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Updated Fuze button code. FS#9645 by Thomas Martitz.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19629 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Björn Stenberg 2008-12-31 21:02:56 +00:00
parent 5bf0cf5910
commit 9e3844db07
4 changed files with 228 additions and 119 deletions
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77
apps/keymaps/keymap-fuze.c
View file

@ -19,7 +19,7 @@
* KIND, either express or implied.
*
****************************************************************************/
/* Button Code Definitions for Sandisk Sansa Fuze target, based on e200 keymap*/
/* Button Code Definitions for Sandisk Fuze target */
#include "config.h"
#include "action.h"
@ -40,13 +40,15 @@ static const struct button_mapping button_context_standard[] = {
{ ACTION_STD_NEXT, BUTTON_SCROLL_FWD, BUTTON_NONE },
{ ACTION_STD_NEXTREPEAT, BUTTON_SCROLL_FWD|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_STD_MENU, BUTTON_HOME|BUTTON_REL, BUTTON_DOWN },
{ ACTION_STD_MENU, BUTTON_DOWN|BUTTON_REL, BUTTON_DOWN },
{ ACTION_STD_REC, BUTTON_HOME|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_STD_OK, BUTTON_SELECT|BUTTON_REL, BUTTON_SELECT },
{ ACTION_STD_OK, BUTTON_RIGHT, BUTTON_NONE },
{ ACTION_STD_CANCEL, BUTTON_LEFT, BUTTON_NONE },
{ ACTION_STD_CANCEL, BUTTON_POWER, BUTTON_NONE },
{ ACTION_STD_QUICKSCREEN, BUTTON_HOME|BUTTON_REPEAT, BUTTON_HOME },
{ ACTION_STD_QUICKSCREEN, BUTTON_DOWN|BUTTON_REPEAT, BUTTON_DOWN },
{ ACTION_STD_CONTEXT, BUTTON_SELECT|BUTTON_REPEAT, BUTTON_SELECT },
LAST_ITEM_IN_LIST
@ -65,9 +67,9 @@ static const struct button_mapping button_context_wps[] = {
{ ACTION_WPS_SEEKFWD, BUTTON_RIGHT|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_WPS_STOPSEEK, BUTTON_RIGHT|BUTTON_REL, BUTTON_RIGHT|BUTTON_REPEAT },
{ ACTION_WPS_ABSETB_NEXTDIR, BUTTON_HOME|BUTTON_RIGHT, BUTTON_HOME },
{ ACTION_WPS_ABSETA_PREVDIR, BUTTON_HOME|BUTTON_LEFT, BUTTON_HOME },
{ ACTION_WPS_ABRESET, BUTTON_HOME|BUTTON_UP, BUTTON_HOME },
{ ACTION_WPS_ABSETB_NEXTDIR, BUTTON_POWER|BUTTON_RIGHT, BUTTON_POWER },
{ ACTION_WPS_ABSETA_PREVDIR, BUTTON_POWER|BUTTON_LEFT, BUTTON_POWER },
{ ACTION_WPS_ABRESET, BUTTON_POWER|BUTTON_UP, BUTTON_POWER },
{ ACTION_WPS_VOLUP, BUTTON_SCROLL_FWD, BUTTON_NONE },
{ ACTION_WPS_VOLUP, BUTTON_SCROLL_FWD|BUTTON_REPEAT, BUTTON_NONE },
@ -77,35 +79,36 @@ static const struct button_mapping button_context_wps[] = {
{ ACTION_WPS_BROWSE, BUTTON_SELECT|BUTTON_REL, BUTTON_SELECT },
{ ACTION_WPS_CONTEXT, BUTTON_SELECT|BUTTON_REPEAT, BUTTON_SELECT },
{ ACTION_WPS_QUICKSCREEN, BUTTON_HOME|BUTTON_REPEAT, BUTTON_HOME },
{ ACTION_WPS_QUICKSCREEN, BUTTON_DOWN|BUTTON_REPEAT, BUTTON_DOWN },
{ ACTION_WPS_MENU, BUTTON_HOME|BUTTON_REL, BUTTON_HOME },
{ ACTION_WPS_MENU, BUTTON_DOWN|BUTTON_REL, BUTTON_DOWN },
{ ACTION_WPS_REC, BUTTON_HOME|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_WPS_PITCHSCREEN, BUTTON_HOME|BUTTON_UP, BUTTON_HOME },
{ ACTION_WPS_ID3SCREEN, BUTTON_HOME|BUTTON_DOWN, BUTTON_HOME },
