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-rw-r--r--src/i830.h183
1 files changed, 88 insertions, 95 deletions
diff --git a/src/i830.h b/src/i830.h
index f52f1496..08d9e3ed 100644
--- a/src/i830.h
+++ b/src/i830.h
@@ -113,30 +113,52 @@ typedef CARD8(*I830ReadIndexedByteFunc)(I830Ptr pI830, IOADDRESS addr,
typedef void (*I830WriteByteFunc)(I830Ptr pI830, IOADDRESS addr, CARD8 value);
typedef CARD8(*I830ReadByteFunc)(I830Ptr pI830, IOADDRESS addr);
-/* Linear region allocated in framebuffer. */
-typedef struct _I830MemPool *I830MemPoolPtr;
-typedef struct _I830MemRange *I830MemRangePtr;
-typedef struct _I830MemRange {
- long Start;
- long End;
- long Size;
- unsigned long Physical;
- unsigned long Offset; /* Offset of AGP-allocated portion */
- unsigned long Alignment;
- int Key;
- I830MemPoolPtr Pool;
-} I830MemRange;
-
-typedef struct _I830MemPool {
- I830MemRange Total;
- I830MemRange Free;
- I830MemRange Fixed;
- I830MemRange Allocated;
-} I830MemPool;
+/** Record of a linear allocation in the aperture. */
+typedef struct _i830_memory i830_memory;
+struct _i830_memory {
+ /** Offset of the allocation in card VM */
+ unsigned long offset;
+ /** End of the allocation in card VM */
+ unsigned long end;
+ /**
+ * Requested size of the allocation: doesn't count padding.
+ *
+ * Any bound memory will cover offset to (offset + size).
+ */
+ unsigned long size;
+ /**
+ * Physical (or more properly, bus) address of the allocation.
+ * Only set if requested during allocation.
+ */
+ unsigned long bus_addr;
+ /** AGP memory handle */
+ int key;
+ /**
+ * Whether or not the AGP memory (if any) is currently bound.
+ */
+ Bool bound;
+ /**
+ * Offset that the AGP-allocated memory (if any) is to be bound to.
+ *
+ * This is either @offset or pI830->stolen_size
+ */
+ unsigned long agp_offset;
+
+ /** Description of the allocation, for logging */
+ char *name;
+
+ /** @{
+ * Memory allocator linked list pointers
+ */
+ i830_memory *next;
+ i830_memory *prev;
+ /** @} */
+
+};
typedef struct {
int tail_mask;
- I830MemRange mem;
+ i830_memory *mem;
unsigned char *virtual_start;
int head;
int tail;
@@ -144,10 +166,6 @@ typedef struct {
} I830RingBuffer;
typedef struct {
- unsigned int Fence[FENCE_NEW_NR * 2];
-} I830RegRec, *I830RegPtr;
-
-typedef struct {
int lastInstance;
int refCount;
ScrnInfoPtr pScrn_1;
@@ -206,8 +224,8 @@ typedef struct _I830CrtcPrivateRec {
ExaOffscreenArea *rotate_mem_exa;
#endif
- I830MemRange cursor_mem;
- I830MemRange cursor_mem_argb;
+ i830_memory *cursor_mem;
+ i830_memory *cursor_mem_argb;
} I830CrtcPrivateRec, *I830CrtcPrivatePtr;
#define I830CrtcPrivate(c) ((I830CrtcPrivatePtr) (c)->driver_private)
@@ -249,50 +267,41 @@ typedef struct _I830Rec {
/* These are set in PreInit and never changed. */
long FbMapSize;
- long TotalVideoRam;
- I830MemRange StolenMemory; /* pre-allocated memory */
- /* These change according to what has been allocated. */
- long FreeMemory;
- I830MemRange MemoryAperture;
- I830MemPool StolenPool;
- long allocatedMemory;
