diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-12 06:21:23 +0400 |
---|---|---|
committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-12 06:21:23 +0400 |
commit | dd6d1844af33acb4edd0a40b1770d091a22c94be (patch) | |
tree | e6bd3549919773a13b770324a4dddb51b194b452 /arch/mips/lasat/reset.c | |
parent | 19f71153b9be219756c6b2757921433a69b7975c (diff) | |
parent | aaf76a3245c02faba51c96b9a340c14d6bb0dcc0 (diff) | |
download | linux-dd6d1844af33acb4edd0a40b1770d091a22c94be.tar.xz |
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (80 commits)
[MIPS] tlbex.c: Cleanup __init usage.
[MIPS] WRPPMC serial support move to platform device
[MIPS] R1: Fix hazard barriers to make kernels work on R2 also.
[MIPS] VPE: reimplement ELF loader.
[MIPS] cleanup WRPPMC include files
[MIPS] Add BUG_ON assertion for attempt to run kernel on the wrong CPU type.
[MIPS] SMP: Use ISO C struct initializer for local structs.
[MIPS] SMP: Kill useless casts.
[MIPS] Kill num_online_cpus() loops.
[MIPS] SMP: Implement smp_call_function_mask().
[MIPS] Make facility to convert CPU types to strings generally available.
[MIPS] Convert list of CPU types from #define to enum.
[MIPS] Optimize get_unaligned / put_unaligned implementations.
[MIPS] checkfiles: Fix "need space after that ','" errors.
[MIPS] Fix "no space between function name and open parenthesis" warnings.
[MIPS] Allow hardwiring of the CPU type to a single type for optimization.
[MIPS] tlbex: Size optimize code by declaring a few functions inline.
[MIPS] pg-r4k.c: Dump the generated code
[MIPS] Cobalt: Remove cobalt_machine_power_off()
[MIPS] Cobalt: Move reset port definition to arch/mips/cobalt/reset.c
...
Diffstat (limited to 'arch/mips/lasat/reset.c')
-rw-r--r-- | arch/mips/lasat/reset.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/arch/mips/lasat/reset.c b/arch/mips/lasat/reset.c new file mode 100644 index 000000000000..b1e7a89fb730 --- /dev/null +++ b/arch/mips/lasat/reset.c @@ -0,0 +1,61 @@ +/* + * Thomas Horsten <thh@lasat.com> + * Copyright (C) 2000 LASAT Networks A/S. + * + * This program is free software; you can distribute it and/or modify it + * under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope 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. + * + * Reset the LASAT board. + */ +#include <linux/kernel.h> +#include <linux/pm.h> + +#include <asm/reboot.h> +#include <asm/system.h> +#include <asm/lasat/lasat.h> + +#include "picvue.h" +#include "prom.h" + +static void lasat_machine_restart(char *command); +static void lasat_machine_halt(void); + +/* Used to set machine to boot in service mode via /proc interface */ +int lasat_boot_to_service; + +static void lasat_machine_restart(char *command) +{ + local_irq_disable(); + + if (lasat_boot_to_service) { + *(volatile unsigned int *)0xa0000024 = 0xdeadbeef; + *(volatile unsigned int *)0xa00000fc = 0xfedeabba; + } + *lasat_misc->reset_reg = 0xbedead; + for (;;) ; +} + +static void lasat_machine_halt(void) +{ + local_irq_disable(); + + prom_monitor(); + for (;;) ; +} + +void lasat_reboot_setup(void) +{ + _machine_restart = lasat_machine_restart; + _machine_halt = lasat_machine_halt; + pm_power_off = lasat_machine_halt; +} |