| /* |
| * Human Monitor Interface commands |
| * |
| * Copyright IBM, Corp. 2011 |
| * |
| * Authors: |
| * Anthony Liguori <aliguori@us.ibm.com> |
| * |
| * This work is licensed under the terms of the GNU GPL, version 2. See |
| * the COPYING file in the top-level directory. |
| * |
| * Contributions after 2012-01-13 are licensed under the terms of the |
| * GNU GPL, version 2 or (at your option) any later version. |
| */ |
| |
| #include "qemu/osdep.h" |
| #include "system/address-spaces.h" |
| #include "system/ioport.h" |
| #include "exec/gdbstub.h" |
| #include "exec/target_page.h" |
| #include "gdbstub/enums.h" |
| #include "monitor/hmp.h" |
| #include "qemu/help_option.h" |
| #include "monitor/hmp.h" |
| #include "monitor/hmp-target.h" |
| #include "monitor/monitor-internal.h" |
| #include "qapi/error.h" |
| #include "qapi/qapi-commands-control.h" |
| #include "qapi/qapi-commands-machine.h" |
| #include "qapi/qapi-commands-misc.h" |
| #include "qobject/qdict.h" |
| #include "qemu/cutils.h" |
| #include "qemu/log.h" |
| #include "system/hw_accel.h" |
| #include "system/memory.h" |
| #include "system/system.h" |
| #include "disas/disas.h" |
| |
| bool hmp_handle_error(Monitor *mon, Error *err) |
| { |
| if (err) { |
| error_reportf_err(err, "Error: "); |
| return true; |
| } |
| return false; |
| } |
| |
| /* |
| * Split @str at comma. |
| * A null @str defaults to "". |
| */ |
| strList *hmp_split_at_comma(const char *str) |
| { |
| char **split = g_strsplit(str ?: "", ",", -1); |
| strList *res = NULL; |
| strList **tail = &res; |
| int i; |
| |
| for (i = 0; split[i]; i++) { |
| QAPI_LIST_APPEND(tail, split[i]); |
| } |
| |
| g_free(split); |
| return res; |
| } |
| |
| void hmp_info_name(Monitor *mon, const QDict *qdict) |
| { |
| NameInfo *info; |
| |
| info = qmp_query_name(NULL); |
| if (info->name) { |
| monitor_printf(mon, "%s\n", info->name); |
| } |
| qapi_free_NameInfo(info); |
| } |
| |
| void hmp_info_version(Monitor *mon, const QDict *qdict) |
| { |
| VersionInfo *info; |
| |
| info = qmp_query_version(NULL); |
| |
| monitor_printf(mon, "%" PRId64 ".%" PRId64 ".%" PRId64 "%s\n", |
| info->qemu->major, info->qemu->minor, info->qemu->micro, |
| info->package); |
| |
| qapi_free_VersionInfo(info); |
| } |
| |
| void hmp_quit(Monitor *mon, const QDict *qdict) |
| { |
| monitor_suspend(mon); |
| qmp_quit(NULL); |
| } |
| |
| void hmp_stop(Monitor *mon, const QDict *qdict) |
| { |
| qmp_stop(NULL); |
| } |
| |
| void hmp_sync_profile(Monitor *mon, const QDict *qdict) |
| { |
| const char *op = qdict_get_try_str(qdict, "op"); |
| |
| if (op == NULL) { |
| bool on = qsp_is_enabled(); |
| |
| monitor_printf(mon, "sync-profile is %s\n", on ? "on" : "off"); |
| return; |
| } |
| if (!strcmp(op, "on")) { |
| qsp_enable(); |
| } else if (!strcmp(op, "off")) { |
| qsp_disable(); |
