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authorGeorge Sapountzis <gsapountzis@gmail.com>2010-03-06 06:33:21 +0200
committerGeorge Sapountzis <gsapountzis@gmail.com>2010-03-06 06:44:39 +0200
commit419f0f9d0426bc1eb40ceb60e7764af4013947a0 (patch)
tree3ff47b7504555831d12adb0807b37d56175959db /src/mesa/drivers/dri/i810
parent8953bfce0eb7e56f13d4527ef86cdf4cf2db037f (diff)
dri: drop MINIGLX_SOURCES (2)
Diffstat (limited to 'src/mesa/drivers/dri/i810')
-rw-r--r--src/mesa/drivers/dri/i810/server/i810_dri.c975
1 files changed, 0 insertions, 975 deletions
diff --git a/src/mesa/drivers/dri/i810/server/i810_dri.c b/src/mesa/drivers/dri/i810/server/i810_dri.c
deleted file mode 100644
index f52797c5ed..0000000000
--- a/src/mesa/drivers/dri/i810/server/i810_dri.c
+++ /dev/null
@@ -1,975 +0,0 @@
-/**
- * \file server/i810_dri.c
- * \brief File to perform the device-specific initialization tasks typically
- * done in the X server.
- *
- * Here they are converted to run in the client (or perhaps a standalone
- * process), and to work with the frame buffer device rather than the X
- * server infrastructure.
- *
- * Copyright (C) 2004 Dave Airlie (airlied@linux.ie)
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-#include <unistd.h>
-
-#include "driver.h"
-#include "drm.h"
-
-#include "i810.h"
-#include "i810_dri.h"
-#include "i810_reg.h"
-
-
-static int i810_pitches[] = {
- 512,
- 1024,
- 2048,
- 4096,
- 0
-};
-
-static int i810_pitch_flags[] = {
- 0x0,
- 0x1,
- 0x2,
- 0x3,
- 0
-};
-
-static unsigned int i810_drm_version = 0;
-
-static int
-I810AllocLow(I810MemRange * result, I810MemRange * pool, int size)
-{
- if (size > pool->Size)
- return 0;
-
- pool->Size -= size;
- result->Size = size;
- result->Start = pool->Start;
- result->End = pool->Start += size;
-
- return 1;
-}
-
-static int
-I810AllocHigh(I810MemRange * result, I810MemRange * pool, int size)
-{
- if (size > pool->Size)
- return 0;
-
- pool->Size -= size;
- result->Size = size;
- result->End = pool->End;
- result->Start = pool->End -= size;
-
- return 1;
-}
-
-
-/**
- * \brief Wait for free FIFO entries.
- *
- * \param ctx display handle.
- * \param entries number of free entries to wait.
- *
- * It polls the free entries from the chip until it reaches the requested value
- * or a timeout (3000 tries) occurs. Aborts the program if the FIFO times out.
- */
-static void I810WaitForFifo( const DRIDriverContext *ctx,
- int entries )
-{
-}
-
-/**
- * \brief Reset graphics card to known state.
- *
- * \param ctx display handle.
- *
- * Resets the values of several I810 registers.
- */
-static void I810EngineReset( const DRIDriverContext *ctx )
-{
- unsigned char *I810MMIO = ctx->MMIOAddress;
-}
-
-/**
- * \brief Restore the drawing engine.
- *
- * \param ctx display handle
- *
- * Resets the graphics card and sets initial values for several registers of
- * the card's drawing engine.
- *
- * Turns on the i810 command processor engine (i.e., the ringbuffer).
- */
-static int I810EngineRestore( const DRIDriverContext *ctx )
-{
- I810Ptr info = ctx->driverPrivate;
- unsigned char *I810MMIO = ctx->MMIOAddress;
-
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- return 1;
-}
-
-
-/**
- * \brief Shutdown the drawing engine.
- *
- * \param ctx display handle
- *
- * Turns off the command processor engine & restores the graphics card
- * to a state that fbdev understands.
- */
-static int I810EngineShutdown( const DRIDriverContext *ctx )
-{
- drmI810Init info;
- int ret;
-
- memset(&info, 0, sizeof(drmI810Init));
- info.func = I810_CLEANUP_DMA;
-
- ret = drmCommandWrite(ctx->drmFD, DRM_I810_INIT, &info, sizeof(drmI810Init));
- if (ret>0)
- {
- fprintf(stderr,"[dri] I810 DMA Cleanup failed\n");
- return -errno;
- }
- return 0;
-}
-
-/**
- * \brief Compute base 2 logarithm.
