Add 2g5 compatible modification for 2g3

Change-Id: I06a9d32374939ec9c6a4853214c86362fa930740 Target:2G5+1A+DDR2
9 years ago · 601bd4d92b
1 changed files with 6 additions and 0 deletions
--- a/Targets/Bonito2g5ddr2_1a/Bonito/start.S
+++ b/Targets/Bonito2g5ddr2_1a/Bonito/start.S
@ -238,6 +238,12 @@ stack = start - 0x4000		/* Place PMON stack below PMON start in RAM */
 	or	t0, 0x100 
 	xori	t0, 0x100
 	mtc0	t0, $16, 6
+
+	/* 2g5 compatible modification for 2g3 */
+	mfc0    t0, $22
+	lui     t1, 0x8000
+	or      t0, t1, t0
+	mtc0    t0, $22
 	.set	pop

 	mtc0	zero, COP_0_STATUS_REG