diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 380e4f016654..92e695412bd5 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -212,6 +212,10 @@ config ARM_PATCH_PHYS_VIRT you need to shrink the kernel to the minimal size. +config GENERIC_BUG + def_bool y + depends on BUG + source "init/Kconfig" source "kernel/Kconfig.freezer" diff --git a/arch/arm/boot/Makefile b/arch/arm/boot/Makefile index a1edfd5a129a..176062ac7f07 100644 --- a/arch/arm/boot/Makefile +++ b/arch/arm/boot/Makefile @@ -78,7 +78,16 @@ endif $(obj)/uImage: STARTADDR=$(LOADADDR) +check_for_multiple_loadaddr = \ +if [ $(words $(LOADADDR)) -gt 1 ]; then \ + echo 'multiple load addresses: $(LOADADDR)'; \ + echo 'This is incompatible with uImages'; \ + echo 'Specify LOADADDR on the commandline to build an uImage'; \ + false; \ +fi + $(obj)/uImage: $(obj)/zImage FORCE + @$(check_for_multiple_loadaddr) $(call if_changed,uimage) @echo ' Image $@ is ready' diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 0c74a6fab952..a6b30b35ca65 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -139,8 +139,16 @@ bad_syms=$$($(CROSS_COMPILE)nm $@ | sed -n 's/^.\{8\} [bc] \(.*\)/\1/p') && \ ( echo "following symbols must have non local/private scope:" >&2; \ echo "$$bad_syms" >&2; rm -f $@; false ) +check_for_multiple_zreladdr = \ +if [ $(words $(ZRELADDR)) -gt 1 -a "$(CONFIG_AUTO_ZRELADDR)" = "" ]; then \ + echo 'multiple zreladdrs: $(ZRELADDR)'; \ + echo 'This needs CONFIG_AUTO_ZRELADDR to be set'; \ + false; \ +fi + $(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.$(suffix_y).o \ $(addprefix $(obj)/, $(OBJS)) $(lib1funcs) FORCE + @$(check_for_multiple_zreladdr) $(call if_changed,ld) @$(check_for_bad_syms) diff --git a/arch/arm/common/pl330.c b/arch/arm/common/pl330.c index 97912fa48782..7129cfbdacd6 100644 --- a/arch/arm/common/pl330.c +++ b/arch/arm/common/pl330.c @@ -1546,7 +1546,7 @@ int pl330_chan_ctrl(void *ch_id, enum pl330_chan_op op) /* Start the next */ case PL330_OP_START: - if (!_start(thrd)) + if (!_thrd_active(thrd) && !_start(thrd)) ret = -EIO; break; diff --git a/arch/arm/configs/integrator_defconfig b/arch/arm/configs/integrator_defconfig index 7196ade07e27..1103f62a1964 100644 --- a/arch/arm/configs/integrator_defconfig +++ b/arch/arm/configs/integrator_defconfig @@ -1,5 +1,6 @@ CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y +CONFIG_TINY_RCU=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 @@ -8,20 +9,29 @@ CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_ARCH_INTEGRATOR=y CONFIG_ARCH_INTEGRATOR_AP=y +CONFIG_ARCH_INTEGRATOR_CP=y CONFIG_CPU_ARM720T=y CONFIG_CPU_ARM920T=y +CONFIG_CPU_ARM922T=y +CONFIG_CPU_ARM926T=y +CONFIG_CPU_ARM1020=y +CONFIG_CPU_ARM1022=y +CONFIG_CPU_ARM1026=y CONFIG_PCI=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y +CONFIG_PREEMPT=y +CONFIG_AEABI=y CONFIG_LEDS=y CONFIG_LEDS_CPU=y CONFIG_ZBOOT_ROM_TEXT=0x0 CONFIG_ZBOOT_ROM_BSS=0x0 -CONFIG_CMDLINE="console=ttyAM0,38400n8 root=/dev/nfs ip=bootp mem=32M" +CONFIG_CMDLINE="console=ttyAM0,38400n8 root=/dev/nfs ip=bootp" CONFIG_CPU_FREQ=y CONFIG_CPU_FREQ_GOV_POWERSAVE=y CONFIG_CPU_FREQ_GOV_USERSPACE=y CONFIG_CPU_FREQ_GOV_ONDEMAND=y CONFIG_FPE_NWFPE=y -CONFIG_PM=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -32,7 +42,6 @@ CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y # CONFIG_IPV6 is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_AFS_PARTS=y CONFIG_MTD_CHAR=y @@ -40,6 +49,7 @@ CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_ADV_OPTIONS=y CONFIG_MTD_CFI_INTELEXT=y +CONFIG_MTD_PHYSMAP=y CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_SIZE=8192 @@ -56,6 +66,8 @@ CONFIG_FB_MODE_HELPERS=y CONFIG_FB_MATROX=y CONFIG_FB_MATROX_MILLENIUM=y CONFIG_FB_MATROX_MYSTIQUE=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_DRV_PL030=y CONFIG_EXT2_FS=y CONFIG_TMPFS=y CONFIG_JFFS2_FS=y @@ -68,4 +80,3 @@ CONFIG_NFSD_V3=y CONFIG_PARTITION_ADVANCED=y CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_KERNEL=y -CONFIG_DEBUG_ERRORS=y diff --git a/arch/arm/include/asm/Kbuild b/arch/arm/include/asm/Kbuild index 6550db3aa5c7..960abceb8e14 100644 --- a/arch/arm/include/asm/Kbuild +++ b/arch/arm/include/asm/Kbuild @@ -1,3 +1,20 @@ include include/asm-generic/Kbuild.asm header-y += hwcap.h + +generic-y += auxvec.h +generic-y += bitsperlong.h +generic-y += cputime.h +generic-y += emergency-restart.h +generic-y += errno.h +generic-y += ioctl.h +generic-y += irq_regs.h +generic-y += kdebug.h +generic-y += local.h +generic-y += local64.h +generic-y += percpu.h +generic-y += poll.h +generic-y += resource.h +generic-y += sections.h +generic-y += siginfo.h +generic-y += sizes.h diff --git a/arch/arm/include/asm/auxvec.h b/arch/arm/include/asm/auxvec.h deleted file mode 100644 index c0536f6b29a7..000000000000 --- a/arch/arm/include/asm/auxvec.h +++ /dev/null @@ -1,4 +0,0 @@ -#ifndef __ASMARM_AUXVEC_H -#define __ASMARM_AUXVEC_H - -#endif diff --git a/arch/arm/include/asm/bitsperlong.h b/arch/arm/include/asm/bitsperlong.h deleted file mode 100644 index 6dc0bb0c13b2..000000000000 --- a/arch/arm/include/asm/bitsperlong.