freebsd-skq/sys/dev/drm/i915_drv.h
2009-02-25 18:22:57 +00:00

2124 lines
68 KiB
C

/* 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.
*
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#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 "20080730"
#if defined(__linux__)
#define I915_HAVE_FENCE
#define I915_HAVE_BUFFER
#define I915_HAVE_GEM
#endif
/* 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
* 1.6: - New ioctl for scheduling buffer swaps on vertical blank
* - Support vertical blank on secondary display pipe
* 1.8: New ioctl for ARB_Occlusion_Query
* 1.9: Usable page flipping and triple buffering
* 1.10: Plane/pipe disentangling
* 1.11: TTM superioctl
* 1.12: TTM relocation optimization
*/
#define DRIVER_MAJOR 1
#if defined(I915_HAVE_FENCE) && defined(I915_HAVE_BUFFER)
#define DRIVER_MINOR 13
#else
#define DRIVER_MINOR 6
#endif
#define DRIVER_PATCHLEVEL 0
enum pipe {
PIPE_A = 0,
PIPE_B,
};
#ifdef I915_HAVE_BUFFER
#define I915_MAX_VALIDATE_BUFFERS 4096
struct drm_i915_validate_buffer;
#endif
#define WATCH_COHERENCY 0
#define WATCH_BUF 0
#define WATCH_EXEC 0
#define WATCH_LRU 0
#define WATCH_RELOC 0
#define WATCH_INACTIVE 0
#define WATCH_PWRITE 0
typedef struct _drm_i915_ring_buffer {
int tail_mask;
unsigned long Size;
u8 *virtual_start;
int head;
int tail;
int space;
drm_local_map_t map;
struct drm_gem_object *ring_obj;
} drm_i915_ring_buffer_t;
struct mem_block {
struct mem_block *next;
struct mem_block *prev;
int start;
int size;
struct drm_file *file_priv; /* NULL: free, -1: heap, other: real files */
};
typedef struct _drm_i915_vbl_swap {
struct list_head head;
drm_drawable_t drw_id;
unsigned int plane;
unsigned int sequence;
int flip;
} drm_i915_vbl_swap_t;
#ifdef __linux__
struct opregion_header;
struct opregion_acpi;
struct opregion_swsci;
struct opregion_asle;
struct intel_opregion {
struct opregion_header *header;
struct opregion_acpi *acpi;
struct opregion_swsci *swsci;
struct opregion_asle *asle;
int enabled;
};
#endif
typedef struct drm_i915_private {
struct drm_device *dev;
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;
uint32_t counter;
unsigned int status_gfx_addr;
drm_local_map_t hws_map;
struct drm_gem_object *hws_obj;
unsigned int cpp;
wait_queue_head_t irq_queue;
atomic_t irq_received;
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_SPINTYPE user_irq_lock;
int user_irq_refcount;
int fence_irq_on;
uint32_t irq_mask_reg;
int irq_enabled;
#ifdef I915_HAVE_FENCE
uint32_t flush_sequence;
uint32_t flush_flags;
uint32_t flush_pending;
uint32_t saved_flush_status;
#endif
#ifdef I915_HAVE_BUFFER
void *agp_iomap;
unsigned int max_validate_buffers;
struct mutex cmdbuf_mutex;
struct drm_i915_validate_buffer *val_bufs;
#endif
#if defined(I915_HAVE_BUFFER)
/* DRI2 sarea */
struct drm_buffer_object *sarea_bo;
struct drm_bo_kmap_obj sarea_kmap;
#endif
#ifdef __linux__
struct intel_opregion opregion;
#endif
/* Register state */
u8 saveLBB;
u32 saveDSPACNTR;
u32 saveDSPBCNTR;
u32 saveDSPARB;
u32 savePIPEACONF;
u32 savePIPEBCONF;
u32 savePIPEASRC;
u32 savePIPEBSRC;
u32 saveFPA0;
u32 saveFPA1;
u32 saveDPLL_A;
u32 saveDPLL_A_MD;
u32 saveHTOTAL_A;
u32 saveHBLANK_A;
u32 saveHSYNC_A;
u32 saveVTOTAL_A;
u32 saveVBLANK_A;
u32 saveVSYNC_A;
u32 saveBCLRPAT_A;
u32 savePIPEASTAT;
u32 saveDSPASTRIDE;
u32 saveDSPASIZE;
u32 saveDSPAPOS;
u32 saveDSPAADDR;
u32 saveDSPASURF;
u32 saveDSPATILEOFF;
u32 savePFIT_PGM_RATIOS;
u32 saveBLC_PWM_CTL;
u32 saveBLC_PWM_CTL2;
u32 saveFPB0;
u32 saveFPB1;
u32 saveDPLL_B;
u32 saveDPLL_B_MD;
u32 saveHTOTAL_B;
u32 saveHBLANK_B;
u32 saveHSYNC_B;
u32 saveVTOTAL_B;
u32 saveVBLANK_B;
u32 saveVSYNC_B;
u32 saveBCLRPAT_B;
u32 savePIPEBSTAT;
u32 saveDSPBSTRIDE;
u32 saveDSPBSIZE;
u32 saveDSPBPOS;
u32 saveDSPBADDR;
u32 saveDSPBSURF;
u32 saveDSPBTILEOFF;
u32 saveVGA0;
u32 saveVGA1;
u32 saveVGA_PD;
u32 saveVGACNTRL;
u32 saveADPA;
u32 saveLVDS;
u32 savePP_ON_DELAYS;
u32 savePP_OFF_DELAYS;
u32 saveDVOA;
u32 saveDVOB;
u32 saveDVOC;
u32 savePP_ON;
u32 savePP_OFF;
u32 savePP_CONTROL;
u32 savePP_DIVISOR;
u32 savePFIT_CONTROL;
u32 save_palette_a[256];
u32 save_palette_b[256];
u32 saveFBC_CFB_BASE;
u32 saveFBC_LL_BASE;
u32 saveFBC_CONTROL;
u32 saveFBC_CONTROL2;
u32 saveIER;
u32 saveIIR;
u32 saveIMR;
u32 saveCACHE_MODE_0;
u32 saveD_STATE;
u32 saveCG_2D_DIS;
u32 saveMI_ARB_STATE;
u32 saveSWF0[16];
u32 saveSWF1[16];
u32 saveSWF2[3];
u8 saveMSR;
u8 saveSR[8];
u8 saveGR[25];
u8 saveAR_INDEX;
u8 saveAR[21];
u8 saveDACMASK;
u8 saveDACDATA[256*3]; /* 256 3-byte colors */
u8 saveCR[37];
struct {
#ifdef __linux__
struct drm_mm gtt_space;
#endif
/**
* List of objects currently involved in rendering from the
* ringbuffer.
*
* A reference is held on the buffer while on this list.
*/
struct list_head active_list;
/**
* List of objects which are not in the ringbuffer but which
* still have a write_domain which needs to be flushed before
* unbinding.
*
* A reference is held on the buffer while on this list.
*/
struct list_head flushing_list;
/**
* LRU list of objects which are not in the ringbuffer and
* are ready to unbind, but are still in the GTT.
*
* A reference is not held on the buffer while on this list,
* as merely being GTT-bound shouldn't prevent its being
* freed, and we'll pull it off the list in the free path.
*/
struct list_head inactive_list;
/**
* List of breadcrumbs associated with GPU requests currently
* outstanding.
*/
struct list_head request_list;
#ifdef __linux__
/**
* We leave the user IRQ off as much as possible,
* but this means that requests will finish and never
* be retired once the system goes idle. Set a timer to
* fire periodically while the ring is running. When it
* fires, go retire requests.
*/
struct delayed_work retire_work;
#endif
uint32_t next_gem_seqno;
/**
* Waiting sequence number, if any
*/
uint32_t waiting_gem_seqno;
/**
* Last seq seen at irq time
*/
uint32_t irq_gem_seqno;
/**
* Flag if the X Server, and thus DRM, is not currently in
* control of the device.
*
* This is set between LeaveVT and EnterVT. It needs to be
* replaced with a semaphore. It also needs to be
* transitioned away from for kernel modesetting.
*/
int suspended;
/**
* Flag if the hardware appears to be wedged.
*
* This is set when attempts to idle the device timeout.
* It prevents command submission from occuring and makes
* every pending request fail
*/
int wedged;
/** Bit 6 swizzling required for X tiling */
uint32_t bit_6_swizzle_x;
/** Bit 6 swizzling required for Y tiling */
uint32_t bit_6_swizzle_y;
} mm;
} drm_i915_private_t;
struct drm_i915_file_private {
struct {
uint32_t last_gem_seqno;
uint32_t last_gem_throttle_seqno;
} mm;
};
enum intel_chip_family {
CHIP_I8XX = 0x01,
CHIP_I9XX = 0x02,
CHIP_I915 = 0x04,
CHIP_I965 = 0x08,
};
/** driver private structure attached to each drm_gem_object */
struct drm_i915_gem_object {
struct drm_gem_object *obj;
/** Current space allocated to this object in the GTT, if any. */
struct drm_mm_node *gtt_space;
/** This object's place on the active/flushing/inactive lists */
struct list_head list;
/**
* This is set if the object is on the active or flushing lists
* (has pending rendering), and is not set if it's on inactive (ready
* to be unbound).
*/
int active;
/**
* This is set if the object has been written to since last bound
* to the GTT
*/
int dirty;
/** AGP memory structure for our GTT binding. */
DRM_AGP_MEM *agp_mem;
struct page **page_list;
/**
* Current offset of the object in GTT space.
*
* This is the same as gtt_space->start
*/
uint32_t gtt_offset;
/** Boolean whether this object has a valid gtt offset. */
int gtt_bound;
/** How many users have pinned this object in GTT space */
int pin_count;
/** Breadcrumb of last rendering to the buffer. */
uint32_t last_rendering_seqno;
/** Current tiling mode for the object. */
uint32_t tiling_mode;
/**
* Flagging of which individual pages are valid in GEM_DOMAIN_CPU when
* GEM_DOMAIN_CPU is not in the object's read domain.
*/
uint8_t *page_cpu_valid;
};
/**
* Request queue structure.
*
* The request queue allows us to note sequence numbers that have been emitted
* and may be associated with active buffers to be retired.
*
* By keeping this list, we can avoid having to do questionable
* sequence-number comparisons on buffer last_rendering_seqnos, and associate
* an emission time with seqnos for tracking how far ahead of the GPU we are.
