lab/x1/c/common.h
2021-03-10 00:33:57 +09:00

24 lines
517 B
C

#pragma pack(1)
#define readl(a) (*(volatile unsigned int *)(a))
#define writel(v, a) (*(volatile unsigned int *)(a) = (v))
typedef unsigned int u32;
typedef unsigned short u16;
typedef unsigned char u8;
typedef struct _pixel_t {
u8 r;
u8 g;
u8 b;
} pixel_t;
#define pack_pixel(p) (((u16)(p.r & 0x1f) << 11) | ((u16)(p.g & 0x3f) << 5) | ((u16)(p.b & 0x1f)))
#define WNATIVE 10
#define HNATIVE 854
void rot(u16* x, u16* y);
void prepare_fb(u16** fb);
void bitblt(u16** fb, pixel_t px, u16 x, u16 y);