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/arm/include/asm/bug.h b/arch/arm/include/asm/bug.h index 4d88425a4169..9abe7a07d5ac 100644 --- a/arch/arm/include/asm/bug.h +++ b/arch/arm/include/asm/bug.h @@ -3,21 +3,58 @@ #ifdef CONFIG_BUG -#ifdef CONFIG_DEBUG_BUGVERBOSE -extern void __bug(const char *file, int line) __attribute__((noreturn)); - -/* give file/line information */ -#define BUG() __bug(__FILE__, __LINE__) +/* + * Use a suitable undefined instruction to use for ARM/Thumb2 bug handling. + * We need to be careful not to conflict with those used by other modules and + * the register_undef_hook() system. + */ +#ifdef CONFIG_THUMB2_KERNEL +#define BUG_INSTR_VALUE 0xde02 +#define BUG_INSTR_TYPE ".hword " #else - -/* this just causes an oops */ -#define BUG() do { *(int *)0 = 0; } while (1) - +#define BUG_INSTR_VALUE 0xe7f001f2 +#define BUG_INSTR_TYPE ".word " #endif + +#define BUG() _BUG(__FILE__, __LINE__, BUG_INSTR_VALUE) +#define _BUG(file, line, value) __BUG(file, line, value) + +#ifdef CONFIG_DEBUG_BUGVERBOSE + +/* + * The extra indirection is to ensure that the __FILE__ string comes through + * OK. Many version of gcc do not support the asm %c parameter which would be + * preferable to this unpleasantness. We use mergeable string sections to + * avoid multiple copies of the string appearing in the kernel image. + */ + +#define __BUG(__file, __line, __value) \ +do { \ + BUILD_BUG_ON(sizeof(struct bug_entry) != 12); \ + asm volatile("1:\t" BUG_INSTR_TYPE #__value "\n" \ + ".pushsection .rodata.str, \"aMS\", %progbits, 1\n" \ + "2:\t.asciz " #__file "\n" \ + ".popsection\n" \ + ".pushsection __bug_table,\"a\"\n" \ + "3:\t.word 1b, 2b\n" \ + "\t.hword " #__line ", 0\n" \ + ".popsection"); \ + unreachable(); \ +} while (0) + +#else /* not CONFIG_DEBUG_BUGVERBOSE */ + +#define __BUG(__file, __line, __value) \ +do { \ + asm volatile(BUG_INSTR_TYPE #__value); \ + unreachable(); \ +} while (0) +#endif /* CONFIG_DEBUG_BUGVERBOSE */ + #define HAVE_ARCH_BUG -#endif +#endif /* CONFIG_BUG */ #include diff --git a/arch/arm/include/asm/cachetype.h b/arch/arm/include/asm/cachetype.h index c023db09fcc1..7ea78144ae22 100644 --- a/arch/arm/include/asm/cachetype.h +++ b/arch/arm/include/asm/cachetype.h @@ -7,6 +7,7 @@ #define CACHEID_VIPT (CACHEID_VIPT_ALIASING|CACHEID_VIPT_NONALIASING) #define CACHEID_ASID_TAGGED (1 << 3) #define CACHEID_VIPT_I_ALIASING (1 << 4) +#define CACHEID_PIPT (1 << 5) extern unsigned int cacheid; @@ -16,6 +17,7 @@ extern unsigned int cacheid; #define cache_is_vipt_aliasing() cacheid_is(CACHEID_VIPT_ALIASING) #define icache_is_vivt_asid_tagged() cacheid_is(CACHEID_ASID_TAGGED) #define icache_is_vipt_aliasing() cacheid_is(CACHEID_VIPT_I_ALIASING) +#define icache_is_pipt() cacheid_is(CACHEID_PIPT) /* * __LINUX_ARM_ARCH__ is the minimum supported CPU architecture @@ -26,7 +28,8 @@ extern unsigned int cacheid; #if __LINUX_ARM_ARCH__ >= 7 #define __CACHEID_ARCH_MIN (CACHEID_VIPT_NONALIASING |\ CACHEID_ASID_TAGGED |\ - CACHEID_VIPT_I_ALIASING) + CACHEID_VIPT_I_ALIASING |\ + CACHEID_PIPT) #elif __LINUX_ARM_ARCH__ >= 6 #define __CACHEID_ARCH_MIN (~CACHEID_VIVT) #else diff --git a/arch/arm/include/asm/cputime.h b/arch/arm/include/asm/cputime.h deleted file mode 100644 index 3a8002a5fec7..000000000000 --- a/arch/arm/include/asm/cputime.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ARM_CPUTIME_H -#define __ARM_CPUTIME_H - -#include - -#endif /* __ARM_CPUTIME_H */ diff --git a/arch/arm/include/asm/device.h b/arch/arm/include/asm/device.h index 9f390ce335cb..6615f03f56a5 100644 --- a/arch/arm/include/asm/device.h +++ b/arch/arm/include/asm/device.h @@ -10,6 +10,9 @@ struct dev_archdata { #ifdef CONFIG_DMABOUNCE struct dmabounce_device_info *dmabounce; #endif +#ifdef CONFIG_IOMMU_API + void *iommu; /* private IOMMU data */ +#endif }; struct pdev_archdata { diff --git a/arch/arm/include/asm/emergency-restart.h b/arch/arm/include/asm/emergency-restart.h deleted file mode 100644 index 108d8c48e42e..000000000000 --- a/arch/arm/include/asm/emergency-restart.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _ASM_EMERGENCY_RESTART_H -#define _ASM_EMERGENCY_RESTART_H - -#include - -#endif /* _ASM_EMERGENCY_RESTART_H */ diff --git a/arch/arm/include/asm/errno.h b/arch/arm/include/asm/errno.h deleted file mode 100644 index 6e60f0612bb6..000000000000 --- a/arch/arm/include/asm/errno.