tests/libqos/aarch64-xlnx-zcu102-machine.c

   1 /*
   2  * libqos driver framework
   3  *
   4  * Copyright (c) 2018 Emanuele Giuseppe Esposito <e.emanuelegiuseppe@gmail.com>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License version 2 as published by the Free Software Foundation.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, see <http://www.gnu.org/licenses/>
  17  */
  18
  19 #include "qemu/osdep.h"
  20 #include "libqtest.h"
  21 #include "libqos/malloc.h"
  22 #include "libqos/qgraph.h"
  23 #include "sdhci.h"
  24
  25 typedef struct QXlnxZCU102Machine QXlnxZCU102Machine;
  26
  27 struct QXlnxZCU102Machine {
  28     QOSGraphObject obj;
  29     QGuestAllocator alloc;
  30     QSDHCI_MemoryMapped sdhci;
  31 };
  32
  33 #define ARM_PAGE_SIZE          4096
  34 #define XLNX_ZCU102_RAM_ADDR   0
  35 #define XLNX_ZCU102_RAM_SIZE   0x20000000
  36
  37 static void *xlnx_zcu102_get_driver(void *object, const char *interface)
  38 {
  39     QXlnxZCU102Machine *machine = object;
  40     if (!g_strcmp0(interface, "memory")) {
  41         return &machine->alloc;
  42     }
  43
  44     fprintf(stderr, "%s not present in aarch64/xlnx-zcu102\n", interface);
  45     g_assert_not_reached();
  46 }
  47
  48 static QOSGraphObject *xlnx_zcu102_get_device(void *obj, const char *device)
  49 {
  50     QXlnxZCU102Machine *machine = obj;
  51     if (!g_strcmp0(device, "generic-sdhci")) {
  52         return &machine->sdhci.obj;
  53     }
  54
  55     fprintf(stderr, "%s not present in aarch64/xlnx-zcu102\n", device);
  56     g_assert_not_reached();
  57 }
  58
  59 static void xlnx_zcu102_destructor(QOSGraphObject *obj)
  60 {
  61     QXlnxZCU102Machine *machine = (QXlnxZCU102Machine *) obj;
  62     alloc_destroy(&machine->alloc);
  63 }
  64
  65 static void *qos_create_machine_aarch64_xlnx_zcu102(QTestState *qts)
  66 {
  67     QXlnxZCU102Machine *machine = g_new0(QXlnxZCU102Machine, 1);
  68
  69     alloc_init(&machine->alloc, 0,
  70                XLNX_ZCU102_RAM_ADDR + (1 << 20),
  71                XLNX_ZCU102_RAM_ADDR + XLNX_ZCU102_RAM_SIZE,
  72                ARM_PAGE_SIZE);
  73
  74     machine->obj.get_device = xlnx_zcu102_get_device;
  75     machine->obj.get_driver = xlnx_zcu102_get_driver;
  76     machine->obj.destructor = xlnx_zcu102_destructor;
  77     /* Datasheet: UG1085 (v1.7) */
  78     qos_init_sdhci_mm(&machine->sdhci, qts, 0xff160000, &(QSDHCIProperties) {
  79         .version = 3,
  80         .baseclock = 0,
  81         .capab.sdma = true,
  82         .capab.reg = 0x280737ec6481
  83     });
  84     return &machine->obj;
  85 }
  86
  87 static void xlnx_zcu102_register_nodes(void)
  88 {
  89     qos_node_create_machine("aarch64/xlnx-zcu102",
  90                             qos_create_machine_aarch64_xlnx_zcu102);
  91     qos_node_contains("aarch64/xlnx-zcu102", "generic-sdhci", NULL);
  92 }
  93
  94 libqos_init(xlnx_zcu102_register_nodes);