hw/pci/pci-stub.c

   1 /*
   2  * PCI stubs for platforms that don't support pci bus.
   3  *
   4  * Copyright (c) 2010 Isaku Yamahata <yamahata at valinux co jp>
   5  *                    VA Linux Systems Japan K.K.
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #include "qemu/osdep.h"
  22 #include "sysemu/sysemu.h"
  23 #include "monitor/monitor.h"
  24 #include "qapi/error.h"
  25 #include "qapi/qapi-commands-pci.h"
  26 #include "qapi/qmp/qerror.h"
  27 #include "hw/pci/pci.h"
  28 #include "hw/pci/msi.h"
  29 #include "hw/pci/msix.h"
  30
  31 bool msi_nonbroken;
  32 bool pci_available;
  33
  34 PciInfoList *qmp_query_pci(Error **errp)
  35 {
  36     error_setg(errp, QERR_UNSUPPORTED);
  37     return NULL;
  38 }
  39
  40 void hmp_pcie_aer_inject_error(Monitor *mon, const QDict *qdict)
  41 {
  42     monitor_printf(mon, "PCI devices not supported\n");
  43 }
  44
  45 /* kvm-all wants this */
  46 MSIMessage pci_get_msi_message(PCIDevice *dev, int vector)
  47 {
  48     g_assert(false);
  49     return (MSIMessage){};
  50 }
  51
  52 uint16_t pci_requester_id(PCIDevice *dev)
  53 {
  54     g_assert(false);
  55     return 0;
  56 }
  57
  58 /* Required by ahci.c */
  59 bool msi_enabled(const PCIDevice *dev)
  60 {
  61     return false;
  62 }
  63
  64 void msi_notify(PCIDevice *dev, unsigned int vector)
  65 {
  66     g_assert_not_reached();
  67 }
  68
  69 /* Required by target/i386/kvm.c */
  70 bool msi_is_masked(const PCIDevice *dev, unsigned vector)
  71 {
  72     g_assert_not_reached();
  73 }
  74
  75 MSIMessage msi_get_message(PCIDevice *dev, unsigned int vector)
  76 {
  77     g_assert_not_reached();
  78 }
  79
  80 int msix_enabled(PCIDevice *dev)
  81 {
  82     return false;
  83 }
  84
  85 bool msix_is_masked(PCIDevice *dev, unsigned vector)
  86 {
  87     g_assert_not_reached();
  88 }
  89
  90 MSIMessage msix_get_message(PCIDevice *dev, unsigned int vector)
  91 {
  92     g_assert_not_reached();
  93 }