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authorMaciej W. Rozycki <macro@linux-mips.org>2007-10-02 14:54:15 +0100
committerRalf Baechle <ralf@linux-mips.org>2007-10-11 23:46:14 +0100
commit1ac74d528dcfe3dcaa6072289d71fa96569f5e39 (patch)
treeefadcb44311163798ac2b4729733af4dc9dfe9ed /arch/mips/mm
parentf13558c2a4a7339192ff7148ee903340affdb790 (diff)
downloadop-kernel-dev-1ac74d528dcfe3dcaa6072289d71fa96569f5e39.zip
op-kernel-dev-1ac74d528dcfe3dcaa6072289d71fa96569f5e39.tar.gz
[MIPS] pg-r4k.c: Dump the generated code
Dump the generated code for clear/copy page calls like it is done for TLB fault handlers. Useful for debugging. Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/mm')
-rw-r--r--arch/mips/mm/pg-r4k.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/mips/mm/pg-r4k.c b/arch/mips/mm/pg-r4k.c
index e47e9e9..c029454 100644
--- a/arch/mips/mm/pg-r4k.c
+++ b/arch/mips/mm/pg-r4k.c
@@ -347,6 +347,7 @@ void __init build_clear_page(void)
{
unsigned int loop_start;
unsigned long off;
+ int i;
epc = (unsigned int *) &clear_page_array;
instruction_pending = 0;
@@ -434,12 +435,22 @@ dest = label();
build_jr_ra();
BUG_ON(epc > clear_page_array + ARRAY_SIZE(clear_page_array));
+
+ pr_info("Synthesized clear page handler (%u instructions).\n",
+ (unsigned int)(epc - clear_page_array));
+
+ pr_debug("\t.set push\n");
+ pr_debug("\t.set noreorder\n");
+ for (i = 0; i < (epc - clear_page_array); i++)
+ pr_debug("\t.word 0x%08x\n", clear_page_array[i]);
+ pr_debug("\t.set pop\n");
}
void __init build_copy_page(void)
{
unsigned int loop_start;
unsigned long off;
+ int i;
epc = (unsigned int *) &copy_page_array;
store_offset = load_offset = 0;
@@ -515,4 +526,13 @@ dest = label();
build_jr_ra();
BUG_ON(epc > copy_page_array + ARRAY_SIZE(copy_page_array));
+
+ pr_info("Synthesized copy page handler (%u instructions).\n",
+ (unsigned int)(epc - copy_page_array));
+
+ pr_debug("\t.set push\n");
+ pr_debug("\t.set noreorder\n");
+ for (i = 0; i < (epc - copy_page_array); i++)
+ pr_debug("\t.word 0x%08x\n", copy_page_array[i]);
+ pr_debug("\t.set pop\n");
}
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