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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2010-12-29 10:48:08 +0000 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2010-12-29 10:48:08 +0000 |
commit | 4e9d8ea6020850848fabdfa30671653fcc2481f0 (patch) | |
tree | 1955ca7944fd93a6739a0e5443467de7d852b8f0 /c/src/lib/libcpu/powerpc/new-exceptions/bspsupport/ppc_exc_initialize.c | |
parent | 2010-12-29 Sebastian Huber <sebastian.huber@embedded-brains.de> (diff) | |
download | rtems-4e9d8ea6020850848fabdfa30671653fcc2481f0.tar.bz2 |
2010-12-29 Sebastian Huber <sebastian.huber@embedded-brains.de>
* new-exceptions/bspsupport/ppc_exc_address.c,
new-exceptions/bspsupport/ppc_exc_initialize.c: Fixed IVOR handling for
e200z0 and e200z1.
Diffstat (limited to '')
-rw-r--r-- | c/src/lib/libcpu/powerpc/new-exceptions/bspsupport/ppc_exc_initialize.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/c/src/lib/libcpu/powerpc/new-exceptions/bspsupport/ppc_exc_initialize.c b/c/src/lib/libcpu/powerpc/new-exceptions/bspsupport/ppc_exc_initialize.c index 72d886f3d4..8e8cdc18d1 100644 --- a/c/src/lib/libcpu/powerpc/new-exceptions/bspsupport/ppc_exc_initialize.c +++ b/c/src/lib/libcpu/powerpc/new-exceptions/bspsupport/ppc_exc_initialize.c @@ -38,6 +38,14 @@ static void ppc_exc_initialize_booke(void) /* Interupt vector prefix register */ MTIVPR(ppc_exc_vector_base); + if (ppc_cpu_is(PPC_e200z0) || ppc_cpu_is(PPC_e200z1)) { + /* + * These cores have hard wired IVOR registers. An access will case a + * program exception. + */ + return; + } + /* Interupt vector offset registers */ MTIVOR(0, ppc_exc_vector_address(ASM_BOOKE_CRIT_VECTOR)); MTIVOR(1, ppc_exc_vector_address(ASM_MACH_VECTOR)); |