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32 #ifndef _I810_DRV_H_
33 #define _I810_DRV_H_
34
35 #include <drm/drm_ioctl.h>
36 #include <drm/drm_legacy.h>
37 #include <drm/i810_drm.h>
38
39
40
41
42 #define DRIVER_AUTHOR "VA Linux Systems Inc."
43
44 #define DRIVER_NAME "i810"
45 #define DRIVER_DESC "Intel i810"
46 #define DRIVER_DATE "20030605"
47
48
49
50
51
52
53
54
55
56
57
58 #define DRIVER_MAJOR 1
59 #define DRIVER_MINOR 4
60 #define DRIVER_PATCHLEVEL 0
61
62 typedef struct drm_i810_buf_priv {
63 u32 *in_use;
64 int my_use_idx;
65 int currently_mapped;
66 void *virtual;
67 void *kernel_virtual;
68 drm_local_map_t map;
69 } drm_i810_buf_priv_t;
70
71 typedef struct _drm_i810_ring_buffer {
72 int tail_mask;
73 unsigned long Start;
74 unsigned long End;
75 unsigned long Size;
76 u8 *virtual_start;
77 int head;
78 int tail;
79 int space;
80 drm_local_map_t map;
81 } drm_i810_ring_buffer_t;
82
83 typedef struct drm_i810_private {
84 struct drm_local_map *sarea_map;
85 struct drm_local_map *mmio_map;
86
87 drm_i810_sarea_t *sarea_priv;
88 drm_i810_ring_buffer_t ring;
89
90 void *hw_status_page;
91 unsigned long counter;
92
93 dma_addr_t dma_status_page;
94
95 struct drm_buf *mmap_buffer;
96
97 u32 front_di1, back_di1, zi1;
98
99 int back_offset;
100 int depth_offset;
101 int overlay_offset;
102 int overlay_physical;
103 int w, h;
104 int pitch;
105 int back_pitch;
106 int depth_pitch;
107
108 int do_boxes;
109 int dma_used;
110
111 int current_page;
112 int page_flipping;
113
114 wait_queue_head_t irq_queue;
115 atomic_t irq_received;
116 atomic_t irq_emitted;
117
118 int front_offset;
119 } drm_i810_private_t;
120
121
122 extern int i810_driver_dma_quiescent(struct drm_device *dev);
123 void i810_driver_reclaim_buffers(struct drm_device *dev,
124 struct drm_file *file_priv);
125 extern int i810_driver_load(struct drm_device *, unsigned long flags);
126 extern void i810_driver_lastclose(struct drm_device *dev);
127 extern void i810_driver_preclose(struct drm_device *dev,
128 struct drm_file *file_priv);
129
130 extern long i810_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
131 extern const struct drm_ioctl_desc i810_ioctls[];
132 extern int i810_max_ioctl;
133
134 #define I810_BASE(reg) ((unsigned long) \
135 dev_priv->mmio_map->handle)
136 #define I810_ADDR(reg) (I810_BASE(reg) + reg)
137 #define I810_DEREF(reg) (*(__volatile__ int *)I810_ADDR(reg))
138 #define I810_READ(reg) I810_DEREF(reg)
139 #define I810_WRITE(reg, val) do { I810_DEREF(reg) = val; } while (0)
140 #define I810_DEREF16(reg) (*(__volatile__ u16 *)I810_ADDR(reg))
141 #define I810_READ16(reg) I810_DEREF16(reg)
142 #define I810_WRITE16(reg, val) do { I810_DEREF16(reg) = val; } while (0)
143
144 #define I810_VERBOSE 0
145 #define RING_LOCALS unsigned int outring, ringmask; \
146 volatile char *virt;
147
148 #define BEGIN_LP_RING(n) do { \
149 if (I810_VERBOSE) \
150 DRM_DEBUG("BEGIN_LP_RING(%d)\n", n); \
151 if (dev_priv->ring.space < n*4) \
152 i810_wait_ring(dev, n*4); \
153 dev_priv->ring.space -= n*4; \
154 outring = dev_priv->ring.tail; \
155 ringmask = dev_priv->ring.tail_mask; \
156 virt = dev_priv->ring.virtual_start; \
