2 * Functions related to disassembly from the monitor
4 * SPDX-License-Identifier: GPL-2.0-or-later
7 #include "qemu/osdep.h"
8 #include "disas-internal.h"
9 #include "disas/disas.h"
10 #include "exec/memory.h"
11 #include "hw/core/cpu.h"
12 #include "monitor/monitor.h"
15 physical_read_memory(bfd_vma memaddr, bfd_byte *myaddr, int length,
16 struct disassemble_info *info)
18 CPUDebug *s = container_of(info, CPUDebug, info);
21 res = address_space_read(s->cpu->as, memaddr, MEMTXATTRS_UNSPECIFIED,
23 return res == MEMTX_OK ? 0 : EIO;
26 /* Disassembler for the monitor. */
27 void monitor_disas(Monitor *mon, CPUState *cpu, uint64_t pc,
28 int nb_insn, bool is_physical)
32 g_autoptr(GString) ds = g_string_new("");
34 disas_initialize_debug_target(&s, cpu);
35 s.info.fprintf_func = disas_gstring_printf;
36 s.info.stream = (FILE *)ds; /* abuse this slot */
39 s.info.read_memory_func = physical_read_memory;
41 s.info.buffer_vma = pc;
43 if (s.info.cap_arch >= 0 && cap_disas_monitor(&s.info, pc, nb_insn)) {
44 monitor_puts(mon, ds->str);
48 if (!s.info.print_insn) {
49 monitor_printf(mon, "0x%08" PRIx64
50 ": Asm output not supported on this arch\n", pc);
54 for (i = 0; i < nb_insn; i++) {
55 g_string_append_printf(ds, "0x%08" PRIx64 ": ", pc);
56 count = s.info.print_insn(pc, &s.info);
57 g_string_append_c(ds, '\n');
64 monitor_puts(mon, ds->str);