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/*
* 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.
*
*/
#include <common.h>
#include <bootsource.h>
#include <init.h>
#include <io.h>
#include <mach/generic.h>
#include <mach/arria10-system-manager.h>
enum bootsource arria10_get_bootsource(void) {
enum bootsource src = BOOTSOURCE_UNKNOWN;
uint32_t val;
uint32_t mask = ARRIA10_SYSMGR_BOOTINFO_BSEL_MASK;
val = readl(ARRIA10_SYSMGR_BOOTINFO);
switch ((val & mask) >> ARRIA10_SYSMGR_BOOTINFO_BSEL_SHIFT) {
case 0:
/* reserved */
break;
case 1:
/* FPGA, currently not decoded */
break;
case 2:
case 3:
src = BOOTSOURCE_NAND;
break;
case 4:
case 5:
src = BOOTSOURCE_MMC;
break;
case 6:
case 7:
src = BOOTSOURCE_SPI;
break;
}
return src;
}
static int arria10_boot_save_loc(void)
{
enum bootsource src;
src = arria10_get_bootsource();
bootsource_set(src);
bootsource_set_instance(0);
return 0;
}
core_initcall(arria10_boot_save_loc);
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