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _ARM_ERRNO_H -#define _ARM_ERRNO_H - -#include - -#endif diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h index dc2d5102e680..769f65d918ac 100644 --- a/arch/arm/include/asm/io.h +++ b/arch/arm/include/asm/io.h @@ -80,6 +80,7 @@ extern void __iomem *__arm_ioremap_caller(unsigned long, size_t, unsigned int, extern void __iomem *__arm_ioremap_pfn(unsigned long, unsigned long, size_t, unsigned int); extern void __iomem *__arm_ioremap(unsigned long, size_t, unsigned int); +extern void __iomem *__arm_ioremap_exec(unsigned long, size_t, bool cached); extern void __iounmap(volatile void __iomem *addr); /* @@ -210,11 +211,11 @@ extern void _memset_io(volatile void __iomem *, int, size_t); * IO port primitives for more information. */ #ifdef __mem_pci -#define readb_relaxed(c) ({ u8 __v = __raw_readb(__mem_pci(c)); __v; }) -#define readw_relaxed(c) ({ u16 __v = le16_to_cpu((__force __le16) \ - __raw_readw(__mem_pci(c))); __v; }) -#define readl_relaxed(c) ({ u32 __v = le32_to_cpu((__force __le32) \ - __raw_readl(__mem_pci(c))); __v; }) +#define readb_relaxed(c) ({ u8 __r = __raw_readb(__mem_pci(c)); __r; }) +#define readw_relaxed(c) ({ u16 __r = le16_to_cpu((__force __le16) \ + __raw_readw(__mem_pci(c))); __r; }) +#define readl_relaxed(c) ({ u32 __r = le32_to_cpu((__force __le32) \ + __raw_readl(__mem_pci(c))); __r; }) #define writeb_relaxed(v,c) ((void)__raw_writeb(v,__mem_pci(c))) #define writew_relaxed(v,c) ((void)__raw_writew((__force u16) \ diff --git a/arch/arm/include/asm/ioctl.h b/arch/arm/include/asm/ioctl.h deleted file mode 100644 index b279fe06dfe5..000000000000 --- a/arch/arm/include/asm/ioctl.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/arm/include/asm/irq_regs.h b/arch/arm/include/asm/irq_regs.h deleted file mode 100644 index 3dd9c0b70270..000000000000 --- a/arch/arm/include/asm/irq_regs.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/arm/include/asm/kdebug.h b/arch/arm/include/asm/kdebug.h deleted file mode 100644 index 6ece1b037665..000000000000 --- a/arch/arm/include/asm/kdebug.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/arm/include/asm/local.h b/arch/arm/include/asm/local.h deleted file mode 100644 index c11c530f74d0..000000000000 --- a/arch/arm/include/asm/local.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/arm/include/asm/local64.h b/arch/arm/include/asm/local64.h deleted file mode 100644 index 36c93b5cc239..000000000000 --- a/arch/arm/include/asm/local64.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/arm/include/asm/mach/arch.h b/arch/arm/include/asm/mach/arch.h index 217aa1911dd7..c5699987fa98 100644 --- a/arch/arm/include/asm/mach/arch.h +++ b/arch/arm/include/asm/mach/arch.h @@ -34,8 +34,7 @@ struct machine_desc { unsigned int reserve_lp1 :1; /* never has lp1 */ unsigned int reserve_lp2 :1; /* never has lp2 */ unsigned int soft_reboot :1; /* soft reboot */ - void (*fixup)(struct machine_desc *, - struct tag *, char **, + void (*fixup)(struct tag *, char **, struct meminfo *); void (*reserve)(void);/* reserve mem blocks */ void (*map_io)(void);/* IO mapping function */ diff --git a/arch/arm/include/asm/percpu.h b/arch/arm/include/asm/percpu.h deleted file mode 100644 index b4e32d8ec072..000000000000 --- a/arch/arm/include/asm/percpu.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ARM_PERCPU -#define __ARM_PERCPU - -#include - -#endif diff --git a/arch/arm/include/asm/poll.h b/arch/arm/include/asm/poll.h deleted file mode 100644 index c98509d3149e..000000000000 --- a/arch/arm/include/asm/poll.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/arm/include/asm/resource.h b/arch/arm/include/asm/resource.h deleted file mode 100644 index 734b581b5b6a..000000000000 --- a/arch/arm/include/asm/resource.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _ARM_RESOURCE_H -#define _ARM_RESOURCE_H - -#include - -#endif diff --git a/arch/arm/include/asm/sections.h b/arch/arm/include/asm/sections.h deleted file mode 100644 index 2b8c5160388f..000000000000 --- a/arch/arm/include/asm/sections.h +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/arch/arm/include/asm/siginfo.h b/arch/arm/include/asm/siginfo.h deleted file mode 100644 index 5e21852e6039..000000000000 --- a/arch/arm/include/asm/siginfo.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _ASMARM_SIGINFO_H -#define _ASMARM_SIGINFO_H - -#include - -#endif diff --git a/arch/arm/include/asm/sizes.h b/arch/arm/include/asm/sizes.h deleted file mode 100644 index 154b89b81d3e..000000000000 --- a/arch/arm/include/asm/sizes.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that 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 - */ -/* Size definitions - * Copyright (C) ARM Limited 1998. All rights reserved. - */ -#include - -#define SZ_48M (SZ_32M + SZ_16M) diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h index ed6b0499a106..984014b92647 100644 --- a/arch/arm/include/asm/system.h +++ b/arch/arm/include/asm/system.h @@ -57,6 +57,7 @@ #ifndef __ASSEMBLY__ +#include #include #include @@ -90,14 +91,13 @@ void hook_ifault_code(int nr, int (*fn)(unsigned long, unsigned int, #define xchg(ptr,x) \ ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -extern asmlinkage void __backtrace(void); extern asmlinkage void c_backtrace(unsigned long fp, int pmode); struct mm_struct; extern void show_pte(struct mm_struct *mm, unsigned long addr); extern void __show_regs(struct pt_regs *); -extern int cpu_architecture(void); +extern int __pure cpu_architecture(void); extern void cpu_init(void); void arm_machine_restart(char mode, const char *cmd); diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c index aeef960ff795..8e3c6f11b0a1 100644 --- a/arch/arm/kernel/armksyms.c +++ b/arch/arm/kernel/armksyms.c @@ -49,9 +49,6 @@ extern void __aeabi_ulcmp(void); extern void fpundefinstr(void); - -EXPORT_SYMBOL(__backtrace); - /* platform dependent support */ EXPORT_SYMBOL(__udelay); EXPORT_SYMBOL(__const_udelay); diff --git a/arch/arm/kernel/debug.S b/arch/arm/kernel/debug.S index bcd66e00bdbe..0f852d082fcf 100644 --- a/arch/arm/kernel/debug.S +++ b/arch/arm/kernel/debug.S @@ -151,6 +151,8 @@ printhex: adr r2, hexbuf b printascii ENDPROC(printhex2) +hexbuf: .space 16 + .ltorg ENTRY(printascii) @@ -175,5 +177,3 @@ ENTRY(printch) mov r0, #0 b 1b ENDPROC(printch) - -hexbuf: .space 16 diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index a87cbf889ff4..9ad50c4208ae 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -24,6 +24,7 @@ #include #include #include +#include #include "entry-header.S" #include @@ -262,8 +263,7 @@ __und_svc: ldr r0, [r4, #-4] #else ldrh r0, [r4, #-2] @ Thumb instruction at LR - 2 - and r9, r0, #0xf800 - cmp r9, #0xe800 @ 32-bit instruction if xx >= 0 + cmp r0, #0xe800 @ 32-bit instruction if xx >= 0 ldrhhs r9, [r4] @ bottom 16 bits orrhs r0, r9, r0, lsl #16 #endif @@ -440,18 +440,46 @@ __und_usr: #endif beq call_fpe @ Thumb instruction -#if __LINUX_ARM_ARCH__ >= 7 +#if CONFIG_ARM_THUMB && __LINUX_ARM_ARCH__ >= 6 && CONFIG_CPU_V7 +/* + * Thumb-2 instruction handling. Note that because pre-v6 and >= v6 platforms + * can never be supported in a single kernel, this code is not applicable at + * all when __LINUX_ARM_ARCH__ < 6. This allows simplifying assumptions to be + * made about .arch directives. + */ +#if __LINUX_ARM_ARCH__ < 7 +/* If the target CPU may not be Thumb-2-capable, a run-time check is needed: */ +#define NEED_CPU_ARCHITECTURE + ldr r5, .LCcpu_architecture + ldr r5, [r5] + cmp r5, #CPU_ARCH_ARMv7 + blo __und_usr_unknown +/* + * The following code won't get run unless the running CPU really is v7, so + * coding round the lack of ldrht on older arches is pointless. Temporarily + * override the assembler target arch with the minimum required instead: + */ + .arch armv6t2 +#endif 2: ARM( ldrht r5, [r4], #2 ) THUMB( ldrht r5, [r4] ) THUMB( add r4, r4, #2 ) - and r0, r5, #0xf800 @ mask bits 111x x... .... .... - cmp r0, #0xe800 @ 32bit instruction if xx != 0 + cmp r5, #0xe800 @ 32bit instruction if xx != 0 blo __und_usr_unknown 3: ldrht r0, [r4] add r2, r2, #2 @ r2 is PC + 2, make it PC + 4 orr r0, r0, r5, lsl #16 + +#if __LINUX_ARM_ARCH__ < 7 +/* If the target arch was overridden, change it back: */ +#ifdef CONFIG_CPU_32v6K + .arch armv6k #else + .arch armv6 +#endif +#endif /* __LINUX_ARM_ARCH__ < 7 */ +#else /* !(CONFIG_ARM_THUMB && __LINUX_ARM_ARCH__ >= 6 && CONFIG_CPU_V7) */ b __und_usr_unknown #endif UNWIND(.fnend ) @@ -578,6 +606,12 @@ call_fpe: movw_pc lr @ CP#14 (Debug) movw_pc lr @ CP#15 (Control) +#ifdef NEED_CPU_ARCHITECTURE + .align 2 +.LCcpu_architecture: + .word __cpu_architecture +#endif + #ifdef CONFIG_NEON .align 6 diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index e59bbd496c39..c1b4463dcc83 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -32,6 +32,24 @@ static atomic_t waiting_for_crash_ipi; int machine_kexec_prepare(struct kimage *image) { + unsigned long page_list; + void *reboot_code_buffer; + page_list = image->head & PAGE_MASK; + + reboot_code_buffer = page_address(image->control_code_page); + + /* Prepare parameters for reboot_code_buffer*/ + kexec_start_address = image->start; + kexec_indirection_page = page_list; + kexec_mach_type = machine_arch_type; + kexec_boot_atags = image->start - KEXEC_ARM_ZIMAGE_OFFSET + KEXEC_ARM_ATAGS_OFFSET; + + /* copy our kernel relocation code to the control code page */ + memcpy(reboot_code_buffer, + relocate_new_kernel, relocate_new_kernel_size); + + flush_icache_range((unsigned long) reboot_code_buffer, + (unsigned long) reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE); return 0; } @@ -82,31 +100,14 @@ void (*kexec_reinit)(void); void machine_kexec(struct kimage *image) { - unsigned long page_list; unsigned long reboot_code_buffer_phys; void *reboot_code_buffer; - - page_list = image->head & PAGE_MASK; - /* we need both effective and real address here */ reboot_code_buffer_phys = page_to_pfn(image->control_code_page) << PAGE_SHIFT; reboot_code_buffer = page_address(image->control_code_page); - /* Prepare parameters for reboot_code_buffer*/ - kexec_start_address = image->start; - kexec_indirection_page = page_list; - kexec_mach_type = machine_arch_type; - kexec_boot_atags = image->start - KEXEC_ARM_ZIMAGE_OFFSET + KEXEC_ARM_ATAGS_OFFSET; - - /* copy our kernel relocation code to the control code page */ - memcpy(reboot_code_buffer, - relocate_new_kernel, relocate_new_kernel_size); - - - flush_icache_range((unsigned long) reboot_code_buffer, - (unsigned long) reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE); printk(KERN_INFO "Bye!