| } else if (!strcmp(op, "reset")) { |
| qsp_reset(); |
| } else { |
| Error *err = NULL; |
| |
| error_setg(&err, "invalid parameter '%s'," |
| " expecting 'on', 'off', or 'reset'", op); |
| hmp_handle_error(mon, err); |
| } |
| } |
| |
| void hmp_exit_preconfig(Monitor *mon, const QDict *qdict) |
| { |
| Error *err = NULL; |
| |
| qmp_x_exit_preconfig(&err); |
| hmp_handle_error(mon, err); |
| } |
| |
| void hmp_cpu(Monitor *mon, const QDict *qdict) |
| { |
| int64_t cpu_index; |
| |
| /* XXX: drop the monitor_set_cpu() usage when all HMP commands that |
| use it are converted to the QAPI */ |
| cpu_index = qdict_get_int(qdict, "index"); |
| if (monitor_set_cpu(mon, cpu_index) < 0) { |
| monitor_printf(mon, "invalid CPU index\n"); |
| } |
| } |
| |
| void hmp_cont(Monitor *mon, const QDict *qdict) |
| { |
| Error *err = NULL; |
| |
| qmp_cont(&err); |
| hmp_handle_error(mon, err); |
| } |
| |
| void hmp_change(Monitor *mon, const QDict *qdict) |
| { |
| const char *device = qdict_get_str(qdict, "device"); |
| const char *target = qdict_get_str(qdict, "target"); |
| const char *arg = qdict_get_try_str(qdict, "arg"); |
| const char *read_only = qdict_get_try_str(qdict, "read-only-mode"); |
| bool force = qdict_get_try_bool(qdict, "force", false); |
| Error *err = NULL; |
| |
| #ifdef CONFIG_VNC |
| if (strcmp(device, "vnc") == 0) { |
| hmp_change_vnc(mon, device, target, arg, read_only, force, &err); |
| } else |
| #endif |
| { |
| hmp_change_medium(mon, device, target, arg, read_only, force, &err); |
| } |
| |
| hmp_handle_error(mon, err); |
| } |
| |
| #ifdef CONFIG_POSIX |
| void hmp_getfd(Monitor *mon, const QDict *qdict) |
| { |
| const char *fdname = qdict_get_str(qdict, "fdname"); |
| Error *err = NULL; |
| |
| qmp_getfd(fdname, &err); |
| hmp_handle_error(mon, err); |
| } |
| #endif |
| |
| void hmp_closefd(Monitor *mon, const QDict *qdict) |
| { |
| const char *fdname = qdict_get_str(qdict, "fdname"); |
| Error *err = NULL; |
| |
| qmp_closefd(fdname, &err); |
| hmp_handle_error(mon, err); |
| } |
| |
| void hmp_info_iothreads(Monitor *mon, const QDict *qdict) |
| { |
| IOThreadInfoList *info_list = qmp_query_iothreads(NULL); |
| IOThreadInfoList *info; |
| IOThreadInfo *value; |
| |
| for (info = info_list; info; info = info->next) { |
| value = info->value; |
| monitor_printf(mon, "%s:\n", value->id); |
| monitor_printf(mon, " thread_id=%" PRId64 "\n", value->thread_id); |
| monitor_printf(mon, " poll-max-ns=%" PRId64 "\n", value->poll_max_ns); |
| monitor_printf(mon, " poll-grow=%" PRId64 "\n", value->poll_grow); |
| monitor_printf(mon, " poll-shrink=%" PRId64 "\n", value->poll_shrink); |
| monitor_printf(mon, " aio-max-batch=%" PRId64 "\n", |
| value->aio_max_batch); |
| } |
| |
| qapi_free_IOThreadInfoList(info_list); |
| } |
| |
| void hmp_help(Monitor *mon, const QDict *qdict) |
