diff options
Diffstat (limited to 'src/mesa/drivers/dri/radeon/server')
| -rw-r--r-- | src/mesa/drivers/dri/radeon/server/radeon_dri.c | 1337 |
1 files changed, 0 insertions, 1337 deletions
diff --git a/src/mesa/drivers/dri/radeon/server/radeon_dri.c b/src/mesa/drivers/dri/radeon/server/radeon_dri.c deleted file mode 100644 index 7ead588dac..0000000000 --- a/src/mesa/drivers/dri/radeon/server/radeon_dri.c +++ /dev/null @@ -1,1337 +0,0 @@ -/** - * \file server/radeon_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. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <errno.h> -#include <unistd.h> - -#include "driver.h" -#include "drm.h" -#include "memops.h" - -#include "radeon.h" -#include "radeon_dri.h" -#include "radeon_macros.h" -#include "radeon_reg.h" -#include "drm_sarea.h" - -static size_t radeon_drm_page_size; - -static int RadeonSetParam(const DRIDriverContext *ctx, int param, int value) -{ - drm_radeon_setparam_t sp; - - memset(&sp, 0, sizeof(sp)); - sp.param = param; - sp.value = value; - - if (drmCommandWrite(ctx->drmFD, DRM_RADEON_SETPARAM, &sp, sizeof(sp))) { - return -1; - } - - return 0; -} - -/** - * \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 RADEONWaitForFifo( const DRIDriverContext *ctx, - int entries ) -{ - unsigned char *RADEONMMIO = ctx->MMIOAddress; - int i; - - for (i = 0; i < 3000; i++) { - int fifo_slots = - INREG(RADEON_RBBM_STATUS) & RADEON_RBBM_FIFOCNT_MASK; - if (fifo_slots >= entries) return; - } - - /* There are recoveries possible, but I haven't seen them work - * in practice: - */ - fprintf(stderr, "FIFO timed out: %d entries, stat=0x%08x\n", - INREG(RADEON_RBBM_STATUS) & RADEON_RBBM_FIFOCNT_MASK, - INREG(RADEON_RBBM_STATUS)); - exit(1); -} - -/** - * \brief Read a PLL register. - * - * \param ctx display handle. - * \param addr PLL register index. - * - * \return value of the PLL register. - */ -static unsigned int RADEONINPLL( const DRIDriverContext *ctx, int addr) -{ - unsigned char *RADEONMMIO = ctx->MMIOAddress; - unsigned int data; - - OUTREG8(RADEON_CLOCK_CNTL_INDEX, addr & 0x3f); - data = INREG(RADEON_CLOCK_CNTL_DATA); - - return data; -} - -/** - * \brief Reset graphics card to known state. - * - * \param ctx display handle. - * - * Resets the values of several Radeon registers. - */ -static void RADEONEngineReset( const DRIDriverContext *ctx ) -{ - unsigned char *RADEONMMIO = ctx->MMIOAddress; - unsigned int clock_cntl_index; - unsigned int mclk_cntl; - unsigned int rbbm_soft_reset; - unsigned int host_path_cntl; - int i; - - OUTREGP(RADEON_RB2D_DSTCACHE_CTLSTAT, - RADEON_RB2D_DC_FLUSH_ALL, - ~RADEON_RB2D_DC_FLUSH_ALL); - for (i = 0; i < 512; i++) { - if (!(INREG(RADEON_RB2D_DSTCACHE_CTLSTAT) & RADEON_RB2D_DC_BUSY)) - break; - } - - clock_cntl_index = INREG(RADEON_CLOCK_CNTL_INDEX); - - mclk_cntl = INPLL(ctx, RADEON_MCLK_CNTL); - OUTPLL(RADEON_MCLK_CNTL, (mclk_cntl | - RADEON_FORCEON_MCLKA | - RADEON_FORCEON_MCLKB | - RADEON_FORCEON_YCLKA | - RADEON_FORCEON_YCLKB | - RADEON_FORCEON_MC | - RADEON_FORCEON_AIC)); - - /* Soft resetting HDP thru RBBM_SOFT_RESET register can cause some - * unexpected behaviour on some machines. Here we use - * RADEON_HOST_PATH_CNTL to reset it. - */ - host_path_cntl = INREG(RADEON_HOST_PATH_CNTL); - rbbm_soft_reset = INREG(RADEON_RBBM_SOFT_RESET); - - OUTREG(RADEON_RBBM_SOFT_RESET, (rbbm_soft_reset | - RADEON_SOFT_RESET_CP | - RADEON_SOFT_RESET_HI | - RADEON_SOFT_RESET_SE | - RADEON_SOFT_RESET_RE | - RADEON_SOFT_RESET_PP | - RADEON_SOFT_RESET_E2 | - RADEON_SOFT_RESET_RB)); - INREG(RADEON_RBBM_SOFT_RESET); - OUTREG(RADEON_RBBM_SOFT_RESET, (rbbm_soft_reset & - (unsigned int) ~(RADEON_SOFT_RESET_CP | - RADEON_SOFT_RESET_HI | - RADEON_SOFT_RESET_SE | - RADEON_SOFT_RESET_RE | - RADEON_SOFT_RESET_PP | - RADEON_SOFT_RESET_E2 | - RADEON_SOFT_RESET_RB))); - INREG(RADEON_RBBM_SOFT_RESET); - - OUTREG(RADEON_HOST_PATH_CNTL, host_path_cntl | RADEON_HDP_SOFT_RESET); - INREG(RADEON_HOST_PATH_CNTL); - OUTREG(RADEON_HOST_PATH_CNTL, host_path_cntl); - - OUTREG(RADEON_RBBM_SOFT_RESET, rbbm_soft_reset); - - OUTREG(RADEON_CLOCK_CNTL_INDEX, clock_cntl_index); - OUTPLL(RADEON_MCLK_CNTL, mclk_cntl); -} - -/** - * \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 radeon command processor engine (i.e., the ringbuffer). - */ -static int RADEONEngineRestore( const DRIDriverContext *ctx ) -{ - RADEONInfoPtr info = ctx->driverPrivate; - unsigned char *RADEONMMIO = ctx->MMIOAddress; - int pitch64, datatype, dp_gui_master_cntl, err; - - fprintf(stderr, "%s\n", __FUNCTION__); - - OUTREG(RADEON_RB3D_CNTL, 0); - RADEONEngineReset( ctx ); - - switch (ctx->bpp) { - case 16: datatype = 4; break; - case 32: datatype = 6; break; - default: return 0; - } - - dp_gui_master_cntl = - ((datatype << RADEON_GMC_DST_DATATYPE_SHIFT) - | RADEON_GMC_CLR_CMP_CNTL_DIS); - - pitch64 = ((ctx->shared.virtualWidth * (ctx->bpp / 8) + 0x3f)) >> 6; - - RADEONWaitForFifo(ctx, 1); - OUTREG(RADEON_DEFAULT_OFFSET, ((INREG(RADEON_DEFAULT_OFFSET) & 0xC0000000) - | (pitch64 << 22))); - - RADEONWaitForFifo(ctx, 1); - OUTREG(RADEON_SURFACE_CNTL, RADEON_SURF_TRANSLATION_DIS); - - RADEONWaitForFifo(ctx, 1); - OUTREG(RADEON_DEFAULT_SC_BOTTOM_RIGHT, (RADEON_DEFAULT_SC_RIGHT_MAX - | RADEON_DEFAULT_SC_BOTTOM_MAX)); - - RADEONWaitForFifo(ctx, 1); - OUTREG(RADEON_DP_GUI_MASTER_CNTL, (dp_gui_master_cntl - | RADEON_GMC_BRUSH_SOLID_COLOR - | RADEON_GMC_SRC_DATATYPE_COLOR)); - - RADEONWaitForFifo(ctx, 7); - OUTREG(RADEON_DST_LINE_START, 0); - OUTREG(RADEON_DST_LINE_END, 0); - OUTREG(RADEON_DP_BRUSH_FRGD_CLR, 0xffffffff); - OUTREG(RADEON_DP_BRUSH_BKGD_CLR, 0); - OUTREG(RADEON_DP_SRC_FRGD_CLR, 0xffffffff); - OUTREG(RADEON_DP_SRC_BKGD_CLR, 0); - OUTREG(RADEON_DP_WRITE_MASK, 0xffffffff); - OUTREG(RADEON_AUX_SC_CNTL, 0); - -/* RADEONWaitForIdleMMIO(ctx); */ - usleep(100); - - - OUTREG(RADEON_GEN_INT_CNTL, info->gen_int_cntl); - if (info->colorTiling) - info->crtc_offset_cntl |= RADEON_CRTC_TILE_EN; - OUTREG(RADEON_CRTC_OFFSET_CNTL, info->crtc_offset_cntl); - - /* Initialize and start the CP if required */ - if ((err = drmCommandNone(ctx->drmFD, DRM_RADEON_CP_START)) != 0) { - fprintf(stderr, "%s: CP start %d\n", __FUNCTION__, err); - return 0; - } - - 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 RADEONEngineShutdown( const DRIDriverContext *ctx ) -{ - drm_radeon_cp_stop_t stop; - int ret, i; - - stop.flush = 1; - stop.idle = 1; - - ret = drmCommandWrite(ctx->drmFD, DRM_RADEON_CP_STOP, &stop, - sizeof(drm_radeon_cp_stop_t)); - - if (ret == 0) { - return 0; - } else if (errno != EBUSY) { - return -errno; - } - - stop.flush = 0; - - i = 0; - do { - ret = drmCommandWrite(ctx->drmFD, DRM_RADEON_CP_STOP, &stop, - sizeof(drm_radeon_cp_stop_t)); - } while (ret && errno == EBUSY && i++ < 10); - - if (ret == 0) { - return 0; - } else if (errno != EBUSY) { - return -errno; - } - - stop.idle = 0; - - if (drmCommandWrite(ctx->drmFD, DRM_RADEON_CP_STOP, - &stop, sizeof(drm_radeon_cp_stop_t))) { - return -errno; - } else { - return 0; - } -} - -/** - * \brief Compute base 2 logarithm. - * - * \param val value. - * - * \return base 2 logarithm of \p val. - */ -static int RADEONMinBits(int val) -{ - int bits; - - if (!val) return 1; - for (bits = 0; val; val >>= 1, ++bits); - return bits; -} - -/** - * \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 Radeon - * registers to point to that memory and add client mappings. - */ -static int RADEONDRIAgpInit( const DRIDriverContext *ctx, RADEONInfoPtr info) -{ - unsigned char *RADEONMMIO = ctx->MMIOAddress; - unsigned long mode; - int ret; - int s, l; - - if (drmAgpAcquire(ctx->drmFD) < 