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diff --git a/wiki/Glossary.md b/wiki/Glossary.md
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+++ b/wiki/Glossary.md
@@ -1,5 +1,8 @@
# Glossary
+> **Historical document — superseded.** The authoritative glossary is
+> [`../docs/09-reference/glossary-and-faq.md`](../docs/09-reference/glossary-and-faq.md).
+
## Terms & Abbreviations
### General
@@ -12,7 +15,7 @@
| **IOV** | I/O Virtualization - SR-IOV implementation |
| **RPC** | Remote Procedure Call - GSP-host communication protocol |
| **BAR** | Base Address Register - PCIe memory-mapped I/O window |
-| **WPR** | Write/Read Protect Region - Memory isolation mechanism |
+| **WPR** | Write-Protected Region - VRAM area reserved for firmware |
| **SR-IOV** | Single Root I/O Virtualization - PCIe virtualization standard |
### Firmware Architecture
@@ -51,7 +54,7 @@
| 0x09 | **NOTIFY** | Event notification |
| 0x0A | **BAR_TRAP** | BAR access emulation |
| 0x0B | **MIGRATE** | Live VF migration |
-| 0x0C | **DEBUG** | Debug interface |
+| 0xFF | **DEBUG** | Debug interface |
### Migration
| Term | Definition |
@@ -66,12 +69,12 @@
### BAR Emulation
| Term | Definition |
|------|------------|
-| **BAR1** | Primary 32-bit BAR for register access |
+| **BAR1** | 256 MB VRAM aperture (the register interface is BAR0, 16 MB; BAR3 is the instance/PRAMIN window) |
| **Bar1Rest** | BAR1 state restoration |
| **ForceBarAccess** | Hypervisor bypass of VF permissions |
| **Aperture** | Configurable BAR window size/offset |
-### WPR (Write/Read Protect Region)
+### WPR (Write-Protected Region)
| Term | Definition |
|------|------------|
| **Write Protect** | Trap on write access to region |