# HG changeset patch
# User Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
# Date 1371453484 0
# Node ID 5da0cbee2b89f1e9c7398612dc14feb17a6b0ad5
# Parent  1c50add5e2022dea928320d8fa71b23431163820
fc-xram tool written, compiles, now needs to be debugged

diff -r 1c50add5e202 -r 5da0cbee2b89 .hgignore
--- a/.hgignore	Sun Jun 16 07:31:23 2013 +0000
+++ b/.hgignore	Mon Jun 17 07:18:04 2013 +0000
@@ -7,6 +7,7 @@
 
 ^loadtools/fc-loadtool
 ^loadtools/fc-sertool
+^loadtools/fc-xram
 
 ^target-utils/.*/crt0\.S$
 
diff -r 1c50add5e202 -r 5da0cbee2b89 loadtools/Makefile
--- a/loadtools/Makefile	Sun Jun 16 07:31:23 2013 +0000
+++ b/loadtools/Makefile	Mon Jun 17 07:18:04 2013 +0000
@@ -1,6 +1,6 @@
 CC=	gcc
 CFLAGS=	-O2
-PROGS=	fc-loadtool fc-sertool
+PROGS=	fc-loadtool fc-sertool fc-xram
 SCRIPTS=scripts/pirelli.config scripts/pirelli.init
 INSTBIN=/usr/local/bin
 INSTSCR=/usr/local/share/freecalypso
@@ -12,6 +12,9 @@
 		ltdump.o ltexit.o ltmain.o ltpassthru.o ltscript.o romload.o \
 		sercomm.o srecreader.o tpinterf.o tpinterf2.o
 
+XRAM_OBJS=	chainload.o clmain.o defpath.o hexdecode.o hwparam.o romload.o \
+		sercomm.o srecreader.o tpinterf.o ttypassthru.o
+
 all:	${PROGS}
 
 fc-sertool:	${SERTOOL_OBJS}
@@ -20,6 +23,9 @@
 fc-loadtool:	${LOADTOOL_OBJS}
 	${CC} -o $@ ${LOADTOOL_OBJS}
 
+fc-xram:	${XRAM_OBJS}
+	${CC} -o $@ ${XRAM_OBJS}
+
 install:
 	#install -c ${PROGS} ${INSTBIN}
 	install -c ${SCRIPTS} ${INSTSCR}
diff -r 1c50add5e202 -r 5da0cbee2b89 loadtools/chainload.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/loadtools/chainload.c	Mon Jun 17 07:18:04 2013 +0000
@@ -0,0 +1,101 @@
+/*
+ * This module implements the chain-loading of XRAM images via loadagent.
+ */
+
+#include <sys/types.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+#include "srecreader.h"
+
+struct srecreader xramimage;
+
+static void
+make_ml_arg(rec, buf)
+	u_char *rec;
+	char *buf;
+{
+	register int i, len;
+	register char *s;
+
+	len = rec[0] + 1;
+	s = buf;
+	for (i = 0; i < len; i++) {
+		sprintf(s, "%02X", rec[i]);
+		s += 2;
+	}
+	*s = '\0';
+}
+
+perform_chain_load()
+{
+	int resp;
+	unsigned long rec_count;
+	char *argv[3], srecarg[516];
+
+	if (open_srec_file(&xramimage) < 0)
+		exit(1);
+	argv[0] = "ML";
+	argv[1] = srecarg;
+	argv[2] = 0;
+	for (rec_count = 0; ; ) {
+		if (read_s_record(&xramimage) < 0)
+			exit(1);
+		switch (xramimage.record_type) {
+		case '0':
+			if (xramimage.lineno == 1)
+				continue;
+			fprintf(stderr,
+		"%s: S0 record found in line %d (expected in line 1 only)\n",
+				xramimage.filename, xramimage.lineno);
+			exit(1);
+		case '3':
+		case '7':
+			if (s3s7_get_addr_data(&xramimage) < 0)
+				exit(1);
+			break;
+		default:
+			fprintf(stderr,
+				"%s line %d: S%c record type not supported\n",
+				xramimage.filename, xramimage.lineno,
+				xramimage.record_type);
+			exit(1);
+		}
+		if (xramimage.record_type == '7')
+			break;
+		/* must be S3 */
+		if (xramimage.datalen < 1) {
+			fprintf(stderr,
+				"%s line %d: S3 record has zero data length\n",
+				xramimage.filename, xramimage.lineno);
+			exit(1);
+		}
+		make_ml_arg(xramimage.record, srecarg);
+		tpinterf_make_cmd(argv);
+		if (tpinterf_send_cmd())
+			exit(1);
+		if (tpinterf_pass_output(1))
+			exit(1);
+		putchar('.');
+		fflush(stdout);
+		rec_count++;
+	}
+	/* got S7 */
+	fclose(xramimage.openfile);
+	if (!rec_count) {
+		fprintf(stderr,
+		"%s line %d: S7 without any preceding S3 data records\n",
+			xramimage.filename, xramimage.lineno);
+		exit(1);
+	}
+	sprintf(srecarg, "%lX", (u_long) xramimage.addr);
+	argv[0] = "jump";
+	tpinterf_make_cmd(argv);
+	if (tpinterf_send_cmd())
+		exit(1);
+	printf("Sent \"%s %s\": XRAM image should now be running!\n",
+		argv[0], argv[1]);
+	return(0);
+}
diff -r 1c50add5e202 -r 5da0cbee2b89 loadtools/clmain.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/loadtools/clmain.c	Mon Jun 17 07:18:04 2013 +0000
@@ -0,0 +1,69 @@
+/*
+ * This module contains the main() function for the XRAM chain-loading
+ * utility fc-xram.
+ */
+
+#include <sys/types.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "srecreader.h"
+
+extern char *target_ttydev;
+extern struct srecreader iramimage;
+extern char default_loadagent_image[];
+extern struct srecreader xramimage;
+
+main(argc, argv)
+	char **argv;
+{
+	extern char *optarg;
+	extern int optind;
+	int c;
+
+	while ((c = getopt(argc, argv, "a:h:H:i:")) != EOF)
+		switch (c) {
+		case 'a':
+			iramimage.filename = optarg;
+			continue;
+		case 'h':
+			read_hwparam_file_shortname(optarg);
+			continue;
+		case 'H':
+			read_hwparam_file_fullpath(optarg);
+			continue;
+		case 'i':
+			set_beacon_interval(optarg);
+			continue;
+		case '?':
+		default:
+usage:			fprintf(stderr,
+			"usage: fc-xram [options] ttyport xramimage.srec\n");
+			exit(1);
+		}
+	if (argc - optind != 2)
+		goto usage;
+	target_ttydev = argv[optind];
+	xramimage.filename = argv[optind+1];
+	if (!iramimage.filename)
+		iramimage.filename = default_loadagent_image;
+
+	open_target_serial();
+	perform_romload();
+	/* loadagent should be running now */
+	if (tpinterf_pass_output(1) < 0)
+		exit(1);
+	/* hw_init_script execution will go here */
+	printf("Sending XRAM image to loadagent\n");
+	perform_chain_load();
+	tty_passthru();
+	exit(0);
+}
+
+/* called from hwparam.c config file parser */
+/* stub needed for fc-xram to link */
+void
+set_default_exit_mode()
+{
+}