diff options
Diffstat (limited to 'accel')
| -rw-r--r-- | accel/tcg/tcg-all.c | 26 | ||||
| -rw-r--r-- | accel/tcg/tcg-cpus.c | 28 |
2 files changed, 28 insertions, 26 deletions
diff --git a/accel/tcg/tcg-all.c b/accel/tcg/tcg-all.c index 000fe4dbd9..fa1208158f 100644 --- a/accel/tcg/tcg-all.c +++ b/accel/tcg/tcg-all.c @@ -47,31 +47,6 @@ typedef struct TCGState TCGState; DECLARE_INSTANCE_CHECKER(TCGState, TCG_STATE, TYPE_TCG_ACCEL) -/* mask must never be zero, except for A20 change call */ -static void tcg_handle_interrupt(CPUState *cpu, int mask) -{ - int old_mask; - g_assert(qemu_mutex_iothread_locked()); - - old_mask = cpu->interrupt_request; - cpu->interrupt_request |= mask; - - /* - * If called from iothread context, wake the target cpu in - * case its halted. - */ - if (!qemu_cpu_is_self(cpu)) { - qemu_cpu_kick(cpu); - } else { - qatomic_set(&cpu_neg(cpu)->icount_decr.u16.high, -1); - if (icount_enabled() && - !cpu->can_do_io - && (mask & ~old_mask) != 0) { - cpu_abort(cpu, "Raised interrupt while not in I/O function"); - } - } -} - /* * We default to false if we know other options have been enabled * which are currently incompatible with MTTCG. Otherwise when each @@ -128,7 +103,6 @@ static int tcg_init(MachineState *ms) TCGState *s = TCG_STATE(current_accel()); tcg_exec_init(s->tb_size * 1024 * 1024); - cpu_interrupt_handler = tcg_handle_interrupt; mttcg_enabled = s->mttcg_enabled; cpus_register_accel(&tcg_cpus); diff --git a/accel/tcg/tcg-cpus.c b/accel/tcg/tcg-cpus.c index 4f15c7f0de..cedd1e6c4f 100644 --- a/accel/tcg/tcg-cpus.c +++ b/accel/tcg/tcg-cpus.c @@ -543,9 +543,37 @@ static int64_t tcg_get_elapsed_ticks(void) return cpu_get_ticks(); } +/* mask must never be zero, except for A20 change call */ +static void tcg_handle_interrupt(CPUState *cpu, int mask) +{ + int old_mask; + g_assert(qemu_mutex_iothread_locked()); + + old_mask = cpu->interrupt_request; + cpu->interrupt_request |= mask; + + /* + * If called from iothread context, wake the target cpu in + * case its halted. + */ + if (!qemu_cpu_is_self(cpu)) { + qemu_cpu_kick(cpu); + } else { + qatomic_set(&cpu_neg(cpu)->icount_decr.u16.high, -1); + if (icount_enabled() && + !cpu->can_do_io + && (mask & ~old_mask) != 0) { + cpu_abort(cpu, "Raised interrupt while not in I/O function"); + } + } +} + const CpusAccel tcg_cpus = { .create_vcpu_thread = tcg_start_vcpu_thread, .kick_vcpu_thread = tcg_kick_vcpu_thread, + + .handle_interrupt = tcg_handle_interrupt, + .get_virtual_clock = tcg_get_virtual_clock, .get_elapsed_ticks = tcg_get_elapsed_ticks, }; |