X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-sh%2Fkgdb.h;h=4bc8cb187d119a8d66bff3995b9f7add0d79e09d;hb=64c911a3f7c9864a4bbddbb77b722d5553ddcd32;hp=0095c665d2723ef4d38e34cc939bdd0f9972e312;hpb=f99c6bb6e2e9c35bd3dc0b1d0faa28bd6970930d;p=linux-2.6 diff --git a/include/asm-sh/kgdb.h b/include/asm-sh/kgdb.h index 0095c665d2..4bc8cb187d 100644 --- a/include/asm-sh/kgdb.h +++ b/include/asm-sh/kgdb.h @@ -18,8 +18,6 @@ #include -struct console; - /* Same as pt_regs but has vbr in place of syscall_nr */ struct kgdb_regs { unsigned long regs[16]; @@ -34,10 +32,7 @@ struct kgdb_regs { /* State info */ extern char kgdb_in_gdb_mode; -extern int kgdb_done_init; -extern int kgdb_enabled; extern int kgdb_nofault; /* Ignore bus errors (in gdb mem access) */ -extern int kgdb_halt; /* Execute initial breakpoint at startup */ extern char in_nmi; /* Debounce flag to prevent NMI reentry*/ /* SCI */ @@ -45,35 +40,22 @@ extern int kgdb_portnum; extern int kgdb_baud; extern char kgdb_parity; extern char kgdb_bits; -extern int kgdb_console_setup(struct console *, char *); /* Init and interface stuff */ extern int kgdb_init(void); -extern int (*kgdb_serial_setup)(void); extern int (*kgdb_getchar)(void); extern void (*kgdb_putchar)(int); -struct kgdb_sermap { - char *name; - int namelen; - int (*setup_fn)(struct console *, char *); - struct kgdb_sermap *next; -}; -extern void kgdb_register_sermap(struct kgdb_sermap *map); -extern struct kgdb_sermap *kgdb_porttype; - /* Trap functions */ -typedef void (kgdb_debug_hook_t)(struct pt_regs *regs); +typedef void (kgdb_debug_hook_t)(struct pt_regs *regs); typedef void (kgdb_bus_error_hook_t)(void); extern kgdb_debug_hook_t *kgdb_debug_hook; extern kgdb_bus_error_hook_t *kgdb_bus_err_hook; -extern void breakpoint(void); - /* Console */ struct console; void kgdb_console_write(struct console *co, const char *s, unsigned count); -void kgdb_console_init(void); +extern int kgdb_console_setup(struct console *, char *); /* Prototypes for jmp fns */ #define _JBLEN 9 @@ -81,52 +63,8 @@ typedef int jmp_buf[_JBLEN]; extern void longjmp(jmp_buf __jmpb, int __retval); extern int setjmp(jmp_buf __jmpb); -/* Variadic macro to print our own message to the console */ -#define KGDB_PRINTK(...) printk("KGDB: " __VA_ARGS__) - /* Forced breakpoint */ -#define BREAKPOINT() \ -do { \ - if (kgdb_enabled) \ - __asm__ __volatile__("trapa #0x3c"); \ -} while (0) - -/* KGDB should be able to flush all kernel text space */ -#if defined(CONFIG_CPU_SH4) -#define kgdb_flush_icache_range(start, end) \ -{ \ - extern void __flush_purge_region(void *, int); \ - __flush_purge_region((void*)(start), (int)(end) - (int)(start));\ - flush_icache_range((start), (end)); \ -} -#else -#define kgdb_flush_icache_range(start, end) do { } while (0) -#endif - -/* Kernel assert macros */ -#ifdef CONFIG_KGDB_KERNEL_ASSERTS - -/* Predefined conditions */ -#define KA_VALID_ERRNO(errno) ((errno) > 0 && (errno) <= EMEDIUMTYPE) -#define KA_VALID_PTR_ERR(ptr) KA_VALID_ERRNO(-PTR_ERR(ptr)) -#define KA_VALID_KPTR(ptr) (!(ptr) || \ - ((void *)(ptr) >= (void *)PAGE_OFFSET && \ - (void *)(ptr) < ERR_PTR(-EMEDIUMTYPE))) -#define KA_VALID_PTRORERR(errptr) \ - (KA_VALID_KPTR(errptr) || KA_VALID_PTR_ERR(errptr)) -#define KA_HELD_GKL() (current->lock_depth >= 0) - -/* The actual assert */ -#define KGDB_ASSERT(condition, message) do { \ - if (!(condition) && (kgdb_enabled)) { \ - KGDB_PRINTK("Assertion failed at %s:%d: %s\n", \ - __FILE__, __LINE__, message);\ - BREAKPOINT(); \ - } \ -} while (0) -#else -#define KGDB_ASSERT(condition, message) -#endif +#define breakpoint() __asm__ __volatile__("trapa #0x3c") /* Taken from sh-stub.c of GDB 4.18 */ static const char hexchars[] = "0123456789abcdef"; @@ -142,5 +80,4 @@ static inline char lowhex(const int x) { return hexchars[x & 0xf]; } - #endif