{ ACTION_WPS_PITCHSCREEN, BUTTON_SELECT|BUTTON_UP, BUTTON_SELECT },
{ ACTION_WPS_ID3SCREEN, BUTTON_SELECT|BUTTON_DOWN, BUTTON_SELECT },
LAST_ITEM_IN_LIST
}; /* button_context_wps */
static const struct button_mapping button_context_settings[] = {
{ ACTION_STD_CANCEL, BUTTON_HOME, BUTTON_NONE },
{ ACTION_SETTINGS_INC, BUTTON_SCROLL_FWD, BUTTON_NONE },
{ ACTION_SETTINGS_INCREPEAT,BUTTON_SCROLL_FWD|BUTTON_REPEAT,BUTTON_NONE },
{ ACTION_SETTINGS_DEC, BUTTON_SCROLL_BACK, BUTTON_NONE },
{ ACTION_SETTINGS_DECREPEAT,BUTTON_SCROLL_BACK|BUTTON_REPEAT,BUTTON_NONE },
{ ACTION_STD_CANCEL, BUTTON_POWER, BUTTON_NONE },
{ ACTION_SETTINGS_INC, BUTTON_SCROLL_FWD, BUTTON_NONE },
{ ACTION_SETTINGS_INCREPEAT,BUTTON_SCROLL_FWD|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_SETTINGS_DEC, BUTTON_SCROLL_BACK, BUTTON_NONE },
{ ACTION_SETTINGS_DECREPEAT,BUTTON_SCROLL_BACK|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_STD_PREV, BUTTON_LEFT, BUTTON_NONE },
{ ACTION_STD_PREVREPEAT, BUTTON_LEFT|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_STD_NEXT, BUTTON_RIGHT, BUTTON_NONE },
{ ACTION_STD_NEXTREPEAT, BUTTON_RIGHT|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_SETTINGS_RESET, BUTTON_SELECT, BUTTON_NONE },
{ ACTION_STD_PREV, BUTTON_LEFT, BUTTON_NONE },
{ ACTION_STD_PREVREPEAT, BUTTON_LEFT|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_STD_NEXT, BUTTON_RIGHT, BUTTON_NONE },
{ ACTION_STD_NEXTREPEAT, BUTTON_RIGHT|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_SETTINGS_RESET, BUTTON_SELECT, BUTTON_NONE },
LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD),
}; /* button_context_settings */
static const struct button_mapping button_context_list[] = {
{ ACTION_LISTTREE_PGUP, BUTTON_HOME|BUTTON_SCROLL_BACK, BUTTON_HOME },
{ ACTION_LISTTREE_PGDOWN, BUTTON_HOME|BUTTON_SCROLL_FWD, BUTTON_HOME },
{ ACTION_LISTTREE_PGDOWN, BUTTON_HOME|BUTTON_SCROLL_FWD, BUTTON_HOME },
LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD)
}; /* button_context_list */
@ -149,7 +152,7 @@ static const struct button_mapping button_context_yesno[] = {
static const struct button_mapping button_context_quickscreen[] = {
{ ACTION_NONE, BUTTON_LEFT, BUTTON_NONE },
{ ACTION_STD_CANCEL, BUTTON_HOME|BUTTON_REL, BUTTON_NONE },
{ ACTION_STD_CANCEL, BUTTON_POWER|BUTTON_REL, BUTTON_NONE },
{ ACTION_QS_DOWNINV, BUTTON_UP|BUTTON_REL, BUTTON_NONE },
{ ACTION_QS_DOWNINV, BUTTON_UP|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_QS_DOWN, BUTTON_DOWN|BUTTON_REL, BUTTON_NONE },
@ -165,7 +168,7 @@ static const struct button_mapping button_context_quickscreen[] = {
static const struct button_mapping button_context_settings_right_is_inc[] = {
{ ACTION_SETTINGS_INC, BUTTON_SCROLL_FWD, BUTTON_NONE },
{ ACTION_SETTINGS_INCREPEAT, BUTTON_SCROLL_FWD|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_SETTINGS_DEC, BUTTON_SCROLL_BACK, BUTTON_NONE },
{ ACTION_SETTINGS_DEC, BUTTON_SCROLL_BACK, BUTTON_NONE },
{ ACTION_SETTINGS_DECREPEAT, BUTTON_SCROLL_BACK|BUTTON_REPEAT,BUTTON_NONE },
{ ACTION_STD_PREV, BUTTON_UP|BUTTON_REL, BUTTON_NONE },