\n"); if (kexec_reinit) diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 1a347f481e5e..fd0814076ff6 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -319,7 +319,7 @@ void show_regs(struct pt_regs * regs) printk("\n"); printk("Pid: %d, comm: %20s\n", task_pid_nr(current), current->comm); __show_regs(regs); - __backtrace(); + dump_stack(); } ATOMIC_NOTIFIER_HEAD(thread_notify_head); diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index e514c76043b4..3fe93f75b55a 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -29,6 +29,8 @@ #include #include #include +#include +#include #include #include @@ -42,6 +44,7 @@ #include #include #include +#include #include #include @@ -115,6 +118,13 @@ struct outer_cache_fns outer_cache __read_mostly; EXPORT_SYMBOL(outer_cache); #endif +/* + * Cached cpu_architecture() result for use by assembler code. + * C code should use the cpu_architecture() function instead of accessing this + * variable directly. + */ +int __cpu_architecture __read_mostly = CPU_ARCH_UNKNOWN; + struct stack { u32 irq[3]; u32 abt[3]; @@ -210,7 +220,7 @@ static const char *proc_arch[] = { "?(17)", }; -int cpu_architecture(void) +static int __get_cpu_architecture(void) { int cpu_arch; @@ -243,11 +253,22 @@ int cpu_architecture(void) return cpu_arch; } +int __pure cpu_architecture(void) +{ + BUG_ON(__cpu_architecture == CPU_ARCH_UNKNOWN); + + return __cpu_architecture; +} + static int cpu_has_aliasing_icache(unsigned int arch) { int aliasing_icache; unsigned int id_reg, num_sets, line_size; + /* PIPT caches never alias. */ + if (icache_is_pipt()) + return 0; + /* arch specifies the register format */ switch (arch) { case CPU_ARCH_ARMv7: @@ -282,8 +303,14 @@ static void __init cacheid_init(void) /* ARMv7 register format */ arch = CPU_ARCH_ARMv7; cacheid = CACHEID_VIPT_NONALIASING; - if ((cachetype & (3 << 14)) == 1 << 14) + switch (cachetype & (3 << 14)) { + case (1 << 14): cacheid |= CACHEID_ASID_TAGGED; + break; + case (3 << 14): + cacheid |= CACHEID_PIPT; + break; + } } else { arch = CPU_ARCH_ARMv6; if (cachetype & (1 << 23)) @@ -300,10 +327,11 @@ static void __init cacheid_init(void) printk("CPU: %s data cache, %s instruction cache\n", cache_is_vivt() ? "VIVT" : cache_is_vipt_aliasing() ? "VIPT aliasing" : - cache_is_vipt_nonaliasing() ? "VIPT nonaliasing" : "unknown", + cache_is_vipt_nonaliasing() ? "PIPT / VIPT nonaliasing" : "unknown", cache_is_vivt() ? "VIVT" : icache_is_vivt_asid_tagged() ? "VIVT ASID tagged" : icache_is_vipt_aliasing() ? "VIPT aliasing" : + icache_is_pipt() ? "PIPT" : cache_is_vipt_nonaliasing() ? "VIPT nonaliasing" : "unknown"); } @@ -414,6 +442,7 @@ static void __init setup_processor(void) } cpu_name = list->cpu_name; + __cpu_architecture = __get_cpu_architecture(); #ifdef MULTI_CPU processor = *list->proc; @@ -861,7 +890,7 @@ static struct machine_desc * __init setup_machine_tags(unsigned int nr) } if (mdesc->fixup) - mdesc->fixup(mdesc, tags, &from, &meminfo); + mdesc->fixup(tags, &from, &meminfo); if (tags->hdr.tag == ATAG_CORE) { if (meminfo.nr_banks != 0) diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 35417d0fb8ab..854ce33715f4 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -319,17 +319,7 @@ asmlinkage void __cpuinit secondary_start_kernel(void) */ platform_secondary_init(cpu); - /* - * Enable local interrupts. - */ notify_cpu_starting(cpu); - local_irq_enable(); - local_fiq_enable(); - - /* - * Setup the percpu timer for this CPU. - */ - percpu_timer_setup(); calibrate_delay(); @@ -341,9 +331,22 @@ asmlinkage void __cpuinit secondary_start_kernel(void) * before we continue. */ set_cpu_online(cpu, true); + + /* + * Setup the percpu timer for this CPU. + */ + percpu_timer_setup(); + while (!cpu_active(cpu)) cpu_relax(); + /* + * cpu_active bit is set, so it's safe to enalbe interrupts + * now. + */ + local_irq_enable(); + local_fiq_enable(); + /* * OK, it's off to the idle thread for us */ diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 210382555af1..7f5b99eb2c50 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -21,6 +21,7 @@ #include #include #include +#include #include #include #include @@ -271,6 +272,8 @@ void die(const char *str, struct pt_regs *regs, int err) spin_lock_irq(&die_lock); console_verbose(); bust_spinlocks(1); + if (!user_mode(regs)) + report_bug(regs->ARM_pc, regs); ret = __die(str, err, thread, regs); if (regs && kexec_should_crash(thread->task)) @@ -302,6 +305,24 @@ void arm_notify_die(const char *str, struct pt_regs *regs, } } +#ifdef CONFIG_GENERIC_BUG + +int is_valid_bugaddr(unsigned long pc) +{ +#ifdef CONFIG_THUMB2_KERNEL + unsigned short bkpt; +#else + unsigned long bkpt; +#endif + + if (probe_kernel_address((unsigned *)pc, bkpt)) + return 0; + + return bkpt == BUG_INSTR_VALUE; +} + +#endif + static LIST_HEAD(undef_hook); static DEFINE_SPINLOCK(undef_lock); @@ -707,16 +728,6 @@ baddataabort(int code, unsigned long instr, struct pt_regs *regs) arm_notify_die("unknown data abort code", regs, &info, instr, 0); } -void __attribute__((noreturn)) __bug(const char *file, int line) -{ - printk(KERN_CRIT"kernel BUG at %s:%d!