| | 1 | /* |
| | 2 | * libqos driver framework |
| | 3 | * |
| | 4 | * Copyright (c) 2019 Red Hat, Inc. |
| | 5 | * |
| | 6 | * Author: Paolo Bonzini <[email protected]> |
| | 7 | * |
| | 8 | * This library is free software; you can redistribute it and/or |
| | 9 | * modify it under the terms of the GNU Lesser General Public |
| | 10 | * License version 2 as published by the Free Software Foundation. |
| | 11 | * |
| | 12 | * This library 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 GNU |
| | 15 | * Lesser General Public License for more details. |
| | 16 | * |
| | 17 | * You should have received a copy of the GNU Lesser General Public |
| | 18 | * License along with this library; if not, see <http://www.gnu.org/licenses/> |
| | 19 | */ |
| | 20 | |
| | 21 | #include "qemu/osdep.h" |
| | 22 | #include "libqtest.h" |
| | 23 | #include "libqos/malloc.h" |
| | 24 | #include "libqos/qgraph.h" |
| | 25 | #include "libqos/i2c.h" |
| | 26 | |
| | 27 | #define ARM_PAGE_SIZE 4096 |
| | 28 | #define N800_RAM_START 0x80000000 |
| | 29 | #define N800_RAM_END 0x88000000 |
| | 30 | |
| | 31 | typedef struct QN800Machine QN800Machine; |
| | 32 | |
| | 33 | struct QN800Machine { |
| | 34 | QOSGraphObject obj; |
| | 35 | QGuestAllocator alloc; |
| | 36 | OMAPI2C i2c_1; |
| | 37 | }; |
| | 38 | |
| | 39 | static void *n800_get_driver(void *object, const char *interface) |
| | 40 | { |
| | 41 | QN800Machine *machine = object; |
| | 42 | if (!g_strcmp0(interface, "memory")) { |
| | 43 | return &machine->alloc; |
| | 44 | } |
| | 45 | |
| | 46 | fprintf(stderr, "%s not present in arm/n800\n", interface); |
| | 47 | g_assert_not_reached(); |
| | 48 | } |
| | 49 | |
| | 50 | static QOSGraphObject *n800_get_device(void *obj, const char *device) |
| | 51 | { |
| | 52 | QN800Machine *machine = obj; |
| | 53 | if (!g_strcmp0(device, "omap_i2c")) { |
| | 54 | return &machine->i2c_1.obj; |
| | 55 | } |
| | 56 | |
| | 57 | fprintf(stderr, "%s not present in arm/n800\n", device); |
| | 58 | g_assert_not_reached(); |
| | 59 | } |
| | 60 | |
| | 61 | static void n800_destructor(QOSGraphObject *obj) |
| | 62 | { |
| | 63 | QN800Machine *machine = (QN800Machine *) obj; |
| | 64 | alloc_destroy(&machine->alloc); |
| | 65 | } |
| | 66 | |
| | 67 | static void *qos_create_machine_arm_n800(QTestState *qts) |
| | 68 | { |
| | 69 | QN800Machine *machine = g_new0(QN800Machine, 1); |
| | 70 | |
| | 71 | alloc_init(&machine->alloc, 0, |
| | 72 | N800_RAM_START, |
| | 73 | N800_RAM_END, |
| | 74 | ARM_PAGE_SIZE); |
| | 75 | machine->obj.get_device = n800_get_device; |
| | 76 | machine->obj.get_driver = n800_get_driver; |
| | 77 | machine->obj.destructor = n800_destructor; |
| | 78 | |
| | 79 | omap_i2c_init(&machine->i2c_1, qts, 0x48070000); |
| | 80 | return &machine->obj; |
| | 81 | } |
| | 82 | |
| | 83 | static void n800_register_nodes(void) |
| | 84 | { |
| | 85 | QOSGraphEdgeOptions edge = { |
| | 86 | .extra_device_opts = "bus=i2c-bus.0" |
| | 87 | }; |
| | 88 | qos_node_create_machine("arm/n800", qos_create_machine_arm_n800); |
| | 89 | qos_node_contains("arm/n800", "omap_i2c", &edge, NULL); |
| | 90 | } |
| | 91 | |
| | 92 | libqos_init(n800_register_nodes); |
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