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authorMichael S. Tsirkin <mst@redhat.com>2012-12-12 13:32:14 +0200
committerMichael S. Tsirkin <mst@redhat.com>2012-12-17 13:02:17 +0200
commit315a1350c4a386065a73aad2ded1a11d77bf7771 (patch)
treeaa3fb4aef47d33387386df46eb6cd1c47b35c197 /hw/pci-hotplug.c
parentca818cfbfd77e02ffac338866568ac07f6f5fd7d (diff)
pci: move pci core code to hw/pci
Move files and modify makefiles to pick them at the new location. Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/pci-hotplug.c')
-rw-r--r--hw/pci-hotplug.c292
1 files changed, 0 insertions, 292 deletions
diff --git a/hw/pci-hotplug.c b/hw/pci-hotplug.c
deleted file mode 100644
index 3bcfdcc1a6..0000000000
--- a/hw/pci-hotplug.c
+++ /dev/null
@@ -1,292 +0,0 @@
-/*
- * QEMU PCI hotplug support
- *
- * Copyright (c) 2004 Fabrice Bellard
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "hw.h"
-#include "boards.h"
-#include "pci.h"
-#include "net.h"
-#include "pc.h"
-#include "monitor.h"
-#include "scsi.h"
-#include "virtio-blk.h"
-#include "qemu-config.h"
-#include "blockdev.h"
-#include "error.h"
-
-#if defined(TARGET_I386)
-static PCIDevice *qemu_pci_hot_add_nic(Monitor *mon,
- const char *devaddr,
- const char *opts_str)
-{
- Error *local_err = NULL;
- QemuOpts *opts;
- PCIBus *bus;
- int ret, devfn;
-
- bus = pci_get_bus_devfn(&devfn, devaddr);
- if (!bus) {
- monitor_printf(mon, "Invalid PCI device address %s\n", devaddr);
- return NULL;
- }
- if (!((BusState*)bus)->allow_hotplug) {
- monitor_printf(mon, "PCI bus doesn't support hotplug\n");
- return NULL;
- }
-
- opts = qemu_opts_parse(qemu_find_opts("net"), opts_str ? opts_str : "", 0);
- if (!opts) {
- return NULL;
- }
-
- qemu_opt_set(opts, "type", "nic");
-
- ret = net_client_init(opts, 0, &local_err);
- if (error_is_set(&local_err)) {
- qerror_report_err(local_err);
- error_free(local_err);
- return NULL;
- }
- if (nd_table[ret].devaddr) {
- monitor_printf(mon, "Parameter addr not supported\n");
- return NULL;
- }
- return pci_nic_init(&nd_table[ret], "rtl8139", devaddr);
-}
-
-static int scsi_hot_add(Monitor *mon, DeviceState *adapter,
- DriveInfo *dinfo, int printinfo)
-{
- SCSIBus *scsibus;
- SCSIDevice *scsidev;
-
- scsibus = (SCSIBus *)
- object_dynamic_cast(OBJECT(QLIST_FIRST(&adapter->child_bus)),
- TYPE_SCSI_BUS);
- if (!scsibus) {
- error_report("Device is not a SCSI adapter");
- return -1;
- }
-
- /*
- * drive_init() tries to find a default for dinfo->unit. Doesn't
- * work at all for hotplug though as we assign the device to a
- * specific bus instead of the first bus with spare scsi ids.
- *
- * Ditch the calculated value and reload from option string (if
- * specified).