0) { - fprintf(stderr, "[gart] AGP not available\n"); - return 0; - } - - /* Modify the mode if the default mode is not appropriate for this - * particular combination of graphics card and AGP chipset. - */ - mode = drmAgpGetMode(ctx->drmFD); /* Default mode */ - - /* Disable fast write entirely - too many lockups. - */ - mode &= ~RADEON_AGP_MODE_MASK; - switch (ctx->agpmode) { - case 4: mode |= RADEON_AGP_4X_MODE; - case 2: mode |= RADEON_AGP_2X_MODE; - case 1: default: mode |= RADEON_AGP_1X_MODE; - } - - if (drmAgpEnable(ctx->drmFD, mode) < 0) { - fprintf(stderr, "[gart] AGP not enabled\n"); - drmAgpRelease(ctx->drmFD); - return 0; - } - else - fprintf(stderr, "[gart] AGP enabled at %dx\n", ctx->agpmode); - - /* Workaround for some hardware bugs */ - if (info->ChipFamily < CHIP_FAMILY_R200) - OUTREG(RADEON_AGP_CNTL, INREG(RADEON_AGP_CNTL) | 0x000e0000); - - info->gartOffset = 0; - - if ((ret = drmAgpAlloc(ctx->drmFD, info->gartSize*1024*1024, 0, NULL, - &info->gartMemHandle)) < 0) { - fprintf(stderr, "[gart] Out of memory (%d)\n", ret); - drmAgpRelease(ctx->drmFD); - return 0; - } - fprintf(stderr, - "[gart] %d kB allocated with handle 0x%08x\n", - info->gartSize*1024, (unsigned)info->gartMemHandle); - - if (drmAgpBind(ctx->drmFD, - info->gartMemHandle, info->gartOffset) < 0) { - fprintf(stderr, "[gart] Could not bind\n"); - drmAgpFree(ctx->drmFD, info->gartMemHandle); - drmAgpRelease(ctx->drmFD); - return 0; - } - - /* Initialize the CP ring buffer data */ - info->ringStart = info->gartOffset; - info->ringMapSize = info->ringSize*1024*1024 + radeon_drm_page_size; - - info->ringReadOffset = info->ringStart + info->ringMapSize; - info->ringReadMapSize = radeon_drm_page_size; - - /* Reserve space for vertex/indirect buffers */ - info->bufStart = info->ringReadOffset + info->ringReadMapSize; - info->bufMapSize = info->bufSize*1024*1024; - - /* Reserve the rest for AGP textures */ - info->gartTexStart = info->bufStart + info->bufMapSize; - s = (info->gartSize*1024*1024 - info->gartTexStart); - l = RADEONMinBits((s-1) / RADEON_NR_TEX_REGIONS); - if (l < RADEON_LOG_TEX_GRANULARITY) l = RADEON_LOG_TEX_GRANULARITY; - info->gartTexMapSize = (s >> l) << l; - info->log2GARTTexGran = l; - - if (drmAddMap(ctx->drmFD, info->ringStart, info->ringMapSize, - DRM_AGP, DRM_READ_ONLY, &info->ringHandle) < 0) { - fprintf(stderr, "[gart] Could not add ring mapping\n"); - return 0; - } - fprintf(stderr, "[gart] ring handle = 0x%08x\n", info->ringHandle); - - - if (drmAddMap(ctx->drmFD, info->ringReadOffset, info->ringReadMapSize, - DRM_AGP, DRM_READ_ONLY, &info->ringReadPtrHandle) < 0) { - fprintf(stderr, - "[gart] Could not add ring read ptr mapping\n"); - return 0; - } - - fprintf(stderr, - "[gart] ring read ptr handle = 0x%08lx\n", - info->ringReadPtrHandle); - - if (drmAddMap(ctx->drmFD, info->bufStart, info->bufMapSize, - DRM_AGP, 0, &info->bufHandle) < 0) { - fprintf(stderr, - "[gart] Could not add vertex/indirect buffers mapping\n"); - return 0; - } - fprintf(stderr, - "[gart] vertex/indirect buffers handle = 0x%08x\n", - info->bufHandle); - - if (drmAddMap(ctx->drmFD, info->gartTexStart, info->gartTexMapSize, - DRM_AGP, 0, &info->gartTexHandle) < 0) { - fprintf(stderr, - "[gart] Could not add AGP texture map mapping\n"); - return 0; - } - fprintf(stderr, - "[gart] AGP texture map handle = 0x%08lx\n", - info->gartTexHandle); - - /* Initialize Radeon's AGP registers */ - /* Ring buffer is at AGP offset 0 */ - OUTREG(RADEON_AGP_BASE, info->ringHandle); - - return 1; -} - -/* Initialize the PCI GART state. Request memory for use in PCI space, - * and initialize the Radeon registers to point to that memory. - */ -static int RADEONDRIPciInit(const DRIDriverContext *ctx, RADEONInfoPtr info) -{ - int ret; - int flags = DRM_READ_ONLY | DRM_LOCKED | DRM_KERNEL; - int s, l; - - ret = drmScatterGatherAlloc(ctx->drmFD, info->gartSize*1024*1024, - &info->gartMemHandle); - if (ret < 0) { - fprintf(stderr, "[pci] Out of memory (%d)\n", ret); - return 0; - } - fprintf(stderr, - "[pci] %d kB allocated with handle 0x%08lx\n", - info->gartSize*1024, info->gartMemHandle); - - info->gartOffset = 0; - - /* Initialize the CP ring buffer data */ - info->ringStart = info->gartOffset; - info->ringMapSize = info->ringSize*1024*1024 + radeon_drm_page_size; - - info->ringReadOffset = info->ringStart + info->ringMapSize; - info->ringReadMapSize = radeon_drm_page_size; - - /* Reserve space for vertex/indirect buffers */ - info->bufStart = info->ringReadOffset + info->ringReadMapSize; - info->bufMapSize = info->bufSize*1024*1024; - - /* Reserve the rest for AGP textures */ - info->gartTexStart = info->bufStart + info->bufMapSize; - s = (info->gartSize*1024*1024 - info->gartTexStart); - l = RADEONMinBits((s-1) / RADEON_NR_TEX_REGIONS); - if (l < RADEON_LOG_TEX_GRANULARITY) l = RADEON_LOG_TEX_GRANULARITY; - info->gartTexMapSize = (s >> l) << l; - info->log2GARTTexGran = l; - - if (drmAddMap(ctx->drmFD, info->ringStart, info->ringMapSize, - DRM_SCATTER_GATHER, flags, &info->ringHandle) < 0) { - fprintf(stderr, - "[pci] Could not add ring mapping\n"); - return 0; - } - fprintf(stderr, - "[pci] ring handle = 0x%08x\n", info->ringHandle); - - if (drmAddMap(ctx->drmFD, info->ringReadOffset, info->ringReadMapSize, - DRM_SCATTER_GATHER, flags, &info->ringReadPtrHandle) < 0) { - fprintf(stderr, - "[pci] Could not add ring read ptr mapping\n"); - return 0; - } - fprintf(stderr, - "[pci] ring read ptr handle = 0x%08lx\n", - info->ringReadPtrHandle); - - if (drmAddMap(ctx->drmFD, info->bufStart, info->bufMapSize, - DRM_SCATTER_GATHER, 0, &info->bufHandle) < 0) { - fprintf(stderr, - "[pci] Could not add vertex/indirect buffers mapping\n"); - return 0; - } - fprintf(stderr, - "[pci] vertex/indirect buffers handle = 0x%08lx\n", - info->bufHandle); - - if (drmAddMap(ctx->drmFD, info->gartTexStart, info->gartTexMapSize, - DRM_SCATTER_GATHER, 0, &info->gartTexHandle) < 0) { - fprintf(stderr, - "[pci] Could not add GART texture map mapping\n"); - return 0; - } - fprintf(stderr, - "[pci] GART texture map handle = 0x%08x\n", - info->gartTexHandle); - - 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_RADEON_CP_INIT command, passing - * all the parameters in a drm_radeon_init_t structure. - */ -static int RADEONDRIKernelInit( const DRIDriverContext *ctx, - RADEONInfoPtr info) -{ - int cpp = ctx->bpp / 8; - drm_radeon_init_t drmInfo; - int ret; - - memset(&drmInfo, 0, sizeof(drm_radeon_init_t)); - - if ( (info->ChipFamily == CHIP_FAMILY_R200) || - (info->ChipFamily == CHIP_FAMILY_RV250) || - (info->ChipFamily == CHIP_FAMILY_M9) || - (info->ChipFamily == CHIP_FAMILY_RV280) ) - drmInfo.func = RADEON_INIT_R200_CP; - else - drmInfo.func = RADEON_INIT_CP; - - /* This is the struct passed to the kernel module for its initialization */ - drmInfo.sarea_priv_offset = sizeof(drm_sarea_t); - drmInfo.is_pci = ctx->isPCI; - drmInfo.cp_mode = RADEON_DEFAULT_CP_BM_MODE; - drmInfo.gart_size = info->gartSize*1024*1024; - drmInfo.ring_size = info->ringSize*1024*1024; - drmInfo.usec_timeout = 1000; - drmInfo.fb_bpp = ctx->bpp; - drmInfo.depth_bpp = ctx->bpp; - drmInfo.front_offset = info->frontOffset; - drmInfo.front_pitch = info->frontPitch * cpp; - drmInfo.back_offset = info->backOffset; - drmInfo.back_pitch = info->backPitch * cpp; - drmInfo.depth_offset = info->depthOffset; - drmInfo.depth_pitch = info->depthPitch * cpp; - drmInfo.fb_offset = info->LinearAddr; - drmInfo.mmio_offset = info->registerHandle; - drmInfo.ring_offset = info->ringHandle; - drmInfo.ring_rptr_offset = info->ringReadPtrHandle; - drmInfo.buffers_offset = info->bufHandle; - drmInfo.gart_textures_offset = info->gartTexHandle; - - ret = drmCommandWrite(ctx->drmFD, DRM_RADEON_CP_INIT, &drmInfo, - sizeof(drm_radeon_init_t)); - - return ret >= 0; -} - - -/** - * \brief Initialize the AGP heap. - * - * \param ctx display handle. - * \param info driver private data. - * - * This function is a wrapper around the DRM_RADEON_INIT_HEAP command, passing - * all the parameters in a drm_radeon_mem_init_heap structure. - */ -static void RADEONDRIAgpHeapInit(const DRIDriverContext *ctx, - RADEONInfoPtr info) -{ - drm_radeon_mem_init_heap_t drmHeap; - - /* Start up the simple memory manager for gart space */ - drmHeap.region = RADEON_MEM_REGION_GART; - drmHeap.start = 0; - drmHeap.size = info->gartTexMapSize; - - if (drmCommandWrite(ctx->drmFD, DRM_RADEON_INIT_HEAP, - &drmHeap, sizeof(drmHeap))) { - fprintf(stderr, - "[drm] Failed to initialized gart heap manager\n"); - } else { - fprintf(stderr, - "[drm] Initialized kernel gart heap manager, %d\n", - info->gartTexMapSize); - } -} - -/** - * \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 RADEONDRIBufInit( const DRIDriverContext *ctx, RADEONInfoPtr info ) -{ - /* Initialize vertex buffers */ - info->bufNumBufs = drmAddBufs(ctx->drmFD, - info->bufMapSize / RADEON_BUFFER_SIZE, - RADEON_BUFFER_SIZE, - ctx->isPCI ? DRM_SG_BUFFER : DRM_AGP_BUFFER, - info->bufStart); - - 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, RADEON_BUFFER_SIZE); - - 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 RADEONDRIIrqInit(const DRIDriverContext *ctx, - RADEONInfoPtr 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 RADEONCheckDRMVersion( const DRIDriverContext *ctx, - RADEONInfoPtr info ) -{ - drmVersionPtr version; - - version = drmGetVersion(ctx->drmFD); - if (version) { - int req_minor, req_patch; - - /* Need 1.8.x for proper cleanup-on-client-exit behaviour. - */ - req_minor = 8; - req_patch = 0; - - 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] RADEONDRIScreenInit failed because of a version " - "mismatch.\n" - "[dri] radeon.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 RADEONMemoryInit( const DRIDriverContext *ctx, RADEONInfoPtr info ) -{ - int width_bytes = ctx->shared.virtualWidth * ctx->cpp; - int cpp = ctx->cpp; - int bufferSize = ((((ctx->shared.virtualHeight+15) & ~15) * width_bytes + RADEON_BUFFER_ALIGN) & ~RADEON_BUFFER_ALIGN); - int depthSize = ((((ctx->shared.virtualHeight+15) & ~15) * width_bytes - + RADEON_BUFFER_ALIGN) & ~RADEON_BUFFER_ALIGN); - int l; - - info->frontOffset = 0; - info->frontPitch = ctx->shared.virtualWidth; - - fprintf(stderr, - "Using %d MB AGP aperture\n", info->gartSize); - fprintf(stderr, - "Using %d MB for the ring buffer\n", info->ringSize); - fprintf(stderr, - "Using %d MB for vertex/indirect buffers\n", info->bufSize); - fprintf(stderr, - "Using %d MB for AGP textures\n", info->gartTexSize); - - /* Front, back and depth buffers - everything else texture?? - */ - info->textureSize = ctx->shared.fbSize - 2 * bufferSize - depthSize; - - if (ctx->colorTiling==1) - { - info->textureSize = ctx->shared.fbSize - ((ctx->shared.fbSize - info->textureSize + width_bytes * 16 - 1) / (width_bytes * 16)) * (width_bytes*16); - } - - if (info->textureSize < 0) - return 0; - - l = RADEONMinBits((info->textureSize-1) / RADEON_NR_TEX_REGIONS); - if (l < RADEON_LOG_TEX_GRANULARITY) l = RADEON_LOG_TEX_GRANULARITY; - - /* Round the texture size up to the nearest whole number of - * texture regions. Again, be greedy about this, don't - * round down. - */ - info->log2TexGran = 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; - } - - /* Reserve space for textures */ - if (ctx->colorTiling==1) - { - info->textureOffset = ((ctx->shared.fbSize - info->textureSize) / - (width_bytes * 