diff options
author | wdenk <wdenk> | 2002-11-18 00:14:45 (GMT) |
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committer | wdenk <wdenk> | 2002-11-18 00:14:45 (GMT) |
commit | 2262cfeef91458b01a1bfe3812ccbbfdf8b82807 (patch) | |
tree | 3657d48c8ce9089fc96682848859d035a1e8f115 /cpu/i386/cpu.c | |
parent | 1d0350ed0b1b0f63e3fb5db6b19397b84a2ea1c7 (diff) | |
download | u-boot-2262cfeef91458b01a1bfe3812ccbbfdf8b82807.tar.xz |
* Patch by Daniel Engström, 13 Nov 2002:
Add support for i386 architecture and AMD SC520 board
* Patch by Pierre Aubert, 12 Nov 2002:
Add support for DOS filesystem and booting from DOS floppy disk
Diffstat (limited to 'cpu/i386/cpu.c')
-rw-r--r-- | cpu/i386/cpu.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/cpu/i386/cpu.c b/cpu/i386/cpu.c new file mode 100644 index 0000000..669823f --- /dev/null +++ b/cpu/i386/cpu.c @@ -0,0 +1,62 @@ +/* + * (C) Copyright 2002 + * Daniel Engström, Omicron Ceti AB, daniel@omicron.se. + * + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <mgroeger@sysgo.de> + * + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Alex Zuepke <azu@sysgo.de> + * + * 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 + */ + +/* + * CPU specific code + */ + +#include <common.h> +#include <command.h> + +int cpu_init(void) +{ + return 0; +} + +int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + extern void reset_cpu(ulong addr); + + printf ("resetting ...\n"); + udelay(50000); /* wait 50 ms */ + disable_interrupts(); + reset_cpu(0); + + /*NOTREACHED*/ + return 0; +} + +void flush_cache (unsigned long dummy1, unsigned long dummy2) +{ + asm("wbinvd\n"); + return; +} + |