diff options
Diffstat (limited to 'sim/mips/sky-pke.c')
| -rw-r--r-- | sim/mips/sky-pke.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/sim/mips/sky-pke.c b/sim/mips/sky-pke.c index e89385f..9a2c151 100644 --- a/sim/mips/sky-pke.c +++ b/sim/mips/sky-pke.c @@ -594,7 +594,6 @@ pke_issue(SIM_DESC sd, struct pke_device* me) /* store word in PKECODE register */ me->regs[PKE_REG_CODE][0] = fw; - /* 2 -- test go / no-go for PKE execution */ /* switch on STAT:PSS if PSS-pending and in idle state */ @@ -633,6 +632,15 @@ pke_issue(SIM_DESC sd, struct pke_device* me) /* handle interrupts */ if(intr) { + /* check to see if the interrupt bit is being used for a breakpoint */ + if (is_vif_breakpoint ((fqw->source_address & ~15) | (me->qw_pc << 2))) + { + sim_cpu *cpu = STATE_CPU (sd, 0); + unsigned_4 pc_addr = (fqw->source_address & ~15) | (me->qw_pc << 2); + + sim_engine_halt (sd, cpu, NULL, pc_addr, sim_stopped, SIM_SIGTRAP); + } + /* are we resuming an interrupt-stalled instruction? */ if(me->flags & PKE_FLAG_INT_NOLOOP) { @@ -735,13 +743,6 @@ pke_issue(SIM_DESC sd, struct pke_device* me) pke_code_mpg(me, fw); else if(me->pke_number == 1 && IS_PKE_CMD(cmd, MSKPATH3)) pke_code_mskpath3(me, fw); - else if(cmd == TXVU_VIF_BRK_MASK) - { - sim_cpu *cpu = STATE_CPU (sd, 0); - unsigned_4 pc_addr = (fqw->source_address & ~15) | (me->qw_pc << 2); - - sim_engine_halt (sd, cpu, NULL, pc_addr, sim_stopped, SIM_SIGTRAP); - } /* ... no other commands ... */ else pke_code_error(me, fw); |