Sandisk Sansa Connect port (FS #12363)

Included are drivers for buttons, backlight, lcd, audio and storage.



git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31000 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 135 insertions, 0 deletions

diff --git a/bootloader/sansaconnect.c b/bootloader/sansaconnect.c
new file mode 100644
index 0000000000..9ef831f0b3
--- /dev/null
+++ b/bootloader/sansaconnect.c
@@ -0,0 +1,135 @@
+/***************************************************************************
+*             __________               __   ___.
+*   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+*   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+*   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+*   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+*                     \/            \/     \/    \/            \/
+* $Id: $
+*
+* Copyright (C) 2011 by Tomasz Moń
+*
+* All files in this archive are subject to the GNU General Public License.
+* See the file COPYING in the source tree root for full license agreement.
+*
+* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+* KIND, either express or implied.
+*
+****************************************************************************/
+
+#include "system.h"
+#include "lcd.h"
+#include "kernel.h"
+#include "thread.h"
+#include "storage.h"
+#include "ata-target.h"
+#include "disk.h"
+#include "font.h"
+#include "backlight.h"
+#include "button.h"
+#include "common.h"
+#include "version.h"
+#include "uart-target.h"
+#include "power.h"
+
+extern void show_logo(void);
+
+void main(void)
+{
+    unsigned char* loadbuffer;
+    int buffer_size;
+    int(*kernel_entry)(void);
+    int ret;
+    int btn;
+
+    /* Make sure interrupts are disabled */
+    set_irq_level(IRQ_DISABLED);
+    set_fiq_status(FIQ_DISABLED);
+    system_init();
+    kernel_init();
+
+    /* Now enable interrupts */
+    set_irq_level(IRQ_ENABLED);
+    set_fiq_status(FIQ_ENABLED);
+    backlight_init();
+    lcd_init();
+    font_init();
+    button_init();
+
+#ifdef HAVE_LCD_ENABLE
+    lcd_enable(true);
+#endif
+    lcd_setfont(FONT_SYSFIXED);
+    reset_screen();
+    show_logo();
+
+    btn = button_read_device();
+
+    printf("Rockbox boot loader");
+    printf("Version " RBVERSION);
+
+    ret = storage_init();
+    if(ret)
+        printf("SD error: %d", ret);
+
+    disk_init(IF_MD(0));
+
+    ret = disk_mount_all();
+    if (ret <= 0)
+        error(EDISK, ret, true);
+
+    if (btn & BUTTON_PREV)
+    {
+        printf("Loading OF firmware...");
+        printf("Loading vmlinux.bin...");
+        loadbuffer = (unsigned char*)0x01008000;
+        buffer_size = 0x200000;
+
+        ret = load_raw_firmware(loadbuffer, "/vmlinux.bin", buffer_size);
+
+        if (ret < 0)
+        {
+            printf("Unable to load vmlinux.bin");
+        }
+        else
+        {
+            printf("Loading initrd.bin...");
+            loadbuffer = (unsigned char*)0x04400020;
+            buffer_size = 0x200000;
+            ret = load_raw_firmware(loadbuffer, "/initrd.bin", buffer_size);
+        }
+
+        if (ret > 0)
+        {
+            system_prepare_fw_start();
+
+            kernel_entry = (void*)0x01008000;
+            ret = kernel_entry();
+            printf("FAILED to boot OF");
+        }
+    }
+
+    printf("Loading Rockbox firmware...");
+
+    loadbuffer = (unsigned char*)CONFIG_SDRAM_START;
+    buffer_size = 0x1000000;
+
+    ret = load_firmware(loadbuffer, BOOTFILE, buffer_size);
+
+    if(ret < 0)
+    {
+        error(EBOOTFILE, ret, true);
+    }
+    else if(ret == EOK)
+    {
+        system_prepare_fw_start();
+
+        kernel_entry = (void*) loadbuffer;
+        ret = kernel_entry();
+        printf("FAILED!");
+    }
+    
+    storage_sleepnow();
+    
+    while(1);
+}