[src/trunk]: src/sys/dev/pci make hardware accelerated drawing work on little...

[macallan <macallan%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c3974aedf966
branches:  trunk
changeset: 783416:c3974aedf966
user:      macallan <macallan%NetBSD.org@localhost>
date:      Thu Dec 20 02:58:32 2012 +0000

description:
make hardware accelerated drawing work on little endian hardware
tested on i386 and macppc

diffstat:

 sys/dev/pci/radeonfb.c |  20 ++++++++++----------
 1 files changed, 10 insertions(+), 10 deletions(-)

diffs (64 lines):

diff -r 79b34d3701fd -r c3974aedf966 sys/dev/pci/radeonfb.c
--- a/sys/dev/pci/radeonfb.c    Thu Dec 20 01:20:54 2012 +0000
+++ b/sys/dev/pci/radeonfb.c    Thu Dec 20 02:58:32 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: radeonfb.c,v 1.66 2012/12/20 01:03:23 macallan Exp $ */
+/*     $NetBSD: radeonfb.c,v 1.67 2012/12/20 02:58:32 macallan Exp $ */
 
 /*-
  * Copyright (c) 2006 Itronix Inc.
@@ -70,7 +70,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: radeonfb.c,v 1.66 2012/12/20 01:03:23 macallan Exp $");
+__KERNEL_RCSID(0, "$NetBSD: radeonfb.c,v 1.67 2012/12/20 02:58:32 macallan Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -2581,6 +2581,9 @@
                        data8 = data;
                        for (i = 0; i < h; i++) {
                                reg = *data8;
+#if BYTE_ORDER == LITTLE_ENDIAN
+                               reg = reg << 24;
+#endif
                                bus_space_write_stream_4(sc->sc_regt, 
                                    sc->sc_regh, RADEON_HOST_DATA0, reg);
                                data8++;
@@ -2591,6 +2594,9 @@
                        data16 = data;
                        for (i = 0; i < h; i++) {
                                reg = *data16;
+#if BYTE_ORDER == LITTLE_ENDIAN
+                               reg = reg << 16;
+#endif
                                bus_space_write_stream_4(sc->sc_regt, 
                                    sc->sc_regh, RADEON_HOST_DATA0, reg);
                                data16++;
@@ -2804,10 +2810,10 @@
                                ((g & 0xe000) >> 11) |
                                ((b & 0xc000) >> 14);
                }
-               latch = (latch << 8) | pixel;
+               latch |= pixel << (8 * (i & 3));
                /* write in 32bit chunks */
                if ((i & 3) == 3) {
-                       PUT32S(sc, RADEON_HOST_DATA0, latch);
+                       PUT32(sc, RADEON_HOST_DATA0, latch);
                        /*
                         * not strictly necessary, old data should be shifted 
                         * out 
@@ -3138,12 +3144,6 @@
        PUT32(sc, RADEON_SRC_PITCH_OFFSET,
            (pitch << 22) | (sc->sc_aperbase >> 10));
 
-       radeonfb_wait_fifo(sc, 1);
-#if _BYTE_ORDER == _BIG_ENDIAN
-       SET32(sc, RADEON_DP_DATATYPE, RADEON_HOST_BIG_ENDIAN_EN);
-#else
-       CLR32(sc, RADEON_DP_DATATYPE, RADEON_HOST_BIG_ENDIAN_EN);
-#endif
        junk = GET32(sc, RADEON_DP_DATATYPE);
 
        /* default scissors -- no clipping */