*/
struct drm_i915_gem_request {
/** GEM sequence number associated with this request. */
uint32_t seqno;
/** Time at which this request was emitted, in jiffies. */
unsigned long emitted_jiffies;
/** Cache domains that were flushed at the start of the request. */
uint32_t flush_domains;
struct list_head list;
};
extern struct drm_ioctl_desc i915_ioctls[];
extern int i915_max_ioctl;
/* i915_dma.c */
extern void i915_kernel_lost_context(struct drm_device * dev);
extern int i915_driver_load(struct drm_device *, unsigned long flags);
extern int i915_driver_unload(struct drm_device *);
extern void i915_driver_lastclose(struct drm_device * dev);
extern int i915_driver_open(struct drm_device *dev, struct drm_file *file_priv);
extern void i915_driver_preclose(struct drm_device *dev,
struct drm_file *file_priv);
extern void i915_driver_postclose(struct drm_device *dev,
struct drm_file *file_priv);
extern int i915_driver_device_is_agp(struct drm_device * dev);
extern long i915_compat_ioctl(struct file *filp, unsigned int cmd,
unsigned long arg);
extern void i915_emit_breadcrumb(struct drm_device *dev);
extern void i915_dispatch_flip(struct drm_device * dev, int pipes, int sync);
extern int i915_emit_mi_flush(struct drm_device *dev, uint32_t flush);
extern int i915_driver_firstopen(struct drm_device *dev);
extern int i915_dispatch_batchbuffer(struct drm_device * dev,
drm_i915_batchbuffer_t * batch);
extern int i915_quiescent(struct drm_device *dev);
extern int i915_init_hardware_status(struct drm_device *dev);
extern void i915_free_hardware_status(struct drm_device *dev);
int i915_emit_box(struct drm_device * dev,
struct drm_clip_rect __user * boxes,
int i, int DR1, int DR4);
/* i915_irq.c */
extern int i915_irq_emit(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int i915_irq_wait(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS);
extern void i915_driver_irq_preinstall(struct drm_device * dev);
extern int i915_driver_irq_postinstall(struct drm_device * dev);
extern void i915_driver_irq_uninstall(struct drm_device * dev);
extern int i915_vblank_pipe_set(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int i915_vblank_pipe_get(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int i915_emit_irq(struct drm_device * dev);
extern int i915_wait_irq(struct drm_device * dev, int irq_nr);
extern int i915_enable_vblank(struct drm_device *dev, int crtc);
extern void i915_disable_vblank(struct drm_device *dev, int crtc);
extern u32 i915_get_vblank_counter(struct drm_device *dev, int crtc);
extern int i915_vblank_swap(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern void i915_user_irq_on(drm_i915_private_t *dev_priv);
extern void i915_user_irq_off(drm_i915_private_t *dev_priv);
/* i915_mem.c */
extern int i915_mem_alloc(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int i915_mem_free(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int i915_mem_init_heap(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int i915_mem_destroy_heap(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern void i915_mem_takedown(struct mem_block **heap);
extern void i915_mem_release(struct drm_device * dev,
struct drm_file *file_priv,
struct mem_block *heap);
/* i915_suspend.c */
extern int i915_save_state(struct drm_device *dev);
extern int i915_restore_state(struct drm_device *dev);
#ifdef I915_HAVE_FENCE
/* i915_fence.c */
extern void i915_fence_handler(struct drm_device *dev);
extern void i915_invalidate_reported_sequence(struct drm_device *dev);
#endif
#ifdef I915_HAVE_BUFFER
/* i915_buffer.c */
extern struct drm_ttm_backend *i915_create_ttm_backend_entry(struct drm_device *dev);
extern int i915_fence_type(struct drm_buffer_object *bo, uint32_t *fclass,
uint32_t *type);
extern int i915_invalidate_caches(struct drm_device *dev, uint64_t buffer_flags);
extern int i915_init_mem_type(struct drm_device *dev, uint32_t type,
struct drm_mem_type_manager *man);
extern uint64_t i915_evict_flags(struct drm_buffer_object *bo);
extern int i915_move(struct drm_buffer_object *bo, int evict,
int no_wait, struct drm_bo_mem_reg *new_mem);
void i915_flush_ttm(struct drm_ttm *ttm);
/* i915_execbuf.c */
int i915_execbuffer(struct drm_device *dev, void *data,
struct drm_file *file_priv);
/* i915_gem.c */
int i915_gem_init_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_create_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_pread_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_pwrite_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_mmap_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_set_domain_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_sw_finish_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_execbuffer(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_pin_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_unpin_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_busy_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_throttle_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_entervt_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_leavevt_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_set_tiling(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_get_tiling(struct drm_device *dev, void *data,
struct drm_file *file_priv);
void i915_gem_load(struct drm_device *dev);
int i915_gem_proc_init(struct drm_minor *minor);
void i915_gem_proc_cleanup(struct drm_minor *minor);
int i915_gem_init_object(struct drm_gem_object *obj);
void i915_gem_free_object(struct drm_gem_object *obj);
int i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment);
void i915_gem_object_unpin(struct drm_gem_object *obj);
void i915_gem_lastclose(struct drm_device *dev);
uint32_t i915_get_gem_seqno(struct drm_device *dev);
void i915_gem_retire_requests(struct drm_device *dev);
void i915_gem_retire_work_handler(struct work_struct *work);
void i915_gem_clflush_object(struct drm_gem_object *obj);
#endif
/* i915_gem_tiling.c */
void i915_gem_detect_bit_6_swizzle(struct drm_device *dev);
/* i915_gem_debug.c */
#if WATCH_INACTIVE
void i915_verify_inactive(struct drm_device *dev, char *file, int line);
#else
#define i915_verify_inactive(dev,file,line)
#endif
void i915_gem_object_check_coherency(struct drm_gem_object *obj, int handle);
void i915_gem_dump_object(struct drm_gem_object *obj, int len,
const char *where, uint32_t mark);
void i915_dump_lru(struct drm_device *dev, const char *where);
#ifdef __linux__
/* i915_opregion.c */
extern int intel_opregion_init(struct drm_device *dev);
extern void intel_opregion_free(struct drm_device *dev);
extern void opregion_asle_intr(struct drm_device *dev);
extern void opregion_enable_asle(struct drm_device *dev);
#endif
#ifdef __linux__
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25)
extern void intel_init_chipset_flush_compat(struct drm_device *dev);
extern void intel_fini_chipset_flush_compat(struct drm_device *dev);
#endif
#endif
#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_READ8(reg) DRM_READ8(dev_priv->mmio_map, (reg))
#define I915_WRITE8(reg,val) DRM_WRITE8(dev_priv->mmio_map, (reg), (val))
#if defined(__FreeBSD__)
typedef boolean_t bool;
#endif
#define I915_VERBOSE 0
#define I915_RING_VALIDATE 0
#define PRIMARY_RINGBUFFER_SIZE (128*1024)
#define RING_LOCALS unsigned int outring, ringmask, outcount; \
volatile char *virt;
#if I915_RING_VALIDATE
void i915_ring_validate(struct drm_device *dev, const char *func, int line);
#define I915_RING_DO_VALIDATE(dev) i915_ring_validate(dev, __FUNCTION__, __LINE__)
#else
#define I915_RING_DO_VALIDATE(dev)
#endif
#define BEGIN_LP_RING(n) do { \
if (I915_VERBOSE) \
DRM_DEBUG("BEGIN_LP_RING(%d)\n", \
(n)); \
I915_RING_DO_VALIDATE(dev); \
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); \
I915_RING_DO_VALIDATE(dev); \
dev_priv->ring.tail = outring; \
dev_priv->ring.space -= outcount * 4; \
I915_WRITE(PRB0_TAIL, outring); \
} while(0)
extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
#define BREADCRUMB_BITS 31
#define BREADCRUMB_MASK ((1U << BREADCRUMB_BITS) - 1)
#define READ_BREADCRUMB(dev_priv) (((volatile u32*)(dev_priv->hw_status_page))[5])
/**
* Reads a dword out of the status page, which is written to from the command
* queue by automatic updates, MI_REPORT_HEAD, MI_STORE_DATA_INDEX, or
* MI_STORE_DATA_IMM.
*
* The following dwords have a reserved meaning:
* 0: ISR copy, updated when an ISR bit not set in the HWSTAM changes.
* 4: ring 0 head pointer
* 5: ring 1 head pointer (915-class)
* 6: ring 2 head pointer (915-class)
*
* The area from dword 0x10 to 0x3ff is available for driver usage.
*/
#define READ_HWSP(dev_priv, reg) (((volatile u32*)(dev_priv->hw_status_page))[reg])
#define I915_GEM_HWS_INDEX 0x10
/* MCH MMIO space */
/** 915-945 and GM965 MCH register controlling DRAM channel access */
#define DCC 0x200
#define DCC_ADDRESSING_MODE_SINGLE_CHANNEL (0 << 0)
#define DCC_ADDRESSING_MODE_DUAL_CHANNEL_ASYMMETRIC (1 << 0)
#define DCC_ADDRESSING_MODE_DUAL_CHANNEL_INTERLEAVED (2 << 0)
#define DCC_ADDRESSING_MODE_MASK (3 << 0)
#define DCC_CHANNEL_XOR_DISABLE (1 << 10)
/** 965 MCH register controlling DRAM channel configuration */
#define CHDECMISC 0x111
#define CHDECMISC_FLEXMEMORY (1 << 1)
/*
* The Bridge device's PCI config space has information about the
* fb aperture size and the amount of pre-reserved memory.
