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-rw-r--r--firmware/target/hosted/backlight-target.h (renamed from firmware/target/hosted/agptek/backlight-target.h)0
-rw-r--r--firmware/target/hosted/backlight-unix.c (renamed from firmware/target/hosted/agptek/backlight-agptek.c)0
-rw-r--r--firmware/target/hosted/filesystem-app.c6
-rw-r--r--firmware/target/hosted/rtc.c2
-rw-r--r--firmware/target/hosted/sdl/sim-ui-defines.h16
-rw-r--r--firmware/target/hosted/sysfs.c (renamed from firmware/target/hosted/agptek/sysfs.c)0
-rw-r--r--firmware/target/hosted/sysfs.h (renamed from firmware/target/hosted/agptek/sysfs.h)0
-rw-r--r--firmware/target/hosted/system-hosted.c (renamed from firmware/target/hosted/agptek/system-agptek.c)0
-rw-r--r--firmware/target/hosted/xduoo/adc-target.h0
-rw-r--r--firmware/target/hosted/xduoo/button-target.h46
-rw-r--r--firmware/target/hosted/xduoo/button-xduoo.c202
-rw-r--r--firmware/target/hosted/xduoo/debug-xduoo.c6
-rw-r--r--firmware/target/hosted/xduoo/lcd-target.h32
-rw-r--r--firmware/target/hosted/xduoo/lcd-xduoo.c140
-rw-r--r--firmware/target/hosted/xduoo/power-xduoo.c74
-rw-r--r--firmware/target/hosted/xduoo/power-xduoo.h31
-rw-r--r--firmware/target/hosted/xduoo/powermgmt-xduoo.c70
-rw-r--r--firmware/target/hosted/xduoo/system-target.h28
-rw-r--r--firmware/target/hosted/xduoo/usb-xduoo.c118
-rw-r--r--firmware/target/hosted/xduoo/xduoo.make52
20 files changed, 818 insertions, 5 deletions
diff --git a/firmware/target/hosted/agptek/backlight-target.h b/firmware/target/hosted/backlight-target.h
index e3b8a7bd78..e3b8a7bd78 100644
--- a/firmware/target/hosted/agptek/backlight-target.h
+++ b/firmware/target/hosted/backlight-target.h
diff --git a/firmware/target/hosted/agptek/backlight-agptek.c b/firmware/target/hosted/backlight-unix.c
index 2f00787f72..2f00787f72 100644
--- a/firmware/target/hosted/agptek/backlight-agptek.c
+++ b/firmware/target/hosted/backlight-unix.c
diff --git a/firmware/target/hosted/filesystem-app.c b/firmware/target/hosted/filesystem-app.c
index d9fcd64e2d..b49412ea48 100644
--- a/firmware/target/hosted/filesystem-app.c
+++ b/firmware/target/hosted/filesystem-app.c
@@ -36,8 +36,7 @@
#include "rbpaths.h"
#include "logf.h"
-
-#if defined(AGPTEK_ROCKER) && !defined(BOOTLOADER)
+#if (defined(AGPTEK_ROCKER) || defined(XDUOO_X3II) || defined(XDUOO_X20)) && !defined(BOOTLOADER)
#define PIVOT_ROOT "/mnt/sd_0"
#endif
@@ -52,7 +51,8 @@ static const char rbhome[] = HOME_DIR;
#endif
#if !(defined(SAMSUNG_YPR0) || defined(SAMSUNG_YPR1) || defined(DX50) || \
- defined(SONY_NWZ_LINUX) || defined(DX90) || defined(AGPTEK_ROCKER)) && \
+ defined(SONY_NWZ_LINUX) || defined(DX90) || defined(AGPTEK_ROCKER) || \
+ defined(XDUOO_X3II) || defined(XDUOO_X20)) && \
!defined(__PCTOOL__)
/* Special dirs are user-accessible (and user-writable) dirs which take priority
* over the ones where Rockbox is installed to. Classic example would be
diff --git a/firmware/target/hosted/rtc.c b/firmware/target/hosted/rtc.c
index 178e797a8d..488531c77c 100644
--- a/firmware/target/hosted/rtc.c
+++ b/firmware/target/hosted/rtc.c
@@ -42,7 +42,7 @@ int rtc_read_datetime(struct tm *tm)
int rtc_write_datetime(const struct tm *tm)
