+++ /dev/null
-/*
- * Test egl driver for fb_dri.so
- */
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <dirent.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <sys/ioctl.h>
-#include <sys/mman.h>
-#include <linux/fb.h>
-
-#include "utils.h"
-#include "buffers.h"
-#include "main/extensions.h"
-#include "main/framebuffer.h"
-#include "main/renderbuffer.h"
-#include "vbo/vbo.h"
-#include "swrast/swrast.h"
-#include "swrast_setup/swrast_setup.h"
-#include "tnl/tnl.h"
-#include "tnl/tcontext.h"
-#include "tnl/t_pipeline.h"
-#include "drivers/common/driverfuncs.h"
-#include "drirenderbuffer.h"
-
-#include "eglconfig.h"
-#include "eglmain/context.h"
-#include "egldisplay.h"
-#include "egldriver.h"
-#include "eglglobals.h"
-#include "eglmode.h"
-#include "eglscreen.h"
-#include "eglsurface.h"
-
-extern void
-fbSetSpanFunctions(driRenderbuffer *drb, const GLvisual *vis);
-
-/**
- * fb driver-specific driver class derived from _EGLDriver
- */
-typedef struct fb_driver
-{
- _EGLDriver Base; /* base class/object */
- GLuint fbStuff;
-} fbDriver;
-
-/**
- * fb display-specific driver class derived from _EGLDisplay
- */
-typedef struct fb_display
-{
- _EGLDisplay Base; /* base class/object */
- void *pFB;
-} fbDisplay;
-
-/**
- * fb driver-specific screen class derived from _EGLScreen
- */
-typedef struct fb_screen
-{
- _EGLScreen Base;
- char fb[NAME_MAX];
-} fbScreen;
-
-
-/**
- * fb driver-specific surface class derived from _EGLSurface
- */
-typedef struct fb_surface
-{
- _EGLSurface Base; /* base class/object */
- struct gl_framebuffer *mesa_framebuffer;
-} fbSurface;
-
-
-/**
- * fb driver-specific context class derived from _EGLContext
- */
-typedef struct fb_context
-{
- _EGLContext Base; /* base class/object */
- GLcontext *glCtx;
- struct {
- __DRIcontext *context;
- __DRIscreen *screen;
- __DRIdrawable *drawable; /* drawable bound to this ctx */
- } dri;
-} fbContext, *fbContextPtr;
-
-#define FB_CONTEXT(ctx) ((fbContextPtr)(ctx->DriverCtx))
-
-
-static EGLBoolean
-fbFillInConfigs(_EGLDisplay *disp, unsigned pixel_bits, unsigned depth_bits,
- unsigned stencil_bits, GLboolean have_back_buffer) {
- _EGLConfig *configs;
- _EGLConfig *c;
- unsigned int i, num_configs;
- unsigned int depth_buffer_factor;
- unsigned int back_buffer_factor;
- GLenum fb_format;
- GLenum fb_type;
-
- /* Right now GLX_SWAP_COPY_OML isn't supported, but it would be easy
- * enough to add support. Basically, if a context is created with an
- * fbconfig where the swap method is GLX_SWAP_COPY_OML, pageflipping
- * will never be used.
- */
- static const GLenum back_buffer_modes[] = {
- GLX_NONE, GLX_SWAP_UNDEFINED_OML /*, GLX_SWAP_COPY_OML */
- };
-
- uint8_t depth_bits_array[2];
- uint8_t stencil_bits_array[2];
-
- depth_bits_array[0] = 0;
- depth_bits_array[1] = depth_bits;
-
- /* Just like with the accumulation buffer, always provide some modes
- * with a stencil buffer. It will be a sw fallback, but some apps won't
- * care about that.
- */
- stencil_bits_array[0] = 0;
- stencil_bits_array[1] = (stencil_bits == 0) ? 8 : stencil_bits;
-
- depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 2 : 1;
- back_buffer_factor = (have_back_buffer) ? 2 : 1;
-
- num_configs = depth_buffer_factor * back_buffer_factor * 2;
-
- if (pixel_bits == 16) {
- fb_format = GL_RGB;
- fb_type = GL_UNSIGNED_SHORT_5_6_5;
- } else {
- fb_format = GL_RGBA;
- fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
- }
-
- configs = calloc(sizeof(*configs), num_configs);
- c = configs;
- if (!_eglFillInConfigs(c, fb_format, fb_type,
- depth_bits_array, stencil_bits_array, depth_buffer_factor,
- back_buffer_modes, back_buffer_factor,
- GLX_TRUE_COLOR)) {
- fprintf(stderr, "[%s:%u] Error creating FBConfig!\n",
- __func__, __LINE__);
- return EGL_FALSE;
- }
-
- /* Mark the visual as slow if there are "fake" stencil bits.
