15ef4a0cbSMarkus Armbruster /*
25ef4a0cbSMarkus Armbruster * HMP commands related to PCI
35ef4a0cbSMarkus Armbruster *
45ef4a0cbSMarkus Armbruster * Copyright IBM, Corp. 2011
55ef4a0cbSMarkus Armbruster *
65ef4a0cbSMarkus Armbruster * Authors:
75ef4a0cbSMarkus Armbruster * Anthony Liguori <aliguori@us.ibm.com>
85ef4a0cbSMarkus Armbruster *
95ef4a0cbSMarkus Armbruster * This work is licensed under the terms of the GNU GPL, version 2. See
105ef4a0cbSMarkus Armbruster * the COPYING file in the top-level directory.
115ef4a0cbSMarkus Armbruster *
125ef4a0cbSMarkus Armbruster * Contributions after 2012-01-13 are licensed under the terms of the
135ef4a0cbSMarkus Armbruster * GNU GPL, version 2 or (at your option) any later version.
145ef4a0cbSMarkus Armbruster */
155ef4a0cbSMarkus Armbruster
165ef4a0cbSMarkus Armbruster #include "qemu/osdep.h"
170bcaaff8SMarkus Armbruster #include "hw/pci/pci.h"
18*edf5ca5dSMarkus Armbruster #include "hw/pci/pci_device.h"
195ef4a0cbSMarkus Armbruster #include "monitor/hmp.h"
205ef4a0cbSMarkus Armbruster #include "monitor/monitor.h"
210bcaaff8SMarkus Armbruster #include "pci-internal.h"
225ef4a0cbSMarkus Armbruster #include "qapi/error.h"
23d0e67298SMarkus Armbruster #include "qapi/qmp/qdict.h"
245ef4a0cbSMarkus Armbruster #include "qapi/qapi-commands-pci.h"
25d0e67298SMarkus Armbruster #include "qemu/cutils.h"
265ef4a0cbSMarkus Armbruster
hmp_info_pci_device(Monitor * mon,const PciDeviceInfo * dev)275ef4a0cbSMarkus Armbruster static void hmp_info_pci_device(Monitor *mon, const PciDeviceInfo *dev)
285ef4a0cbSMarkus Armbruster {
295ef4a0cbSMarkus Armbruster PciMemoryRegionList *region;
305ef4a0cbSMarkus Armbruster
315ef4a0cbSMarkus Armbruster monitor_printf(mon, " Bus %2" PRId64 ", ", dev->bus);
325ef4a0cbSMarkus Armbruster monitor_printf(mon, "device %3" PRId64 ", function %" PRId64 ":\n",
335ef4a0cbSMarkus Armbruster dev->slot, dev->function);
345ef4a0cbSMarkus Armbruster monitor_printf(mon, " ");
355ef4a0cbSMarkus Armbruster
365ef4a0cbSMarkus Armbruster if (dev->class_info->desc) {
375ef4a0cbSMarkus Armbruster monitor_puts(mon, dev->class_info->desc);
385ef4a0cbSMarkus Armbruster } else {
395ef4a0cbSMarkus Armbruster monitor_printf(mon, "Class %04" PRId64, dev->class_info->q_class);
405ef4a0cbSMarkus Armbruster }
415ef4a0cbSMarkus Armbruster
425ef4a0cbSMarkus Armbruster monitor_printf(mon, ": PCI device %04" PRIx64 ":%04" PRIx64 "\n",
435ef4a0cbSMarkus Armbruster dev->id->vendor, dev->id->device);
445ef4a0cbSMarkus Armbruster if (dev->id->has_subsystem_vendor && dev->id->has_subsystem) {
455ef4a0cbSMarkus Armbruster monitor_printf(mon, " PCI subsystem %04" PRIx64 ":%04" PRIx64 "\n",
465ef4a0cbSMarkus Armbruster dev->id->subsystem_vendor, dev->id->subsystem);
475ef4a0cbSMarkus Armbruster }
