From: Keith Packard <keithp@keithp.com>
Date: Wed, 12 Oct 2011 00:45:51 +0000 (-0600)
Subject: altos/avr: Must leave space for init stack in ram
X-Git-Tag: 1.0.9.3~3
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=b80f8ffb61566cbd134c399ea6ccf9290075490b

altos/avr: Must leave space for init stack in ram

The stack used during system initialization lives at the top of RAM,
so leave some space for that.

Signed-off-by: Keith Packard <keithp@keithp.com>
---

diff --git a/src/util/check-avr-mem b/src/util/check-avr-mem
index c73edbd1..7956f0aa 100644
--- a/src/util/check-avr-mem
+++ b/src/util/check-avr-mem
@@ -2,8 +2,10 @@
 nm "$@" |
 grep ' N _end' |
 awk '{ iram = strtonum("0x" $1) % 0x10000;
-if ( iram > 0xaff) {
-	printf ("%d bytes of ram more than %d available\n", iram, 0xaff);
+if ( iram > 0xacf) {
+	printf ("%d bytes of ram more than %d available\n", iram, 0xacf);
 	exit(1);
-} else
-	exit(0); }'
+} else {
+	printf("%d bytes of ram\n", iram);
+	exit(0);
+} }'