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-rw-r--r--arch/arm/lib/gic_64.S10
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/arm/lib/gic_64.S b/arch/arm/lib/gic_64.S
index a3e18f7..62d0022 100644
--- a/arch/arm/lib/gic_64.S
+++ b/arch/arm/lib/gic_64.S
@@ -46,11 +46,19 @@ ENTRY(gic_init_secure)
ldr w9, [x0, GICD_TYPER]
and w10, w9, #0x1f /* ITLinesNumber */
cbz w10, 1f /* No SPIs */
- add x11, x0, (GICD_IGROUPRn + 4)
+ add x11, x0, GICD_IGROUPRn
mov w9, #~0 /* Config SPIs as Grp1 */
+ str w9, [x11], #0x4
0: str w9, [x11], #0x4
sub w10, w10, #0x1
cbnz w10, 0b
+
+ ldr x1, =GICC_BASE /* GICC_CTLR */
+ mov w0, #3 /* EnableGrp0 | EnableGrp1 */
+ str w0, [x1]
+
+ mov w0, #1 << 7 /* allow NS access to GICC_PMR */
+ str w0, [x1, #4] /* GICC_PMR */
#endif
1:
ret