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300 lines
9.4 KiB
300 lines
9.4 KiB
/* i830_drv.h -- Private header for the I830 driver -*- linux-c -*-
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* Created: Mon Dec 13 01:50:01 1999 by jhartmann@precisioninsight.com
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*
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* Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
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* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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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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* PRECISION INSIGHT 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 OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Authors: Rickard E. (Rik) Faith <faith@valinux.com>
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* Jeff Hartmann <jhartmann@valinux.com>
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*
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*/
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#ifndef _I830_DRV_H_
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#define _I830_DRV_H_
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/* General customization:
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*/
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#define DRIVER_AUTHOR "VA Linux Systems Inc."
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#define DRIVER_NAME "i830"
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#define DRIVER_DESC "Intel 830M"
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#define DRIVER_DATE "20021108"
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/* Interface history:
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*
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* 1.1: Original.
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* 1.2: ?
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* 1.3: New irq emit/wait ioctls.
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* New pageflip ioctl.
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* New getparam ioctl.
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* State for texunits 3&4 in sarea.
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* New (alternative) layout for texture state.
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*/
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#define DRIVER_MAJOR 1
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#define DRIVER_MINOR 3
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#define DRIVER_PATCHLEVEL 2
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/* Driver will work either way: IRQ's save cpu time when waiting for
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* the card, but are subject to subtle interactions between bios,
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* hardware and the driver.
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*/
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/* XXX: Add vblank support? */
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#define USE_IRQS 0
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typedef struct drm_i830_buf_priv {
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u32 *in_use;
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int my_use_idx;
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int currently_mapped;
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void __user *virtual;
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void *kernel_virtual;
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} drm_i830_buf_priv_t;
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typedef struct _drm_i830_ring_buffer{
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int tail_mask;
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unsigned long Start;
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unsigned long End;
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unsigned long Size;
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u8 *virtual_start;
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int head;
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int tail;
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int space;
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} drm_i830_ring_buffer_t;
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typedef struct drm_i830_private {
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drm_map_t *sarea_map;
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drm_map_t *mmio_map;
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drm_i830_sarea_t *sarea_priv;
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drm_i830_ring_buffer_t ring;
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void * hw_status_page;
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unsigned long counter;
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dma_addr_t dma_status_page;
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drm_buf_t *mmap_buffer;
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u32 front_di1, back_di1, zi1;
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int back_offset;
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int depth_offset;
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int front_offset;
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int w, h;
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int pitch;
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int back_pitch;
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int depth_pitch;
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unsigned int cpp;
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int do_boxes;
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int dma_used;
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int current_page;
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int page_flipping;
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wait_queue_head_t irq_queue;
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atomic_t irq_received;
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atomic_t irq_emitted;
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int use_mi_batchbuffer_start;
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} drm_i830_private_t;
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/* i830_dma.c */