@ -175,8 +178,8 @@ static const struct button_mapping button_context_settings_right_is_inc[] = {
{ ACTION_NONE, BUTTON_SELECT, BUTTON_NONE },
{ ACTION_STD_OK, BUTTON_SELECT|BUTTON_REL, BUTTON_NONE },
{ ACTION_NONE, BUTTON_LEFT|BUTTON_REL, BUTTON_LEFT },
{ ACTION_NONE, BUTTON_LEFT, BUTTON_NONE },
{ ACTION_STD_CANCEL, BUTTON_LEFT|BUTTON_REL, BUTTON_NONE },
{ ACTION_NONE, BUTTON_POWER, BUTTON_NONE },
{ ACTION_STD_CANCEL, BUTTON_POWER|BUTTON_REL, BUTTON_NONE },
LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD),
}; /* button_context_settings_right_is_inc */
@ -199,9 +202,9 @@ static const struct button_mapping button_context_pitchscreen[] = {
{ ACTION_PS_NUDGE_LEFTOFF, BUTTON_LEFT|BUTTON_REL, BUTTON_NONE },
{ ACTION_PS_NUDGE_RIGHT, BUTTON_RIGHT, BUTTON_NONE },
{ ACTION_PS_NUDGE_RIGHTOFF, BUTTON_RIGHT|BUTTON_REL, BUTTON_NONE },
{ ACTION_PS_TOGGLE_MODE, BUTTON_DOWN, BUTTON_NONE },
{ ACTION_PS_TOGGLE_MODE, BUTTON_HOME, BUTTON_NONE },
{ ACTION_PS_RESET, BUTTON_SELECT, BUTTON_NONE },
{ ACTION_PS_EXIT, BUTTON_HOME, BUTTON_NONE },
{ ACTION_PS_EXIT, BUTTON_POWER, BUTTON_NONE },
{ ACTION_PS_EXIT, BUTTON_UP, BUTTON_NONE },
LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD),
@ -210,8 +213,8 @@ static const struct button_mapping button_context_pitchscreen[] = {
/** Recording Screen **/
static const struct button_mapping button_context_recscreen[] = {
{ ACTION_REC_PAUSE, BUTTON_UP|BUTTON_REL, BUTTON_UP },
{ ACTION_STD_CANCEL, BUTTON_HOME|BUTTON_REL, BUTTON_HOME },
{ ACTION_REC_NEWFILE, BUTTON_DOWN|BUTTON_REL, BUTTON_DOWN },
{ ACTION_STD_CANCEL, BUTTON_POWER|BUTTON_REL, BUTTON_POWER },
{ ACTION_REC_NEWFILE, BUTTON_HOME|BUTTON_REL, BUTTON_HOME },
{ ACTION_STD_MENU, BUTTON_SELECT|BUTTON_REPEAT, BUTTON_SELECT},
{ ACTION_SETTINGS_INC, BUTTON_RIGHT, BUTTON_NONE },
{ ACTION_SETTINGS_INCREPEAT, BUTTON_RIGHT|BUTTON_REPEAT, BUTTON_NONE },
@ -221,7 +224,7 @@ static const struct button_mapping button_context_recscreen[] = {
{ ACTION_STD_PREV, BUTTON_SCROLL_BACK|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_STD_NEXT, BUTTON_SCROLL_FWD, BUTTON_NONE },
{ ACTION_STD_NEXT, BUTTON_SCROLL_FWD|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_NONE, BUTTON_DOWN, BUTTON_DOWN },
{ ACTION_NONE, BUTTON_DOWN|BUTTON_REL, BUTTON_DOWN },
LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD)
}; /* button_context_recscreen */
@ -242,23 +245,21 @@ static const struct button_mapping button_context_keyboard[] = {
{ ACTION_KBD_RIGHT, BUTTON_RIGHT, BUTTON_NONE },
{ ACTION_KBD_RIGHT, BUTTON_RIGHT|BUTTON_REPEAT, BUTTON_NONE },
/*
{ ACTION_KBD_CURSOR_LEFT, BUTTON_REC|BUTTON_LEFT, BUTTON_NONE },
{ ACTION_KBD_CURSOR_LEFT, BUTTON_REC|BUTTON_LEFT|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_KBD_CURSOR_RIGHT, BUTTON_REC|BUTTON_RIGHT, BUTTON_NONE },
{ ACTION_KBD_CURSOR_RIGHT, BUTTON_REC|BUTTON_RIGHT|BUTTON_REPEAT, BUTTON_NONE },
*/
{ ACTION_KBD_CURSOR_LEFT, BUTTON_HOME|BUTTON_LEFT, BUTTON_NONE },
{ ACTION_KBD_CURSOR_LEFT, BUTTON_HOME|BUTTON_LEFT|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_KBD_CURSOR_RIGHT, BUTTON_HOME|BUTTON_RIGHT, BUTTON_NONE },