{
-#if defined(AGPTEK_ROCKER) && !defined(WIN32)
+#if !defined(WIN32)
struct timeval tv;
struct tm *tm_time;
diff --git a/firmware/target/hosted/sdl/sim-ui-defines.h b/firmware/target/hosted/sdl/sim-ui-defines.h
index 99ae062595..1e96383682 100644
--- a/firmware/target/hosted/sdl/sim-ui-defines.h
+++ b/firmware/target/hosted/sdl/sim-ui-defines.h
@@ -521,6 +521,7 @@
#define UI_HEIGHT 380
#define UI_LCD_POSX 29
#define UI_LCD_POSY 25
+
#elif defined(XDUOO_X3)
#define UI_TITLE "xDuoo X3"
#define UI_WIDTH 192 /* width of GUI window */
@@ -528,6 +529,20 @@
#define UI_LCD_POSX 34
#define UI_LCD_POSY 73
+#elif defined(XDUOO_X3II)
+#define UI_TITLE "xDuoo X3ii"
+#define UI_WIDTH 322 /* width of GUI window */
+#define UI_HEIGHT 609 /* height of GUI window */
+#define UI_LCD_POSX 43
+#define UI_LCD_POSY 62
+
+#elif defined(XDUOO_X20)
+#define UI_TITLE "xDuoo X20"
+#define UI_WIDTH 322 /* width of GUI window */
+#define UI_HEIGHT 609 /* height of GUI window */
+#define UI_LCD_POSX 43
+#define UI_LCD_POSY 62
+
#elif defined(IHIFI770)
#define UI_TITLE "iHiFi 770"
#define UI_WIDTH 382 /* width of GUI window */
@@ -554,4 +569,3 @@
#endif
#endif /* #ifndef __UISDL_H__ */
-
diff --git a/firmware/target/hosted/agptek/sysfs.c b/firmware/target/hosted/sysfs.c
index 177f338911..177f338911 100644
--- a/firmware/target/hosted/agptek/sysfs.c
+++ b/firmware/target/hosted/sysfs.c
diff --git a/firmware/target/hosted/agptek/sysfs.h b/firmware/target/hosted/sysfs.h
index 639cc1c409..639cc1c409 100644
--- a/firmware/target/hosted/agptek/sysfs.h
+++ b/firmware/target/hosted/sysfs.h
diff --git a/firmware/target/hosted/agptek/system-agptek.c b/firmware/target/hosted/system-hosted.c
index 7f0949daf2..7f0949daf2 100644
--- a/firmware/target/hosted/agptek/system-agptek.c
+++ b/firmware/target/hosted/system-hosted.c
diff --git a/firmware/target/hosted/xduoo/adc-target.h b/firmware/target/hosted/xduoo/adc-target.h
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/firmware/target/hosted/xduoo/adc-target.h
diff --git a/firmware/target/hosted/xduoo/button-target.h b/firmware/target/hosted/xduoo/button-target.h
new file mode 100644
index 0000000000..6cca5c22a0
--- /dev/null
+++ b/firmware/target/hosted/xduoo/button-target.h
@@ -0,0 +1,46 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ *
+ * Copyright (C) 2018 by Roman Stolyarov
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#ifndef _BUTTON_TARGET_H_
+#define _BUTTON_TARGET_H_
+
+#define HAS_BUTTON_HOLD
+
+/* Main unit's buttons */
+#define BUTTON_POWER 0x00000001
+#define BUTTON_HOME 0x00000002
+#define BUTTON_OPTION 0x00000004
+#define BUTTON_PREV 0x00000008
+#define BUTTON_NEXT 0x00000010
+#define BUTTON_PLAY 0x00000020
+#define BUTTON_VOL_UP 0x00000040
+#define BUTTON_VOL_DOWN 0x00000080
+
+#define BUTTON_LEFT 0
+#define BUTTON_RIGHT 0
+
+#define BUTTON_MAIN (BUTTON_POWER | BUTTON_HOME | BUTTON_OPTION | BUTTON_PREV | \
+ BUTTON_NEXT | BUTTON_PLAY | BUTTON_VOL_UP | BUTTON_VOL_DOWN)
+
+/* Software power-off */
+#define POWEROFF_BUTTON BUTTON_POWER
+#define POWEROFF_COUNT 25
+
+#endif /* _BUTTON_TARGET_H_ */
+
diff --git a/firmware/target/hosted/xduoo/button-xduoo.c b/firmware/target/hosted/xduoo/button-xduoo.c
