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| author | Julia Suvorova <jusual@redhat.com> | 2021-07-13 02:42:00 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2021-07-16 04:33:34 -0400 |
| commit | caf108bc587908f7608729f39639dccdfa53010b (patch) | |
| tree | 12c1c6310c62a2a59d1d2e86d0a1162d5342e618 /hw/acpi/piix4.c | |
| parent | bd306cfeeececee73ff2cdb3de1229ece72f3b28 (diff) | |
| download | focaccia-qemu-caf108bc587908f7608729f39639dccdfa53010b.tar.gz focaccia-qemu-caf108bc587908f7608729f39639dccdfa53010b.zip | |
hw/i386/acpi-build: Add ACPI PCI hot-plug methods to Q35
Implement notifications and gpe to support q35 ACPI PCI hot-plug. Use 0xcc4 - 0xcd7 range for 'acpi-pci-hotplug' io ports. Signed-off-by: Julia Suvorova <jusual@redhat.com> Reviewed-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com> Message-Id: <20210713004205.775386-2-jusual@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'hw/acpi/piix4.c')
| -rw-r--r-- | hw/acpi/piix4.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/hw/acpi/piix4.c b/hw/acpi/piix4.c index 0bd23d74e2..48f7a1edbc 100644 --- a/hw/acpi/piix4.c +++ b/hw/acpi/piix4.c @@ -49,6 +49,8 @@ #define GPE_BASE 0xafe0 #define GPE_LEN 4 +#define ACPI_PCIHP_ADDR_PIIX4 0xae00 + struct pci_status { uint32_t up; /* deprecated, maintained for migration compatibility */ uint32_t down; @@ -607,7 +609,7 @@ static void piix4_acpi_system_hot_add_init(MemoryRegion *parent, if (s->use_acpi_hotplug_bridge || s->use_acpi_root_pci_hotplug) { acpi_pcihp_init(OBJECT(s), &s->acpi_pci_hotplug, bus, parent, - s->use_acpi_hotplug_bridge); + s->use_acpi_hotplug_bridge, ACPI_PCIHP_ADDR_PIIX4); } s->cpu_hotplug_legacy = true; |