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Added player button scanning

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@154 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Björn Stenberg 2002-04-20 14:42:49 +00:00
parent e7246de933
commit 8c1d94fb23
2 changed files with 64 additions and 17 deletions
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50
firmware/button.c
View file

@ -21,13 +21,11 @@
*/
#include "config.h"
#ifdef HAVE_RECORDER_KEYPAD
#include "types.h"
#include "sh7034.h"
#include "button.h"
#ifdef HAVE_RECORDER_KEYPAD
/* AJBR buttons are connected to the CPU as follows:
*
* ON and OFF are connected to separate port B input pins.
@ -148,7 +146,49 @@ int button_get(void)
return ret;
}
#endif /* HAVE_RECORDER_KEYPAD */
#elif HAVE_PLAYER_KEYPAD
/* The player has all buttons on port pins:
LEFT: PC0
RIGHT: PC2
PLAY: PC3
STOP: PA11
ON: PA5
MENU: PC1
*/
void button_init(void)
{
/* set port pins as input */
PAIOR &= ~0x820;
}
int button_get(void)
{
int porta = PADR;
int portc = PCDR;
int btn = 0;
if ( portc & 1 )
btn |= BUTTON_LEFT;
if ( portc & 2 )
btn |= BUTTON_MENU;
if ( portc & 4 )
btn |= BUTTON_RIGHT;
if ( portc & 8 )
btn |= BUTTON_PLAY | BUTTON_UP;
if ( porta & 0x20 )
btn |= BUTTON_ON;
if ( porta & 0x800 )
btn |= BUTTON_STOP | BUTTON_DOWN;
return btn;
}
#endif
/* -----------------------------------------------------------------
* local variables:

31
firmware/button.h
View file

@ -19,29 +19,36 @@
#include "config.h"
#ifdef HAVE_RECORDER_KEYPAD
/*
* Archos Jukebox Recorder button functions
*/
void button_init (void);
int button_get (void);
/* Button codes */
/* Shared button codes */
#define BUTTON_NONE 0x0000
#define BUTTON_ON 0x0001
#define BUTTON_OFF 0x0002
#define BUTTON_PLAY 0x0004
#define BUTTON_UP 0x0010
#define BUTTON_DOWN 0x0020
#define BUTTON_LEFT 0x0040
#define BUTTON_RIGHT 0x0080
#define BUTTON_F1 0x0100
#define BUTTON_F2 0x0200
#define BUTTON_F3 0x0400
/* Button modifiers */
#define BUTTON_HELD 0x4000
#define BUTTON_REL 0x8000
void button_init (void);
int button_get (void);
#ifdef HAVE_RECORDER_KEYPAD
/* Recorder specific button codes */
#define BUTTON_OFF 0x0002
#define BUTTON_PLAY 0x0004
#define BUTTON_F1 0x0100
#define BUTTON_F2 0x0200
#define BUTTON_F3 0x0400
#elif HAVE_PLAYER_KEYPAD
/* Jukebox 6000 and Studio specific button codes */
#define BUTTON_MENU 0x0002
#define BUTTON_PLAY BUTTON_UP
#define BUTTON_STOP BUTTON_DOWN
#endif