* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+#include "qemu/osdep.h"
#include "cpu.h"
#include "exec/exec-all.h"
#include "exec/gdbstub.h"
cc->gdb_num_core_regs = config->gdb_regmap.num_regs;
}
+void xtensa_finalize_config(XtensaConfig *config)
+{
+ unsigned i, n = 0;
+
+ if (config->gdb_regmap.num_regs) {
+ return;
+ }
+
+ for (i = 0; config->gdb_regmap.reg[i].targno >= 0; ++i) {
+ n += (config->gdb_regmap.reg[i].type != 6);
+ }
+ config->gdb_regmap.num_regs = n;
+}
+
void xtensa_register_core(XtensaConfigList *node)
{
TypeInfo type = {
return 0;
}
-void xtensa_breakpoint_handler(CPUXtensaState *env)
+void xtensa_breakpoint_handler(CPUState *cs)
{
- if (env->watchpoint_hit) {
- if (env->watchpoint_hit->flags & BP_CPU) {
+ XtensaCPU *cpu = XTENSA_CPU(cs);
+ CPUXtensaState *env = &cpu->env;
+
+ if (cs->watchpoint_hit) {
+ if (cs->watchpoint_hit->flags & BP_CPU) {
uint32_t cause;
- env->watchpoint_hit = NULL;
+ cs->watchpoint_hit = NULL;
cause = check_hw_breakpoints(env);
if (cause) {
debug_exception_env(env, cause);
}
- cpu_resume_from_signal(env, NULL);
+ cpu_loop_exit_noexc(cs);
}
}
}
(env->config->level_mask[level] &
env->sregs[INTSET] &
env->sregs[INTENABLE])) {
+ CPUState *cs = CPU(xtensa_env_get_cpu(env));
+
if (level > 1) {
env->sregs[EPC1 + level - 1] = env->pc;
env->sregs[EPS2 + level - 2] = env->sregs[PS];
} else {
env->sregs[EPC1] = env->pc;
}
- env->exception_index = EXC_DOUBLE;
+ cs->exception_index = EXC_DOUBLE;
} else {
env->sregs[EPC1] = env->pc;
- env->exception_index =
+ cs->exception_index =
(env->sregs[PS] & PS_UM) ? EXC_USER : EXC_KERNEL;
}
env->sregs[PS] |= PS_EXCM;
XtensaCPU *cpu = XTENSA_CPU(cs);
CPUXtensaState *env = &cpu->env;
- if (env->exception_index == EXC_IRQ) {
+ if (cs->exception_index == EXC_IRQ) {
qemu_log_mask(CPU_LOG_INT,
"%s(EXC_IRQ) level = %d, cintlevel = %d, "
"pc = %08x, a0 = %08x, ps = %08x, "
handle_interrupt(env);
}
- switch (env->exception_index) {
+ switch (cs->exception_index) {
case EXC_WINDOW_OVERFLOW4:
case EXC_WINDOW_UNDERFLOW4:
case EXC_WINDOW_OVERFLOW8:
case EXC_DEBUG:
qemu_log_mask(CPU_LOG_INT, "%s(%d) "
"pc = %08x, a0 = %08x, ps = %08x, ccount = %08x\n",
- __func__, env->exception_index,
+ __func__, cs->exception_index,
env->pc, env->regs[0], env->sregs[PS], env->sregs[CCOUNT]);
- if (env->config->exception_vector[env->exception_index]) {
+ if (env->config->exception_vector[cs->exception_index]) {
env->pc = relocated_vector(env,
- env->config->exception_vector[env->exception_index]);
+ env->config->exception_vector[cs->exception_index]);
env->exception_taken = 1;
} else {
- qemu_log("%s(pc = %08x) bad exception_index: %d\n",
- __func__, env->pc, env->exception_index);
+ qemu_log_mask(CPU_LOG_INT, "%s(pc = %08x) bad exception_index: %d\n",
+ __func__, env->pc, cs->exception_index);
}
break;
default:
qemu_log("%s(pc = %08x) unknown exception_index: %d\n",
- __func__, env->pc, env->exception_index);
+ __func__, env->pc, cs->exception_index);
break;
}
check_interrupts(env);
}
+bool xtensa_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
+{
+ if (interrupt_request & CPU_INTERRUPT_HARD) {
+ cs->exception_index = EXC_IRQ;
+ xtensa_cpu_do_interrupt(cs);
+ return true;
+ }
+ return false;
+}
+
static void reset_tlb_mmu_all_ways(CPUXtensaState *env,
const xtensa_tlb *tlb, xtensa_tlb_entry entry[][MAX_TLB_WAY_SIZE])
{
wi = ++env->autorefill_idx & 0x3;
xtensa_tlb_set_entry(env, dtlb, wi, ei, vpn, pte);
env->sregs[EXCVADDR] = vaddr;
- qemu_log("%s: autorefill(%08x): %08x -> %08x\n",
- __func__, vaddr, vpn, pte);
+ qemu_log_mask(CPU_LOG_MMU, "%s: autorefill(%08x): %08x -> %08x\n",
+ __func__, vaddr, vpn, pte);
} else {
xtensa_tlb_set_entry_mmu(env, &tmp_entry, dtlb, wi, ei, vpn, pte);
entry = &tmp_entry;
static int get_pte(CPUXtensaState *env, uint32_t vaddr, uint32_t *pte)
{
- CPUState *cs = ENV_GET_CPU(env);
+ CPUState *cs = CPU(xtensa_env_get_cpu(env));
uint32_t paddr;
uint32_t page_size;
unsigned access;
int ret = get_physical_addr_mmu(env, false, pt_vaddr, 0, 0,
&paddr, &page_size, &access, false);
- qemu_log("%s: trying autorefill(%08x) -> %08x\n", __func__,
- vaddr, ret ? ~0 : paddr);
+ qemu_log_mask(CPU_LOG_MMU, "%s: trying autorefill(%08x) -> %08x\n",
+ __func__, vaddr, ret ? ~0 : paddr);
if (ret == 0) {
*pte = ldl_phys(cs->as, paddr);