- *
- * \param val value.
- *
- * \return base 2 logarithm of \p val.
- */
-static int I810MinBits(int val)
-{
- int bits;
-
- if (!val) return 1;
- for (bits = 0; val; val >>= 1, ++bits);
- return bits;
-}
-
-static int I810DRIAgpPreInit( const DRIDriverContext *ctx, I810Ptr info)
-{
-
- if (drmAgpAcquire(ctx->drmFD) < 0) {
- fprintf(stderr, "[gart] AGP not available\n");
- return 0;
- }
-
-
- if (drmAgpEnable(ctx->drmFD, 0) < 0) {
- fprintf(stderr, "[gart] AGP not enabled\n");
- drmAgpRelease(ctx->drmFD);
- return 0;
- }
-}
-
-/**
- * \brief Initialize the AGP state
- *
- * \param ctx display handle.
- * \param info driver private data.
- *
- * \return one on success, or zero on failure.
- *
- * Acquires and enables the AGP device. Reserves memory in the AGP space for
- * the ring buffer, vertex buffers and textures. Initialize the I810
- * registers to point to that memory and add client mappings.
- */
-static int I810DRIAgpInit( const DRIDriverContext *ctx, I810Ptr info)
-{
- unsigned char *I810MMIO = ctx->MMIOAddress;
- int ret;
- int s, l;
- unsigned long dcacheHandle;
- unsigned long agpHandle;
- int pitch_idx = 0;
- int back_size = 0;
- int sysmem_size = 0;
- int width = ctx->shared.virtualWidth * ctx->cpp;
-
-
- info->backHandle = DRM_AGP_NO_HANDLE;
- info->zHandle = DRM_AGP_NO_HANDLE;
- info->sysmemHandle = DRM_AGP_NO_HANDLE;
- info->dcacheHandle = DRM_AGP_NO_HANDLE;
-
- memset(&info->DcacheMem, 0, sizeof(I810MemRange));
- memset(&info->BackBuffer, 0, sizeof(I810MemRange));
- memset(&info->DepthBuffer, 0, sizeof(I810MemRange));
-
- drmAgpAlloc(ctx->drmFD, 4096 * 1024, 1, NULL, &dcacheHandle);
- info->dcacheHandle = dcacheHandle;
-
- fprintf(stderr, "[agp] dcacheHandle : 0x%x\n", dcacheHandle);
-
-#define Elements(x) sizeof(x)/sizeof(*x)
- for (pitch_idx = 0; pitch_idx < Elements(i810_pitches); pitch_idx++)
- if (width <= i810_pitches[pitch_idx])
- break;
-
- if (pitch_idx == Elements(i810_pitches)) {
- fprintf(stderr,"[dri] Couldn't find depth/back buffer pitch\n");
- exit(-1);
- }
- else
- {
- int lines = (ctx->shared.virtualWidth + 15) / 16 * 16;
- back_size = i810_pitches[pitch_idx] * lines;
- back_size = ((back_size + 4096 - 1) / 4096) * 4096;
- }
-
- sysmem_size = ctx->shared.fbSize;
- fprintf(stderr,"sysmem_size is %lu back_size is %lu\n", sysmem_size, back_size);
- if (dcacheHandle != DRM_AGP_NO_HANDLE) {
- if (back_size > 4 * 1024 * 1024) {
- fprintf(stderr,"[dri] Backsize is larger then 4 meg\n");
- sysmem_size = sysmem_size - 2 * back_size;
- drmAgpFree(ctx->drmFD, dcacheHandle);
- info->dcacheHandle = dcacheHandle = DRM_AGP_NO_HANDLE;
- } else {
- sysmem_size = sysmem_size - back_size;
- }
- } else {
- sysmem_size = sysmem_size - 2 * back_size;
- }
-
- info->SysMem.Start=0;
- info->SysMem.Size = sysmem_size;
- info->SysMem.End = sysmem_size;
-
- if (dcacheHandle != DRM_AGP_NO_HANDLE) {
- if (drmAgpBind(ctx->drmFD, dcacheHandle, info->DepthOffset) == 0) {