- */
- for (i = 0, c = configs; i < num_configs; i++, c++) {
- int stencil = GET_CONFIG_ATTRIB(c, EGL_STENCIL_SIZE);
- if ((stencil != 0) && (stencil != stencil_bits)) {
- SET_CONFIG_ATTRIB(c, EGL_CONFIG_CAVEAT, EGL_SLOW_CONFIG);
- }
- }
-
- for (i = 0, c = configs; i < num_configs; i++, c++)
- _eglAddConfig(disp, c);
-
- free(configs);
-
- return EGL_TRUE;
-}
-
-static EGLBoolean
-fbSetupFramebuffer(fbDisplay *disp, char *fbdev)
-{
- int fd;
- char dev[20];
- struct fb_var_screeninfo varInfo;
- struct fb_fix_screeninfo fixedInfo;
-
- snprintf(dev, sizeof(dev), "/dev/%s", fbdev);
-
- /* open the framebuffer device */
- fd = open(dev, O_RDWR);
- if (fd < 0) {
- fprintf(stderr, "Error opening %s: %s\n", fbdev, strerror(errno));
- return EGL_FALSE;
- }
-
- /* get the original variable screen info */
- if (ioctl(fd, FBIOGET_VSCREENINFO, &varInfo)) {
- fprintf(stderr, "error: ioctl(FBIOGET_VSCREENINFO) failed: %s\n",
- strerror(errno));
- return EGL_FALSE;
- }
-
- /* Turn off hw accels (otherwise mmap of mmio region will be
- * refused)
- */
- if (varInfo.accel_flags) {
- varInfo.accel_flags = 0;
- if (ioctl(fd, FBIOPUT_VSCREENINFO, &varInfo)) {
- fprintf(stderr, "error: ioctl(FBIOPUT_VSCREENINFO) failed: %s\n",
- strerror(errno));
- return EGL_FALSE;
- }
- }
-
- /* Get the fixed screen info */
- if (ioctl(fd, FBIOGET_FSCREENINFO, &fixedInfo)) {
- fprintf(stderr, "error: ioctl(FBIOGET_FSCREENINFO) failed: %s\n",
- strerror(errno));
- return EGL_FALSE;
- }
-
- if (fixedInfo.visual == FB_VISUAL_DIRECTCOLOR) {
- struct fb_cmap cmap;
- unsigned short red[256], green[256], blue[256];
- int rcols = 1 << varInfo.red.length;
- int gcols = 1 << varInfo.green.length;
- int bcols = 1 << varInfo.blue.length;
- int i;
-
- cmap.start = 0;
- cmap.len = gcols;
- cmap.red = red;
- cmap.green = green;
- cmap.blue = blue;
- cmap.transp = NULL;
-
- for (i = 0; i < rcols ; i++)
- red[i] = (65536/(rcols-1)) * i;
-
- for (i = 0; i < gcols ; i++)
- green[i] = (65536/(gcols-1)) * i;
-
- for (i = 0; i < bcols ; i++)
- blue[i] = (65536/(bcols-1)) * i;
-
- if (ioctl(fd, FBIOPUTCMAP, (void *) &cmap) < 0) {
- fprintf(stderr, "ioctl(FBIOPUTCMAP) failed [%d]\n", i);
- exit(1);
- }
- }
-
- /* mmap the framebuffer into our address space */
- if (!disp->pFB)
- disp->pFB = (caddr_t)mmap(0, /* start */
- fixedInfo.smem_len, /* bytes */
- PROT_READ | PROT_WRITE, /* prot */
- MAP_SHARED, /* flags */
- fd, /* fd */
- 0); /* offset */
- if (disp->pFB == (caddr_t)-1) {
- fprintf(stderr, "error: unable to mmap framebuffer: %s\n",
- strerror(errno));
- return EGL_FALSE;
- }
-
- return EGL_TRUE;
-}
-
-const char *sysfs = "/sys/class/graphics";
-
-static EGLBoolean
-fbInitialize(_EGLDriver *drv, EGLDisplay dpy, EGLint *major, EGLint *minor)
-{
- _EGLDisplay *disp = _eglLookupDisplay(dpy);
- fbDisplay *display;
- fbScreen *s;
- _EGLScreen *scrn;
- char c;
- unsigned int x, y, r;
- DIR *dir;
- FILE *file;
- struct dirent *dirent;
- char path[NAME_MAX];
-
- /* Switch display structure to one with our private fields */
- display = calloc(1, sizeof(*display));
- display->Base = *disp;
- _eglHashInsert(_eglGlobal.Displays, disp->Handle, display);
- free(disp);
-
- *major = 1;
- *minor = 0;
-
- dir = opendir(sysfs);
- if (!dir) {
- printf("EGL - %s framebuffer device not found.", sysfs);
- return EGL_FALSE;
- }
-
- while ((dirent = readdir(dir))) { /* assignment! */
-
- if (dirent->d_name[0] != 'f')
- continue;
- if (dirent->d_name[1] != 'b')
- continue;
-
- if (fbSetupFramebuffer(display, dirent->d_name) == EGL_FALSE)
- continue;
-
- /* Create a screen */
- s = (fbScreen *) calloc(1, sizeof(fbScreen));
- if (!s)
- return EGL_FALSE;
-
- strncpy(s->fb, dirent->d_name, NAME_MAX);
- scrn = &s->Base;
- _eglInitScreen(scrn);
- _eglAddScreen(&display->Base, scrn);
-
- snprintf(path, sizeof(path), "%s/%s/modes", sysfs, s->fb);
- file = fopen(path, "r");
- while (fgets(path, sizeof(path), file)) {
- sscanf(path, "%c:%ux%u-%u", &c, &x, &y, &r);
- _eglAddMode(scrn, x, y, r * 1000, path);
- }
- fclose(file);
-
- fbFillInConfigs(&display->Base, 32, 24, 8, 1);
-
- }
- closedir(dir);
-
- drv->Initialized = EGL_TRUE;
- return EGL_TRUE;
-}
-
-
-static fbDisplay *
-Lookup_fbDisplay(EGLDisplay dpy)
-{
- _EGLDisplay *d = _eglLookupDisplay(dpy);
- return (fbDisplay *) d;
-}
-
-
-static fbScreen *
-Lookup_fbScreen(EGLDisplay dpy, EGLScreenMESA screen)
-{
- _EGLScreen *s = _eglLookupScreen(dpy, screen);
- return (fbScreen *) s;
-}
-
-
-static fbContext *
-Lookup_fbContext(EGLContext ctx)
-{
- _EGLContext *c = _eglLookupContext(ctx);
- return (fbContext *) c;
-}
-
-
-static fbSurface *
-Lookup_fbSurface(EGLSurface surf)
-{
- _EGLSurface *s = _eglLookupSurface(surf);
- return (fbSurface *) s;
-}
-
-
-static EGLBoolean
-fbTerminate(_EGLDriver *drv, EGLDisplay dpy)
-{
- fbDisplay *display = Lookup_fbDisplay(dpy);
- _eglCleanupDisplay(&display->Base);
- free(display);
- free(drv);
- return EGL_TRUE;
-}
-
-
-static const GLubyte *
-get_string(GLcontext *ctx, GLenum pname)
-{
- (void) ctx;
- switch (pname) {
- case GL_RENDERER:
- return (const GLubyte *) "Mesa dumb framebuffer";
- default:
- return NULL;
- }
-}
-
-
-static void
-update_state( GLcontext *ctx, GLuint new_state )
-{
- /* not much to do here - pass it on */
- _swrast_InvalidateState( ctx, new_state );
- _swsetup_InvalidateState( ctx, new_state );
- _vbo_InvalidateState( ctx, new_state );
- _tnl_InvalidateState( ctx, new_state );
-}
-
-
-/**
- * Called by ctx->Driver.GetBufferSize from in core Mesa to query the
- * current framebuffer size.
