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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2007-03-27 16:35:17 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2007-03-27 16:35:17 +0000 |
commit | 4afc30b853a278b02186a1ac87e2f8de6091e386 (patch) | |
tree | fe4409e98f9fc8e4baa1e4ef6717e63c066f81da /nuttx/arch/pjrc-8051/src | |
parent | 1223d94c59c1d30c5ce71bfdb2292fc67368949d (diff) | |
download | px4-nuttx-4afc30b853a278b02186a1ac87e2f8de6091e386.tar.gz px4-nuttx-4afc30b853a278b02186a1ac87e2f8de6091e386.tar.bz2 px4-nuttx-4afc30b853a278b02186a1ac87e2f8de6091e386.zip |
Board-specific LED logic moved to board-specific directory
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@161 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/arch/pjrc-8051/src')
-rw-r--r-- | nuttx/arch/pjrc-8051/src/up_leds.c | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/nuttx/arch/pjrc-8051/src/up_leds.c b/nuttx/arch/pjrc-8051/src/up_leds.c deleted file mode 100644 index c7730ac3e..000000000 --- a/nuttx/arch/pjrc-8051/src/up_leds.c +++ /dev/null @@ -1,207 +0,0 @@ -/************************************************************ - * up_leds.c - * - * Copyright (C) 2007 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <spudmonkey@racsa.co.cr> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name Gregory Nutt nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ************************************************************/ - -/************************************************************ - * Included Files - ************************************************************/ - -#include <nuttx/config.h> -#include <sys/types.h> -#include "up_internal.h" - -/************************************************************ - * Definitions - ************************************************************/ - -#define RESET_KLUDGE_NEEDED 1 - -/************************************************************ - * Private Data - ************************************************************/ - -static ubyte g_ledstate; - -/************************************************************ - * Private Functions - ************************************************************/ - -#if defined(CONFIG_LED_DEBUG) && defined(CONFIG_ARCH_LEDS) -static void _up_puthex(ubyte hex) __naked -{ - hex; /* To avoid unreferenced argument warning */ - _asm - mov a, dpl - ljmp PM2_ENTRY_PHEX - _endasm; -} - -static void _up_putch(ubyte ch) __naked -{ - _asm - mov a, dpl - ljmp PM2_ENTRY_COUT - _endasm; -} - -static void _up_putnl(void) __naked -{ - _asm - ljmp PM2_ENTRY_NEWLINE - _endasm; -} - -# define _up_showledinit() \ - _up_putch('I'); \ - _up_puthex(g_ledstate); _up_putch(':'); \ - _up_puthex(p82c55_port_e); _up_putnl(); - -# define _up_showledreset() \ - _up_putch('R'); \ - _up_puthex(led); _up_putch(':'); \ - _up_puthex(g_ledstate); _up_putch(':'); \ - _up_puthex(p82c55_port_e); _up_putnl(); - -# define _up_showledon() \ - _up_putch('+'); \ - _up_puthex(led); _up_putch(':'); \ - _up_puthex(g_ledstate); _up_putch(':'); \ - _up_puthex(p82c55_port_e); _up_putnl(); - -# define _up_showledoff() \ - _up_putch('-'); \ - _up_puthex(led); _up_putch(':'); \ - _up_puthex(g_ledstate); _up_putch(':'); \ - _up_puthex(p82c55_port_e); _up_putnl(); - -#else - -# define _up_showledinit() -# define _up_showledreset() -# define _up_showledon() -# define _up_showledoff() - -#endif - -/************************************************************ - * Public Funtions - ************************************************************/ - -/************************************************************ - * Name: up_ledinit - ************************************************************/ - -#ifdef CONFIG_ARCH_LEDS -void up_ledinit(void) -{ - /* Set all ports as outputs */ - - p82c55_def_config = 128; - - /* Turn LED 1-7 off; turn LED 0 on */ - - g_ledstate = 0xfe; - p82c55_port_e = g_ledstate; - - _up_showledinit(); -} - -/************************************************************ - * Name: up_ledon - ************************************************************/ - -void up_ledon(ubyte led) -{ - /* This may be called from an interrupt handler */ - - irqstate_t flags = irqsave(); - -#ifdef RESET_KLUDGE_NEEDED - /* I don't understand why this happens yet, but sometimes - * it is necessary to reconfigure port E. - */ - - if (g_ledstate != p82c55_port_e) - { - _up_showledreset(); - p82c55_def_config = 128; - } -#endif - - /* Clear the bit in port E corresponding to LED to turn it on */ - - if (led < 8) - { - g_ledstate &= ~(g_ntobit[led]); - p82c55_port_e = g_ledstate; - } - - _up_showledon(); - irqrestore(flags); -} - -/************************************************************ - * Name: up_ledoff - ************************************************************/ - -void up_ledoff(ubyte led) -{ - /* This may be called from an interrupt handler */ - - irqstate_t flags = irqsave(); - -#ifdef RESET_KLUDGE_NEEDED - /* I don't understand why this happens yet, but sometimes - * it is necessary to reconfigure port E. - */ - - if (g_ledstate != p82c55_port_e) - { - _up_showledreset(); - p82c55_def_config = 128; - } -#endif - - /* Set the bit in port E corresponding to LED to turn it off */ - - if (led < 8) - { - g_ledstate |= g_ntobit[led]; - p82c55_port_e = g_ledstate; - } - - _up_showledoff(); - irqrestore(flags); -} -#endif /* CONFIG_ARCH_LEDS */ |