- memset(&info->DcacheMem, 0, sizeof(I810MemRange));
- fprintf(stderr,"[agp] GART: Found 4096K Z buffer memory\n");
- info->DcacheMem.Start = info->DepthOffset;
- info->DcacheMem.Size = 1024 * 4096;
- info->DcacheMem.End = info->DcacheMem.Start + info->DcacheMem.Size;
- } else {
- fprintf(stderr, "[agp] GART: dcache bind failed\n");
- drmAgpFree(ctx->drmFD, dcacheHandle);
- info->dcacheHandle = dcacheHandle = DRM_AGP_NO_HANDLE;
- }
- } else {
- fprintf(stderr, "[agp] GART: no dcache memory found\n");
- }
-
- drmAgpAlloc(ctx->drmFD, back_size, 0, NULL, &agpHandle);
- info->backHandle = agpHandle;
-
- if (agpHandle != DRM_AGP_NO_HANDLE) {
- if (drmAgpBind(ctx->drmFD, agpHandle, info->BackOffset) == 0) {
- fprintf(stderr, "[agp] Bound backbuffer memory\n");
-
- info->BackBuffer.Start = info->BackOffset;
- info->BackBuffer.Size = back_size;
- info->BackBuffer.End = (info->BackBuffer.Start +
- info->BackBuffer.Size);
- } else {
- fprintf(stderr,"[agp] Unable to bind backbuffer. Disabling DRI.\n");
- return 0;
- }
- } else {
- fprintf(stderr, "[dri] Unable to allocate backbuffer memory. Disabling DRI.\n");
- return 0;
- }
-
- if (dcacheHandle == DRM_AGP_NO_HANDLE) {
- drmAgpAlloc(ctx->drmFD, back_size, 0, NULL, &agpHandle);
-
- info->zHandle = agpHandle;
-
- if (agpHandle != DRM_AGP_NO_HANDLE) {
- if (drmAgpBind(ctx->drmFD, agpHandle, info->DepthOffset) == 0) {
- fprintf(stderr,"[agp] Bound depthbuffer memory\n");
- info->DepthBuffer.Start = info->DepthOffset;
- info->DepthBuffer.Size = back_size;
- info->DepthBuffer.End = (info->DepthBuffer.Start +
- info->DepthBuffer.Size);
- } else {
- fprintf(stderr,"[agp] Unable to bind depthbuffer. Disabling DRI.\n");
- return 0;
- }
- } else {
- fprintf(stderr,"[agp] Unable to allocate depthbuffer memory. Disabling DRI.\n");
- return 0;
- }
- }
-
- /* Now allocate and bind the agp space. This memory will include the
- * regular framebuffer as well as texture memory.
- */
- drmAgpAlloc(ctx->drmFD, sysmem_size, 0, NULL, &agpHandle);
- info->sysmemHandle = agpHandle;
-
- if (agpHandle != DRM_AGP_NO_HANDLE) {
- if (drmAgpBind(ctx->drmFD, agpHandle, 0) == 0) {
- fprintf(stderr, "[agp] Bound System Texture Memory\n");
- } else {
- fprintf(stderr, "[agp] Unable to bind system texture memory. Disabling DRI.\n");
- return 0;
- }
- } else {
- fprintf(stderr, "[agp] Unable to allocate system texture memory. Disabling DRI.\n");
- return 0;
- }
-
- info->auxPitch = i810_pitches[pitch_idx];
- info->auxPitchBits = i810_pitch_flags[pitch_idx];
-
- return 1;
-}
-
-
-/**
- * \brief Initialize the kernel data structures and enable the CP engine.
- *
- * \param ctx display handle.
- * \param info driver private data.
- *
- * \return non-zero on success, or zero on failure.
- *
- * This function is a wrapper around the DRM_I810_CP_INIT command, passing
- * all the parameters in a drmI810Init structure.
