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Re-organisation of video emulation.

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This commit is contained in:
TomW 2013-06-24 20:42:35 +01:00
commit 58085bcc87
86 changed files with 8087 additions and 7229 deletions
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45
src/vid_cga.h
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@ -1,7 +1,38 @@
int cga_init();
void cga_out(uint16_t addr, uint8_t val, void *priv);
uint8_t cga_in(uint16_t addr, void *priv);
void cga_poll();
void cga_write(uint32_t addr, uint8_t val, void *priv);
uint8_t cga_read(uint32_t addr, void *priv);
void cga_recalctimings();
typedef struct cga_t
{
int crtcreg;
uint8_t crtc[32];
uint8_t cgastat;
uint8_t cgamode, cgacol;
int linepos, displine;
int sc, vc;
int cgadispon;
int con, coff, cursoron, cgablink;
int vsynctime, vadj;
uint16_t ma, maback;
int oddeven;
int dispontime, dispofftime;
int vidtime;
int firstline, lastline;
int drawcursor;
uint8_t *vram;
uint8_t charbuffer[256];
} cga_t;
void cga_init(cga_t *cga);
void cga_out(uint16_t addr, uint8_t val, void *p);
uint8_t cga_in(uint16_t addr, void *p);
void cga_write(uint32_t addr, uint8_t val, void *p);
uint8_t cga_read(uint32_t addr, void *p);
void cga_recalctimings(cga_t *cga);
void cga_poll(void *p);
extern device_t cga_device;