*/
#define INTEL_GMCH_CTRL 0x52
#define INTEL_GMCH_ENABLED 0x4
#define INTEL_GMCH_MEM_MASK 0x1
#define INTEL_GMCH_MEM_64M 0x1
#define INTEL_GMCH_MEM_128M 0
#define INTEL_855_GMCH_GMS_MASK (0x7 << 4)
#define INTEL_855_GMCH_GMS_DISABLED (0x0 << 4)
#define INTEL_855_GMCH_GMS_STOLEN_1M (0x1 << 4)
#define INTEL_855_GMCH_GMS_STOLEN_4M (0x2 << 4)
#define INTEL_855_GMCH_GMS_STOLEN_8M (0x3 << 4)
#define INTEL_855_GMCH_GMS_STOLEN_16M (0x4 << 4)
#define INTEL_855_GMCH_GMS_STOLEN_32M (0x5 << 4)
#define INTEL_915G_GMCH_GMS_STOLEN_48M (0x6 << 4)
#define INTEL_915G_GMCH_GMS_STOLEN_64M (0x7 << 4)
/* PCI config space */
#define HPLLCC 0xc0 /* 855 only */
#define GC_CLOCK_CONTROL_MASK (3 << 0)
#define GC_CLOCK_133_200 (0 << 0)
#define GC_CLOCK_100_200 (1 << 0)
#define GC_CLOCK_100_133 (2 << 0)
#define GC_CLOCK_166_250 (3 << 0)
#define GCFGC 0xf0 /* 915+ only */
#define GC_LOW_FREQUENCY_ENABLE (1 << 7)
#define GC_DISPLAY_CLOCK_190_200_MHZ (0 << 4)
#define GC_DISPLAY_CLOCK_333_MHZ (4 << 4)
#define GC_DISPLAY_CLOCK_MASK (7 << 4)
#define LBB 0xf4
/* VGA stuff */
#define VGA_ST01_MDA 0x3ba
#define VGA_ST01_CGA 0x3da
#define VGA_MSR_WRITE 0x3c2
#define VGA_MSR_READ 0x3cc
#define VGA_MSR_MEM_EN (1<<1)
#define VGA_MSR_CGA_MODE (1<<0)
#define VGA_SR_INDEX 0x3c4
#define VGA_SR_DATA 0x3c5
#define VGA_AR_INDEX 0x3c0
#define VGA_AR_VID_EN (1<<5)
#define VGA_AR_DATA_WRITE 0x3c0
#define VGA_AR_DATA_READ 0x3c1
#define VGA_GR_INDEX 0x3ce
#define VGA_GR_DATA 0x3cf
/* GR05 */
#define VGA_GR_MEM_READ_MODE_SHIFT 3
#define VGA_GR_MEM_READ_MODE_PLANE 1
/* GR06 */
#define VGA_GR_MEM_MODE_MASK 0xc
#define VGA_GR_MEM_MODE_SHIFT 2
#define VGA_GR_MEM_A0000_AFFFF 0
#define VGA_GR_MEM_A0000_BFFFF 1
#define VGA_GR_MEM_B0000_B7FFF 2
#define VGA_GR_MEM_B0000_BFFFF 3
#define VGA_DACMASK 0x3c6
#define VGA_DACRX 0x3c7
#define VGA_DACWX 0x3c8
#define VGA_DACDATA 0x3c9
#define VGA_CR_INDEX_MDA 0x3b4
#define VGA_CR_DATA_MDA 0x3b5
#define VGA_CR_INDEX_CGA 0x3d4
#define VGA_CR_DATA_CGA 0x3d5
/*
* Memory interface instructions used by the kernel
*/
#define MI_INSTR(opcode, flags) (((opcode) << 23) | (flags))
#define MI_NOOP MI_INSTR(0, 0)
#define MI_USER_INTERRUPT MI_INSTR(0x02, 0)
#define MI_WAIT_FOR_EVENT MI_INSTR(0x03, 0)
#define MI_WAIT_FOR_PLANE_B_FLIP (1<<6)
#define MI_WAIT_FOR_PLANE_A_FLIP (1<<2)
#define MI_WAIT_FOR_PLANE_A_SCANLINES (1<<1)
#define MI_FLUSH MI_INSTR(0x04, 0)
#define MI_READ_FLUSH (1 << 0)
#define MI_EXE_FLUSH (1 << 1)
#define MI_NO_WRITE_FLUSH (1 << 2)
#define MI_SCENE_COUNT (1 << 3) /* just increment scene count */
#define MI_END_SCENE (1 << 4) /* flush binner and incr scene count */
#define MI_BATCH_BUFFER_END MI_INSTR(0x0a, 0)
#define MI_REPORT_HEAD MI_INSTR(0x07, 0)
#define MI_LOAD_SCAN_LINES_INCL MI_INSTR(0x12, 0)
#define MI_STORE_DWORD_IMM MI_INSTR(0x20, 1)
#define MI_MEM_VIRTUAL (1 << 22) /* 965+ only */
#define MI_STORE_DWORD_INDEX MI_INSTR(0x21, 1)
#define MI_STORE_DWORD_INDEX_SHIFT 2
#define MI_LOAD_REGISTER_IMM MI_INSTR(0x22, 1)
#define MI_BATCH_BUFFER MI_INSTR(0x30, 1)
#define MI_BATCH_NON_SECURE (1)
#define MI_BATCH_NON_SECURE_I965 (1<<8)
#define MI_BATCH_BUFFER_START MI_INSTR(0x31, 0)
/*
* 3D instructions used by the kernel
*/
#define GFX_INSTR(opcode, flags) ((0x3 << 29) | ((opcode) << 24) | (flags))
#define GFX_OP_RASTER_RULES ((0x3<<29)|(0x7<<24))
#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_LOAD_INDIRECT ((0x3<<29)|(0x1d<<24)|(0x7<<16))
#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_DESTBUFFER_INFO ((0x3<<29)|(0x1d<<24)|(0x8e<<16)|1)
#define GFX_OP_DRAWRECT_INFO ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3))
#define GFX_OP_DRAWRECT_INFO_I965 ((0x7900<<16)|0x2)
#define SRC_COPY_BLT_CMD ((2<<29)|(0x43<<22)|4)
#define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6)
#define XY_MONO_SRC_COPY_IMM_BLT ((2<<29)|(0x71<<22)|5)
#define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21)
#define XY_SRC_COPY_BLT_WRITE_RGB (1<<20)
#define BLT_DEPTH_8 (0<<24)
#define BLT_DEPTH_16_565 (1<<24)
#define BLT_DEPTH_16_1555 (2<<24)
#define BLT_DEPTH_32 (3<<24)
#define BLT_ROP_GXCOPY (0xcc<<16)
#define XY_SRC_COPY_BLT_SRC_TILED (1<<15) /* 965+ only */
#define XY_SRC_COPY_BLT_DST_TILED (1<<11) /* 965+ only */
#define CMD_OP_DISPLAYBUFFER_INFO ((0x0<<29)|(0x14<<23)|2)
#define ASYNC_FLIP (1<<22)
#define DISPLAY_PLANE_A (0<<20)
#define DISPLAY_PLANE_B (1<<20)
/*
* Instruction and interrupt control regs
*/
#define PRB0_TAIL 0x02030
#define PRB0_HEAD 0x02034
#define PRB0_START 0x02038
#define PRB0_CTL 0x0203c
#define TAIL_ADDR 0x001FFFF8
#define HEAD_WRAP_COUNT 0xFFE00000
#define HEAD_WRAP_ONE 0x00200000
#define HEAD_ADDR 0x001FFFFC
#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 PRB1_TAIL 0x02040 /* 915+ only */
#define PRB1_HEAD 0x02044 /* 915+ only */
#define PRB1_START 0x02048 /* 915+ only */
#define PRB1_CTL 0x0204c /* 915+ only */
#define ACTHD_I965 0x02074
#define HWS_PGA 0x02080
#define HWS_ADDRESS_MASK 0xfffff000
#define HWS_START_ADDRESS_SHIFT 4
#define IPEIR 0x02088
#define NOPID 0x02094
#define HWSTAM 0x02098
#define SCPD0 0x0209c /* 915+ only */
#define IER 0x020a0
#define IIR 0x020a4
#define IMR 0x020a8
#define ISR 0x020ac
#define I915_PIPE_CONTROL_NOTIFY_INTERRUPT (1<<18)
#define I915_DISPLAY_PORT_INTERRUPT (1<<17)
#define I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT (1<<15)
#define I915_GMCH_THERMAL_SENSOR_EVENT_INTERRUPT (1<<14)
#define I915_HWB_OOM_INTERRUPT (1<<13)
#define I915_SYNC_STATUS_INTERRUPT (1<<12)
#define I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT (1<<11)
#define I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT (1<<10)
#define I915_OVERLAY_PLANE_FLIP_PENDING_INTERRUPT (1<<9)
#define I915_DISPLAY_PLANE_C_FLIP_PENDING_INTERRUPT (1<<8)
#define I915_DISPLAY_PIPE_A_VBLANK_INTERRUPT (1<<7)
#define I915_DISPLAY_PIPE_A_EVENT_INTERRUPT (1<<6)
#define I915_DISPLAY_PIPE_B_VBLANK_INTERRUPT (1<<5)
#define I915_DISPLAY_PIPE_B_EVENT_INTERRUPT (1<<4)
#define I915_DEBUG_INTERRUPT (1<<2)
#define I915_USER_INTERRUPT (1<<1)
#define I915_ASLE_INTERRUPT (1<<0)
#define EIR 0x020b0
#define EMR 0x020b4
#define ESR 0x020b8
#define INSTPM 0x020c0
#define ACTHD 0x020c8
#define FW_BLC 0x020d8
#define FW_BLC_SELF 0x020e0 /* 915+ only */
#define MI_ARB_STATE 0x020e4 /* 915+ only */
#define CACHE_MODE_0 0x02120 /* 915+ only */
#define CM0_MASK_SHIFT 16
#define CM0_IZ_OPT_DISABLE (1<<6)
#define CM0_ZR_OPT_DISABLE (1<<5)
#define CM0_DEPTH_EVICT_DISABLE (1<<4)
#define CM0_COLOR_EVICT_DISABLE (1<<3)
#define CM0_DEPTH_WRITE_DISABLE (1<<1)
#define CM0_RC_OP_FLUSH_DISABLE (1<<0)
#define GFX_FLSH_CNTL 0x02170 /* 915+ only */
/*
* Framebuffer compression (915+ only)
*/
#define FBC_CFB_BASE 0x03200 /* 4k page aligned */