485ef4a0cbSMarkus Armbruster
495ef4a0cbSMarkus Armbruster if (dev->has_irq) {
505ef4a0cbSMarkus Armbruster monitor_printf(mon, " IRQ %" PRId64 ", pin %c\n",
515ef4a0cbSMarkus Armbruster dev->irq, (char)('A' + dev->irq_pin - 1));
525ef4a0cbSMarkus Armbruster }
535ef4a0cbSMarkus Armbruster
545ef4a0cbSMarkus Armbruster if (dev->pci_bridge) {
555ef4a0cbSMarkus Armbruster monitor_printf(mon, " BUS %" PRId64 ".\n",
565ef4a0cbSMarkus Armbruster dev->pci_bridge->bus->number);
575ef4a0cbSMarkus Armbruster monitor_printf(mon, " secondary bus %" PRId64 ".\n",
585ef4a0cbSMarkus Armbruster dev->pci_bridge->bus->secondary);
595ef4a0cbSMarkus Armbruster monitor_printf(mon, " subordinate bus %" PRId64 ".\n",
605ef4a0cbSMarkus Armbruster dev->pci_bridge->bus->subordinate);
615ef4a0cbSMarkus Armbruster
625ef4a0cbSMarkus Armbruster monitor_printf(mon, " IO range [0x%04"PRIx64", 0x%04"PRIx64"]\n",
635ef4a0cbSMarkus Armbruster dev->pci_bridge->bus->io_range->base,
645ef4a0cbSMarkus Armbruster dev->pci_bridge->bus->io_range->limit);
655ef4a0cbSMarkus Armbruster
665ef4a0cbSMarkus Armbruster monitor_printf(mon,
675ef4a0cbSMarkus Armbruster " memory range [0x%08"PRIx64", 0x%08"PRIx64"]\n",
685ef4a0cbSMarkus Armbruster dev->pci_bridge->bus->memory_range->base,
695ef4a0cbSMarkus Armbruster dev->pci_bridge->bus->memory_range->limit);
705ef4a0cbSMarkus Armbruster
715ef4a0cbSMarkus Armbruster monitor_printf(mon, " prefetchable memory range "
725ef4a0cbSMarkus Armbruster "[0x%08"PRIx64", 0x%08"PRIx64"]\n",
735ef4a0cbSMarkus Armbruster dev->pci_bridge->bus->prefetchable_range->base,
745ef4a0cbSMarkus Armbruster dev->pci_bridge->bus->prefetchable_range->limit);
755ef4a0cbSMarkus Armbruster }
765ef4a0cbSMarkus Armbruster
775ef4a0cbSMarkus Armbruster for (region = dev->regions; region; region = region->next) {
785ef4a0cbSMarkus Armbruster uint64_t addr, size;
795ef4a0cbSMarkus Armbruster
805ef4a0cbSMarkus Armbruster addr = region->value->address;
815ef4a0cbSMarkus Armbruster size = region->value->size;
825ef4a0cbSMarkus Armbruster
835ef4a0cbSMarkus Armbruster monitor_printf(mon, " BAR%" PRId64 ": ", region->value->bar);
845ef4a0cbSMarkus Armbruster
855ef4a0cbSMarkus Armbruster if (!strcmp(region->value->type, "io")) {
865ef4a0cbSMarkus Armbruster monitor_printf(mon, "I/O at 0x%04" PRIx64
875ef4a0cbSMarkus Armbruster " [0x%04" PRIx64 "].\n",
885ef4a0cbSMarkus Armbruster addr, addr + size - 1);
895ef4a0cbSMarkus Armbruster } else {
905ef4a0cbSMarkus Armbruster monitor_printf(mon, "%d bit%s memory at 0x%08" PRIx64
915ef4a0cbSMarkus Armbruster " [0x%08" PRIx64 "].\n",
925ef4a0cbSMarkus Armbruster region->value->mem_type_64 ? 64 : 32,
935ef4a0cbSMarkus Armbruster region->value->prefetch ? " prefetchable" : "",
945ef4a0cbSMarkus Armbruster addr, addr + size - 1);
