diff rvinterf/old/g23sh/sendsp.c @ 0:e7502631a0f9

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/rvinterf/old/g23sh/sendsp.c	Sat Jun 11 00:13:35 2016 +0000
@@ -0,0 +1,53 @@
+/*
+ * g23sh system primitive sending command
+ */
+
+#include <sys/types.h>
+#include <stdio.h>
+#include <string.h>
+#include <strings.h>
+#include <stdlib.h>
+#include "pktmux.h"
+#include "limits.h"
+
+void
+cmd_sendsp(argc, argv)
+	char **argv;
+{
+	char *stackdest, *primarg;
+	unsigned intlen;
+	u_char sendpkt[MAX_PKT_TO_TARGET+1];
+	unsigned pktlen;
+
+	stackdest = argv[1];
+	primarg = argv[2];
+	if (strlen(stackdest) > 4) {
+		printf(
+		  "error: stack destination arg may not exceed 4 characters\n");
+		return;
+	}
+	intlen = 12 + strlen(primarg);
+	pktlen = intlen + 4;
+	if (pktlen > MAX_PKT_TO_TARGET) {
+		printf("error: max pkt to target limit exceeded\n");
+		return;
+	}
+	/* fill out the packet */
+	sendpkt[0] = RVT_L23_HEADER;
+	sendpkt[1] = 0xB7;	/* system prim */
+	sendpkt[2] = intlen;
+	sendpkt[3] = intlen >> 8;
+	/* send zeros for the timestamp */
+	sendpkt[4] = 0;
+	sendpkt[5] = 0;
+	sendpkt[6] = 0;
+	sendpkt[7] = 0;
+	/* as far as TI's sw is concerned, we are PCO */
+	sendpkt[8] = 'P';
+	sendpkt[9] = 'C';
+	sendpkt[10] = 'O';
+	sendpkt[11] = ' ';
+	sprintf(sendpkt + 12, "%-4s%s", stackdest, primarg);
+	/* send it! */
+	send_pkt_to_target(sendpkt, pktlen);
+}