- */
-static int I810DRIKernelInit( const DRIDriverContext *ctx,
- I810Ptr info)
-{
- int cpp = ctx->bpp / 8;
- drmI810Init drmInfo;
- int ret;
- I810RingBuffer *ring = &(info->LpRing);
-
- /* This is the struct passed to the kernel module for its initialization */
- memset(&drmInfo, 0, sizeof(drmI810Init));
-
- /* make sure we have at least 1.4 */
- drmInfo.func = I810_INIT_DMA_1_4;
-
- drmInfo.ring_start = ring->mem.Start;
- drmInfo.ring_end = ring->mem.End;
- drmInfo.ring_size = ring->mem.Size;
-
- drmInfo.mmio_offset = (unsigned int)info->regs;
- drmInfo.buffers_offset = (unsigned int)info->buffer_map;
- drmInfo.sarea_priv_offset = sizeof(drm_sarea_t);
-
- drmInfo.front_offset = 0;
- drmInfo.back_offset = info->BackBuffer.Start;
- drmInfo.depth_offset = info->DepthBuffer.Start;
-
- drmInfo.w = ctx->shared.virtualWidth;
- drmInfo.h = ctx->shared.virtualHeight;
- drmInfo.pitch = info->auxPitch;
- drmInfo.pitch_bits = info->auxPitchBits;
-
-
- ret = drmCommandWrite(ctx->drmFD, DRM_I810_INIT, &drmInfo,
- sizeof(drmI810Init));
-
- return ret >= 0;
-}
-
-
-/**
- * \brief Add a map for the vertex buffers that will be accessed by any
- * DRI-based clients.
- *
- * \param ctx display handle.
- * \param info driver private data.
- *
- * \return one on success, or zero on failure.
- *
- * Calls drmAddBufs() with the previously allocated vertex buffers.
- */
-static int I810DRIBufInit( const DRIDriverContext *ctx, I810Ptr info )
-{
- /* Initialize vertex buffers */
- info->bufNumBufs = drmAddBufs(ctx->drmFD,
- I810_DMA_BUF_NR,
- I810_DMA_BUF_SZ,
- DRM_AGP_BUFFER,
- info->BufferMem.Start);
-
- if (info->bufNumBufs <= 0) {
- fprintf(stderr,
- "[drm] Could not create vertex/indirect buffers list\n");
- return 0;
- }
- fprintf(stderr,
- "[drm] Added %d %d byte vertex/indirect buffers\n",
- info->bufNumBufs, I810_DMA_BUF_SZ);
-
- return 1;
-}
-
-/**
- * \brief Install an IRQ handler.
- *
- * \param ctx display handle.
- * \param info driver private data.
- *
- * Attempts to install an IRQ handler via drmCtlInstHandler(), falling back to
- * IRQ-free operation on failure.
- */
-static void I810DRIIrqInit(const DRIDriverContext *ctx,
- I810Ptr info)
-{
- if (!info->irq) {
- info->irq = drmGetInterruptFromBusID(ctx->drmFD,
- ctx->pciBus,
- ctx->pciDevice,
- ctx->pciFunc);
-
- if ((drmCtlInstHandler(ctx->drmFD, info->irq)) != 0) {
- fprintf(stderr,
- "[drm] failure adding irq handler, "
- "there is a device already using that irq\n"
- "[drm] falling back to irq-free operation\n");
- info->irq = 0;
- }
- }
-
- if (info->irq)
- fprintf(stderr,
- "[drm] dma control initialized, using IRQ %d\n",
- info->irq);
-}
-
-static int I810CheckDRMVersion( const DRIDriverContext *ctx,
- I810Ptr info )
-{
- drmVersionPtr version;
-
- version = drmGetVersion(ctx->drmFD);
- if (version) {
- int req_minor, req_patch;
-
- req_minor = 4;
- req_patch = 0;
-
- i810_drm_version = (version->version_major<<16) | version->version_minor;
- if (version->version_major != 1 ||
- version->version_minor < req_minor ||
- (version->version_minor == req_minor &&
- version->version_patchlevel < req_patch)) {
- /* Incompatible drm version */
- fprintf(stderr,
- "[dri] I810DRIScreenInit failed because of a version "
- "mismatch.\n"
- "[dri] i810.o kernel module version is %d.%d.%d "
- "but version 1.%d.%d or newer is needed.\n"
- "[dri] Disabling DRI.\n",
