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-rw-r--r--src/include/device/pci_def.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/include/device/pci_def.h b/src/include/device/pci_def.h
index 39369f82ed..59d99051e5 100644
--- a/src/include/device/pci_def.h
+++ b/src/include/device/pci_def.h
@@ -422,6 +422,8 @@
#define PCI_EXP_DEVSTA_AUXPD 0x10 /* AUX Power Detected */
#define PCI_EXP_DEVSTA_TRPND 0x20 /* Transactions Pending */
#define PCI_EXP_LNKCAP 12 /* Link Capabilities */
+#define PCI_EXP_LNKCAP_MLS 0x000f /* Maximum Link Speed */
+#define PCI_EXP_LNKCAP_MLW 0x03f0 /* Maximum Link Width */
#define PCI_EXP_LNKCAP_ASPMS 0xc00 /* ASPM Support */
#define PCI_EXP_LNKCAP_L0SEL 0x7000 /* L0s Exit Latency */
#define PCI_EXP_LNKCAP_L1EL 0x38000 /* L1 Exit Latency */
@@ -436,6 +438,7 @@
#define PCI_EXP_LNKSTA_SLC 0x1000 /* Slot Clock Configuration */
#define PCI_EXP_SLTCAP 20 /* Slot Capabilities */
#define PCI_EXP_SLTCAP_HPC 0x0040 /* Hot-Plug Capable */
+#define PCI_EXP_SLTCAP_PSN 0xfff80000 /* Physical Slot Number */
#define PCI_EXP_SLTCTL 24 /* Slot Control */
#define PCI_EXP_SLTSTA 26 /* Slot Status */
#define PCI_EXP_RTCTL 28 /* Root Control */