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Count the number of children in the GICv3 ACPI attachment. This is needed

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later for assigning IRQ vector space.

Sponsored by:	DARPA, AFRL
Sponsored by:	Cavium (Hardware)
This commit is contained in:
Andrew Turner 2018-03-02 13:04:21 +00:00
parent 86ba49a722
commit 6d9e17fc83
1 changed files with 3 additions and 0 deletions
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3
sys/arm64/arm64/gic_v3_acpi.c
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@ -297,12 +297,14 @@ gic_v3_add_children(ACPI_SUBTABLE_HEADER *entry, void *arg)
{
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 *arg)
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);
}
}