pcie: correct mistaken register bit for End-End TLP Prefix Blocking

from pcie spec 7.8.17, the End-End TLP Prefix Blocking bit local
is 15(e.g. 0x8000) in device control 2 register.

Signed-off-by: Chen Fan <chen.fan.fnst@cn.fujitsu.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

diff --git a/hw/pci/pcie.c b/hw/pci/pcie.c
index 1abbbb1..1463e65 100644 (file)
--- a/hw/pci/pcie.c
+++ b/hw/pci/pcie.c
@@ -84,7 +84,7 @@ int pcie_cap_init(PCIDevice *dev, uint8_t offset, uint8_t type, uint8_t port)
     pci_set_long(exp_cap + PCI_EXP_DEVCAP2,
                  PCI_EXP_DEVCAP2_EFF | PCI_EXP_DEVCAP2_EETLPP);
 
-    pci_set_word(dev->wmask + pos, PCI_EXP_DEVCTL2_EETLPPB);
+    pci_set_word(dev->wmask + pos + PCI_EXP_DEVCTL2, PCI_EXP_DEVCTL2_EETLPPB);
     return pos;
 }
 

diff --git a/include/hw/pci/pcie_regs.h b/include/hw/pci/pcie_regs.h
index 652d9fc..848ab1c 100644 (file)
--- a/include/hw/pci/pcie_regs.h
+++ b/include/hw/pci/pcie_regs.h
@@ -72,7 +72,7 @@
 #define PCI_EXP_DEVCAP2_EFF             0x100000
 #define PCI_EXP_DEVCAP2_EETLPP          0x200000
 
-#define PCI_EXP_DEVCTL2_EETLPPB         0x80
+#define PCI_EXP_DEVCTL2_EETLPPB         0x8000
 
 /* ARI */
 #define PCI_ARI_VER                     1