+ i830_memory *memory_list; /**< Linked list of video memory allocations */
+ long stolen_size; /**< bytes of pre-bound stolen memory */
+ int gtt_acquired; /**< whether we currently own the AGP */
- /* Regions allocated either from the above pools, or from agpgart. */
- /* for single and dual head configurations */
- I830MemRange FrontBuffer;
- I830MemRange FrontBuffer2;
- I830MemRange Scratch;
- I830MemRange Scratch2;
+ i830_memory *front_buffer;
+ i830_memory *front_buffer_2;
+ i830_memory *xaa_scratch;
+ i830_memory *xaa_scratch_2;
#ifdef I830_USE_EXA
- I830MemRange Offscreen;
- I830MemRange EXAStateMem; /* specific exa state for G965 */
+ i830_memory *exa_offscreen;
+ i830_memory *exa_965_state;
#endif
/* Regions allocated either from the above pools, or from agpgart. */
I830RingBuffer *LpRing;
-#if REMAP_RESERVED
- I830MemRange Dummy;
-#endif
-
#ifdef I830_XV
/* For Xvideo */
- I830MemRange *OverlayMem;
- I830MemRange LinearMem;
+ i830_memory *overlay_regs;
+ i830_memory *xaa_linear;
#endif
unsigned long LinearAlloc;
XF86ModReqInfo shadowReq; /* to test for later libshadow */
Rotation rotation;
- int displayWidth;
void (*PointerMoved)(int, int, int);
CreateScreenResourcesProcPtr CreateScreenResources;
int *used3D;
- I830MemRange ContextMem;
+ i830_memory *logical_context;
#ifdef XF86DRI
- I830MemRange BackBuffer;
- I830MemRange DepthBuffer;
- I830MemRange TexMem;
+ i830_memory *back_buffer;
+ i830_memory *depth_buffer;
+ i830_memory *textures; /**< Compatibility texture memory */
+ i830_memory *memory_manager; /**< DRI memory manager aperture */
+
int TexGranularity;
int drmMinor;
Bool have3DWindows;
@@ -330,13 +339,21 @@ typedef struct _I830Rec {
unsigned int BR[20];
- int GttBound;
-
unsigned char **ScanlineColorExpandBuffers;
int NumScanlineColorExpandBuffers;
int nextColorExpandBuf;
- I830RegRec ModeReg;
+ /**
+ * Values to be programmed into the fence registers.
+ *
+ * Pre-965, this is a list of FENCE_NR (8) CARD32 registers that
+ * contain their start, size, and pitch. On the 965, it is a list of
+ * FENCE_NEW_NR CARD32s for the start and pitch fields (low 32 bits) of
+ * the fence registers followed by FENCE_NEW_NR CARD32s for the end fields
+ * (high 32 bits) of the fence registers.
+ */
+ unsigned int fence[FENCE_NEW_NR * 2];
+ unsigned int next_fence;
Bool useEXA;
Bool noAccel;
@@ -407,7 +424,6 @@ typedef struct _I830Rec {
/* Broken-out options. */
OptionInfoPtr Options;
- /* Stolen memory support */
Bool StolenOnly;
Bool swfSaved;
@@ -499,7 +515,6 @@ typedef struct _I830Rec {
} I830Rec;
#define I830PTR(p) ((I830Ptr)((p)->driverPrivate))
-#define I830REGPTR(p) (&(I830PTR(p)->ModeReg))
#define I830_SELECT_FRONT 0
#define I830_SELECT_BACK 1
@@ -528,9 +543,6 @@ extern void i830_crtc_dpms_video(xf86CrtcPtr crtc, Bool on);
#ifdef XF86DRI
extern Bool I830Allocate3DMemory(ScrnInfoPtr pScrn, const int flags);
-extern Bool I830AllocateBackBuffer(ScrnInfoPtr pScrn, const int flags);
-extern Bool I830AllocateDepthBuffer(ScrnInfoPtr pScrn, const int flags);
-extern Bool I830AllocateTextureMemory(ScrnInfoPtr pScrn, const int flags);