- */
-static void
-get_buffer_size( GLframebuffer *buffer, GLuint *width, GLuint *height )
-{
- *width = buffer->Width;
- *height = buffer->Height;
-}
-
-
-static void
-updateFramebufferSize(GLcontext *ctx)
-{
- fbContextPtr fbmesa = FB_CONTEXT(ctx);
- struct gl_framebuffer *fb = ctx->WinSysDrawBuffer;
- if (fbmesa->dri.drawable->w != fb->Width ||
- fbmesa->dri.drawable->h != fb->Height) {
- driUpdateFramebufferSize(ctx, fbmesa->dri.drawable);
- }
-}
-
-static void
-viewport(GLcontext *ctx, GLint x, GLint y, GLsizei w, GLsizei h)
-{
- /* XXX this should be called after we acquire the DRI lock, not here */
- updateFramebufferSize(ctx);
-}
-
-
-static void
-init_core_functions( struct dd_function_table *functions )
-{
- functions->GetString = get_string;
- functions->UpdateState = update_state;
- functions->GetBufferSize = get_buffer_size;
- functions->Viewport = viewport;
-
- functions->Clear = _swrast_Clear; /* could accelerate with blits */
-}
-
-
-static EGLContext
-fbCreateContext(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, EGLContext share_list, const EGLint *attrib_list)
-{
- GLcontext *ctx;
- _EGLConfig *conf;
- fbContext *c;
- _EGLDisplay *disp = _eglLookupDisplay(dpy);
- struct dd_function_table functions;
- GLvisual vis;
- int i;
-
- conf = _eglLookupConfig(drv, dpy, config);
- if (!conf) {
- _eglError(EGL_BAD_CONFIG, "eglCreateContext");
- return EGL_NO_CONTEXT;
- }
-
- for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
- switch (attrib_list[i]) {
- /* no attribs defined for now */
- default:
- _eglError(EGL_BAD_ATTRIBUTE, "eglCreateContext");
- return EGL_NO_CONTEXT;
- }
- }
-
- c = (fbContext *) calloc(1, sizeof(fbContext));
- if (!c)
- return EGL_NO_CONTEXT;
-
- _eglInitContext(&c->Base);
- c->Base.Display = disp;
- c->Base.Config = conf;
- c->Base.DrawSurface = EGL_NO_SURFACE;
- c->Base.ReadSurface = EGL_NO_SURFACE;
-
- /* link to display */
- _eglLinkContext(&c->Base, disp);
- assert(c->Base.Handle);
-
- /* Init default driver functions then plug in our FBdev-specific functions
- */
- _mesa_init_driver_functions(&functions);
- init_core_functions(&functions);
-
- _eglConfigToContextModesRec(conf, &vis);
-
- ctx = c->glCtx = _mesa_create_context(&vis, NULL, &functions, (void *)c);
- if (!c->glCtx) {
- _mesa_free(c);
- return GL_FALSE;
- }
-
- /* Create module contexts */
- _swrast_CreateContext( ctx );
- _vbo_CreateContext( ctx );
- _tnl_CreateContext( ctx );
- _swsetup_CreateContext( ctx );
- _swsetup_Wakeup( ctx );
-
-
- /* use default TCL pipeline */
- {
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- tnl->Driver.RunPipeline = _tnl_run_pipeline;
- }
-
- _mesa_enable_sw_extensions(ctx);
-
- return c->Base.Handle;
-}
-
-
-static EGLSurface
-fbCreateWindowSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, NativeWindowType window, const EGLint *attrib_list)
-{
- int i;
- for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
- switch (attrib_list[i]) {
- /* no attribs at this time */
- default:
- _eglError(EGL_BAD_ATTRIBUTE, "eglCreateWindowSurface");
- return EGL_NO_SURFACE;
- }
- }
- printf("eglCreateWindowSurface()\n");
- /* XXX unfinished */
-
- return EGL_NO_SURFACE;
-}
-
-
-static EGLSurface
-fbCreatePixmapSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, NativePixmapType pixmap, const EGLint *attrib_list)
-{
- _EGLConfig *conf;
- EGLint i;
-
- conf = _eglLookupConfig(drv, dpy, config);
- if (!conf) {
- _eglError(EGL_BAD_CONFIG, "eglCreatePixmapSurface");
- return EGL_NO_SURFACE;
- }
-
- for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
- switch (attrib_list[i]) {
- /* no attribs at this time */
- default:
- _eglError(EGL_BAD_ATTRIBUTE, "eglCreatePixmapSurface");
- return EGL_NO_SURFACE;
- }
- }
-
- if (conf->Attrib[EGL_SURFACE_TYPE - FIRST_ATTRIB] == 0) {
- _eglError(EGL_BAD_MATCH, "eglCreatePixmapSurface");
- return EGL_NO_SURFACE;
- }
-
- printf("eglCreatePixmapSurface()\n");
- return EGL_NO_SURFACE;
-}
-
-
-static EGLSurface
-fbCreatePbufferSurface(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list)
-{
- fbSurface *surf;
-
- surf = (fbSurface *) calloc(1, sizeof(fbSurface));
- if (!surf) {
- return EGL_NO_SURFACE;
- }
-
- if (_eglInitPbufferSurface(&surf->Base, drv, dpy, config, attrib_list) == EGL_NO_SURFACE) {
- free(surf);
- return EGL_NO_SURFACE;
- }
-
- /* create software-based pbuffer */
- {
- GLcontext *ctx = NULL; /* this _should_ be OK */
- GLvisual vis;
- _EGLConfig *conf = _eglLookupConfig(drv, dpy, config);
- assert(conf); /* bad config should be caught earlier */
- _eglConfigToContextModesRec(conf, &vis);
-
- surf->mesa_framebuffer = _mesa_create_framebuffer(&vis);
- _mesa_add_soft_renderbuffers(surf->mesa_framebuffer,
- GL_TRUE, /* color bufs */
- vis.haveDepthBuffer,
- vis.haveStencilBuffer,
- vis.haveAccumBuffer,
- GL_FALSE, /* alpha */
- GL_FALSE /* aux */ );
-
- /* set pbuffer/framebuffer size */
- _mesa_resize_framebuffer(ctx, surf->mesa_framebuffer,
- surf->Base.Width, surf->Base.Height);
- }
-
- return surf->Base.Handle;
-}
-
-
-static EGLBoolean
-fbDestroySurface(_EGLDriver *drv, EGLDisplay dpy, EGLSurface surface)
-{
- fbSurface *fs = Lookup_fbSurface(surface);
- _eglUnlinkSurface(&fs->Base);
- if (!_eglIsSurfaceBound(&fs->Base))
- free(fs);
- return EGL_TRUE;
-}
-
-
-static EGLBoolean
-fbDestroyContext(_EGLDriver *drv, EGLDisplay dpy, EGLContext context)
-{
- fbContext *fc = Lookup_fbContext(context);
- _eglUnlinkContext(&fc->Base);
- if (!_eglIsContextBound(&fc->Base))
- free(fc);
- return EGL_TRUE;
-}
-
-
-static EGLBoolean
-fbMakeCurrent(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext context)
-{
- fbSurface *readSurf = Lookup_fbSurface(read);
- fbSurface *drawSurf = Lookup_fbSurface(draw);
- fbContext *ctx = Lookup_fbContext(context);
- EGLBoolean b;
-
- b = _eglMakeCurrent(drv, dpy, draw, read, context);
- if (!b)
- return EGL_FALSE;
-
- if (ctx) {
- _mesa_make_current( ctx->glCtx,
- drawSurf->mesa_framebuffer,
- readSurf->mesa_framebuffer);
- } else
- _mesa_make_current( NULL, NULL, NULL );
-
- return EGL_TRUE;
-}
-
-
-/**
- * Create a drawing surface which can be directly displayed on a screen.
