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Commit 1ac74d52 authored by Maciej W. Rozycki's avatar Maciej W. Rozycki Committed by Ralf Baechle
Browse files

[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: default avatarMaciej W. Rozycki <macro@linux-mips.org>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent f13558c2

arch/mips/mm/pg-r4k.c

+20 −0
Original line number Diff line number Diff line
@@ -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");

}