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-rw-r--r--src/glx/mini/miniglx.c198
1 files changed, 144 insertions, 54 deletions
diff --git a/src/glx/mini/miniglx.c b/src/glx/mini/miniglx.c
index 928b70cddf4..c3001e97651 100644
--- a/src/glx/mini/miniglx.c
+++ b/src/glx/mini/miniglx.c
@@ -104,6 +104,7 @@
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <sys/types.h>
+#include <sys/time.h> /* for gettimeofday */
#include <linux/kd.h>
#include <linux/vt.h>
@@ -115,17 +116,35 @@
#include "glapi.h"
-extern GLboolean __glXCreateContextWithConfig(__DRInativeDisplay *dpy,
+static GLboolean __glXCreateContextWithConfig(__DRInativeDisplay *dpy,
int screen, int fbconfigID, void *contextID,
drm_context_t *hHWContext);
-extern GLboolean __glXGetDrawableInfo(__DRInativeDisplay *dpy, int scrn,
+static GLboolean __glXGetDrawableInfo(__DRInativeDisplay *dpy, int scrn,
__DRIid draw, unsigned int * index, unsigned int * stamp,
int * x, int * y, int * width, int * height,
int * numClipRects, drm_clip_rect_t ** pClipRects,
int * backX, int * backY,
int * numBackClipRects, drm_clip_rect_t ** pBackClipRects);
+static __DRIscreen * __glXFindDRIScreen(__DRInativeDisplay *dpy, int scrn);
+
+static GLboolean __glXWindowExists(__DRInativeDisplay *dpy, __DRIid draw);
+
+static int __glXGetUST( int64_t * ust );
+
+static GLboolean __glXGetMscRate(__DRInativeDisplay * dpy, __DRIid drawable,
+ int32_t * numerator, int32_t * denominator);
+
+static GLboolean xf86DRI_DestroyContext(__DRInativeDisplay *dpy, int screen,
+ __DRIid context_id );
+
+static GLboolean xf86DRI_CreateDrawable(__DRInativeDisplay *dpy, int screen,
+ __DRIid drawable, drm_drawable_t *hHWDrawable );
+
+static GLboolean xf86DRI_DestroyDrawable(__DRInativeDisplay *dpy, int screen,
+ __DRIid drawable);
+
/** Wrapper around either malloc() */
void *
@@ -726,7 +745,7 @@ CloseFBDev( Display *dpy )
* \internal
* Returns the MiniGLXDisplayRec::driScreen attribute.
*/
-__DRIscreen *
+static __DRIscreen *
__glXFindDRIScreen(__DRInativeDisplay *dpy, int scrn)
{
(void) scrn;
@@ -743,11 +762,11 @@ __glXFindDRIScreen(__DRInativeDisplay *dpy, int scrn)
* Since Mini GLX only supports one window, compares the specified drawable with
* the MiniGLXDisplayRec::TheWindow attribute.
*/
-Bool
-__glXWindowExists(__DRInativeDisplay *dpy, GLXDrawable draw)
+static GLboolean
+__glXWindowExists(__DRInativeDisplay *dpy, __DRIid draw)
{
- Display* display = (Display*)dpy;
- if (display->TheWindow == draw)
+ const Display * const display = (Display*)dpy;
+ if (display->TheWindow == (Window) draw)
return True;
else
return False;
@@ -941,6 +960,19 @@ static int __read_config_file( Display *dpy )
return 1;
}
+/**
+ * Versioned name of the expected \c __driCreateNewScreen function.
+ *
+ * The version of the last incompatible loader/driver inteface change is
+ * appended to the name of the \c __driCreateNewScreen function. This
+ * prevents loaders from trying to load drivers that are too old.
+ *
+ * \todo
+ * Create a macro or something so that this is automatically updated.
