diff options
Diffstat (limited to 'src/savage_sarea.h')
| -rw-r--r-- | src/savage_sarea.h | 51 |
1 files changed, 26 insertions, 25 deletions
diff --git a/src/savage_sarea.h b/src/savage_sarea.h index d4287cf..1debc6d 100644 --- a/src/savage_sarea.h +++ b/src/savage_sarea.h @@ -1,6 +1,7 @@ -/* - * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. - * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved. +/* savage_sarea.h -- Public header for the savage driver (SAREA) + * + * Copyright 2004 Felix Kuehling + * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -22,36 +23,36 @@ * DEALINGS IN THE SOFTWARE. */ - #ifndef __SAVAGE_SAREA_H__ #define __SAVAGE_SAREA_H__ -#include "drm.h" - -/* WARNING: If you change any of these defines, make sure to change - * the kernel include file as well (savage_drm.h) - */ #ifndef __SAVAGE_SAREA_DEFINES__ #define __SAVAGE_SAREA_DEFINES__ -#endif -typedef drm_savage_sarea_t SAVAGESAREAPrivRec; -typedef drm_savage_sarea_t *SAVAGESAREAPrivPtr; - - - -#endif - - - - - - - - - +/* 2 heaps (1 for card, 1 for agp), each divided into upto 128 + * regions, subject to a minimum region size of (1<<16) == 64k. + * + * Clients may subdivide regions internally, but when sharing between + * clients, the region size is the minimum granularity. + */ +#define SAVAGE_CARD_HEAP 0 +#define SAVAGE_AGP_HEAP 1 +#define SAVAGE_NR_TEX_HEAPS 2 +#define SAVAGE_NR_TEX_REGIONS 16 +#define SAVAGE_LOG_MIN_TEX_REGION_SIZE 16 +#endif /* __SAVAGE_SAREA_DEFINES__ */ +typedef struct { + /* LRU lists for texture memory in agp space and on the card. + */ + drm_tex_region_t texList[SAVAGE_NR_TEX_HEAPS][SAVAGE_NR_TEX_REGIONS+1]; + unsigned int texAge[SAVAGE_NR_TEX_HEAPS]; + /* Mechanism to validate card state. + */ + int ctxOwner; +} SAVAGESAREAPrivRec, *SAVAGESAREAPrivPtr; +#endif /* __SAVAGE_SAREA_H__ */ |