{ ACTION_KBD_CURSOR_RIGHT, BUTTON_HOME|BUTTON_RIGHT|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_KBD_UP, BUTTON_SCROLL_BACK, BUTTON_NONE },
{ ACTION_KBD_UP, BUTTON_SCROLL_BACK|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_KBD_DOWN, BUTTON_SCROLL_FWD, BUTTON_NONE },
{ ACTION_KBD_DOWN, BUTTON_SCROLL_FWD|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_KBD_PAGE_FLIP, BUTTON_HOME|BUTTON_SELECT, BUTTON_HOME },
{ ACTION_KBD_PAGE_FLIP, BUTTON_HOME|BUTTON_SELECT, BUTTON_HOME },
{ ACTION_KBD_BACKSPACE, BUTTON_DOWN, BUTTON_NONE },
{ ACTION_KBD_BACKSPACE, BUTTON_DOWN|BUTTON_REPEAT, BUTTON_NONE },
{ ACTION_KBD_SELECT, BUTTON_SELECT, BUTTON_NONE },
{ ACTION_KBD_DONE, BUTTON_UP, BUTTON_NONE },
{ ACTION_KBD_ABORT, BUTTON_HOME|BUTTON_REL, BUTTON_NONE },
{ ACTION_KBD_ABORT, BUTTON_POWER, BUTTON_NONE },
LAST_ITEM_IN_LIST
}; /* button_context_keyboard */

2
firmware/target/arm/as3525/clock-target.h
View file

@ -53,7 +53,7 @@
#elif defined(SANSA_M200V4)
#define AS3525_DBOP_FREQ 8000000
#elif defined(SANSA_FUZE)
#define AS3525_DBOP_FREQ 24000000
#define AS3525_DBOP_FREQ 8000000
#elif defined(SANSA_E200V2)
#define AS3525_DBOP_FREQ 8000000
#elif defined(SANSA_C200V2)

257
firmware/target/arm/as3525/sansa-fuze/button-fuze.c
View file

@ -7,7 +7,8 @@
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2006 by Barry Wardell
* Copyright (C) 2008 by Thomas Martitz
* Copyright (C) 2008 by Dominik Wenger
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@ -19,118 +20,229 @@
*
****************************************************************************/
/* Taken from button-h10.c by Barry Wardell and reverse engineering by MrH. */
/* Basic button driver for the Fuze
*
* TODO: - Get the wheel working with interrupts
* - find that Home button
*/
#include "system.h"
#include "button.h"
#include "button-target.h"
#include "backlight.h"
#include "powermgmt.h"
#define WHEEL_REPEAT_INTERVAL 300000
#define WHEEL_FAST_ON_INTERVAL 20000
#define WHEEL_FAST_OFF_INTERVAL 60000
#define WHEEL_REPEAT_INTERVAL 30
#define WHEELCLICKS_PER_ROTATION 48 /* wheelclicks per full rotation */
/* Clickwheel */
#ifndef BOOTLOADER
static unsigned int old_wheel_value = 0;
static unsigned int wheel_repeat = BUTTON_NONE;
static unsigned int wheel_click_count = 0;
static unsigned int wheel_delta = 0;
static int wheel_fast_mode = 0;
static unsigned long last_wheel_usec = 0;
static unsigned long wheel_velocity = 0;
static long last_wheel_post = 0;
static long next_backlight_on = 0;
/* Buttons */
static bool hold_button = false;
static bool hold_button_old = false;
#define _button_hold() hold_button
#else
#define _button_hold() false /* FIXME */
#endif /* BOOTLOADER */
static int int_btn = BUTTON_NONE;
#define hold_button false
#endif /* !BOOTLOADER */
static int int_btn = BUTTON_NONE;
static short dbop_din = BUTTON_NONE;
void button_init_device(void)
{
}
bool button_hold(void)
{
return _button_hold();
GPIOA_DIR |= (1<<1);
GPIOA_PIN(1) = (1<<1);
}
/* clickwheel */
#ifndef BOOTLOADER
void clickwheel_int(void)
