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authorLinus Nielsen Feltzing <linus@haxx.se>2007-02-22 21:38:59 +0000
committerLinus Nielsen Feltzing <linus@haxx.se>2007-02-22 21:38:59 +0000
commitec549ec42e359d9ded159f8e645b1601a8310c9d (patch)
treeb9b05c704a2ba4b016118755cb6a01a6d838d6db /bootloader/iaudio_x5.c
parentbd073cdb8d5eaaa504d3d9b3c31fe0296ca56ce0 (diff)
downloadrockbox-ec549ec42e359d9ded159f8e645b1601a8310c9d.tar.gz
rockbox-ec549ec42e359d9ded159f8e645b1601a8310c9d.zip
Put the X5 bootloader in a separate file
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12456 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'bootloader/iaudio_x5.c')
-rw-r--r--bootloader/iaudio_x5.c199
1 files changed, 199 insertions, 0 deletions
diff --git a/bootloader/iaudio_x5.c b/bootloader/iaudio_x5.c
new file mode 100644
index 0000000000..412b8f03f6
--- /dev/null
+++ b/bootloader/iaudio_x5.c
@@ -0,0 +1,199 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id: main.c 12453 2007-02-22 15:09:49Z linus $
+ *
+ * Copyright (C) 2007 by Linus Nielsen Feltzing
+ *
+ * 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 "config.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include "inttypes.h"
+#include "string.h"
+#include "cpu.h"
+#include "system.h"
+#include "lcd.h"
+#include "lcd-remote.h"
+#include "kernel.h"
+#include "thread.h"
+#include "ata.h"
+#include "usb.h"
+#include "disk.h"
+#include "font.h"
+#include "adc.h"
+#include "backlight.h"
+#include "backlight-target.h"
+#include "button.h"
+#include "panic.h"
+#include "power.h"
+#include "file.h"
+
+#include "pcf50606.h"
+#include "common.h"
+
+#include <stdarg.h>
+
+/* Maximum allowed firmware image size. 10MB is more than enough */
+#define MAX_LOADSIZE (10*1024*1024)
+
+#define DRAM_START 0x31000000
+
+int usb_screen(void)
+{
+ return 0;
+}
+
+char version[] = APPSVERSION;
+
+/* Reset the cookie for the crt0 crash check */
+inline void __reset_cookie(void)
+{
+ asm(" move.l #0,%d0");
+ asm(" move.l %d0,0x10017ffc");
+}
+
+void start_firmware(void)
+{
+ asm(" move.w #0x2700,%sr");
+ __reset_cookie();
+ asm(" move.l %0,%%d0" :: "i"(DRAM_START));
+ asm(" movec.l %d0,%vbr");
+ asm(" move.l %0,%%sp" :: "m"(*(int *)DRAM_START));
+ asm(" move.l %0,%%a0" :: "m"(*(int *)(DRAM_START+4)));
+ asm(" jmp (%a0)");
+}
+
+void shutdown(void)
+{
+ printf("Shutting down...");
+
+ /* We need to gracefully spin down the disk to prevent clicks. */
+ if (ide_powered())
+ {
+ /* Make sure ATA has been initialized. */
+ ata_init();
+
+ /* And put the disk into sleep immediately. */
+ ata_sleepnow();
+ }
+
+ sleep(HZ*2);
+
+ /* Backlight OFF */
+ __backlight_off();
+#ifdef HAVE_REMOTE_LCD
+ __remote_backlight_off();
+#endif
+
+ __reset_cookie();
+ power_off();
+}
+
+/* Print the battery voltage (and a warning message). */
+void check_battery(void)
+{
+ int adc_battery, battery_voltage, batt_int, batt_frac;
+
+ adc_battery = adc_read(ADC_BATTERY);
+
+ battery_voltage = (adc_battery * BATTERY_SCALE_FACTOR) / 10000;
+ batt_int = battery_voltage / 100;
+ batt_frac = battery_voltage % 100;
+
+ printf("Batt: %d.%02dV", batt_int, batt_frac);
+
+ if (battery_voltage <= 350)
+ {
+ printf("WARNING! BATTERY LOW!!");
+ sleep(HZ*2);
+ }
+}
+
+void main(void)
+{
+ int i;
+ int rc;
+ bool rc_on_button = false;
+ bool on_button = false;
+ bool rec_button = false;
+ bool hold_status = false;
+ int data;
+
+ (void)rc_on_button;
+ (void)on_button;
+ (void)rec_button;
+ (void)hold_status;
+ (void)data;
+ power_init();
+
+ system_init();
+ kernel_init();
+
+ set_cpu_frequency(CPUFREQ_NORMAL);
+ coldfire_set_pllcr_audio_bits(DEFAULT_PLLCR_AUDIO_BITS);
+
+ set_irq_level(0);
+ lcd_init();
+#ifdef HAVE_REMOTE_LCD
+ lcd_remote_init();
+#endif
+ backlight_init();
+ font_init();
+ adc_init();
+ button_init();
+
+ printf("Rockbox boot loader");
+ printf("Version %s", version);
+
+ check_battery();
+
+ rc = ata_init();
+ if(rc)
+ {
+ printf("ATA error: %d", rc);
+ sleep(HZ*5);
+ power_off();
+ }
+
+ disk_init();
+
+ rc = disk_mount_all();
+ if (rc<=0)
+ {
+ printf("No partition found");
+ sleep(HZ*5);
+ power_off();
+ }
+
+ printf("Loading firmware");
+ i = load_firmware((unsigned char *)DRAM_START, BOOTFILE, MAX_LOADSIZE);
+ printf("Result: %s", strerror(i));
+
+ if (i < EOK) {
+ printf("Error!");
+ printf("Can't load rockbox.ipod:");
+ printf(strerror(rc));
+ sleep(HZ*3);
+ power_off();
+ } else {
+ start_firmware();
+ }
+}
+
+/* These functions are present in the firmware library, but we reimplement
+ them here because the originals do a lot more than we want */
+void screen_dump(void)
+{
+}