| { |
| hmp_help_cmd(mon, qdict_get_try_str(qdict, "name")); |
| } |
| |
| void hmp_info_help(Monitor *mon, const QDict *qdict) |
| { |
| hmp_help_cmd(mon, "info"); |
| } |
| |
| void hmp_info_sync_profile(Monitor *mon, const QDict *qdict) |
| { |
| int64_t max = qdict_get_try_int(qdict, "max", 10); |
| bool mean = qdict_get_try_bool(qdict, "mean", false); |
| bool coalesce = !qdict_get_try_bool(qdict, "no_coalesce", false); |
| enum QSPSortBy sort_by; |
| |
| sort_by = mean ? QSP_SORT_BY_AVG_WAIT_TIME : QSP_SORT_BY_TOTAL_WAIT_TIME; |
| qsp_report(max, sort_by, coalesce); |
| } |
| |
| void hmp_info_history(Monitor *mon, const QDict *qdict) |
| { |
| MonitorHMP *hmp_mon = container_of(mon, MonitorHMP, common); |
| int i; |
| const char *str; |
| |
| if (!hmp_mon->rs) { |
| return; |
| } |
| i = 0; |
| for(;;) { |
| str = readline_get_history(hmp_mon->rs, i); |
| if (!str) { |
| break; |
| } |
| monitor_printf(mon, "%d: '%s'\n", i, str); |
| i++; |
| } |
| } |
| |
| void hmp_logfile(Monitor *mon, const QDict *qdict) |
| { |
| Error *err = NULL; |
| |
| if (!qemu_set_log_filename(qdict_get_str(qdict, "filename"), &err)) { |
| error_report_err(err); |
| } |
| } |
| |
| void hmp_log(Monitor *mon, const QDict *qdict) |
| { |
| int mask; |
| const char *items = qdict_get_str(qdict, "items"); |
| Error *err = NULL; |
| |
| if (!strcmp(items, "none")) { |
| mask = 0; |
| } else { |
| mask = qemu_str_to_log_mask(items); |
| if (!mask) { |
| hmp_help_cmd(mon, "log"); |
| return; |
| } |
| } |
| |
| if (!qemu_set_log(mask, &err)) { |
| error_report_err(err); |
| } |
| } |
| |
| void hmp_gdbserver(Monitor *mon, const QDict *qdict) |
| { |
| Error *err = NULL; |
| const char *device = qdict_get_try_str(qdict, "device"); |
| |
| if (!device) { |
| device = "tcp::" DEFAULT_GDBSTUB_PORT; |
| } |
| |
| if (!gdbserver_start(device, &err)) { |
| error_report_err(err); |
| } else if (strcmp(device, "none") == 0) { |
| monitor_printf(mon, "Disabled gdbserver\n"); |
| } else { |
| monitor_printf(mon, "Waiting for gdb connection on device '%s'\n", |
| device); |
| } |
| } |
| |
| void hmp_print(Monitor *mon, const QDict *qdict) |
| { |
| int format = qdict_get_int(qdict, "format"); |
| hwaddr val = qdict_get_int(qdict, "val"); |
| |
| switch(format) { |
| case 'o': |
| monitor_printf(mon, "%#" HWADDR_PRIo, val); |
| break; |
| case 'x': |
| monitor_printf(mon, "%#" HWADDR_PRIx, val); |
| break; |
| case 'u': |
| monitor_printf(mon, "%" HWADDR_PRIu, val); |
| break; |
| default: |
| case 'd': |
| monitor_printf(mon, "%" HWADDR_PRId, val); |
| break; |
| case 'c': |
| monitor_printc(mon, val); |
| break; |
| } |
| monitor_printf(mon, "\n"); |
| } |
| |
| void hmp_sum(Monitor *mon, const QDict *qdict) |
| { |
| uint32_t addr; |
| uint16_t sum; |
| uint32_t start = qdict_get_int(qdict, "start"); |
