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| author | Paul Mackerras <paulus@samba.org> | 2008-05-23 16:53:23 +1000 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2008-05-23 16:53:23 +1000 |
| commit | acf464817d5e7be9fb67aec4027dbee0ac9be17a (patch) | |
| tree | 39fd061c0a91a11d3ae4ff19b7fe179325e39bbf /arch/blackfin/lib/outs.S | |
| parent | 80d267f9aee6f1b5df602b5a19fb7b4923f17db2 (diff) | |
| parent | 8962cadbe7cbc4ed0fff94f56ebab505a10afd2e (diff) | |
| download | blackbird-op-linux-acf464817d5e7be9fb67aec4027dbee0ac9be17a.tar.gz blackbird-op-linux-acf464817d5e7be9fb67aec4027dbee0ac9be17a.zip | |
Merge branch 'merge' into powerpc-next
Diffstat (limited to 'arch/blackfin/lib/outs.S')
| -rw-r--r-- | arch/blackfin/lib/outs.S | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/arch/blackfin/lib/outs.S b/arch/blackfin/lib/outs.S index 4c3da8ae094e..3daf96035bf6 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 <bas@buyways.nl> - * 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) |
