x86: qemu: Add ATA/SATA support

Enable legacy IDE support on the pc target and AHCI support on the
q35 target. Default configuration is to support the pc target.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/include/pci_ids.h b/include/pci_ids.h
index 2e66851..5771e12 100644
--- a/include/pci_ids.h
+++ b/include/pci_ids.h
@@ -2838,6 +2838,7 @@
 #define PCI_DEVICE_ID_INTEL_ICH9_6	0x2930
 #define PCI_DEVICE_ID_INTEL_ICH9_7	0x2916
 #define PCI_DEVICE_ID_INTEL_ICH9_8	0x2918
+#define PCI_DEVICE_ID_INTEL_ICH9_AHCI	0x2922
 #define PCI_DEVICE_ID_INTEL_I7_MCR	0x2c18
 #define PCI_DEVICE_ID_INTEL_I7_MC_TAD	0x2c19
 #define PCI_DEVICE_ID_INTEL_I7_MC_RAS	0x2c1a