diff options
Diffstat (limited to 'arch/blackfin/include')
| -rw-r--r-- | arch/blackfin/include/asm/bfin-global.h | 6 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/bug.h | 7 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/cache.h | 2 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/gpio.h | 22 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/pgtable.h | 3 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/pseudo_instructions.h | 18 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/string.h | 113 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/thread_info.h | 2 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/tlbflush.h | 1 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/trace.h | 7 |
10 files changed, 58 insertions, 123 deletions
diff --git a/arch/blackfin/include/asm/bfin-global.h b/arch/blackfin/include/asm/bfin-global.h index e6485c305ea6..121cc04d877d 100644 --- a/arch/blackfin/include/asm/bfin-global.h +++ b/arch/blackfin/include/asm/bfin-global.h @@ -39,9 +39,15 @@ extern unsigned long sclk_to_usecs(unsigned long sclk); extern unsigned long usecs_to_sclk(unsigned long usecs); struct pt_regs; +#if defined(CONFIG_DEBUG_VERBOSE) extern void dump_bfin_process(struct pt_regs *regs); extern void dump_bfin_mem(struct pt_regs *regs); extern void dump_bfin_trace_buffer(void); +#else +#define dump_bfin_process(regs) +#define dump_bfin_mem(regs) +#define dump_bfin_trace_buffer() +#endif /* init functions only */ extern int init_arch_irq(void); diff --git a/arch/blackfin/include/asm/bug.h b/arch/blackfin/include/asm/bug.h index 75f6dc336d46..8d9b1eba89c4 100644 --- a/arch/blackfin/include/asm/bug.h +++ b/arch/blackfin/include/asm/bug.h @@ -9,7 +9,12 @@ #ifdef CONFIG_BUG -#define BFIN_BUG_OPCODE 0xefcd +/* + * This can be any undefined 16-bit opcode, meaning + * ((opcode & 0xc000) != 0xc000) + * Anything from 0x0001 to 0x000A (inclusive) will work + */ +#define BFIN_BUG_OPCODE 0x0001 #ifdef CONFIG_DEBUG_BUGVERBOSE diff --git a/arch/blackfin/include/asm/cache.h b/arch/blackfin/include/asm/cache.h index 8542bc31f63c..93f6c634fdf4 100644 --- a/arch/blackfin/include/asm/cache.h +++ b/arch/blackfin/include/asm/cache.h @@ -15,6 +15,8 @@ #define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) #define SMP_CACHE_BYTES L1_CACHE_BYTES +#define ARCH_KMALLOC_MINALIGN L1_CACHE_BYTES + #ifdef CONFIG_SMP #define __cacheline_aligned #else diff --git a/arch/blackfin/include/asm/gpio.h b/arch/blackfin/include/asm/gpio.h index 91bd2d7b9d55..01b19d0cf509 100644 --- a/arch/blackfin/include/asm/gpio.h +++ b/arch/blackfin/include/asm/gpio.h @@ -167,23 +167,23 @@ int bfin_special_gpio_request(unsigned gpio, const char *label); #endif #ifdef CONFIG_PM +int bfin_pm_standby_ctrl(unsigned ctrl); -unsigned int bfin_pm_standby_setup(void); -void bfin_pm_standby_restore(void); +static inline int bfin_pm_standby_setup(void) +{ + return bfin_pm_standby_ctrl(1); +} + +static inline void bfin_pm_standby_restore(void) +{ + bfin_pm_standby_ctrl(0); +} void bfin_gpio_pm_hibernate_restore(void); void bfin_gpio_pm_hibernate_suspend(void); #ifndef CONFIG_BF54x -#define PM_WAKE_RISING 0x1 -#define PM_WAKE_FALLING 0x2 -#define PM_WAKE_HIGH 