[PATCH] paravirt: Allow both Red Hat and Amazon PCI HB subsystem vendor and device ids

[Filippo Sironi]

Signed-off-by: Filippo Sironi 
---
 src/fw/paravirt.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/fw/paravirt.c b/src/fw/paravirt.c
index 0770c47b12e7..163b70c6473f 100644
--- a/src/fw/paravirt.c
+++ b/src/fw/paravirt.c
@@ -83,8 +83,8 @@ static void qemu_detect(void)
     u16 sv = pci_config_readw(0, PCI_SUBSYSTEM_VENDOR_ID);
     u16 sd = pci_config_readw(0, PCI_SUBSYSTEM_ID);

-    if (sv != 0x1af4 || /* Red Hat, Inc */
-        sd != 0x1100)   /* Qemu virtual machine */
+    if (!(sv == 0x1af4 && sd == 0x1100) && /* Red Hat, Inc. QEMU VM */
+        !(sv == 0x1d0f && sd == 0x1237))   /* Amazon.com, Inc. i440fx VM */
         return;

PlatformRunningOn |= PF_QEMU;