diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/xfree86/os-support/lynxos/lynx_ppc.S | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/hw/xfree86/os-support/lynxos/lynx_ppc.S b/hw/xfree86/os-support/lynxos/lynx_ppc.S new file mode 100644 index 000000000..3865850d1 --- /dev/null +++ b/hw/xfree86/os-support/lynxos/lynx_ppc.S @@ -0,0 +1,70 @@ +/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/lynxos/lynx_ppc.S,v 1.1 1999/07/10 07:24:49 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. + */ + + .file "ppc.s" +.toc + .csect .text[PR] + .balign 4 + .globl ppc_flush_icache + .globl .ppc_flush_icache +.csect ppc_flush_icache[DS] +ppc_flush_icache: + .long .ppc_flush_icache, TOC[tc0], 0 +.csect .text[PR] +.ppc_flush_icache: + mflr 0 + stw 31,-4(1) + stw 0,8(1) + stwu 1,-64(1) + mr 31,1 + stw 3,88(31) + li 6, 0 /* __inst_dcbf (addr, 0); */ + dcbf 3, 6 + li 5, 32 /* __inst_dcbf (addr, LINESIZE); */ + dcbf 3, 5 + sync /* __inst_sync (); */ + li 4,0 /* __inst_icbi (addr, 0); */ + icbi 3,4 + li 7,32 /* __inst_icbi (addr, LINESIZE); */ + icbi 3,7 + sync /* __inst_sync (); */ + isync /* __inst_isync (); */ +L..1: + lwz 1,0(1) + lwz 0,8(1) + mtlr 0 + lwz 31,-4(1) + blr +LT..ppc_flush_icache: + .long 0 + .byte 0,0,32,97,128,1,1,1 + .long 0 + .long LT..ppc_flush_icache-.ppc_flush_icache + .short 16 + .byte "ppc_flush_icache" + .byte 31 +_section_.text: + .csect .data[RW] + .long _section_.text |