2009-03-22 Pavel Roskin <proski@gno.org>
* aclocal.m4 (grub_CHECK_START_SYMBOL): Remove. * configure.ac: Don't call grub_CHECK_START_SYMBOL. * kern/i386/pc/startup.S: Use _start instead of START_SYMBOL.
This commit is contained in:
proski
parent
2274cc8fc9
commit
41473ac27f
6 changed files with 10 additions and 169 deletions
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@ -1,3 +1,9 @@
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2009-03-22 Pavel Roskin <proski@gno.org>
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* aclocal.m4 (grub_CHECK_START_SYMBOL): Remove.
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* configure.ac: Don't call grub_CHECK_START_SYMBOL.
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* kern/i386/pc/startup.S: Use _start instead of START_SYMBOL.
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2009-03-21 Vladimir Serbinenko <phcoder@gmail.com>
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Bugfixes in multiboot for bugs uncovered by solaris kernel.
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33
aclocal.m4
vendored
33
aclocal.m4
vendored
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@ -224,39 +224,6 @@ fi
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AC_MSG_RESULT([$grub_cv_i386_asm_absolute_without_asterisk])])
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dnl Check what symbol is defined as a start symbol.
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dnl Written by Yoshinori K. Okuji.
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AC_DEFUN(grub_CHECK_START_SYMBOL,
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[AC_REQUIRE([AC_PROG_CC])
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AC_MSG_CHECKING([if start is defined by the compiler])
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AC_CACHE_VAL(grub_cv_check_start_symbol,
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[AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
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[[asm ("incl start")]])],
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[grub_cv_check_start_symbol=yes],
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[grub_cv_check_start_symbol=no])])
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AC_MSG_RESULT([$grub_cv_check_start_symbol])
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AC_MSG_CHECKING([if _start is defined by the compiler])
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AC_CACHE_VAL(grub_cv_check_uscore_start_symbol,
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[AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
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[[asm ("incl _start")]])],
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[grub_cv_check_uscore_start_symbol=yes],
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[grub_cv_check_uscore_start_symbol=no])])
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AC_MSG_RESULT([$grub_cv_check_uscore_start_symbol])
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AH_TEMPLATE([START_SYMBOL], [Define it to either start or _start])
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if test "x$grub_cv_check_start_symbol" = xyes; then
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AC_DEFINE([START_SYMBOL], [start])
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elif test "x$grub_cv_check_uscore_start_symbol" = xyes; then
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AC_DEFINE([START_SYMBOL], [_start])
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else
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AC_MSG_ERROR([neither start nor _start is defined])
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fi
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])
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dnl Check what symbol is defined as a bss start symbol.
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dnl Written by Michael Hohmoth and Yoshinori K. Okuji.
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AC_DEFUN(grub_CHECK_BSS_START_SYMBOL,
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@ -109,9 +109,6 @@
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/* The size of `void *', as computed by sizeof. */
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#undef SIZEOF_VOID_P
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/* Define it to either start or _start */
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#undef START_SYMBOL
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/* Define to 1 if you have the ANSI C header files. */
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#undef STDC_HEADERS
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128
configure
vendored
128
configure
vendored
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@ -7270,134 +7270,6 @@ if test "x$target_cpu" = xi386; then
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fi
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if test "x$platform" = xpc; then
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{ echo "$as_me:$LINENO: checking if start is defined by the compiler" >&5
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echo $ECHO_N "checking if start is defined by the compiler... $ECHO_C" >&6; }
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if test "${grub_cv_check_start_symbol+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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int
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main ()
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{
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asm ("incl start")
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext conftest$ac_exeext
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if { (ac_try="$ac_link"
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case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_link") 2>conftest.er1
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ac_status=$?
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grep -v '^ *+' conftest.er1 >conftest.err
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rm -f conftest.er1
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cat conftest.err >&5
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } && {
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test -z "$ac_c_werror_flag" ||
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test ! -s conftest.err
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} && test -s conftest$ac_exeext &&
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$as_test_x conftest$ac_exeext; then
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grub_cv_check_start_symbol=yes
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else
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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grub_cv_check_start_symbol=no
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fi
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rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
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conftest$ac_exeext conftest.$ac_ext
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fi
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{ echo "$as_me:$LINENO: result: $grub_cv_check_start_symbol" >&5
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echo "${ECHO_T}$grub_cv_check_start_symbol" >&6; }
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{ echo "$as_me:$LINENO: checking if _start is defined by the compiler" >&5
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echo $ECHO_N "checking if _start is defined by the compiler... $ECHO_C" >&6; }
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if test "${grub_cv_check_uscore_start_symbol+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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int
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main ()
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{
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asm ("incl _start")
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext conftest$ac_exeext
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if { (ac_try="$ac_link"
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case "(($ac_try" in
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*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
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*) ac_try_echo=$ac_try;;
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esac
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eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
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(eval "$ac_link") 2>conftest.er1
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ac_status=$?
