lib.c-Dateireferenz

#include "platform.h"
#include "platform_palette.h"
#include "lolevel.h"

Include-Abhängigkeitsdiagramm für lib.c:

gehe zum Quellcode dieser Datei

Makrodefinitionen
#define	LED_PR   0xC0220120

Funktionen
void	shutdown ()
void	debug_led (int state)
void	camera_set_led (int led, int state, __attribute__((unused)) int bright)
int	vid_get_viewport_width ()
long	vid_get_viewport_height ()
void *	vid_get_viewport_fb ()
void *	vid_get_viewport_live_fb ()
void	vid_bitmap_refresh ()
void *	vid_get_bitmap_active_palette ()
int	vid_get_palette_type ()
int	vid_get_palette_size ()
void *	vid_get_bitmap_active_buffer ()

Variablen
char	active_viewport_buffer
void *	viewport_buffers []

Makro-Dokumentation

#define LED_PR   0xC0220120

Definiert in Zeile 5 der Datei lib.c.

Dokumentation der Funktionen

void camera_set_led	(	int	led,
		int	state,
		__attribute__((unused)) int	bright
	)

Definiert in Zeile 36 der Datei lib.c.

                                                                            {
    static char led_table[2]={0,4};
    _LEDDrive(led_table[led%sizeof(led_table)], state<=1 ? !state : state);
}

void debug_led

(

int

state)

Definiert in Zeile 24 der Datei lib.c.

{
    // using power LED, which defaults to on
    // for debugging turn LED off if state is 1 and on for state = 0
    // leaves LED on at end of debugging
     *(int*)LED_PR=state ? 0x46 : 0x44;
}

void shutdown

(

)

Definiert in Zeile 8 der Datei lib.c.

{
    volatile long *p = (void*)LED_PR;

    asm(
        "MRS     R1, CPSR\n"
        "AND     R0, R1, #0x80\n"
        "ORR     R1, R1, #0x80\n"
        "MSR     CPSR_cf, R1\n"
        :::"r1","r0");

    *p = 0x44;  // power off.

    while(1);
}

void vid_bitmap_refresh

(

)

Definiert in Zeile 70 der Datei lib.c.

{
    extern int full_screen_refresh;
    extern void _ScreenLock();
    extern void _ScreenUnlock();

    full_screen_refresh |= 3;
    _ScreenLock();
    _ScreenUnlock();
}

void* vid_get_bitmap_active_buffer

(

)

Definiert in Zeile 128 der Datei lib.c.

{
    return (void*)(*(int*)(0x542C+0x18)); //found @ loc_ff90a118 a2300 b101
}

void* vid_get_bitmap_active_palette

(

)

Definiert in Zeile 81 der Datei lib.c.

                                      {
    extern int active_palette_buffer;
    extern char* palette_buffer[];
    void* p = palette_buffer[active_palette_buffer];
    // Don't add offset if value is 0
    if (p) p += 4;
    return p;
}

int vid_get_palette_size

(

)

Definiert in Zeile 126 der Datei lib.c.

{ return 256 * 4; }

int vid_get_palette_type

(

)

Definiert in Zeile 125 der Datei lib.c.

{ return 3; }

void* vid_get_viewport_fb

(

)

Definiert in Zeile 55 der Datei lib.c.

{
    // Return first viewport buffer - for case when vid_get_viewport_live_fb not defined
    return viewport_buffers[0];
}

long vid_get_viewport_height

(

)

Definiert in Zeile 46 der Datei lib.c.

{
    return 240;
}

void* vid_get_viewport_live_fb

(

)

Definiert in Zeile 61 der Datei lib.c.

{
    if (MODE_IS_VIDEO(mode_get()))
        return viewport_buffers[0];     // Video only seems to use the first viewport buffer.

    // Hopefully return the most recently used viewport buffer so that motion detect, histogram, zebra and edge overly are using current image data
    return viewport_buffers[(active_viewport_buffer-1)&3];
}

int vid_get_viewport_width

(

)

Definiert in Zeile 41 der Datei lib.c.

{
    return 360;
}

Variablen-Dokumentation

char active_viewport_buffer

void* viewport_buffers[]