diff options
| author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2007-08-04 18:50:19 +0000 |
|---|---|---|
| committer | Thomas Schwinge <tschwinge@gnu.org> | 2009-06-18 00:27:12 +0200 |
| commit | 2d38d0f995f30c5f04dcc0c10052f6c335f99987 (patch) | |
| tree | 2025b98da15b2d4347408725ad8ab876bc0138d2 | |
| parent | 5ad5458f9ea2b6fa91f2ee2538aa82f1eead5dfb (diff) | |
2007-08-04 Samuel Thibault <samuel.thibault@ens-lyon.org>
* configfrag.ac (mach_ncpus): Define to 1.
(NCPUS): Set to $mach_ncpus.
[$mach_ncpus > 1] (MULTIPROCESSOR): Set to 1.
* linux/configfrag.ac [$mach_ncpus > 1] (__SMP__): Define.
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | configfrag.ac | 8 | ||||
| -rw-r--r-- | i386/linux/dev/include/linux/autoconf.h | 1 | ||||
| -rw-r--r-- | linux/configfrag.ac | 3 |
4 files changed, 14 insertions, 4 deletions
@@ -20,7 +20,7 @@ * i386/i386/i386asm.sym (MP_GDT, MP_IDT): Remove macros. * i386/i386/lock.h: Don't include_next "lock.h". * i386/linux/dev/include/linux/autoconf.h [NCPUS > 1]: Define - CONFIG_SMP and __SMP__. + CONFIG_SMP. * linux/dev/include/asm-i386/smp.h: New file. * linux/dev/init/main.c [__SMP__ && __i386] (smp_loops_per_tick): Restore variable. @@ -29,6 +29,10 @@ * linux/pcmcia-cs/modules/i82365.c: Likewise. * linux/pcmcia-cs/modules/rsrc_mgr.c: Likewise. * linux/dev/include/asm-i386/system.h: Update to Linux 2.2 for SMP. + * configfrag.ac (mach_ncpus): Define to 1. + (NCPUS): Set to $mach_ncpus. + [$mach_ncpus > 1] (MULTIPROCESSOR): Set to 1. + * linux/configfrag.ac [$mach_ncpus > 1] (__SMP__): Define. 2007-07-08 Samuel Thibault <samuel.thibault@ens-lyon.org> diff --git a/configfrag.ac b/configfrag.ac index 361bf38f..77b00248 100644 --- a/configfrag.ac +++ b/configfrag.ac @@ -30,9 +30,13 @@ AC_DEFINE([KERNEL], [1], [KERNEL]) # Used in `kern/bootstrap.c'. AC_DEFINE([BOOTSTRAP_SYMBOLS], [0], [BOOTSTRAP_SYMBOLS]) -# Multiprocessor support is broken. -AC_DEFINE([NCPUS], [1], [set things up for a uniprocessor]) +# Multiprocessor support is still broken. AH_TEMPLATE([MULTIPROCESSOR], [set things up for a uniprocessor]) +mach_ncpus=1 +AC_DEFINE_UNQUOTED([NCPUS], [$mach_ncpus], [number of CPUs]) +[if [ $mach_ncpus -gt 1 ]; then] + AC_DEFINE([MULTIPROCESSOR], [1], [set things up for a multiprocessor]) +[fi] # Restartable Atomic Sequences to get a really fast test-n-set. Can't be # enabled, as the `void recover_ras()' function is missing. diff --git a/i386/linux/dev/include/linux/autoconf.h b/i386/linux/dev/include/linux/autoconf.h index 93c6716b..037829b4 100644 --- a/i386/linux/dev/include/linux/autoconf.h +++ b/i386/linux/dev/include/linux/autoconf.h @@ -36,7 +36,6 @@ #if NCPUS > 1 #define CONFIG_SMP 1 -#define __SMP__ 1 #endif /* diff --git a/linux/configfrag.ac b/linux/configfrag.ac index 9c51235d..ff465b2b 100644 --- a/linux/configfrag.ac +++ b/linux/configfrag.ac @@ -595,6 +595,9 @@ AC_DEFUN([hurd_host_CPU], [ AC_DEFINE([LINUX_DEV], [1], [Linux device drivers.]) # Instead of Mach's KERNEL, Linux uses __KERNEL__. Whee. AC_DEFINE([__KERNEL__], [1], [__KERNEL__]) + [if [ $mach_ncpus -gt 1 ]; then] + AC_DEFINE([__SMP__], [1], [__SMP__]) + [fi] # Set up `asm-SYSTYPE' links. AC_CONFIG_LINKS([linux/src/include/asm:linux/src/include/asm-$systype |