copy data to nic->packet. Data should include the
|
||||
* link-layer header (dest MAC, source MAC, type).
|
||||
* Store length of data in nic->packetlen.
|
||||
* Return true to indicate a packet has been read.
|
||||
*/
|
||||
/*
|
||||
nic->packetlen = <packet_length>;
|
||||
memcpy ( nic->packet, <packet_data>, <packet_length> );
|
||||
return 1;
|
||||
*/
|
||||
unsigned int size;
|
||||
int rc;
|
||||
rc = poll_imp(nic, retrieve, &size);
|
||||
if (rc) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (size == 0) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
nic->packetlen = size;
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
/**************************************************************************
|
||||
TRANSMIT - Transmit a frame
|
||||
***************************************************************************/
|
||||
static void mt25218_transmit(struct nic *nic, const char *dest, /* Destination */
|
||||
unsigned int type, /* Type */
|
||||
unsigned int size, /* size */
|
||||
const char *packet)
|
||||
{ /* Packet */
|
||||
int rc;
|
||||
|
||||
/* Transmit packet to dest MAC address. You will need to
|
||||
* construct the link-layer header (dest MAC, source MAC,
|
||||
* type).
|
||||
*/
|
||||
if (nic) {
|
||||
rc = transmit_imp(dest, type, packet, size);
|
||||
if (rc)
|
||||
eprintf("tranmit error");
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
/**
|
||||
* Open network device
|
||||
*
|
||||
@ -219,23 +91,6 @@ static int mlx_transmit ( struct net_device *netdev,
|
||||
}
|
||||
|
||||
return 0;
|
||||
|
||||
#if 0
|
||||
( void ) netdev;
|
||||
|
||||
iob_pull ( iobuf, sizeof ( *ibhdr ) );
|
||||
|
||||
if ( memcmp ( ibhdr->peer, ib_broadcast, IB_ALEN ) == 0 ) {
|
||||
printf ( "Sending broadcast packet\n" );
|
||||
return send_bcast_packet ( ntohs ( ibhdr->proto ),
|
||||
iobuf->data, iob_len ( iobuf ) );
|
||||
} else {
|
||||
printf ( "Sending unicast packet\n" );
|
||||
return send_ucast_packet ( ibhdr->peer,
|
||||
ntohs ( ibhdr->proto ),
|
||||
iobuf->data, iob_len ( iobuf ) );
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
/**
|
||||
@ -275,14 +130,12 @@ static void mlx_rx_complete ( struct net_device *netdev,
|
||||
netdev_rx_err ( netdev, NULL, -ENOMEM );
|
||||
return;
|
||||
}
|
||||
|
||||
/* Fill I/O buffer */
|
||||
buf = get_rcv_wqe_buf ( ib_cqe->wqe, 1 );
|
||||
memcpy ( iob_put ( iobuf, len ), buf, len );
|
||||
// DBG ( "Received packet header:\n" );
|
||||
// struct recv_wqe_st *rcv_wqe = ib_cqe.wqe;
|
||||
// DBG_HD ( get_rcv_wqe_buf(ib_cqe.wqe, 0),
|
||||
// be32_to_cpu(rcv_wqe->mpointer[0].byte_count) );
|
||||
// DBG ( "Received packet:\n" );
|
||||
// DBG_HD ( iobuf->data, iob_len ( iobuf ) );
|
||||
|
||||
/* Hand off to network stack */
|
||||
netdev_rx ( netdev, iobuf );
|
||||
}
|
||||
|
||||
@ -335,11 +188,15 @@ static void mlx_poll ( struct net_device *netdev ) {
|
||||
return;
|
||||
}
|
||||
|
||||
/* Drain event queue. We can ignore events, since we're going
|
||||
* to just poll all completion queues anyway.
|
||||
*/
|
||||
if ( ( rc = drain_eq() ) != 0 ) {
|
||||
DBG ( "drain_eq() failed: %s\n", strerror ( rc ) );
|
||||
return;
|
||||
}
|
||||
|
||||
/* Poll completion queues */
|
||||
mlx_poll_cq ( netdev, mlx->snd_cqh, mlx_tx_complete );
|
||||
mlx_poll_cq ( netdev, mlx->rcv_cqh, mlx_rx_complete );
|
||||
}
|
||||
@ -365,28 +222,6 @@ static struct net_device_operations mlx_operations = {
|
||||
.irq = mlx_irq,
|
||||
};
|
||||
|
||||
#if 0
|
||||
/**************************************************************************
|
||||
DISABLE - Turn off ethernet interface
|
||||
***************************************************************************/
|
||||
static void mt25218_disable(struct nic *nic)
|
||||
{
|
||||
/* put the card in its initial state */
|
||||
/* This function serves 3 purposes.
