shithub: riscv

Info  •  Files  •  Log  •  Branches

vmx: does not do well with certain fb widths, so restrict it

--- a/sys/src/cmd/vmx/vga.c

+++ b/sys/src/cmd/vmx/vga.c

@@ -704,6 +704,7 @@

 		q = vgamodeparse(p, &m);

 		if(p == q || m->w <= 0 || m->h <= 0)

 			no: sysfatal("invalid mode specifier");

+		m->w &= ~7;

 		m->hbytes = chantodepth(m->chan) * m->w + 7 >> 3;

 		m->sz = m->hbytes * m->h;

 		if(m->sz > fbsz) fbsz = m->sz;