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extern void i830_reclaim_buffers(drm_device_t *dev, struct file *filp);
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/* i830_irq.c */
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extern int i830_irq_emit( struct inode *inode, struct file *filp,
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unsigned int cmd, unsigned long arg );
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extern int i830_irq_wait( struct inode *inode, struct file *filp,
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unsigned int cmd, unsigned long arg );
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extern irqreturn_t i830_driver_irq_handler( DRM_IRQ_ARGS );
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extern void i830_driver_irq_preinstall( drm_device_t *dev );
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extern void i830_driver_irq_postinstall( drm_device_t *dev );
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extern void i830_driver_irq_uninstall( drm_device_t *dev );
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extern void i830_driver_pretakedown(drm_device_t *dev);
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extern void i830_driver_release(drm_device_t *dev, struct file *filp);
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extern int i830_driver_dma_quiescent(drm_device_t *dev);
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extern void i830_driver_prerelease(drm_device_t *dev, DRMFILE filp);
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extern int i830_driver_device_is_agp(drm_device_t * dev);
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#define I830_BASE(reg) ((unsigned long) \
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dev_priv->mmio_map->handle)
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#define I830_ADDR(reg) (I830_BASE(reg) + reg)
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#define I830_DEREF(reg) *(__volatile__ unsigned int *)I830_ADDR(reg)
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#define I830_READ(reg) readl((volatile u32 *)I830_ADDR(reg))
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#define I830_WRITE(reg,val) writel(val, (volatile u32 *)I830_ADDR(reg))
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#define I830_DEREF16(reg) *(__volatile__ u16 *)I830_ADDR(reg)
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#define I830_READ16(reg) I830_DEREF16(reg)
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#define I830_WRITE16(reg,val) do { I830_DEREF16(reg) = val; } while (0)
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#define I830_VERBOSE 0
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#define RING_LOCALS unsigned int outring, ringmask, outcount; \
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volatile char *virt;
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#define BEGIN_LP_RING(n) do { \
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if (I830_VERBOSE) \
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printk("BEGIN_LP_RING(%d) in %s\n", \
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n, __FUNCTION__); \
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if (dev_priv->ring.space < n*4) \
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i830_wait_ring(dev, n*4, __FUNCTION__); \
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outcount = 0; \
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outring = dev_priv->ring.tail; \
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ringmask = dev_priv->ring.tail_mask; \
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virt = dev_priv->ring.virtual_start; \
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} while (0)
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#define OUT_RING(n) do { \
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if (I830_VERBOSE) printk(" OUT_RING %x\n", (int)(n)); \
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*(volatile unsigned int *)(virt + outring) = n; \
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outcount++; \
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outring += 4; \
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outring &= ringmask; \
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} while (0)
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#define ADVANCE_LP_RING() do { \
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if (I830_VERBOSE) printk("ADVANCE_LP_RING %x\n", outring); \
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dev_priv->ring.tail = outring; \
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dev_priv->ring.space -= outcount * 4; \
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I830_WRITE(LP_RING + RING_TAIL, outring); \
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} while(0)
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extern int i830_wait_ring(drm_device_t *dev, int n, const char *caller);
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#define GFX_OP_USER_INTERRUPT ((0<<29)|(2<<23))
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#define GFX_OP_BREAKPOINT_INTERRUPT ((0<<29)|(1<<23))
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#define CMD_REPORT_HEAD (7<<23)
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#define CMD_STORE_DWORD_IDX ((0x21<<23) | 0x1)
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#define CMD_OP_BATCH_BUFFER ((0x0<<29)|(0x30<<23)|0x1)
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#define STATE3D_LOAD_STATE_IMMEDIATE_2 ((0x3<<29)|(0x1d<<24)|(0x03<<16))
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#define LOAD_TEXTURE_MAP0 (1<<11)
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#define INST_PARSER_CLIENT 0x00000000
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#define INST_OP_FLUSH 0x02000000
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#define INST_FLUSH_MAP_CACHE 0x00000001
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#define BB1_START_ADDR_MASK (~0x7)
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#define BB1_PROTECTED (1<<0)
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#define BB1_UNPROTECTED (0<<0)
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#define BB2_END_ADDR_MASK (~0x7)
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#define I830REG_HWSTAM 0x02098
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#define I830REG_INT_IDENTITY_R 0x020a4
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#define I830REG_INT_MASK_R 0x020a8
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#define I830REG_INT_ENABLE_R 0x020a0