955ef4a0cbSMarkus Armbruster }
965ef4a0cbSMarkus Armbruster }
975ef4a0cbSMarkus Armbruster
985ef4a0cbSMarkus Armbruster monitor_printf(mon, " id \"%s\"\n", dev->qdev_id);
995ef4a0cbSMarkus Armbruster
1005ef4a0cbSMarkus Armbruster if (dev->pci_bridge) {
1015ef4a0cbSMarkus Armbruster if (dev->pci_bridge->has_devices) {
1025ef4a0cbSMarkus Armbruster PciDeviceInfoList *cdev;
1035ef4a0cbSMarkus Armbruster for (cdev = dev->pci_bridge->devices; cdev; cdev = cdev->next) {
1045ef4a0cbSMarkus Armbruster hmp_info_pci_device(mon, cdev->value);
1055ef4a0cbSMarkus Armbruster }
1065ef4a0cbSMarkus Armbruster }
1075ef4a0cbSMarkus Armbruster }
1085ef4a0cbSMarkus Armbruster }
1095ef4a0cbSMarkus Armbruster
hmp_info_pci(Monitor * mon,const QDict * qdict)1105ef4a0cbSMarkus Armbruster void hmp_info_pci(Monitor *mon, const QDict *qdict)
1115ef4a0cbSMarkus Armbruster {
1125ef4a0cbSMarkus Armbruster PciInfoList *info_list, *info;
1135ef4a0cbSMarkus Armbruster
1146be4ddffSMarkus Armbruster info_list = qmp_query_pci(&error_abort);
1155ef4a0cbSMarkus Armbruster
1165ef4a0cbSMarkus Armbruster for (info = info_list; info; info = info->next) {
1175ef4a0cbSMarkus Armbruster PciDeviceInfoList *dev;
1185ef4a0cbSMarkus Armbruster
1195ef4a0cbSMarkus Armbruster for (dev = info->value->devices; dev; dev = dev->next) {
1205ef4a0cbSMarkus Armbruster hmp_info_pci_device(mon, dev->value);
1215ef4a0cbSMarkus Armbruster }
1225ef4a0cbSMarkus Armbruster }
1235ef4a0cbSMarkus Armbruster
1245ef4a0cbSMarkus Armbruster qapi_free_PciInfoList(info_list);
1255ef4a0cbSMarkus Armbruster }
1260bcaaff8SMarkus Armbruster
pcibus_dev_print(Monitor * mon,DeviceState * dev,int indent)1270bcaaff8SMarkus Armbruster void pcibus_dev_print(Monitor *mon, DeviceState *dev, int indent)
1280bcaaff8SMarkus Armbruster {
1290bcaaff8SMarkus Armbruster PCIDevice *d = (PCIDevice *)dev;
1300bcaaff8SMarkus Armbruster int class = pci_get_word(d->config + PCI_CLASS_DEVICE);
1310bcaaff8SMarkus Armbruster const pci_class_desc *desc = get_class_desc(class);
1320bcaaff8SMarkus Armbruster char ctxt[64];
1330bcaaff8SMarkus Armbruster PCIIORegion *r;
1340bcaaff8SMarkus Armbruster int i;
1350bcaaff8SMarkus Armbruster
1360bcaaff8SMarkus Armbruster if (desc->desc) {
1370bcaaff8SMarkus Armbruster snprintf(ctxt, sizeof(ctxt), "%s", desc->desc);
1380bcaaff8SMarkus Armbruster } else {
1390bcaaff8SMarkus Armbruster snprintf(ctxt, sizeof(ctxt), "Class %04x", class);
1400bcaaff8SMarkus Armbruster }
1410bcaaff8SMarkus Armbruster
1420bcaaff8SMarkus Armbruster monitor_printf(mon, "%*sclass %s, addr %02x:%02x.%x, "
1430bcaaff8SMarkus Armbruster "pci id %04x:%04x (sub %04x:%04x)\n",
1440bcaaff8SMarkus Armbruster indent, "", ctxt, pci_dev_bus_num(d),
1450bcaaff8SMarkus Armbruster PCI_SLOT(d->devfn), PCI_FUNC(d->devfn),