#define FBC_LL_BASE 0x03204 /* 4k page aligned */
#define FBC_CONTROL 0x03208
#define FBC_CTL_EN (1<<31)
#define FBC_CTL_PERIODIC (1<<30)
#define FBC_CTL_INTERVAL_SHIFT (16)
#define FBC_CTL_UNCOMPRESSIBLE (1<<14)
#define FBC_CTL_STRIDE_SHIFT (5)
#define FBC_CTL_FENCENO (1<<0)
#define FBC_COMMAND 0x0320c
#define FBC_CMD_COMPRESS (1<<0)
#define FBC_STATUS 0x03210
#define FBC_STAT_COMPRESSING (1<<31)
#define FBC_STAT_COMPRESSED (1<<30)
#define FBC_STAT_MODIFIED (1<<29)
#define FBC_STAT_CURRENT_LINE (1<<0)
#define FBC_CONTROL2 0x03214
#define FBC_CTL_FENCE_DBL (0<<4)
#define FBC_CTL_IDLE_IMM (0<<2)
#define FBC_CTL_IDLE_FULL (1<<2)
#define FBC_CTL_IDLE_LINE (2<<2)
#define FBC_CTL_IDLE_DEBUG (3<<2)
#define FBC_CTL_CPU_FENCE (1<<1)
#define FBC_CTL_PLANEA (0<<0)
#define FBC_CTL_PLANEB (1<<0)
#define FBC_FENCE_OFF 0x0321b
#define FBC_LL_SIZE (1536)
/*
* GPIO regs
*/
#define GPIOA 0x5010
#define GPIOB 0x5014
#define GPIOC 0x5018
#define GPIOD 0x501c
#define GPIOE 0x5020
#define GPIOF 0x5024
#define GPIOG 0x5028
#define GPIOH 0x502c
# define GPIO_CLOCK_DIR_MASK (1 << 0)
# define GPIO_CLOCK_DIR_IN (0 << 1)
# define GPIO_CLOCK_DIR_OUT (1 << 1)
# define GPIO_CLOCK_VAL_MASK (1 << 2)
# define GPIO_CLOCK_VAL_OUT (1 << 3)
# define GPIO_CLOCK_VAL_IN (1 << 4)
# define GPIO_CLOCK_PULLUP_DISABLE (1 << 5)
# define GPIO_DATA_DIR_MASK (1 << 8)
# define GPIO_DATA_DIR_IN (0 << 9)
# define GPIO_DATA_DIR_OUT (1 << 9)
# define GPIO_DATA_VAL_MASK (1 << 10)
# define GPIO_DATA_VAL_OUT (1 << 11)
# define GPIO_DATA_VAL_IN (1 << 12)
# define GPIO_DATA_PULLUP_DISABLE (1 << 13)
/*
* Clock control & power management
*/
#define VGA0 0x6000
#define VGA1 0x6004
#define VGA_PD 0x6010
#define VGA0_PD_P2_DIV_4 (1 << 7)
#define VGA0_PD_P1_DIV_2 (1 << 5)
#define VGA0_PD_P1_SHIFT 0
#define VGA0_PD_P1_MASK (0x1f << 0)
#define VGA1_PD_P2_DIV_4 (1 << 15)
#define VGA1_PD_P1_DIV_2 (1 << 13)
#define VGA1_PD_P1_SHIFT 8
#define VGA1_PD_P1_MASK (0x1f << 8)
#define DPLL_A 0x06014
#define DPLL_B 0x06018
#define DPLL_VCO_ENABLE (1 << 31)
#define DPLL_DVO_HIGH_SPEED (1 << 30)
#define DPLL_SYNCLOCK_ENABLE (1 << 29)
#define DPLL_VGA_MODE_DIS (1 << 28)
#define DPLLB_MODE_DAC_SERIAL (1 << 26) /* i915 */
#define DPLLB_MODE_LVDS (2 << 26) /* i915 */
#define DPLL_MODE_MASK (3 << 26)
#define DPLL_DAC_SERIAL_P2_CLOCK_DIV_10 (0 << 24) /* i915 */
#define DPLL_DAC_SERIAL_P2_CLOCK_DIV_5 (1 << 24) /* i915 */
#define DPLLB_LVDS_P2_CLOCK_DIV_14 (0 << 24) /* i915 */
#define DPLLB_LVDS_P2_CLOCK_DIV_7 (1 << 24) /* i915 */
#define DPLL_P2_CLOCK_DIV_MASK 0x03000000 /* i915 */
#define DPLL_FPA01_P1_POST_DIV_MASK 0x00ff0000 /* i915 */
#define I915_FIFO_UNDERRUN_STATUS (1UL<<31)
#define I915_CRC_ERROR_ENABLE (1UL<<29)
#define I915_CRC_DONE_ENABLE (1UL<<28)
#define I915_GMBUS_EVENT_ENABLE (1UL<<27)
#define I915_VSYNC_INTERRUPT_ENABLE (1UL<<25)
#define I915_DISPLAY_LINE_COMPARE_ENABLE (1UL<<24)
#define I915_DPST_EVENT_ENABLE (1UL<<23)
#define I915_LEGACY_BLC_EVENT_ENABLE (1UL<<22)
#define I915_ODD_FIELD_INTERRUPT_ENABLE (1UL<<21)
#define I915_EVEN_FIELD_INTERRUPT_ENABLE (1UL<<20)
#define I915_START_VBLANK_INTERRUPT_ENABLE (1UL<<18) /* 965 or later */
#define I915_VBLANK_INTERRUPT_ENABLE (1UL<<17)
#define I915_OVERLAY_UPDATED_ENABLE (1UL<<16)
#define I915_CRC_ERROR_INTERRUPT_STATUS (1UL<<13)
#define I915_CRC_DONE_INTERRUPT_STATUS (1UL<<12)
#define I915_GMBUS_INTERRUPT_STATUS (1UL<<11)
#define I915_VSYNC_INTERRUPT_STATUS (1UL<<9)
#define I915_DISPLAY_LINE_COMPARE_STATUS (1UL<<8)
#define I915_DPST_EVENT_STATUS (1UL<<7)
#define I915_LEGACY_BLC_EVENT_STATUS (1UL<<6)
#define I915_ODD_FIELD_INTERRUPT_STATUS (1UL<<5)
#define I915_EVEN_FIELD_INTERRUPT_STATUS (1UL<<4)
#define I915_START_VBLANK_INTERRUPT_STATUS (1UL<<2) /* 965 or later */
#define I915_VBLANK_INTERRUPT_STATUS (1UL<<1)
#define I915_OVERLAY_UPDATED_STATUS (1UL<<0)
#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 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 0xFFFFF000
#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
/* Scratch pad debug 0 reg:
*/
#define DPLL_FPA01_P1_POST_DIV_MASK_I830 0x001f0000
/*
* The i830 generation, in LVDS mode, defines P1 as the bit number set within
* this field (only one bit may be set).
*/
#define DPLL_FPA01_P1_POST_DIV_MASK_I830_LVDS 0x003f0000
#define DPLL_FPA01_P1_POST_DIV_SHIFT 16
/* i830, required in DVO non-gang */
#define PLL_P2_DIVIDE_BY_4 (1 << 23)
#define PLL_P1_DIVIDE_BY_TWO (1 << 21) /* i830 */
#define PLL_REF_INPUT_DREFCLK (0 << 13)
#define PLL_REF_INPUT_TVCLKINA (1 << 13) /* i830 */
#define PLL_REF_INPUT_TVCLKINBC (2 << 13) /* SDVO TVCLKIN */
#define PLLB_REF_INPUT_SPREADSPECTRUMIN (3 << 13)
#define PLL_REF_INPUT_MASK (3 << 13)
#define PLL_LOAD_PULSE_PHASE_SHIFT 9
/*
* Parallel to Serial Load Pulse phase selection.
* Selects the phase for the 10X DPLL clock for the PCIe
* digital display port. The range is 4 to 13; 10 or more
* is just a flip delay. The default is 6
*/
#define PLL_LOAD_PULSE_PHASE_MASK (0xf << PLL_LOAD_PULSE_PHASE_SHIFT)
#define DISPLAY_RATE_SELECT_FPA1 (1 << 8)
/*
* SDVO multiplier for 945G/GM. Not used on 965.
*/
#define SDVO_MULTIPLIER_MASK 0x000000ff
#define SDVO_MULTIPLIER_SHIFT_HIRES 4
#define SDVO_MULTIPLIER_SHIFT_VGA 0
#define DPLL_A_MD 0x0601c /* 965+ only */
/*
* UDI pixel divider, controlling how many pixels are stuffed into a packet.
*
* Value is pixels minus 1. Must be set to 1 pixel for SDVO.
*/
#define DPLL_MD_UDI_DIVIDER_MASK 0x3f000000
#define DPLL_MD_UDI_DIVIDER_SHIFT 24
/* UDI pixel divider for VGA, same as DPLL_MD_UDI_DIVIDER_MASK. */
#define DPLL_MD_VGA_UDI_DIVIDER_MASK 0x003f0000
#define DPLL_MD_VGA_UDI_DIVIDER_SHIFT 16
/*
* SDVO/UDI pixel multiplier.
*
* SDVO requires that the bus clock rate be between 1 and 2 Ghz, and the bus
* clock rate is 10 times the DPLL clock. At low resolution/refresh rate
* modes, the bus rate would be below the limits, so SDVO allows for stuffing
* dummy bytes in the datastream at an increased clock rate, with both sides of
* the link knowing how many bytes are fill.
*
* So, for a mode with a dotclock of 65Mhz, we would want to double the clock
* rate to 130Mhz to get a bus rate of 1.30Ghz. The DPLL clock rate would be
* set to 130Mhz, and the SDVO multiplier set to 2x in this register and
* through an SDVO command.
*
* This register field has values of multiplication factor minus 1, with
* a maximum multiplier of 5 for SDVO.
*/
#define DPLL_MD_UDI_MULTIPLIER_MASK 0x00003f00
#define DPLL_MD_UDI_MULTIPLIER_SHIFT 8
/*
* SDVO/UDI pixel multiplier for VGA, same as DPLL_MD_UDI_MULTIPLIER_MASK.
* This best be set to the default value (3) or the CRT won't work. No,
* I don't entirely understand what this does...