16)) * (width_bytes*16); - } - else - { - info->textureOffset = ((ctx->shared.fbSize - info->textureSize + - RADEON_BUFFER_ALIGN) & - ~RADEON_BUFFER_ALIGN); - } - /* Reserve space for the shared depth - * buffer. - */ - info->depthOffset = ((info->textureOffset - depthSize + - RADEON_BUFFER_ALIGN) & - ~RADEON_BUFFER_ALIGN); - info->depthPitch = ctx->shared.virtualWidth; - - info->backOffset = ((info->depthOffset - bufferSize + - RADEON_BUFFER_ALIGN) & - ~RADEON_BUFFER_ALIGN); - info->backPitch = ctx->shared.virtualWidth; - - - 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->textureSize/1024, info->textureOffset); - - info->frontPitchOffset = (((info->frontPitch * cpp / 64) << 22) | - (info->frontOffset >> 10)); - - info->backPitchOffset = (((info->backPitch * cpp / 64) << 22) | - (info->backOffset >> 10)); - - info->depthPitchOffset = (((info->depthPitch * cpp / 64) << 22) | - (info->depthOffset >> 10)); - - return 1; -} - -static int RADEONColorTilingInit( const DRIDriverContext *ctx, RADEONInfoPtr info ) -{ - int width_bytes = ctx->shared.virtualWidth * ctx->cpp; - int bufferSize = ((((ctx->shared.virtualHeight+15) & ~15) * width_bytes + RADEON_BUFFER_ALIGN) - & ~RADEON_BUFFER_ALIGN); - /* Setup color tiling */ - if (info->drmMinor<14) - info->colorTiling=0; - - if (info->colorTiling) - { - - int colorTilingFlag; - drm_radeon_surface_alloc_t front,back; - - RadeonSetParam(ctx, RADEON_SETPARAM_SWITCH_TILING, info->colorTiling ? 1 : 0); - - /* Setup the surfaces */ - if (info->ChipFamily < CHIP_FAMILY_R200) - colorTilingFlag=RADEON_SURF_TILE_COLOR_MACRO; - else - colorTilingFlag=R200_SURF_TILE_COLOR_MACRO; - - front.address = info->frontOffset; - front.size = bufferSize; - front.flags = (width_bytes) | colorTilingFlag; - drmCommandWrite(ctx->drmFD, DRM_RADEON_SURF_ALLOC, &front,sizeof(front)); - - back.address = info->backOffset; - back.size = bufferSize; - back.flags = (width_bytes) | colorTilingFlag; - drmCommandWrite(ctx->drmFD, DRM_RADEON_SURF_ALLOC, &back,sizeof(back)); - - } - 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_RADEON_CP_START command. - * - * Setups a RADEONDRIRec structure to be passed to radeon_dri.so for its - * initialization. - */ -static int RADEONScreenInit( DRIDriverContext *ctx, RADEONInfoPtr info ) -{ - RADEONDRIPtr pRADEONDRI; - int err; - - usleep(100); - /*assert(!ctx->IsClient);*/ - - { - 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; - } - } - - - if (info->ChipFamily >= CHIP_FAMILY_R300) { - fprintf(stderr, - "Direct rendering not yet supported on " - "Radeon 9700 and newer cards\n"); - return 0; - } - - radeon_drm_page_size = getpagesize(); - - info->registerSize = ctx->MMIOSize; - ctx->shared.SAREASize = SAREA_MAX; - - /* Note that drmOpen will try to load the kernel module, if needed. */ - ctx->drmFD = drmOpen("radeon", 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); - - /* 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); - - - - if (drmAddMap(ctx->drmFD, - ctx->MMIOStart, - ctx->MMIOSize, - DRM_REGISTERS, - DRM_READ_ONLY, - &info->registerHandle) < 0) { - fprintf(stderr, "[drm] drmAddMap mmio failed\n"); - return 0; - } - fprintf(stderr, - "[drm] register handle = 0x%08lx\n", info->registerHandle); - - /* Check the radeon DRM version */ - if (!RADEONCheckDRMVersion(ctx, info)) { - return 0; - } - - if (ctx->isPCI) { - /* Initialize PCI */ - if (!RADEONDRIPciInit(ctx, info)) - return 0; - } - else { - /* Initialize AGP */ - if (!RADEONDRIAgpInit(ctx, info)) - return 0; - } - - /* Memory manager setup */ - if (!RADEONMemoryInit(ctx, info)) { - return 0; - } - - /* 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 kernel data structures */ - if (!RADEONDRIKernelInit(ctx, info)) { - fprintf(stderr, "RADEONDRIKernelInit