From 0a0682474e6326f63994a6cd62f23efd9818a7ec Mon Sep 17 00:00:00 2001
From: Marcoen Hirschberg <marcoen@gmail.com>
Date: Sat, 12 Aug 2006 08:27:48 +0000
Subject: initial gigabeat bootloader (only test code)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@10536 a1c6a512-1295-4272-9138-f99709370657
---
 bootloader/gigabeat.c | 115 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 bootloader/gigabeat.c

(limited to 'bootloader/gigabeat.c')

diff --git a/bootloader/gigabeat.c b/bootloader/gigabeat.c
new file mode 100644
index 0000000000..dcd013e867
--- /dev/null
+++ b/bootloader/gigabeat.c
@@ -0,0 +1,115 @@
+#include "config.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include "cpu.h"
+#include "system.h"
+#include "lcd.h"
+#include "kernel.h"
+#include "thread.h"
+#include "ata.h"
+#include "fat.h"
+#include "disk.h"
+#include "font.h"
+#include "adc.h"
+#include "backlight.h"
+#include "panic.h"
+#include "power.h"
+#include "file.h"
+
+char version[] = APPSVERSION;
+
+void go_usb_mode() {
+  /* Drop into USB mode.  This does not check for disconnection. */
+
+    int i;
+
+    GPBDAT &= 0x7EF;
+    GPBCON |= 1<<8;
+
+    GPGDAT &= 0xE7FF;
+    GPGDAT |= 1<<11;
+
+    for (i = 0; i < 10000000; i++) {continue;}
+
+    GPBCON &= 0x2FFCFF;
+    GPBDAT |= 1<<5; 
+    GPBDAT |= 1<<6;
+}
+
+void * main(void)
+{
+    int line = 0, i;
+    char buf[256];
+    struct partinfo* pinfo;
+    unsigned short* identify_info;
+    int testfile;
+
+    lcd_init();
+    lcd_setfont(FONT_SYSFIXED);
+/*
+    lcd_puts(0, line++, "Rockbox boot loader");
+    snprintf(buf, sizeof(buf), "Version: 20%s", version);
+    lcd_puts(0, line++, buf);
+    snprintf(buf, sizeof(buf), "Gigabeat version: 0x%08x", 1);
+    lcd_puts(0, line++, buf);
+*/
+
+    lcd_puts(0, line++, "Hold MENU when booting for rescue mode.");
+    lcd_update();
+
+    /* hold MENU to enter rescue mode */
+    if (GPGDAT & 2)  {
+        lcd_puts(0, line++, "Entering rescue mode..");
+        lcd_update();
+        go_usb_mode();
+        while(1);
+    }
+
+    i = ata_init();
+    i = disk_mount_all();
+
+    snprintf(buf, sizeof(buf), "disk_mount_all: %d", i);
+    lcd_puts(0, line++, buf);
+
+    identify_info = ata_get_identify();
+
+    for (i=0; i < 20; i++)
+        ((unsigned short*)buf)[i]=htobe16(identify_info[i+27]);
+
+    buf[40]=0;
+
+    /* kill trailing space */
+    for (i=39; i && buf[i]==' '; i--)
+        buf[i] = 0;
+
+    lcd_puts(0, line++, "Model");
+    lcd_puts(0, line++, buf);
+
+    for (i=0; i < 4; i++)
+        ((unsigned short*)buf)[i]=htobe16(identify_info[i+23]);
+
+    buf[8]=0;
+
+    lcd_puts(0, line++, "Firmware");
+    lcd_puts(0, line++, buf);
+
+    pinfo = disk_partinfo(0);
+    snprintf(buf, sizeof(buf), "Partition 0: 0x%02x %ld MB", 
+                  pinfo->type, pinfo->size / 2048);
+    lcd_puts(0, line++, buf);
+
+    testfile = open("/boottest.txt", O_WRONLY|O_CREAT|O_TRUNC);
+    write(testfile, "It works!", 9);
+    close(testfile);
+
+    lcd_update();
+
+    /* now wait in USB mode so the bootloader can be updated */
+    go_usb_mode();
+    while(1);
+
+  return((void *)0);
+}
+
-- 
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