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Diffstat (limited to 'cpu/leon3/cpu.c')
-rw-r--r-- | cpu/leon3/cpu.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/cpu/leon3/cpu.c b/cpu/leon3/cpu.c new file mode 100644 index 0000000..306a210 --- /dev/null +++ b/cpu/leon3/cpu.c @@ -0,0 +1,67 @@ +/* CPU specific code for the LEON3 CPU + * + * (C) Copyright 2007 + * Daniel Hellstrom, Gaisler Research, daniel@gaisler.com + * + * 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 + */ + +#include <common.h> +#include <watchdog.h> +#include <command.h> + +#include <asm/io.h> +#include <asm/processor.h> + +DECLARE_GLOBAL_DATA_PTR; + +extern void _reset_reloc(void); + +int checkcpu(void) +{ + /* check LEON version here */ + printf("CPU: LEON3\n"); + return 0; +} + +/* ------------------------------------------------------------------------- */ + +void cpu_reset(void) +{ + /* Interrupts off */ + disable_interrupts(); + + /* jump to restart in flash */ + _reset_reloc(); +} + +int do_reset(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + cpu_reset(); + + return 1; + +} + +u64 flash_read64(void *addr) +{ + return __raw_readq(addr); +} + +/* ------------------------------------------------------------------------- */ |