diff options
Diffstat (limited to 'c/src/lib/libcpu/powerpc/mpc6xx/mmu/bat.c')
| -rw-r--r-- | c/src/lib/libcpu/powerpc/mpc6xx/mmu/bat.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/c/src/lib/libcpu/powerpc/mpc6xx/mmu/bat.c b/c/src/lib/libcpu/powerpc/mpc6xx/mmu/bat.c index 1eb479da8e..e2090fd4a5 100644 --- a/c/src/lib/libcpu/powerpc/mpc6xx/mmu/bat.c +++ b/c/src/lib/libcpu/powerpc/mpc6xx/mmu/bat.c @@ -380,8 +380,9 @@ setbat (int typ, int bat_index, unsigned long virt, unsigned long phys, init_done = 1; } } - - if (size >= (1 << 17) && (err = check_overlap (typ, virt, size)) >= 0) { + + err = check_overlap (typ, virt, size); + if ((size >= (1 << 17)) && (err >= 0) && (err != bat_index)) { rtems_interrupt_enable (level); printk ("BATs must not overlap; area 0x%08x..0x%08x hits %cBAT %i\n", virt, virt + size, (TYP_I == typ ? 'I' : 'D'), err); |