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50 lines
1.2 KiB
C

#ifndef _KERNEL_DRIVERS_GRAPHICS_ARM_PL111_H
#define _KERNEL_DRIVERS_GRAPHICS_ARM_PL111_H
#include <drivers/driver_manager.h>
#include <libkern/mask.h>
#include <libkern/types.h>
enum PL111RegisterMasks {
MASKDEFINE(PIXELS_PER_LINE, 2, 6),
MASKDEFINE(LINES_PER_PANEL, 0, 10),
MASKDEFINE(LCD_POWER, 11, 1),
MASKDEFINE(LCD_ENDIAN, 9, 2),
MASKDEFINE(LCD_BGR, 8, 1),
MASKDEFINE(LCD_DUAL, 7, 1),
MASKDEFINE(LCD_TFT, 5, 1),
MASKDEFINE(LCD_BW, 4, 1),
MASKDEFINE(LCD_BPP, 1, 3),
MASKDEFINE(LCD_EN, 0, 1),
};
enum PL111Consts {
NUM_TIMINGS = 4,
NUM_PALETTE_WORDS = 0x378,
LCD_16_BPP = 4, // Register constant for 16 bits per pixel
LCD_24_BPP = 5, // Register constant for 24 bits per pixel
};
struct pl111_registers {
uint32_t lcd_timing_0;
uint32_t lcd_timing_1;
uint32_t lcd_timing_2;
uint32_t lcd_timing_3;
uint32_t lcd_upbase;
uint32_t lcd_lpbase;
uint32_t lcd_control;
uint32_t lcd_imsc;
uint32_t lcd_ris;
uint32_t lcd_mis;
uint32_t lcd_icr;
uint32_t lcd_upcurr;
uint32_t lcd_lpcurr;
// TO BE CONTINUED
};
typedef struct pl111_registers pl111_registers_t;
void pl111_install();
#endif //_KERNEL_DRIVERS_GRAPHICS_ARM_PL111_H