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/*
* Copyright 2005 Stephane Marchesin.
* 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
* VA LINUX SYSTEMS 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.
*/
#ifndef __NOUVEAU_DRV_H__
#define __NOUVEAU_DRV_H__
#define DRIVER_AUTHOR "Stephane Marchesin"
#define DRIVER_EMAIL "dri-devel@lists.sourceforge.net"
#define DRIVER_NAME "nouveau"
#define DRIVER_DESC "nVidia Riva/TNT/GeForce"
#define DRIVER_DATE "20060213"
#define DRIVER_MAJOR 0
#define DRIVER_MINOR 0
#define DRIVER_PATCHLEVEL 2
#define NOUVEAU_FAMILY 0x0000FFFF
#define NOUVEAU_FLAGS 0xFFFF0000
#include "nouveau_drm.h"
#include "nouveau_reg.h"
struct mem_block {
struct mem_block *next;
struct mem_block *prev;
uint64_t start;
uint64_t size;
DRMFILE filp; /* 0: free, -1: heap, other: real files */
int flags;
drm_local_map_t *map;
};
enum nouveau_flags {
NV_NFORCE =0x10000000,
NV_NFORCE2 =0x20000000
};
struct nouveau_object
{
struct nouveau_object *next;
struct nouveau_object *prev;
struct mem_block *instance;
uint32_t ht_loc;
uint32_t handle;
int class;
int engine;
};
#define NV_DMA_TARGET_VIDMEM 0
#define NV_DMA_TARGET_PCI 2
#define NV_DMA_TARGET_AGP 3
struct nouveau_fifo
{
int used;
/* owner of this fifo */
DRMFILE filp;
/* mapping of the fifo itself */
drm_local_map_t *map;
/* mapping of the regs controling the fifo */
drm_local_map_t *regs;
/* dma object for the command buffer itself */
struct mem_block *cmdbuf_mem;
struct nouveau_object *cmdbuf_obj;
/* PGRAPH context, for cards that keep it in RAMIN */
struct mem_block *ramin_grctx;
/* objects belonging to this fifo */
struct nouveau_object *objs;
};
struct nouveau_config {
struct {
int location;
int size;
} cmdbuf;
};
typedef struct drm_nouveau_private {
/* the card type, takes NV_* as values */
int card_type;
int flags;
drm_local_map_t *mmio;
drm_local_map_t *fb;
//TODO: Remove me, I'm bogus :)
int cur_fifo;
struct nouveau_object *fb_obj;
int cmdbuf_ch_size;
struct mem_block* cmdbuf_alloc;
int fifo_alloc_count;
struct nouveau_fifo fifos[NV_MAX_FIFO_NUMBER];
/* RAMFC and RAMRO offsets */
uint32_t ramht_offset;
uint32_t ramht_size;
uint32_t ramht_bits;
uint32_t ramfc_offset;
uint32_t ramfc_size;
uint32_t ramro_offset;
uint32_t ramro_size;
/* base physical adresses */
uint64_t fb_phys;
uint64_t agp_phys;
struct mem_block *agp_heap;
struct mem_block *fb_heap;
struct mem_block *fb_nomap_heap;
struct mem_block *ramin_heap;
struct nouveau_config config;
}
drm_nouveau_private_t;
/* nouveau_state.c */
extern void nouveau_preclose(drm_device_t * dev, DRMFILE filp);
extern int nouveau_load(struct drm_device *dev, unsigned long flags);
extern int nouveau_firstopen(struct drm_device *dev);
extern int nouveau_unload(struct drm_device *dev);
extern int nouveau_ioctl_getparam(DRM_IOCTL_ARGS);
extern int nouveau_ioctl_setparam(DRM_IOCTL_ARGS);
extern void nouveau_wait_for_idle(struct drm_device *dev);
/* nouveau_mem.c */
extern uint64_t nouveau_mem_fb_amount(struct drm_device *dev);
extern void nouveau_mem_release(DRMFILE filp, struct mem_block *heap);
extern int nouveau_ioctl_mem_alloc(DRM_IOCTL_ARGS);
extern int nouveau_ioctl_mem_free(DRM_IOCTL_ARGS);
extern struct mem_block* nouveau_mem_alloc(struct drm_device *dev, int alignment, uint64_t size, int flags, DRMFILE filp);
extern void nouveau_mem_free(struct drm_device* dev, struct mem_block*);
extern int nouveau_mem_init(struct drm_device *dev);
extern void nouveau_mem_close(struct drm_device *dev);
extern int nouveau_instmem_init(struct drm_device *dev,
uint32_t offset, uint32_t size);
extern struct mem_block* nouveau_instmem_alloc(struct drm_device *dev,
uint32_t size, uint32_t align);
extern void nouveau_instmem_free(struct drm_device *dev,
struct mem_block *block);
/* nouveau_fifo.c */
extern int nouveau_fifo_init(drm_device_t *dev);
extern int nouveau_fifo_number(drm_device_t *dev);
extern void nouveau_fifo_cleanup(drm_device_t *dev, DRMFILE filp);
extern int nouveau_fifo_id_get(drm_device_t *dev, DRMFILE filp);
extern void nouveau_fifo_free(drm_device_t *dev, int channel);
/* nouveau_object.c */
extern void nouveau_object_cleanup(drm_device_t *dev, DRMFILE filp);
extern struct nouveau_object *nouveau_dma_object_create(drm_device_t *dev,
uint32_t offset, uint32_t size, int access, uint32_t target);
extern int nouveau_ioctl_object_init(DRM_IOCTL_ARGS);
extern int nouveau_ioctl_dma_object_init(DRM_IOCTL_ARGS);
extern uint32_t nouveau_chip_instance_get(drm_device_t *dev, struct mem_block *mem);
/* nouveau_irq.c */
extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS);
extern void nouveau_irq_preinstall(drm_device_t*);
extern void nouveau_irq_postinstall(drm_device_t*);
extern void nouveau_irq_uninstall(drm_device_t*);
/* nv40_graph.c */
extern int nv40_graph_init(drm_device_t *dev);
extern int nv40_graph_context_create(drm_device_t *dev, int channel);
extern void nv40_graph_context_save_current(drm_device_t *dev);
extern void nv40_graph_context_restore(drm_device_t *dev, int channel);
extern long nouveau_compat_ioctl(struct file *filp, unsigned int cmd,
unsigned long arg);
#if defined(__powerpc__)
#define NV_READ(reg) in_be32((void __iomem *)(dev_priv->mmio)->handle + (reg) )
#define NV_WRITE(reg,val) out_be32((void __iomem *)(dev_priv->mmio)->handle + (reg) , (val) )
#else
#define NV_READ(reg) DRM_READ32( dev_priv->mmio, (reg) )
#define NV_WRITE(reg,val) DRM_WRITE32( dev_priv->mmio, (reg), (val) )
#endif
#define INSTANCE_WR(mem,ofs,val) NV_WRITE(NV_RAMIN+(uint32_t)(mem)->start+((ofs)<<2),(val))
#define INSTANCE_RD(mem,ofs) NV_READ(NV_RAMIN+(uint32_t)(mem)->start+((ofs)<<2))
#endif /* __NOUVEAU_DRV_H__ */
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