0x4 -#define PM_WAKE_LOW 0x8 -#define PM_WAKE_BOTH_EDGES (PM_WAKE_RISING | PM_WAKE_FALLING) -#define PM_WAKE_IGNORE 0xF0 - -int gpio_pm_wakeup_request(unsigned gpio, unsigned char type); -void gpio_pm_wakeup_free(unsigned gpio); +int gpio_pm_wakeup_ctrl(unsigned gpio, unsigned ctrl); struct gpio_port_s { unsigned short data; diff --git a/arch/blackfin/include/asm/pgtable.h b/arch/blackfin/include/asm/pgtable.h index 821c699c2238..dcca3e6d6e80 100644 --- a/arch/blackfin/include/asm/pgtable.h +++ b/arch/blackfin/include/asm/pgtable.h @@ -80,7 +80,8 @@ PTE_BIT_FUNC(mkyoung, |= _PAGE_ACCESSED); * ZERO_PAGE is a global shared page that is always zero: used * for zero-mapped memory areas etc.. */ -#define ZERO_PAGE(vaddr) (virt_to_page(0)) +#define ZERO_PAGE(vaddr) virt_to_page(empty_zero_page) +extern char empty_zero_page[]; extern unsigned int kobjsize(const void *objp); diff --git a/arch/blackfin/include/asm/pseudo_instructions.h b/arch/blackfin/include/asm/pseudo_instructions.h new file mode 100644 index 000000000000..b00adfa08169 --- /dev/null +++ b/arch/blackfin/include/asm/pseudo_instructions.h @@ -0,0 +1,18 @@ +/* + * header file for pseudo instructions + * + * Copyright 2010 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#ifndef _BLACKFIN_PSEUDO_ +#define _BLACKFIN_PSEUDO_ + +#include <linux/types.h> +#include <asm/ptrace.h> + +extern bool execute_pseudodbg_assert(struct pt_regs *fp, unsigned int opcode); +extern bool execute_pseudodbg(struct pt_regs *fp, unsigned int opcode); + +#endif diff --git a/arch/blackfin/include/asm/string.h b/arch/blackfin/include/asm/string.h index d7f0ccb418c3..423c099aa988 100644 --- a/arch/blackfin/include/asm/string.h +++ b/arch/blackfin/include/asm/string.h @@ -12,121 +12,16 @@ #ifdef __KERNEL__ /* only set these up for kernel code */ #define __HAVE_ARCH_STRCPY -extern inline char *strcpy(char *dest, const char *src) -{ - char *xdest = dest; - char temp = 0; - - __asm__ __volatile__ ( - "1:" - "%2 = B [%1++] (Z);" - "B [%0++] = %2;" - "CC = %2;" - "if cc jump 1b (bp);" - : "+&a" (dest), "+&a" (src), "=&d" (temp) - : - : "memory", "CC"); - - return xdest; -} +extern char *strcpy(char *dest, const char *src); #define __HAVE_ARCH_STRNCPY -extern inline char *strncpy(char *dest, const char *src, size_t n) -{ - char *xdest = dest; - char temp = 0; - - if (n == 0) - return xdest; - - __asm__ __volatile__ ( - "1:" - "%3 = B [%1++] (Z);" - "B [%0++] = %3;" - "CC = %3;" - "if ! cc jump 2f;" - "%2 += -1;" - "CC = %2 == 0;" - "if ! cc jump 1b (bp);" - "jump 4f;" - "2:" - /* if src is shorter than n, we need to null pad bytes now */ - "%3 = 0;" - "3:" - "%2 += -1;" - "CC = %2 == 0;" - "if cc jump 4f;" - "B [%0++] = %3;" - "jump 3b;" - "4:" - : "+&a" (dest), "+&a" (src), "+&da" (n), "=&d" (temp) - : - : "memory", "CC"); - - return xdest; -} +extern char *strncpy(char *dest, const char *src, size_t n); #define __HAVE_ARCH_STRCMP -extern inline int strcmp(const char *cs, const char *ct) -{ - /* need to use int's here so the char's in the assembly don't get - * sign extended incorrectly when we don't want them to be - */ - int __res1, __res2; - - __asm__ __volatile__ ( - "1:" - "%2 = B[%0++] (Z);" /* get *cs */ - "%3 = B[%1++] (Z);" /* get *ct */ - "CC = %2 == %3;" /* compare a byte */ - "if ! cc jump 2f;" /* not equal, break out */ - "CC = %2;" /* at end of cs? */ - "if cc jump 1b (bp);" /* no, keep going */ - "jump.s 3f;" /* strings are equal */ - "2:" - "%2 = %2 - %3;" /* *cs - *ct */ - "3:" - : "+&a" (cs), "+&a" (ct), "=&d" (__res1), "=&d" (__res2) - : - : "memory", "CC"); - - return __res1; -} +extern int strcmp(const char *cs, const char *ct); #define __HAVE_ARCH_STRNCMP -extern inline int strncmp(const char *cs, const char *ct, size_t count) -{ - /* need to use int's here so the char's in the assembly don't get - * sign extended incorrectly when we don't want them to be - */ - int __res1, __res2; - - if (!count) - return 0; - - __asm__ __volatile__ ( - "1:" - "%3 = B[%0++] (Z);" /* get *cs */ - "%4 = B[%1++] (Z);" /* get *ct */ - "CC = %3 == %4;" /* compare a byte */ - "if ! cc jump 3f;" /* not equal, break out */ - "CC = %3;" /* at end of cs? */ - "if ! cc jump 4f;" /* yes, all done */ - "%2 += -1;" /* no, adjust count */ - "CC = %2 == 0;" - "if ! cc jump 1b;" /* more to do, keep going */ - "2:" - "%3 = 0;" /* strings are equal */ - "jump.s 4f;" - "3:" - "%3 = %3 - %4;" /* *cs - *ct */ - "4:" - : "+&a" (cs), "+&a" (ct), "+&da" (count), "=&d" (__res1), "=&d" (__res2) - : - : "memory", "CC"); - - return __res1; -} +extern int strncmp(const char *cs, const char *ct, size_t count); #define __HAVE_ARCH_MEMSET extern void *memset(void *s, int c, size_t count); diff --git a/arch/blackfin/include/asm/thread_info.h b/arch/blackfin/include/asm/thread_info.h index e9a5614cdbb1..02560fd8a121 100644 --- a/arch/blackfin/include/asm/thread_info.h +++ b/arch/blackfin/include/asm/thread_info.h @@ -98,7 +98,7 @@ static inline struct thread_info *current_thread_info(void) #define TIF_NEED_RESCHED 2 /* rescheduling necessary */ #define TIF_POLLING_NRFLAG 3 /* true if poll_idle() is polling TIF_NEED_RESCHED */ -#define TIF_MEMDIE 4 +#define TIF_MEMDIE 4 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 5 /* restore signal mask in do_signal() */ #define TIF_FREEZE 6 /* is freezing for suspend */ #define TIF_IRQ_SYNC 7 /* sync pipeline stage */ diff --git a/arch/blackfin/include/asm/tlbflush.h b/arch/blackfin/include/asm/tlbflush.h index f1a06c006ed0..7c368682c0a3 100644 --- a/arch/blackfin/include/asm/tlbflush.h +++ b/arch/blackfin/include/asm/tlbflush.h @@ -1 +1,2 @@ #include <asm-generic/tlbflush.h> +#define flush_tlb_kernel_range(s, e) do { } while (0) diff --git a/arch/blackfin/include/asm/trace.h b/arch/blackfin/include/asm/trace.h index dc0aa55ae773..33589a29b8d8 100644 --- a/arch/blackfin/include/asm/trace.h +++ b/arch/blackfin/include/asm/trace.h @@ -23,6 +23,13 @@ #ifndef __ASSEMBLY__ extern unsigned long trace_buff_offset; extern unsigned long software_trace_buff[]; +#if defined(CONFIG_DEBUG_VERBOSE) +extern void decode_address(char *buf, unsigned long address); +extern bool get_instruction(unsigned int *val, unsigned short *address); +#else +static inline void decode_address(char *buf, unsigned long address) { } +static inline bool get_instruction(unsigned int *val, unsigned short *address) { return false; } +#endif /* Trace Macros for C files */ |