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Diffstat (limited to 'arch/ia64/kernel/palinfo.c')
-rw-r--r--arch/ia64/kernel/palinfo.c115
1 files changed, 60 insertions, 55 deletions
diff --git a/arch/ia64/kernel/palinfo.c b/arch/ia64/kernel/palinfo.c
index 25e7c8344564..89faa603c6be 100644
--- a/arch/ia64/kernel/palinfo.c
+++ b/arch/ia64/kernel/palinfo.c
@@ -307,11 +307,9 @@ vm_info(char *page)
if ((status = ia64_pal_vm_summary(&vm_info_1, &vm_info_2)) !=0) {
printk(KERN_ERR "ia64_pal_vm_summary=%ld\n", status);
- return 0;
- }
+ } else {
-
- p += sprintf(p,
+ p += sprintf(p,
"Physical Address Space : %d bits\n"
"Virtual Address Space : %d bits\n"
"Protection Key Registers(PKR) : %d\n"
@@ -319,92 +317,99 @@ vm_info(char *page)
"Hash Tag ID : 0x%x\n"
"Size of RR.rid : %d\n",
vm_info_1.pal_vm_info_1_s.phys_add_size,
- vm_info_2.pal_vm_info_2_s.impl_va_msb+1, vm_info_1.pal_vm_info_1_s.max_pkr+1,
- vm_info_1.pal_vm_info_1_s.key_size, vm_info_1.pal_vm_info_1_s.hash_tag_id,
+ vm_info_2.pal_vm_info_2_s.impl_va_msb+1,
+ vm_info_1.pal_vm_info_1_s.max_pkr+1,
+ vm_info_1.pal_vm_info_1_s.key_size,
+ vm_info_1.pal_vm_info_1_s.hash_tag_id,
vm_info_2.pal_vm_info_2_s.rid_size);
+ }
- if (ia64_pal_mem_attrib(&attrib) != 0)
- return 0;
-
- p += sprintf(p, "Supported memory attributes : ");
- sep = "";
- for (i = 0; i < 8; i++) {
- if (attrib & (1 << i)) {
- p += sprintf(p, "%s%s", sep, mem_attrib[i]);
- sep = ", ";
+ if (ia64_pal_mem_attrib(&attrib) == 0) {
+ p += sprintf(p, "Supported memory attributes : ");
+ sep = "";
+ for (i = 0; i < 8; i++) {
+ if (attrib & (1 << i)) {
+ p += sprintf(p, "%s%s", sep, mem_attrib[i]);
+ sep = ", ";
+ }
}
+ p += sprintf(p, "\n");
}
- p += sprintf(p, "\n");
if ((status = ia64_pal_vm_page_size(&tr_pages, &vw_pages)) !=0) {
printk(KERN_ERR "ia64_pal_vm_page_size=%ld\n", status);
- return 0;
- }
-
- p += sprintf(p,
- "\nTLB walker : %simplemented\n"
- "Number of DTR : %d\n"
- "Number of ITR : %d\n"
- "TLB insertable page sizes : ",
- vm_info_1.pal_vm_info_1_s.vw ? "" : "not ",
- vm_info_1.pal_vm_info_1_s.max_dtr_entry+1,
- vm_info_1.pal_vm_info_1_s.max_itr_entry+1);
+ } else {
+ p += sprintf(p,
+ "\nTLB walker : %simplemented\n"
+ "Number of DTR : %d\n"
+ "Number of ITR : %d\n"
+ "TLB insertable page sizes : ",
+ vm_info_1.pal_vm_info_1_s.vw ? "" : "not ",
+ vm_info_1.pal_vm_info_1_s.max_dtr_entry+1,
+ vm_info_1.pal_vm_info_1_s.max_itr_entry+1);
- p = bitvector_process(p, tr_pages);
- p += sprintf(p, "\nTLB purgeable page sizes : ");
+ p = bitvector_process(p, tr_pages);
- p = bitvector_process(p, vw_pages);
+ p += sprintf(p, "\nTLB purgeable page sizes : ");
+ p = bitvector_process(p, vw_pages);
+ }
if ((status=ia64_get_ptce(&ptce)) != 0) {