#if !defined(BOOTLOADER) && defined(HAVE_SCROLLWHEEL)
static void get_wheel(void)
{
static unsigned int old_wheel_value = 0;
static unsigned int wheel_value = 0;
static unsigned int wheel_repeat = BUTTON_NONE;
/* getting BUTTON_REPEAT works like this: We increment repeat by if the
* wheel was turned, and decrement it by 1 each tick,
* that means: if you change the wheel fast enough, repeat will be >1 and
* we send BUTTON_REPEAT
*/
static int repeat;
/* we omit 3 of 4 posts to the button_queue, that works better, so count */
static int counter = 0;
/* Read wheel
* Bits 13 and 14 of DBOP_DIN change as follows:
* Clockwise rotation 00 -> 01 -> 11 -> 10 -> 00
* Counter-clockwise 00 -> 10 -> 11 -> 01 -> 00
*/
static const unsigned char wheel_tbl[2][4] =
{
{ 2, 0, 3, 1 }, /* Clockwise rotation */
{ 1, 3, 0, 2 }, /* Counter-clockwise */
};
wheel_value = dbop_din & (1<<13|1<<14);
wheel_value >>= 13;
/* did the wheel value change? */
if (!hold_button)
{
unsigned int btn = BUTTON_NONE;
if (old_wheel_value == wheel_tbl[0][wheel_value])
btn = BUTTON_SCROLL_FWD;
else if (old_wheel_value == wheel_tbl[1][wheel_value])
btn = BUTTON_SCROLL_BACK;
if (btn != BUTTON_NONE)
{
if (btn != wheel_repeat)
{
/* direction reversals nullify repeats */
wheel_repeat = btn;
repeat = 0;
}
if (btn != BUTTON_NONE)
{
/* generate repeats if quick enough */
if (repeat > 0)
{
btn |= BUTTON_REPEAT;
}
repeat += 2;
/* the wheel is more reliable if we don't send ever change,
* every 4th is basically one "physical click" is 1 item in
* the rockbox menus */
if (queue_empty(&button_queue) && ++counter >= 4)
{
backlight_on();
/* 1<<24 is rather arbitary, seems to work well */
queue_post(&button_queue, btn, 1<<24);
/* message posted - reset count */
counter = 0;
}
}
}
}
if (repeat > 0)
repeat--;
else
repeat = 0;
old_wheel_value = wheel_value;
}
#endif /* BOOTLOADER */
#endif /* !defined(BOOTLOADER) && defined(SCROLLWHEEL) */
/* device buttons */
/* device buttons */
void button_int(void)
#if !defined(BOOTLOADER)
/* get hold button state */
static void get_hold(void)
{
int dir_save_b = 0;
int afsel_save_b = 0;
int dir_save_c = 0;
int afsel_save_c = 0;
hold_button = dbop_din & (1<<12);
}
#endif
int_btn = BUTTON_NONE;
bool button_hold(void)
{
return hold_button;
}
/* Save the current direction and afsel */
dir_save_b = GPIOB_DIR;
afsel_save_b = GPIOB_AFSEL;
dir_save_c = GPIOC_DIR;
afsel_save_c = GPIOC_AFSEL;
static void get_power(void)
{
if (dbop_din & (1<<8))
int_btn |= BUTTON_POWER;
}
GPIOB_DIR = 0;
GPIOB_AFSEL = 0;
GPIOC_DIR = 0;
GPIOC_AFSEL = 0;
static void get_button_from_dbob(void)
{
int_btn &= ~(BUTTON_HOLD|
BUTTON_POWER);
/* These should not be needed with button event interupts */
/* they are necessary now to clear out lcd data */
GPIOC_PIN(0) |= 1;
GPIOC_PIN(1) |= 1;
GPIOC_PIN(2) |= 1;
GPIOC_PIN(3) |= 1;
GPIOC_PIN(4) |= 1;
GPIOC_PIN(5) |= 1;
GPIOC_PIN(6) |= 1;
GPIOC_PIN(7) |= 1;
/* Wait for fifo to empty */
while ((DBOP_STAT & (1<<10)) == 0);
DBOP_CTRL |= (1<<19);
DBOP_CTRL &= ~(1<<16); /* disable output */
DBOP_TIMPOL_01 = 0xe167e167;
DBOP_TIMPOL_23 = 0xe167006e;
