From: Uwe Bonnes <bon@elektron.ikp.physik.tu-darmstadt.de>
Date: Tue, 17 Jan 2012 20:17:02 +0000 (+0100)
Subject: write_mem8 with more than 0x40 bytes gives unexpected results
X-Git-Url: https://git.gag.com/?p=fw%2Fstlink;a=commitdiff_plain;h=72966d19122b54ce39a29c4b8a6f44170cce82c1

write_mem8 with more than 0x40 bytes gives unexpected results
---

diff --git a/src/stlink-common.c b/src/stlink-common.c
index 2d495a8..0c39112 100644
--- a/src/stlink-common.c
+++ b/src/stlink-common.c
@@ -537,6 +537,11 @@ void stlink_read_mem32(stlink_t *sl, uint32_t addr, uint16_t len) {
 
 void stlink_write_mem8(stlink_t *sl, uint32_t addr, uint16_t len) {
     DLOG("*** stlink_write_mem8 ***\n");
+    if (len > 0x40 ) { // !!! never ever: Writing more then 0x40 bytes gives unexpected behaviour
+        fprintf(stderr, "Error: Data length > 64: +%d byte.\n",
+                len);
+        return;
+    }
     sl->backend->write_mem8(sl, addr, len);
 }