X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Fblackfin%2Flib%2Fouts.S;h=4685b7aa00806a7722083e0a117184082ddf5cef;hb=b10e9ad0f1d0dc62bd444dd6761a6527bfe98959;hp=4c3da8ae094ece20119b6181a9b5991b968ad144;hpb=99e1221d1a1edac316f7f8116c781f75733b1159;p=linux-2.6 diff --git a/arch/blackfin/lib/outs.S b/arch/blackfin/lib/outs.S index 4c3da8ae09..4685b7aa00 100644 --- a/arch/blackfin/lib/outs.S +++ b/arch/blackfin/lib/outs.S @@ -7,7 +7,7 @@ * Description: Implementation of outs{bwl} for BlackFin processors using zero overhead loops. * * Modified: Copyright (C) 2005 Bas Vermeulen, BuyWays BV - * Copyright 2004-2006 Analog Devices Inc. + * Copyright 2004-2008 Analog Devices Inc. * * Bugs: Enter bugs at http://blackfin.uclinux.org/ * @@ -63,3 +63,17 @@ ENTRY(_outsb) .Lbyte_loop_e: B[P0] = R0; RTS; ENDPROC(_outsb) + +ENTRY(_outsw_8) + P0 = R0; /* P0 = port */ + P1 = R1; /* P1 = address */ + P2 = R2; /* P2 = count */ + + LSETUP( .Lword8_loop_s, .Lword8_loop_e) LC0 = P2; +.Lword8_loop_s: R1 = B[P1++]; + R0 = B[P1++]; + R0 = R0 << 8; + R0 = R0 + R1; +.Lword8_loop_e: W[P0] = R0; + RTS; +ENDPROC(_outsw_8)