board-qemu/veth/module_entry.c

/******************************************************************************
 * Copyright (c) 2004, 2011 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"

static void* memset( void *dest, int c, size_t n )
{
	while( n-- ) {
		*( char * ) dest++ = ( char ) c;
	}
	return dest;
}

extern char __module_start[];
extern char __module_end[];
extern char __bss_start[];
extern char __bss_end[];

extern snk_module_t* veth_module_init(snk_kernel_t *snk_kernel_int,
				      vio_config_t *conf);

snk_module_t* module_init(snk_kernel_t *snk_kernel_int, pci_config_t *pciconf)
{
	long module_size;
	vio_config_t	  *vioconf  = (vio_config_t *)pciconf;

	module_size = __module_end - __module_start;
	if (module_size >= 0x800000) {
		snk_kernel_int->print("Module size (%llu bytes) is too big!\n",
				      module_size);
		return 0;
	}

	memset(__bss_start, 0, __bss_end - __bss_start);

	return veth_module_init(snk_kernel_int, vioconf);
}