e1000_proc.c

COPE the first practical network coding scheme which is developped on click

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/***************************************************************************/
/*       /proc File System Interaface Support Functions                    */
/***************************************************************************/

#include "e1000.h"
extern char e1000_driver[];
extern char e1000_version[];
extern char *e1000id_string;
#include "e1000_proc.h"
#include <linux/proc_fs.h>

struct proc_dir_entry *e1000_proc_dir;

static int e1000_generic_read(char *page, char **start, off_t off,
				              int count, int *eof)
{
	int len;

	len = strlen(page);
	page[len++] = '\n';

	if (len <= off + count)
		*eof = 1;
	*start = page + off;
	len -= off;
	if (len > count)
		len = count;
	if (len < 0)
		len = 0;
	return len;
}

static int e1000_read_ulong(char *page, char **start, off_t off,
			   int count, int *eof, unsigned long l)
{
	sprintf(page, "%lu", l);

	return e1000_generic_read(page, start, off, count, eof);
}

static int e1000_read_ulong_hex(char *page, char **start, off_t off,
				   int count, int *eof, unsigned long l)
{
	sprintf(page, "0x%04lx", l);

	return e1000_generic_read(page, start, off, count, eof);
}

static int e1000_read_hwaddr(char *page, char **start, off_t off,
				int count, int *eof, unsigned char *hwaddr)
{
	sprintf(page, "%02X:%02X:%02X:%02X:%02X:%02X",
			hwaddr[0], hwaddr[1], hwaddr[2],
			hwaddr[3], hwaddr[4], hwaddr[5]);

	return e1000_generic_read(page, start, off, count, eof);
}

/* need to check page boundaries !!! */
static int e1000_read_info(char *page, char **start, off_t off,
			  int count, int *eof, void *data)
{
	bd_config_t *bdp = (bd_config_t *) data;
	PADAPTER_STRUCT Adapter = bdp->bddp;
	struct net_device_stats *stats = &bdp->net_stats;
	unsigned char *hwaddr;
	char *pagep = page;
	char *msg;

#if 0
	e1000_GetBrandingMesg(Adapter->DeviceId, Adapter->SubVendorId, 
	                      Adapter->SubSystemId);
	msg = e1000id_string;
	page += sprintf(page, "%-25s %s\n", DESCRIPTION_TAG, msg);
#endif
	page += sprintf(page, "%-25s %s\n", DRVR_NAME_TAG, e1000_driver);

	page += sprintf(page, "%-25s %s\n", DRVR_VERSION_TAG, e1000_version);

	page += sprintf(page, "%-25s 0x%04lx\n",
					PCI_VENDOR_TAG, (unsigned long) Adapter->VendorId);
	page += sprintf(page, "%-25s 0x%04lx\n",
					PCI_DEVICE_ID_TAG, (unsigned long) Adapter->DeviceId);
	page += sprintf(page, "%-25s 0x%04lx\n",
					PCI_SUBSYSTEM_VENDOR_TAG,
					(unsigned long) Adapter->SubVendorId);
	page += sprintf(page, "%-25s 0x%04lx\n",
					PCI_SUBSYSTEM_ID_TAG,
					(unsigned long) Adapter->SubSystemId);
	page += sprintf(page, "%-25s 0x%02lx\n",
					PCI_REVISION_ID_TAG,
					(unsigned long) Adapter->RevID);
	page += sprintf(page, "%-25s %lu\n",
					PCI_BUS_TAG,
					(unsigned long) (Adapter->pci_dev->bus->number));
	page += sprintf(page, "%-25s %lu\n",
					PCI_SLOT_TAG,
					(unsigned
					 long) (PCI_SLOT((Adapter->pci_dev->devfn))));
	page +=
		sprintf(page, "%-25s %lu\n", IRQ_TAG,
				(unsigned long) (bdp->irq_level));
	page +=
		sprintf(page, "%-25s %s\n", SYSTEM_DEVICE_NAME_TAG,
				bdp->device->name);

	hwaddr = bdp->device->dev_addr;
	page += sprintf(page, "%-25s %02X:%02X:%02X:%02X:%02X:%02X\n",
					CURRENT_HWADDR_TAG,
					hwaddr[0], hwaddr[1], hwaddr[2],
					hwaddr[3], hwaddr[4], hwaddr[5]);