failed\n"); - DRM_UNLOCK(ctx->drmFD, ctx->pSAREA, ctx->serverContext); - return 0; - } - - /* Initialize the vertex buffers list */ - if (!RADEONDRIBufInit(ctx, info)) { - fprintf(stderr, "RADEONDRIBufInit failed\n"); - DRM_UNLOCK(ctx->drmFD, ctx->pSAREA, ctx->serverContext); - return 0; - } - - RADEONColorTilingInit(ctx, info); - - /* Initialize IRQ */ - RADEONDRIIrqInit(ctx, info); - - /* Initialize kernel gart memory manager */ - RADEONDRIAgpHeapInit(ctx, info); - - fprintf(stderr,"color tiling %sabled\n", info->colorTiling?"en":"dis"); - fprintf(stderr,"page flipping %sabled\n", info->page_flip_enable?"en":"dis"); - /* Initialize the SAREA private data structure */ - { - drm_radeon_sarea_t *pSAREAPriv; - pSAREAPriv = (drm_radeon_sarea_t *)(((char*)ctx->pSAREA) + - sizeof(drm_sarea_t)); - memset(pSAREAPriv, 0, sizeof(*pSAREAPriv)); - pSAREAPriv->pfState = info->page_flip_enable; - } - - - /* 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. - */ - drimemsetio((char *)ctx->FBAddress + info->frontOffset, - 0, - info->frontPitch * ctx->cpp * ctx->shared.virtualHeight ); - - drimemsetio((char *)ctx->FBAddress + info->backOffset, - 0, - info->backPitch * ctx->cpp * ctx->shared.virtualHeight ); - - /* This is the struct passed to radeon_dri.so for its initialization */ - ctx->driverClientMsg = malloc(sizeof(RADEONDRIRec)); - ctx->driverClientMsgSize = sizeof(RADEONDRIRec); - pRADEONDRI = (RADEONDRIPtr)ctx->driverClientMsg; - pRADEONDRI->deviceID = info->Chipset; - pRADEONDRI->width = ctx->shared.virtualWidth; - pRADEONDRI->height = ctx->shared.virtualHeight; - pRADEONDRI->depth = ctx->bpp; /* XXX: depth */ - pRADEONDRI->bpp = ctx->bpp; - pRADEONDRI->IsPCI = ctx->isPCI; - pRADEONDRI->AGPMode = ctx->agpmode; - pRADEONDRI->frontOffset = info->frontOffset; - pRADEONDRI->frontPitch = info->frontPitch; - pRADEONDRI->backOffset = info->backOffset; - pRADEONDRI->backPitch = info->backPitch; - pRADEONDRI->depthOffset = info->depthOffset; - pRADEONDRI->depthPitch = info->depthPitch; - pRADEONDRI->textureOffset = info->textureOffset; - pRADEONDRI->textureSize = info->textureSize; - pRADEONDRI->log2TexGran = info->log2TexGran; - pRADEONDRI->registerHandle = info->registerHandle; - pRADEONDRI->registerSize = info->registerSize; - pRADEONDRI->statusHandle = info->ringReadPtrHandle; - pRADEONDRI->statusSize = info->ringReadMapSize; - pRADEONDRI->gartTexHandle = info->gartTexHandle; - pRADEONDRI->gartTexMapSize = info->gartTexMapSize; - pRADEONDRI->log2GARTTexGran = info->log2GARTTexGran; - pRADEONDRI->gartTexOffset = info->gartTexStart; - pRADEONDRI->sarea_priv_offset = sizeof(drm_sarea_t); - - /* Don't release the lock now - let the VT switch handler do it. */ - - return 1; -} - - -/** - * \brief Get Radeon chip family from chipset number. - * - * \param info driver private data. - * - * \return non-zero on success, or zero on failure. - * - * Called by radeonInitFBDev() to set RADEONInfoRec::ChipFamily - * according to the value of RADEONInfoRec::Chipset. Fails if the - * chipset is unrecognized or not appropriate for this driver (i.e., not - * an r100 style radeon) - */ -static int get_chipfamily_from_chipset( RADEONInfoPtr info ) -{ - switch (info->Chipset) { - case PCI_CHIP_RADEON_LY: - case PCI_CHIP_RADEON_LZ: - info->ChipFamily = CHIP_FAMILY_M6; - break; - - case PCI_CHIP_RADEON_QY: - case PCI_CHIP_RADEON_QZ: - info->ChipFamily = CHIP_FAMILY_VE; - break; - - case PCI_CHIP_R200_QL: - case PCI_CHIP_R200_QN: - case PCI_CHIP_R200_QO: - case PCI_CHIP_R200_Ql: - case PCI_CHIP_R200_BB: - info->ChipFamily = CHIP_FAMILY_R200; - break; - - case PCI_CHIP_RV200_QW: /* RV200 desktop */ - case PCI_CHIP_RV200_QX: - info->ChipFamily = CHIP_FAMILY_RV200; - break; - - case PCI_CHIP_RADEON_LW: - case PCI_CHIP_RADEON_LX: - info->ChipFamily = CHIP_FAMILY_M7; - break; - - case