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| author | John A. Williams <john.williams@petalogix.com> | 2011-05-24 18:57:11 +1000 |
|---|---|---|
| committer | Michal Simek <monstr@monstr.eu> | 2011-07-25 09:13:42 +0200 |
| commit | 8904976e8ca45be3ec75acc71f5d855ef671a079 (patch) | |
| tree | 9c76c35266329312ace36ab009d686d5e2cd77f8 /arch/microblaze/kernel/cpu/cpuinfo-pvr-full.c | |
| parent | 5db34eb92f5699361de355dcd7958fdd2a9fb98a (diff) | |
| download | linux-8904976e8ca45be3ec75acc71f5d855ef671a079.tar.bz2 | |
microblaze: Unprivileged stream instruction awareness
Add cpuinfo support for the new MicroBlaze option permitting userspace
(unprivileged) access to the streaming instructions (FSL / AXI-stream).
Emit a noisy warning at bootup if this is enabled, because bad user code
can potentially lockup the CPU.
Signed-off-by: John A. Williams <john.williams@petalogix.com>
Signed-off-by: Michal Simek <monstr@monstr.eu>
Diffstat (limited to 'arch/microblaze/kernel/cpu/cpuinfo-pvr-full.c')
| -rw-r--r-- | arch/microblaze/kernel/cpu/cpuinfo-pvr-full.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/microblaze/kernel/cpu/cpuinfo-pvr-full.c b/arch/microblaze/kernel/cpu/cpuinfo-pvr-full.c index f70a6047f08e..916aaedf1945 100644 --- a/arch/microblaze/kernel/cpu/cpuinfo-pvr-full.c +++ b/arch/microblaze/kernel/cpu/cpuinfo-pvr-full.c @@ -72,6 +72,7 @@ void set_cpuinfo_pvr_full(struct cpuinfo *ci, struct device_node *cpu) CI(pvr_user2, USER2); CI(mmu, USE_MMU); + CI(mmu_privins, MMU_PRIVINS); CI(endian, ENDIAN); CI(use_icache, USE_ICACHE); |