*/
#define DPLL_MD_VGA_UDI_MULTIPLIER_MASK 0x0000003f
#define DPLL_MD_VGA_UDI_MULTIPLIER_SHIFT 0
#define DPLL_B_MD 0x06020 /* 965+ only */
#define FPA0 0x06040
#define FPA1 0x06044
#define FPB0 0x06048
#define FPB1 0x0604c
#define FP_N_DIV_MASK 0x003f0000
#define FP_N_DIV_SHIFT 16
#define FP_M1_DIV_MASK 0x00003f00
#define FP_M1_DIV_SHIFT 8
#define FP_M2_DIV_MASK 0x0000003f
#define FP_M2_DIV_SHIFT 0
#define DPLL_TEST 0x606c
#define DPLLB_TEST_SDVO_DIV_1 (0 << 22)
#define DPLLB_TEST_SDVO_DIV_2 (1 << 22)
#define DPLLB_TEST_SDVO_DIV_4 (2 << 22)
#define DPLLB_TEST_SDVO_DIV_MASK (3 << 22)
#define DPLLB_TEST_N_BYPASS (1 << 19)
#define DPLLB_TEST_M_BYPASS (1 << 18)
#define DPLLB_INPUT_BUFFER_ENABLE (1 << 16)
#define DPLLA_TEST_N_BYPASS (1 << 3)
#define DPLLA_TEST_M_BYPASS (1 << 2)
#define DPLLA_INPUT_BUFFER_ENABLE (1 << 0)
#define D_STATE 0x6104
#define CG_2D_DIS 0x6200
#define CG_3D_DIS 0x6204
/*
* Palette regs
*/
#define PALETTE_A 0x0a000
#define PALETTE_B 0x0a800
/*
* Overlay regs
*/
#define OVADD 0x30000
#define DOVSTA 0x30008
#define OC_BUF (0x3<<20)
#define OGAMC5 0x30010
#define OGAMC4 0x30014
#define OGAMC3 0x30018
#define OGAMC2 0x3001c
#define OGAMC1 0x30020
#define OGAMC0 0x30024
/*
* Display engine regs
*/
/* Pipe A timing regs */
#define HTOTAL_A 0x60000
#define HBLANK_A 0x60004
#define HSYNC_A 0x60008
#define VTOTAL_A 0x6000c
#define VBLANK_A 0x60010
#define VSYNC_A 0x60014
#define PIPEASRC 0x6001c
#define BCLRPAT_A 0x60020
/* Pipe B timing regs */
#define HTOTAL_B 0x61000
#define HBLANK_B 0x61004
#define HSYNC_B 0x61008
#define VTOTAL_B 0x6100c
#define VBLANK_B 0x61010
#define VSYNC_B 0x61014
#define PIPEBSRC 0x6101c
#define BCLRPAT_B 0x61020
/* VGA port control */
#define ADPA 0x61100
#define ADPA_DAC_ENABLE (1<<31)
#define ADPA_DAC_DISABLE 0
#define ADPA_PIPE_SELECT_MASK (1<<30)
#define ADPA_PIPE_A_SELECT 0
#define ADPA_PIPE_B_SELECT (1<<30)
#define ADPA_USE_VGA_HVPOLARITY (1<<15)
#define ADPA_SETS_HVPOLARITY 0
#define ADPA_VSYNC_CNTL_DISABLE (1<<11)
#define ADPA_VSYNC_CNTL_ENABLE 0
#define ADPA_HSYNC_CNTL_DISABLE (1<<10)
#define ADPA_HSYNC_CNTL_ENABLE 0
#define ADPA_VSYNC_ACTIVE_HIGH (1<<4)
#define ADPA_VSYNC_ACTIVE_LOW 0
#define ADPA_HSYNC_ACTIVE_HIGH (1<<3)
#define ADPA_HSYNC_ACTIVE_LOW 0
#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)
/* Hotplug control (945+ only) */
#define PORT_HOTPLUG_EN 0x61110
#define SDVOB_HOTPLUG_INT_EN (1 << 26)
#define SDVOC_HOTPLUG_INT_EN (1 << 25)
#define TV_HOTPLUG_INT_EN (1 << 18)
#define CRT_HOTPLUG_INT_EN (1 << 9)
#define CRT_HOTPLUG_FORCE_DETECT (1 << 3)
#define PORT_HOTPLUG_STAT 0x61114
#define CRT_HOTPLUG_INT_STATUS (1 << 11)
#define TV_HOTPLUG_INT_STATUS (1 << 10)
#define CRT_HOTPLUG_MONITOR_MASK (3 << 8)
#define CRT_HOTPLUG_MONITOR_COLOR (3 << 8)
#define CRT_HOTPLUG_MONITOR_MONO (2 << 8)
#define CRT_HOTPLUG_MONITOR_NONE (0 << 8)
#define SDVOC_HOTPLUG_INT_STATUS (1 << 7)
#define SDVOB_HOTPLUG_INT_STATUS (1 << 6)
/* SDVO port control */
#define SDVOB 0x61140
#define SDVOC 0x61160
#define SDVO_ENABLE (1 << 31)
#define SDVO_PIPE_B_SELECT (1 << 30)
#define SDVO_STALL_SELECT (1 << 29)
#define SDVO_INTERRUPT_ENABLE (1 << 26)
/**
* 915G/GM SDVO pixel multiplier.
*
* Programmed value is multiplier - 1, up to 5x.
*
* \sa DPLL_MD_UDI_MULTIPLIER_MASK
*/
#define SDVO_PORT_MULTIPLY_MASK (7 << 23)
#define SDVO_PORT_MULTIPLY_SHIFT 23
#define SDVO_PHASE_SELECT_MASK (15 << 19)
#define SDVO_PHASE_SELECT_DEFAULT (6 << 19)
#define SDVO_CLOCK_OUTPUT_INVERT (1 << 18)
#define SDVOC_GANG_MODE (1 << 16)
#define SDVO_BORDER_ENABLE (1 << 7)
#define SDVOB_PCIE_CONCURRENCY (1 << 3)
#define SDVO_DETECTED (1 << 2)
/* Bits to be preserved when writing */
#define SDVOB_PRESERVE_MASK ((1 << 17) | (1 << 16) | (1 << 14) | (1 << 26))
#define SDVOC_PRESERVE_MASK ((1 << 17) | (1 << 26))
/* DVO port control */
#define DVOA 0x61120
#define DVOB 0x61140
#define DVOC 0x61160
#define DVO_ENABLE (1 << 31)
#define DVO_PIPE_B_SELECT (1 << 30)
#define DVO_PIPE_STALL_UNUSED (0 << 28)
#define DVO_PIPE_STALL (1 << 28)
#define DVO_PIPE_STALL_TV (2 << 28)
#define DVO_PIPE_STALL_MASK (3 << 28)
#define DVO_USE_VGA_SYNC (1 << 15)
#define DVO_DATA_ORDER_I740 (0 << 14)
#define DVO_DATA_ORDER_FP (1 << 14)
#define DVO_VSYNC_DISABLE (1 << 11)
#define DVO_HSYNC_DISABLE (1 << 10)
#define DVO_VSYNC_TRISTATE (1 << 9)
#define DVO_HSYNC_TRISTATE (1 << 8)
#define DVO_BORDER_ENABLE (1 << 7)
#define DVO_DATA_ORDER_GBRG (1 << 6)
#define DVO_DATA_ORDER_RGGB (0 << 6)
#define DVO_DATA_ORDER_GBRG_ERRATA (0 << 6)
#define DVO_DATA_ORDER_RGGB_ERRATA (1 << 6)
#define DVO_VSYNC_ACTIVE_HIGH (1 << 4)
#define DVO_HSYNC_ACTIVE_HIGH (1 << 3)
#define DVO_BLANK_ACTIVE_HIGH (1 << 2)
#define DVO_OUTPUT_CSTATE_PIXELS (1 << 1) /* SDG only */
#define DVO_OUTPUT_SOURCE_SIZE_PIXELS (1 << 0) /* SDG only */
#define DVO_PRESERVE_MASK (0x7<<24)
#define DVOA_SRCDIM 0x61124
#define DVOB_SRCDIM 0x61144
#define DVOC_SRCDIM 0x61164
#define DVO_SRCDIM_HORIZONTAL_SHIFT 12
#define DVO_SRCDIM_VERTICAL_SHIFT 0
/* LVDS port control */
#define LVDS 0x61180
/*
* Enables the LVDS port. This bit must be set before DPLLs are enabled, as
* the DPLL semantics change when the LVDS is assigned to that pipe.
*/
#define LVDS_PORT_EN (1 << 31)
/* Selects pipe B for LVDS data. Must be set on pre-965. */
#define LVDS_PIPEB_SELECT (1 << 30)
/*
* Enables the A0-A2 data pairs and CLKA, containing 18 bits of color data per
* pixel.
*/
#define LVDS_A0A2_CLKA_POWER_MASK (3 << 8)
#define LVDS_A0A2_CLKA_POWER_DOWN (0 << 8)
#define LVDS_A0A2_CLKA_POWER_UP (3 << 8)
/*
* Controls the A3 data pair, which contains the additional LSBs for 24 bit
* mode. Only enabled if LVDS_A0A2_CLKA_POWER_UP also indicates it should be
* on.
*/
#define LVDS_A3_POWER_MASK (3 << 6)
#define LVDS_A3_POWER_DOWN (0 << 6)
#define LVDS_A3_POWER_UP (3 << 6)
/*
* Controls the CLKB pair. This should only be set when LVDS_B0B3_POWER_UP
* is set.
*/
#define LVDS_CLKB_POWER_MASK (3 << 4)
#define LVDS_CLKB_POWER_DOWN (0 << 4)
#define LVDS_CLKB_POWER_UP (3 << 4)
/*
* Controls the B0-B3 data pairs. This must be set to match the DPLL p2
* setting for whether we are in dual-channel mode. The B3 pair will
* additionally only be powered up when LVDS_A3_POWER_UP is set.
*/
#define LVDS_B0B3_POWER_MASK (3 << 2)
#define LVDS_B0B3_POWER_DOWN (0 << 2)
#define LVDS_B0B3_POWER_UP (3 << 2)
/* Panel power sequencing */
#define PP_STATUS 0x61200
#define PP_ON (1 << 31)
/*
* Indicates that all dependencies of the panel are on:
*
* - PLL enabled
* - pipe enabled
* - LVDS/DVOB/DVOC on
*/
#define PP_READY (1 << 30)
#define PP_SEQUENCE_NONE (0 << 28)
#define PP_SEQUENCE_ON (1 << 28)
#define PP_SEQUENCE_OFF (2 << 28)
#define PP_SEQUENCE_MASK 0x30000000
#define PP_CONTROL 0x61204
#define POWER_TARGET_ON (1 << 0)
#define PP_ON_DELAYS 0x61208
#define PP_OFF_DELAYS 0x6120c
#define PP_DIVISOR 0x61210
/* Panel fitting */
#define PFIT_CONTROL 0x61230
#define PFIT_ENABLE (1 << 31)
#define PFIT_PIPE_MASK (3 << 29)
#define PFIT_PIPE_SHIFT 29
#define VERT_INTERP_DISABLE (0 << 10)
#define VERT_INTERP_BILINEAR (1 << 10)
#define VERT_INTERP_MASK (3 << 10)
#define VERT_AUTO_SCALE (1 << 9)
#define HORIZ_INTERP_DISABLE (0 << 6)
#define HORIZ_INTERP_BILINEAR (1 << 6)
#define HORIZ_INTERP_MASK (3 << 6)
#define HORIZ_AUTO_SCALE (1 << 5)
#define PANEL_8TO6_DITHER_ENABLE (1 << 3)
#define PFIT_PGM_RATIOS 0x61234
#define PFIT_VERT_SCALE_MASK 0xfff00000
#define PFIT_HORIZ_SCALE_MASK 0x0000fff0
#define PFIT_AUTO_RATIOS 0x61238
/* Backlight control */
#define BLC_PWM_CTL 0x61254
#define BACKLIGHT_MODULATION_FREQ_SHIFT (17)
#define BLC_PWM_CTL2 0x61250 /* 965+ only */
/*
* This is the most significant 15 bits of the number of backlight cycles in a
* complete cycle of the modulated backlight control.
*
* The actual value is this field multiplied by two.
*/
#define BACKLIGHT_MODULATION_FREQ_MASK (0x7fff << 17)
#define BLM_LEGACY_MODE (1 << 16)
/*
* This is the number of cycles out of the backlight modulation cycle for which
* the backlight is on.
*
* This field must be no greater than the number of cycles in the complete
* backlight modulation cycle.
