diff options
Diffstat (limited to 'arch/powerpc/xmon/xmon.c')
| -rw-r--r-- | arch/powerpc/xmon/xmon.c | 66 |
1 files changed, 36 insertions, 30 deletions
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index bfcf70ee8959..34c3d0688fe0 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -54,7 +54,7 @@ #define skipbl xmon_skipbl #ifdef CONFIG_SMP -cpumask_t cpus_in_xmon = CPU_MASK_NONE; +static cpumask_t cpus_in_xmon = CPU_MASK_NONE; static unsigned long xmon_taken = 1; static int xmon_owner; static int xmon_gate; @@ -154,7 +154,7 @@ static int do_spu_cmd(void); static void dump_tlb_44x(void); #endif -int xmon_no_auto_backtrace; +static int xmon_no_auto_backtrace; extern void xmon_enter(void); extern void xmon_leave(void); @@ -327,6 +327,11 @@ static void release_output_lock(void) { xmon_speaker = 0; } + +int cpus_are_in_xmon(void) +{ + return !cpus_empty(cpus_in_xmon); +} #endif static int xmon_core(struct pt_regs *regs, int fromipi) @@ -593,7 +598,7 @@ static int xmon_iabr_match(struct pt_regs *regs) { if ((regs->msr & (MSR_IR|MSR_PR|MSR_SF)) != (MSR_IR|MSR_SF)) return 0; - if (iabr == 0) + if (iabr == NULL) return 0; xmon_core(regs, 0); return 1; @@ -1142,7 +1147,7 @@ bpt_cmds(void) } else { /* assume a breakpoint address */ bp = at_breakpoint(a); - if (bp == 0) { + if (bp == NULL) { printf("No breakpoint at %x\n", a); break; } @@ -1370,7 +1375,7 @@ static void print_bug_trap(struct pt_regs *regs) #endif } -void excprint(struct pt_regs *fp) +static void excprint(struct pt_regs *fp) { unsigned long trap; @@ -1408,7 +1413,7 @@ void excprint(struct pt_regs *fp) print_bug_trap(fp); } -void prregs(struct pt_regs *fp) +static void prregs(struct pt_regs *fp) { int n, trap; unsigned long base; @@ -1463,7 +1468,7 @@ void prregs(struct pt_regs *fp) printf("dar = "REG" dsisr = %.8lx\n", fp->dar, fp->dsisr); } -void cacheflush(void) +static void cacheflush(void) { int cmd; unsigned long nflush; @@ -1495,7 +1500,7 @@ void cacheflush(void) catch_memory_errors = 0; } -unsigned long +static unsigned long read_spr(int n) { unsigned int instrs[2]; @@ -1533,7 +1538,7 @@ read_spr(int n) return ret; } -void +static void write_spr(int n, unsigned long val) { unsigned int instrs[2]; @@ -1571,7 +1576,7 @@ static unsigned long regno; extern char exc_prolog; extern char dec_exc; -void super_regs(void) +static void super_regs(void) { int cmd; unsigned long val; @@ -1629,7 +1634,7 @@ void super_regs(void) /* * Stuff for reading and writing memory safely */ -int +static int mread(unsigned long adrs, void *buf, int size) { volatile int n; @@ -1666,7 +1671,7 @@ mread(unsigned long adrs, void *buf, int size) return n; } -int +static int mwrite(unsigned long adrs, void *buf, int size) { volatile int n; @@ -1731,7 +1736,7 @@ static int handle_fault(struct pt_regs *regs) #define SWAP(a, b, t) ((t) = (a), (a) = (b), (b) = (t)) -void +static void byterev(unsigned char *val, int size) { int t; @@ -1793,7 +1798,7 @@ static char *memex_subcmd_help_string = " x exit this mode\n" ""; -void +static void memex(void) { int cmd, inc, i, nslash; @@ -1944,7 +1949,7 @@ memex(void) } } -int +static int bsesc(void) { int c; @@ -1984,7 +1989,7 @@ static void xmon_rawdump (unsigned long adrs, long ndump) #define isxdigit(c) (('0' <= (c) && (c) <= '9') \ || ('a' <= (c) && (c) <= 'f') \ || ('A' <= (c) && (c) <= 'F')) -void +static void dump(void) { int c; @@ -2022,7 +2027,7 @@ dump(void) } } -void +static void prdump(unsigned long adrs, long ndump) { long n, m, c, r, nr; @@ -2066,7 +2071,7 @@ prdump(unsigned long adrs, long ndump) typedef int (*instruction_dump_func)(unsigned long inst, unsigned long addr); -int +static int generic_inst_dump(unsigned long adr, long count, int praddr, instruction_dump_func dump_func) { @@ -2104,7 +2109,7 @@ generic_inst_dump(unsigned long adr, long count, int praddr, return adr - first_adr; } -int +static int ppc_inst_dump(unsigned long adr, long count, int praddr) { return generic_inst_dump(adr, count, praddr, print_insn_powerpc); @@ -2126,7 +2131,7 @@ static unsigned long mval; /* byte value to set memory to */ static unsigned long mcount; /* # bytes to affect */ static unsigned long mdiffs; /* max # differences to print */ -void +static void memops(int cmd) { scanhex((void *)&mdest); @@ -2152,7 +2157,7 @@ memops(int cmd) } } -void +static void memdiffs(unsigned char *p1, unsigned char *p2, unsigned nb, unsigned maxpr) { unsigned n, prt; @@ -2170,7 +2175,7 @@ memdiffs(unsigned char *p1, unsigned char *p2, unsigned nb, unsigned maxpr) static unsigned mend; static unsigned mask; -void +static void memlocate(void) { unsigned a, n; @@ -2203,7 +2208,7 @@ memlocate(void) static unsigned long mskip = 0x1000; static unsigned long mlim = 0xffffffff; -void +static void memzcan(void) { unsigned char v; @@ -2230,7 +2235,7 @@ memzcan(void) printf("%.8x\n", a - mskip); } -void proccall(void) +static void proccall(void) { unsigned long args[8]; unsigned long ret; @@ -2388,7 +2393,7 @@ scanhex(unsigned long *vp) return 1; } -void +static void scannl(void) { int c; @@ -2399,7 +2404,7 @@ scannl(void) c = inchar(); } -int hexdigit(int c) +static int hexdigit(int c) { if( '0' <= c && c <= '9' ) return c - '0'; @@ -2430,13 +2435,13 @@ getstring(char *s, int size) static char line[256]; static char *lineptr; -void +static void flush_input(void) { lineptr = NULL; } -int +static int inchar(void) { if (lineptr == NULL || *lineptr == 0) { @@ -2449,7 +2454,7 @@ inchar(void) return *lineptr++; } -void +static void take_input(char *str) { lineptr = str; @@ -2618,7 +2623,8 @@ static void dump_tlb_44x(void) } } #endif /* CONFIG_44x */ -void xmon_init(int enable) + +static void xmon_init(int enable) { #ifdef CONFIG_PPC_ISERIES if (firmware_has_feature(FW_FEATURE_ISERIES)) |