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/* i830_drv.h -- Private header for the I830 driver -*- linux-c -*-
* Created: Mon Dec 13 01:50:01 1999 by jhartmann@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 <faith@valinux.com>
* Jeff Hartmann <jhartmann@valinux.com>
*
*/
#ifndef _I830_DRV_H_
#define _I830_DRV_H_
typedef struct drm_i830_buf_priv {
u32 *in_use;
int my_use_idx;
int currently_mapped;
void *virtual;
void *kernel_virtual;
int map_count;
struct vm_area_struct *vma;
} drm_i830_buf_priv_t;
typedef struct _drm_i830_ring_buffer{
int tail_mask;
unsigned long Start;
unsigned long End;
unsigned long Size;
u8 *virtual_start;
int head;
int tail;
int space;
} drm_i830_ring_buffer_t;
typedef struct drm_i830_private {
drm_map_t *sarea_map;
drm_map_t *buffer_map;
drm_map_t *mmio_map;
drm_i830_sarea_t *sarea_priv;
drm_i830_ring_buffer_t ring;
unsigned long hw_status_page;
unsigned long counter;
atomic_t flush_done;
wait_queue_head_t flush_queue; /* Processes waiting until flush */
drm_buf_t *mmap_buffer;
u32 front_di1, back_di1, zi1;
int back_offset;
int depth_offset;
int w, h;
int pitch;
int back_pitch;
int depth_pitch;
unsigned int cpp;
} drm_i830_private_t;
/* i830_dma.c */
extern int i830_dma_schedule(drm_device_t *dev, int locked);
extern int i830_getbuf(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int i830_dma_init(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int i830_flush_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern void i830_reclaim_buffers(drm_device_t *dev, pid_t pid);
extern int i830_getage(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long arg);
extern int i830_mmap_buffers(struct file *filp, struct vm_area_struct *vma);
extern int i830_copybuf(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int i830_docopy(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern void i830_dma_quiescent(drm_device_t *dev);
extern int i830_dma_vertex(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int i830_swap_bufs(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int i830_clear_bufs(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
#define I830_VERBOSE 0
#define I830_BASE(reg) ((unsigned long) \
dev_priv->mmio_map->handle)
#define I830_ADDR(reg) (I830_BASE(reg) + reg)
#define I830_DEREF(reg) *(__volatile__ int *)I830_ADDR(reg)
#define I830_READ(reg) I830_DEREF(reg)
#define I830_WRITE(reg,val) do { I830_DEREF(reg) = val; } while (0)
#define I830_DEREF16(reg) *(__volatile__ u16 *)I830_ADDR(reg)
#define I830_READ16(reg) I830_DEREF16(reg)
#define I830_WRITE16(reg,val) do { I830_DEREF16(reg) = val; } while (0)
#define GFX_OP_USER_INTERRUPT ((0<<29)|(2<<23))
#define GFX_OP_BREAKPOINT_INTERRUPT ((0<<29)|(1<<23))
#define CMD_REPORT_HEAD (7<<23)
#define CMD_STORE_DWORD_IDX ((0x21<<23) | 0x1)
#define CMD_OP_BATCH_BUFFER ((0x0<<29)|(0x30<<23)|0x1)
#define INST_PARSER_CLIENT 0x00000000
#define INST_OP_FLUSH 0x02000000
#define INST_FLUSH_MAP_CACHE 0x00000001
#define BB1_START_ADDR_MASK (~0x7)
#define BB1_PROTECTED (1<<0)
#define BB1_UNPROTECTED (0<<0)
#define BB2_END_ADDR_MASK (~0x7)
#define I830REG_HWSTAM 0x02098
#define I830REG_INT_IDENTITY_R 0x020a4
#define I830REG_INT_MASK_R 0x020a8
#define I830REG_INT_ENABLE_R 0x020a0
#define LP_RING 0x2030
#define HP_RING 0x2040
#define RING_TAIL 0x00
#define TAIL_ADDR 0x000FFFF8
#define RING_HEAD 0x04
#define HEAD_WRAP_COUNT 0xFFE00000
#define HEAD_WRAP_ONE 0x00200000
#define HEAD_ADDR 0x001FFFFC
#define RING_START 0x08
#define START_ADDR 0x00FFFFF8
#define RING_LEN 0x0C
#define RING_NR_PAGES 0x000FF000
#define RING_REPORT_MASK 0x00000006
#define RING_REPORT_64K 0x00000002
#define RING_REPORT_128K 0x00000004
#define RING_NO_REPORT 0x00000000
#define RING_VALID_MASK 0x00000001
#define RING_VALID 0x00000001
#define RING_INVALID 0x00000000
#define GFX_OP_SCISSOR ((0x3<<29)|(0x1c<<24)|(0x10<<19))
#define SC_UPDATE_SCISSOR (0x1<<1)
#define SC_ENABLE_MASK (0x1<<0)
#define SC_ENABLE (0x1<<0)
#define GFX_OP_SCISSOR_INFO ((0x3<<29)|(0x1d<<24)|(0x81<<16)|(0x1))
#define SCI_YMIN_MASK (0xffff<<16)
#define SCI_XMIN_MASK (0xffff<<0)
#define SCI_YMAX_MASK (0xffff<<16)
#define SCI_XMAX_MASK (0xffff<<0)
#define GFX_OP_SCISSOR_ENABLE ((0x3<<29)|(0x1c<<24)|(0x10<<19))
#define GFX_OP_SCISSOR_RECT ((0x3<<29)|(0x1d<<24)|(0x81<<16)|1)
#define GFX_OP_COLOR_FACTOR ((0x3<<29)|(0x1d<<24)|(0x1<<16)|0x0)
#define GFX_OP_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16))
#define GFX_OP_MAP_INFO ((0x3<<29)|(0x1d<<24)|0x4)
#define GFX_OP_DESTBUFFER_VARS ((0x3<<29)|(0x1d<<24)|(0x85<<16)|0x0)
#define GFX_OP_DRAWRECT_INFO ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3))
#define GFX_OP_PRIMITIVE ((0x3<<29)|(0x1f<<24))
#define CMD_OP_DESTBUFFER_INFO ((0x3<<29)|(0x1d<<24)|(0x8e<<16)|1)
#define BR00_BITBLT_CLIENT 0x40000000
#define BR00_OP_COLOR_BLT 0x10000000
#define BR00_OP_SRC_COPY_BLT 0x10C00000
#define BR13_SOLID_PATTERN 0x80000000
#define BUF_3D_ID_COLOR_BACK (0x3<<24)
#define BUF_3D_ID_DEPTH (0x7<<24)
#define BUF_3D_USE_FENCE (1<<23)
#define BUF_3D_PITCH(x) (((x)/4)<<2)
#define CMD_OP_MAP_PALETTE_LOAD ((3<<29)|(0x1d<<24)|(0x82<<16)|255)
#define MAP_PALETTE_NUM(x) ((x<<8) & (1<<8))
#define MAP_PALETTE_BOTH (1<<11)
#define XY_COLOR_BLT_CMD ((2<<29)|(0x50<<22)|0x4)
#define XY_COLOR_BLT_WRITE_ALPHA (1<<21)
#define XY_COLOR_BLT_WRITE_RGB (1<<20)
#define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6)
#define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21)
#define XY_SRC_COPY_BLT_WRITE_RGB (1<<20)
#define MI_BATCH_BUFFER ((0x30<<23)|1)
#define MI_BATCH_NON_SECURE (1)
#endif
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