*/
#define BACKLIGHT_DUTY_CYCLE_SHIFT (0)
#define BACKLIGHT_DUTY_CYCLE_MASK (0xffff)
/* TV port control */
#define TV_CTL 0x68000
/** Enables the TV encoder */
# define TV_ENC_ENABLE (1 << 31)
/** Sources the TV encoder input from pipe B instead of A. */
# define TV_ENC_PIPEB_SELECT (1 << 30)
/** Outputs composite video (DAC A only) */
# define TV_ENC_OUTPUT_COMPOSITE (0 << 28)
/** Outputs SVideo video (DAC B/C) */
# define TV_ENC_OUTPUT_SVIDEO (1 << 28)
/** Outputs Component video (DAC A/B/C) */
# define TV_ENC_OUTPUT_COMPONENT (2 << 28)
/** Outputs Composite and SVideo (DAC A/B/C) */
# define TV_ENC_OUTPUT_SVIDEO_COMPOSITE (3 << 28)
# define TV_TRILEVEL_SYNC (1 << 21)
/** Enables slow sync generation (945GM only) */
# define TV_SLOW_SYNC (1 << 20)
/** Selects 4x oversampling for 480i and 576p */
# define TV_OVERSAMPLE_4X (0 << 18)
/** Selects 2x oversampling for 720p and 1080i */
# define TV_OVERSAMPLE_2X (1 << 18)
/** Selects no oversampling for 1080p */
# define TV_OVERSAMPLE_NONE (2 << 18)
/** Selects 8x oversampling */
# define TV_OVERSAMPLE_8X (3 << 18)
/** Selects progressive mode rather than interlaced */
# define TV_PROGRESSIVE (1 << 17)
/** Sets the colorburst to PAL mode. Required for non-M PAL modes. */
# define TV_PAL_BURST (1 << 16)
/** Field for setting delay of Y compared to C */
# define TV_YC_SKEW_MASK (7 << 12)
/** Enables a fix for 480p/576p standard definition modes on the 915GM only */
# define TV_ENC_SDP_FIX (1 << 11)
/**
* Enables a fix for the 915GM only.
*
* Not sure what it does.
*/
# define TV_ENC_C0_FIX (1 << 10)
/** Bits that must be preserved by software */
# define TV_CTL_SAVE ((3 << 8) | (3 << 6))
# define TV_FUSE_STATE_MASK (3 << 4)
/** Read-only state that reports all features enabled */
# define TV_FUSE_STATE_ENABLED (0 << 4)
/** Read-only state that reports that Macrovision is disabled in hardware*/
# define TV_FUSE_STATE_NO_MACROVISION (1 << 4)
/** Read-only state that reports that TV-out is disabled in hardware. */
# define TV_FUSE_STATE_DISABLED (2 << 4)
/** Normal operation */
# define TV_TEST_MODE_NORMAL (0 << 0)
/** Encoder test pattern 1 - combo pattern */
# define TV_TEST_MODE_PATTERN_1 (1 << 0)
/** Encoder test pattern 2 - full screen vertical 75% color bars */
# define TV_TEST_MODE_PATTERN_2 (2 << 0)
/** Encoder test pattern 3 - full screen horizontal 75% color bars */
# define TV_TEST_MODE_PATTERN_3 (3 << 0)
/** Encoder test pattern 4 - random noise */
# define TV_TEST_MODE_PATTERN_4 (4 << 0)
/** Encoder test pattern 5 - linear color ramps */
# define TV_TEST_MODE_PATTERN_5 (5 << 0)
/**
* This test mode forces the DACs to 50% of full output.
*
* This is used for load detection in combination with TVDAC_SENSE_MASK
*/
# define TV_TEST_MODE_MONITOR_DETECT (7 << 0)
# define TV_TEST_MODE_MASK (7 << 0)
#define TV_DAC 0x68004
/**
* Reports that DAC state change logic has reported change (RO).
*
* This gets cleared when TV_DAC_STATE_EN is cleared
*/
# define TVDAC_STATE_CHG (1 << 31)
# define TVDAC_SENSE_MASK (7 << 28)
/** Reports that DAC A voltage is above the detect threshold */
# define TVDAC_A_SENSE (1 << 30)
/** Reports that DAC B voltage is above the detect threshold */
# define TVDAC_B_SENSE (1 << 29)
/** Reports that DAC C voltage is above the detect threshold */
# define TVDAC_C_SENSE (1 << 28)
/**
* Enables DAC state detection logic, for load-based TV detection.
*
* The PLL of the chosen pipe (in TV_CTL) must be running, and the encoder set
* to off, for load detection to work.
*/
# define TVDAC_STATE_CHG_EN (1 << 27)
/** Sets the DAC A sense value to high */
# define TVDAC_A_SENSE_CTL (1 << 26)
/** Sets the DAC B sense value to high */
# define TVDAC_B_SENSE_CTL (1 << 25)
/** Sets the DAC C sense value to high */
# define TVDAC_C_SENSE_CTL (1 << 24)
/** Overrides the ENC_ENABLE and DAC voltage levels */
# define DAC_CTL_OVERRIDE (1 << 7)
/** Sets the slew rate. Must be preserved in software */
# define ENC_TVDAC_SLEW_FAST (1 << 6)
# define DAC_A_1_3_V (0 << 4)
# define DAC_A_1_1_V (1 << 4)
# define DAC_A_0_7_V (2 << 4)
# define DAC_A_OFF (3 << 4)
# define DAC_B_1_3_V (0 << 2)
# define DAC_B_1_1_V (1 << 2)
# define DAC_B_0_7_V (2 << 2)
# define DAC_B_OFF (3 << 2)
# define DAC_C_1_3_V (0 << 0)
# define DAC_C_1_1_V (1 << 0)
# define DAC_C_0_7_V (2 << 0)
# define DAC_C_OFF (3 << 0)
/**
* CSC coefficients are stored in a floating point format with 9 bits of
* mantissa and 2 or 3 bits of exponent. The exponent is represented as 2**-n,
* where 2-bit exponents are unsigned n, and 3-bit exponents are signed n with
* -1 (0x3) being the only legal negative value.
*/
#define TV_CSC_Y 0x68010
# define TV_RY_MASK 0x07ff0000
# define TV_RY_SHIFT 16
# define TV_GY_MASK 0x00000fff
# define TV_GY_SHIFT 0
#define TV_CSC_Y2 0x68014
# define TV_BY_MASK 0x07ff0000
# define TV_BY_SHIFT 16
/**
* Y attenuation for component video.
*
* Stored in 1.9 fixed point.
*/
# define TV_AY_MASK 0x000003ff
# define TV_AY_SHIFT 0
#define TV_CSC_U 0x68018
# define TV_RU_MASK 0x07ff0000
# define TV_RU_SHIFT 16
# define TV_GU_MASK 0x000007ff
# define TV_GU_SHIFT 0
#define TV_CSC_U2 0x6801c
# define TV_BU_MASK 0x07ff0000
# define TV_BU_SHIFT 16
/**
* U attenuation for component video.
*
* Stored in 1.9 fixed point.
*/
# define TV_AU_MASK 0x000003ff
# define TV_AU_SHIFT 0
#define TV_CSC_V 0x68020
# define TV_RV_MASK 0x0fff0000
# define TV_RV_SHIFT 16
# define TV_GV_MASK 0x000007ff
# define TV_GV_SHIFT 0
#define TV_CSC_V2 0x68024
# define TV_BV_MASK 0x07ff0000
# define TV_BV_SHIFT 16
/**
* V attenuation for component video.
*
* Stored in 1.9 fixed point.
*/
# define TV_AV_MASK 0x000007ff
# define TV_AV_SHIFT 0
#define TV_CLR_KNOBS 0x68028
/** 2s-complement brightness adjustment */
# define TV_BRIGHTNESS_MASK 0xff000000
# define TV_BRIGHTNESS_SHIFT 24
/** Contrast adjustment, as a 2.6 unsigned floating point number */
# define TV_CONTRAST_MASK 0x00ff0000
# define TV_CONTRAST_SHIFT 16
/** Saturation adjustment, as a 2.6 unsigned floating point number */
# define TV_SATURATION_MASK 0x0000ff00
# define TV_SATURATION_SHIFT 8
/** Hue adjustment, as an integer phase angle in degrees */
# define TV_HUE_MASK 0x000000ff
# define TV_HUE_SHIFT 0
#define TV_CLR_LEVEL 0x6802c
/** Controls the DAC level for black */
# define TV_BLACK_LEVEL_MASK 0x01ff0000
# define TV_BLACK_LEVEL_SHIFT 16
/** Controls the DAC level for blanking */
# define TV_BLANK_LEVEL_MASK 0x000001ff
# define TV_BLANK_LEVEL_SHIFT 0
#define TV_H_CTL_1 0x68030
/** Number of pixels in the hsync. */
# define TV_HSYNC_END_MASK 0x1fff0000
# define TV_HSYNC_END_SHIFT 16
/** Total number of pixels minus one in the line (display and blanking). */
# define TV_HTOTAL_MASK 0x00001fff
# define TV_HTOTAL_SHIFT 0
#define TV_H_CTL_2 0x68034
/** Enables the colorburst (needed for non-component color) */
# define TV_BURST_ENA (1 << 31)
/** Offset of the colorburst from the start of hsync, in pixels minus one. */
# define TV_HBURST_START_SHIFT 16
# define TV_HBURST_START_MASK 0x1fff0000
/** Length of the colorburst */
# define TV_HBURST_LEN_SHIFT 0
# define TV_HBURST_LEN_MASK 0x0001fff
#define TV_H_CTL_3 0x68038
/** End of hblank, measured in pixels minus one from start of hsync */
# define TV_HBLANK_END_SHIFT 16
# define TV_HBLANK_END_MASK 0x1fff0000
/** Start of hblank, measured in pixels minus one from start of hsync */
# define TV_HBLANK_START_SHIFT 0
# define TV_HBLANK_START_MASK 0x0001fff
#define TV_V_CTL_1 0x6803c
/** XXX */
# define TV_NBR_END_SHIFT 16
# define TV_NBR_END_MASK 0x07ff0000
/** XXX */
# define TV_VI_END_F1_SHIFT 8
# define TV_VI_END_F1_MASK 0x00003f00
/** XXX */
# define TV_VI_END_F2_SHIFT 0
# define TV_VI_END_F2_MASK 0x0000003f
#define TV_V_CTL_2 0x68040
/** Length of vsync, in half lines */
# define TV_VSYNC_LEN_MASK 0x07ff0000
# define TV_VSYNC_LEN_SHIFT 16
/** Offset of the start of vsync in field 1, measured in one less than the
* number of half lines.