|
||||
* This disables DMA and interrupts so we don't receive
|
||||
* unexpected packets or interrupts from the card after
|
||||
* etherboot has finished.
|
||||
* This frees resources so etherboot may use
|
||||
* this driver on another interface
|
||||
* This allows etherboot to reinitialize the interface
|
||||
* if something is something goes wrong.
|
||||
*/
|
||||
if (nic || 1) { // ????
|
||||
disable_imp();
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
/**
|
||||
* Remove PCI device
|
||||
*
|
||||
@ -401,76 +236,6 @@ static void mlx_remove ( struct pci_device *pci ) {
|
||||
netdev_put ( netdev );
|
||||
}
|
||||
|
||||
#if 0
|
||||
static struct nic_operations mt25218_operations = {
|
||||
.connect = dummy_connect,
|
||||
.poll = mt25218_poll,
|
||||
.transmit = mt25218_transmit,
|
||||
.irq = mt25218_irq,
|
||||
};
|
||||
|
||||
/**************************************************************************
|
||||
PROBE - Look for an adapter, this routine's visible to the outside
|
||||
***************************************************************************/
|
||||
|
||||
static int mt25218_probe(struct nic *nic, struct pci_device *pci)
|
||||
{
|
||||
int rc;
|
||||
unsigned char user_request;
|
||||
|
||||
if (pci->vendor != MELLANOX_VENDOR_ID) {
|
||||
eprintf("");
|
||||
return 0;
|
||||
}
|
||||
|
||||
printf("\n");
|
||||
printf("Mellanox Technologies LTD - Boot over IB implementaion\n");
|
||||
printf("Build version = %s\n\n", build_revision);
|
||||
|
||||
verbose_messages = 0;
|
||||
print_info = 0;
|
||||
printf("Press within 3 seconds:\n");
|
||||
printf("V - to increase verbosity\n");
|
||||
printf("I - to print information\n");
|
||||
if (prompt_key(3, &user_request)) {
|
||||
if (user_request == 'V') {
|
||||
printf("User selected verbose messages\n");
|
||||
verbose_messages = 1;
|
||||
}
|
||||
else if (user_request == 'I') {
|
||||
printf("User selected to print information\n");
|
||||
print_info = 1;
|
||||
}
|
||||
}
|
||||
printf("\n");
|
||||
|
||||
adjust_pci_device(pci);
|
||||
|
||||
nic->priv_data = NULL;
|
||||
rc = probe_imp(pci, nic);
|
||||
|
||||
/* give the user a chance to look at the info */
|
||||
if (print_info)
|
||||
sleep(5);
|
||||
|
||||
if (!rc) {
|
||||
/* store NIC parameters */
|
||||
nic->ioaddr = pci->ioaddr & ~3;
|
||||
nic->irqno = pci->irq;
|
||||
/* point to NIC specific routines */
|
||||
nic->nic_op = &mt25218_operations;
|
||||
|
||||
uint8_t fixed_node_addr[ETH_ALEN] = { 0x00, 0x02, 0xc9,
|
||||
0x20, 0xf5, 0x95 };
|
||||
memcpy ( nic->node_addr, fixed_node_addr, ETH_ALEN );
|
||||
|
||||
return 1;
|
||||
}
|
||||
/* else */
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
|
||||
/**
|
||||
* Probe PCI device
|
||||
*
|
||||
@ -525,8 +290,8 @@ static int mlx_probe ( struct pci_device *pci,
|
||||
}
|
||||
|
||||
static struct pci_device_id mlx_nics[] = {
|
||||
PCI_ROM(0x15b3, 0x6282, "MT25218", "MT25218 HCA driver"),
|
||||
PCI_ROM(0x15b3, 0x6274, "MT25204", "MT25204 HCA driver"),
|
||||
PCI_ROM ( 0x15b3, 0x6282, "MT25218", "MT25218 HCA driver" ),
|
||||
PCI_ROM ( 0x15b3, 0x6274, "MT25204", "MT25204 HCA driver" ),
|
||||
};
|
||||
|
||||
struct pci_driver mlx_driver __pci_driver = {
|
||||
|
||||
Loading…
Reference in New Issue
Block a user