fridtjof/qemu-cr16
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

target/rx: call plugin trap callbacks

Browse source 
We recently introduced API for registering callbacks for trap related
events as well as the corresponding hook functions. Due to differences
between architectures, the latter need to be called from target specific
code.

This change places hooks for Renesas Xtreme targets.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Yoshinori Sato <yoshinori.sato@nifty.com>
Signed-off-by: Julian Ganz <neither@nut.email>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20251027110344.2289945-24-alex.bennee@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
This commit is contained in:
Julian Ganz 2025-10-27 11:03:30 +00:00 • committed by Alex Bennée
parent 081aaba705
commit dde21df239
1 changed files with 12 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

12
target/rx/helper.c
View file

@ -22,6 +22,7 @@
#include "exec/log.h"
#include "accel/tcg/cpu-ldst.h"
#include "hw/irq.h"
#include "qemu/plugin.h"
void rx_cpu_unpack_psw(CPURXState *env, uint32_t psw, int rte)
{
@ -46,6 +47,7 @@ void rx_cpu_do_interrupt(CPUState *cs)
CPURXState *env = cpu_env(cs);
int do_irq = cpu_test_interrupt(cs, INT_FLAGS);
uint32_t save_psw;
uint64_t last_pc = env->pc;
env->in_sleep = 0;
@ -65,6 +67,7 @@ void rx_cpu_do_interrupt(CPUState *cs)
env->psw_ipl = 15;
cpu_reset_interrupt(cs, CPU_INTERRUPT_FIR);
qemu_set_irq(env->ack, env->ack_irq);
qemu_plugin_vcpu_interrupt_cb(cs, last_pc);
qemu_log_mask(CPU_LOG_INT, "fast interrupt raised\n");
} else if (do_irq & CPU_INTERRUPT_HARD) {
env->isp -= 4;
@ -75,6 +78,7 @@ void rx_cpu_do_interrupt(CPUState *cs)
env->psw_ipl = env->ack_ipl;
cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
qemu_set_irq(env->ack, env->ack_irq);
qemu_plugin_vcpu_interrupt_cb(cs, last_pc);
qemu_log_mask(CPU_LOG_INT,
"interrupt 0x%02x raised\n", env->ack_irq);
}
@ -92,6 +96,14 @@ void rx_cpu_do_interrupt(CPUState *cs)
} else {
env->pc = cpu_ldl_data(env, env->intb + (vec & 0xff) * 4);
}
if (vec == 30) {
/* Non-maskable interrupt */
qemu_plugin_vcpu_interrupt_cb(cs, last_pc);
} else {
qemu_plugin_vcpu_exception_cb(cs, last_pc);
}
switch (vec) {
case 20:
expname = "privilege violation";