new file mode 100644
index 0000000000..9fd1392b89
--- /dev/null
+++ b/firmware/target/hosted/xduoo/button-xduoo.c
@@ -0,0 +1,202 @@
+/***************************************************************************
+ * __________ __ ___
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ *
+ * Copyright (C) 2017 Marcin Bukat
+ * Copyright (C) 2018 Roman Stolyarov
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include <poll.h>
+//#include <dir.h>
+#include <errno.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <linux/input.h>
+#include <fcntl.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "sysfs.h"
+#include "button.h"
+#include "button-target.h"
+#include "panic.h"
+
+#include "kernel.h"
+#include "backlight.h"
+#include "backlight-target.h"
+
+static bool soft_hold = false;
+#ifndef BOOTLOADER
+static unsigned soft_hold_counter = 0;
+#define SOFT_HOLD_BUTTON BUTTON_POWER
+#define SOFT_HOLD_CNTMAX_1 (HZ)
+#define SOFT_HOLD_CNTMAX_2 (HZ*2)
+#endif
+
+#define NR_POLL_DESC 3
+static struct pollfd poll_fds[NR_POLL_DESC];
+
+static int button_map(int keycode)
+{
+ switch(keycode)
+ {
+ case KEY_BACK:
+ return BUTTON_HOME;
+
+ case KEY_MENU:
+ return BUTTON_OPTION;
+
+ case KEY_UP:
+ return BUTTON_PREV;
+
+ case KEY_DOWN:
+ return BUTTON_NEXT;
+
+ case KEY_ENTER:
+ return BUTTON_PLAY;
+
+ case KEY_VOLUMEUP:
+ return BUTTON_VOL_UP;
+
+ case KEY_VOLUMEDOWN:
+ return BUTTON_VOL_DOWN;
+
+ case KEY_POWER:
+ return BUTTON_POWER;
+
+ default:
+ return 0;
+ }
+}
+
+void button_init_device(void)
+{
+ const char * const input_devs[] = {
+ "/dev/input/event0",
+ "/dev/input/event1",
+ "/dev/input/event2"
+ };
+
+ for(int i = 0; i < NR_POLL_DESC; i++)
+ {
+ int fd = open(input_devs[i], O_RDWR);
+
+ if(fd < 0)
+ {
+ panicf("Cannot open input device: %s\n", input_devs[i]);
+ }
+
+ poll_fds[i].fd = fd;
+ poll_fds[i].events = POLLIN;
+ poll_fds[i].revents = 0;
+ }
+}
+
+int button_read_device(void)
+{
+ static int button_bitmap = 0;
+ struct input_event event;
+
+ /* check if there are any events pending and process them */
+ while(poll(poll_fds, NR_POLL_DESC, 0))
+ {
+ for(int i = 0; i < NR_POLL_DESC; i++)
+ {
+ /* read only if non-blocking */
+ if(poll_fds[i].revents & POLLIN)
+ {
+ int size = read(poll_fds[i].fd, &event, sizeof(event));
+ if(size == (int)sizeof(event))
+ {
+ int keycode = event.code;
+ /* event.value == 1 means press
+ * event.value == 0 means release
+ */
+ bool press = event.value ? true : false;
+
+ /* map linux event code to rockbox button bitmap */
+ if(press)
+ {
+ button_bitmap |= button_map(keycode);
+ }
+ else
+ {
+ button_bitmap &= ~button_map(keycode);
+ }
+ }
+ }
+ }
+ }
+
+#ifndef BOOTLOADER
+ if (button_bitmap == SOFT_HOLD_BUTTON) {
+ soft_hold_counter++;
+ if (soft_hold_counter == SOFT_HOLD_CNTMAX_1) {
+ soft_hold = !soft_hold;
+ backlight_hold_changed(soft_hold);
+ }
+ else
+ if (soft_hold_counter == SOFT_HOLD_CNTMAX_2) {
+ soft_hold = false;
+ backlight_hold_changed(soft_hold);
+ }
+ } else {
+ soft_hold_counter = 0;
+ }
+
+ if((soft_hold) && (button_bitmap != SOFT_HOLD_BUTTON)) {
+ return BUTTON_NONE;
+ }
+#endif
+
+ return button_bitmap;
+}
+