- */
-static EGLSurface
-fbCreateScreenSurfaceMESA(_EGLDriver *drv, EGLDisplay dpy, EGLConfig cfg,
- const EGLint *attrib_list)
-{
- _EGLConfig *config = _eglLookupConfig(drv, dpy, cfg);
- fbDisplay *display = Lookup_fbDisplay(dpy);
- fbSurface *surface;
- EGLSurface surf;
- GLvisual vis;
- GLcontext *ctx = NULL; /* this should be OK */
- int origin, bytesPerPixel;
- int width, height, stride;
-
- surface = (fbSurface *) malloc(sizeof(*surface));
- if (!surface) {
- return EGL_NO_SURFACE;
- }
-
- /* init base class, error check, etc. */
- surf = _eglInitScreenSurface(&surface->Base, drv, dpy, cfg, attrib_list);
- if (surf == EGL_NO_SURFACE) {
- free(surface);
- return EGL_NO_SURFACE;
- }
-
- /* convert EGLConfig to GLvisual */
- _eglConfigToContextModesRec(config, &vis);
-
- /* create Mesa framebuffer */
- surface->mesa_framebuffer = _mesa_create_framebuffer(&vis);
- if (!surface->mesa_framebuffer) {
- free(surface);
- _eglUnlinkSurface(&surface->Base);
- return EGL_NO_SURFACE;
- }
-
- width = surface->Base.Width;
- height = surface->Base.Height;
- bytesPerPixel = vis.rgbBits / 8;
- stride = width * bytesPerPixel;
- origin = 0;
-
- /* front color renderbuffer */
- {
- driRenderbuffer *drb = driNewRenderbuffer(MESA_FORMAT_ARGB8888, display->pFB,
- bytesPerPixel,
- origin, stride, NULL);
- fbSetSpanFunctions(drb, &vis);
- _mesa_add_renderbuffer(surface->mesa_framebuffer,
- BUFFER_FRONT_LEFT, &drb->Base);
- }
-
- /* back color renderbuffer */
- if (vis.doubleBufferMode) {
- GLubyte *backBuf = _mesa_malloc(stride * height);
- driRenderbuffer *drb = driNewRenderbuffer(MESA_FORMAT_ARGB8888, backBuf,
- bytesPerPixel,
- origin, stride, NULL);
- fbSetSpanFunctions(drb, &vis);
- _mesa_add_renderbuffer(surface->mesa_framebuffer,
- BUFFER_BACK_LEFT, &drb->Base);
- }
-
- /* other renderbuffers- software based */
- _mesa_add_soft_renderbuffers(surface->mesa_framebuffer,
- GL_FALSE, /* color */
- vis.haveDepthBuffer,
- vis.haveStencilBuffer,
- vis.haveAccumBuffer,
- GL_FALSE, /* alpha */
- GL_FALSE /* aux */);
-
- _mesa_resize_framebuffer(ctx, surface->mesa_framebuffer, width, height);
-
- return surf;
-}
-
-
-/**
- * Show the given surface on the named screen.
- * If surface is EGL_NO_SURFACE, disable the screen's output.
- */
-static EGLBoolean
-fbShowSurfaceMESA(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA screen,
- EGLSurface surface, EGLModeMESA m)
-{
- fbDisplay *display = Lookup_fbDisplay(dpy);
- fbScreen *scrn = Lookup_fbScreen(dpy, screen);
- fbSurface *surf = Lookup_fbSurface(surface);
- FILE *file;
- char buffer[NAME_MAX];
- _EGLMode *mode = _eglLookupMode(dpy, m);
- int bits;
-
- if (!_eglShowSurfaceMESA(drv, dpy, screen, surface, m))
- return EGL_FALSE;
-
- snprintf(buffer, sizeof(buffer), "%s/%s/blank", sysfs, scrn->fb);
-
- file = fopen(buffer, "r+");
- if (!file) {
-err:
- printf("chown all fb sysfs attrib to allow write - %s\n", buffer);
- return EGL_FALSE;
- }
- snprintf(buffer, sizeof(buffer), "%d", (m == EGL_NO_MODE_MESA ? VESA_POWERDOWN : VESA_VSYNC_SUSPEND));
- fputs(buffer, file);
- fclose(file);
-
- if (m == EGL_NO_MODE_MESA)
- return EGL_TRUE;
-
- snprintf(buffer, sizeof(buffer), "%s/%s/mode", sysfs, scrn->fb);
-
- file = fopen(buffer, "r+");
- if (!file)
- goto err;
- fputs(mode->Name, file);
- fclose(file);
-
- snprintf(buffer, sizeof(buffer), "%s/%s/bits_per_pixel", sysfs, scrn->fb);
-
- file = fopen(buffer, "r+");
- if (!file)
- goto err;
- bits = GET_CONFIG_ATTRIB(surf->Base.Config, EGL_BUFFER_SIZE);
- snprintf(buffer, sizeof(buffer), "%d", bits);
- fputs(buffer, file);
- fclose(file);
-
- fbSetupFramebuffer(display, scrn->fb);
-
- snprintf(buffer, sizeof(buffer), "%s/%s/blank", sysfs, scrn->fb);
-
- file = fopen(buffer, "r+");
- if (!file)
- goto err;
-
- snprintf(buffer, sizeof(buffer), "%d", VESA_NO_BLANKING);
- fputs(buffer, file);
- fclose(file);
-
- return EGL_TRUE;
-}
-
-
-/* If the backbuffer is on a videocard, this is extraordinarily slow!
