target/hppa: Set PC on vCPU reset

On reset:

  "The CPU begins fetching instructions from address 0xf0000004.
   This address is in PDC space."

Switch vCPUs to 32-bit mode (PSW_W bit is not set) and start
execution at address 0xf0000004.

Signed-off-by: Helge Deller <deller@gmx.de>
Co-developed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20241231190620.24442-6-philmd@linaro.org>

diff --git a/target/hppa/cpu.c b/target/hppa/cpu.c
index dbd468428415ff886434dd83deebcad1a642bbe6..7278b7ca6b5558e193715822657cc6f84b82b710 100644 (file)
--- a/target/hppa/cpu.c
+++ b/target/hppa/cpu.c
@@ -205,6 +205,7 @@ static void hppa_cpu_reset_hold(Object *obj, ResetType type)
     }
     cs->exception_index = -1;
     cs->halted = 0;
+    cpu_set_pc(cs, 0xf0000004);
 
     memset(env, 0, offsetof(CPUHPPAState, end_reset_fields));