| uint32_t size = qdict_get_int(qdict, "size"); |
| |
| sum = 0; |
| for(addr = start; addr < (start + size); addr++) { |
| uint8_t val = address_space_ldub(&address_space_memory, addr, |
| MEMTXATTRS_UNSPECIFIED, NULL); |
| /* BSD sum algorithm ('sum' Unix command) */ |
| sum = (sum >> 1) | (sum << 15); |
| sum += val; |
| } |
| monitor_printf(mon, "%05d\n", sum); |
| } |
| |
| void hmp_ioport_read(Monitor *mon, const QDict *qdict) |
| { |
| int size = qdict_get_int(qdict, "size"); |
| int addr = qdict_get_int(qdict, "addr"); |
| int has_index = qdict_haskey(qdict, "index"); |
| uint32_t val; |
| int suffix; |
| |
| if (has_index) { |
| int index = qdict_get_int(qdict, "index"); |
| cpu_outb(addr & IOPORTS_MASK, index & 0xff); |
| addr++; |
| } |
| addr &= 0xffff; |
| |
| switch(size) { |
| default: |
| case 1: |
| val = cpu_inb(addr); |
| suffix = 'b'; |
| break; |
| case 2: |
| val = cpu_inw(addr); |
| suffix = 'w'; |
| break; |
| case 4: |
| val = cpu_inl(addr); |
| suffix = 'l'; |
| break; |
| } |
| monitor_printf(mon, "port%c[0x%04x] = 0x%0*x\n", |
| suffix, addr, size * 2, val); |
| } |
| |
| void hmp_ioport_write(Monitor *mon, const QDict *qdict) |
| { |
| int size = qdict_get_int(qdict, "size"); |
| int addr = qdict_get_int(qdict, "addr"); |
| int val = qdict_get_int(qdict, "val"); |
| |
| addr &= IOPORTS_MASK; |
| |
| switch (size) { |
| default: |
| case 1: |
| cpu_outb(addr, val); |
| break; |
| case 2: |
| cpu_outw(addr, val); |
| break; |
| case 4: |
| cpu_outl(addr, val); |
| break; |
| } |
| } |
| |
| void hmp_boot_set(Monitor *mon, const QDict *qdict) |
| { |
| Error *local_err = NULL; |
| const char *bootdevice = qdict_get_str(qdict, "bootdevice"); |
| |
| qemu_boot_set(bootdevice, &local_err); |
| if (local_err) { |
| error_report_err(local_err); |
| } else { |
| monitor_printf(mon, "boot device list now set to %s\n", bootdevice); |
| } |
| } |
| |
| void hmp_info_mtree(Monitor *mon, const QDict *qdict) |
| { |
| bool flatview = qdict_get_try_bool(qdict, "flatview", false); |
| bool dispatch_tree = qdict_get_try_bool(qdict, "dispatch_tree", false); |
| bool owner = qdict_get_try_bool(qdict, "owner", false); |
| bool disabled = qdict_get_try_bool(qdict, "disabled", false); |
| |
| mtree_info(flatview, dispatch_tree, owner, disabled); |
| } |
| |
| #if defined(CONFIG_FDT) |
| void hmp_dumpdtb(Monitor *mon, const QDict *qdict) |
| { |
| const char *filename = qdict_get_str(qdict, "filename"); |
| Error *local_err = NULL; |
| |
| qmp_dumpdtb(filename, &local_err); |
| |
| if (hmp_handle_error(mon, local_err)) { |
| return; |
| } |
| |
| monitor_printf(mon, "DTB dumped to '%s'\n", filename); |
| } |
| #endif |
| |
| /* Set the current CPU defined by the user. Callers must hold BQL. */ |
| int monitor_set_cpu(Monitor *mon, int cpu_index) |
| { |
