mirror of
https://linux.maple.camp/git/ahill/maplelinux-bootstrap.git
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Successfully built Mesa!
Special thanks to L3m0n-Cao for helping me set up the Python build environment!
This commit is contained in:
Alexander Hill
225
patches/mesa-drm-maple.patch
Normal file
225
patches/mesa-drm-maple.patch
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@@ -0,0 +1,225 @@
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--- src/drm-shim/drm_shim.c 2025-07-14 02:47:27.834000000 +0000
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+++ src/drm-shim/drm_shim.c 2025-07-14 02:58:33.373000000 +0000
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@@ -324,8 +324,6 @@
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return real_fopen(path, mode);
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}
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-PUBLIC FILE *fopen64(const char *path, const char *mode)
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- __attribute__((alias("fopen")));
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/* Intercepts access(render_node_path) to trick drmGetMinorType */
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PUBLIC int access(const char *path, int mode)
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@@ -371,7 +369,6 @@
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return fd;
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}
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-PUBLIC int open64(const char*, int, ...) __attribute__((alias("open")));
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/* __open64_2 isn't declared unless _FORTIFY_SOURCE is defined. */
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PUBLIC int __open64_2(const char *path, int flags);
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@@ -429,45 +426,6 @@
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return 0;
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}
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-/* Fakes stat to return character device stuff for our fake render node. */
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-PUBLIC int __xstat64(int ver, const char *path, struct stat64 *st)
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-{
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- init_shim();
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-
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- /* Note: call real stat if we're in the process of probing for a free
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- * render node!
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- */
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- if (render_node_minor == -1)
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- return real___xstat64(ver, path, st);
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-
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- if (hide_drm_device_path(path)) {
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- errno = ENOENT;
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- return -1;
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- }
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-
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- /* Fool libdrm's probe of whether the /sys dir for this char dev is
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- * there.
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- */
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- char *sys_dev_drm_dir;
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- nfasprintf(&sys_dev_drm_dir,
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- "/sys/dev/char/%d:%d/device/drm",
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- DRM_MAJOR, render_node_minor);
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- if (strcmp(path, sys_dev_drm_dir) == 0) {
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- free(sys_dev_drm_dir);
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- return 0;
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- }
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- free(sys_dev_drm_dir);
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-
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- if (strcmp(path, render_node_path) != 0)
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- return real___xstat64(ver, path, st);
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-
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- memset(st, 0, sizeof(*st));
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- st->st_rdev = makedev(DRM_MAJOR, render_node_minor);
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- st->st_mode = S_IFCHR;
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-
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- return 0;
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-}
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-
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/* Fakes fstat to return character device stuff for our fake render node. */
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PUBLIC int __fxstat(int ver, int fd, struct stat *st)
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{
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@@ -485,22 +443,6 @@
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return 0;
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}
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-PUBLIC int __fxstat64(int ver, int fd, struct stat64 *st)
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-{
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- init_shim();
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-
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- struct shim_fd *shim_fd = drm_shim_fd_lookup(fd);
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-
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- if (!shim_fd)
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- return real___fxstat64(ver, fd, st);
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-
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- memset(st, 0, sizeof(*st));
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- st->st_rdev = makedev(DRM_MAJOR, render_node_minor);
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- st->st_mode = S_IFCHR;
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-
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- return 0;
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-}
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-
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#else
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PUBLIC int stat(const char* path, struct stat* stat_buf)
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@@ -541,44 +483,6 @@
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return 0;
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}
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-PUBLIC int stat64(const char* path, struct stat64* stat_buf)
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-{
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- init_shim();
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-
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- /* Note: call real stat if we're in the process of probing for a free
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- * render node!
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- */
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- if (render_node_minor == -1)
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- return real_stat64(path, stat_buf);
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-
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- if (hide_drm_device_path(path)) {
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- errno = ENOENT;
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- return -1;
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- }
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-
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- /* Fool libdrm's probe of whether the /sys dir for this char dev is
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- * there.
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- */
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- char *sys_dev_drm_dir;
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- nfasprintf(&sys_dev_drm_dir,
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- "/sys/dev/char/%d:%d/device/drm",
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- DRM_MAJOR, render_node_minor);
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- if (strcmp(path, sys_dev_drm_dir) == 0) {
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- free(sys_dev_drm_dir);
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- return 0;
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- }
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- free(sys_dev_drm_dir);
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-
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- if (strcmp(path, render_node_path) != 0)
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- return real_stat64(path, stat_buf);
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-
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- memset(stat_buf, 0, sizeof(*stat_buf));
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- stat_buf->st_rdev = makedev(DRM_MAJOR, render_node_minor);
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- stat_buf->st_mode = S_IFCHR;
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-
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- return 0;
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-}
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-
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PUBLIC int fstat(int fd, struct stat* stat_buf)
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{
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init_shim();
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@@ -594,22 +498,6 @@
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return 0;
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}
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-
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-PUBLIC int fstat64(int fd, struct stat64* stat_buf)
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-{
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- init_shim();
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-
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- struct shim_fd *shim_fd = drm_shim_fd_lookup(fd);
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-
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- if (!shim_fd)
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- return real_fstat64(fd, stat_buf);
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-
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- memset(stat_buf, 0, sizeof(*stat_buf));
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- stat_buf->st_rdev = makedev(DRM_MAJOR, render_node_minor);
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- stat_buf->st_mode = S_IFCHR;
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-
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- return 0;
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-}
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#endif
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/* Tracks if the opendir was on /dev/dri. */
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@@ -664,34 +552,6 @@
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return ent;
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}
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-/* If we're looking at /dev/dri, add our render node to the list
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- * before the real entries in the directory.
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- */
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-PUBLIC struct dirent64 *
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-readdir64(DIR *dir)
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-{
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- init_shim();
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-
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- struct dirent64 *ent = NULL;
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-
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- static struct dirent64 render_node_dirent = { 0 };
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-
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- simple_mtx_lock(&shim_lock);
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- if (_mesa_set_search(opendir_set, dir)) {
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- strcpy(render_node_dirent.d_name,
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- render_node_dirent_name);
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- render_node_dirent.d_type = DT_CHR;
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- ent = &render_node_dirent;
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- _mesa_set_remove_key(opendir_set, dir);
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- }
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- simple_mtx_unlock(&shim_lock);
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-
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- if (!ent && dir != fake_dev_dri)
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- ent = real_readdir64(dir);
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-
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- return ent;
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-}
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-
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/* Cleans up tracking of opendir("/dev/dri") */
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PUBLIC int
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closedir(DIR *dir)
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@@ -774,7 +634,7 @@
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* our DRM fd to drm_shim_ioctl().
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*/
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PUBLIC int
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-ioctl(int fd, unsigned long request, ...)
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+ioctl(int fd, int request, ...)
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{
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init_shim();
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@@ -810,8 +670,6 @@
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return ret;
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}
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-PUBLIC int fcntl64(int, int, ...)
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- __attribute__((alias("fcntl")));
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/* I wrote this when trying to fix gallium screen creation, leaving it around
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* since it's probably good to have.
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@@ -841,15 +699,3 @@
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return real_mmap(addr, length, prot, flags, fd, offset);
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}
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-
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-PUBLIC void *
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-mmap64(void* addr, size_t length, int prot, int flags, int fd, off64_t offset)
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-{
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- init_shim();
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-
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- struct shim_fd *shim_fd = drm_shim_fd_lookup(fd);
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- if (shim_fd)
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- return drm_shim_mmap(shim_fd, length, prot, flags, fd, offset);
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-
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- return real_mmap64(addr, length, prot, flags, fd, offset);
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-}
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