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Added initial support for the LuminaryMicro LM3S family.

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This commit is contained in:
Gareth McMullin
2011-02-04 22:47:51 +13:00
parent 729a48c655
commit 769a932f3e
12 changed files with 567 additions and 1 deletions
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38
examples/lm3s/lm3s3748-evb/Makefile Normal file
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##
## This file is part of the libopencm3 project.
##
## Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
##
## 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 3 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program. If not, see <http://www.gnu.org/licenses/>.
##
# Be silent per default, but 'make V=1' will show all compiler calls.
ifneq ($(V),1)
Q := @
# Do not print "Entering directory ...".
MAKEFLAGS += --no-print-directory
endif
all: miniblink
miniblink:
@printf " BUILD examples/lm3s/lm3s3748-evb/miniblink\n"
$(Q)$(MAKE) -C miniblink
clean:
@printf " CLEAN examples/lm3s/lm3s3748-evb/miniblink\n"
$(Q)$(MAKE) -C miniblink clean
.PHONY: miniblink clean

23
examples/lm3s/lm3s3748-evb/miniblink/Makefile Normal file
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##
## This file is part of the libopencm3 project.
##
## Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de>
##
## 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 3 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program. If not, see <http://www.gnu.org/licenses/>.
##
BINARY = miniblink
include ../../Makefile.include

9
examples/lm3s/lm3s3748-evb/miniblink/README Normal file
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------------------------------------------------------------------------------
README
------------------------------------------------------------------------------
This is the smallest-possible example program using libopencm3.
It's intended for the LuminaryMicro LM3S3748-EVB.
It should blink the STATUS LED on the board.

52
examples/lm3s/lm3s3748-evb/miniblink/miniblink.c Normal file
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/*
* This file is part of the libopencm3 project.
*
* Copyright (C) 2011 Gareth McMullin <gareth@blacksphere.co.nz>
*
* 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 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <libopencm3/lm3s/systemcontrol.h>
#include <libopencm3/lm3s/gpio.h>
void gpio_setup(void)
{
SYSTEMCONTROL_RCGC2 |= 0x20; /* Enable GPIOF in run mode. */
GPIO_DIR(GPIOF) |= (1 << 0); /* Configure PF0 as output. */
GPIO_DEN(GPIOF) |= (1 << 0); /* Enable digital function on PF0 */
}
int main(void)
{
int i;
gpio_setup();
/* Blink STATUS LED (PF0) on the board. */
while (1) {
gpio_set(GPIOF, GPIO0);
for (i = 0; i < 800000; i++) /* Wait a bit. */
__asm__("nop");
gpio_clear(GPIOF, GPIO0);
for (i = 0; i < 800000; i++) /* Wait a bit. */
__asm__("nop");
}
return 0;
}

31
examples/lm3s/lm3s3748-evb/miniblink/miniblink.ld Normal file
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/*
* This file is part of the libopencm3 project.
*
* Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de>
*
* 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 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/* Linker script for LM3S3748-EVB */
/* Define memory regions. */
MEMORY
{
rom (rx) : ORIGIN = 0x00000000, LENGTH = 128K
ram (rwx) : ORIGIN = 0x20000000, LENGTH = 64K
}
/* Include the common ld script. */
INCLUDE libopencm3_lm3s.ld