- */
-static EGLBoolean
-fbSwapBuffers(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw)
-{
- fbContext *context = (fbContext *)_eglGetCurrentContext();
- fbSurface *fs = Lookup_fbSurface(draw);
- struct gl_renderbuffer * front_renderbuffer = fs->mesa_framebuffer->Attachment[BUFFER_FRONT_LEFT].Renderbuffer;
- void *frontBuffer = front_renderbuffer->Data;
- int currentPitch = ((driRenderbuffer *)front_renderbuffer)->pitch;
- void *backBuffer = fs->mesa_framebuffer->Attachment[BUFFER_BACK_LEFT].Renderbuffer->Data;
-
- if (!_eglSwapBuffers(drv, dpy, draw))
- return EGL_FALSE;
-
- if (context) {
- GLcontext *ctx = context->glCtx;
-
- if (ctx->Visual.doubleBufferMode) {
- int i;
- int offset = 0;
- char *tmp = _mesa_malloc(currentPitch);
-
- _mesa_notifySwapBuffers( ctx ); /* flush pending rendering comands */
-
- ASSERT(frontBuffer);
- ASSERT(backBuffer);
-
- for (i = 0; i < fs->Base.Height; i++) {
- _mesa_memcpy(tmp, (char *) backBuffer + offset,
- currentPitch);
- _mesa_memcpy((char *) frontBuffer + offset, tmp,
- currentPitch);
- offset += currentPitch;
- }
-
- _mesa_free(tmp);
- }
- }
- else {
- /* XXX this shouldn't be an error but we can't handle it for now */
- _mesa_problem(NULL, "fbSwapBuffers: drawable has no context!\n");
- return EGL_FALSE;
- }
- return EGL_TRUE;
-}
-
-
-/**
- * The bootstrap function. Return a new fbDriver object and
- * plug in API functions.
- */
-_EGLDriver *
-_eglMain(_EGLDisplay *dpy)
-{
- fbDriver *fb;
-
- fb = (fbDriver *) calloc(1, sizeof(fbDriver));
- if (!fb) {
- return NULL;
- }
-
- /* First fill in the dispatch table with defaults */
- _eglInitDriverFallbacks(&fb->Base);
-
- /* then plug in our fb-specific functions */
- fb->Base.Initialize = fbInitialize;
- fb->Base.Terminate = fbTerminate;
- fb->Base.CreateContext = fbCreateContext;
- fb->Base.MakeCurrent = fbMakeCurrent;
- fb->Base.CreateWindowSurface = fbCreateWindowSurface;
- fb->Base.CreatePixmapSurface = fbCreatePixmapSurface;
- fb->Base.CreatePbufferSurface = fbCreatePbufferSurface;
- fb->Base.DestroySurface = fbDestroySurface;
- fb->Base.DestroyContext = fbDestroyContext;
- fb->Base.CreateScreenSurfaceMESA = fbCreateScreenSurfaceMESA;
- fb->Base.ShowSurfaceMESA = fbShowSurfaceMESA;
- fb->Base.SwapBuffers = fbSwapBuffers;
-
- /* enable supported extensions */
- fb->Base.MESA_screen_surface = EGL_TRUE;
- fb->Base.MESA_copy_context = EGL_TRUE;
-
- return &fb->Base;
-}
+++ /dev/null
-/*
- * EGL driver for radeon_dri.so
- */
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <dirent.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <sys/ioctl.h>
-#include <sys/mman.h>
-
-#include "eglconfig.h"
-#include "eglcontext.h"
-#include "egldisplay.h"
-#include "egldriver.h"
-#include "eglglobals.h"
-#include "egllog.h"
-#include "eglmode.h"
-#include "eglscreen.h"
-#include "eglsurface.h"
-#include "egldri.h"
-
-#include "mtypes.h"
-#include "memops.h"
-#include "drm.h"
-#include "drm_sarea.h"
-#include "radeon_drm.h"
-#include "radeon_dri.h"
-#include "radeon.h"
-
-static size_t radeon_drm_page_size;
-
-/**
- * radeon driver-specific driver class derived from _EGLDriver
- */
-typedef struct radeon_driver
-{
- _EGLDriver Base; /* base class/object */
- GLuint radeonStuff;
-} radeonDriver;
-
-static int
-RADEONSetParam(driDisplay *disp, int param, int value)
-{
- drm_radeon_setparam_t sp;
- int ret;
-
- memset(&sp, 0, sizeof(sp));
- sp.param = param;
- sp.value = value;
-
- if ((ret=drmCommandWrite(disp->drmFD, DRM_RADEON_SETPARAM, &sp, sizeof(sp)))) {
- fprintf(stderr,"Set param failed\n", ret);
- return -1;
- }
-
- return 0;
-}
-
-static int
-RADEONCheckDRMVersion(driDisplay *disp, RADEONInfoPtr info)
-{
- drmVersionPtr version;
-
- version = drmGetVersion(disp->drmFD);
- if (version) {
- int req_minor, req_patch;
-
- /* Need 1.21.x for card type detection getparam
- */
- req_minor = 21;
- 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;
-}
-
-
-/**
- * \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;
-}
-
-
-/* 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(driDisplay *disp, RADEONInfoPtr info)
-{
- int ret;
- int flags = DRM_READ_ONLY | DRM_LOCKED | DRM_KERNEL;
- int s, l;
-
- ret = drmScatterGatherAlloc(disp->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%04lx\n",
- info->gartSize*1024, (long) 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(disp->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%08lx\n", info->ringHandle);
-
- if (drmAddMap(disp->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(disp->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(disp->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%08lx\n",
- info->gartTexHandle);
-
- return 1;
-}
-
-
-/**
- * \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( driDisplay *disp, RADEONInfoPtr info)
-{
- int mode, ret;
- int s, l;
- int agpmode = 1;
-
- if (drmAgpAcquire(disp->drmFD) < 0) {
- fprintf(stderr, "[gart] AGP not available\n");
- return 0;
- }
-
- mode = drmAgpGetMode(disp->drmFD); /* Default mode */
- /* Disable fast write entirely - too many lockups.
