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));
MTIVOR(2, ppc_exc_vector_address(ASM_PROT_VECTOR));
MTIVOR(3, ppc_exc_vector_address(ASM_ISI_VECTOR));
MTIVOR(4, ppc_exc_vector_address(ASM_EXT_VECTOR));
MTIVOR(5, ppc_exc_vector_address(ASM_ALIGN_VECTOR));
MTIVOR(6, ppc_exc_vector_address(ASM_PROG_VECTOR));
MTIVOR(7, ppc_exc_vector_address(ASM_FLOAT_VECTOR));
MTIVOR(8, ppc_exc_vector_address(ASM_SYS_VECTOR));
MTIVOR(9, ppc_exc_vector_address(ASM_BOOKE_APU_VECTOR));
MTIVOR(10, ppc_exc_vector_address(ASM_BOOKE_DEC_VECTOR));
MTIVOR(11, ppc_exc_vector_address(ASM_BOOKE_FIT_VECTOR));
MTIVOR(12, ppc_exc_vector_address(ASM_BOOKE_WDOG_VECTOR));
MTIVOR(13, ppc_exc_vector_address(ASM_BOOKE_DTLBMISS_VECTOR));
MTIVOR(14, ppc_exc_vector_address(ASM_BOOKE_ITLBMISS_VECTOR));
MTIVOR(15, ppc_exc_vector_address(ASM_BOOKE_DEBUG_VECTOR));
if (ppc_cpu_is_e200() || ppc_cpu_is_e500()) {
MTIVOR(32, ppc_exc_vector_address(ASM_E500_SPE_UNAVAILABLE_VECTOR));
MTIVOR(33, ppc_exc_vector_address(ASM_E500_EMB_FP_DATA_VECTOR));
MTIVOR(34, ppc_exc_vector_address(ASM_E500_EMB_FP_ROUND_VECTOR));
}
if (ppc_cpu_is_e500()) {
MTIVOR(35, ppc_exc_vector_address(ASM_E500_PERFMON_VECTOR));
}
}
void *ppc_exc_vector_address(unsigned vector)
{
uintptr_t vector_base = 0xfff00000;
uintptr_t vector_offset = vector << 8;
if (ppc_cpu_has_altivec()) {
if (vector == ASM_60X_VEC_VECTOR) {
vector_offset = ASM_60X_VEC_VECTOR_OFFSET;
}
}
if (ppc_cpu_is(PPC_405)) {
switch (vector) {
case ASM_BOOKE_FIT_VECTOR:
vector_offset = ASM_PPC405_FIT_VECTOR_OFFSET;
break;
case ASM_BOOKE_WDOG_VECTOR:
vector_offset = ASM_PPC405_WDOG_VECTOR_OFFSET;
break;
case ASM_TRACE_VECTOR:
vector_offset = ASM_PPC405_TRACE_VECTOR_OFFSET;
break;
case ASM_PPC405_APU_UNAVAIL_VECTOR:
vector_offset = ASM_60X_VEC_VECTOR_OFFSET;
default:
break;
}
}
if (
ppc_cpu_is_bookE() == PPC_BOOKE_STD
|| ppc_cpu_is_bookE() == PPC_BOOKE_E500
) {
if (vector < sizeof(ivor_values) / sizeof(ivor_values [0])) {
vector_offset = ((uintptr_t) ivor_values [vector]) << 4;
} else {
vector_offset = 0;
}
}
if (bsp_exceptions_in_RAM) {
vector_base = ppc_exc_vector_base;
}
return (void *) (vector_base + vector_offset);
}