+bool headphones_inserted(void)
+{
+ int status = 0;
+ const char * const sysfs_lo_switch = "/sys/class/switch/lineout/state";
+ const char * const sysfs_hs_switch = "/sys/class/switch/headset/state";
+#ifdef XDUOO_X20
+ const char * const sysfs_bal_switch = "/sys/class/switch/balance/state";
+#endif
+
+ sysfs_get_int(sysfs_lo_switch, &status);
+ if (status) return true;
+
+ sysfs_get_int(sysfs_hs_switch, &status);
+ if (status) return true;
+
+#ifdef XDUOO_X20
+ sysfs_get_int(sysfs_bal_switch, &status);
+ if (status) return true;
+#endif
+
+ return false;
+}
+
+void button_close_device(void)
+{
+ /* close descriptors */
+ for(int i = 0; i < NR_POLL_DESC; i++)
+ {
+ close(poll_fds[i].fd);
+ }
+}
+
+bool button_hold(void)
+{
+ return soft_hold;
+}
diff --git a/firmware/target/hosted/xduoo/debug-xduoo.c b/firmware/target/hosted/xduoo/debug-xduoo.c
new file mode 100644
index 0000000000..33f3ac4b97
--- /dev/null
+++ b/firmware/target/hosted/xduoo/debug-xduoo.c
@@ -0,0 +1,6 @@
+#include <stdbool.h>
+
+bool debug_hw_info(void)
+{
+ return false;
+}
diff --git a/firmware/target/hosted/xduoo/lcd-target.h b/firmware/target/hosted/xduoo/lcd-target.h
new file mode 100644
index 0000000000..bb9b77771b
--- /dev/null
+++ b/firmware/target/hosted/xduoo/lcd-target.h
@@ -0,0 +1,32 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ *
+ * Copyright (C) 2016 Amaury Pouly
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef __LCD_TARGET_H__
+#define __LCD_TARGET_H__
+
+/* needs special ioctl() to redraw updated framebuffer content */
+#define LCD_OPTIMIZED_UPDATE
+#define LCD_OPTIMIZED_UPDATE_RECT
+
+extern fb_data *framebuffer; /* see lcd-xduoo.c */
+#define LCD_FRAMEBUF_ADDR(col, row) (framebuffer + (row)*LCD_WIDTH + (col))
+
+extern void lcd_set_active(bool active);
+#endif /* __LCD_TARGET_H__ */
diff --git a/firmware/target/hosted/xduoo/lcd-xduoo.c b/firmware/target/hosted/xduoo/lcd-xduoo.c
new file mode 100644
index 0000000000..4b3148da03
--- /dev/null
+++ b/firmware/target/hosted/xduoo/lcd-xduoo.c
@@ -0,0 +1,140 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ *
+ * Copyright (C) 2017 Marcin Bukat
+ * Copyright (C) 2016 Amaury Pouly
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <linux/fb.h>
+#include <sys/mman.h>
+#include <sys/ioctl.h>
+#include <fcntl.h>
+#include "lcd.h"
+#include "lcd-target.h"
+#include "backlight-target.h"
+#include "sysfs.h"
+#include "panic.h"
+
+static int fd = -1;
+static struct fb_var_screeninfo vinfo;
+fb_data *framebuffer = 0; /* global variable, see lcd-target.h */
+
+void lcd_init_device(void)
+{
+ const char * const fb_dev = "/dev/fb0";
+ fd = open(fb_dev, O_RDWR);
+ if(fd < 0)
+ {
+ panicf("Cannot open framebuffer: %s\n", fb_dev);
+ }
+
+ /* get fixed and variable information */
+ struct fb_fix_screeninfo finfo;
+ if(ioctl(fd, FBIOGET_FSCREENINFO, &finfo) < 0)
+ {
+ panicf("Cannot read framebuffer fixed information");
+ }
+
+ if(ioctl(fd, FBIOGET_VSCREENINFO, &vinfo) < 0)
+ {
+ panicf("Cannot read framebuffer variable information");
+ }
+
+#if 0
+ /* check resolution and framebuffer size */
+ if(vinfo.xres != LCD_WIDTH || vinfo.yres != LCD_HEIGHT || vinfo.bits_per_pixel != LCD_DEPTH)
