Module Name: src
Committed By: jmcneill
Date: Mon Nov 5 11:50:15 UTC 2018
Modified Files:
src/sys/arch/arm/cortex: gicv3.c
Log Message:
ICC_PMR_EL1 has different encoding than IPRIORITYR. Not 100% sure that this is
correct yet, but it works with both RK3399 and QEMU.
To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 src/sys/arch/arm/cortex/gicv3.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/cortex/gicv3.c
diff -u src/sys/arch/arm/cortex/gicv3.c:1.3 src/sys/arch/arm/cortex/gicv3.c:1.4
--- src/sys/arch/arm/cortex/gicv3.c:1.3 Sun Sep 30 13:53:26 2018
+++ src/sys/arch/arm/cortex/gicv3.c Mon Nov 5 11:50:15 2018
@@ -1,4 +1,4 @@
-/* $NetBSD: gicv3.c,v 1.3 2018/09/30 13:53:26 jmcneill Exp $ */
+/* $NetBSD: gicv3.c,v 1.4 2018/11/05 11:50:15 jmcneill Exp $ */
/*-
* Copyright (c) 2018 Jared McNeill <[email protected]>
@@ -31,7 +31,7 @@
#define _INTR_PRIVATE
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: gicv3.c,v 1.3 2018/09/30 13:53:26 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: gicv3.c,v 1.4 2018/11/05 11:50:15 jmcneill Exp $");
#include <sys/param.h>
#include <sys/kernel.h>
@@ -50,7 +50,7 @@ __KERNEL_RCSID(0, "$NetBSD: gicv3.c,v 1.
#define PICTOSOFTC(pic) \
((void *)((uintptr_t)(pic) - offsetof(struct gicv3_softc, sc_pic)))
-#define IPL_TO_PRIORITY(ipl) (0x80 | ((IPL_HIGH - (ipl)) << 4))
+#define IPL_TO_PRIORITY(ipl) ((IPL_HIGH - (ipl)) << 4)
static struct gicv3_softc *gicv3_softc;
@@ -147,7 +147,7 @@ gicv3_establish_irq(struct pic_softc *pi
uint64_t irouter;
u_int n;
- const u_int ipriority_val = IPL_TO_PRIORITY(is->is_ipl);
+ const u_int ipriority_val = 0x80 | IPL_TO_PRIORITY(is->is_ipl);
const u_int ipriority_shift = (is->is_irq & 0x3) * 8;
const u_int icfg_shift = (is->is_irq & 0xf) * 2;
@@ -198,7 +198,7 @@ gicv3_establish_irq(struct pic_softc *pi
static void
gicv3_set_priority(struct pic_softc *pic, int ipl)
{
- icc_pmr_write(IPL_TO_PRIORITY(ipl));
+ icc_pmr_write(IPL_TO_PRIORITY(ipl) << 1);
}
static void
@@ -389,7 +389,7 @@ gicv3_cpu_init(struct pic_softc *pic, st
;
/* Set initial priority mask */
- icc_pmr_write(IPL_TO_PRIORITY(IPL_HIGH));
+ gicv3_set_priority(pic, IPL_HIGH);
/* Disable preemption */
const uint32_t icc_bpr = __SHIFTIN(0x7, ICC_BPR_EL1_BinaryPoint);
