root/platform/a480/lib.c

DEFINITIONS

1. vid_bitmap_refresh
2. shutdown
3. debug_led
4. camera_set_led
5. get_flash_params_count

   1 #include "platform.h"
   2 #include "lolevel.h"
   4 void vid_bitmap_refresh()
   5 {
   6  extern int enabled_refresh_physical_screen;
enabled_refresh_physical_screen=1;
_RefreshPhysicalScreen(1);
   9 }
  12 void shutdown()
  13 {
  14         volatile long *p = (void*)0xC022001C;    
  16         asm(
  17                 "MRS     R1, CPSR\n"
  18                 "AND     R0, R1, #0x80\n"
  19                 "ORR     R1, R1, #0x80\n"
  20                 "MSR     CPSR_cf, R1\n"
  21                 :::"r1","r0");
  23         *p = 0x44;  // power off.
  25         while(1);
  26 }
  28 // only two LEDs in A480:
  30 #define LED_PR 0xC0220088  // green LED
  31 //#define LED_AF 0xC0220080  // orange AF LED
  33 void debug_led(int state)
  34 {
  35  *(int*)LED_PR=state ? 0x46 : 0x44;
  36 }
  38 void camera_set_led(int led, int state, __attribute__ ((unused))int bright) {
  39  static char led_table[]={7,9};
_LEDDrive(led_table[led%sizeof(led_table)], state<=1 ? !state : state);
  41 }
  43 int get_flash_params_count(void){
  44  return 122; 
  45 }