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2013199d EGE |
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 QXilinxZynqA9Machine QXilinxZynqA9Machine; | |
26 | ||
27 | struct QXilinxZynqA9Machine { | |
28 | QOSGraphObject obj; | |
29 | QGuestAllocator alloc; | |
30 | QSDHCI_MemoryMapped sdhci; | |
31 | }; | |
32 | ||
33 | #define ARM_PAGE_SIZE 4096 | |
34 | #define XILINX_ZYNQ_A9_RAM_ADDR 0 | |
35 | #define XILINX_ZYNQ_A9_RAM_SIZE 0x20000000 | |
36 | ||
37 | static void *xilinx_zynq_a9_get_driver(void *object, const char *interface) | |
38 | { | |
39 | QXilinxZynqA9Machine *machine = object; | |
40 | if (!g_strcmp0(interface, "memory")) { | |
41 | return &machine->alloc; | |
42 | } | |
43 | ||
44 | fprintf(stderr, "%s not present in arm/xilinx-zynq-a9\n", interface); | |
45 | g_assert_not_reached(); | |
46 | } | |
47 | ||
48 | static QOSGraphObject *xilinx_zynq_a9_get_device(void *obj, const char *device) | |
49 | { | |
50 | QXilinxZynqA9Machine *machine = obj; | |
51 | if (!g_strcmp0(device, "generic-sdhci")) { | |
52 | return &machine->sdhci.obj; | |
53 | } | |
54 | ||
55 | fprintf(stderr, "%s not present in arm/xilinx-zynq-a9\n", device); | |
56 | g_assert_not_reached(); | |
57 | } | |
58 | ||
59 | static void xilinx_zynq_a9_destructor(QOSGraphObject *obj) | |
60 | { | |
61 | QXilinxZynqA9Machine *machine = (QXilinxZynqA9Machine *) obj; | |
62 | alloc_destroy(&machine->alloc); | |
63 | } | |
64 | ||
65 | static void *qos_create_machine_arm_xilinx_zynq_a9(QTestState *qts) | |
66 | { | |
67 | QXilinxZynqA9Machine *machine = g_new0(QXilinxZynqA9Machine, 1); | |
68 | ||
69 | alloc_init(&machine->alloc, 0, | |
70 | XILINX_ZYNQ_A9_RAM_ADDR + (1 << 20), | |
71 | XILINX_ZYNQ_A9_RAM_ADDR + XILINX_ZYNQ_A9_RAM_SIZE, | |
72 | ARM_PAGE_SIZE); | |
73 | ||
74 | machine->obj.get_device = xilinx_zynq_a9_get_device; | |
75 | machine->obj.get_driver = xilinx_zynq_a9_get_driver; | |
76 | machine->obj.destructor = xilinx_zynq_a9_destructor; | |
77 | /* Datasheet: UG585 (v1.12.1) */ | |
78 | qos_init_sdhci_mm(&machine->sdhci, qts, 0xe0100000, &(QSDHCIProperties) { | |
79 | .version = 2, | |
80 | .baseclock = 0, | |
81 | .capab.sdma = true, | |
82 | .capab.reg = 0x69ec0080, | |
83 | }); | |
84 | return &machine->obj; | |
85 | } | |
86 | ||
87 | static void xilinx_zynq_a9_register_nodes(void) | |
88 | { | |
89 | qos_node_create_machine("arm/xilinx-zynq-a9", | |
90 | qos_create_machine_arm_xilinx_zynq_a9); | |
91 | qos_node_contains("arm/xilinx-zynq-a9", "generic-sdhci", NULL); | |
92 | } | |
93 | ||
94 | libqos_init(xilinx_zynq_a9_register_nodes); |