- version->version_major,
- version->version_minor,
- version->version_patchlevel,
- req_minor,
- req_patch);
- drmFreeVersion(version);
- return 0;
- }
-
- info->drmMinor = version->version_minor;
- drmFreeVersion(version);
- }
-
- return 1;
-}
-
-static int I810MemoryInit( const DRIDriverContext *ctx, I810Ptr info )
-{
- int width_bytes = ctx->shared.virtualWidth * ctx->cpp;
- int cpp = ctx->cpp;
- int bufferSize = (ctx->shared.virtualHeight * width_bytes);
- int depthSize = (((ctx->shared.virtualHeight+15) & ~15) * width_bytes);
- int l;
-
- if (drmAddMap(ctx->drmFD, (drm_handle_t) info->BackBuffer.Start,
- info->BackBuffer.Size, DRM_AGP, 0,
- &info->backbuffer) < 0) {
- fprintf(stderr, "[drm] drmAddMap(backbuffer) failed. Disabling DRI\n");
- return 0;
- }
-
- if (drmAddMap(ctx->drmFD, (drm_handle_t) info->DepthBuffer.Start,
- info->DepthBuffer.Size, DRM_AGP, 0,
- &info->depthbuffer) < 0) {
- fprintf(stderr, "[drm] drmAddMap(depthbuffer) failed. Disabling DRI.\n");
- return 0;
- }
-
- if (!I810AllocLow(&(info->FrontBuffer), &(info->SysMem), (((ctx->shared.virtualHeight * width_bytes) + 4095) & ~4095)))
- {
- fprintf(stderr,"Framebuffer allocation failed\n");
- return 0;
- }
- else
- fprintf(stderr,"Frame buffer at 0x%.8x (%luk, %lu bytes)\n",
- info->FrontBuffer.Start,
- info->FrontBuffer.Size / 1024, info->FrontBuffer.Size);
-
- memset(&(info->LpRing), 0, sizeof(I810RingBuffer));
- if (I810AllocLow(&(info->LpRing.mem), &(info->SysMem), 16 * 4096)) {
- fprintf(stderr,
- "Ring buffer at 0x%.8x (%luk, %lu bytes)\n",
- info->LpRing.mem.Start,
- info->LpRing.mem.Size / 1024, info->LpRing.mem.Size);
-
- info->LpRing.tail_mask = info->LpRing.mem.Size - 1;
- info->LpRing.virtual_start = info->LpRing.mem.Start;
- info->LpRing.head = 0;
- info->LpRing.tail = 0;
- info->LpRing.space = 0;
- } else {
- fprintf(stderr, "Ring buffer allocation failed\n");
- return (0);
- }
-
- /* Allocate buffer memory */
- I810AllocHigh(&(info->BufferMem), &(info->SysMem),
- I810_DMA_BUF_NR * I810_DMA_BUF_SZ);
-
-
- fprintf(stderr, "[dri] Buffer map : %lx\n",
- info->BufferMem.Start);
-
- if (info->BufferMem.Start == 0 ||
- info->BufferMem.End - info->BufferMem.Start >
- I810_DMA_BUF_NR * I810_DMA_BUF_SZ) {
- fprintf(stderr,"[dri] Not enough memory for dma buffers. Disabling DRI.\n");
- return 0;
- }
-
- if (drmAddMap(ctx->drmFD, (drm_handle_t) info->BufferMem.Start,
- info->BufferMem.Size, DRM_AGP, 0, &info->buffer_map) < 0) {
- fprintf(stderr, "[drm] drmAddMap(buffer_map) failed. Disabling DRI.\n");
- return 0;
- }
-
- if (drmAddMap(ctx->drmFD, (drm_handle_t) info->LpRing.mem.Start,
- info->LpRing.mem.Size, DRM_AGP, 0, &info->ring_map) < 0) {
- fprintf(stderr, "[drm] drmAddMap(ring_map) failed. Disabling DRI. \n");
- return 0;
- }
-
- /* Front, back and depth buffers - everything else texture??
- */
- info->textureSize = info->SysMem.Size;
-
- if (info->textureSize < 0)
- return 0;
-
-
- l = I810MinBits((info->textureSize-1) / I810_NR_TEX_REGIONS);
- if (l < I810_LOG_MIN_TEX_REGION_SIZE) l = I810_LOG_MIN_TEX_REGION_SIZE;
-
- /* Round the texture size up to the nearest whole number of
- * texture regions. Again, be greedy about this, don't
- * round down.
- */
- info->logTextureGranularity = l;
- info->textureSize = (info->textureSize >> l) << l;
-
- /* Set a minimum usable local texture heap size. This will fit
- * two 256x256x32bpp textures.