- */
- mode &= ~RADEON_AGP_MODE_MASK;
- switch (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(disp->drmFD, mode) < 0) {
- fprintf(stderr, "[gart] AGP not enabled\n");
- drmAgpRelease(disp->drmFD);
- return 0;
- }
-
-#if 0
- /* Workaround for some hardware bugs */
- if (info->ChipFamily < CHIP_FAMILY_R200)
- OUTREG(RADEON_AGP_CNTL, INREG(RADEON_AGP_CNTL) | 0x000e0000);
-#endif
- info->gartOffset = 0;
-
- if ((ret = drmAgpAlloc(disp->drmFD, info->gartSize*1024*1024, 0, NULL,
- &info->gartMemHandle)) < 0) {
- fprintf(stderr, "[gart] Out of memory (%d)\n", ret);
- drmAgpRelease(disp->drmFD);
- return 0;
- }
- fprintf(stderr,
- "[gart] %d kB allocated with handle 0x%08x\n",
- info->gartSize*1024, (unsigned)info->gartMemHandle);
-
- if (drmAgpBind(disp->drmFD,
- info->gartMemHandle, info->gartOffset) < 0) {
- fprintf(stderr, "[gart] Could not bind\n");
- drmAgpFree(disp->drmFD, info->gartMemHandle);
- drmAgpRelease(disp->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(disp->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%08lx\n", info->ringHandle);
-
-
- if (drmAddMap(disp->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(disp->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%08lx\n",
- info->bufHandle);
-
- if (drmAddMap(disp->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);
-
- return 1;
-}
-
-
-/**
- * Initialize all the memory-related fields of the RADEONInfo object.
- * This includes the various 'offset' and 'size' fields.
- */
-static int
-RADEONMemoryInit(driDisplay *disp, RADEONInfoPtr info)
-{
- int width_bytes = disp->virtualWidth * disp->cpp;
- int cpp = disp->cpp;
- int bufferSize = ((disp->virtualHeight * width_bytes
- + RADEON_BUFFER_ALIGN)
- & ~RADEON_BUFFER_ALIGN);
- int depthSize = ((((disp->virtualHeight+15) & ~15) * width_bytes
- + RADEON_BUFFER_ALIGN)
- & ~RADEON_BUFFER_ALIGN);
- int l;
- int pcie_gart_table_size = 0;
-
- info->frontOffset = 0;
- info->frontPitch = disp->virtualWidth;
-
- if (disp->card_type==RADEON_CARD_PCIE)
- pcie_gart_table_size = RADEON_PCIGART_TABLE_SIZE;
-
- /* Front, back and depth buffers - everything else texture??
- */
- info->textureSize = disp->fbSize - pcie_gart_table_size - 2 * bufferSize - depthSize;
-
- 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 */
- info->textureOffset = ((disp->fbSize - pcie_gart_table_size - 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 = disp->virtualWidth;
-
- info->backOffset = ((info->depthOffset - bufferSize +
- RADEON_BUFFER_ALIGN) &
- ~RADEON_BUFFER_ALIGN);
- info->backPitch = disp->virtualWidth;
-
- if (pcie_gart_table_size)
- info->pcieGartTableOffset = disp->fbSize - pcie_gart_table_size;
-
- fprintf(stderr,
- "Will use back buffer at offset 0x%x, pitch %d\n",
- info->backOffset, info->backPitch);
- fprintf(stderr,
- "Will use depth buffer at offset 0x%x, pitch %d\n",
- info->depthOffset, info->depthPitch);
- fprintf(stderr,
- "Will use %d kb for textures at offset 0x%x\n",
- info->textureSize/1024, info->textureOffset);
- if (pcie_gart_table_size)
- {
- fprintf(stderr,
- "Will use %d kb for PCIE GART Table at offset 0x%x\n",
- pcie_gart_table_size/1024, info->pcieGartTableOffset);
- }
-
- /* XXX I don't think these are needed. */
-#if 0
- 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));
-#endif
-
- if (pcie_gart_table_size)
- RADEONSetParam(disp, RADEON_SETPARAM_PCIGART_LOCATION, info->pcieGartTableOffset);
-
- 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( driDisplay *disp,
- RADEONInfoPtr info)
-{
- int cpp = disp->bpp / 8;
- drm_radeon_init_t drmInfo;
- int ret;
-
- memset(&drmInfo, 0, sizeof(drmInfo));
-
- if ( (info->ChipFamily >= CHIP_FAMILY_R300) )
- drmInfo.func = RADEON_INIT_R300_CP;
- else 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 */
- /* XXX problem here:
- * The front/back/depth_offset/pitch fields may change depending upon
- * which drawing surface we're using!!! They can't be set just once
- * during initialization.
- * Looks like we'll need a new ioctl to update these fields for drawing
- * to other surfaces...
- */
- drmInfo.sarea_priv_offset = sizeof(drm_sarea_t);
- 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 = disp->bpp;
- drmInfo.depth_bpp = disp->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.ring_offset = info->ringHandle;
- drmInfo.ring_rptr_offset = info->ringReadPtrHandle;
- drmInfo.buffers_offset = info->bufHandle;
- drmInfo.gart_textures_offset = info->gartTexHandle;
-
- ret = drmCommandWrite(disp->drmFD, DRM_RADEON_CP_INIT, &drmInfo,
- sizeof(drm_radeon_init_t));
-
- 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 RADEONDRIBufInit( driDisplay *disp, RADEONInfoPtr info )
-{
- /* Initialize vertex buffers */
- info->bufNumBufs = drmAddBufs(disp->drmFD,
- info->bufMapSize / RADEON_BUFFER_SIZE,
- RADEON_BUFFER_SIZE,
- (disp->card_type!=RADEON_CARD_AGP) ? 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 disp 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(driDisplay *disp, RADEONInfoPtr info)
-{
- if ((drmCtlInstHandler(disp->drmFD, 0)) != 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");
-}
-
-
-/**
- * \brief Initialize the AGP heap.
