1 files changed, 184 insertions, 0 deletions

diff --git a/bootloader/xduoox3.c b/bootloader/xduoox3.c
new file mode 100644
index 0000000000..3db87a866d
--- /dev/null
+++ b/bootloader/xduoox3.c
@@ -0,0 +1,184 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2016 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.
+ *
+ ****************************************************************************/
+
+#include "config.h"
+#include "jz4760b.h"
+#include "../kernel-internal.h"
+#include "backlight.h"
+#include "font.h"
+#include "lcd.h"
+#include "file.h"
+#include "usb.h"
+#include "system.h"
+#include "button.h"
+#include "common.h"
+#include "rb-loader.h"
+#include "loader_strerror.h"
+#include "storage.h"
+#include "file_internal.h"
+#include "disk.h"
+#include "string.h"
+#include "adc.h"
+#include "version.h"
+
+#include "xdebug.h"
+
+extern void show_logo(void);
+extern void power_off(void);
+
+static void show_splash(int timeout, const char *msg)
+{
+    reset_screen();
+    lcd_putsxy( (LCD_WIDTH - (SYSFONT_WIDTH * strlen(msg))) / 2,
+                (LCD_HEIGHT - SYSFONT_HEIGHT) / 2, msg);
+    lcd_update();
+
+    sleep(timeout);
+}
+
+static void usb_mode(void)
+{
+    int button;
+
+    /* Init USB */
+    usb_init();
+    usb_start_monitoring();
+
+    /* Wait for threads to connect */
+    show_splash(HZ/2, "Waiting for USB");
+
+    while (1)
+    {
+        button = button_get_w_tmo(HZ/2);
+
+        if (button == SYS_USB_CONNECTED)
+            break; /* Hit */
+    }
+
+    if (button == SYS_USB_CONNECTED)
+    {
+        /* Got the message - wait for disconnect */
+        show_splash(0, "Bootloader USB mode");
+
+        usb_acknowledge(SYS_USB_CONNECTED_ACK);
+
+        while (1)
+        {
+            button = button_get(true);
+            if (button == SYS_USB_DISCONNECTED)
+                break;
+        }
+    }
+}
+
+static int boot_rockbox(void)
+{
+    int rc;
+    void (*kernel_entry)(void);
+
+    printf("Mounting disk...\n");
+    rc = disk_mount_all();
+    if (rc <= 0)
+    {
+        verbose = true;
+        error(EDISK,rc, true);
+    }
+
+    printf("Loading firmware...\n");
+    rc = load_firmware((unsigned char *)CONFIG_SDRAM_START, BOOTFILE, 0x400000);
+    if(rc <= EFILE_EMPTY)
+        return rc;
+    else
+    {
+        printf("Starting Rockbox...\n");
+        adc_close(); /* Disable SADC, seems to fix the re-init Rockbox does */
+
+        disable_interrupt();
+        kernel_entry = (void*) CONFIG_SDRAM_START;
+        kernel_entry();
+
+        return 0; /* Shouldn't happen */
+    }
+}
+
+static void reset_configuration(void)
+{
+    int rc;
+
+    rc = disk_mount_all();
+    if (rc <= 0)
+    {
+        verbose = true;
+        error(EDISK,rc, true);
+    }
+
+    if(rename(ROCKBOX_DIR "/config.cfg", ROCKBOX_DIR "/config.old") == 0)
+        show_splash(HZ/2, "Configuration reset successfully!");
+    else
+        show_splash(HZ/2, "Couldn't reset configuration!");
+}
+
+int main(void)
+{
+    int rc;
+
+    serial_puts("\n\nSPL Stage 2\n\n");
+
+    kernel_init();
+    lcd_init();
+    font_init();
+    lcd_setfont(FONT_SYSFIXED);
+    button_init();
+    backlight_init();
+
+    show_logo();
+
+    filesystem_init();
+
+    rc = storage_init();
+    if(rc)
+    {
+        verbose = true;
+        error(EATA, rc, true);
+    }
+
+    /* Don't mount the disks yet, there could be file system/partition errors
+       which are fixable in USB mode */
+
+    reset_screen();
+
+    printf(MODEL_NAME" Rockbox Bootloader\n");
+    printf("Version %s\n", rbversion);
+
+    rc = boot_rockbox();
+
+    if(rc <= EFILE_EMPTY)
+    {
+        verbose = true;
+        printf("Error: %s", loader_strerror(rc));
+    }
+
+    /* Halt */
+    while (1)
+        core_idle();
+
+    return 0;
+}