- */
- if (info->textureSize < 512 * 1024) {
- info->textureOffset = 0;
- info->textureSize = 0;
- }
-
- I810AllocLow(&(info->TexMem), &(info->SysMem), info->textureSize);
-
- if (drmAddMap(ctx->drmFD, (drm_handle_t) info->TexMem.Start,
- info->TexMem.Size, DRM_AGP, 0, &info->textures) < 0) {
- fprintf(stderr,
- "[drm] drmAddMap(textures) failed. Disabling DRI.\n");
- return 0;
- }
-
- /* Reserve space for textures */
- fprintf(stderr,
- "Will use back buffer at offset 0x%x\n",
- info->BackOffset);
- fprintf(stderr,
- "Will use depth buffer at offset 0x%x\n",
- info->DepthOffset);
- fprintf(stderr,
- "Will use %d kb for textures at offset 0x%x\n",
- info->TexMem.Size/1024, info->TexMem.Start);
-
- return 1;
-}
-
-
-
-/**
- * Called at the start of each server generation.
- *
- * \param ctx display handle.
- * \param info driver private data.
- *
- * \return non-zero on success, or zero on failure.
- *
- * Performs static frame buffer allocation. Opens the DRM device and add maps
- * to the SAREA, framebuffer and MMIO regions. Fills in \p info with more
- * information. Creates a \e server context to grab the lock for the
- * initialization ioctls and calls the other initilization functions in this
- * file. Starts the CP engine via the DRM_I810_CP_START command.
- *
- * Setups a I810DRIRec structure to be passed to i810_dri.so for its
- * initialization.
- */
-static int I810ScreenInit( DRIDriverContext *ctx, I810Ptr info )
-{
- I810DRIPtr pI810DRI;
- int err;
-
- usleep(100);
- /*assert(!ctx->IsClient);*/
-
- /* from XFree86 driver */
- info->DepthOffset = 0x3000000;
- info->BackOffset = 0x3800000;
- {
- int width_bytes = (ctx->shared.virtualWidth * ctx->cpp);
- int maxy = ctx->shared.fbSize / width_bytes;
-
-
- if (maxy <= ctx->shared.virtualHeight * 3) {
- fprintf(stderr,
- "Static buffer allocation failed -- "
- "need at least %d kB video memory (have %d kB)\n",
- (ctx->shared.virtualWidth * ctx->shared.virtualHeight *
- ctx->cpp * 3 + 1023) / 1024,
- ctx->shared.fbSize / 1024);
- return 0;
- }
- }
-
-
- info->regsSize = ctx->MMIOSize;
- ctx->shared.SAREASize = 0x2000;
-
- /* Note that drmOpen will try to load the kernel module, if needed. */
- ctx->drmFD = drmOpen("i810", NULL );
- if (ctx->drmFD < 0) {
- fprintf(stderr, "[drm] drmOpen failed\n");
- return 0;
- }
-
- if ((err = drmSetBusid(ctx->drmFD, ctx->pciBusID)) < 0) {
- fprintf(stderr, "[drm] drmSetBusid failed (%d, %s), %s\n",
- ctx->drmFD, ctx->pciBusID, strerror(-err));
- return 0;
- }
-
- if (drmAddMap( ctx->drmFD,
- 0,
- ctx->shared.SAREASize,
- DRM_SHM,
- DRM_CONTAINS_LOCK,
- &ctx->shared.hSAREA) < 0)
- {
- fprintf(stderr, "[drm] drmAddMap failed\n");
- return 0;
- }
- fprintf(stderr, "[drm] added %d byte SAREA at 0x%08lx\n",
- ctx->shared.SAREASize, ctx->shared.hSAREA);
-
- if (drmMap( ctx->drmFD,
- ctx->shared.hSAREA,
- ctx->shared.SAREASize,
- (drmAddressPtr)(&ctx->pSAREA)) < 0)
- {
- fprintf(stderr, "[drm] drmMap failed\n");
- return 0;
- }
- memset(ctx->pSAREA, 0, ctx->shared.SAREASize);
- fprintf(stderr, "[drm] mapped SAREA 0x%08lx to %p, size %d\n",
- ctx->shared.hSAREA, ctx->pSAREA, ctx->shared.SAREASize);
-
- if (drmAddMap(ctx->drmFD,
- ctx->MMIOStart,
- ctx->MMIOSize,
- DRM_REGISTERS,
- DRM_READ_ONLY,
- &info->regs) < 0) {
- fprintf(stderr, "[drm] drmAddMap mmio failed\n");
- return 0;
- }
- fprintf(stderr,
- "[drm] register handle = 0x%08x\n", info->regs);
-
- I810DRIAgpPreInit(ctx, info);
- /* Need to AddMap the framebuffer and mmio regions here:
- */
- if (drmAddMap( ctx->drmFD,
- (drm_handle_t)ctx->FBStart,
- ctx->FBSize,
- DRM_FRAME_BUFFER,