\n", file, line); - *(int *)0 = 0; - - /* Avoid "noreturn function does return" */ - for (;;); -} -EXPORT_SYMBOL(__bug); - void __readwrite_bug(const char *fn) { printk("%s called, but not implemented\n", fn); diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index 4e66f62b8d41..20b3041e0860 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -21,7 +21,8 @@ #define ARM_CPU_KEEP(x) #endif -#if defined(CONFIG_SMP_ON_UP) && !defined(CONFIG_DEBUG_SPINLOCK) +#if (defined(CONFIG_SMP_ON_UP) && !defined(CONFIG_DEBUG_SPINLOCK)) || \ + defined(CONFIG_GENERIC_BUG) #define ARM_EXIT_KEEP(x) x #define ARM_EXIT_DISCARD(x) #else diff --git a/arch/arm/lib/backtrace.S b/arch/arm/lib/backtrace.S index a673297b0cf1..cd07b5814c23 100644 --- a/arch/arm/lib/backtrace.S +++ b/arch/arm/lib/backtrace.S @@ -22,15 +22,10 @@ #define mask r7 #define offset r8 -ENTRY(__backtrace) - mov r1, #0x10 - mov r0, fp - ENTRY(c_backtrace) #if !defined(CONFIG_FRAME_POINTER) || !defined(CONFIG_PRINTK) mov pc, lr -ENDPROC(__backtrace) ENDPROC(c_backtrace) #else stmfd sp!, {r4 - r8, lr} @ Save an extra register so we have a location... @@ -107,7 +102,6 @@ for_each_frame: tst frame, mask @ Check for address exceptions mov r1, frame bl printk no_frame: ldmfd sp!, {r4 - r8, pc} -ENDPROC(__backtrace) ENDPROC(c_backtrace) .pushsection __ex_table,"a" diff --git a/arch/arm/lib/div64.S b/arch/arm/lib/div64.S index faa7748142da..e55c4842c290 100644 --- a/arch/arm/lib/div64.S +++ b/arch/arm/lib/div64.S @@ -13,6 +13,7 @@ */ #include +#include #ifdef __ARMEB__ #define xh r0 @@ -44,6 +45,7 @@ */ ENTRY(__do_div64) +UNWIND(.fnstart) @ Test for easy paths first. subs ip, r4, #1 @@ -189,7 +191,12 @@ ENTRY(__do_div64) moveq yh, xh moveq xh, #0 moveq pc, lr +UNWIND(.fnend) +UNWIND(.fnstart) +UNWIND(.pad #4) +UNWIND(.save {lr}) +Ldiv0_64: @ Division by 0: str lr, [sp, #-8]! bl __div0 @@ -200,4 +207,5 @@ ENTRY(__do_div64) mov xh, #0 ldr pc, [sp], #8 +UNWIND(.fnend) ENDPROC(__do_div64) diff --git a/arch/arm/mach-at91/Makefile.boot b/arch/arm/mach-at91/Makefile.boot index 3462b815054a..9ab5a3e5f4f1 100644 --- a/arch/arm/mach-at91/Makefile.boot +++ b/arch/arm/mach-at91/Makefile.boot @@ -4,15 +4,15 @@ # INITRD_PHYS must be in RAM ifeq ($(CONFIG_ARCH_AT91CAP9),y) - zreladdr-y := 0x70008000 + zreladdr-y += 0x70008000 params_phys-y := 0x70000100 initrd_phys-y := 0x70410000 else ifeq ($(CONFIG_ARCH_AT91SAM9G45),y) - zreladdr-y := 0x70008000 + zreladdr-y += 0x70008000 params_phys-y := 0x70000100 initrd_phys-y := 0x70410000 else - zreladdr-y := 0x20008000 + zreladdr-y += 0x20008000 params_phys-y := 0x20000100 initrd_phys-y := 0x20410000 endif diff --git a/arch/arm/mach-bcmring/Makefile.boot b/arch/arm/mach-bcmring/Makefile.boot index fb53b283bebb..aef2467757fa 100644 --- a/arch/arm/mach-bcmring/Makefile.boot +++ b/arch/arm/mach-bcmring/Makefile.boot @@ -1,6 +1,6 @@ # Address where decompressor will be written and eventually executed. # # default to SDRAM -zreladdr-y := $(CONFIG_BCM_ZRELADDR) +zreladdr-y += $(CONFIG_BCM_ZRELADDR) params_phys-y := 0x00000800 diff --git a/arch/arm/mach-bcmring/arch.c b/arch/arm/mach-bcmring/arch.c index a604b9ebb501..31a143592c81 100644 --- a/arch/arm/mach-bcmring/arch.c +++ b/arch/arm/mach-bcmring/arch.c @@ -136,8 +136,8 @@ static void __init bcmring_init_machine(void) * *****************************************************************************/ -static void __init bcmring_fixup(struct machine_desc *desc, - struct tag *t, char **cmdline, struct meminfo *mi) { +static void __init bcmring_fixup(struct tag *t, char **cmdline, + struct meminfo *mi) { #ifdef CONFIG_BLK_DEV_INITRD printk(KERN_NOTICE "bcmring_fixup\n"); t->hdr.tag = ATAG_CORE; diff --git a/arch/arm/mach-clps711x/Makefile.boot b/arch/arm/mach-clps711x/Makefile.boot index a51fcef64fe0..9398e859b5af 100644 --- a/arch/arm/mach-clps711x/Makefile.boot +++ b/arch/arm/mach-clps711x/Makefile.boot @@ -1,5 +1,5 @@ # The standard locations for stuff on CLPS711x type processors - zreladdr-y := 0xc0028000 + zreladdr-y += 0xc0028000 params_phys-y := 0xc0000100 # Should probably have some agreement on these... initrd_phys-$(CONFIG_ARCH_P720T) := 0xc0400000 diff --git a/arch/arm/mach-clps711x/clep7312.c b/arch/arm/mach-clps711x/clep7312.c index 67b5abb4a60a..0a2e74feb24a 100644 --- a/arch/arm/mach-clps711x/clep7312.c +++ b/arch/arm/mach-clps711x/clep7312.c @@ -26,8 +26,7 @@ #include "common.h" static void __init -fixup_clep7312(struct machine_desc *desc, struct tag *tags, - char **cmdline, struct meminfo *mi) +fixup_clep7312(struct tag *tags, char **cmdline, struct meminfo *mi) { mi->nr_banks=1; mi->bank[0].start = 0xc0000000; diff --git a/arch/arm/mach-clps711x/edb7211-arch.c b/arch/arm/mach-clps711x/edb7211-arch.c index 98ca5b2e940d..725a7a54ba42 100644 --- a/arch/arm/mach-clps711x/edb7211-arch.c +++ b/arch/arm/mach-clps711x/edb7211-arch.c @@ -37,8 +37,7 @@ static void __init edb7211_reserve(void) } static void __init -fixup_edb7211(struct machine_desc *desc, struct tag *tags, - char **cmdline, struct meminfo *mi) +fixup_edb7211(struct tag *tags, char **cmdline, struct meminfo *mi) { /* * Bank start addresses are not present in the information diff --git