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grep -v '^ *+' conftest.er1 >conftest.err
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rm -f conftest.er1
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cat conftest.err >&5
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } && {
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test -z "$ac_c_werror_flag" ||
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test ! -s conftest.err
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} && test -s conftest$ac_exeext &&
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$as_test_x conftest$ac_exeext; then
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grub_cv_check_uscore_start_symbol=yes
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else
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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grub_cv_check_uscore_start_symbol=no
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fi
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rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
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conftest$ac_exeext conftest.$ac_ext
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fi
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{ echo "$as_me:$LINENO: result: $grub_cv_check_uscore_start_symbol" >&5
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echo "${ECHO_T}$grub_cv_check_uscore_start_symbol" >&6; }
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if test "x$grub_cv_check_start_symbol" = xyes; then
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cat >>confdefs.h <<\_ACEOF
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#define START_SYMBOL start
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_ACEOF
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elif test "x$grub_cv_check_uscore_start_symbol" = xyes; then
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cat >>confdefs.h <<\_ACEOF
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#define START_SYMBOL _start
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_ACEOF
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else
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{ { echo "$as_me:$LINENO: error: neither start nor _start is defined" >&5
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echo "$as_me: error: neither start nor _start is defined" >&2;}
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{ (exit 1); exit 1; }; }
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fi
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{ echo "$as_me:$LINENO: checking if __bss_start is defined by the compiler" >&5
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echo $ECHO_N "checking if __bss_start is defined by the compiler... $ECHO_C" >&6; }
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if test "${grub_cv_check_uscore_uscore_bss_start_symbol+set}" = set; then
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@ -383,7 +383,6 @@ if test "x$target_cpu" = xi386; then
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CFLAGS="$TARGET_CFLAGS -nostdlib $TARGET_IMG_LDFLAGS_AC -Wl,-Ttext,8000,--defsym,___main=0x8100"
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fi
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if test "x$platform" = xpc; then
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grub_CHECK_START_SYMBOL
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grub_CHECK_BSS_START_SYMBOL
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grub_CHECK_END_SYMBOL
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fi
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@ -202,7 +202,7 @@ codestart:
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#if defined(ENABLE_LZO)
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/* decompress the compressed part and put the result at 1MB */
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movl $GRUB_MEMORY_MACHINE_DECOMPRESSION_ADDR, %esi
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movl $(START_SYMBOL + GRUB_KERNEL_MACHINE_RAW_SIZE), %edi
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movl $(_start + GRUB_KERNEL_MACHINE_RAW_SIZE), %edi
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pushl %esi
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pushl EXT_C(grub_compressed_size)
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@ -214,7 +214,7 @@ codestart:
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cld
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#elif defined(ENABLE_LZMA)
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movl $GRUB_MEMORY_MACHINE_DECOMPRESSION_ADDR, %edi
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movl $(START_SYMBOL + GRUB_KERNEL_MACHINE_RAW_SIZE), %esi
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movl $(_start + GRUB_KERNEL_MACHINE_RAW_SIZE), %esi
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pushl %edi
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pushl %esi
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movl EXT_C(grub_kernel_image_size), %ecx
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@ -239,7 +239,7 @@ codestart:
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movl EXT_C(grub_total_module_size), %ecx
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movl EXT_C(grub_kernel_image_size), %esi
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addl %ecx, %esi
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addl $START_SYMBOL, %esi
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addl $_start, %esi
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decl %esi
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movl $END_SYMBOL, %edi
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addl %ecx, %edi
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@ -282,7 +282,7 @@ VARIABLE(grub_root_drive)
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.long 0
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VARIABLE(grub_start_addr)
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.long START_SYMBOL
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.long _start
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VARIABLE(grub_end_addr)
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.long END_SYMBOL
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