-#ifndef _EMBEDDED
- 0,
-#else
- DRM_READ_ONLY,
-#endif
- &ctx->shared.hFrameBuffer) < 0)
- {
- fprintf(stderr, "[drm] drmAddMap framebuffer failed\n");
- return 0;
- }
-
- fprintf(stderr, "[drm] framebuffer handle = 0x%08lx\n",
- ctx->shared.hFrameBuffer);
-
- /* Check the i810 DRM version */
- if (!I810CheckDRMVersion(ctx, info)) {
- return 0;
- }
-
- /* Initialize AGP */
- if (!I810DRIAgpInit(ctx, info)) {
- return 0;
- }
-
-
- /* Memory manager setup */
- if (!I810MemoryInit(ctx, info)) {
- return 0;
- }
-
- /* Initialize the SAREA private data structure */
- {
- I810SAREAPtr pSAREAPriv;
- pSAREAPriv = (I810SAREAPtr)(((char*)ctx->pSAREA) +
- sizeof(drm_sarea_t));
- memset(pSAREAPriv, 0, sizeof(*pSAREAPriv));
- // pSAREAPriv->pf_enabled=1;
- }
-
-
- /* Create a 'server' context so we can grab the lock for
- * initialization ioctls.
- */
- if ((err = drmCreateContext(ctx->drmFD, &ctx->serverContext)) != 0) {
- fprintf(stderr, "%s: drmCreateContext failed %d\n", __FUNCTION__, err);
- return 0;
- }
-
- DRM_LOCK(ctx->drmFD, ctx->pSAREA, ctx->serverContext, 0);
-
- /* Initialize the vertex buffers list */
- if (!I810DRIBufInit(ctx, info)) {
- fprintf(stderr, "I810DRIBufInit failed\n");
- DRM_UNLOCK(ctx->drmFD, ctx->pSAREA, ctx->serverContext);
- return 0;
- }
-
- /* Initialize the kernel data structures */
- if (!I810DRIKernelInit(ctx, info)) {
- fprintf(stderr, "I810DRIKernelInit failed\n");
- DRM_UNLOCK(ctx->drmFD, ctx->pSAREA, ctx->serverContext);
- return 0;
- }
-
- /* Initialize IRQ */
- I810DRIIrqInit(ctx, info);
-
- /* Quick hack to clear the front & back buffers. Could also use
- * the clear ioctl to do this, but would need to setup hw state
- * first.
- */
-#if 0
- memset((char *)ctx->FBAddress,
- 0,
- info->auxPitch * ctx->cpp * ctx->shared.virtualHeight );
-
- memset((char *)info->backbuffer,
- 0,
- info->auxPitch * ctx->cpp * ctx->shared.virtualHeight );
-#endif
-
- /* This is the struct passed to i810_dri.so for its initialization */
- ctx->driverClientMsg = malloc(sizeof(I810DRIRec));
- ctx->driverClientMsgSize = sizeof(I810DRIRec);
- pI810DRI = (I810DRIPtr)ctx->driverClientMsg;
-
- pI810DRI->regs = info->regs;
- pI810DRI->regsSize = info->regsSize;
- // regsMap is unused
-
- pI810DRI->backbufferSize = info->BackBuffer.Size;
- pI810DRI->backbuffer = info->backbuffer;
-
- pI810DRI->depthbufferSize = info->DepthBuffer.Size;
- pI810DRI->depthbuffer = info->depthbuffer;
-
- pI810DRI->textures = info->textures;
- pI810DRI->textureSize = info->textureSize;
-
- pI810DRI->agp_buffers = info->buffer_map;
- pI810DRI->agp_buf_size = info->BufferMem.Size;
-
- pI810DRI->deviceID = info->Chipset;
- pI810DRI->width = ctx->shared.virtualWidth;
- pI810DRI->height = ctx->shared.virtualHeight;
- pI810DRI->mem = ctx->shared.fbSize;
- pI810DRI->cpp = ctx->bpp / 8;
- pI810DRI->bitsPerPixel = ctx->bpp;
- pI810DRI->fbOffset = info->FrontBuffer.Start;
- pI810DRI->fbStride = info->auxPitch;
-
- pI810DRI->backOffset = info->BackBuffer.Start;
- pI810DRI->depthOffset = info->DepthBuffer.Start;
-
- pI810DRI->auxPitch = info->auxPitch;
- pI810DRI->auxPitchBits = info->auxPitchBits;
-
- pI810DRI->logTextureGranularity = info->logTextureGranularity;
- pI810DRI->textureOffset = info->TexMem.Start;
-
- pI810DRI->ringOffset = info->LpRing.mem.Start;
- pI810DRI->ringSize = info->LpRing.mem.Size;
-
- // drmBufs looks unused
- pI810DRI->irq = info->irq;
- pI810DRI->sarea_priv_offset = sizeof(drm_sarea_t);
-
- /* Don't release the lock now - let the VT switch handler do it. */
- return 1;
-}
-
-
-/**
- * \brief Validate the fbdev mode.