extern void I830SetupMemoryTiling(ScrnInfoPtr pScrn);
extern Bool I830DRIScreenInit(ScreenPtr pScreen);
extern Bool I830CheckDRIAvailable(ScrnInfoPtr pScrn);
@@ -561,26 +573,19 @@ extern void I830SetupForSolidFill(ScrnInfoPtr pScrn, int color, int rop,
extern void I830SubsequentSolidFillRect(ScrnInfoPtr pScrn, int x, int y,
int w, int h);
-extern void I830ResetAllocations(ScrnInfoPtr pScrn, const int flags);
+Bool i830_allocator_init(ScrnInfoPtr pScrn, unsigned long offset,
+ unsigned long size);
+void i830_describe_allocations(ScrnInfoPtr pScrn, int verbosity,
+ const char *prefix);
+void i830_reset_allocations(ScrnInfoPtr pScrn);
+void i830_free_3d_memory(ScrnInfoPtr pScrn);
+void i830_free_memory(ScrnInfoPtr pScrn, i830_memory *mem);
extern long I830CheckAvailableMemory(ScrnInfoPtr pScrn);
-extern long I830GetExcessMemoryAllocations(ScrnInfoPtr pScrn);
-extern Bool I830Allocate2DMemory(ScrnInfoPtr pScrn, const int flags);
-extern Bool I830DoPoolAllocation(ScrnInfoPtr pScrn, I830MemPool *pool);
-extern Bool I830FixupOffsets(ScrnInfoPtr pScrn);
-extern Bool I830BindAGPMemory(ScrnInfoPtr pScrn);
-extern Bool I830UnbindAGPMemory(ScrnInfoPtr pScrn);
-extern unsigned long I830AllocVidMem(ScrnInfoPtr pScrn, I830MemRange *result,
- I830MemPool *pool, long size,
- unsigned long alignment, int flags);
-extern void I830FreeVidMem(ScrnInfoPtr pScrn, I830MemRange *range);
-
-extern void I830PrintAllRegisters(I830RegPtr i830Reg);
-extern void I830ReadAllRegisters(I830Ptr pI830, I830RegPtr i830Reg);
-
-extern void I830ChangeFrontbuffer(ScrnInfoPtr pScrn,int buffer);
+Bool i830_allocate_2d_memory(ScrnInfoPtr pScrn);
+Bool i830_allocate_3d_memory(ScrnInfoPtr pScrn);
+
extern Bool I830IsPrimary(ScrnInfoPtr pScrn);
-extern Bool I830FixOffset(ScrnInfoPtr pScrn, I830MemRange *mem);
extern Bool I830I2CInit(ScrnInfoPtr pScrn, I2CBusPtr *bus_ptr, int i2c_reg,
char *name);
@@ -607,6 +612,9 @@ extern void i830MarkSync(ScrnInfoPtr pScrn);
extern void i830WaitSync(ScrnInfoPtr pScrn);
/* i830_memory.c */
+Bool i830_bind_all_memory(ScrnInfoPtr pScrn);
+Bool i830_unbind_all_memory(ScrnInfoPtr pScrn);
+
Bool I830BindAGPMemory(ScrnInfoPtr pScrn);
Bool I830UnbindAGPMemory(ScrnInfoPtr pScrn);
#ifdef I830_USE_XAA
@@ -656,23 +664,8 @@ extern const int I830PatternROP[16];
extern const int I830CopyROP[16];
/* Flags for memory allocation function */
-#define FROM_ANYWHERE 0x00000000
-#define FROM_POOL_ONLY 0x00000001
-#define FROM_NEW_ONLY 0x00000002
-#define FROM_MASK 0x0000000f
-
-#define ALLOCATE_AT_TOP 0x00000010
-#define ALLOCATE_AT_BOTTOM 0x00000020
-#define FORCE_GAPS 0x00000040
-
-#define NEED_PHYSICAL_ADDR 0x00000100
-#define ALIGN_BOTH_ENDS 0x00000200
-#define FORCE_LOW 0x00000400
-
-#define ALLOC_NO_TILING 0x00001000
-#define ALLOC_INITIAL 0x00002000
-
-#define ALLOCATE_DRY_RUN 0x80000000
+#define NEED_PHYSICAL_ADDR 0x00000001
+#define ALIGN_BOTH_ENDS 0x00000002
/* Chipset registers for VIDEO BIOS memory RW access */
#define _855_DRAM_RW_CONTROL 0x58
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-25 03:36:11 +0000