- *
- * \param disp 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(driDisplay *disp,
- 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(disp->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);
- }
-}
-
-static int RADEONGetCardType(driDisplay *disp, RADEONInfoPtr info)
-{
- drm_radeon_getparam_t gp;
- int ret;
-
- gp.param = RADEON_PARAM_CARD_TYPE;
- gp.value = &disp->card_type;
-
- ret=drmCommandWriteRead(disp->drmFD, DRM_RADEON_GETPARAM, &gp, sizeof(gp));
- if (ret) {
- fprintf(stderr, "drm_radeon_getparam_t (RADEON_PARAM_CARD_TYPE) : %d\n", ret);
- return -1;
- }
-
- return disp->card_type;
-}
-
-/**
- * Called at the start of each server generation.
- *
- * \param disp 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( driDisplay *disp, RADEONInfoPtr info,
- RADEONDRIPtr pRADEONDRI)
-{
- int i, err;
-
- /* XXX this probably isn't needed here */
- {
- int width_bytes = (disp->virtualWidth * disp->cpp);
- int maxy = disp->fbSize / width_bytes;
-
- if (maxy <= disp->virtualHeight * 3) {
- _eglLog(_EGL_WARNING,
- "Static buffer allocation failed -- "
- "need at least %d kB video memory (have %d kB)\n",
- (disp->virtualWidth * disp->virtualHeight *
- disp->cpp * 3 + 1023) / 1024,
- disp->fbSize / 1024);
- return 0;
- }
- }
-
- /* Memory manager setup */
- if (!RADEONMemoryInit(disp, info)) {
- return 0;
- }
-
- /* Create a 'server' context so we can grab the lock for
- * initialization ioctls.
- */
- if ((err = drmCreateContext(disp->drmFD, &disp->serverContext)) != 0) {
- _eglLog(_EGL_WARNING, "%s: drmCreateContext failed %d\n",
- __FUNCTION__, err);
- return 0;
- }
-
- DRM_LOCK(disp->drmFD, disp->pSAREA, disp->serverContext, 0);
-
- /* Initialize the kernel data structures */
- if (!RADEONDRIKernelInit(disp, info)) {
- _eglLog(_EGL_WARNING, "RADEONDRIKernelInit failed\n");
- DRM_UNLOCK(disp->drmFD, disp->pSAREA, disp->serverContext);
- return 0;
- }
-
- /* Initialize the vertex buffers list */
- if (!RADEONDRIBufInit(disp, info)) {
- fprintf(stderr, "RADEONDRIBufInit failed\n");
- DRM_UNLOCK(disp->drmFD, disp->pSAREA, disp->serverContext);
- return 0;
- }
-
- /* Initialize IRQ */
- RADEONDRIIrqInit(disp, info);
-
- /* Initialize kernel gart memory manager */
- RADEONDRIAgpHeapInit(disp, info);
-
- /* Initialize the SAREA private data structure */
- {
- drm_radeon_sarea_t *pSAREAPriv;
- pSAREAPriv = (drm_radeon_sarea_t *)(((char*)disp->pSAREA) +
- sizeof(drm_sarea_t));
- memset(pSAREAPriv, 0, sizeof(*pSAREAPriv));
- pSAREAPriv->pfState = info->page_flip_enable;
- }
-
- for ( i = 0;; i++ ) {
- drmMapType type;
- drmMapFlags flags;
- drm_handle_t handle, offset;
- drmSize size;
- int rc, mtrr;
-
- if ( ( rc = drmGetMap( disp->drmFD, i, &offset, &size, &type, &flags, &handle, &mtrr ) ) != 0 )
- break;
- if ( type == DRM_REGISTERS ) {
- pRADEONDRI->registerHandle = offset;
- pRADEONDRI->registerSize = size;
- break;
- }
- }
- /* 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 *)disp->pFB + info->frontOffset,
- 0xEE,
- info->frontPitch * disp->cpp * disp->virtualHeight );
-
- drimemsetio((char *)disp->pFB + info->backOffset,
- 0x30,
- info->backPitch * disp->cpp * disp->virtualHeight );
-
-
- /* This is the struct passed to radeon_dri.so for its initialization */
- pRADEONDRI->deviceID = info->Chipset;
- pRADEONDRI->width = disp->virtualWidth;
- pRADEONDRI->height = disp->virtualHeight;
- pRADEONDRI->depth = disp->bpp; /* XXX: depth */
- pRADEONDRI->bpp = disp->bpp;
- pRADEONDRI->IsPCI = (disp->card_type != RADEON_CARD_AGP);;
- 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->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;
-
- case PCI_CHIP_RV370_5460:
- info->ChipFamily = CHIP_FAMILY_RV380;
- break;
-
- default:
- /* Original Radeon/7200 */
- info->ChipFamily = CHIP_FAMILY_RADEON;
- }
-
- return 1;
-}
-
-
-/**
- * \brief Initialize the framebuffer device mode
- *
- * \param disp display handle.
- *
- * \return one on success, or zero on failure.
- *
- * Fills in \p info with some default values and some information from \p disp
- * and then calls RADEONScreenInit() for the screen initialization.
- *
- * Before exiting clears the framebuffer memory accessing it directly.
- */
-static int radeonInitFBDev( driDisplay *disp, RADEONDRIPtr pRADEONDRI )
-{
- int err;
- RADEONInfoPtr info = calloc(1, sizeof(*info));
-
- disp->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;
-
- 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);
- fprintf(stderr,
- "page flipping %sabled\n", info->page_flip_enable?"en":"dis");
-
- info->Chipset = disp->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;
- }
-#if 0
- if (info->ChipFamily >= CHIP_FAMILY_R300) {
- fprintf(stderr,
- "Direct rendering not yet supported on "
- "Radeon 9700 and newer cards\n");
- return 0;
- }
-#endif
-
-#if 00
- /* don't seem to need this here */
- info->frontPitch = disp->virtualWidth;
-#endif
-
- /* Check the radeon DRM version */
- if (!RADEONCheckDRMVersion(disp, info)) {
- return 0;
- }
-
- if (RADEONGetCardType(disp, info)<0)
- return 0;
-
- if (disp->card_type!=RADEON_CARD_AGP) {
- /* Initialize PCI */
- if (!RADEONDRIPciInit(disp, info))
- return 0;
- }
- else {
- /* Initialize AGP */
- if (!RADEONDRIAgpInit(disp, info))
- return 0;
- }
-
- if (!RADEONScreenInit( disp, info, pRADEONDRI))
- return 0;
-
- /* Initialize and start the CP if required */
- if ((err = drmCommandNone(disp->drmFD, DRM_RADEON_CP_START)) != 0) {
- fprintf(stderr, "%s: CP start %d\n", __FUNCTION__, err);
- return 0;
- }
-
- return 1;
-}
-
-
-/**
- * Create list of all supported surface configs, attach list to the display.
