diff options
Diffstat (limited to 'bsps/i386/pc386/include/bsp')
-rw-r--r-- | bsps/i386/pc386/include/bsp/tblsizes.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/bsps/i386/pc386/include/bsp/tblsizes.h b/bsps/i386/pc386/include/bsp/tblsizes.h index 13429dc85f..978cde2b3e 100644 --- a/bsps/i386/pc386/include/bsp/tblsizes.h +++ b/bsps/i386/pc386/include/bsp/tblsizes.h @@ -20,5 +20,11 @@ #include <bspopts.h> #define IDT_SIZE (256) -#define NUM_SYSTEM_GDT_DESCRIPTORS 4 +/* We have 3 fixed segments (NULL, text, data) + a GS segment for TLS */ +#ifdef RTEMS_SMP +/* Need one GS segment for each processor (x86 can have up to 256 processors) */ +#define NUM_SYSTEM_GDT_DESCRIPTORS 3+256 +#else +#define NUM_SYSTEM_GDT_DESCRIPTORS 3+1 +#endif #define GDT_SIZE (NUM_SYSTEM_GDT_DESCRIPTORS + NUM_APP_DRV_GDT_DESCRIPTORS) |