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Philips SA9200: Working touchpad and button lights! Also, improvements to the keymap (still needs work).

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21346 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Mark Arigo 2009-06-19 03:23:38 +00:00
parent 6a0d931f38
commit a61196fd3a
11 changed files with 330 additions and 185 deletions
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79
firmware/target/arm/philips/sa9200/button-sa9200.c
View file

@ -22,12 +22,59 @@
#include "system.h"
#include "button.h"
#include "backlight.h"
#include "synaptics-mep.h"
#define LOGF_ENABLE
#include "logf.h"
static int int_btn = BUTTON_NONE;
#ifndef BOOTLOADER
void button_init_device(void)
{
/* TODO...for now, hardware initialisation is done by the c200 bootloader */
/* The touchpad is powered on and initialized in power-sa9200.c
since it needs to be ready for both buttons and button lights. */
}
/*
* Button interrupt handler
*/
void button_int(void)
{
char data[4];
int val;
int_btn = BUTTON_NONE;
val = touchpad_read_device(data, 4);
if (val == MEP_BUTTON_HEADER)
{
/* Buttons packet */
if (data[1] & 0x1) int_btn |= BUTTON_FFWD;
if (data[1] & 0x2) int_btn |= BUTTON_RIGHT;
if (data[1] & 0x4) int_btn |= BUTTON_LEFT;
if (data[1] & 0x8) int_btn |= BUTTON_REW;
if (data[2] & 0x1) int_btn |= BUTTON_MENU;
}
else if (val == MEP_ABSOLUTE_HEADER)
{
/* Absolute packet - the finger is on the vertical strip.
Position ranges from 1-4095, with 1 at the bottom. */
val = ((data[1] >> 4) << 8) | data[2]; /* position */
if ((val > 0) && (val <= 1365))
int_btn |= BUTTON_DOWN;
else if ((val > 1365) && (val <= 2730))
int_btn |= BUTTON_PLAY;
else if ((val > 2730) && (val <= 4095))
int_btn |= BUTTON_UP;
}
}
#else
void button_init_device(void){}
#endif /* bootloader */
bool button_hold(void)
{
return !(GPIOL_INPUT_VAL & 0x40);
@ -38,32 +85,14 @@ bool button_hold(void)
*/
int button_read_device(void)
{
int btn = BUTTON_NONE;
static bool hold_button = false;
bool hold_button_old;
int btn = int_btn;
/* Hold */
hold_button_old = hold_button;
hold_button = button_hold();
if (button_hold())
return BUTTON_NONE;
#ifndef BOOTLOADER
if (hold_button != hold_button_old)
backlight_hold_changed(hold_button);
#endif
/* device buttons */
if (!hold_button)
{
#if 0
if (!(GPIOB_INPUT_VAL & 0x20)) btn |= BUTTON_POWER;
if (!(GPIOF_INPUT_VAL & 0x10)) btn |= BUTTON_VOL_UP;
if (!(GPIOF_INPUT_VAL & 0x04)) btn |= BUTTON_VOL_DOWN;
#endif
/* A hack until the touchpad works */
if (!(GPIOB_INPUT_VAL & 0x20)) btn |= BUTTON_SELECT;
if (!(GPIOF_INPUT_VAL & 0x10)) btn |= BUTTON_UP;
if (!(GPIOF_INPUT_VAL & 0x04)) btn |= BUTTON_DOWN;
}
if (!(GPIOB_INPUT_VAL & 0x20)) btn |= BUTTON_POWER;
if (!(GPIOF_INPUT_VAL & 0x10)) btn |= BUTTON_VOL_UP;
if (!(GPIOF_INPUT_VAL & 0x04)) btn |= BUTTON_VOL_DOWN;
return btn;
}