Get the M:Robe 500 main build booting again, fix a bug and commit the rest of Cat's work to get sound working. The code is messy right now, but it plays a file (test.raw) in a normal build when you go into the debug ports screen. Take 1.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20118 a1c6a512-1295-4272-9138-f99709370657

apps/debug_menu.c

@@ -2655,7 +2655,8 @@ static const struct the_menu_item menuitems[] = {
         { "Dump ROM contents", dbg_save_roms },
 #endif
 #if CONFIG_CPU == SH7034 || defined(CPU_COLDFIRE) || defined(CPU_PP) \
-    || CONFIG_CPU == S3C2440 || CONFIG_CPU == IMX31L || CONFIG_CPU == AS3525
+    || CONFIG_CPU == S3C2440 || CONFIG_CPU == IMX31L || CONFIG_CPU == AS3525 \
+    || CONFIG_CPU == DM320
         { "View I/O ports", dbg_ports },
 #endif
 #if (CONFIG_RTC == RTC_PCF50605) && !defined(SIMULATOR)

bootloader/mrobe500.c

@@ -46,7 +46,7 @@
 #include "time.h"
 #include "system-arm.h"
 
-#define MRDEBUG
+//#define MRDEBUG
 
 #if defined(MRDEBUG)
 
@@ -194,19 +194,28 @@ void main(void)
     int rc;
     int(*kernel_entry)(void);
 
-    power_init();
-    lcd_init();
+    /* Make sure interrupts are disabled */
+    set_irq_level(IRQ_DISABLED);
+    set_fiq_status(FIQ_DISABLED);
     system_init();
     kernel_init();
     
-    enable_irq();
-    enable_fiq();
+    /* Now enable interrupts */
+    set_irq_level(IRQ_ENABLED);
+    set_fiq_status(FIQ_ENABLED);
+
+    backlight_init();
+    lcd_init();
+    font_init();
+    button_init();
+    usb_init();
+    
+    
+    power_init();
+//    enable_irq();
+//    enable_fiq();
 
     adc_init();
-    button_init();
-    backlight_init();
-
-    font_init();
 
     lcd_setfont(FONT_SYSFIXED);
 
@@ -217,8 +226,6 @@ void main(void)
     printf("Rockbox boot loader");
     printf("Version %s", APPSVERSION);
 
-    usb_init();
-
     /* Enter USB mode without USB thread */
     if(usb_detect() == USB_INSERTED)
     {
@@ -244,9 +251,13 @@ void main(void)
         reset_screen();
         lcd_update();
     }
+    
 #if defined(MRDEBUG)
     mrdebug();
 #endif
+
+    sleep(50);
+
     printf("ATA");
     rc = storage_init();
     if(rc)

firmware/export/dm320.h

@@ -30,7 +30,7 @@
 #define LCD_BUFFER_SIZE  (LCD_WIDTH*LCD_HEIGHT*2)
 #define TTB_SIZE         (0x4000)
 /* must be 16Kb (0x4000) aligned */
-#if 0
+#if 1
 #define MEM_END          0x00900000 + (MEM*0x00100000)
 #define TTB_BASE_ADDR    (MEM_END - TTB_SIZE)
 #else

tools/configure

@@ -1434,8 +1434,7 @@ fi
     target="-DMROBE_500"
     memory=64 # always
     arm926ejscc
-    # tool="$rootdir/tools/scramble -add=m500"
-    tool="cp "
+    tool="$rootdir/tools/scramble -add=m500"
     bmp2rb_mono="$rootdir/tools/bmp2rb -f 0"
     bmp2rb_native="$rootdir/tools/bmp2rb -f 4"
     output="rockbox.mrobe500"