	hwaddr = Adapter->perm_node_address;
	page += sprintf(page, "%-25s %02X:%02X:%02X:%02X:%02X:%02X\n",
					PERMANENT_HWADDR_TAG,
					hwaddr[0], hwaddr[1], hwaddr[2],
					hwaddr[3], hwaddr[4], hwaddr[5]);

	page += sprintf(page, "\n");

	if (Adapter->LinkIsActive == 1)
		msg = "up";
	else
		msg = "down";
	page += sprintf(page, "%-25s %s\n", LINK_TAG, msg);

	if (Adapter->cur_line_speed)
		page += sprintf(page, "%-25s %lu\n",
						SPEED_TAG,
						(unsigned long) (Adapter->cur_line_speed));
	else
		page += sprintf(page, "%-25s %s\n", SPEED_TAG, "N/A");

	msg = Adapter->FullDuplex == FULL_DUPLEX ? "full" :
		((Adapter->FullDuplex == 0) ? "N/A" : "half");
	page += sprintf(page, "%-25s %s\n", DUPLEX_TAG, msg);

	if (bdp->device->flags & IFF_UP)
		msg = "up";
	else
		msg = "down";
	page += sprintf(page, "%-25s %s\n", STATE_TAG, msg);

	page += sprintf(page, "\n");

	page += sprintf(page, "%-25s %lu\n",
					RX_PACKETS_TAG, (unsigned long) stats->rx_packets);
	page += sprintf(page, "%-25s %lu\n",
					TX_PACKETS_TAG, (unsigned long) stats->tx_packets);
	page += sprintf(page, "%-25s %lu\n",
					RX_BYTES_TAG, (unsigned long) stats->rx_bytes);
	page += sprintf(page, "%-25s %lu\n",
					TX_BYTES_TAG, (unsigned long) stats->tx_bytes);
	page += sprintf(page, "%-25s %lu\n",
					RX_ERRORS_TAG, (unsigned long) stats->rx_errors);
	page += sprintf(page, "%-25s %lu\n",
					TX_ERRORS_TAG, (unsigned long) stats->tx_errors);
	page += sprintf(page, "%-25s %lu\n",
					RX_DROPPED_TAG, (unsigned long) stats->rx_dropped);
	page += sprintf(page, "%-25s %lu\n",
					TX_DROPPED_TAG, (unsigned long) stats->tx_dropped);
	page += sprintf(page, "%-25s %lu\n",
					MULTICAST_TAG, (unsigned long) stats->multicast);
	page += sprintf(page, "%-25s %lu\n",
					COLLISIONS_TAG, (unsigned long) stats->collisions);
	page += sprintf(page, "%-25s %lu\n",
					RX_LENGTH_ERRORS_TAG,
					(unsigned long) stats->rx_length_errors);
	page += sprintf(page, "%-25s %lu\n",
					RX_OVER_ERRORS_TAG,
					(unsigned long) stats->rx_over_errors);
	page += sprintf(page, "%-25s %lu\n",
					RX_CRC_ERRORS_TAG,
					(unsigned long) stats->rx_crc_errors);
	page += sprintf(page, "%-25s %lu\n",
					RX_FRAME_ERRORS_TAG,
					(unsigned long) stats->rx_frame_errors);
	page += sprintf(page, "%-25s %lu\n",
					RX_FIFO_ERRORS_TAG,
					(unsigned long) stats->rx_fifo_errors);
	page += sprintf(page, "%-25s %lu\n",
					RX_MISSED_ERRORS_TAG,
					(unsigned long) stats->rx_missed_errors);
	page += sprintf(page, "%-25s %lu\n",
					TX_ABORTED_ERRORS_TAG,
					(unsigned long) stats->tx_aborted_errors);
	page += sprintf(page, "%-25s %lu\n",
					TX_CARRIER_ERRORS_TAG,
					(unsigned long) stats->tx_carrier_errors);
	page += sprintf(page, "%-25s %lu\n",
					TX_FIFO_ERRORS_TAG,
					(unsigned long) stats->tx_fifo_errors);
	page += sprintf(page, "%-25s %lu\n",
					TX_HEARTBEAT_ERRORS_TAG,
					(unsigned long) stats->tx_heartbeat_errors);
	page += sprintf(page, "%-25s %lu\n",
					TX_WINDOW_ERRORS_TAG,
					(unsigned long) stats->tx_window_errors);

	page += sprintf(page, "\n");

