ref: a920c765f2b4130590fb5971a50690b21664957a
dir: /os/mpc/screen.h/
enum {
Pcolours = 256, /* Palette */
Pred = 0,
Pgreen = 1,
Pblue = 2,
Pblack = 0x00,
Pwhite = 0xFF,
};
typedef struct Cursor Cursor;
struct Cursor
{
Point offset;
uchar clr[2*16];
uchar set[2*16];
};
/*
* MPC8xx LCD controller
*/
typedef struct LCDconfig {
long freq; /* ideal panel frequency in Hz */
int wbl; /* wait between lines (shift/clk cycles) */
int vpw; /* vertical sync pulse width (lines) */
int wbf; /* wait between frames (lines) */
int ac; /* AC timing (frames) */
ulong flags;
ulong notpdpar; /* reset mask for pdpar */
} LCDconfig;
enum {
/* lccr flags stored in LCDconfig.flags */
ClockLow = 1<<11,
OELow = 1<<10,
HsyncLow = 1<<9,
VsyncLow = 1<<8,
DataLow = 1<<7,
Passive8 = 1<<4,
DualScan = 1<<3,
IsColour = 1<<2,
IsTFT = 1<<1,
};
/*
* physical graphics device properties set by archlcdmode
*/
typedef struct Mode {
int x;
int y;
int d;
uchar* aperture;
int apsize;
LCDconfig lcd;
} Mode;
int archlcdmode(Mode*);
extern Point mousexy(void);
extern void blankscreen(int);