+ {
+ panicf("Unexpected framebuffer resolution: %dx%dx%d\n", vinfo.xres,
+ vinfo.yres, vinfo.bits_per_pixel);
+ }
+#endif
+ /* Note: we use a framebuffer size of width*height*bbp. We cannot trust the
+ * values returned by the driver for line_length */
+
+ /* map framebuffer */
+ framebuffer = mmap(0, FRAMEBUFFER_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
+ if((void *)framebuffer == MAP_FAILED)
+ {
+ panicf("Cannot map framebuffer");
+ }
+
+#ifdef HAVE_LCD_ENABLE
+ lcd_set_active(true);
+#endif
+}
+
+#ifdef HAVE_LCD_SHUTDOWN
+void lcd_shutdown(void)
+{
+ munmap(framebuffer, FRAMEBUFFER_SIZE);
+ close(fd);
+}
+#endif
+
+void lcd_enable(bool on)
+{
+ const char * const sysfs_fb_blank = "/sys/class/graphics/fb0/blank";
+
+ if (lcd_active() != on)
+ {
+ sysfs_set_int(sysfs_fb_blank, on ? 0 : 1);
+ lcd_set_active(on);
+
+ if (on)
+ {
+ send_event(LCD_EVENT_ACTIVATION, NULL);
+ }
+ }
+}
+
+static void redraw(void)
+{
+ ioctl(fd, FBIOPAN_DISPLAY, &vinfo);
+}
+
+extern void lcd_copy_buffer_rect(fb_data *dst, const fb_data *src,
+ int width, int height);
+
+void lcd_update(void)
+{
+ /* Copy the Rockbox framebuffer to the second framebuffer */
+ lcd_copy_buffer_rect(LCD_FRAMEBUF_ADDR(0, 0), FBADDR(0,0),
+ LCD_WIDTH*LCD_HEIGHT, 1);
+ redraw();
+}
+
+void lcd_update_rect(int x, int y, int width, int height)
+{
+ fb_data *dst = LCD_FRAMEBUF_ADDR(x, y);
+ fb_data * src = FBADDR(x,y);
+
+ /* Copy part of the Rockbox framebuffer to the second framebuffer */
+ if (width < LCD_WIDTH)
+ {
+ /* Not full width - do line-by-line */
+ lcd_copy_buffer_rect(dst, src, width, height);
+ }
+ else
+ {
+ /* Full width - copy as one line */
+ lcd_copy_buffer_rect(dst, src, LCD_WIDTH*height, 1);
+ }
+ redraw();
+}
diff --git a/firmware/target/hosted/xduoo/power-xduoo.c b/firmware/target/hosted/xduoo/power-xduoo.c
new file mode 100644
index 0000000000..97a8dd4779
--- /dev/null
+++ b/firmware/target/hosted/xduoo/power-xduoo.c
@@ -0,0 +1,74 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ *
+ * Copyright (C) 2017 by Marcin Bukat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include <sys/types.h>
+#include <fcntl.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdio.h>
+
+#include "system.h"
+#include "power-xduoo.h"
+#include "power.h"
+#include "panic.h"
+#include "sysfs.h"
+
+const char * const sysfs_bat_voltage =
+ "/sys/class/power_supply/battery/voltage_now";
+
+const char * const sysfs_bat_capacity =
+ "/sys/class/power_supply/battery/capacity";
+
+const char * const sysfs_bat_status =
+ "/sys/class/power_supply/battery/status";
+
+const char * const sysfs_pow_supply =
+ "/sys/class/power_supply/usb/present";
+
+unsigned int xduoo_power_input_status(void)
+{
+ int present = 0;
+ sysfs_get_int(sysfs_pow_supply, &present);
+
+ return present ? POWER_INPUT_USB_CHARGER : POWER_INPUT_NONE;
+}
+
+bool xduoo_power_charging_status(void)
+{
+ char buf[12] = {0};
+ sysfs_get_string(sysfs_bat_status, buf, sizeof(buf));
+
+ return (strncmp(buf, "Charging", 8) == 0);
+}
+
+unsigned int xduoo_power_get_battery_voltage(void)
+{
+ int battery_voltage;
+ sysfs_get_int(sysfs_bat_voltage, &battery_voltage);
+
+ return battery_voltage/1000;