	/* 8254x specific stats */
	page += sprintf(page, "%-25s %lu\n",
					TX_LATE_COLL_TAG, Adapter->TxLateCollisions);
	page += sprintf(page, "%-25s %lu\n",
					TX_DEFERRED_TAG, Adapter->DeferCount);
	page += sprintf(page, "%-25s %lu\n",
					TX_SINGLE_COLL_TAG, Adapter->SingleCollisions);
	page += sprintf(page, "%-25s %lu\n",
					TX_MULTI_COLL_TAG, Adapter->MultiCollisions);
	page += sprintf(page, "%-25s %lu\n",
					RX_LONG_ERRORS_TAG, Adapter->RcvOversizeCnt);
	page += sprintf(page, "%-25s %lu\n",
					RX_SHORT_ERRORS_TAG, Adapter->RcvUndersizeCnt);
	/* The 82542 does not have an alignment error count register */
	/* ALGNERRC is only valid in MII mode at 10 or 100 Mbps */
	if(Adapter->MacType >= MAC_LIVENGOOD)
		page += sprintf(page, "%-25s %lu\n",
						RX_ALIGN_ERRORS_TAG, Adapter->AlignmentErrors);
	page += sprintf(page, "%-25s %lu\n",
					RX_XON_TAG, Adapter->RcvXonFrame);
	page += sprintf(page, "%-25s %lu\n",
					RX_XOFF_TAG, Adapter->RcvXoffFrame);
	page += sprintf(page, "%-25s %lu\n",
					TX_XON_TAG, Adapter->TxXonFrame);
	page += sprintf(page, "%-25s %lu\n",
					TX_XOFF_TAG, Adapter->TxXoffFrame);
	*page = 0;
	return e1000_generic_read(pagep, start, off, count, eof);
}

#if 0
static int e1000_read_descr(char *page, char **start, off_t off,
			   int count, int *eof, void *data)
{
	bd_config_t *bdp = (bd_config_t *) data;
	PADAPTER_STRUCT Adapter = bdp->bddp;
	char *msg;

	e1000_GetBrandingMesg(Adapter->DeviceId, Adapter->SubVendorId, 
	                      Adapter->SubSystemId);
	msg = e1000id_string;
	strncpy(page, msg, PAGE_SIZE);

	return e1000_generic_read(page, start, off, count, eof);
}
#endif

static int e1000_read_drvr_name(char *page, char **start, off_t off,
				   int count, int *eof, void *data)
{
	strncpy(page, e1000_driver, PAGE_SIZE);

	return e1000_generic_read(page, start, off, count, eof);
}

static int e1000_read_drvr_ver(char *page, char **start, off_t off,
				  int count, int *eof, void *data)
{
	strncpy(page, e1000_version, PAGE_SIZE);

	return e1000_generic_read(page, start, off, count, eof);
}

static int e1000_read_pci_vendor(char *page, char **start, off_t off,
					int count, int *eof, void *data)
{
	bd_config_t *bdp = (bd_config_t *) data;
	PADAPTER_STRUCT Adapter = bdp->bddp;

	return e1000_read_ulong_hex(page, start, off, count, eof,
						  (unsigned long) Adapter->VendorId);
}

static int e1000_read_pci_device(char *page, char **start, off_t off,
					int count, int *eof, void *data)
{
	bd_config_t *bdp = (bd_config_t *) data;
	PADAPTER_STRUCT Adapter = bdp->bddp;

	return e1000_read_ulong_hex(page, start, off, count, eof,
						  (unsigned long) Adapter->DeviceId);
}

static int e1000_read_pci_sub_vendor(char *page, char **start, off_t off,
						int count, int *eof, void *data)
{
	bd_config_t *bdp = (bd_config_t *) data;
	PADAPTER_STRUCT Adapter = bdp->bddp;

	return e1000_read_ulong_hex(page, start, off, count, eof,
						  (unsigned long) Adapter->SubVendorId);
}