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Detron updates

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3410 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2011-03-21 23:16:20 +00:00
parent 35600aaa5d
commit 9f1d2e7684
3 changed files with 237 additions and 0 deletions
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40
configs/detron/include/board.h
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@ -44,6 +44,8 @@
************************************************************************************/
#include <nuttx/config.h>
#include <arch/irq.h> //GPIO IRQ
#include <arch/lpc17xx/irq.h>
/************************************************************************************
* Definitions
@ -125,6 +127,13 @@
#define CONFIG_LP17_FLASH 1
#define BOARD_FLASHCFG_VALUE 0x0000303a
/* Button definitions ***************************************************************/
#define panel_pulse_up 1 /* Bit 0: painel_pulsada_up */
#define panel_pulse_down 2 /* Bit 1: painel_pulsada_down */
#define panel_center 4 /* Bit 2: painel_pulsada_centro */
/************************************************************************************
* Public Types
************************************************************************************/
@ -158,6 +167,37 @@ extern "C" {
EXTERN void lpc17_boardinitialize(void);
EXTERN void up_buttoninit(void);
/************************************************************************************
* Name: up_buttons
*
* Description:
* After up_buttoninit() has been called, up_buttons() may be called to collect
* the state of all buttons. up_buttons() returns an 8-bit bit set with each bit
* associated with a button. See the BUTTON* definitions above for the meaning of
* each bit in the returned value.
*
************************************************************************************/
EXTERN uint8_t up_buttons(void);
/************************************************************************************
* Name: up_up_irq_pin_panel_pulse_up/down/center
*
* Description:
* These functions may be called to register an interrupt handler that will be
* called when BUTTON UP/DOWN/CENTER is depressed. The previous interrupt handler value is
* returned (so that it may restored, if so desired).
*
************************************************************************************/
EXTERN xcpt_t up_irq_pin_panel_pulse_up(xcpt_t irqhandler);
EXTERN xcpt_t up_irq_pin_panel_pulse_down(xcpt_t irqhandler);
EXTERN xcpt_t up_irq_pin_panel_center(xcpt_t irqhandler);
#undef EXTERN
#if defined(__cplusplus)
}

17
configs/detron/src/detron_internal.h
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@ -64,6 +64,12 @@
* 60 P0(18) si
* 61 P0(17) so
*
* Botoes do painel
*
* 85 Chave pulsada 1 P4(29)
* 87 Chave Pulsada 2 P1(16)
* 88 Chave pulsada centro P1(15)
*
* USB
*
* Pin Port Function
@ -80,6 +86,7 @@
#include <nuttx/config.h>
#include <nuttx/compiler.h>
#include <arch/lpc17xx/irq.h>
/************************************************************************************
* Definitions
@ -123,6 +130,16 @@
#define pin_vs1003_si (GPIO_OUTPUT | GPIO_VALUE_ZERO | GPIO_PORT0 | GPIO_PIN18)
#define pin_vs1003_so (GPIO_INPUT | GPIO_VALUE_ZERO | GPIO_PORT0 | GPIO_PIN17)
/* Pinos do painel */
#define pin_panel_center (GPIO_INPUT | GPIO_VALUE_ZERO | GPIO_PORT2 | GPIO_PIN3)
#define pin_panel_pulse_up (GPIO_INPUT | GPIO_VALUE_ZERO | GPIO_PORT2 | GPIO_PIN4)
#define pin_panel_pulse_down (GPIO_INPUT | GPIO_VALUE_ZERO | GPIO_PORT2 | GPIO_PIN5)
#define IRQ_pin_panel_center LPC17_IRQ_P2p3
#define IRQ_pin_panel_pulse_up LPC17_IRQ_P2p4
#define IRQ_pin_panel_pulse_down LPC17_IRQ_P2p5
/************************************************************************************
* Public Types
************************************************************************************/

180
configs/detron/src/up_buttons.c Normal file
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@ -0,0 +1,180 @@
/****************************************************************************
* configs/detron/src/up_buttons.c
*
* Copyright (C) 2010 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 NuttX 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 <stdint.h>
#include <nuttx/irq.h>
#include <arch/irq.h>
#include <arch/board/board.h>
#include "lpc17_internal.h"
#include "detron_internal.h"
/****************************************************************************
* Definitions
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
static xcpt_t g_irq_pin_panel_pulse_up;
static xcpt_t g_irq_pin_panel_pulse_down;
static xcpt_t g_irq_pin_panel_center;
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: up_buttoninit
****************************************************************************/
void up_buttoninit(void)
{
lpc17_configgpio(pin_panel_pulse_up);
lpc17_configgpio(pin_panel_pulse_down);
lpc17_configgpio(pin_panel_center);
}
/****************************************************************************
* Name: up_buttons
****************************************************************************/
uint8_t up_buttons(void)
{
uint8_t retval;
retval = lpc17_gpioread(pin_panel_pulse_up) ? 0 : pin_panel_pulse_up;
retval |= lpc17_gpioread(pin_panel_pulse_down) ? 0 : pin_panel_pulse_down;
retval |= lpc17_gpioread(pin_panel_center) ? 0 : pin_panel_center;
return retval;
}
/****************************************************************************
* Name: up_irq_pin_panel_pulse_up
****************************************************************************/
xcpt_t up_irq_pin_panel_pulse_up(xcpt_t irqhandler)
{
xcpt_t oldhandler;
irqstate_t flags;
/* Get the old button interrupt handler and save the new one */
oldhandler = g_irq_pin_panel_pulse_up;
g_irq_pin_panel_pulse_up = irqhandler;
/* Disable interrupts until we are done */
flags = irqsave();
/* Configure the interrupt */
(void)irq_attach(IRQ_pin_panel_pulse_up, irqhandler);
up_enable_irq(IRQ_pin_panel_pulse_up);
irqrestore(flags);
return oldhandler;
}
/****************************************************************************
* Name: up_irq_pin_panel_pulse_down
* ****************************************************************************/
xcpt_t up_irq_pin_panel_pulse_down(xcpt_t irqhandler)
{
xcpt_t oldhandler;
irqstate_t flags;
/* Get the old button interrupt handler and save the new one */
oldhandler = g_irq_pin_panel_pulse_down;
g_irq_pin_panel_pulse_down = irqhandler;
/* Disable interrupts until we are done */
flags = irqsave();
/* Configure the interrupt */
(void)irq_attach(IRQ_pin_panel_pulse_down, irqhandler);
up_enable_irq(IRQ_pin_panel_pulse_down);
irqrestore(flags);
return oldhandler;
}
/****************************************************************************
* Name: up_irq_pin_panel_center
* ****************************************************************************/
xcpt_t up_irq_pin_panel_center(xcpt_t irqhandler)
{
xcpt_t oldhandler;
irqstate_t flags;
/* Get the old button interrupt handler and save the new one */
oldhandler = g_irq_pin_panel_center;
g_irq_pin_panel_center = irqhandler;
/* Disable interrupts until we are done */
flags = irqsave();
/* Configure the interrupt */
(void)irq_attach(IRQ_pin_panel_center, irqhandler);
up_enable_irq(IRQ_pin_panel_center);
irqrestore(flags);
return oldhandler;
}