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 2.1 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 "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 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 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 60 static void xlnx_zcu102_destructor(QOSGraphObject *obj) 61 { 62 QXlnxZCU102Machine *machine = (QXlnxZCU102Machine *) obj; 63 alloc_destroy(&machine->alloc); 64 } 65 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 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