+ */
+static const char createNewScreenName[] = "__driCreateNewScreen_20050727";
+
+
static int InitDriver( Display *dpy )
{
/*
@@ -968,9 +1000,9 @@ static int InitDriver( Display *dpy )
/* Pull in standard DRI client-side driver hooks:
*/
dpy->createNewScreen = (PFNCREATENEWSCREENFUNC)
- dlsym(dpy->dlHandle, "__driCreateNewScreen");
+ dlsym(dpy->dlHandle, createNewScreenName);
if (!dpy->createNewScreen) {
- fprintf(stderr, "Couldn't find __driCreateScreen in %s\n",
+ fprintf(stderr, "Couldn't find %s in %s\n", createNewScreenName,
dpy->clientDriverName);
goto failed;
}
@@ -1083,10 +1115,43 @@ __miniglx_StartServer( const char *display_name )
}
+/**
+ * Implement \c __DRIinterfaceMethods::getProcAddress.
+ */
+static __DRIfuncPtr get_proc_address( const char * proc_name )
+{
+ (void) proc_name;
+ return NULL;
+}
+
+
+/**
+ * Table of functions exported by the loader to the driver.
+ */
+static const __DRIinterfaceMethods interface_methods = {
+ get_proc_address,
+
+ _gl_context_modes_create,
+ _gl_context_modes_destroy,
+
+ __glXFindDRIScreen,
+ __glXWindowExists,
+
+ __glXCreateContextWithConfig,
+ xf86DRI_DestroyContext,
+
+ xf86DRI_CreateDrawable,
+ xf86DRI_DestroyDrawable,
+ __glXGetDrawableInfo,
+
+ __glXGetUST,
+ __glXGetMscRate,
+};
+
+
static void *
CallCreateNewScreen(Display *dpy, int scrn, __DRIscreen *psc)
{
- int directCapable;
void *psp = NULL;
drm_handle_t hSAREA;
drmAddress pSAREA;
@@ -1102,11 +1167,8 @@ CallCreateNewScreen(Display *dpy, int scrn, __DRIscreen *psc)
const char * err_extra;
drmVersionPtr version;
drm_handle_t hFB;
- int junk;
drm_magic_t magic;
- err_msg = "XF86DRIOpenConnection";
- err_extra = NULL;
hSAREA = dpy->driverContext.shared.hSAREA;
BusID = dpy->driverContext.pciBusID;
@@ -1149,7 +1211,6 @@ CallCreateNewScreen(Display *dpy, int scrn, __DRIscreen *psc)
* We'll check the version in each DRI driver's "createScreen"
* function.
*/
- err_msg = "XF86DRIGetClientDriverName";
ddx_version.major = 4;
ddx_version.minor = 0;
ddx_version.patch = 0;
@@ -1157,7 +1218,6 @@ CallCreateNewScreen(Display *dpy, int scrn, __DRIscreen *psc)
/*
* Get the DRI X extension version.
*/
- err_msg = "XF86DRIQueryVersion";
dri_version.major = 4;
dri_version.minor = 0;
dri_version.patch = 0;
@@ -1168,7 +1228,6 @@ CallCreateNewScreen(Display *dpy, int scrn, __DRIscreen *psc)
* that has information about the screen size, depth, pitch,
* ancilliary buffers, DRM mmap handles, etc.