1460bcaaff8SMarkus Armbruster pci_get_word(d->config + PCI_VENDOR_ID),
1470bcaaff8SMarkus Armbruster pci_get_word(d->config + PCI_DEVICE_ID),
1480bcaaff8SMarkus Armbruster pci_get_word(d->config + PCI_SUBSYSTEM_VENDOR_ID),
1490bcaaff8SMarkus Armbruster pci_get_word(d->config + PCI_SUBSYSTEM_ID));
1500bcaaff8SMarkus Armbruster for (i = 0; i < PCI_NUM_REGIONS; i++) {
1510bcaaff8SMarkus Armbruster r = &d->io_regions[i];
1520bcaaff8SMarkus Armbruster if (!r->size) {
1530bcaaff8SMarkus Armbruster continue;
1540bcaaff8SMarkus Armbruster }
1550bcaaff8SMarkus Armbruster monitor_printf(mon, "%*sbar %d: %s at 0x%"FMT_PCIBUS
1560bcaaff8SMarkus Armbruster " [0x%"FMT_PCIBUS"]\n",
1570bcaaff8SMarkus Armbruster indent, "",
1580bcaaff8SMarkus Armbruster i, r->type & PCI_BASE_ADDRESS_SPACE_IO ? "i/o" : "mem",
1590bcaaff8SMarkus Armbruster r->addr, r->addr + r->size - 1);
1600bcaaff8SMarkus Armbruster }
1610bcaaff8SMarkus Armbruster }
162d0e67298SMarkus Armbruster
hmp_pcie_aer_inject_error(Monitor * mon,const QDict * qdict)16374a11ca6SMarkus Armbruster void hmp_pcie_aer_inject_error(Monitor *mon, const QDict *qdict)
164d0e67298SMarkus Armbruster {
165ba235d33SMarkus Armbruster Error *err = NULL;
166d0e67298SMarkus Armbruster const char *id = qdict_get_str(qdict, "id");
167d0e67298SMarkus Armbruster const char *error_name;
168d0e67298SMarkus Armbruster uint32_t error_status;
169d0e67298SMarkus Armbruster unsigned int num;
170d0e67298SMarkus Armbruster bool correctable;
171d0e67298SMarkus Armbruster PCIDevice *dev;
172c276dc89SMarkus Armbruster PCIEAERErr aer_err;
173d0e67298SMarkus Armbruster int ret;
174d0e67298SMarkus Armbruster
175d0e67298SMarkus Armbruster ret = pci_qdev_find_device(id, &dev);
176ba235d33SMarkus Armbruster if (ret == -ENODEV) {
177ba235d33SMarkus Armbruster error_setg(&err, "device '%s' not found", id);
178ba235d33SMarkus Armbruster goto out;
179d0e67298SMarkus Armbruster }
180ba235d33SMarkus Armbruster if (ret < 0 || !pci_is_express(dev)) {
181ba235d33SMarkus Armbruster error_setg(&err, "device '%s' is not a PCIe device", id);
182ba235d33SMarkus Armbruster goto out;
183d0e67298SMarkus Armbruster }
184d0e67298SMarkus Armbruster
185d0e67298SMarkus Armbruster error_name = qdict_get_str(qdict, "error_status");
186d0e67298SMarkus Armbruster if (pcie_aer_parse_error_string(error_name, &error_status, &correctable)) {
187d0e67298SMarkus Armbruster if (qemu_strtoui(error_name, NULL, 0, &num) < 0) {
188ba235d33SMarkus Armbruster error_setg(&err, "invalid error status value '%s'", error_name);
189ba235d33SMarkus Armbruster goto out;
190d0e67298SMarkus Armbruster }
191d0e67298SMarkus Armbruster error_status = num;
192d0e67298SMarkus Armbruster correctable = qdict_get_try_bool(qdict, "correctable", false);
193e221cfacSMarkus Armbruster } else {