a/arch/arm/mach-clps711x/fortunet.c b/arch/arm/mach-clps711x/fortunet.c index b1cb479e71e9..1947b30f9b8c 100644 --- a/arch/arm/mach-clps711x/fortunet.c +++ b/arch/arm/mach-clps711x/fortunet.c @@ -57,8 +57,7 @@ typedef struct tag_IMAGE_PARAMS #define IMAGE_PARAMS_PHYS 0xC01F0000 static void __init -fortunet_fixup(struct machine_desc *desc, struct tag *tags, - char **cmdline, struct meminfo *mi) +fortunet_fixup(struct tag *tags, char **cmdline, struct meminfo *mi) { IMAGE_PARAMS *ip = phys_to_virt(IMAGE_PARAMS_PHYS); *cmdline = phys_to_virt(ip->command_line); diff --git a/arch/arm/mach-clps711x/p720t.c b/arch/arm/mach-clps711x/p720t.c index cefbce0480b9..3f796e0d3284 100644 --- a/arch/arm/mach-clps711x/p720t.c +++ b/arch/arm/mach-clps711x/p720t.c @@ -56,8 +56,7 @@ static struct map_desc p720t_io_desc[] __initdata = { }; static void __init -fixup_p720t(struct machine_desc *desc, struct tag *tag, - char **cmdline, struct meminfo *mi) +fixup_p720t(struct tag *tag, char **cmdline, struct meminfo *mi) { /* * Our bootloader doesn't setup any tags (yet). diff --git a/arch/arm/mach-cns3xxx/Makefile.boot b/arch/arm/mach-cns3xxx/Makefile.boot index 777012865220..d079de0b6e3b 100644 --- a/arch/arm/mach-cns3xxx/Makefile.boot +++ b/arch/arm/mach-cns3xxx/Makefile.boot @@ -1,3 +1,3 @@ - zreladdr-y := 0x00008000 + zreladdr-y += 0x00008000 params_phys-y := 0x00000100 initrd_phys-y := 0x00C00000 diff --git a/arch/arm/mach-davinci/Makefile.boot b/arch/arm/mach-davinci/Makefile.boot index db97ef2c6477..04a6c4e67b14 100644 --- a/arch/arm/mach-davinci/Makefile.boot +++ b/arch/arm/mach-davinci/Makefile.boot @@ -2,12 +2,12 @@ ifeq ($(CONFIG_ARCH_DAVINCI_DA8XX),y) ifeq ($(CONFIG_ARCH_DAVINCI_DMx),y) $(error Cannot enable DaVinci and DA8XX platforms concurrently) else - zreladdr-y := 0xc0008000 + zreladdr-y += 0xc0008000 params_phys-y := 0xc0000100 initrd_phys-y := 0xc0800000 endif else - zreladdr-y := 0x80008000 + zreladdr-y += 0x80008000 params_phys-y := 0x80000100 initrd_phys-y := 0x80800000 endif diff --git a/arch/arm/mach-dove/Makefile.boot b/arch/arm/mach-dove/Makefile.boot index 67039c3e0c48..760a0efe7580 100644 --- a/arch/arm/mach-dove/Makefile.boot +++ b/arch/arm/mach-dove/Makefile.boot @@ -1,3 +1,3 @@ - zreladdr-y := 0x00008000 + zreladdr-y += 0x00008000 params_phys-y := 0x00000100 initrd_phys-y := 0x00800000 diff --git a/arch/arm/mach-ebsa110/Makefile.boot b/arch/arm/mach-ebsa110/Makefile.boot index 232126044935..83cf07c38ada 100644 --- a/arch/arm/mach-ebsa110/Makefile.boot +++ b/arch/arm/mach-ebsa110/Makefile.boot @@ -1,4 +1,4 @@ - zreladdr-y := 0x00008000 + zreladdr-y += 0x00008000 params_phys-y := 0x00000400 initrd_phys-y := 0x00800000 diff --git a/arch/arm/mach-ep93xx/Makefile.boot b/arch/arm/mach-ep93xx/Makefile.boot index 0ad33f15c622..d3113a71cb40 100644 --- a/arch/arm/mach-ep93xx/Makefile.boot +++ b/arch/arm/mach-ep93xx/Makefile.boot @@ -1,14 +1,14 @@ - zreladdr-$(CONFIG_EP93XX_SDCE3_SYNC_PHYS_OFFSET) := 0x00008000 + zreladdr-$(CONFIG_EP93XX_SDCE3_SYNC_PHYS_OFFSET) += 0x00008000 params_phys-$(CONFIG_EP93XX_SDCE3_SYNC_PHYS_OFFSET) := 0x00000100 - zreladdr-$(CONFIG_EP93XX_SDCE0_PHYS_OFFSET) := 0xc0008000 + zreladdr-$(CONFIG_EP93XX_SDCE0_PHYS_OFFSET) += 0xc0008000 params_phys-$(CONFIG_EP93XX_SDCE0_PHYS_OFFSET) := 0xc0000100 - zreladdr-$(CONFIG_EP93XX_SDCE1_PHYS_OFFSET) := 0xd0008000 + zreladdr-$(CONFIG_EP93XX_SDCE1_PHYS_OFFSET) += 0xd0008000 params_phys-$(CONFIG_EP93XX_SDCE1_PHYS_OFFSET) := 0xd0000100 - zreladdr-$(CONFIG_EP93XX_SDCE2_PHYS_OFFSET) := 0xe0008000 + zreladdr-$(CONFIG_EP93XX_SDCE2_PHYS_OFFSET) += 0xe0008000 params_phys-$(CONFIG_EP93XX_SDCE2_PHYS_OFFSET) := 0xe0000100 - zreladdr-$(CONFIG_EP93XX_SDCE3_ASYNC_PHYS_OFFSET) := 0xf0008000 + zreladdr-$(CONFIG_EP93XX_SDCE3_ASYNC_PHYS_OFFSET) += 0xf0008000 params_phys-$(CONFIG_EP93XX_SDCE3_ASYNC_PHYS_OFFSET) := 0xf0000100 diff --git a/arch/arm/mach-exynos4/Makefile.boot b/arch/arm/mach-exynos4/Makefile.boot index d65956ffb43d..b9862e22bf10 100644 --- a/arch/arm/mach-exynos4/Makefile.boot +++ b/arch/arm/mach-exynos4/Makefile.boot @@ -1,2 +1,2 @@ - zreladdr-y := 0x40008000 + zreladdr-y += 0x40008000 params_phys-y := 0x40000100 diff --git a/arch/arm/mach-footbridge/Kconfig b/arch/arm/mach-footbridge/Kconfig index c8e7afcf14ec..f643ef819da6 100644 --- a/arch/arm/mach-footbridge/Kconfig +++ b/arch/arm/mach-footbridge/Kconfig @@ -4,8 +4,8 @@ menu "Footbridge Implementations" config ARCH_CATS bool "CATS" - select CLKSRC_I8253 select CLKEVT_I8253 + select CLKSRC_I8253 select FOOTBRIDGE_HOST select ISA select ISA_DMA @@ -61,8 +61,8 @@ config ARCH_EBSA285_HOST config ARCH_NETWINDER bool "NetWinder" - select CLKSRC_I8253 select CLKEVT_I8253 + select CLKSRC_I8253 select FOOTBRIDGE_HOST select ISA select ISA_DMA diff --git a/arch/arm/mach-footbridge/Makefile.boot b/arch/arm/mach-footbridge/Makefile.boot index c7e75acfe6c9..ff0a4b5b0a82 100644 --- a/arch/arm/mach-footbridge/Makefile.boot +++ b/arch/arm/mach-footbridge/Makefile.boot @@ -1,4 +1,4 @@ - zreladdr-y := 0x00008000 + zreladdr-y += 0x00008000 params_phys-y := 0x00000100 initrd_phys-y := 