- */
- dinfo->unit = qemu_opt_get_number(dinfo->opts, "unit", -1);
- dinfo->bus = scsibus->busnr;
- scsidev = scsi_bus_legacy_add_drive(scsibus, dinfo->bdrv, dinfo->unit,
- false, -1);
- if (!scsidev) {
- return -1;
- }
- dinfo->unit = scsidev->id;
-
- if (printinfo)
- monitor_printf(mon, "OK bus %d, unit %d\n",
- scsibus->busnr, scsidev->id);
- return 0;
-}
-
-int pci_drive_hot_add(Monitor *mon, const QDict *qdict, DriveInfo *dinfo)
-{
- int dom, pci_bus;
- unsigned slot;
- PCIDevice *dev;
- const char *pci_addr = qdict_get_str(qdict, "pci_addr");
-
- switch (dinfo->type) {
- case IF_SCSI:
- if (pci_read_devaddr(mon, pci_addr, &dom, &pci_bus, &slot)) {
- goto err;
- }
- dev = pci_find_device(pci_find_root_bus(dom), pci_bus,
- PCI_DEVFN(slot, 0));
- if (!dev) {
- monitor_printf(mon, "no pci device with address %s\n", pci_addr);
- goto err;
- }
- if (scsi_hot_add(mon, &dev->qdev, dinfo, 1) != 0) {
- goto err;
- }
- break;
- default:
- monitor_printf(mon, "Can't hot-add drive to type %d\n", dinfo->type);
- goto err;
- }
-
- return 0;
-err:
- return -1;
-}
-
-static PCIDevice *qemu_pci_hot_add_storage(Monitor *mon,
- const char *devaddr,
- const char *opts)
-{
- PCIDevice *dev;
- DriveInfo *dinfo = NULL;
- int type = -1;
- char buf[128];
- PCIBus *bus;
- int devfn;
-
- if (get_param_value(buf, sizeof(buf), "if", opts)) {
- if (!strcmp(buf, "scsi"))
- type = IF_SCSI;
- else if (!strcmp(buf, "virtio")) {
- type = IF_VIRTIO;
- } else {
- monitor_printf(mon, "type %s not a hotpluggable PCI device.\n", buf);
- return NULL;
- }
- } else {
- monitor_printf(mon, "no if= specified\n");
- return NULL;
- }
-
- if (get_param_value(buf, sizeof(buf), "file", opts)) {
- dinfo = add_init_drive(opts);
- if (!dinfo)
- return NULL;
- if (dinfo->devaddr) {
- monitor_printf(mon, "Parameter addr not supported\n");
- return NULL;
- }
- } else {
- dinfo = NULL;
- }
-
- bus = pci_get_bus_devfn(&devfn, devaddr);
- if (!bus) {
- monitor_printf(mon, "Invalid PCI device address %s\n", devaddr);
- return NULL;
- }
- if (!((BusState*)bus)->allow_hotplug) {
- monitor_printf(mon, "PCI bus doesn't support hotplug\n");
- return NULL;
- }
-
- switch (type) {
- case IF_SCSI:
- dev = pci_create(bus, devfn, "lsi53c895a");
- if (qdev_init(&dev->qdev) < 0)
- dev = NULL;
- if (dev && dinfo) {
- if (scsi_hot_add(mon, &dev->qdev, dinfo, 0) != 0) {
- qdev_unplug(&dev->qdev, NULL);
- dev = NULL;
- }
- }
- break;
- case IF_VIRTIO:
- if (!dinfo) {
- monitor_printf(mon, "virtio requires a backing file/device.\n");
- return NULL;
- }
- dev = pci_create(bus, devfn, "virtio-blk-pci");
- if (qdev_prop_set_drive(&dev->qdev, "drive", dinfo->bdrv) < 0) {
- qdev_free(&dev->qdev);
- dev = NULL;
- break;
- }
- if (qdev_init(&dev->qdev) < 0)
- dev = NULL;
- break;
- default:
- dev = NULL;
- }
- return dev;
-}
-
-void pci_device_hot_add(Monitor *mon, const QDict *qdict)
-{
- PCIDevice *dev = NULL;
- const char *pci_addr = qdict_get_str(qdict, "pci_addr");
- const char *type = qdict_get_str(qdict, "type");
- const char *opts = qdict_get_try_str(qdict, "opts");
-
- /* strip legacy tag */
- if (!strncmp(pci_addr, "pci_addr=", 9)) {
- pci_addr += 9;
- }
-
- if (!opts) {
- opts = "";
- }
-
- if (!strcmp(pci_addr, "auto"))
- pci_addr = NULL;
-
- if (strcmp(type, "nic") == 0) {
- dev = qemu_pci_hot_add_nic(mon, pci_addr, opts);
- } else if (strcmp(type, "storage") == 0) {
- dev = qemu_pci_hot_add_storage(mon, pci_addr, opts);
- } else {
- monitor_printf(mon, "invalid type: %s\n", type);
- }
-
- if (dev) {
- monitor_printf(mon, "OK domain %d, bus %d, slot %d, function %d\n",
- pci_find_domain(dev->bus),
- pci_bus_num(dev->bus), PCI_SLOT(dev->devfn),
- PCI_FUNC(dev->devfn));
- } else
- monitor_printf(mon, "failed to add %s\n", opts);
-}
-#endif
-
-static int pci_device_hot_remove(Monitor *mon, const char *pci_addr)
-{
- PCIDevice *d;
- int dom, bus;
- unsigned slot;
- Error *local_err = NULL;
-
- if (pci_read_devaddr(mon, pci_addr, &dom, &bus, &slot)) {
- return -1;
- }
-
- d = pci_find_device(pci_find_root_bus(dom), bus, PCI_DEVFN(slot, 0));
- if (!d) {
- monitor_printf(mon, "slot %d empty\n", slot);
- return -1;
- }
-
- qdev_unplug(&d->qdev, &local_err);
- if (error_is_set(&local_err)) {
- monitor_printf(mon, "%s\n", error_get_pretty(local_err));
- error_free(local_err);
- return -1;
- }
-
- return 0;
-}
-
-void do_pci_device_hot_remove(Monitor *mon, const QDict *qdict)
-{
- pci_device_hot_remove(mon, qdict_get_str(qdict, "pci_addr"));
-}