From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933157Ab3FFLrz (ORCPT ); Thu, 6 Jun 2013 07:47:55 -0400 Received: from relay2.sgi.com ([192.48.179.30]:41805 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933077Ab3FFLrx (ORCPT ); Thu, 6 Jun 2013 07:47:53 -0400 From: Robin Holt To: akpm@linux-foundation.org Cc: Robin Holt , Russell King , Russ Anderson , "H. Peter Anvin" , Guan Xuetao , Linux Kernel Mailing List , the arch/x86 maintainers , Arm Mailing List Subject: [PATCH -v11 resend 09/11] arm, prepare reboot_mode for moving to generic kernel code. Date: Thu, 6 Jun 2013 06:47:22 -0500 Message-Id: <1370519244-49918-10-git-send-email-holt@sgi.com> X-Mailer: git-send-email 1.8.2.1 In-Reply-To: <1370519244-49918-1-git-send-email-holt@sgi.com> References: <1370519244-49918-1-git-send-email-holt@sgi.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch prepares 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 To: Andrew Morton Cc: Russell King Cc: Russ Anderson Cc: Robin Holt Cc: H. Peter Anvin Cc: Guan Xuetao Cc: Linux Kernel Mailing List Cc: the arch/x86 maintainers Cc: Arm Mailing List Acked-by: Russell King --- Changes since -v10 - Uncommented an accidentally commented out line. Changes since -v8 - Switched from using REBOOT_WARM/COLD to HARD/SOFT. --- 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 308ad7d..e2b551e 100644 --- a/arch/arm/include/asm/mach/arch.h +++ b/arch/arm/include/asm/mach/arch.h @@ -9,6 +9,7 @@ */ #ifndef __ASSEMBLY__ +#include struct tag; struct meminfo; @@ -39,7 +40,7 @@ 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 */ void (*fixup)(struct tag *, char **, struct meminfo *); diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index f219703..92b47df 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -174,14 +174,14 @@ 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); void machine_shutdown(void) diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 1522c7a..e05df42 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -73,7 +73,7 @@ __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; @@ -769,8 +769,8 @@ 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 6987a09..9669cc0 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, -- 1.8.2.1