configs/pci-demo.c

   1 /*
   2  * Jailhouse, a Linux-based partitioning hypervisor
   3  *
   4  * Minimal configuration for PCI demo inmate:
   5  * 1 CPU, 1 MB RAM, 1 serial port, 1 Intel HDA PCI device
   6  *
   7  * Copyright (c) Siemens AG, 2014
   8  *
   9  * Authors:
  10  *  Jan Kiszka <jan.kiszka@siemens.com>
  11  *
  12  * This work is licensed under the terms of the GNU GPL, version 2.  See
  13  * the COPYING file in the top-level directory.
  14  */
  15
  16 #include <linux/types.h>
  17 #include <jailhouse/cell-config.h>
  18
  19 #define ARRAY_SIZE(a) sizeof(a) / sizeof(a[0])
  20
  21 struct {
  22         struct jailhouse_cell_desc cell;
  23         __u64 cpus[1];
  24         struct jailhouse_memory mem_regions[3];
  25         __u8 pio_bitmap[0x2000];
  26         struct jailhouse_pci_device pci_devices[1];
  27         struct jailhouse_pci_capability pci_caps[1];
  28 } __attribute__((packed)) config = {
  29         .cell = {
  30                 .signature = JAILHOUSE_CELL_DESC_SIGNATURE,
  31                 .name = "pci-demo",
  32                 .flags = JAILHOUSE_CELL_PASSIVE_COMMREG,
  33
  34                 .cpu_set_size = sizeof(config.cpus),
  35                 .num_memory_regions = ARRAY_SIZE(config.mem_regions),
  36                 .num_irqchips = 0,
  37                 .pio_bitmap_size = ARRAY_SIZE(config.pio_bitmap),
  38                 .num_pci_devices = ARRAY_SIZE(config.pci_devices),
  39                 .num_pci_caps = ARRAY_SIZE(config.pci_caps),
  40         },
  41
  42         .cpus = {
  43                 0x4,
  44         },
  45
  46         .mem_regions = {
  47                 /* RAM */ {
  48                         .phys_start = 0x3f100000,
  49                         .virt_start = 0,
  50                         .size = 0x00100000,
  51                         .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
  52                                 JAILHOUSE_MEM_EXECUTE | JAILHOUSE_MEM_LOADABLE,
  53                 },
  54                 /* communication region */ {
  55                         .virt_start = 0x00100000,
  56                         .size = 0x00001000,
  57                         .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
  58                                 JAILHOUSE_MEM_COMM_REGION,
  59                 },
  60                 /* HDA BAR0 */ {
  61                         .phys_start = 0xfebf0000,
  62                         .virt_start = 0xfebf0000,
  63                         .size = 0x00004000,
  64                         .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE,
  65                 },
  66         },
  67
  68         .pio_bitmap = {
  69                 [     0/8 ...  0x2f7/8] = -1,
  70                 [ 0x2f8/8 ...  0x2ff/8] = 0, /* serial2 */
  71                 [ 0x300/8 ... 0xdfff/8] = -1,
  72                 [0xe000/8 ... 0xe007/8] = 0, /* OXPCIe952 serial2 */
  73                 [0xe008/8 ... 0xffff/8] = -1,
  74         },
  75
  76         .pci_devices = {
  77                 { /* Intel HDA @00:1b.0 */
  78                         .type = JAILHOUSE_PCI_TYPE_DEVICE,
  79                         .domain = 0x0000,
  80                         .bdf = 0x00d8,
  81                         .caps_start = 0,
  82                         .num_caps = 1,
  83                         .num_msi_vectors = 1,
  84                         .msi_64bits = 1,
  85                 },
  86         },
  87
  88         .pci_caps = {
  89                 { /* Intel HDA @00:1b.0 */
  90                         .id = 0x5,
  91                         .start = 0x60,
  92                         .len = 14,
  93                         .flags = JAILHOUSE_PCICAPS_WRITE,
  94                 },
  95         },
  96 };