/* gamma_drv.h -- Private header for 3dlabs GMX 2000 driver -*- linux-c -*- * Created: Mon Jan 4 10:05:05 1999 by faith@precisioninsight.com * * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. * 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"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * * Authors: * Rickard E. (Rik) Faith * */ #ifndef _GAMMA_DRV_H_ #define _GAMMA_DRV_H_ typedef struct drm_gamma_private { drm_gamma_sarea_t *sarea_priv; drm_map_t *sarea; drm_map_t *mmio0; drm_map_t *mmio1; drm_map_t *mmio2; drm_map_t *mmio3; int num_rast; } drm_gamma_private_t; /* gamma_dma.c */ extern int gamma_dma_init( struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg ); extern int gamma_dma_copy( struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg ); extern int gamma_do_cleanup_dma( drm_device_t *dev ); extern void gamma_dma_ready(drm_device_t *dev); extern void gamma_dma_quiescent_single(drm_device_t *dev); extern void gamma_dma_quiescent_dual(drm_device_t *dev); /* gamma_dma.c */ extern int gamma_dma_schedule(drm_device_t *dev, int locked); extern int gamma_dma(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg); extern int gamma_find_devices(void); extern int gamma_found(void); /* Gamma-specific code pulled from drm_fops.h: */ extern int DRM(finish)(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg); extern int DRM(flush_unblock)(drm_device_t *dev, int context, drm_lock_flags_t flags); extern int DRM(flush_block_and_flush)(drm_device_t *dev, int context, drm_lock_flags_t flags); /* Gamma-specific code pulled from drm_dma.h: */ extern void DRM(clear_next_buffer)(drm_device_t *dev); extern int DRM(select_queue)(drm_device_t *dev, void (*wrapper)(unsigned long)); extern int DRM(dma_enqueue)(struct file *filp, drm_dma_t *dma); extern int DRM(dma_get_buffers)(struct file *filp, drm_dma_t *dma); /* Gamma-specific code pulled from drm_lists.h (now renamed gamma_lists.h): */ extern int DRM(waitlist_create)(drm_waitlist_t *bl, int count); extern int DRM(waitlist_destroy)(drm_waitlist_t *bl); extern int DRM(waitlist_put)(drm_waitlist_t *bl, drm_buf_t *buf); extern drm_buf_t *DRM(waitlist_get)(drm_waitlist_t *bl); extern int DRM(freelist_create)(drm_freelist_t *bl, int count); extern int DRM(freelist_destroy)(drm_freelist_t *bl); extern int DRM(freelist_put)(drm_device_t *dev, drm_freelist_t *bl, drm_buf_t *buf); extern drm_buf_t *DRM(freelist_get)(drm_freelist_t *bl, int block); /* externs for gamma changes to the ops */ extern struct file_operations DRM(fops); extern unsigned int gamma_fops_poll(struct file *filp, struct poll_table_struct *wait); extern ssize_t gamma_fops_read(struct file *filp, char __user *buf, size_t count, loff_t *off); #define GLINT_DRI_BUF_COUNT 256 #define GAMMA_OFF(reg) \ ((reg < 0x1000) \ ? reg \ : ((reg < 0x10000) \ ? (reg - 0x1000) \ : ((reg < 0x11000) \ ? (reg - 0x10000) \ : (reg - 0x11000)))) #define GAMMA_BASE(reg) ((unsigned long) \ ((reg < 0x1000) ? dev_priv->mmio0->handle : \ ((reg < 0x10000) ? dev_priv->mmio1->handle : \ ((reg < 0x11000) ? dev_priv->mmio2->handle : \ dev_priv->mmio3->handle)))) #define GAMMA_ADDR(reg) (GAMMA_BASE(reg) + GAMMA_OFF(reg)) #define GAMMA_DEREF(reg) *(__volatile__ int *)GAMMA_ADDR(reg) #define GAMMA_READ(reg) GAMMA_DEREF(reg) #define GAMMA_WRITE(reg,val) do { GAMMA_DEREF(reg) = val; } while (0) #define GAMMA_BROADCASTMASK 0x9378 #define GAMMA_COMMANDINTENABLE 0x0c48 #define GAMMA_DMAADDRESS 0x0028 #define GAMMA_DMACOUNT 0x0030 #define GAMMA_FILTERMODE 0x8c00 #define GAMMA_GCOMMANDINTFLAGS 0x0c50 #define GAMMA_GCOMMANDMODE 0x0c40 #define GAMMA_QUEUED_DMA_MODE 1<<1 #define GAMMA_GCOMMANDSTATUS 0x0c60 #define GAMMA_GDELAYTIMER 0x0c38 #define GAMMA_GDMACONTROL 0x0060 #define GAMMA_USE_AGP 1<<1 #define GAMMA_GINTENABLE 0x0808 #define GAMMA_GINTFLAGS 0x0810 #define GAMMA_INFIFOSPACE 0x0018 #define GAMMA_OUTFIFOWORDS 0x0020 #define GAMMA_OUTPUTFIFO 0x2000 #define GAMMA_SYNC 0x8c40 #define GAMMA_SYNC_TAG 0x0188 #define GAMMA_PAGETABLEADDR 0x0C00 #define GAMMA_PAGETABLELENGTH 0x0C08 #define GAMMA_PASSTHROUGH 0x1FE #define GAMMA_DMAADDRTAG 0x530 #define GAMMA_DMACOUNTTAG 0x531 #define GAMMA_COMMANDINTTAG 0x532 #endif