diff options
Diffstat (limited to 'arch/blackfin/kernel/cplb-nompu/cplbinfo.c')
-rw-r--r-- | arch/blackfin/kernel/cplb-nompu/cplbinfo.c | 55 |
1 files changed, 34 insertions, 21 deletions
diff --git a/arch/blackfin/kernel/cplb-nompu/cplbinfo.c b/arch/blackfin/kernel/cplb-nompu/cplbinfo.c index 1e74f0b97996..3f0080954e6f 100644 --- a/arch/blackfin/kernel/cplb-nompu/cplbinfo.c +++ b/arch/blackfin/kernel/cplb-nompu/cplbinfo.c @@ -68,22 +68,22 @@ static int cplb_find_entry(unsigned long *cplb_addr, return -1; } -static char *cplb_print_entry(char *buf, int type) +static char *cplb_print_entry(char *buf, int type, unsigned int cpu) { - unsigned long *p_addr = dpdt_table; - unsigned long *p_data = dpdt_table + 1; - unsigned long *p_icount = dpdt_swapcount_table; - unsigned long *p_ocount = dpdt_swapcount_table + 1; + unsigned long *p_addr = dpdt_tables[cpu]; + unsigned long *p_data = dpdt_tables[cpu] + 1; + unsigned long *p_icount = dpdt_swapcount_tables[cpu]; + unsigned long *p_ocount = dpdt_swapcount_tables[cpu] + 1; unsigned long *cplb_addr = (unsigned long *)DCPLB_ADDR0; unsigned long *cplb_data = (unsigned long *)DCPLB_DATA0; int entry = 0, used_cplb = 0; if (type == CPLB_I) { buf += sprintf(buf, "Instruction CPLB entry:\n"); - p_addr = ipdt_table; - p_data = ipdt_table + 1; - p_icount = ipdt_swapcount_table; - p_ocount = ipdt_swapcount_table + 1; + p_addr = ipdt_tables[cpu]; + p_data = ipdt_tables[cpu] + 1; + p_icount = ipdt_swapcount_tables[cpu]; + p_ocount = ipdt_swapcount_tables[cpu] + 1; cplb_addr = (unsigned long *)ICPLB_ADDR0; cplb_data = (unsigned long *)ICPLB_DATA0; } else @@ -134,24 +134,24 @@ static char *cplb_print_entry(char *buf, int type) return buf; } -static int cplbinfo_proc_output(char *buf) +static int cplbinfo_proc_output(char *buf, void *data) { + unsigned int cpu = (unsigned int)data; char *p; p = buf; - p += sprintf(p, "------------------ CPLB Information ------------------\n\n"); + p += sprintf(p, "------------- CPLB Information on CPU%u--------------\n\n", cpu); if (bfin_read_IMEM_CONTROL() & ENICPLB) - p = cplb_print_entry(p, CPLB_I); + p = cplb_print_entry(p, CPLB_I, cpu); else p += sprintf(p, "Instruction CPLB is disabled.\n\n"); if (bfin_read_DMEM_CONTROL() & ENDCPLB) - p = cplb_print_entry(p, CPLB_D); + p = cplb_print_entry(p, CPLB_D, cpu); else p += sprintf(p, "Data CPLB is disabled.\n"); - return p - buf; } @@ -160,7 +160,7 @@ static int cplbinfo_read_proc(char *page, char **start, off_t off, { int len; - len = cplbinfo_proc_output(page); + len = cplbinfo_proc_output(page, data); if (len <= off + count) *eof = 1; *start = page + off; @@ -174,20 +174,33 @@ static int cplbinfo_read_proc(char *page, char **start, off_t off, static int __init cplbinfo_init(void) { - struct proc_dir_entry *entry; + struct proc_dir_entry *parent, *entry; + unsigned int cpu; + unsigned char str[10]; + + parent = proc_mkdir("cplbinfo", NULL); - entry = create_proc_entry("cplbinfo", 0, NULL); - if (!entry) - return -ENOMEM; + for_each_online_cpu(cpu) { + sprintf(str, "cpu%u", cpu); + entry = create_proc_entry(str, 0, parent); + if (!entry) + return -ENOMEM; - entry->read_proc = cplbinfo_read_proc; - entry->data = NULL; + entry->read_proc = cplbinfo_read_proc; + entry->data = (void *)cpu; + } return 0; } static void __exit cplbinfo_exit(void) { + unsigned int cpu; + unsigned char str[20]; + for_each_online_cpu(cpu) { + sprintf(str, "cplbinfo/cpu%u", cpu); + remove_proc_entry(str, NULL); + } remove_proc_entry("cplbinfo", NULL); } |