*/
# define TV_VSYNC_START_F1_MASK 0x00007f00
# define TV_VSYNC_START_F1_SHIFT 8
/**
* Offset of the start of vsync in field 2, measured in one less than the
* number of half lines.
*/
# define TV_VSYNC_START_F2_MASK 0x0000007f
# define TV_VSYNC_START_F2_SHIFT 0
#define TV_V_CTL_3 0x68044
/** Enables generation of the equalization signal */
# define TV_EQUAL_ENA (1 << 31)
/** Length of vsync, in half lines */
# define TV_VEQ_LEN_MASK 0x007f0000
# define TV_VEQ_LEN_SHIFT 16
/** Offset of the start of equalization in field 1, measured in one less than
* the number of half lines.
*/
# define TV_VEQ_START_F1_MASK 0x0007f00
# define TV_VEQ_START_F1_SHIFT 8
/**
* Offset of the start of equalization in field 2, measured in one less than
* the number of half lines.
*/
# define TV_VEQ_START_F2_MASK 0x000007f
# define TV_VEQ_START_F2_SHIFT 0
#define TV_V_CTL_4 0x68048
/**
* Offset to start of vertical colorburst, measured in one less than the
* number of lines from vertical start.
*/
# define TV_VBURST_START_F1_MASK 0x003f0000
# define TV_VBURST_START_F1_SHIFT 16
/**
* Offset to the end of vertical colorburst, measured in one less than the
* number of lines from the start of NBR.
*/
# define TV_VBURST_END_F1_MASK 0x000000ff
# define TV_VBURST_END_F1_SHIFT 0
#define TV_V_CTL_5 0x6804c
/**
* Offset to start of vertical colorburst, measured in one less than the
* number of lines from vertical start.
*/
# define TV_VBURST_START_F2_MASK 0x003f0000
# define TV_VBURST_START_F2_SHIFT 16
/**
* Offset to the end of vertical colorburst, measured in one less than the
* number of lines from the start of NBR.
*/
# define TV_VBURST_END_F2_MASK 0x000000ff
# define TV_VBURST_END_F2_SHIFT 0
#define TV_V_CTL_6 0x68050
/**
* Offset to start of vertical colorburst, measured in one less than the
* number of lines from vertical start.
*/
# define TV_VBURST_START_F3_MASK 0x003f0000
# define TV_VBURST_START_F3_SHIFT 16
/**
* Offset to the end of vertical colorburst, measured in one less than the
* number of lines from the start of NBR.
*/
# define TV_VBURST_END_F3_MASK 0x000000ff
# define TV_VBURST_END_F3_SHIFT 0
#define TV_V_CTL_7 0x68054
/**
* Offset to start of vertical colorburst, measured in one less than the
* number of lines from vertical start.
*/
# define TV_VBURST_START_F4_MASK 0x003f0000
# define TV_VBURST_START_F4_SHIFT 16
/**
* Offset to the end of vertical colorburst, measured in one less than the
* number of lines from the start of NBR.
*/
# define TV_VBURST_END_F4_MASK 0x000000ff
# define TV_VBURST_END_F4_SHIFT 0
#define TV_SC_CTL_1 0x68060
/** Turns on the first subcarrier phase generation DDA */
# define TV_SC_DDA1_EN (1 << 31)
/** Turns on the first subcarrier phase generation DDA */
# define TV_SC_DDA2_EN (1 << 30)
/** Turns on the first subcarrier phase generation DDA */
# define TV_SC_DDA3_EN (1 << 29)
/** Sets the subcarrier DDA to reset frequency every other field */
# define TV_SC_RESET_EVERY_2 (0 << 24)
/** Sets the subcarrier DDA to reset frequency every fourth field */
# define TV_SC_RESET_EVERY_4 (1 << 24)
/** Sets the subcarrier DDA to reset frequency every eighth field */
# define TV_SC_RESET_EVERY_8 (2 << 24)
/** Sets the subcarrier DDA to never reset the frequency */
# define TV_SC_RESET_NEVER (3 << 24)
/** Sets the peak amplitude of the colorburst.*/
# define TV_BURST_LEVEL_MASK 0x00ff0000
# define TV_BURST_LEVEL_SHIFT 16
/** Sets the increment of the first subcarrier phase generation DDA */
# define TV_SCDDA1_INC_MASK 0x00000fff
# define TV_SCDDA1_INC_SHIFT 0
#define TV_SC_CTL_2 0x68064
/** Sets the rollover for the second subcarrier phase generation DDA */
# define TV_SCDDA2_SIZE_MASK 0x7fff0000
# define TV_SCDDA2_SIZE_SHIFT 16
/** Sets the increent of the second subcarrier phase generation DDA */
# define TV_SCDDA2_INC_MASK 0x00007fff
# define TV_SCDDA2_INC_SHIFT 0
#define TV_SC_CTL_3 0x68068
/** Sets the rollover for the third subcarrier phase generation DDA */
# define TV_SCDDA3_SIZE_MASK 0x7fff0000
# define TV_SCDDA3_SIZE_SHIFT 16
/** Sets the increent of the third subcarrier phase generation DDA */
# define TV_SCDDA3_INC_MASK 0x00007fff
# define TV_SCDDA3_INC_SHIFT 0
#define TV_WIN_POS 0x68070
/** X coordinate of the display from the start of horizontal active */
# define TV_XPOS_MASK 0x1fff0000
# define TV_XPOS_SHIFT 16
/** Y coordinate of the display from the start of vertical active (NBR) */
# define TV_YPOS_MASK 0x00000fff
# define TV_YPOS_SHIFT 0
#define TV_WIN_SIZE 0x68074
/** Horizontal size of the display window, measured in pixels*/
# define TV_XSIZE_MASK 0x1fff0000
# define TV_XSIZE_SHIFT 16
/**
* Vertical size of the display window, measured in pixels.
*
* Must be even for interlaced modes.
*/
# define TV_YSIZE_MASK 0x00000fff
# define TV_YSIZE_SHIFT 0
#define TV_FILTER_CTL_1 0x68080
/**
* Enables automatic scaling calculation.
*
* If set, the rest of the registers are ignored, and the calculated values can
* be read back from the register.
*/
# define TV_AUTO_SCALE (1 << 31)
/**
* Disables the vertical filter.
*
* This is required on modes more than 1024 pixels wide */
# define TV_V_FILTER_BYPASS (1 << 29)
/** Enables adaptive vertical filtering */
# define TV_VADAPT (1 << 28)
# define TV_VADAPT_MODE_MASK (3 << 26)
/** Selects the least adaptive vertical filtering mode */
# define TV_VADAPT_MODE_LEAST (0 << 26)
/** Selects the moderately adaptive vertical filtering mode */
# define TV_VADAPT_MODE_MODERATE (1 << 26)
/** Selects the most adaptive vertical filtering mode */
# define TV_VADAPT_MODE_MOST (3 << 26)
/**
* Sets the horizontal scaling factor.
*
* This should be the fractional part of the horizontal scaling factor divided
* by the oversampling rate. TV_HSCALE should be less than 1, and set to:
*
* (src width - 1) / ((oversample * dest width) - 1)
*/
# define TV_HSCALE_FRAC_MASK 0x00003fff
# define TV_HSCALE_FRAC_SHIFT 0
#define TV_FILTER_CTL_2 0x68084
/**
* Sets the integer part of the 3.15 fixed-point vertical scaling factor.
*
* TV_VSCALE should be (src height - 1) / ((interlace * dest height) - 1)
*/
# define TV_VSCALE_INT_MASK 0x00038000
# define TV_VSCALE_INT_SHIFT 15
/**
* Sets the fractional part of the 3.15 fixed-point vertical scaling factor.
*
* \sa TV_VSCALE_INT_MASK
*/
# define TV_VSCALE_FRAC_MASK 0x00007fff
# define TV_VSCALE_FRAC_SHIFT 0
#define TV_FILTER_CTL_3 0x68088
/**
* Sets the integer part of the 3.15 fixed-point vertical scaling factor.
*
* TV_VSCALE should be (src height - 1) / (1/4 * (dest height - 1))
*
* For progressive modes, TV_VSCALE_IP_INT should be set to zeroes.
*/
# define TV_VSCALE_IP_INT_MASK 0x00038000
# define TV_VSCALE_IP_INT_SHIFT 15
/**
* Sets the fractional part of the 3.15 fixed-point vertical scaling factor.
*
* For progressive modes, TV_VSCALE_IP_INT should be set to zeroes.
*
* \sa TV_VSCALE_IP_INT_MASK
*/
# define TV_VSCALE_IP_FRAC_MASK 0x00007fff
# define TV_VSCALE_IP_FRAC_SHIFT 0
#define TV_CC_CONTROL 0x68090
# define TV_CC_ENABLE (1 << 31)
/**
* Specifies which field to send the CC data in.
*
* CC data is usually sent in field 0.