- */
-static EGLBoolean
-radeonFillInConfigs(_EGLDisplay *disp, unsigned pixel_bits,
- unsigned depth_bits,
- unsigned stencil_bits, GLboolean have_back_buffer)
-{
- _EGLConfig *configs;
- _EGLConfig *c;
- unsigned int i, num_configs;
- unsigned int depth_buffer_factor;
- unsigned int back_buffer_factor;
- GLenum fb_format;
- GLenum fb_type;
-
- /* Right now GLX_SWAP_COPY_OML isn't supported, but it would be easy
- * enough to add support. Basically, if a context is created with an
- * fbconfig where the swap method is GLX_SWAP_COPY_OML, pageflipping
- * will never be used.
- */
- static const GLenum back_buffer_modes[] = {
- GLX_NONE, GLX_SWAP_UNDEFINED_OML /*, GLX_SWAP_COPY_OML */
- };
-
- uint8_t depth_bits_array[2];
- uint8_t stencil_bits_array[2];
-
- depth_bits_array[0] = depth_bits;
- depth_bits_array[1] = depth_bits;
-
- /* Just like with the accumulation buffer, always provide some modes
- * with a stencil buffer. It will be a sw fallback, but some apps won't
- * care about that.
- */
- stencil_bits_array[0] = 0;
- stencil_bits_array[1] = (stencil_bits == 0) ? 8 : stencil_bits;
-
- depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 2 : 1;
- back_buffer_factor = (have_back_buffer) ? 2 : 1;
-
- num_configs = depth_buffer_factor * back_buffer_factor * 2;
-
- if (pixel_bits == 16) {
- fb_format = GL_RGB;
- fb_type = GL_UNSIGNED_SHORT_5_6_5;
- } else {
- fb_format = GL_RGBA;
- fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
- }
-
- configs = calloc(sizeof(*configs), num_configs);
- c = configs;
- if (!_eglFillInConfigs(c, fb_format, fb_type,
- depth_bits_array, stencil_bits_array,
- depth_buffer_factor,
- back_buffer_modes, back_buffer_factor,
- GLX_TRUE_COLOR)) {
- fprintf(stderr, "[%s:%u] Error creating FBConfig!\n",
- __func__, __LINE__);
- return EGL_FALSE;
- }
-
- /* Mark the visual as slow if there are "fake" stencil bits.
- */
- for (i = 0, c = configs; i < num_configs; i++, c++) {
- int stencil = GET_CONFIG_ATTRIB(c, EGL_STENCIL_SIZE);
- if ((stencil != 0) && (stencil != stencil_bits)) {
- SET_CONFIG_ATTRIB(c, EGL_CONFIG_CAVEAT, EGL_SLOW_CONFIG);
- }
- }
-
- for (i = 0, c = configs; i < num_configs; i++, c++)
- _eglAddConfig(disp, c);
-
- free(configs);
-
- return EGL_TRUE;
-}
-
-
-/**
- * Show the given surface on the named screen.
- * If surface is EGL_NO_SURFACE, disable the screen's output.
- */
-static EGLBoolean
-radeonShowScreenSurfaceMESA(_EGLDriver *drv, EGLDisplay dpy, EGLScreenMESA screen,
- EGLSurface surface, EGLModeMESA m)
-{
- EGLBoolean b = _eglDRIShowScreenSurfaceMESA(drv, dpy, screen, surface, m);
- return b;
-}
-
-
-/**
- * Called via eglInitialize() by user.
- */
-static EGLBoolean
-radeonInitialize(_EGLDriver *drv, EGLDisplay dpy, EGLint *major, EGLint *minor)
-{
- __DRIframebuffer framebuffer;
- driDisplay *display;
-
- /* one-time init */
- radeon_drm_page_size = getpagesize();
-
- if (!_eglDRIInitialize(drv, dpy, major, minor))
- return EGL_FALSE;
-
- display = Lookup_driDisplay(dpy);
-
- framebuffer.dev_priv_size = sizeof(RADEONDRIRec);
- framebuffer.dev_priv = malloc(sizeof(RADEONDRIRec));
-
- /* XXX we shouldn't hard-code values here! */
- /* we won't know the screen surface size until the user calls
- * eglCreateScreenSurfaceMESA().
- */
-#if 0
- display->virtualWidth = 1024;
- display->virtualHeight = 768;
-#else
- display->virtualWidth = 1280;
- display->virtualHeight = 1024;
-#endif
- display->bpp = 32;
- display->cpp = 4;
-
- if (!_eglDRIGetDisplayInfo(display))
- return EGL_FALSE;
-
- framebuffer.base = display->pFB;
- framebuffer.width = display->virtualWidth;
- framebuffer.height = display->virtualHeight;
- framebuffer.stride = display->virtualWidth;
- framebuffer.size = display->fbSize;
- radeonInitFBDev( display, framebuffer.dev_priv );
-
- if (!_eglDRICreateDisplay(display, &framebuffer))
- return EGL_FALSE;
-
- if (!_eglDRICreateScreens(display))
- return EGL_FALSE;
-
- /* create a variety of both 32 and 16-bit configurations */
- radeonFillInConfigs(&display->Base, 32, 24, 8, GL_TRUE);
- radeonFillInConfigs(&display->Base, 16, 16, 0, GL_TRUE);
-
- drv->Initialized = EGL_TRUE;
- return EGL_TRUE;
-}
-
-
-/**
- * The bootstrap function. Return a new radeonDriver object and
- * plug in API functions.
- */
-_EGLDriver *
-_eglMain(_EGLDisplay *dpy)
-{
- radeonDriver *radeon;
-
- radeon = (radeonDriver *) calloc(1, sizeof(*radeon));
- if (!radeon) {
- return NULL;
- }
-
- /* First fill in the dispatch table with defaults */
- _eglDRIInitDriverFallbacks(&radeon->Base);
-
- /* then plug in our radeon-specific functions */
- radeon->Base.API.Initialize = radeonInitialize;
- radeon->Base.API.ShowScreenSurfaceMESA = radeonShowScreenSurfaceMESA;
-
- return &radeon->Base;
-}
projects / mesa.git / commitdiff