int loop = 0;
do
{
asm volatile ("nop\n");
loop++;
} while(loop < 64);
DBOP_CTRL |= (1<<15); /* start read */
int temp;
do
{
temp = DBOP_STAT;
} while ((temp & (1<<16)) == 0); /* wait for valid data */
dbop_din = DBOP_DIN; /* now read */
DBOP_TIMPOL_01 = 0x6e167;
DBOP_TIMPOL_23 = 0xa167e06f;
DBOP_CTRL |= (1<<16);
DBOP_CTRL &= ~(1<<19);
#if !defined(BOOTLOADER)
get_hold();
#if defined(HAVE_SCROLLWHEEL)
get_wheel();
#endif
#endif
get_power();
}
static void get_button_from_gpio(void)
{
/* reset buttons we're going to read */
int_btn &= ~(BUTTON_LEFT|
BUTTON_RIGHT|
BUTTON_UP|
BUTTON_DOWN|
BUTTON_SELECT);
if(hold_button)
return;
/* set afsel, so that we can read our buttons */
GPIOC_AFSEL &= ~(1<<2|1<<3|1<<4|1<<5|1<<6);
/* set dir so we can read our buttons (but reset the C pins first) */
GPIOB_DIR &= ~(1<<4);
GPIOC_DIR |= (1<<2|1<<3|1<<4|1<<5|1<<6);
GPIOC_PIN(2) |= (1<<2);
GPIOC_PIN(3) |= (1<<3);
GPIOC_PIN(4) |= (1<<4);
GPIOC_PIN(5) |= (1<<5);
GPIOC_PIN(6) |= (1<<6);
GPIOC_DIR &= ~(1<<2|1<<3|1<<4|1<<5|1<<6);
/* small delay needed to read buttons correctly */
int delay = 50;
while(delay >0) delay--;
/* direct GPIO connections */
if (GPIOB_PIN(4))
int_btn |= BUTTON_POWER;
if (!GPIOC_PIN(3))
int_btn |= BUTTON_LEFT;
if (!GPIOC_PIN(2))
int_btn |= BUTTON_UP;
if (!GPIOC_PIN(6))
int_btn |= BUTTON_DOWN;
if (!GPIOC_PIN(5))
int_btn |= BUTTON_RIGHT;
if (!GPIOC_PIN(4))
int_btn |= BUTTON_SELECT;
if (!GPIOC_PIN(3))
int_btn |= BUTTON_LEFT;
if (!GPIOC_PIN(2))
int_btn |= BUTTON_UP;
/* return to settings needed for lcd */
GPIOB_DIR = dir_save_b;
GPIOB_AFSEL = afsel_save_b;
GPIOC_DIR = dir_save_c;
GPIOC_AFSEL = afsel_save_c;
GPIOC_DIR |= (1<<2|1<<3|1<<4|1<<5|1<<6);
GPIOC_AFSEL |= (1<<2|1<<3|1<<4|1<<5|1<<6);
}
static inline void get_buttons_from_hw(void)
{
get_button_from_dbob();
get_button_from_gpio();
}
/*
* Get button pressed from hardware
*/
int button_read_device(void)
{
#ifdef BOOTLOADER
/* Read buttons directly in the bootloader */
button_int();
#else
get_buttons_from_hw();
#ifndef BOOTLOADER
/* light handling */
if (hold_button != hold_button_old)
{
@ -139,6 +251,5 @@ int button_read_device(void)
}
#endif /* BOOTLOADER */
/* The int_btn variable is set in the button interrupt handler */
return int_btn;
return int_btn; /* set in button_int */
}

11
firmware/target/arm/as3525/sansa-fuze/button-target.h
View file

@ -27,13 +27,9 @@
#define HAS_BUTTON_HOLD
bool button_hold(void);
void button_init_device(void);
bool button_hold(void);
int button_read_device(void);
#ifndef BOOTLOADER
void clickwheel_int(void);
#endif
void button_int(void);
/* Sandisk Sansa Fuze button codes */
@ -51,11 +47,12 @@ void button_int(void);
#define BUTTON_SCROLL_BACK 0x00000080
#define BUTTON_SCROLL_FWD 0x00000100
#define BUTTON_HOLD 0x00000200
#define BUTTON_HOLD 0x00000400
#define BUTTON_MAIN (BUTTON_HOME|BUTTON_DOWN|BUTTON_RIGHT|BUTTON_LEFT \
|BUTTON_SELECT|BUTTON_UP|BUTTON_POWER \
|BUTTON_SCROLLBACK|BUTTON_SCROLL_FWD|BUTTON_HOLD)
|BUTTON_SCROLL_BACK|BUTTON_SCROLL_FWD| \
|BUTTON_HOLD)
/* No Remote control */
#define BUTTON_REMOTE 0