200 lines
6.4 KiB
C
200 lines
6.4 KiB
C
/*
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* Copyright 2005 Stephane Marchesin.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef __NOUVEAU_DRV_H__
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#define __NOUVEAU_DRV_H__
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#define DRIVER_AUTHOR "Stephane Marchesin"
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#define DRIVER_EMAIL "dri-devel@lists.sourceforge.net"
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#define DRIVER_NAME "nouveau"
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#define DRIVER_DESC "nVidia Riva/TNT/GeForce"
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#define DRIVER_DATE "20060213"
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#define DRIVER_MAJOR 0
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#define DRIVER_MINOR 0
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#define DRIVER_PATCHLEVEL 1
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#define NOUVEAU_FAMILY 0x0000FFFF
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#define NOUVEAU_FLAGS 0xFFFF0000
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#include "nouveau_drm.h"
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#include "nouveau_reg.h"
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enum nouveau_flags {
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NV_NFORCE =0x10000000,
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NV_NFORCE2 =0x20000000
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};
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struct nouveau_object
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{
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struct nouveau_object *next;
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struct nouveau_object *prev;
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struct mem_block *instance;
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uint32_t ht_loc;
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uint32_t handle;
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int class;
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int engine;
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};
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#define NV_DMA_TARGET_VIDMEM 0
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#define NV_DMA_TARGET_PCI 2
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#define NV_DMA_TARGET_AGP 3
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struct nouveau_fifo
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{
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int used;
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/* owner of this fifo */
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DRMFILE filp;
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/* mapping of the fifo itself */
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drm_local_map_t *map;
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/* mapping of the regs controling the fifo */
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drm_local_map_t *regs;
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/* dma object for the command buffer itself */
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struct mem_block *cmdbuf_mem;
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struct nouveau_object *cmdbuf_obj;
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/* objects belonging to this fifo */
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struct nouveau_object *objs;
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};
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struct mem_block {
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struct mem_block *next;
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struct mem_block *prev;
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uint64_t start;
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uint64_t size;
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DRMFILE filp; /* 0: free, -1: heap, other: real files */
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int flags;
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drm_local_map_t *map;
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};
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struct nouveau_config {
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struct {
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int location;
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int size;
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} cmdbuf;
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};
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typedef struct drm_nouveau_private {
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/* the card type, takes NV_* as values */
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int card_type;
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int flags;
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drm_local_map_t *mmio;
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drm_local_map_t *fb;
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//TODO: Remove me, I'm bogus :)
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int cur_fifo;
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struct nouveau_object *fb_obj;
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int cmdbuf_ch_size;
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struct mem_block* cmdbuf_alloc;
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int fifo_alloc_count;
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struct nouveau_fifo fifos[NV_MAX_FIFO_NUMBER];
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/* RAMFC and RAMRO offsets */
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uint32_t ramht_offset;
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uint32_t ramht_size;
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uint32_t ramht_bits;
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uint32_t ramfc_offset;
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uint32_t ramfc_size;
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uint32_t ramro_offset;
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uint32_t ramro_size;
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/* base physical adresses */
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uint64_t fb_phys;
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uint64_t agp_phys;
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struct mem_block *agp_heap;
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struct mem_block *fb_heap;
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struct mem_block *fb_nomap_heap;
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struct mem_block *ramin_heap;
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struct nouveau_config config;
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}
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drm_nouveau_private_t;
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/* nouveau_state.c */
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extern void nouveau_preclose(drm_device_t * dev, DRMFILE filp);
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extern int nouveau_load(struct drm_device *dev, unsigned long flags);
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extern int nouveau_firstopen(struct drm_device *dev);
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extern int nouveau_unload(struct drm_device *dev);
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extern int nouveau_ioctl_getparam(DRM_IOCTL_ARGS);
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extern int nouveau_ioctl_setparam(DRM_IOCTL_ARGS);
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extern void nouveau_wait_for_idle(struct drm_device *dev);
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/* nouveau_mem.c */
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extern uint64_t nouveau_mem_fb_amount(struct drm_device *dev);
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extern void nouveau_mem_release(DRMFILE filp, struct mem_block *heap);
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extern int nouveau_ioctl_mem_alloc(DRM_IOCTL_ARGS);
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extern int nouveau_ioctl_mem_free(DRM_IOCTL_ARGS);
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extern struct mem_block* nouveau_mem_alloc(struct drm_device *dev, int alignment, uint64_t size, int flags, DRMFILE filp);
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extern void nouveau_mem_free(struct drm_device* dev, struct mem_block*);
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extern int nouveau_mem_init(struct drm_device *dev);
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extern void nouveau_mem_close(struct drm_device *dev);
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extern int nouveau_instmem_init(struct drm_device *dev,
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uint32_t offset, uint32_t size);
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extern struct mem_block* nouveau_instmem_alloc(struct drm_device *dev,
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uint32_t size, uint32_t align);
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extern void nouveau_instmem_free(struct drm_device *dev,
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struct mem_block *block);
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/* nouveau_fifo.c */
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extern int nouveau_fifo_init(drm_device_t *dev);
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extern int nouveau_fifo_number(drm_device_t *dev);
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extern void nouveau_fifo_cleanup(drm_device_t *dev, DRMFILE filp);
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extern int nouveau_fifo_id_get(drm_device_t *dev, DRMFILE filp);
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/* nouveau_object.c */
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extern void nouveau_object_cleanup(drm_device_t *dev, DRMFILE filp);
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extern struct nouveau_object *nouveau_dma_object_create(drm_device_t *dev,
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uint32_t offset, uint32_t size, int access, uint32_t target);
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extern int nouveau_ioctl_object_init(DRM_IOCTL_ARGS);
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extern int nouveau_ioctl_dma_object_init(DRM_IOCTL_ARGS);
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extern uint32_t nouveau_chip_instance_get(drm_device_t *dev, struct mem_block *mem);
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/* nouveau_irq.c */
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extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
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extern void nouveau_irq_preinstall(drm_device_t*);
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extern void nouveau_irq_postinstall(drm_device_t*);
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extern void nouveau_irq_uninstall(drm_device_t*);
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extern long nouveau_compat_ioctl(struct file *filp, unsigned int cmd,
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unsigned long arg);
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#if defined(__powerpc__)
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#define NV_READ(reg) in_be32((void __iomem *)(dev_priv->mmio)->handle + (reg) )
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#define NV_WRITE(reg,val) out_be32((void __iomem *)(dev_priv->mmio)->handle + (reg) , (val) )
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#else
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#define NV_READ(reg) DRM_READ32( dev_priv->mmio, (reg) )
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#define NV_WRITE(reg,val) DRM_WRITE32( dev_priv->mmio, (reg), (val) )
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#endif
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#define INSTANCE_WR(mem,ofs,val) NV_WRITE(NV_RAMIN+(uint32_t)(mem)->start+((ofs)<<2),(val))
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#define INSTANCE_RD(mem,ofs) NV_READ(NV_RAMIN+(uint32_t)(mem)->start+((ofs)<<2))
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#endif /* __NOUVEAU_DRV_H__ */
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