| CPUState *cpu; |
| |
| cpu = qemu_get_cpu(cpu_index); |
| if (cpu == NULL) { |
| return -1; |
| } |
| g_free(mon->mon_cpu_path); |
| mon->mon_cpu_path = object_get_canonical_path(OBJECT(cpu)); |
| return 0; |
| } |
| |
| /* Callers must hold BQL. */ |
| static CPUState *mon_get_cpu_sync(Monitor *mon, bool synchronize) |
| { |
| CPUState *cpu = NULL; |
| |
| if (mon->mon_cpu_path) { |
| cpu = (CPUState *) object_resolve_path_type(mon->mon_cpu_path, |
| TYPE_CPU, NULL); |
| if (!cpu) { |
| g_free(mon->mon_cpu_path); |
| mon->mon_cpu_path = NULL; |
| } |
| } |
| if (!mon->mon_cpu_path) { |
| if (!first_cpu) { |
| return NULL; |
| } |
| monitor_set_cpu(mon, first_cpu->cpu_index); |
| cpu = first_cpu; |
| } |
| assert(cpu != NULL); |
| if (synchronize) { |
| cpu_synchronize_state(cpu); |
| } |
| return cpu; |
| } |
| |
| CPUState *mon_get_cpu(Monitor *mon) |
| { |
| return mon_get_cpu_sync(mon, true); |
| } |
| |
| CPUArchState *mon_get_cpu_env(Monitor *mon) |
| { |
| CPUState *cs = mon_get_cpu(mon); |
| |
| return cs ? cpu_env(cs) : NULL; |
| } |
| |
| int monitor_get_cpu_index(Monitor *mon) |
| { |
| CPUState *cs = mon_get_cpu_sync(mon, false); |
| |
| return cs ? cs->cpu_index : UNASSIGNED_CPU_INDEX; |
| } |
| |
| void hmp_info_registers(Monitor *mon, const QDict *qdict) |
| { |
| bool all_cpus = qdict_get_try_bool(qdict, "cpustate_all", false); |
| int vcpu = qdict_get_try_int(qdict, "vcpu", -1); |
| CPUState *cs; |
| |
| if (all_cpus) { |
| CPU_FOREACH(cs) { |
| monitor_printf(mon, "\nCPU#%d\n", cs->cpu_index); |
| cpu_dump_state(cs, NULL, CPU_DUMP_FPU | CPU_DUMP_VPU); |
| } |
| } else { |
| cs = vcpu >= 0 ? qemu_get_cpu(vcpu) : mon_get_cpu(mon); |
| |
| if (!cs) { |
| if (vcpu >= 0) { |
| monitor_printf(mon, "CPU#%d not available\n", vcpu); |
| } else { |
| monitor_printf(mon, "No CPU available\n"); |
| } |
| return; |
| } |
| |
| monitor_printf(mon, "\nCPU#%d\n", cs->cpu_index); |
| cpu_dump_state(cs, NULL, CPU_DUMP_FPU | CPU_DUMP_VPU); |
| } |
| } |
| |
| static void memory_dump(Monitor *mon, int count, int format, int wsize, |
| uint64_t addr, bool is_physical) |
| { |
| int l, line_size, i, max_digits, len; |
| uint8_t buf[16]; |
| uint64_t v; |
| CPUState *cs = mon_get_cpu(mon); |
| const unsigned int addr_width = is_physical ? 8 : (target_long_bits() * 2); |
| const bool big_endian = target_big_endian(); |
| |
| if (!cs && (format == 'i' || !is_physical)) { |
| monitor_printf(mon, "Can not dump without CPU\n"); |
| return; |
| } |
| |
| if (format == 'i') { |
| monitor_disas(mon, cs, addr, count, is_physical); |
| return; |
| } |
| |
| len = wsize * count; |
| if (wsize == 1) { |
| line_size = 8; |
| } else { |
| line_size = 16; |
| } |
| max_digits = 0; |
| |
| switch (format) { |
| case 'o': |
| max_digits = DIV_ROUND_UP(wsize * 8, 3); |
| break; |
| default: |
| case 'x': |