*/
# define TV_CC_FID_MASK (1 << 27)
# define TV_CC_FID_SHIFT 27
/** Sets the horizontal position of the CC data. Usually 135. */
# define TV_CC_HOFF_MASK 0x03ff0000
# define TV_CC_HOFF_SHIFT 16
/** Sets the vertical position of the CC data. Usually 21 */
# define TV_CC_LINE_MASK 0x0000003f
# define TV_CC_LINE_SHIFT 0
#define TV_CC_DATA 0x68094
# define TV_CC_RDY (1 << 31)
/** Second word of CC data to be transmitted. */
# define TV_CC_DATA_2_MASK 0x007f0000
# define TV_CC_DATA_2_SHIFT 16
/** First word of CC data to be transmitted. */
# define TV_CC_DATA_1_MASK 0x0000007f
# define TV_CC_DATA_1_SHIFT 0
#define TV_H_LUMA_0 0x68100
#define TV_H_LUMA_59 0x681ec
#define TV_H_CHROMA_0 0x68200
#define TV_H_CHROMA_59 0x682ec
#define TV_V_LUMA_0 0x68300
#define TV_V_LUMA_42 0x683a8
#define TV_V_CHROMA_0 0x68400
#define TV_V_CHROMA_42 0x684a8
/* Display & cursor control */
/* Pipe A */
#define PIPEADSL 0x70000
#define PIPEACONF 0x70008
#define PIPEACONF_ENABLE (1<<31)
#define PIPEACONF_DISABLE 0
#define PIPEACONF_DOUBLE_WIDE (1<<30)
#define I965_PIPECONF_ACTIVE (1<<30)
#define PIPEACONF_SINGLE_WIDE 0
#define PIPEACONF_PIPE_UNLOCKED 0
#define PIPEACONF_PIPE_LOCKED (1<<25)
#define PIPEACONF_PALETTE 0
#define PIPEACONF_GAMMA (1<<24)
#define PIPECONF_FORCE_BORDER (1<<25)
#define PIPECONF_PROGRESSIVE (0 << 21)
#define PIPECONF_INTERLACE_W_FIELD_INDICATION (6 << 21)
#define PIPECONF_INTERLACE_FIELD_0_ONLY (7 << 21)
#define PIPEASTAT 0x70024
#define PIPE_FIFO_UNDERRUN_STATUS (1UL<<31)
#define PIPE_CRC_ERROR_ENABLE (1UL<<29)
#define PIPE_CRC_DONE_ENABLE (1UL<<28)
#define PIPE_GMBUS_EVENT_ENABLE (1UL<<27)
#define PIPE_HOTPLUG_INTERRUPT_ENABLE (1UL<<26)
#define PIPE_VSYNC_INTERRUPT_ENABLE (1UL<<25)
#define PIPE_DISPLAY_LINE_COMPARE_ENABLE (1UL<<24)
#define PIPE_DPST_EVENT_ENABLE (1UL<<23)
#define PIPE_LEGACY_BLC_EVENT_ENABLE (1UL<<22)
#define PIPE_ODD_FIELD_INTERRUPT_ENABLE (1UL<<21)
#define PIPE_EVEN_FIELD_INTERRUPT_ENABLE (1UL<<20)
#define PIPE_HOTPLUG_TV_INTERRUPT_ENABLE (1UL<<18) /* pre-965 */
#define PIPE_START_VBLANK_INTERRUPT_ENABLE (1UL<<18) /* 965 or later */
#define PIPE_VBLANK_INTERRUPT_ENABLE (1UL<<17)
#define PIPE_OVERLAY_UPDATED_ENABLE (1UL<<16)
#define PIPE_CRC_ERROR_INTERRUPT_STATUS (1UL<<13)
#define PIPE_CRC_DONE_INTERRUPT_STATUS (1UL<<12)
#define PIPE_GMBUS_INTERRUPT_STATUS (1UL<<11)
#define PIPE_HOTPLUG_INTERRUPT_STATUS (1UL<<10)
#define PIPE_VSYNC_INTERRUPT_STATUS (1UL<<9)
#define PIPE_DISPLAY_LINE_COMPARE_STATUS (1UL<<8)
#define PIPE_DPST_EVENT_STATUS (1UL<<7)
#define PIPE_LEGACY_BLC_EVENT_STATUS (1UL<<6)
#define PIPE_ODD_FIELD_INTERRUPT_STATUS (1UL<<5)
#define PIPE_EVEN_FIELD_INTERRUPT_STATUS (1UL<<4)
#define PIPE_HOTPLUG_TV_INTERRUPT_STATUS (1UL<<2) /* pre-965 */
#define PIPE_START_VBLANK_INTERRUPT_STATUS (1UL<<2) /* 965 or later */
#define PIPE_VBLANK_INTERRUPT_STATUS (1UL<<1)
#define PIPE_OVERLAY_UPDATED_STATUS (1UL<<0)
#define DSPARB 0x70030
#define DSPARB_CSTART_MASK (0x7f << 7)
#define DSPARB_CSTART_SHIFT 7
#define DSPARB_BSTART_MASK (0x7f)
#define DSPARB_BSTART_SHIFT 0
/*
* The two pipe frame counter registers are not synchronized, so
* reading a stable value is somewhat tricky. The following code
* should work:
*
* do {
* high1 = ((INREG(PIPEAFRAMEHIGH) & PIPE_FRAME_HIGH_MASK) >>
* PIPE_FRAME_HIGH_SHIFT;
* low1 = ((INREG(PIPEAFRAMEPIXEL) & PIPE_FRAME_LOW_MASK) >>
* PIPE_FRAME_LOW_SHIFT);
* high2 = ((INREG(PIPEAFRAMEHIGH) & PIPE_FRAME_HIGH_MASK) >>
* PIPE_FRAME_HIGH_SHIFT);
* } while (high1 != high2);
* frame = (high1 << 8) | low1;
*/
#define PIPEAFRAMEHIGH 0x70040
#define PIPE_FRAME_HIGH_MASK 0x0000ffff
#define PIPE_FRAME_HIGH_SHIFT 0
#define PIPEAFRAMEPIXEL 0x70044
#define PIPE_FRAME_LOW_MASK 0xff000000
#define PIPE_FRAME_LOW_SHIFT 24
#define PIPE_PIXEL_MASK 0x00ffffff
#define PIPE_PIXEL_SHIFT 0
/* Cursor A & B regs */
#define CURACNTR 0x70080
#define CURSOR_MODE_DISABLE 0x00
#define CURSOR_MODE_64_32B_AX 0x07
#define CURSOR_MODE_64_ARGB_AX ((1 << 5) | CURSOR_MODE_64_32B_AX)
#define MCURSOR_GAMMA_ENABLE (1 << 26)
#define CURABASE 0x70084
#define CURAPOS 0x70088
#define CURSOR_POS_MASK 0x007FF
#define CURSOR_POS_SIGN 0x8000
#define CURSOR_X_SHIFT 0
#define CURSOR_Y_SHIFT 16
#define CURBCNTR 0x700c0
#define CURBBASE 0x700c4
#define CURBPOS 0x700c8
/* Display A control */
#define DSPACNTR 0x70180
#define DISPLAY_PLANE_ENABLE (1<<31)
#define DISPLAY_PLANE_DISABLE 0
#define DISPPLANE_GAMMA_ENABLE (1<<30)
#define DISPPLANE_GAMMA_DISABLE 0
#define DISPPLANE_PIXFORMAT_MASK (0xf<<26)
#define DISPPLANE_8BPP (0x2<<26)
#define DISPPLANE_15_16BPP (0x4<<26)
#define DISPPLANE_16BPP (0x5<<26)
#define DISPPLANE_32BPP_NO_ALPHA (0x6<<26)
#define DISPPLANE_32BPP (0x7<<26)
#define DISPPLANE_STEREO_ENABLE (1<<25)
#define DISPPLANE_STEREO_DISABLE 0
#define DISPPLANE_SEL_PIPE_MASK (1<<24)
#define DISPPLANE_SEL_PIPE_A 0
#define DISPPLANE_SEL_PIPE_B (1<<24)
#define DISPPLANE_SRC_KEY_ENABLE (1<<22)
#define DISPPLANE_SRC_KEY_DISABLE 0
#define DISPPLANE_LINE_DOUBLE (1<<20)
#define DISPPLANE_NO_LINE_DOUBLE 0
#define DISPPLANE_STEREO_POLARITY_FIRST 0
#define DISPPLANE_STEREO_POLARITY_SECOND (1<<18)
#define DSPAADDR 0x70184
#define DSPASTRIDE 0x70188
#define DSPAPOS 0x7018C /* reserved */
#define DSPASIZE 0x70190
#define DSPASURF 0x7019C /* 965+ only */
#define DSPATILEOFF 0x701A4 /* 965+ only */
/* VBIOS flags */
#define SWF00 0x71410
#define SWF01 0x71414
#define SWF02 0x71418
#define SWF03 0x7141c
#define SWF04 0x71420
#define SWF05 0x71424
#define SWF06 0x71428
#define SWF10 0x70410
#define SWF11 0x70414
#define SWF14 0x71420
#define SWF30 0x72414
#define SWF31 0x72418
#define SWF32 0x7241c
/* Pipe B */
#define PIPEBDSL 0x71000
#define PIPEBCONF 0x71008
#define PIPEBSTAT 0x71024
#define PIPEBFRAMEHIGH 0x71040
#define PIPEBFRAMEPIXEL 0x71044
/* Display B control */
#define DSPBCNTR 0x71180
#define DISPPLANE_ALPHA_TRANS_ENABLE (1<<15)
#define DISPPLANE_ALPHA_TRANS_DISABLE 0
#define DISPPLANE_SPRITE_ABOVE_DISPLAY 0
#define DISPPLANE_SPRITE_ABOVE_OVERLAY (1)
#define DSPBADDR 0x71184
#define DSPBSTRIDE 0x71188
#define DSPBPOS 0x7118C
#define DSPBSIZE 0x71190
#define DSPBSURF 0x7119C
#define DSPBTILEOFF 0x711A4
/* VBIOS regs */
#define VGACNTRL 0x71400
# define VGA_DISP_DISABLE (1 << 31)
# define VGA_2X_MODE (1 << 30)
# define VGA_PIPE_B_SELECT (1 << 29)
/* Chipset type macros */
#define IS_I830(dev) ((dev)->pci_device == 0x3577)
#define IS_845G(dev) ((dev)->pci_device == 0x2562)
#define IS_I85X(dev) ((dev)->pci_device == 0x3582)
#define IS_I855(dev) ((dev)->pci_device == 0x3582)
#define IS_I865G(dev) ((dev)->pci_device == 0x2572)
#define IS_I915G(dev) ((dev)->pci_device == 0x2582 || (dev)->pci_device == 0x258a)
#define IS_I915GM(dev) ((dev)->pci_device == 0x2592)
#define IS_I945G(dev) ((dev)->pci_device == 0x2772)
#define IS_I945GM(dev) ((dev)->pci_device == 0x27A2 ||\
(dev)->pci_device == 0x27AE)
#define IS_I965G(dev) ((dev)->pci_device == 0x2972 || \
(dev)->pci_device == 0x2982 || \
(dev)->pci_device == 0x2992 || \
(dev)->pci_device == 0x29A2 || \
(dev)->pci_device == 0x2A02 || \
(dev)->pci_device == 0x2A12 || \
(dev)->pci_device == 0x2A42 || \
(dev)->pci_device == 0x2E02 || \
(dev)->pci_device == 0x2E12 || \
(dev)->pci_device == 0x2E22)
#define IS_I965GM(dev) ((dev)->pci_device == 0x2A02)
#define IS_GM45(dev) ((dev)->pci_device == 0x2A42)
#define IS_G4X(dev) ((dev)->pci_device == 0x2E02 || \
(dev)->pci_device == 0x2E12 || \
(dev)->pci_device == 0x2E22)
#define IS_G33(dev) ((dev)->pci_device == 0x29C2 || \
(dev)->pci_device == 0x29B2 || \
(dev)->pci_device == 0x29D2)
#define IS_I9XX(dev) (IS_I915G(dev) || IS_I915GM(dev) || IS_I945G(dev) || \
IS_I945GM(dev) || IS_I965G(dev) || IS_G33(dev))
#define IS_MOBILE(dev) (IS_I830(dev) || IS_I85X(dev) || IS_I915GM(dev) || \
IS_I945GM(dev) || IS_I965GM(dev) || IS_GM45(dev))
#define I915_NEED_GFX_HWS(dev) (IS_G33(dev) || IS_GM45(dev) || IS_G4X(dev))
#endif