MIPS: initialize board_init_f() argument to zero.

Argument boot_flags of board_init_f() should be set to 0 as $a0 may be utilized in lowlevel_init() or mips_cache_reset() or previous stage boot-loader. Signed-off-by: Purna Chandra Mandal <purna.mandal@microchip.com> Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>

MIPS: initialize board_init_f() argument to zero.
Argument boot_flags of board_init_f() should be set to 0 as $a0 may be utilized in lowlevel_init() or mips_cache_reset() or previous stage boot-loader. Signed-off-by: Purna Chandra Mandal <purna.mandal@microchip.com> Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Purna Chandra Mandal · Daniel Schwierzeck
1 parent 8cdae1dacd
Showing 1 changed file with 1 additions and 1 deletions Side-by-side Diff
arch/mips/cpu/start.S
@@ -185,7 +185,7 @@
 	PTR_ADDU t0, k0, GD_MALLOC_BASE	# gd->malloc_base offset
 	sw	sp, 0(t0)
 #endif
-
+	move	a0, zero		# a0 <-- boot_flags = 0
 	PTR_LA	t9, board_init_f
 	jr	t9
 	 move	ra, zero
...	...	@@ -185,7 +185,7 @@
185	185	PTR_ADDU t0, k0, GD_MALLOC_BASE # gd->malloc_base offset
186	186	sw sp, 0(t0)
187	187	#endif
188		-
	188	+ move a0, zero # a0 <-- boot_flags = 0
189	189	PTR_LA t9, board_init_f
190	190	jr t9
191	191	move ra, zero