diff options
| author | Robin Holt <holt@sgi.com> | 2013-07-09 03:01:36 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-07-09 21:33:29 +0400 |
| commit | c97a7008517abb7c805fbdd49410032a652def26 (patch) | |
| tree | c2e2db7add9ae7d78259c713c50c2da31611a951 | |
| parent | edf2b1394611fef7806d4af72179dc3ac101f275 (diff) | |
| download | linux-c97a7008517abb7c805fbdd49410032a652def26.tar.xz | |
reboot: unicore32: prepare reboot_mode for moving to generic kernel code
Prepare for the moving the parsing of reboot= to the generic kernel code
by making reboot_mode into a more generic form.
Signed-off-by: Robin Holt <holt@sgi.com>
Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>
Cc: Russ Anderson <rja@sgi.com>
Cc: Robin Holt <holt@sgi.com>
Cc: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: H. Peter Anvin <hpa@zytor.com>
Acked-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | arch/unicore32/kernel/process.c | 10 | ||||
| -rw-r--r-- | arch/unicore32/kernel/setup.h | 2 | ||||
| -rw-r--r-- | arch/unicore32/mm/mmu.c | 2 | ||||
| -rw-r--r-- | include/linux/reboot.h | 2 |
4 files changed, 9 insertions, 7 deletions
diff --git a/arch/unicore32/kernel/process.c b/arch/unicore32/kernel/process.c index c9447691bdac..93dd035a8c33 100644 --- a/arch/unicore32/kernel/process.c +++ b/arch/unicore32/kernel/process.c @@ -51,14 +51,14 @@ void arch_cpu_idle(void) local_irq_enable(); } -static char reboot_mode = 'h'; +static enum reboot_mode reboot_mode = REBOOT_HARD; int __init reboot_setup(char *str) { - reboot_mode = str[0]; + if ('s' == str[0]) + reboot_mode = REBOOT_SOFT; return 1; } - __setup("reboot=", reboot_setup); void machine_halt(void) @@ -88,7 +88,7 @@ void machine_restart(char *cmd) * we may need it to insert some 1:1 mappings so that * soft boot works. */ - setup_mm_for_reboot(reboot_mode); + setup_mm_for_reboot(); /* Clean and invalidate caches */ flush_cache_all(); @@ -102,7 +102,7 @@ void machine_restart(char *cmd) /* * Now handle reboot code. */ - if (reboot_mode == 's') { + if (reboot_mode == REBOOT_SOFT) { /* Jump into ROM at address 0xffff0000 */ cpu_reset(VECTORS_BASE); } else { diff --git a/arch/unicore32/kernel/setup.h b/arch/unicore32/kernel/setup.h index 30f749da8f73..f5c51b85ad24 100644 --- a/arch/unicore32/kernel/setup.h +++ b/arch/unicore32/kernel/setup.h @@ -22,7 +22,7 @@ extern void puv3_ps2_init(void); extern void pci_puv3_preinit(void); extern void __init puv3_init_gpio(void); -extern void setup_mm_for_reboot(char mode); +extern void setup_mm_for_reboot(void); extern char __stubs_start[], __stubs_end[]; extern char __vectors_start[], __vectors_end[]; diff --git a/arch/unicore32/mm/mmu.c b/arch/unicore32/mm/mmu.c index 43c20b40e444..4f5a532bee13 100644 --- a/arch/unicore32/mm/mmu.c +++ b/arch/unicore32/mm/mmu.c @@ -445,7 +445,7 @@ void __init paging_init(void) * the user-mode pages. This will then ensure that we have predictable * results when turning the mmu off */ -void setup_mm_for_reboot(char mode) +void setup_mm_for_reboot(void) { unsigned long base_pmdval; pgd_t *pgd; diff --git a/include/linux/reboot.h b/include/linux/reboot.h index 37d56c356a06..ca29a6ffc08e 100644 --- a/include/linux/reboot.h +++ b/include/linux/reboot.h @@ -13,6 +13,8 @@ enum reboot_mode { REBOOT_COLD = 0, REBOOT_WARM, + REBOOT_HARD, + REBOOT_SOFT, }; extern int register_reboot_notifier(struct notifier_block *); |