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Redesigned the button handling. The code now uses symbolic function defines instead of checking for specific buttons. This makes it easier to add support for new devices with different button layouts.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5091 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Björn Stenberg 2004-09-19 21:58:37 +00:00
parent 17f54a40f1
commit 6c33c51a4c
36 changed files with 1049 additions and 1163 deletions
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11
firmware/drivers/button.c
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@ -267,7 +267,6 @@ void button_set_flip(bool flip)
}
}
/*
* Get button pressed from hardware
*/
@ -376,12 +375,12 @@ static int button_read(void)
if(adc_read(2) < 0x180)
btn |= BUTTON_RIGHT;
if(adc_read(3) < 0x180)
btn |= BUTTON_PLAY | BUTTON_UP;
btn |= BUTTON_PLAY;
if ( !(porta & 0x20) )
btn |= BUTTON_ON;
if ( !(porta & 0x800) )
btn |= BUTTON_STOP | BUTTON_DOWN;
btn |= BUTTON_STOP;
return btn;
}
@ -488,7 +487,7 @@ static int button_read(void)
if(adc_read(ADC_BUTTON_OPTION) > 0x200) /* active high */
btn |= BUTTON_MENU;
if(adc_read(ADC_BUTTON_ONOFF) < 0x120) /* active low */
btn |= BUTTON_ON;
btn |= BUTTON_OFF;
/* Check the 4 direction keys, hard-coded analog limits for now */
if (data >= 0x2EF)
@ -496,9 +495,9 @@ static int button_read(void)
else if (data >= 0x246)
btn |= BUTTON_RIGHT;
else if (data >= 0x19D)
btn |= BUTTON_PLAY | BUTTON_UP;
btn |= BUTTON_UP;
else if (data >= 0x0A1)
btn |= BUTTON_STOP | BUTTON_DOWN;
btn |= BUTTON_DOWN;
return btn;
}