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#define I830_IRQ_RESERVED ((1<<13)|(3<<2))
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#define LP_RING 0x2030
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#define HP_RING 0x2040
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#define RING_TAIL 0x00
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#define TAIL_ADDR 0x001FFFF8
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#define RING_HEAD 0x04
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#define HEAD_WRAP_COUNT 0xFFE00000
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#define HEAD_WRAP_ONE 0x00200000
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#define HEAD_ADDR 0x001FFFFC
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#define RING_START 0x08
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#define START_ADDR 0x0xFFFFF000
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#define RING_LEN 0x0C
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#define RING_NR_PAGES 0x001FF000
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#define RING_REPORT_MASK 0x00000006
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#define RING_REPORT_64K 0x00000002
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#define RING_REPORT_128K 0x00000004
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#define RING_NO_REPORT 0x00000000
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#define RING_VALID_MASK 0x00000001
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#define RING_VALID 0x00000001
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#define RING_INVALID 0x00000000
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#define GFX_OP_SCISSOR ((0x3<<29)|(0x1c<<24)|(0x10<<19))
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#define SC_UPDATE_SCISSOR (0x1<<1)
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#define SC_ENABLE_MASK (0x1<<0)
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#define SC_ENABLE (0x1<<0)
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#define GFX_OP_SCISSOR_INFO ((0x3<<29)|(0x1d<<24)|(0x81<<16)|(0x1))
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#define SCI_YMIN_MASK (0xffff<<16)
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#define SCI_XMIN_MASK (0xffff<<0)
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#define SCI_YMAX_MASK (0xffff<<16)
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#define SCI_XMAX_MASK (0xffff<<0)
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#define GFX_OP_SCISSOR_ENABLE ((0x3<<29)|(0x1c<<24)|(0x10<<19))
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#define GFX_OP_SCISSOR_RECT ((0x3<<29)|(0x1d<<24)|(0x81<<16)|1)
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#define GFX_OP_COLOR_FACTOR ((0x3<<29)|(0x1d<<24)|(0x1<<16)|0x0)
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#define GFX_OP_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16))
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#define GFX_OP_MAP_INFO ((0x3<<29)|(0x1d<<24)|0x4)
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#define GFX_OP_DESTBUFFER_VARS ((0x3<<29)|(0x1d<<24)|(0x85<<16)|0x0)
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#define GFX_OP_DRAWRECT_INFO ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3))
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#define GFX_OP_PRIMITIVE ((0x3<<29)|(0x1f<<24))
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#define CMD_OP_DESTBUFFER_INFO ((0x3<<29)|(0x1d<<24)|(0x8e<<16)|1)
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#define CMD_OP_DISPLAYBUFFER_INFO ((0x0<<29)|(0x14<<23)|2)
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#define ASYNC_FLIP (1<<22)
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#define CMD_3D (0x3<<29)
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#define STATE3D_CONST_BLEND_COLOR_CMD (CMD_3D|(0x1d<<24)|(0x88<<16))
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#define STATE3D_MAP_COORD_SETBIND_CMD (CMD_3D|(0x1d<<24)|(0x02<<16))
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#define BR00_BITBLT_CLIENT 0x40000000
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#define BR00_OP_COLOR_BLT 0x10000000
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#define BR00_OP_SRC_COPY_BLT 0x10C00000
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#define BR13_SOLID_PATTERN 0x80000000
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#define BUF_3D_ID_COLOR_BACK (0x3<<24)
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#define BUF_3D_ID_DEPTH (0x7<<24)
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#define BUF_3D_USE_FENCE (1<<23)
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#define BUF_3D_PITCH(x) (((x)/4)<<2)
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#define CMD_OP_MAP_PALETTE_LOAD ((3<<29)|(0x1d<<24)|(0x82<<16)|255)
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#define MAP_PALETTE_NUM(x) ((x<<8) & (1<<8))
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#define MAP_PALETTE_BOTH (1<<11)
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#define XY_COLOR_BLT_CMD ((2<<29)|(0x50<<22)|0x4)
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#define XY_COLOR_BLT_WRITE_ALPHA (1<<21)
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#define XY_COLOR_BLT_WRITE_RGB (1<<20)
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#define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6)
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#define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21)
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#define XY_SRC_COPY_BLT_WRITE_RGB (1<<20)
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#define MI_BATCH_BUFFER ((0x30<<23)|1)
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#define MI_BATCH_BUFFER_START (0x31<<23)
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#define MI_BATCH_BUFFER_END (0xA<<23)
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#define MI_BATCH_NON_SECURE (1)
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#define MI_WAIT_FOR_EVENT ((0x3<<23))
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#define MI_WAIT_FOR_PLANE_A_FLIP (1<<2)
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#define MI_WAIT_FOR_PLANE_A_SCANLINES (1<<1)
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#define MI_LOAD_SCAN_LINES_INCL ((0x12<<23))
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#endif
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