Author: andrew
Date: Fri Mar 2 13:04:21 2018
New Revision: 330276
URL: https://svnweb.freebsd.org/changeset/base/330276
Log:
Count the number of children in the GICv3 ACPI attachment. This is needed
later for assigning IRQ vector space.
Sponsored by: DARPA, AFRL
Sponsored by: Cavium (Hardware)
Modified:
head/sys/arm64/arm64/gic_v3_acpi.c
Modified: head/sys/arm64/arm64/gic_v3_acpi.c
==============================================================================
--- head/sys/arm64/arm64/gic_v3_acpi.c Fri Mar 2 10:57:46 2018
(r330275)
+++ head/sys/arm64/arm64/gic_v3_acpi.c Fri Mar 2 13:04:21 2018
(r330276)
@@ -297,12 +297,14 @@ gic_v3_add_children(ACPI_SUBTABLE_HEADER *entry, void
{
ACPI_MADT_GENERIC_TRANSLATOR *gict;
struct gic_v3_acpi_devinfo *di;
+ struct gic_v3_softc *sc;
device_t child, dev;
if (entry->Type == ACPI_MADT_TYPE_GENERIC_TRANSLATOR) {
/* We have an ITS, add it as a child */
gict = (ACPI_MADT_GENERIC_TRANSLATOR *)entry;
dev = arg;
+ sc = device_get_softc(dev);
child = device_add_child(dev, "its", -1);
if (child == NULL)
@@ -313,6 +315,7 @@ gic_v3_add_children(ACPI_SUBTABLE_HEADER *entry, void
resource_list_add(&di->di_rl, SYS_RES_MEMORY, 0,
gict->BaseAddress, gict->BaseAddress + 128 * 1024 - 1,
128 * 1024);
+ sc->gic_nchildren++;
device_set_ivars(child, di);
}
}
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