uboot-vybrid_public/board/xilinx/microblaze-generic/microblaze-generic.c

/*
 * (C) Copyright 2007 Michal Simek
 *
 * Michal  SIMEK <monstr@monstr.eu>
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * 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 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

/* This is a board specific file.  It's OK to include board specific
 * header files */

#include <common.h>
#include <config.h>
#include <netdev.h>
#include <asm/microblaze_intc.h>
#include <asm/asm.h>

int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
#ifdef CONFIG_SYS_GPIO_0
	*((unsigned long *)(CONFIG_SYS_GPIO_0_ADDR)) =
	    ++(*((unsigned long *)(CONFIG_SYS_GPIO_0_ADDR)));
#endif
#ifdef CONFIG_SYS_RESET_ADDRESS
	puts ("Reseting board\n");
	asm ("bra r0");
#endif
	return 0;
}

int gpio_init (void)
{
#ifdef CONFIG_SYS_GPIO_0
	*((unsigned long *)(CONFIG_SYS_GPIO_0_ADDR)) = 0xFFFFFFFF;
#endif
	return 0;
}

#ifdef CONFIG_SYS_FSL_2
void fsl_isr2 (void *arg) {
	volatile int num;
	*((unsigned int *)(CONFIG_SYS_GPIO_0_ADDR + 0x4)) =
	    ++(*((unsigned int *)(CONFIG_SYS_GPIO_0_ADDR + 0x4)));
	GET (num, 2);
	NGET (num, 2);
	puts("*");
}

int fsl_init2 (void) {
	puts("fsl_init2\n");
	install_interrupt_handler (FSL_INTR_2, fsl_isr2, NULL);
	return 0;
}
#endif

int board_eth_init(bd_t *bis)
{
	/*
	 * This board either has PCI NICs or uses the CPU's TSECs
	 * pci_eth_init() will return 0 if no NICs found, so in that case
	 * returning -1 will force cpu_eth_init() to be called.
	 */
#ifdef CONFIG_XILINX_EMACLITE
	return xilinx_emaclite_initialize(bis, XILINX_EMACLITE_BASEADDR);
#endif
}