qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
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pci-stub.c (2197B)

      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 }