diff options
Diffstat (limited to 'xorg-server/hw/kdrive/mga/mga.h')
| -rw-r--r-- | xorg-server/hw/kdrive/mga/mga.h | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/xorg-server/hw/kdrive/mga/mga.h b/xorg-server/hw/kdrive/mga/mga.h new file mode 100644 index 000000000..8fa956096 --- /dev/null +++ b/xorg-server/hw/kdrive/mga/mga.h @@ -0,0 +1,164 @@ +/* + * Copyright © 2003-2004 Anders Carlsson + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Anders Carlsson not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Anders Carlsson makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * ANDERS CARLSSON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL ANDERS CARLSSON BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _MGA_H_ +#define _MGA_H_ +#include <vesa.h> +#include <klinux.h> + +#define MGA_REG_BASE(c) ((c)->attr.address[1]) +#define MGA_REG_SIZE(c) (0x4000) + +#define MGA_OUT32(mmio, a, v) (*(VOL32 *) ((mmio) + (a)) = (v)) +#define MGA_IN32(mmio, a) (*(VOL32 *) ((mmio) + (a))) + +#define MGA_REG_EXEC (0x0100) +#define MGA_REG_DWGCTL (0x1c00) +#define MGA_REG_PLNWT (0x1c1c) +#define MGA_REG_FCOL (0x1c24) +#define MGA_REG_MACCESS (0x1c04) +#define MGA_REG_SGN (0x1c58) +#define MGA_REG_AR0 (0x1c60) +#define MGA_REG_AR1 (0x1c64) +#define MGA_REG_AR2 (0x1c68) +#define MGA_REG_AR3 (0x1c6C) +#define MGA_REG_AR4 (0x1c70) +#define MGA_REG_AR5 (0x1c74) +#define MGA_REG_AR6 (0x1c78) + +#define MGA_REG_CXBNDRY (0x1c80) +#define MGA_REG_FXBNDRY (0x1c84) +#define MGA_REG_YDSTLEN (0x1c88) +#define MGA_REG_PITCH (0x1c8c) +#define MGA_REG_YTOP (0x1c98) +#define MGA_REG_YBOT (0x1c9c) +#define MGA_REG_FIFOSTATUS (0x1e10) +#define MGA_REG_STATUS (0x1e14) +#define MGA_REG_CACHEFLUSH (0x1fff) +#define MGA_REG_SRCORG (0x2cb4) +#define MGA_REG_DSTORG (0x2cb8) + +#define MGA_G4XX_DEVICE_ID (0x0525) + +#define MGA_PW8 (0) +#define MGA_PW16 (1) +#define MGA_PW24 (2) +#define MGA_PW32 (3) + +/* Drawing opcodes */ +#define MGA_OPCOD_TRAP (4) +#define MGA_OPCOD_TEXTURE_TRAP (6) +#define MGA_OPCOD_BITBLT (8) + +#define MGA_DWGCTL_SOLID (1 << 11) +#define MGA_DWGCTL_ARZERO (1 << 12) +#define MGA_DWGCTL_SGNZERO (1 << 13) +#define MGA_DWGCTL_SHIFTZERO (1 << 14) + +#define MGA_DWGCTL_BFCOL (2 << 25) + +#define MGA_ATYPE_RPL (0 << 4) +#define MGA_ATYPE_RSTR (1 << 4) +#define MGA_ATYPE_ZI (3 << 4) +#define MGA_ATYPE_BLK (4 << 4) +#define MGA_ATYPE_I (7 << 4) + +typedef volatile CARD8 VOL8; +typedef volatile CARD16 VOL16; +typedef volatile CARD32 VOL32; + +typedef struct _mgaCardInfo { + VesaCardPrivRec vesa; + CARD8 *reg_base; + int fifo_size; +} MgaCardInfo; + +#define getMgaCardInfo(kd) ((MgaCardInfo *) ((kd)->card->driver)) +#define mgaCardInfo(kd) MgaCardInfo *mgac = getMgaCardInfo(kd) + +typedef struct _mgaScreenInfo { + VesaScreenPrivRec vesa; + + KaaScreenInfoRec kaa; + + int pitch; + int pw; +} MgaScreenInfo; + +#define getMgaScreenInfo(kd) ((MgaScreenInfo *) ((kd)->screen->driver)) +#define mgaScreenInfo(kd) MgaScreenInfo *mgas = getMgaScreenInfo(kd) + + +VOL8 *mmio; + + +Bool +mgaMapReg (KdCardInfo *card, MgaCardInfo *mgac); + +void +mgaUnmapReg (KdCardInfo *card, MgaCardInfo *mgac); + +void +mgaSetMMIO (KdCardInfo *card, MgaCardInfo *mgac); + +void +mgaResetMMIO (KdCardInfo *card, MgaCardInfo *mgac); + +Bool +mgaDrawSetup (ScreenPtr pScreen); + +Bool +mgaDrawInit (ScreenPtr pScreen); + +void +mgaDrawEnable (ScreenPtr pScreen); + +void +mgaDrawDisable (ScreenPtr pScreen); + +void +mgaDrawFini (ScreenPtr pScreen); + +extern KdCardFuncs mgaFuncs; + + +void +mgaWaitAvail (int n); + +void +mgaWaitIdle (void); + +Bool +mgaSetup (ScreenPtr pScreen, int dest_bpp, int wait); + + +#if 0 +#define MGA_FALLBACK(x) \ +do { \ + ErrorF x; \ + return FALSE; \ +} while (0); +#else +#define MGA_FALLBACK(x) return FALSE; +#endif + +#endif /* _MGA_H_ */ |