[src/trunk]: src/sys/arch/x68k/stand/xxboot Set heap area explicitly.

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

details:   https://anonhg.NetBSD.org/src/rev/2956d47a8e01
branches:  trunk
changeset: 1006812:2956d47a8e01
user:      isaki <isaki%NetBSD.org@localhost>
date:      Tue Jan 28 12:02:02 2020 +0000

description:
Set heap area explicitly.
Until the load address was moved, the heap was placed at _end (it's default)
and it was large space.  After moving, this default space was too small.

diffstat:

 sys/arch/x68k/stand/xxboot/Makefile.xxboot |  3 ++-
 sys/arch/x68k/stand/xxboot/boot.S          |  3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diffs (37 lines):

diff -r 34610833a8cd -r 2956d47a8e01 sys/arch/x68k/stand/xxboot/Makefile.xxboot
--- a/sys/arch/x68k/stand/xxboot/Makefile.xxboot        Tue Jan 28 11:57:22 2020 +0000
+++ b/sys/arch/x68k/stand/xxboot/Makefile.xxboot        Tue Jan 28 12:02:02 2020 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: Makefile.xxboot,v 1.11 2020/01/18 07:25:12 isaki Exp $
+#      $NetBSD: Makefile.xxboot,v 1.12 2020/01/28 12:02:02 isaki Exp $
 
 NOMAN=         # defined
 
@@ -36,6 +36,7 @@
 CPPFLAGS+= -DTDSIZE="$(TEXTDATASIZE)"
 CPPFLAGS+= -DPROG=\"$(PROG)\" -DBOOT_VERS=\"$(VERSION)\"
 CPPFLAGS+= -DBOOT_STAGE1 $(BOOTCPPFLAGS)
+CPPFLAGS+= -DHEAP_START=0x00100000
 CPPFLAGS+= -nostdinc -I${.OBJDIR} -I${S}
 CPPFLAGS+= -I$M/stand/libiocs -I$M/stand/libsa -I$M/stand/common
 AFLAGS=           ${CFLAGS:M-[ID]*}
diff -r 34610833a8cd -r 2956d47a8e01 sys/arch/x68k/stand/xxboot/boot.S
--- a/sys/arch/x68k/stand/xxboot/boot.S Tue Jan 28 11:57:22 2020 +0000
+++ b/sys/arch/x68k/stand/xxboot/boot.S Tue Jan 28 12:02:02 2020 +0000
@@ -2,7 +2,7 @@
 | author: chapuni(webmaster%chapuni.com@localhost)
 |         ITOH Yasufumi
 |
-| $NetBSD: boot.S,v 1.11 2020/01/28 11:57:22 isaki Exp $
+| $NetBSD: boot.S,v 1.12 2020/01/28 12:02:02 isaki Exp $
 
 |
 | (1) IPL (or previous stage loader) loads first 1KB of this primary
@@ -37,6 +37,7 @@
 |  ~            ~        ~            ~        ~            ~
 |  :            :        :            :<-SP    :            :<-SP
 |  + - - - - - -+        + - - - - - -+        + - - - - - -+    0x100000
+|  :            :        :(heap)      :        :(heap)      :
 |  :            :        :            :        :            :
 |