printk(KERN_ERR "ia64_get_ptce=%ld\n", status);
- return 0;
- }
-
- p += sprintf(p,
+ } else {
+ p += sprintf(p,
"\nPurge base address : 0x%016lx\n"
"Purge outer loop count : %d\n"
"Purge inner loop count : %d\n"
"Purge outer loop stride : %d\n"
"Purge inner loop stride : %d\n",
- ptce.base, ptce.count[0], ptce.count[1], ptce.stride[0], ptce.stride[1]);
+ ptce.base, ptce.count[0], ptce.count[1],
+ ptce.stride[0], ptce.stride[1]);
- p += sprintf(p,
+ p += sprintf(p,
"TC Levels : %d\n"
"Unique TC(s) : %d\n",
vm_info_1.pal_vm_info_1_s.num_tc_levels,
vm_info_1.pal_vm_info_1_s.max_unique_tcs);
- for(i=0; i < vm_info_1.pal_vm_info_1_s.num_tc_levels; i++) {
- for (j=2; j>0 ; j--) {
- tc_pages = 0; /* just in case */
+ for(i=0; i < vm_info_1.pal_vm_info_1_s.num_tc_levels; i++) {
+ for (j=2; j>0 ; j--) {
+ tc_pages = 0; /* just in case */
- /* even without unification, some levels may not be present */
- if ((status=ia64_pal_vm_info(i,j, &tc_info, &tc_pages)) != 0) {
- continue;
- }
+ /* even without unification, some levels may not be present */
+ if ((status=ia64_pal_vm_info(i,j, &tc_info, &tc_pages)) != 0) {
+ continue;
+ }
- p += sprintf(p,
+ p += sprintf(p,
"\n%s Translation Cache Level %d:\n"
"\tHash sets : %d\n"
"\tAssociativity : %d\n"
"\tNumber of entries : %d\n"
"\tFlags : ",
- cache_types[j+tc_info.tc_unified], i+1, tc_info.tc_num_sets,
- tc_info.tc_associativity, tc_info.tc_num_entries);
+ cache_types[j+tc_info.tc_unified], i+1,
+ tc_info.tc_num_sets,
+ tc_info.tc_associativity,
+ tc_info.tc_num_entries);
- if (tc_info.tc_pf) p += sprintf(p, "PreferredPageSizeOptimized ");
- if (tc_info.tc_unified) p += sprintf(p, "Unified ");
- if (tc_info.tc_reduce_tr) p += sprintf(p, "TCReduction");
+ if (tc_info.tc_pf)
+ p += sprintf(p, "PreferredPageSizeOptimized ");
+ if (tc_info.tc_unified)
+ p += sprintf(p, "Unified ");
+ if (tc_info.tc_reduce_tr)
+ p += sprintf(p, "TCReduction");
- p += sprintf(p, "\n\tSupported page sizes: ");
+ p += sprintf(p, "\n\tSupported page sizes: ");
- p = bitvector_process(p, tc_pages);
+ p = bitvector_process(p, tc_pages);
- /* when unified date (j=2) is enough */
- if (tc_info.tc_unified) break;
+ /* when unified date (j=2) is enough */
+ if (tc_info.tc_unified)
+ break;
+ }
}
}
p += sprintf(p, "\n");
@@ -440,14 +445,14 @@ register_info(char *page)
p += sprintf(p, "\n");
}
- if (ia64_pal_rse_info(&phys_stacked, &hints) != 0) return 0;
+ if (ia64_pal_rse_info(&phys_stacked, &hints) == 0) {
p += sprintf(p,
"RSE stacked physical registers : %ld\n"
"RSE load/store hints : %ld (%s)\n",
phys_stacked, hints.ph_data,
hints.ph_data < RSE_HINTS_COUNT ? rse_hints[hints.ph_data]: "(??)");
-
+ }
if (ia64_pal_debug_info(&iregs, &dregs))
return 0;
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