7692558674
Agptek uses composite android driver. Change-Id: Iece188ad640f3dfd24c171946c14da4c3516b6d5
118 lines
3.6 KiB
C
118 lines
3.6 KiB
C
/***************************************************************************
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* __________ __ ___
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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*
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* Copyright (C) 2018 by Marcin Bukat
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdlib.h>
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#include <sys/mount.h>
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#include <string.h>
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#include "config.h"
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#include "disk.h"
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#include "usb.h"
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#include "sysfs.h"
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#include "power.h"
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#include "power-agptek.h"
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static bool adb_mode = false;
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/* TODO: implement usb detection properly */
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int usb_detect(void)
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{
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return power_input_status() == POWER_INPUT_USB_CHARGER ? USB_INSERTED : USB_EXTRACTED;
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}
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void usb_enable(bool on)
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{
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/* Ignore usb enable/disable when ADB is enabled so we can fireup adb shell
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* without entering ums mode
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*/
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if (!adb_mode)
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{
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sysfs_set_int("/sys/class/android_usb/android0/enable", on ? 1 : 0);
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}
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}
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/* This is called by usb thread after usb extract in order to return
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* regular FS access
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*
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* returns the # of successful mounts
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*/
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int disk_mount_all(void)
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{
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const char *dev[] = {"/dev/mmcblk0p1", "/dev/mmcblk0"};
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const char *fs[] = {"vfat", "exfat"};
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sysfs_set_string("/sys/class/android_usb/android0/f_mass_storage/lun/file", "");
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for (int i=0; i<2; i++)
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{
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for (int j=0; j<2; j++)
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{
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if (mount(dev[i], "/mnt/sd_0", fs[j], 0, NULL) == 0)
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{
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return 1;
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}
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}
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}
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return 0;
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}
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/* This is called by usb thread after all threads ACKs usb inserted message
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*
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* returns the # of successful unmounts
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*/
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int disk_unmount_all(void)
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{
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if (umount("/mnt/sd_0") == 0)
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{
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sysfs_set_string("/sys/class/android_usb/android0/f_mass_storage/lun/file", "/dev/mmcblk0");
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return 1;
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}
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return 0;
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}
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void usb_init_device(void)
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{
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char functions[32] = {0};
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/* Check if ADB was activated in bootloader */
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sysfs_get_string("/sys/class/android_usb/android0/functions", functions, sizeof(functions));
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adb_mode = (strstr(functions, "adb") == NULL) ? false : true;
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usb_enable(false);
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if (adb_mode)
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{
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sysfs_set_string("/sys/class/android_usb/android0/functions", "mass_storage,adb");
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sysfs_set_string("/sys/class/android_usb/android0/idVendor", "18D1");
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sysfs_set_string("/sys/class/android_usb/android0/idProduct", "D002");
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}
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else
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{
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sysfs_set_string("/sys/class/android_usb/android0/functions", "mass_storage");
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sysfs_set_string("/sys/class/android_usb/android0/idVendor", "C502");
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sysfs_set_string("/sys/class/android_usb/android0/idProduct", "0029");
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}
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sysfs_set_string("/sys/class/android_usb/android0/iManufacturer", "Rockbox.org");
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sysfs_set_string("/sys/class/android_usb/android0/iProduct", "Rockbox media player");
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sysfs_set_string("/sys/class/android_usb/android0/iSerial", "0123456789ABCDEF");
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sysfs_set_string("/sys/class/android_usb/android0/f_mass_storage/inquiry_string", "Agptek Rocker 0100");
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}
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