diff options
| -rw-r--r-- | sys/src/9/pc/vgaigfx.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/sys/src/9/pc/vgaigfx.c b/sys/src/9/pc/vgaigfx.c new file mode 100644 index 000000000..a8184041a --- /dev/null +++ b/sys/src/9/pc/vgaigfx.c @@ -0,0 +1,38 @@ +#include "u.h" +#include "../port/lib.h" +#include "mem.h" +#include "dat.h" +#include "fns.h" +#include "io.h" +#include "../port/error.h" + +#define Image IMAGE +#include <draw.h> +#include <memdraw.h> +#include <cursor.h> +#include "screen.h" + +static void +igfxenable(VGAscr* scr) +{ + Pcidev *p; + + if(scr->mmio != nil) + return; + p = scr->pci; + if(p == nil) + return; + scr->mmio = vmap(p->mem[0].bar&~0x0F, p->mem[0].size); + if(scr->mmio == nil) + return; + addvgaseg("igfxmmio", p->mem[0].bar&~0x0F, p->mem[1].size); + if(scr->paddr == 0) + vgalinearpci(scr); + if(scr->apsize) + addvgaseg("igfxscreen", scr->paddr, scr->apsize); +} + +VGAdev vgaigfxdev = { + "igfx", + igfxenable, +}; |