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/* i915_drv.h -- Private header for the I915 driver -*- linux-c -*-
*/
/*
*
* Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
* 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, sub license, 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 NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS 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 _I915_DRV_H_
#define _I915_DRV_H_
/* General customization:
*/
#define DRIVER_AUTHOR "Tungsten Graphics, Inc."
#define DRIVER_NAME "i915"
#define DRIVER_DESC "Intel Graphics"
#define DRIVER_DATE "20060119"
/* Interface history:
*
* 1.1: Original.
* 1.2: Add Power Management
* 1.3: Add vblank support
* 1.4: Fix cmdbuffer path, add heap destroy
* 1.5: Add vblank pipe configuration
*/
#define DRIVER_MAJOR 1
#define DRIVER_MINOR 5
#define DRIVER_PATCHLEVEL 0
typedef struct _drm_i915_ring_buffer {
int tail_mask;
unsigned long Start;
unsigned long End;
unsigned long Size;
u8 *virtual_start;
int head;
int tail;
int space;
drm_local_map_t map;
} drm_i915_ring_buffer_t;
struct mem_block {
struct mem_block *next;
struct mem_block *prev;
int start;
int size;
DRMFILE filp; /* 0: free, -1: heap, other: real files */
};
typedef struct drm_i915_private {
drm_local_map_t *sarea;
drm_local_map_t *mmio_map;
drm_i915_sarea_t *sarea_priv;
drm_i915_ring_buffer_t ring;
drm_dma_handle_t *status_page_dmah;
void *hw_status_page;
dma_addr_t dma_status_page;
unsigned long counter;
int back_offset;
int front_offset;
int current_page;
int page_flipping;
int use_mi_batchbuffer_start;
wait_queue_head_t irq_queue;
atomic_t irq_received;
atomic_t irq_emitted;
int tex_lru_log_granularity;
int allow_batchbuffer;
struct mem_block *agp_heap;
unsigned int sr01, adpa, ppcr, dvob, dvoc, lvds;
int vblank_pipe;
} drm_i915_private_t;
extern drm_ioctl_desc_t i915_ioctls[];
extern int i915_max_ioctl;
/* i915_dma.c */
extern void i915_kernel_lost_context(drm_device_t * dev);
extern int i915_driver_load(struct drm_device *, unsigned long flags);
extern void i915_driver_lastclose(drm_device_t * dev);
extern void i915_driver_preclose(drm_device_t * dev, DRMFILE filp);
extern int i915_driver_device_is_agp(drm_device_t * dev);
extern long i915_compat_ioctl(struct file *filp, unsigned int cmd,
unsigned long arg);
/* i915_irq.c */
extern int i915_irq_emit(DRM_IOCTL_ARGS);
extern int i915_irq_wait(DRM_IOCTL_ARGS);
extern int i915_driver_vblank_wait(drm_device_t *dev, unsigned int *sequence);
extern int i915_driver_vblank_wait2(drm_device_t *dev, unsigned int *sequence);
extern irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS);
extern void i915_driver_irq_preinstall(drm_device_t * dev);
extern void i915_driver_irq_postinstall(drm_device_t * dev);
extern void i915_driver_irq_uninstall(drm_device_t * dev);
extern int i915_vblank_pipe_set(DRM_IOCTL_ARGS);
extern int i915_vblank_pipe_get(DRM_IOCTL_ARGS);
/* i915_mem.c */
extern int i915_mem_alloc(DRM_IOCTL_ARGS);
extern int i915_mem_free(DRM_IOCTL_ARGS);
