From 16d6d5b00ee75307bab7e4ede9452c97b28f30e2 Mon Sep 17 00:00:00 2001 From: Robin Holt Date: Mon, 8 Jul 2013 16:01:39 -0700 Subject: [PATCH] reboot: arm: 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 Cc: Russell King Cc: Russ Anderson Cc: Robin Holt Cc: H. Peter Anvin Cc: Guan Xuetao Acked-by: Russell King Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/arm/include/asm/mach/arch.h | 3 ++- arch/arm/kernel/process.c | 8 ++++---- arch/arm/kernel/setup.c | 6 +++--- arch/arm/mach-footbridge/cats-hw.c | 2 +- 4 files changed, 10 insertions(+), 9 deletions(-) diff --git a/arch/arm/include/asm/mach/arch.h b/arch/arm/include/asm/mach/arch.h index 75bf07910b81..fdf62b4246b0 100644 --- a/arch/arm/include/asm/mach/arch.h +++ b/arch/arm/include/asm/mach/arch.h @@ -11,6 +11,7 @@ #include #ifndef __ASSEMBLY__ +#include struct tag; struct meminfo; @@ -43,7 +44,7 @@ struct machine_desc { unsigned char reserve_lp0 :1; /* never has lp0 */ unsigned char reserve_lp1 :1; /* never has lp1 */ unsigned char reserve_lp2 :1; /* never has lp2 */ - char restart_mode; /* default restart mode */ + enum reboot_mode reboot_mode; /* default restart mode */ struct smp_operations *smp; /* SMP operations */ bool (*smp_init)(void); void (*fixup)(struct tag *, char **, diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 7f1efcd4a6e9..2d544062fd7d 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -175,14 +175,14 @@ void arch_cpu_idle(void) default_idle(); } -static char reboot_mode = 'h'; +enum reboot_mode reboot_mode = REBOOT_HARD; -int __init reboot_setup(char *str) +static int __init reboot_setup(char *str) { - reboot_mode = str[0]; + if ('s' == str[0]) + reboot_mode = REBOOT_SOFT; return 1; } - __setup("reboot=", reboot_setup); /* diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 9b653278c9e8..63af9a7ae512 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -74,7 +74,7 @@ __setup("fpe=", fpe_setup); extern void paging_init(struct machine_desc *desc); extern void sanity_check_meminfo(void); -extern void reboot_setup(char *str); +extern enum reboot_mode reboot_mode; extern void setup_dma_zone(struct machine_desc *desc); unsigned int processor_id; @@ -861,8 +861,8 @@ void __init setup_arch(char **cmdline_p) setup_dma_zone(mdesc); - if (mdesc->restart_mode) - reboot_setup(&mdesc->restart_mode); + if (mdesc->reboot_mode != REBOOT_HARD) + reboot_mode = mdesc->reboot_mode; init_mm.start_code = (unsigned long) _text; init_mm.end_code = (unsigned long) _etext; diff --git a/arch/arm/mach-footbridge/cats-hw.c b/arch/arm/mach-footbridge/cats-hw.c index 6987a09ec219..9669cc0b6318 100644 --- a/arch/arm/mach-footbridge/cats-hw.c +++ b/arch/arm/mach-footbridge/cats-hw.c @@ -86,7 +86,7 @@ fixup_cats(struct tag *tags, char **cmdline, struct meminfo *mi) MACHINE_START(CATS, "Chalice-CATS") /* Maintainer: Philip Blundell */ .atag_offset = 0x100, - .restart_mode = 's', + .reboot_mode = REBOOT_SOFT, .fixup = fixup_cats, .map_io = footbridge_map_io, .init_irq = footbridge_init_irq, -- 2.20.1