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authorZhu Guihua <zhugh.fnst@cn.fujitsu.com>2015-05-13 17:21:36 +0800
committerMichael S. Tsirkin <mst@redhat.com>2015-06-03 18:19:16 +0200
commitca9b46bcecc0f06882eec1b152b71f93a066da79 (patch)
tree2032515389c77fe993967b79f864f33d751d2274 /hw/acpi/pcihp.c
parentd5aaa1b0456033fc9ff723ac881ebe1b61360cca (diff)
downloadfocaccia-qemu-ca9b46bcecc0f06882eec1b152b71f93a066da79.tar.gz
focaccia-qemu-ca9b46bcecc0f06882eec1b152b71f93a066da79.zip
acpi: add acpi_send_gpe_event() to rise sci for hotplug
Add a new API named acpi_send_gpe_event() to send hotplug SCI.
This API can be used by pci, cpu and memory hotplug.

This patch is rebased on master.

Signed-off-by: Zhu Guihua <zhugh.fnst@cn.fujitsu.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Diffstat (limited to 'hw/acpi/pcihp.c')
-rw-r--r--hw/acpi/pcihp.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/hw/acpi/pcihp.c b/hw/acpi/pcihp.c
index 1e11af906d..fbbc4dde4f 100644
--- a/hw/acpi/pcihp.c
+++ b/hw/acpi/pcihp.c
@@ -45,7 +45,6 @@
 # define ACPI_PCIHP_DPRINTF(format, ...)     do { } while (0)
 #endif
 
-#define ACPI_PCI_HOTPLUG_STATUS 2
 #define ACPI_PCIHP_ADDR 0xae00
 #define ACPI_PCIHP_SIZE 0x0014
 #define ACPI_PCIHP_LEGACY_SIZE 0x000f
@@ -202,8 +201,7 @@ void acpi_pcihp_device_plug_cb(ACPIREGS *ar, qemu_irq irq, AcpiPciHpState *s,
 
     s->acpi_pcihp_pci_status[bsel].up |= (1U << slot);
 
-    ar->gpe.sts[0] |= ACPI_PCI_HOTPLUG_STATUS;
-    acpi_update_sci(ar, irq);
+    acpi_send_gpe_event(ar, irq, ACPI_PCI_HOTPLUG_STATUS);
 }
 
 void acpi_pcihp_device_unplug_cb(ACPIREGS *ar, qemu_irq irq, AcpiPciHpState *s,
@@ -220,8 +218,7 @@ void acpi_pcihp_device_unplug_cb(ACPIREGS *ar, qemu_irq irq, AcpiPciHpState *s,
 
     s->acpi_pcihp_pci_status[bsel].down |= (1U << slot);
 
-    ar->gpe.sts[0] |= ACPI_PCI_HOTPLUG_STATUS;
-    acpi_update_sci(ar, irq);
+    acpi_send_gpe_event(ar, irq, ACPI_PCI_HOTPLUG_STATUS);
 }
 
 static uint64_t pci_read(void *opaque, hwaddr addr, unsigned int size)