+}
+
+unsigned int xduoo_power_get_battery_capacity(void)
+{
+ int battery_capacity;
+ sysfs_get_int(sysfs_bat_capacity, &battery_capacity);
+
+ return battery_capacity;
+}
diff --git a/firmware/target/hosted/xduoo/power-xduoo.h b/firmware/target/hosted/xduoo/power-xduoo.h
new file mode 100644
index 0000000000..d573865ed2
--- /dev/null
+++ b/firmware/target/hosted/xduoo/power-xduoo.h
@@ -0,0 +1,31 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ *
+ * Copyright (C) 2017 by Marcin Bukat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#ifndef _POWER_XDUOO_H_
+#define _POWER_XDUOO_H_
+
+#include <stdbool.h>
+#include "config.h"
+
+unsigned int xduoo_power_input_status(void);
+bool xduoo_power_charging_status(void);
+unsigned int xduoo_power_get_battery_voltage(void);
+unsigned int xduoo_power_get_battery_capacity(void);
+#endif /* _POWER_XDUOO_H_ */
+
diff --git a/firmware/target/hosted/xduoo/powermgmt-xduoo.c b/firmware/target/hosted/xduoo/powermgmt-xduoo.c
new file mode 100644
index 0000000000..30001934ba
--- /dev/null
+++ b/firmware/target/hosted/xduoo/powermgmt-xduoo.c
@@ -0,0 +1,70 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ *
+ * Copyright (C) 2017 Marcin Bukat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include "powermgmt.h"
+#include "power.h"
+#include "power-xduoo.h"
+
+const unsigned short battery_level_dangerous[BATTERY_TYPES_COUNT] =
+{
+ 3470
+};
+
+/* the OF shuts down at this voltage */
+const unsigned short battery_level_shutoff[BATTERY_TYPES_COUNT] =
+{
+ 3400
+};
+
+/* voltages (millivolt) of 0%, 10%, ... 100% when charging disabled */
+const unsigned short percent_to_volt_discharge[BATTERY_TYPES_COUNT][11] =
+{
+ { 3400, 3639, 3697, 3723, 3757, 3786, 3836, 3906, 3980, 4050, 4159 }
+};
+
+/* voltages (millivolt) of 0%, 10%, ... 100% when charging enabled */
+const unsigned short const percent_to_volt_charge[11] =
+{
+ 3485, 3780, 3836, 3857, 3890, 3930, 3986, 4062, 4158, 4185, 4196
+};
+
+unsigned int power_input_status(void)
+{
+ /* POWER_INPUT_USB_CHARGER, POWER_INPUT_NONE */
+ return xduoo_power_input_status();
+}
+
+#if defined(XDUOO_X3II)
+int _battery_voltage(void)
+{
+ return xduoo_power_get_battery_voltage();
+}
+#endif
+
+#if defined(XDUOO_X20)
+int _battery_level(void)
+{
+ return xduoo_power_get_battery_capacity();
+}
+#endif
+
+bool charging_state(void)
+{
+ return xduoo_power_charging_status();
+}
diff --git a/firmware/target/hosted/xduoo/system-target.h b/firmware/target/hosted/xduoo/system-target.h
new file mode 100644
index 0000000000..830f19fde4
--- /dev/null
+++ b/firmware/target/hosted/xduoo/system-target.h
@@ -0,0 +1,28 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ *
+ * Copyright (C) 2017 Marcin Bukat
+ * Copyright (C) 2016 Amaury Pouly
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#ifndef __SYSTEM_TARGET_H__
+#define __SYSTEM_TARGET_H__
+
+#include "kernel-unix.h"
+#include "system-hosted.h"
+
+#define NEED_GENERIC_BYTESWAPS
+#endif /* __SYSTEM_TARGET_H__ */
diff --git a/firmware/target/hosted/xduoo/usb-xduoo.c b/firmware/target/hosted/xduoo/usb-xduoo.c
new file mode 100644
index 0000000000..19248ad262
--- /dev/null
