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/******************************************************************************
* Copyright (c) 2004, 2007 IBM Corporation
* All rights reserved.
* This program and the accompanying materials
* are made available under the terms of the BSD License
* which accompanies this distribution, and is available at
* http://www.opensource.org/licenses/bsd-license.php
*
* Contributors:
* IBM Corporation - initial implementation
*****************************************************************************/
#include "netdriver_int.h"
extern snk_module_t snk_module_interface;
snk_kernel_t *snk_kernel_interface = 0;
extern int
check_driver( pci_config_t *pcicfg );
static void*
memset( void *dest, int c, size_t n )
{
while( n-- ) {
*( char * ) dest++ = ( char ) c;
}
return dest;
}
extern char __bss_start;
extern char __bss_size;
snk_module_t*
module_init( snk_kernel_t *snk_kernel_int, pci_config_t *pciconf )
{
/* Need to clear bss, heavy linker script dependency, expert change only */
char *bss = &__bss_start;
unsigned long long bss_size = (unsigned long long) &__bss_size;
if(((unsigned long long) bss) + bss_size >= 0xFF00000) {
snk_kernel_int->print("BSS size too big!\n");
return 0;
}
memset( bss, 0, bss_size );
if( snk_kernel_int->version != snk_module_interface.version ) {
return 0;
} else {
snk_kernel_interface = snk_kernel_int;
}
/* Check if this is the right driver */
if( check_driver( pciconf ) < 0 ) {
return 0;
}
return &snk_module_interface;
}
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