extern int i915_mem_init_heap(DRM_IOCTL_ARGS);
extern int i915_mem_destroy_heap(DRM_IOCTL_ARGS);
extern void i915_mem_takedown(struct mem_block **heap);
extern void i915_mem_release(drm_device_t * dev,
DRMFILE filp, struct mem_block *heap);
#define I915_READ(reg) DRM_READ32(dev_priv->mmio_map, (reg))
#define I915_WRITE(reg,val) DRM_WRITE32(dev_priv->mmio_map, (reg), (val))
#define I915_READ16(reg) DRM_READ16(dev_priv->mmio_map, (reg))
#define I915_WRITE16(reg,val) DRM_WRITE16(dev_priv->mmio_map, (reg), (val))
#define I915_VERBOSE 0
#define RING_LOCALS unsigned int outring, ringmask, outcount; \
volatile char *virt;
#define BEGIN_LP_RING(n) do { \
if (I915_VERBOSE) \
DRM_DEBUG("BEGIN_LP_RING(%d) in %s\n", \
(n), __FUNCTION__); \
if (dev_priv->ring.space < (n)*4) \
i915_wait_ring(dev, (n)*4, __FUNCTION__); \
outcount = 0; \
outring = dev_priv->ring.tail; \
ringmask = dev_priv->ring.tail_mask; \
virt = dev_priv->ring.virtual_start; \
} while (0)
#define OUT_RING(n) do { \
if (I915_VERBOSE) DRM_DEBUG(" OUT_RING %x\n", (int)(n)); \
*(volatile unsigned int *)(virt + outring) = (n); \
outcount++; \
outring += 4; \
outring &= ringmask; \
} while (0)
#define ADVANCE_LP_RING() do { \
if (I915_VERBOSE) DRM_DEBUG("ADVANCE_LP_RING %x\n", outring); \
dev_priv->ring.tail = outring; \
dev_priv->ring.space -= outcount * 4; \
I915_WRITE(LP_RING + RING_TAIL, outring); \
} while(0)
extern int i915_wait_ring(drm_device_t * dev, int n, const char *caller);
#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 I915REG_HWSTAM 0x02098
#define I915REG_INT_IDENTITY_R 0x020a4
#define I915REG_INT_MASK_R 0x020a8
#define I915REG_INT_ENABLE_R 0x020a0
#define SRX_INDEX 0x3c4
#define SRX_DATA 0x3c5
#define SR01 1
#define SR01_SCREEN_OFF (1<<5)
#define PPCR 0x61204
#define PPCR_ON (1<<0)
#define DVOB 0x61140
#define DVOB_ON (1<<31)
#define DVOC 0x61160
#define DVOC_ON (1<<31)
#define LVDS 0x61180
#define LVDS_ON (1<<31)
#define ADPA 0x61100
#define ADPA_DPMS_MASK (~(3<<10))
#define ADPA_DPMS_ON (0<<10)
#define ADPA_DPMS_SUSPEND (1<<10)
#define ADPA_DPMS_STANDBY (2<<10)
#define ADPA_DPMS_OFF (3<<10)
#define NOPID 0x2094
#define LP_RING 0x2030
#define HP_RING 0x2040
#define RING_TAIL 0x00
#define TAIL_ADDR 0x001FFFF8
#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 0x0xFFFFF000
#define RING_LEN 0x0C
#define RING_NR_PAGES 0x001FF000
#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_DRAWRECT_INFO_I965 ((0x7900<<16)|0x2)
#define MI_BATCH_BUFFER ((0x30<<23)|1)
#define MI_BATCH_BUFFER_START (0x31<<23)
#define MI_BATCH_BUFFER_END (0xA<<23)
#define MI_BATCH_NON_SECURE (1)
#define MI_WAIT_FOR_EVENT ((0x3<<23))
#define MI_WAIT_FOR_PLANE_A_FLIP (1<<2)
#define MI_WAIT_FOR_PLANE_A_SCANLINES (1<<1)
#define MI_LOAD_SCAN_LINES_INCL ((0x12<<23))
#define CMD_OP_DISPLAYBUFFER_INFO ((0x0<<29)|(0x14<<23)|2)
#define ASYNC_FLIP (1<<22)
#define CMD_OP_DESTBUFFER_INFO ((0x3<<29)|(0x1d<<24)|(0x8e<<16)|1)
#define READ_BREADCRUMB(dev_priv) (((u32 *)(dev_priv->hw_status_page))[5])
#endif
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