*/
- err_msg = "XF86DRIGetDeviceInfo";
hFB = dpy->driverContext.shared.hFrameBuffer;
framebuffer.size = dpy->driverContext.shared.fbSize;
framebuffer.stride = dpy->driverContext.shared.fbStride;
@@ -1198,11 +1257,6 @@ CallCreateNewScreen(Display *dpy, int scrn, __DRIscreen *psc)
err_extra = strerror( -status );
if ( status == 0 ) {
- PFNGLXGETINTERNALVERSIONPROC get_ver;
-
- get_ver = (PFNGLXGETINTERNALVERSIONPROC)
- glXGetProcAddress( (const GLubyte *) "__glXGetInternalVersion" );
-
err_msg = "InitDriver";
err_extra = NULL;
psp = dpy->createNewScreen(dpy, scrn, psc, NULL,
@@ -1212,7 +1266,8 @@ CallCreateNewScreen(Display *dpy, int scrn, __DRIscreen *psc)
& framebuffer,
pSAREA,
fd,
- (get_ver != NULL) ? (*get_ver)() : 20040602,
+ 20050727,
+ & interface_methods,
(__GLcontextModes **) &dpy->driver_modes);
/* fill in dummy visual ids */
@@ -2083,7 +2138,7 @@ glXDestroyContext( Display *dpy, GLXContext ctx )
if (ctx) {
if (glxctx == ctx) {
/* destroying current context */
- ctx->driContext.bindContext3(dpy, 0, 0, 0, 0);
+ ctx->driContext.bindContext(dpy, 0, 0, 0, 0);
CurrentContext = 0;
}
ctx->driContext.destroyContext(dpy, 0, ctx->driContext.private);
@@ -2126,20 +2181,20 @@ glXMakeCurrent( Display *dpy, GLXDrawable drawable, GLXContext ctx)
GLXDrawable oldDrawable = glXGetCurrentDrawable();
/* unbind old */
if (oldContext) {
- oldContext->driContext.unbindContext3(dpy, 0,
+ oldContext->driContext.unbindContext(dpy, 0,
(__DRIid) oldDrawable, (__DRIid) oldDrawable,
&oldContext->driContext);
}
/* bind new */
CurrentContext = ctx;
- ctx->driContext.bindContext3(dpy, 0, (__DRIid) drawable,
+ ctx->driContext.bindContext(dpy, 0, (__DRIid) drawable,
(__DRIid) drawable, &ctx->driContext);
ctx->drawBuffer = drawable;
ctx->curBuffer = drawable;
}
else if (ctx && dpy) {
/* unbind */
- ctx->driContext.bindContext3(dpy, 0, 0, 0, 0);
+ ctx->driContext.bindContext(dpy, 0, 0, 0, 0);
}
else if (dpy) {
CurrentContext = 0; /* kw: this seems to be intended??? */
@@ -2210,7 +2265,7 @@ glXGetCurrentDrawable( void )
}
-GLboolean
+static GLboolean
__glXCreateContextWithConfig(__DRInativeDisplay *dpy, int screen,
int fbconfigID, void *contextID, drm_context_t *hHWContext)
{
@@ -2236,7 +2291,7 @@ __glXCreateContextWithConfig(__DRInativeDisplay *dpy, int screen,
}
-GLboolean
+static GLboolean
__glXGetDrawableInfo(__DRInativeDisplay *dpy, int scrn,
__DRIid draw, unsigned int * index, unsigned int * stamp,
int * x, int * y, int * width, int * height,
@@ -2278,23 +2333,23 @@ __glXGetDrawableInfo(__DRInativeDisplay *dpy, int scrn,
}
-GLboolean
-XF86DRIDestroyContext(__DRInativeDisplay *dpy, int screen, __DRIid context_id )
+static GLboolean
+xf86DRI_DestroyContext(__DRInativeDisplay *dpy, int screen, __DRIid context_id )
{
return GL_TRUE;
}
-GLboolean
-XF86DRICreateDrawable(__DRInativeDisplay *dpy, int screen, __DRIid drawable,
+static GLboolean
+xf86DRI_CreateDrawable(__DRInativeDisplay *dpy, int screen, __DRIid drawable,
drm_drawable_t *hHWDrawable )
{
return GL_TRUE;
}
-GLboolean
-XF86DRIDestroyDrawable(__DRInativeDisplay *dpy, int screen, __DRIid drawable)
+static GLboolean
+xf86DRI_DestroyDrawable(__DRInativeDisplay *dpy, int screen, __DRIid drawable)