| max_digits = (wsize * 8) / 4; |
| break; |
| case 'u': |
| case 'd': |
| max_digits = DIV_ROUND_UP(wsize * 8 * 10, 33); |
| break; |
| case 'c': |
| wsize = 1; |
| break; |
| } |
| |
| while (len > 0) { |
| monitor_printf(mon, "%0*" PRIx64 ":", addr_width, addr); |
| l = len; |
| if (l > line_size) { |
| l = line_size; |
| } |
| if (is_physical) { |
| AddressSpace *as = cs ? cs->as : &address_space_memory; |
| MemTxResult r = address_space_read(as, addr, |
| MEMTXATTRS_UNSPECIFIED, buf, l); |
| if (r != MEMTX_OK) { |
| monitor_printf(mon, " Cannot access memory\n"); |
| break; |
| } |
| } else { |
| if (cpu_memory_rw_debug(cs, addr, buf, l, 0) < 0) { |
| monitor_printf(mon, " Cannot access memory\n"); |
| break; |
| } |
| } |
| i = 0; |
| while (i < l) { |
| switch (wsize) { |
| default: |
| case 1: |
| v = ldub_p(buf + i); |
| break; |
| case 2: |
| v = (big_endian ? lduw_be_p : lduw_le_p)(buf + i); |
| break; |
| case 4: |
| v = (uint32_t)(big_endian ? ldl_be_p : ldl_le_p)(buf + i); |
| break; |
| case 8: |
| v = (big_endian ? ldq_be_p : ldq_le_p)(buf + i); |
| break; |
| } |
| monitor_printf(mon, " "); |
| switch (format) { |
| case 'o': |
| monitor_printf(mon, "0%*" PRIo64, max_digits, v); |
| break; |
| case 'x': |
| monitor_printf(mon, "0x%0*" PRIx64, max_digits, v); |
| break; |
| case 'u': |
| monitor_printf(mon, "%*" PRIu64, max_digits, v); |
| break; |
| case 'd': |
| monitor_printf(mon, "%*" PRId64, max_digits, v); |
| break; |
| case 'c': |
| monitor_printc(mon, v); |
| break; |
| } |
| i += wsize; |
| } |
| monitor_printf(mon, "\n"); |
| addr += l; |
| len -= l; |
| } |
| } |
| |
| void hmp_memory_dump(Monitor *mon, const QDict *qdict) |
| { |
| int count = qdict_get_int(qdict, "count"); |
| int format = qdict_get_int(qdict, "format"); |
| int size = qdict_get_int(qdict, "size"); |
| vaddr addr = qdict_get_int(qdict, "addr"); |
| |
| memory_dump(mon, count, format, size, addr, false); |
| } |
| |
| void hmp_physical_memory_dump(Monitor *mon, const QDict *qdict) |
| { |
| int count = qdict_get_int(qdict, "count"); |
| int format = qdict_get_int(qdict, "format"); |
| int size = qdict_get_int(qdict, "size"); |
| hwaddr addr = qdict_get_int(qdict, "addr"); |
| |
| memory_dump(mon, count, format, size, addr, true); |
| } |
| |
| void *gpa2hva(MemoryRegion **p_mr, hwaddr addr, uint64_t size, Error **errp) |
| { |
| Int128 gpa_region_size; |
| MemoryRegionSection mrs = memory_region_find(get_system_memory(), |
| addr, size); |
| |
| if (!mrs.mr) { |
| error_setg(errp, |
| "No memory is mapped at address 0x%" HWADDR_PRIx, addr); |
| return NULL; |
| } |
| |
| if (!memory_region_is_ram(mrs.mr) && !memory_region_is_romd(mrs.mr)) { |
| error_setg(errp, |
| "Memory at address 0x%" HWADDR_PRIx " is not RAM", addr); |
| memory_region_unref(mrs.mr); |
| return NULL; |
| } |
| |
