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[13/22] target/xtensa: Create IRQs *after* accelerator vCPU is realized

Message ID 20230918160257.30127-14-philmd@linaro.org
State New
Headers show
Series exec/cpu: Call cpu_exec_realizefn() once in cpu_common_realize() | expand

Commit Message

Philippe Mathieu-Daudé Sept. 18, 2023, 4:02 p.m. UTC 
Architecture specific hardware doesn't have a particular dependency
on the accelerator vCPU (created with cpu_exec_realizefn), and can
be initialized *after* the vCPU is realized. Doing so allows further
generic API simplification (in few commits).

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 target/xtensa/cpu.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Comments

Richard Henderson Sept. 29, 2023, 9:21 p.m. UTC | #1 
On 9/18/23 09:02, Philippe Mathieu-Daudé wrote:
> Architecture specific hardware doesn't have a particular dependency
> on the accelerator vCPU (created with cpu_exec_realizefn), and can
> be initialized*after*  the vCPU is realized. Doing so allows further
> generic API simplification (in few commits).
> 
> Signed-off-by: Philippe Mathieu-Daudé<philmd@linaro.org>
> ---
>   target/xtensa/cpu.c | 8 ++++----
>   1 file changed, 4 insertions(+), 4 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~
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Patch

diff --git a/target/xtensa/cpu.c b/target/xtensa/cpu.c
index 300d19d45c..bbfd2d42a8 100644
--- a/target/xtensa/cpu.c
+++ b/target/xtensa/cpu.c
@@ -162,10 +162,6 @@  static void xtensa_cpu_realizefn(DeviceState *dev, Error **errp)
     XtensaCPUClass *xcc = XTENSA_CPU_GET_CLASS(dev);
     Error *local_err = NULL;
 
-#ifndef CONFIG_USER_ONLY
-    xtensa_irq_init(&XTENSA_CPU(dev)->env);
-#endif
-
     cpu_exec_realizefn(cs, &local_err);
     if (local_err != NULL) {
         error_propagate(errp, local_err);
@@ -174,6 +170,10 @@  static void xtensa_cpu_realizefn(DeviceState *dev, Error **errp)
 
     cs->gdb_num_regs = xcc->config->gdb_regmap.num_regs;
 
+#ifndef CONFIG_USER_ONLY
+    xtensa_irq_init(&XTENSA_CPU(dev)->env);
+#endif
+
     xcc->parent_realize(dev, errp);
 }