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/**************************************************************************
Etherboot - BOOTP/TFTP Bootstrap Program
Prism2 NIC driver for Etherboot
Wrapper for prism2_plx
Written by Michael Brown of Fen Systems Ltd
$Id$
***************************************************************************/
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2, or (at
* your option) any later version.
*/
FILE_LICENCE ( GPL2_OR_LATER );
#include <gpxe/pci.h>
#include <nic.h>
#define WLAN_HOSTIF WLAN_PLX
#include "prism2.c"
/*
* Find PLX card. Prints out information strings from PCMCIA CIS as visual
* confirmation of presence of card.
*
* Arguments:
* hw device structure to be filled in
* p PCI device structure
*
* Returns:
* 1 Success
*/
static int prism2_find_plx ( hfa384x_t *hw, struct pci_device *p )
{
int found = 0;
uint32_t plx_lcr = 0; /* PLX9052 Local Configuration Register Base (I/O) */
uint32_t attr_mem = 0; /* Prism2 Attribute Memory Base */
uint32_t iobase = 0; /* Prism2 I/O Base */
unsigned char *cis_tpl = NULL;
unsigned char *cis_string;
/* Obtain all memory and IO base addresses */
pci_read_config_dword( p, PLX_LOCAL_CONFIG_REGISTER_BASE, &plx_lcr);
plx_lcr &= PCI_BASE_ADDRESS_IO_MASK;
pci_read_config_dword( p, PRISM2_PLX_ATTR_MEM_BASE, &attr_mem);
pci_read_config_dword( p, PRISM2_PLX_IO_BASE, &iobase);
iobase &= PCI_BASE_ADDRESS_IO_MASK;
/* Fill out hw structure */
hw->iobase = iobase;
printf ( "PLX9052 has local config registers at %#x\n", plx_lcr );
printf ( "Prism2 has attribute memory at %#x and I/O base at %#x\n", attr_mem, iobase );
/* Search for CIS strings */
printf ( "Searching for PCMCIA card...\n" );
cis_tpl = bus_to_virt(attr_mem);
while ( *cis_tpl != CISTPL_END ) {
if ( *cis_tpl == CISTPL_VERS_1 ) {
/* CISTPL_VERS_1 contains some nice text strings */
printf ( "...found " );
found = 1;
cis_string = cis_tpl + CISTPL_VERS_1_STR_OFF;
while ( ! ( ( *cis_string == 0 ) && ( *(cis_string+CIS_STEP) == 0 ) ) ) {
printf ( "%c", *cis_string == 0 ? ' ' : *cis_string );
cis_string += CIS_STEP;
}
printf ( "\n" );
}
/* printf ( "CIS tuple type %#hhx, length %#hhx\n", *cis_tpl, *(cis_tpl+CISTPL_LEN_OFF) ); */
cis_tpl += CISTPL_HEADER_LEN + CIS_STEP * ( *(cis_tpl+CISTPL_LEN_OFF) );
}
if ( found == 0 ) {
printf ( "...nothing found\n" );
}
((unsigned char *)bus_to_virt(attr_mem))[COR_OFFSET] = COR_VALUE; /* Write COR to enable PC card */
return found;
}
static int prism2_plx_probe ( struct nic *nic, struct pci_device *pci ) {
hfa384x_t *hw = &hw_global;
/* Find and intialise PLX Prism2 card */
if ( ! prism2_find_plx ( hw, pci ) ) return 0;
nic->ioaddr = hw->iobase;
nic->irqno = 0;
return prism2_probe ( nic, hw );
}
static void prism2_plx_disable ( struct nic *nic ) {
prism2_disable ( nic );
}
static struct pci_device_id prism2_plx_nics[] = {
PCI_ROM(0x1385, 0x4100, "ma301", "Netgear MA301", 0),
PCI_ROM(0x10b7, 0x7770, "3c-airconnect", "3Com AirConnect", 0),
PCI_ROM(0x111a, 0x1023, "ss1023", "Siemens SpeedStream SS1023", 0),
PCI_ROM(0x15e8, 0x0130, "correga", "Correga", 0),
PCI_ROM(0x1638, 0x1100, "smc2602w", "SMC EZConnect SMC2602W", 0), /* or Eumitcom PCI WL11000, Addtron AWA-100 */
PCI_ROM(0x16ab, 0x1100, "gl24110p", "Global Sun Tech GL24110P", 0),
PCI_ROM(0x16ab, 0x1101, "16ab-1101", "Unknown", 0),
PCI_ROM(0x16ab, 0x1102, "wdt11", "Linksys WDT11", 0),
PCI_ROM(0x16ec, 0x3685, "usr2415", "USR 2415", 0),
PCI_ROM(0xec80, 0xec00, "f5d6000", "Belkin F5D6000", 0),
PCI_ROM(0x126c, 0x8030, "emobility", "Nortel emobility", 0),
};
PCI_DRIVER ( prism2_plx_driver, prism2_plx_nics, PCI_NO_CLASS );
DRIVER ( "Prism2/PLX", nic_driver, pci_driver, prism2_plx_driver,
prism2_plx_probe, prism2_plx_disable );
/*
* Local variables:
* c-basic-offset: 8
* c-indent-level: 8
* tab-width: 8
* End:
*/
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