Author: jhibbits Date: Wed Dec 6 02:06:14 2017 New Revision: 326612 URL: https://svnweb.freebsd.org/changeset/base/326612
Log: Allow custom overrides of mmap attribute for VT framebuffer Summary: As in /dev/fb, allow the framebuffer driver to override the default memattr for mmap(2). This is analogous to the change in 306555. Reviewed By: ray Differential Revision: https://reviews.freebsd.org/D13331 Modified: head/sys/dev/vt/hw/fb/vt_fb.c Modified: head/sys/dev/vt/hw/fb/vt_fb.c ============================================================================== --- head/sys/dev/vt/hw/fb/vt_fb.c Wed Dec 6 02:05:21 2017 (r326611) +++ head/sys/dev/vt/hw/fb/vt_fb.c Wed Dec 6 02:06:14 2017 (r326612) @@ -143,8 +143,11 @@ vt_fb_mmap(struct vt_device *vd, vm_ooffset_t offset, *paddr = vtophys((uint8_t *)info->fb_vbase + offset); } else { *paddr = info->fb_pbase + offset; + if (info->fb_flags & FB_FLAG_MEMATTR) + *memattr = info->fb_memattr; #ifdef VM_MEMATTR_WRITE_COMBINING - *memattr = VM_MEMATTR_WRITE_COMBINING; + else + *memattr = VM_MEMATTR_WRITE_COMBINING; #endif } return (0); _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "[email protected]"
