]>
git.ipfire.org Git - people/ms/u-boot.git/blob - cpu/arm_intcm/cpu.c
3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Marius Groeger <mgroeger@sysgo.de>
7 * Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
9 * See file CREDITS for list of people who contributed to this
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
29 * CPU specific code for an unknown cpu
30 * - hence fairly empty......
37 DECLARE_GLOBAL_DATA_PTR
;
43 * setup up stacks if necessary
46 IRQ_STACK_START
= _armboot_start
- CONFIG_SYS_MALLOC_LEN
- CONFIG_SYS_GBL_DATA_SIZE
- 4;
47 FIQ_STACK_START
= IRQ_STACK_START
- CONFIG_STACKSIZE_IRQ
;
52 int cleanup_before_linux (void)
55 * this function is called just before we call linux
56 * it prepares the processor for linux
58 * we turn off caches etc ...
61 disable_interrupts ();
63 /* Since the CM has unknown processor we do not support
70 int do_reset (cmd_tbl_t
*cmdtp
, int flag
, int argc
, char *argv
[])
72 extern void reset_cpu (ulong addr
);
74 disable_interrupts ();
80 /* May not be cahed processor on the CM - do nothing */
81 void icache_enable (void)
85 void icache_disable (void)
89 /* return "disabled" */
90 int icache_status (void)