{
return GL_TRUE;
}
@@ -2348,12 +2403,6 @@ void (*glXGetProcAddress(const GLubyte *procname))( void )
{ "glXDestroyPbuffer", (void *) glXDestroyPbuffer },
{ "glXChooseFBConfig", (void *) glXChooseFBConfig },
{ "glXGetVisualFromFBConfig", (void *) glXGetVisualFromFBConfig },
- { "__glXCreateContextWithConfig", (void *) __glXCreateContextWithConfig },
- { "__glXGetDrawableInfo", (void *) __glXGetDrawableInfo },
- { "__glXWindowExists", (void *) __glXWindowExists },
- { "__glXCreateContextModes", (void *) _gl_context_modes_create },
- { "__glXFindDRIScreen", (void *)__glXFindDRIScreen },
- { "__glXScrEnableExtension", (void *)__glXScrEnableExtension },
{ NULL, NULL }
};
const struct name_address *entry;
@@ -2438,32 +2487,73 @@ void *glXAllocateMemoryMESA(Display *dpy, int scrn,
size_t size, float readFreq,
float writeFreq, float priority)
{
- if (dpy->driScreen.private && dpy->driScreen.allocateMemory) {
- return (*dpy->driScreen.allocateMemory)( dpy, scrn, size,
- readFreq, writeFreq,
- priority );
- }
+ if (dpy->driScreen.private && dpy->driScreen.allocateMemory) {
+ return (*dpy->driScreen.allocateMemory)( dpy, scrn, size,
+ readFreq, writeFreq,
+ priority );
+ }
+
+ return NULL;
}
-void glXFreeMemoryMESA(Display *dpy, int scrn, void *pointer){
- if (dpy->driScreen.private && dpy->driScreen.freeMemory) {
- (*dpy->driScreen.freeMemory)( dpy, scrn, pointer );
- }
+void glXFreeMemoryMESA(Display *dpy, int scrn, void *pointer)
+{
+ if (dpy->driScreen.private && dpy->driScreen.freeMemory) {
+ (*dpy->driScreen.freeMemory)( dpy, scrn, pointer );
+ }
}
GLuint glXGetMemoryOffsetMESA( Display *dpy, int scrn,
const void *pointer )
{
- if (dpy->driScreen.private && dpy->driScreen.memoryOffset) {
- return (*dpy->driScreen.memoryOffset)( dpy, scrn, pointer );
- }
+ if (dpy->driScreen.private && dpy->driScreen.memoryOffset) {
+ return (*dpy->driScreen.memoryOffset)( dpy, scrn, pointer );
+ }
+
+ return 0;
}
-void
-__glXScrEnableExtension( void *psc, const char * name )
+
+/**
+ * Get the unadjusted system time (UST). Currently, the UST is measured in
+ * microseconds since Epoc. The actual resolution of the UST may vary from
+ * system to system, and the units may vary from release to release.
+ * Drivers should not call this function directly. They should instead use
+ * \c glXGetProcAddress to obtain a pointer to the function.
+ *
+ * \param ust Location to store the 64-bit UST
+ * \returns Zero on success or a negative errno value on failure.
+ *
+ * \note
+ * This function was copied directly from src/glx/x11/glxcmds.c.
+ */
+static int __glXGetUST( int64_t * ust )
{
+ struct timeval tv;
+
+ if ( ust == NULL ) {
+ return -EFAULT;
+ }
+ if ( gettimeofday( & tv, NULL ) == 0 ) {
+ ust[0] = (tv.tv_sec * 1000000) + tv.tv_usec;
+ return 0;
+ } else {
+ return -errno;
+ }
}
+/**
+ *
+ * \bug
+ * This needs to be implemented for miniGlx.
+ */
+static GLboolean __glXGetMscRate(__DRInativeDisplay * dpy, __DRIid drawable,
+ int32_t * numerator, int32_t * denominator)
+{
+ *numerator = 0;
+ *denominator = 0;
+ return False;
+}
/*@}*/
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-16 14:22:41 +0000