Basic framework for CNTR firmware.

- atrf/fw/common/regs.h: forward to regs-f326.h
- cntr/: added basic framework for CNTR firmware

atrf/fw/common/regs.h

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+#include "regs-f326.h"

cntr/fw/Makefile

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+#
+# fw/Makefile - CNTR firmware build
+#
+# Written 2008-2010 by Werner Almesberger
+# Copyright 2008-2010 Werner Almesberger
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+
+
+DIRS=common boot cntr
+
+
+.PHONY:		all depend install uninstall clean spotless
+
+all:
+		for d in $(DIRS); do make -C $$d all || exit 1; done
+
+depend:
+		for d in $(DIRS); do make -C $$d depend || exit 1; done
+
+# Top-level Makefile recurses for "install" and "uninstall", which have no use
+# here. Just ignore them.
+
+install:
+
+uninstall:
+
+clean:
+		for d in $(DIRS); do make -C $$d clean || exit 1; done
+
+spotless:
+		for d in $(DIRS); do make -C $$d spotless || exit 1; done

cntr/fw/boot/Makefile

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+#
+# boot/Makefile - Makefile for DFU-capable boot loader for CNTR
+#
+# Written 2008, 2010 by Werner Almesberger
+# Copyright 2008, 2010 Werner Almesberger
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+
+MAIN=boot
+OBJS=$(MAIN) usb dfu version
+
+F32XBASE = ../../../../f32xbase
+
+include $(F32XBASE)/fw/common/Makefile.system
+include $(F32XBASE)/fw/common/Makefile.common
+
+CFLAGS += -I../common -I../include
+LDFLAGS += --code-size $(PAYLOAD_START)

cntr/fw/cntr/Makefile

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+#
+# cntr/Makefile - Makefile for USB to SPI translator (for AT86RF230)
+#
+# Written 2010 by Werner Almesberger
+# Copyright 2010 Werner Almesberger
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+
+
+MAIN = cntr
+OBJS = $(MAIN) # usb descr version ep0
+
+F32XBASE = ../../../../f32xbase
+
+include $(F32XBASE)/fw/common/Makefile.system
+include $(F32XBASE)/fw/common/Makefile.common
+
+CFLAGS += -I../common -I../include
+LDFLAGS += --code-size $(PAYLOAD_SIZE) --code-loc $(PAYLOAD_START)
+
+USB_ID = $(shell \
+  ( echo '\#include "config.h"'; echo USB_VENDOR:USB_PRODUCT; ) | \
+  cpp -I../common -I../include | sed '/^ *$$/d;/^\#/d' )
+
+.PHONY:		dfu
+
+dfu:
+		dfu-util -d $(USB_ID) -D $(MAIN).bin

cntr/fw/cntr/cntr.c

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+/*
+ * cntr/cntr.c - CNTR initialization and main loop
+ *
+ * Written 2008-2010 by Werner Almesberger
+ * Copyright 2008-2010 Werner Almesberger
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+
+#include "regs.h"
+#include "io.h"
+#include "usb.h"
+#include "cntr/ep0.h"
+#include "version.h"
+
+
+static void init_io(void)
+{
+	/*
+	 * Signal	Mode		Value
+	 *
+	 * PROBE_T0	open drain	1	(input)
+	 * PROBE_ECI	open drain	1	(input)
+	 * PROBE_INT0	open drain	1	(input)
+	 *
+	 * PROBE_TERM	open drain	0
+	 *
+	 * LED		push-pull	0	(set up by boot loader)
+	 *
+	 * all unused	open drain 	0
+	 */
+
+	P0 = 1 << PROBE_INT0_BIT;
+	P1 = (1 << PROBE_T0_BIT) | (1 << PROBE_ECI_BIT);
+	P2 = 0;
+	P3 = 0;
+
+	/*
+	 * Disable pull-ups
+	 */
+	XBR1 |= WEAKPUD;
+}
+
+
+void main(void)
+{
+	init_io();
+
+//	usb_init();
+//	ep0_init();
+
+	while (1) {
+//		usb_poll();
+	}
+}

cntr/fw/common/Makefile

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+#
+# common/Makefile - Makefile for shared items
+#
+# Written 2008, 2010 by Werner Almesberger
+# Copyright 2008, 2010 Werner Almesberger
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+
+
+GEN_quiet	= @echo "  GENERATE " $@ &&
+
+ifeq ($(V),1)
+    GEN		=
+else
+    GEN		= $(GEN_quiet)
+endif
+
+
+.PHONY:		all depend clean spotless
+
+all:		io-parts.h
+
+io-parts.h:	io.h Makefile
+		$(GEN) $(CPP) -dD $< | \
+		  sed '1,/IO_H/d' | \
+		  awk \
+		  'BEGIN { print "/* MACHINE-GENERATED. DO NOT EDIT ! */"; \
+			print "#ifndef IO_PARTS_H"; \
+			print "#define IO_PARTS_H"; } \
+		   /#define/ && $$3 != "" { \
+			split($$3, a, "_"); \
+			print $$1, $$2 "_PORT", a[1]; \
+			print $$1, $$2 "_MODE", a[1] "MDOUT"; \
+			print $$1, $$2 "_BIT", a[2]; } \
+		   END { print "#endif" }' >$@ || \
+			    { rm -f $@; exit 1; }
+
+
+#
+# When we do a global "make depend", we'll come here first. So we create
+# io-parts.h so that "make depend" in the other directories can pick it up.
+#
+
+depend:		io-parts.h
+
+clean:
+		rm -f io-parts.h
+
+spotless:	clean

cntr/fw/common/config.h

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+/*
+ * common/config.h - Configuration data for boot loader and application
+ *
+ * Written 2010 by Werner Almesberger
+ * Copyright 2010 Werner Almesberger
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef CONFIG_H
+#define CONFIG_H
+
+#include "io.h"
+#include "io-parts.h"
+#include "cntr/usb-ids.h"
+
+
+/* ----- Boot loader configuration ----------------------------------------- */
+
+/*
+ * Make LED output push-pull so that we can output a high voltage.
+ * This turns on the LED, to indicate that we're in the boot loader.
+ */
+
+#define PLATFORM_SETUP \
+	LED_MODE |= 1 << LED_BIT;
+
+
+/*
+ * Turn off the LED when we exit the boot loader.
+ */
+
+#define PLATFORM_EXIT \
+	LED = 0
+
+
+/* ----- Application configuration ----------------------------------------- */
+
+#define	HW_TYPE		0
+
+#endif /* !CONFIG_H */

cntr/fw/common/io.h

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+/*
+ * common/io.h - I/O pin assignment
+ *
+ * Written 2010 by Werner Almesberger
+ * Copyright 2010 Werner Almesberger
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+
+#ifndef IO_H
+#define IO_H
+
+/* Diagnostic LED */
+
+#define	LED	P1_3
+
+/* Probe input */
+
+#define	PROBE_T0	P1_0
+#define	PROBE_ECI	P1_1
+#define	PROBE_INT0	P0_7
+
+/* Probe termination */
+
+#define	PROBE_TERM	P1_2
+
+#endif /* !IO_H */

cntr/fw/common/regs.h

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+#include "regs-f320.h"