FreeCalypso > hg > freecalypso-tools

diff target-utils/include/halt.h @ 0:e7502631a0f9

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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 11 Jun 2016 00:13:35 +0000
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/target-utils/include/halt.h	Sat Jun 11 00:13:35 2016 +0000
@@ -0,0 +1,11 @@
+/*
+ * In some error cases in our loadagent code we have no better course
+ * of action available than to halt in a tight loop.  We define _exit()
+ * to do the latter.  We have defined some codes for the argument value
+ * that goes into R0; if you manage to hook up JTAG and get it to work,
+ * you might be able to see what went wrong.
+ */
+
+#define	HALTCODE_MAINEXITED	0x40
+#define	HALTCODE_INVALIDUART	0x41
+#define	HALTCODE_BOOTROMVER	0x42