From 874e5ac68b3ddabc6205ebeab1586ec502330c14 Mon Sep 17 00:00:00 2001 From: Jeff Johnston Date: Wed, 20 Jun 2007 17:24:05 +0000 Subject: [PATCH] 2007-06-20 Patrick Mansfield * spu/getpagesize.c: New file add getpagesize via an assist call. * spu/jsre.h: Add JSRE_GETPAGESIZE. * spu/Makefile.in: Add getpagesize. --- libgloss/ChangeLog | 6 +++++ libgloss/spu/Makefile.in | 2 +- libgloss/spu/getpagesize.c | 48 ++++++++++++++++++++++++++++++++++++++ libgloss/spu/jsre.h | 1 + 4 files changed, 56 insertions(+), 1 deletion(-) create mode 100644 libgloss/spu/getpagesize.c diff --git a/libgloss/ChangeLog b/libgloss/ChangeLog index 87d80ffdc..45ef2439b 100644 --- a/libgloss/ChangeLog +++ b/libgloss/ChangeLog @@ -1,3 +1,9 @@ +2007-06-20 Patrick Mansfield + + * spu/getpagesize.c: New file add getpagesize via an assist call. + * spu/jsre.h: Add JSRE_GETPAGESIZE. + * spu/Makefile.in: Add getpagesize. + 2007-06-13 Patrick Mansfield * spu/Makefile.in: Add nanosleep.c. diff --git a/libgloss/spu/Makefile.in b/libgloss/spu/Makefile.in index 4c2ffd58a..4a2ba50a7 100644 --- a/libgloss/spu/Makefile.in +++ b/libgloss/spu/Makefile.in @@ -56,7 +56,7 @@ OBJCOPY = `t='$(program_transform_name)'; echo objcopy | sed -e $$t` # object files needed OBJS = syscalls.o exit.o sbrk.o close.o fstat.o getpid.o isatty.o \ kill.o lseek.o nanosleep.o open.o read.o unlink.o write.o stat.o \ - ftruncate.o dup.o access.o gettimeofday.o + ftruncate.o dup.o access.o gettimeofday.o getpagesize.o # Object files specific to particular targets. EVALOBJS = ${OBJS} diff --git a/libgloss/spu/getpagesize.c b/libgloss/spu/getpagesize.c new file mode 100644 index 000000000..423e0eddf --- /dev/null +++ b/libgloss/spu/getpagesize.c @@ -0,0 +1,48 @@ +/* + Copyright 2007 + International Business Machines Corporation, + Sony Computer Entertainment, Incorporated, + Toshiba Corporation, + + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + * Neither the names of the copyright holders nor the names of their + contributors may be used to endorse or promote products derived from + this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS + IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A + PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER + OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +#include +#include "jsre.h" + +size_t +getpagesize (void) +{ + int sys; + + /* + * linux/ppc has int getpagesize(void), but even if size_t were 8 bytes + * we are OK since we are converting the int returned from + * __send_to_ppe. + */ + return __send_to_ppe (JSRE_POSIX1_SIGNALCODE, JSRE_GETPAGESIZE, &sys); +} diff --git a/libgloss/spu/jsre.h b/libgloss/spu/jsre.h index 40fd540e7..c7e26b2b8 100644 --- a/libgloss/spu/jsre.h +++ b/libgloss/spu/jsre.h @@ -39,6 +39,7 @@ Author: Andreas Neukoetter (ti95neuk@de.ibm.com) #define JSRE_CLOSE 2 #define JSRE_FSTAT 4 +#define JSRE_GETPAGESIZE 6 #define JSRE_GETTIMEOFDAY 7 #define JSRE_LSEEK 9 #define JSRE_OPEN 15