0x00800000 diff --git a/arch/arm/mach-footbridge/cats-hw.c b/arch/arm/mach-footbridge/cats-hw.c index 5b1a8db779be..206ff2f39d6c 100644 --- a/arch/arm/mach-footbridge/cats-hw.c +++ b/arch/arm/mach-footbridge/cats-hw.c @@ -76,8 +76,7 @@ __initcall(cats_hw_init); * hard reboots fail on early boards. */ static void __init -fixup_cats(struct machine_desc *desc, struct tag *tags, - char **cmdline, struct meminfo *mi) +fixup_cats(struct tag *tags, char **cmdline, struct meminfo *mi) { screen_info.orig_video_lines = 25; screen_info.orig_video_points = 16; diff --git a/arch/arm/mach-footbridge/netwinder-hw.c b/arch/arm/mach-footbridge/netwinder-hw.c index 06e514f372d0..4cbc2e65ce3a 100644 --- a/arch/arm/mach-footbridge/netwinder-hw.c +++ b/arch/arm/mach-footbridge/netwinder-hw.c @@ -631,8 +631,7 @@ __initcall(nw_hw_init); * the parameter page. */ static void __init -fixup_netwinder(struct machine_desc *desc, struct tag *tags, - char **cmdline, struct meminfo *mi) +fixup_netwinder(struct tag *tags, char **cmdline, struct meminfo *mi) { #ifdef CONFIG_ISAPNP extern int isapnp_disable; diff --git a/arch/arm/mach-gemini/Makefile.boot b/arch/arm/mach-gemini/Makefile.boot index 22a52c228d93..683f52b20e3d 100644 --- a/arch/arm/mach-gemini/Makefile.boot +++ b/arch/arm/mach-gemini/Makefile.boot @@ -1,9 +1,9 @@ ifeq ($(CONFIG_GEMINI_MEM_SWAP),y) - zreladdr-y := 0x00008000 + zreladdr-y += 0x00008000 params_phys-y := 0x00000100 initrd_phys-y := 0x00800000 else - zreladdr-y := 0x10008000 + zreladdr-y += 0x10008000 params_phys-y := 0x10000100 initrd_phys-y := 0x10800000 endif diff --git a/arch/arm/mach-h720x/Makefile.boot b/arch/arm/mach-h720x/Makefile.boot index 52984017bd91..d875a7094dfe 100644 --- a/arch/arm/mach-h720x/Makefile.boot +++ b/arch/arm/mach-h720x/Makefile.boot @@ -1,2 +1,2 @@ - zreladdr-$(CONFIG_ARCH_H720X) := 0x40008000 + zreladdr-$(CONFIG_ARCH_H720X) += 0x40008000 diff --git a/arch/arm/mach-imx/Makefile.boot b/arch/arm/mach-imx/Makefile.boot index ebee18b3884c..dbe61201bcd8 100644 --- a/arch/arm/mach-imx/Makefile.boot +++ b/arch/arm/mach-imx/Makefile.boot @@ -1,19 +1,19 @@ -zreladdr-$(CONFIG_ARCH_MX1) := 0x08008000 +zreladdr-$(CONFIG_ARCH_MX1) += 0x08008000 params_phys-$(CONFIG_ARCH_MX1) := 0x08000100 initrd_phys-$(CONFIG_ARCH_MX1) := 0x08800000 -zreladdr-$(CONFIG_MACH_MX21) := 0xC0008000 +zreladdr-$(CONFIG_MACH_MX21) += 0xC0008000 params_phys-$(CONFIG_MACH_MX21) := 0xC0000100 initrd_phys-$(CONFIG_MACH_MX21) := 0xC0800000 -zreladdr-$(CONFIG_ARCH_MX25) := 0x80008000 +zreladdr-$(CONFIG_ARCH_MX25) += 0x80008000 params_phys-$(CONFIG_ARCH_MX25) := 0x80000100 initrd_phys-$(CONFIG_ARCH_MX25) := 0x80800000 -zreladdr-$(CONFIG_MACH_MX27) := 0xA0008000 +zreladdr-$(CONFIG_MACH_MX27) += 0xA0008000 params_phys-$(CONFIG_MACH_MX27) := 0xA0000100 initrd_phys-$(CONFIG_MACH_MX27) := 0xA0800000 -zreladdr-$(CONFIG_ARCH_MX3) := 0x80008000 +zreladdr-$(CONFIG_ARCH_MX3) += 0x80008000 params_phys-$(CONFIG_ARCH_MX3) := 0x80000100 initrd_phys-$(CONFIG_ARCH_MX3) := 0x80800000 diff --git a/arch/arm/mach-integrator/Makefile.boot b/arch/arm/mach-integrator/Makefile.boot index c7e75acfe6c9..ff0a4b5b0a82 100644 --- a/arch/arm/mach-integrator/Makefile.boot +++ b/arch/arm/mach-integrator/Makefile.boot @@ -1,4 +1,4 @@ - zreladdr-y := 0x00008000 + zreladdr-y += 0x00008000 params_phys-y := 0x00000100 initrd_phys-y := 0x00800000 diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c index 77315b995681..82ebc8d772d3 100644 --- a/arch/arm/mach-integrator/core.c +++ b/arch/arm/mach-integrator/core.c @@ -126,6 +126,10 @@ static struct clk_lookup lookups[] = { { /* Bus clock */ .con_id = "apb_pclk", .clk = &dummy_apb_pclk, + }, { + /* Integrator/AP timer frequency */ + .dev_id = "ap_timer", + .clk = &clk24mhz, }, { /* UART0 */ .dev_id = "mb:16", .clk = &uartclk, diff --git a/arch/arm/mach-integrator/include/mach/platform.h b/arch/arm/mach-integrator/include/mach/platform.h index 5e6ea5cfea6e..ec467baade09 100644 --- a/arch/arm/mach-integrator/include/mach/platform.h +++ b/arch/arm/mach-integrator/include/mach/platform.h @@ -13,9 +13,6 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -/* DO NOT EDIT!! - this file automatically generated - * from .s file by awk -f s2h.awk - */ /************************************************************************** * * Copyright © ARM Limited 1998. All rights reserved. * ***********************************************************************/ @@ -399,15 +396,6 @@ #define INTEGRATOR_TIMER1_BASE (INTEGRATOR_CT_BASE + 0x100) #define INTEGRATOR_TIMER2_BASE (INTEGRATOR_CT_BASE + 0x200) -#define TICKS_PER_uSEC 24 - -/* - * These are useconds NOT ticks. - * - */ -#define mSEC_1 1000 -#define mSEC_10 (mSEC_1 * 10) - #define INTEGRATOR_CSR_BASE 0x10000000 #define INTEGRATOR_CSR_SIZE 0x10000000 diff --git a/arch/arm/mach-integrator/integrator_ap.c b/arch/arm/mach-integrator/integrator_ap.c index 8cdc730dcb3a..f2119908a0b3 100644 --- a/arch/arm/mach-integrator/integrator_ap.c +++ b/arch/arm/mach-integrator/integrator_ap.c @@ -32,6 +32,7 @@ #include #include #include +#include #include