157 } while (0)
158
159 #define ADVANCE_LP_RING() do { \
160 if (I810_VERBOSE) \
161 DRM_DEBUG("ADVANCE_LP_RING\n"); \
162 dev_priv->ring.tail = outring; \
163 I810_WRITE(LP_RING + RING_TAIL, outring); \
164 } while (0)
165
166 #define OUT_RING(n) do { \
167 if (I810_VERBOSE) \
168 DRM_DEBUG(" OUT_RING %x\n", (int)(n)); \
169 *(volatile unsigned int *)(virt + outring) = n; \
170 outring += 4; \
171 outring &= ringmask; \
172 } while (0)
173
174 #define GFX_OP_USER_INTERRUPT ((0<<29)|(2<<23))
175 #define GFX_OP_BREAKPOINT_INTERRUPT ((0<<29)|(1<<23))
176 #define CMD_REPORT_HEAD (7<<23)
177 #define CMD_STORE_DWORD_IDX ((0x21<<23) | 0x1)
178 #define CMD_OP_BATCH_BUFFER ((0x0<<29)|(0x30<<23)|0x1)
179
180 #define INST_PARSER_CLIENT 0x00000000
181 #define INST_OP_FLUSH 0x02000000
182 #define INST_FLUSH_MAP_CACHE 0x00000001
183
184 #define BB1_START_ADDR_MASK (~0x7)
185 #define BB1_PROTECTED (1<<0)
186 #define BB1_UNPROTECTED (0<<0)
187 #define BB2_END_ADDR_MASK (~0x7)
188
189 #define I810REG_HWSTAM 0x02098
190 #define I810REG_INT_IDENTITY_R 0x020a4
191 #define I810REG_INT_MASK_R 0x020a8
192 #define I810REG_INT_ENABLE_R 0x020a0
193
194 #define LP_RING 0x2030
195 #define HP_RING 0x2040
196 #define RING_TAIL 0x00
197 #define TAIL_ADDR 0x000FFFF8
198 #define RING_HEAD 0x04
199 #define HEAD_WRAP_COUNT 0xFFE00000
200 #define HEAD_WRAP_ONE 0x00200000
201 #define HEAD_ADDR 0x001FFFFC
202 #define RING_START 0x08
203 #define START_ADDR 0x00FFFFF8
204 #define RING_LEN 0x0C
205 #define RING_NR_PAGES 0x000FF000
206 #define RING_REPORT_MASK 0x00000006
207 #define RING_REPORT_64K 0x00000002
208 #define RING_REPORT_128K 0x00000004
209 #define RING_NO_REPORT 0x00000000
210 #define RING_VALID_MASK 0x00000001
211 #define RING_VALID 0x00000001
212 #define RING_INVALID 0x00000000
213
214 #define GFX_OP_SCISSOR ((0x3<<29)|(0x1c<<24)|(0x10<<19))
215 #define SC_UPDATE_SCISSOR (0x1<<1)
216 #define SC_ENABLE_MASK (0x1<<0)
217 #define SC_ENABLE (0x1<<0)
218
219 #define GFX_OP_SCISSOR_INFO ((0x3<<29)|(0x1d<<24)|(0x81<<16)|(0x1))
220 #define SCI_YMIN_MASK (0xffff<<16)
221 #define SCI_XMIN_MASK (0xffff<<0)
222 #define SCI_YMAX_MASK (0xffff<<16)
223 #define SCI_XMAX_MASK (0xffff<<0)
224
225 #define GFX_OP_COLOR_FACTOR ((0x3<<29)|(0x1d<<24)|(0x1<<16)|0x0)
226 #define GFX_OP_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16))
227 #define GFX_OP_MAP_INFO ((0x3<<29)|(0x1d<<24)|0x2)
228 #define GFX_OP_DESTBUFFER_VARS ((0x3<<29)|(0x1d<<24)|(0x85<<16)|0x0)
229 #define GFX_OP_DRAWRECT_INFO ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3))
230 #define GFX_OP_PRIMITIVE ((0x3<<29)|(0x1f<<24))
231
232 #define CMD_OP_Z_BUFFER_INFO ((0x0<<29)|(0x16<<23))
233 #define CMD_OP_DESTBUFFER_INFO ((0x0<<29)|(0x15<<23))
234 #define CMD_OP_FRONTBUFFER_INFO ((0x0<<29)|(0x14<<23))
235 #define CMD_OP_WAIT_FOR_EVENT ((0x0<<29)|(0x03<<23))
236
237 #define BR00_BITBLT_CLIENT 0x40000000
238 #define BR00_OP_COLOR_BLT 0x10000000
239 #define BR00_OP_SRC_COPY_BLT 0x10C00000
240 #define BR13_SOLID_PATTERN 0x80000000
241
242 #define WAIT_FOR_PLANE_A_SCANLINES (1<<1)
243 #define WAIT_FOR_PLANE_A_FLIP (1<<2)
244 #define WAIT_FOR_VBLANK (1<<3)
245
246 #endif