+++ b/firmware/target/hosted/xduoo/usb-xduoo.c
@@ -0,0 +1,118 @@
+/***************************************************************************
+ * __________ __ ___
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ *
+ * Copyright (C) 2018 by Marcin Bukat
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#include <stdlib.h>
+#include <sys/mount.h>
+#include <string.h>
+#include "config.h"
+#include "disk.h"
+#include "usb.h"
+#include "sysfs.h"
+#include "power.h"
+#include "power-xduoo.h"
+
+static bool adb_mode = false;
+
+/* TODO: implement usb detection properly */
+int usb_detect(void)
+{
+ return power_input_status() == POWER_INPUT_USB_CHARGER ? USB_INSERTED : USB_EXTRACTED;
+}
+
+void usb_enable(bool on)
+{
+ /* Ignore usb enable/disable when ADB is enabled so we can fireup adb shell
+ * without entering ums mode
+ */
+ if (!adb_mode)
+ {
+ sysfs_set_int("/sys/class/android_usb/android0/enable", on ? 1 : 0);
+ }
+}
+
+/* This is called by usb thread after usb extract in order to return
+ * regular FS access
+ *
+ * returns the # of successful mounts
+*/
+int disk_mount_all(void)
+{
+ const char *dev[] = {"/dev/mmcblk0p1", "/dev/mmcblk0"};
+ const char *fs[] = {"vfat", "exfat"};
+
+ sysfs_set_string("/sys/class/android_usb/android0/f_mass_storage/lun/file", "");
+
+ for (int i=0; i<2; i++)
+ {
+ for (int j=0; j<2; j++)
+ {
+ if (mount(dev[i], "/mnt/sd_0", fs[j], 0, NULL) == 0)
+ {
+ return 1;
+ }
+ }
+ }
+
+ return 0;
+}
+
+/* This is called by usb thread after all threads ACKs usb inserted message
+ *
+ * returns the # of successful unmounts
+ */
+int disk_unmount_all(void)
+{
+ if (umount("/mnt/sd_0") == 0)
+ {
+ sysfs_set_string("/sys/class/android_usb/android0/f_mass_storage/lun/file", "/dev/mmcblk0");
+ return 1;
+ }
+
+ return 0;
+}
+
+void usb_init_device(void)
+{
+ char functions[32] = {0};
+
+ /* Check if ADB was activated in bootloader */
+ sysfs_get_string("/sys/class/android_usb/android0/functions", functions, sizeof(functions));
+ adb_mode = (strstr(functions, "adb") == NULL) ? false : true;
+
+ usb_enable(false);
+
+ if (adb_mode)
+ {
+ sysfs_set_string("/sys/class/android_usb/android0/functions", "mass_storage,adb");
+ sysfs_set_string("/sys/class/android_usb/android0/idVendor", "18D1");
+ sysfs_set_string("/sys/class/android_usb/android0/idProduct", "D002");
+ }
+ else
+ {
+ sysfs_set_string("/sys/class/android_usb/android0/functions", "mass_storage");
+ sysfs_set_string("/sys/class/android_usb/android0/idVendor", "C502");
+ sysfs_set_string("/sys/class/android_usb/android0/idProduct", "0029");
+ }
+
+ sysfs_set_string("/sys/class/android_usb/android0/iManufacturer", "Rockbox.org");
+ sysfs_set_string("/sys/class/android_usb/android0/iProduct", "Rockbox media player");
+ sysfs_set_string("/sys/class/android_usb/android0/iSerial", "0123456789ABCDEF");
+ sysfs_set_string("/sys/class/android_usb/android0/f_mass_storage/inquiry_string", "xDuoo 0100");
+}
diff --git a/firmware/target/hosted/xduoo/xduoo.make b/firmware/target/hosted/xduoo/xduoo.make
new file mode 100644
index 0000000000..5c37d27412
--- /dev/null
+++ b/firmware/target/hosted/xduoo/xduoo.make
@@ -0,0 +1,52 @@
+# __________ __ ___.