| gpa_region_size = int128_make64(size); |
| if (int128_lt(mrs.size, gpa_region_size)) { |
| error_setg(errp, "Size of memory region at 0x%" HWADDR_PRIx |
| " exceeded.", addr); |
| memory_region_unref(mrs.mr); |
| return NULL; |
| } |
| |
| *p_mr = mrs.mr; |
| return qemu_map_ram_ptr(mrs.mr->ram_block, mrs.offset_within_region); |
| } |
| |
| void hmp_gpa2hva(Monitor *mon, const QDict *qdict) |
| { |
| hwaddr addr = qdict_get_int(qdict, "addr"); |
| Error *local_err = NULL; |
| MemoryRegion *mr = NULL; |
| void *ptr; |
| |
| ptr = gpa2hva(&mr, addr, 1, &local_err); |
| if (local_err) { |
| error_report_err(local_err); |
| return; |
| } |
| |
| monitor_printf(mon, "Host virtual address for 0x%" HWADDR_PRIx |
| " (%s) is %p\n", |
| addr, mr->name, ptr); |
| |
| memory_region_unref(mr); |
| } |
| |
| void hmp_gva2gpa(Monitor *mon, const QDict *qdict) |
| { |
| vaddr addr = qdict_get_int(qdict, "addr"); |
| CPUState *cs = mon_get_cpu(mon); |
| hwaddr gpa; |
| |
| if (!cs) { |
| monitor_printf(mon, "No cpu\n"); |
| return; |
| } |
| |
| gpa = cpu_get_phys_page_debug(cs, addr & TARGET_PAGE_MASK); |
| if (gpa == -1) { |
| monitor_printf(mon, "Unmapped\n"); |
| } else { |
| monitor_printf(mon, "gpa: 0x%" HWADDR_PRIx "\n", |
| gpa + (addr & ~TARGET_PAGE_MASK)); |
| } |
| } |
| |
| #ifdef CONFIG_LINUX |
| static uint64_t vtop(void *ptr, Error **errp) |
| { |
| uint64_t pinfo; |
| uint64_t ret = -1; |
| uintptr_t addr = (uintptr_t) ptr; |
| uintptr_t pagesize = qemu_real_host_page_size(); |
| off_t offset = addr / pagesize * sizeof(pinfo); |
| int fd; |
| |
| fd = open("/proc/self/pagemap", O_RDONLY); |
| if (fd == -1) { |
| error_setg_file_open(errp, errno, "/proc/self/pagemap"); |
| return -1; |
| } |
| |
| /* Force copy-on-write if necessary. */ |
| qatomic_add((uint8_t *)ptr, 0); |
| |
| if (pread(fd, &pinfo, sizeof(pinfo), offset) != sizeof(pinfo)) { |
| error_setg_errno(errp, errno, "Cannot read pagemap"); |
| goto out; |
| } |
| if ((pinfo & (1ull << 63)) == 0) { |
| error_setg(errp, "Page not present"); |
| goto out; |
| } |
| ret = (pinfo & 0x007fffffffffffffull) * pagesize; |
| ret |= addr & (pagesize - 1); |
| |
| out: |
| close(fd); |
| return ret; |
| } |
| |
| void hmp_gpa2hpa(Monitor *mon, const QDict *qdict) |
| { |
| hwaddr addr = qdict_get_int(qdict, "addr"); |
| Error *local_err = NULL; |
| MemoryRegion *mr = NULL; |
| void *ptr; |
| uint64_t physaddr; |
| |
| ptr = gpa2hva(&mr, addr, 1, &local_err); |
| if (local_err) { |
| error_report_err(local_err); |
| return; |
| } |
| |
| physaddr = vtop(ptr, &local_err); |
| if (local_err) { |
| error_report_err(local_err); |
| } else { |
| monitor_printf(mon, "Host physical address for 0x%" HWADDR_PRIx |
| " (%s) is 0x%" PRIx64 "\n", |
| addr, mr->name, (uint64_t) physaddr); |
| } |
| |
| memory_region_unref(mr); |
| } |
| #endif |