- *
- * \param ctx display handle.
- *
- * \return one on success, or zero on failure.
- *
- * Saves some registers and returns 1.
- *
- * \sa i810ValidateMode().
- */
-static int i810ValidateMode( const DRIDriverContext *ctx )
-{
- unsigned char *I810MMIO = ctx->MMIOAddress;
- I810Ptr info = ctx->driverPrivate;
-
- return 1;
-}
-
-
-/**
- * \brief Examine mode returned by fbdev.
- *
- * \param ctx display handle.
- *
- * \return one on success, or zero on failure.
- *
- * Restores registers that fbdev has clobbered and returns 1.
- *
- * \sa i810ValidateMode().
- */
-static int i810PostValidateMode( const DRIDriverContext *ctx )
-{
- unsigned char *I810MMIO = ctx->MMIOAddress;
- I810Ptr info = ctx->driverPrivate;
-
- return 1;
-}
-
-
-/**
- * \brief Initialize the framebuffer device mode
- *
- * \param ctx display handle.
- *
- * \return one on success, or zero on failure.
- *
- * Fills in \p info with some default values and some information from \p ctx
- * and then calls I810ScreenInit() for the screen initialization.
- *
- * Before exiting clears the framebuffer memory accessing it directly.
- */
-static int i810InitFBDev( DRIDriverContext *ctx )
-{
- I810Ptr info = calloc(1, sizeof(*info));
-
- {
- int dummy = ctx->shared.virtualWidth;
-
- switch (ctx->bpp / 8) {
- case 1: dummy = (ctx->shared.virtualWidth + 127) & ~127; break;
- case 2: dummy = (ctx->shared.virtualWidth + 31) & ~31; break;
- case 3:
- case 4: dummy = (ctx->shared.virtualWidth + 15) & ~15; break;
- }
-
- ctx->shared.virtualWidth = dummy;
- }
-
- ctx->driverPrivate = (void *)info;
-
- info->Chipset = ctx->chipset;
-
- if (!I810ScreenInit( ctx, info ))
- return 0;
-
-
- return 1;
-}
-
-
-/**
- * \brief The screen is being closed, so clean up any state and free any
- * resources used by the DRI.
- *
- * \param ctx display handle.
- *
- * Unmaps the SAREA, closes the DRM device file descriptor and frees the driver
- * private data.
- */
-static void i810HaltFBDev( DRIDriverContext *ctx )
-{
- drmUnmap( ctx->pSAREA, ctx->shared.SAREASize );
- drmClose(ctx->drmFD);
-
- if (ctx->driverPrivate) {
- free(ctx->driverPrivate);
- ctx->driverPrivate = 0;
- }
-}
-
-
-extern void i810NotifyFocus( int );
-
-/**
- * \brief Exported driver interface for Mini GLX.
- *
- * \sa DRIDriverRec.
- */
-const struct DRIDriverRec __driDriver = {
- i810ValidateMode,
- i810PostValidateMode,
- i810InitFBDev,
- i810HaltFBDev,
- I810EngineShutdown,
- I810EngineRestore,
-#ifndef _EMBEDDED
- 0,
-#else
- i810NotifyFocus,
-#endif
-};