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[src/trunk]: src/sys/arch/arm/broadcom Use PIC_IRQBASE_ALLOC and allow condit...



details:   https://anonhg.NetBSD.org/src/rev/e928b0ab1f6e
branches:  trunk
changeset: 1005907:e928b0ab1f6e
user:      skrll <skrll%NetBSD.org@localhost>
date:      Wed Dec 25 10:49:29 2019 +0000

description:
Use PIC_IRQBASE_ALLOC and allow conditional attachment of interrupt
handlers (for RPI4)

diffstat:

 sys/arch/arm/broadcom/bcm2835_intr.c |  15 +++++++++++----
 1 files changed, 11 insertions(+), 4 deletions(-)

diffs (50 lines):

diff -r a1a1fe867aef -r e928b0ab1f6e sys/arch/arm/broadcom/bcm2835_intr.c
--- a/sys/arch/arm/broadcom/bcm2835_intr.c      Wed Dec 25 02:23:37 2019 +0000
+++ b/sys/arch/arm/broadcom/bcm2835_intr.c      Wed Dec 25 10:49:29 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: bcm2835_intr.c,v 1.27 2019/11/29 17:44:27 thorpej Exp $        */
+/*     $NetBSD: bcm2835_intr.c,v 1.28 2019/12/25 10:49:29 skrll Exp $  */
 
 /*-
  * Copyright (c) 2012, 2015, 2019 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: bcm2835_intr.c,v 1.27 2019/11/29 17:44:27 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: bcm2835_intr.c,v 1.28 2019/12/25 10:49:29 skrll Exp $");
 
 #define _INTR_PRIVATE
 
@@ -98,6 +98,9 @@
 static int  bcm2835_icu_match(device_t, cfdata_t, void *);
 static void bcm2835_icu_attach(device_t, device_t, void *);
 
+static int bcm2835_int_base;
+static int bcm2836mp_int_base;
+
 static void
 bcm2835_set_priority(struct pic_softc *pic, int ipl)
 {
@@ -314,7 +317,7 @@
                bcmicu_sc = sc;
                sc->sc_ioh = ioh;
                sc->sc_phandle = phandle;
-               pic_add(&bcm2835_pic, BCM2835_INT_BASE);
+               bcm2835_int_base = pic_add(&bcm2835_pic, PIC_IRQBASE_ALLOC);
                ifuncs = &bcm2835icu_fdt_funcs;
        }
 
@@ -827,7 +830,11 @@
        snprintf(suffix, sizeof(suffix), "#%lu", cpuid);
        strlcat(pic->pic_name, suffix, sizeof(pic->pic_name));
 #endif
-       pic_add(pic, BCM2836_INT_BASECPUN(cpuid));
+       if (cpuid == 0) {
+               bcm2836mp_int_base = pic_add(pic, PIC_IRQBASE_ALLOC);
+       } else {
+               pic_add(pic, BCM2836_INT_BASECPUN(cpuid));
+       }
 
 #if defined(MULTIPROCESSOR)
        intr_establish(BCM2836_INT_MAILBOX0_CPUN(cpuid), IPL_HIGH,



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