/* * 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 #include #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_ */