+# Open \______ \ ____ ____ | | _\_ |__ _______ ___
+# Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+# Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+# Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+# \/ \/ \/ \/ \/
+# $Id$
+#
+
+INCLUDES += -I$(FIRMDIR)/include -I$(FIRMDIR)/export $(TARGET_INC) -I$(BUILDDIR) -I$(APPSDIR)
+
+SIMFLAGS += $(INCLUDES) $(DEFINES) -DHAVE_CONFIG_H $(GCCOPTS)
+
+# bootloader build is sligtly different
+ifneq (,$(findstring bootloader,$(APPSDIR)))
+
+SRC += $(call preprocess, $(APPSDIR)/SOURCES)
+CLEANOBJS += $(BUILDDIR)/bootloader.*
+
+endif #bootloader
+
+.SECONDEXPANSION: # $$(OBJ) is not populated until after this
+
+ifneq (,$(findstring bootloader,$(APPSDIR)))
+# bootloader build
+
+$(BUILDDIR)/bootloader.elf : $$(OBJ) $(FIRMLIB) $(CORE_LIBS)
+ $(call PRINTS,LD $(@F))$(CC) $(GCCOPTS) -Os -o $@ $(OBJ) \
+ -L$(BUILDDIR)/firmware -lfirmware \
+ -L$(BUILDDIR)/lib $(call a2lnk,$(CORE_LIBS)) \
+ $(LDOPTS) $(GLOBAL_LDOPTS) -Wl,--gc-sections -Wl,-Map,$(BUILDDIR)/bootloader.map
+
+$(BUILDDIR)/$(BINARY): $(BUILDDIR)/bootloader.elf
+ $(call PRINTS,OC $(@F))$(call objcopy,$^,$@)
+
+else
+# rockbox app build
+
+$(BUILDDIR)/rockbox.elf : $$(OBJ) $(FIRMLIB) $(VOICESPEEXLIB) $(CORE_LIBS)
+ $(call PRINTS,LD $(@F))$(CC) $(GCCOPTS) -Os -o $@ $(OBJ) \
+ -L$(BUILDDIR)/firmware -lfirmware \
+ -L$(RBCODEC_BLD)/codecs $(call a2lnk, $(VOICESPEEXLIB)) \
+ -L$(BUILDDIR)/lib $(call a2lnk,$(CORE_LIBS)) \
+ $(LDOPTS) $(GLOBAL_LDOPTS) -Wl,-Map,$(BUILDDIR)/rockbox.map
+
+$(BUILDDIR)/rockbox.x3ii : $(BUILDDIR)/rockbox.elf
+ $(call PRINTS,OC $(@F))$(call objcopy,$^,$@)
+
+$(BUILDDIR)/rockbox.x20 : $(BUILDDIR)/rockbox.elf
+ $(call PRINTS,OC $(@F))$(call objcopy,$^,$@)
+
+endif