From aa6fb65746c90496c3829fd49f86c7b059c4b846 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Wed, 24 Jan 2024 11:16:38 +0100 Subject: [PATCH] accel/tcg: Introduce TCGCPUOps::cpu_exec_halt() handler MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit In order to make accel/tcg/ target agnostic, introduce the cpu_exec_halt() handler. Reviewed-by: Anton Johansson Reviewed-by: Richard Henderson Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20240124101639.30056-9-philmd@linaro.org> Signed-off-by: Richard Henderson --- accel/tcg/cpu-exec.c | 5 +++++ include/hw/core/tcg-cpu-ops.h | 2 ++ 2 files changed, 7 insertions(+) diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c index 75f7ba7bed..82627b12b8 100644 --- a/accel/tcg/cpu-exec.c +++ b/accel/tcg/cpu-exec.c @@ -664,6 +664,8 @@ static inline bool cpu_handle_halt(CPUState *cpu) { #ifndef CONFIG_USER_ONLY if (cpu->halted) { + const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops; + #if defined(TARGET_I386) if (cpu->interrupt_request & CPU_INTERRUPT_POLL) { X86CPU *x86_cpu = X86_CPU(cpu); @@ -673,6 +675,9 @@ static inline bool cpu_handle_halt(CPUState *cpu) bql_unlock(); } #endif /* TARGET_I386 */ + if (tcg_ops->cpu_exec_halt) { + tcg_ops->cpu_exec_halt(cpu); + } if (!cpu_has_work(cpu)) { return true; } diff --git a/include/hw/core/tcg-cpu-ops.h b/include/hw/core/tcg-cpu-ops.h index 013867b890..bf8ff8e3ee 100644 --- a/include/hw/core/tcg-cpu-ops.h +++ b/include/hw/core/tcg-cpu-ops.h @@ -112,6 +112,8 @@ struct TCGCPUOps { void (*do_interrupt)(CPUState *cpu); /** @cpu_exec_interrupt: Callback for processing interrupts in cpu_exec */ bool (*cpu_exec_interrupt)(CPUState *cpu, int interrupt_request); + /** @cpu_exec_halt: Callback for handling halt in cpu_exec */ + void (*cpu_exec_halt)(CPUState *cpu); /** * @tlb_fill: Handle a softmmu tlb miss * -- 2.39.2