diff options
Diffstat (limited to 'hw/xfree86/os-support/lynxos/lynx_ppc.c')
-rw-r--r-- | hw/xfree86/os-support/lynxos/lynx_ppc.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/hw/xfree86/os-support/lynxos/lynx_ppc.c b/hw/xfree86/os-support/lynxos/lynx_ppc.c new file mode 100644 index 000000000..e587b7ee0 --- /dev/null +++ b/hw/xfree86/os-support/lynxos/lynx_ppc.c @@ -0,0 +1,52 @@ +/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/lynxos/lynx_ppc.c,v 1.1 2002/12/14 04:41:14 dawes Exp $ */ +/* + * Copyright 1998 by Metro Link Incorporated + * + * Permission to use, copy, modify, distribute, and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and that + * both that copyright notice and this permission notice appear in + * supporting documentation, and that the name of Metro Link + * Incorporated not be used in advertising or publicity pertaining to + * distribution of the software without specific, written prior + * permission. Metro Link Incorporated makes no representations + * about the suitability of this software for any purpose. It is + * provided "as is" without express or implied warranty. + * + * METRO LINK INCORPORATED DISCLAIMS ALL WARRANTIES WITH REGARD + * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS, IN NO EVENT SHALL METRO LINK INCORPORATED BE + * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY + * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, + * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS + * SOFTWARE. + */ + +void ppc_flush_icache() +{ +__asm__ __volatile__ (" \ + mflr 0 ;\ + stw 31,-4(1) ;\ + stw 0,8(1) ;\ + stwu 1,-64(1) ;\ + mr 31,1 ;\ + stw 3,88(31) ;\ + li 6, 0 ;\ + dcbf 3, 6 ;\ + li 5, 32 ;\ + dcbf 3, 5 ;\ + sync ;\ + li 4,0 ;\ + icbi 3,4 ;\ + li 7,32 ;\ + icbi 3,7 ;\ + sync ;\ + isync ;\ + lwz 1,0(1) ;\ + lwz 0,8(1) ;\ + mtlr 0 ;\ + lwz 31,-4(1) ;\ + blr ;\ +"); +} |