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 "qemu/module.h"
22 #include "libqos/malloc.h"
23 #include "libqos/qgraph.h"
24 #include "sdhci.h"
25
26 typedef struct QXlnxZCU102Machine QXlnxZCU102Machine;
27
28 struct QXlnxZCU102Machine {
29 QOSGraphObject obj;
30 QGuestAllocator alloc;
31 QSDHCI_MemoryMapped sdhci;
32 };
33
34 #define ARM_PAGE_SIZE 4096
35 #define XLNX_ZCU102_RAM_ADDR 0
36 #define XLNX_ZCU102_RAM_SIZE 0x20000000
37
xlnx_zcu102_get_driver(void * object,const char * interface)38 static void *xlnx_zcu102_get_driver(void *object, const char *interface)
39 {
40 QXlnxZCU102Machine *machine = object;
41 if (!g_strcmp0(interface, "memory")) {
42 return &machine->alloc;
43 }
44
45 fprintf(stderr, "%s not present in aarch64/xlnx-zcu102\n", interface);
46 g_assert_not_reached();
47 }
48
xlnx_zcu102_get_device(void * obj,const char * device)49 static QOSGraphObject *xlnx_zcu102_get_device(void *obj, const char *device)
50 {
51 QXlnxZCU102Machine *machine = obj;
52 if (!g_strcmp0(device, "generic-sdhci")) {
53 return &machine->sdhci.obj;
54 }
55
56 fprintf(stderr, "%s not present in aarch64/xlnx-zcu102\n", device);
57 g_assert_not_reached();
58 }
59
xlnx_zcu102_destructor(QOSGraphObject * obj)60 static void xlnx_zcu102_destructor(QOSGraphObject *obj)
61 {
62 QXlnxZCU102Machine *machine = (QXlnxZCU102Machine *) obj;
63 alloc_destroy(&machine->alloc);
64 }
65
qos_create_machine_aarch64_xlnx_zcu102(QTestState * qts)66 static void *qos_create_machine_aarch64_xlnx_zcu102(QTestState *qts)
67 {
68 QXlnxZCU102Machine *machine = g_new0(QXlnxZCU102Machine, 1);
69
70 alloc_init(&machine->alloc, 0,
71 XLNX_ZCU102_RAM_ADDR + (1 << 20),
72 XLNX_ZCU102_RAM_ADDR + XLNX_ZCU102_RAM_SIZE,
73 ARM_PAGE_SIZE);
74
75 machine->obj.get_device = xlnx_zcu102_get_device;
76 machine->obj.get_driver = xlnx_zcu102_get_driver;
77 machine->obj.destructor = xlnx_zcu102_destructor;
78 /* Datasheet: UG1085 (v1.7) */
79 qos_init_sdhci_mm(&machine->sdhci, qts, 0xff160000, &(QSDHCIProperties) {
80 .version = 3,
81 .baseclock = 0,
82 .capab.sdma = true,
83 .capab.reg = 0x280737ec6481
84 });
85 return &machine->obj;
86 }
87
xlnx_zcu102_register_nodes(void)88 static void xlnx_zcu102_register_nodes(void)
89 {
90 qos_node_create_machine("aarch64/xlnx-zcu102",
91 qos_create_machine_aarch64_xlnx_zcu102);
92 qos_node_contains("aarch64/xlnx-zcu102", "generic-sdhci", NULL);
93 }
94
95 libqos_init(xlnx_zcu102_register_nodes);
96