194e221cfacSMarkus Armbruster if (qdict_haskey(qdict, "correctable")) {
195e221cfacSMarkus Armbruster error_setg(&err, "-c is only valid with numeric error status");
196e221cfacSMarkus Armbruster goto out;
197e221cfacSMarkus Armbruster }
198d0e67298SMarkus Armbruster }
199c276dc89SMarkus Armbruster aer_err.status = error_status;
200c276dc89SMarkus Armbruster aer_err.source_id = pci_requester_id(dev);
201d0e67298SMarkus Armbruster
202c276dc89SMarkus Armbruster aer_err.flags = 0;
203d0e67298SMarkus Armbruster if (correctable) {
204c276dc89SMarkus Armbruster aer_err.flags |= PCIE_AER_ERR_IS_CORRECTABLE;
205d0e67298SMarkus Armbruster }
206d0e67298SMarkus Armbruster if (qdict_get_try_bool(qdict, "advisory_non_fatal", false)) {
207c276dc89SMarkus Armbruster aer_err.flags |= PCIE_AER_ERR_MAYBE_ADVISORY;
208d0e67298SMarkus Armbruster }
209d0e67298SMarkus Armbruster if (qdict_haskey(qdict, "header0")) {
210c276dc89SMarkus Armbruster aer_err.flags |= PCIE_AER_ERR_HEADER_VALID;
211d0e67298SMarkus Armbruster }
212d0e67298SMarkus Armbruster if (qdict_haskey(qdict, "prefix0")) {
213c276dc89SMarkus Armbruster aer_err.flags |= PCIE_AER_ERR_TLP_PREFIX_PRESENT;
214d0e67298SMarkus Armbruster }
215d0e67298SMarkus Armbruster
216c276dc89SMarkus Armbruster aer_err.header[0] = qdict_get_try_int(qdict, "header0", 0);
217c276dc89SMarkus Armbruster aer_err.header[1] = qdict_get_try_int(qdict, "header1", 0);
218c276dc89SMarkus Armbruster aer_err.header[2] = qdict_get_try_int(qdict, "header2", 0);
219c276dc89SMarkus Armbruster aer_err.header[3] = qdict_get_try_int(qdict, "header3", 0);
220d0e67298SMarkus Armbruster
221c276dc89SMarkus Armbruster aer_err.prefix[0] = qdict_get_try_int(qdict, "prefix0", 0);
222c276dc89SMarkus Armbruster aer_err.prefix[1] = qdict_get_try_int(qdict, "prefix1", 0);
223c276dc89SMarkus Armbruster aer_err.prefix[2] = qdict_get_try_int(qdict, "prefix2", 0);
224c276dc89SMarkus Armbruster aer_err.prefix[3] = qdict_get_try_int(qdict, "prefix3", 0);
225d0e67298SMarkus Armbruster
226c276dc89SMarkus Armbruster ret = pcie_aer_inject_error(dev, &aer_err);
227d0e67298SMarkus Armbruster if (ret < 0) {
228ba235d33SMarkus Armbruster error_setg_errno(&err, -ret, "failed to inject error");
229ba235d33SMarkus Armbruster goto out;
230d0e67298SMarkus Armbruster }
231d0e67298SMarkus Armbruster
232ba235d33SMarkus Armbruster
233d0e67298SMarkus Armbruster monitor_printf(mon, "OK id: %s root bus: %s, bus: %x devfn: %x.%x\n",
23474a11ca6SMarkus Armbruster id, pci_root_bus_path(dev), pci_dev_bus_num(dev),
23574a11ca6SMarkus Armbruster PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn));
236ba235d33SMarkus Armbruster
237ba235d33SMarkus Armbruster out:
238ba235d33SMarkus Armbruster hmp_handle_error(mon, err);
239d0e67298SMarkus Armbruster }
240