[src/trunk]: src/sys/arch/evbarm/fdt Make more KVA available

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

details:   https://anonhg.NetBSD.org/src/rev/6e307fa08180
branches:  trunk
changeset: 448092:6e307fa08180
user:      skrll <skrll%NetBSD.org@localhost>
date:      Mon Jan 21 07:49:45 2019 +0000

description:
Make more KVA available

diffstat:

 sys/arch/evbarm/fdt/platform.h |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (24 lines):

diff -r 732e6031d9e6 -r 6e307fa08180 sys/arch/evbarm/fdt/platform.h
--- a/sys/arch/evbarm/fdt/platform.h    Mon Jan 21 07:47:30 2019 +0000
+++ b/sys/arch/evbarm/fdt/platform.h    Mon Jan 21 07:49:45 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: platform.h,v 1.4 2018/04/01 04:35:04 ryo Exp $ */
+/* $NetBSD: platform.h,v 1.5 2019/01/21 07:49:45 skrll Exp $ */
 
 /*-
  * Copyright (c) 2015-2017 Jared McNeill <jmcneill%invisible.ca@localhost>
@@ -47,12 +47,12 @@
 
 #ifdef __HAVE_MM_MD_DIRECT_MAPPED_PHYS
 #define KERNEL_VM_BASE         0xc0000000
-#define KERNEL_VM_SIZE         0x20000000 /* 0x20000000 = 512MB */
 #else
 #define KERNEL_VM_BASE         0x90000000
-#define KERNEL_VM_SIZE         0x50000000 /* 0x50000000 = 1.25GB */
 #endif
 
+#define KERNEL_VM_SIZE         (KERNEL_IO_VBASE - KERNEL_VM_BASE)
+
 #endif /* !__aarch64 */
 
 #endif /* _EVBARM_FDT_PLATFORM_H */