PCI_CHIP_RV250_Id: - case PCI_CHIP_RV250_Ie: - case PCI_CHIP_RV250_If: - case PCI_CHIP_RV250_Ig: - info->ChipFamily = CHIP_FAMILY_RV250; - break; - - case PCI_CHIP_RV250_Ld: - case PCI_CHIP_RV250_Le: - case PCI_CHIP_RV250_Lf: - case PCI_CHIP_RV250_Lg: - info->ChipFamily = CHIP_FAMILY_M9; - break; - - case PCI_CHIP_RV280_Y_: - case PCI_CHIP_RV280_Ya: - case PCI_CHIP_RV280_Yb: - case PCI_CHIP_RV280_Yc: - info->ChipFamily = CHIP_FAMILY_RV280; - break; - - case PCI_CHIP_R300_ND: - case PCI_CHIP_R300_NE: - case PCI_CHIP_R300_NF: - case PCI_CHIP_R300_NG: - info->ChipFamily = CHIP_FAMILY_R300; - break; - - default: - /* Original Radeon/7200 */ - info->ChipFamily = CHIP_FAMILY_RADEON; - } - - 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 radeonValidateMode(). - */ -static int radeonValidateMode( const DRIDriverContext *ctx ) -{ - unsigned char *RADEONMMIO = ctx->MMIOAddress; - RADEONInfoPtr info = ctx->driverPrivate; - - info->gen_int_cntl = INREG(RADEON_GEN_INT_CNTL); - info->crtc_offset_cntl = INREG(RADEON_CRTC_OFFSET_CNTL); - - if (info->colorTiling) - info->crtc_offset_cntl |= RADEON_CRTC_TILE_EN; - 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 radeonValidateMode(). - */ -static int radeonPostValidateMode( const DRIDriverContext *ctx ) -{ - unsigned char *RADEONMMIO = ctx->MMIOAddress; - RADEONInfoPtr info = ctx->driverPrivate; - - RADEONColorTilingInit( ctx, info); - OUTREG(RADEON_GEN_INT_CNTL, info->gen_int_cntl); - if (info->colorTiling) - info->crtc_offset_cntl |= RADEON_CRTC_TILE_EN; - OUTREG(RADEON_CRTC_OFFSET_CNTL, info->crtc_offset_cntl); - - 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 RADEONScreenInit() for the screen initialization. - * - * Before exiting clears the framebuffer memory accessing it directly. - */ -static int radeonInitFBDev( DRIDriverContext *ctx ) -{ - RADEONInfoPtr info = calloc(1, sizeof(*info)); - - { - int dummy = ctx->shared.virtualWidth; - - if (ctx->colorTiling==1) - { - switch (ctx->bpp / 8) { - case 1: dummy = (ctx->shared.virtualWidth + 255) & ~255; break; - case 2: dummy = (ctx->shared.virtualWidth + 127) & ~127; break; - case 3: - case 4: dummy = (ctx->shared.virtualWidth + 63) & ~63; break; - } - } else { - 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->shared.Width = dummy; - } - - fprintf(stderr,"shared virtual width is %d\n", ctx->shared.virtualWidth); - ctx->driverPrivate = (void *)info; - - info->gartFastWrite = RADEON_DEFAULT_AGP_FAST_WRITE; - info->gartSize = RADEON_DEFAULT_AGP_SIZE; - info->gartTexSize = RADEON_DEFAULT_AGP_TEX_SIZE; - info->bufSize = RADEON_DEFAULT_BUFFER_SIZE; - info->ringSize = RADEON_DEFAULT_RING_SIZE; - info->page_flip_enable = RADEON_DEFAULT_PAGE_FLIP; - info->colorTiling = ctx->colorTiling; - - info->Chipset = ctx->chipset; - - if (!get_chipfamily_from_chipset( info )) { - fprintf(stderr, "Unknown or non-radeon chipset -- cannot continue\n"); - fprintf(stderr, "==> Verify PCI BusID is correct in miniglx.conf\n"); - return 0; - } - - info->frontPitch = ctx->shared.virtualWidth; - info->LinearAddr = ctx->FBStart & 0xfc000000; - - - if (!RADEONScreenInit( 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 radeonHaltFBDev( DRIDriverContext *ctx ) -{ - drmUnmap( ctx->pSAREA, ctx->shared.SAREASize ); - drmClose(ctx->drmFD); - - if (ctx->driverPrivate) { - free(ctx->driverPrivate); - ctx->driverPrivate = 0; - } -} - - -extern void radeonNotifyFocus( int ); - -/** - * \brief Exported driver interface for Mini GLX. - * - * \sa DRIDriverRec. - */ -const struct DRIDriverRec __driDriver = { - radeonValidateMode, - radeonPostValidateMode, - radeonInitFBDev, - radeonHaltFBDev, - RADEONEngineShutdown, - RADEONEngineRestore, -#ifndef _EMBEDDED - 0, -#else - radeonNotifyFocus, -#endif -}; 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