[src/trunk]: src/sys/arch/aarch64/include Document the VA range reserved for ...

[jmcneill <jmcneill%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/080a747ffe2d
branches:  trunk
changeset: 994246:080a747ffe2d
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Sun Oct 28 10:18:34 2018 +0000

description:
Document the VA range reserved for EFI runtime services.

diffstat:

 sys/arch/aarch64/include/vmparam.h |  8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diffs (22 lines):

diff -r 8c1b50975108 -r 080a747ffe2d sys/arch/aarch64/include/vmparam.h
--- a/sys/arch/aarch64/include/vmparam.h        Sun Oct 28 10:17:47 2018 +0000
+++ b/sys/arch/aarch64/include/vmparam.h        Sun Oct 28 10:18:34 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: vmparam.h,v 1.7 2018/10/12 01:28:58 ryo Exp $ */
+/* $NetBSD: vmparam.h,v 1.8 2018/10/28 10:18:34 jmcneill Exp $ */
 
 /*-
  * Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -133,6 +133,12 @@
 #define VM_KERNEL_IO_ADDRESS   0xfffffffff0000000L
 #define VM_KERNEL_IO_SIZE      (VM_MAX_KERNEL_ADDRESS - VM_KERNEL_IO_ADDRESS)
 
+/*
+ * Reserved space for EFI runtime services
+ */
+#define        EFI_RUNTIME_VA          0xffff800000000000L
+#define        EFI_RUNTIME_SIZE        0x0000000040000000L
+
 /* virtual sizes (bytes) for various kernel submaps */
 #define USRIOSIZE              (PAGE_SIZE / 8)
 #define VM_PHYS_SIZE           (USRIOSIZE * PAGE_SIZE)