]> Git Repo - qemu.git/blob - hw/arm/xlnx-ep108.c
sdhci_sysbus: Create SD card device in users, not the device itself
[qemu.git] / hw / arm / xlnx-ep108.c
1 /*
2  * Xilinx ZynqMP EP108 board
3  *
4  * Copyright (C) 2015 Xilinx Inc
5  * Written by Peter Crosthwaite <[email protected]>
6  *
7  * This program is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU General Public License as published by the
9  * Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful, but WITHOUT
13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15  * for more details.
16  */
17
18 #include "qemu/osdep.h"
19 #include "hw/arm/xlnx-zynqmp.h"
20 #include "hw/boards.h"
21 #include "qemu/error-report.h"
22 #include "exec/address-spaces.h"
23
24 typedef struct XlnxEP108 {
25     XlnxZynqMPState soc;
26     MemoryRegion ddr_ram;
27 } XlnxEP108;
28
29 static struct arm_boot_info xlnx_ep108_binfo;
30
31 static void xlnx_ep108_init(MachineState *machine)
32 {
33     XlnxEP108 *s = g_new0(XlnxEP108, 1);
34     int i;
35     uint64_t ram_size = machine->ram_size;
36
37     /* Create the memory region to pass to the SoC */
38     if (ram_size > XLNX_ZYNQMP_MAX_RAM_SIZE) {
39         error_report("ERROR: RAM size 0x%" PRIx64 " above max supported of "
40                      "0x%llx", ram_size,
41                      XLNX_ZYNQMP_MAX_RAM_SIZE);
42         exit(1);
43     }
44
45     if (ram_size < 0x08000000) {
46         qemu_log("WARNING: RAM size 0x%" PRIx64 " is small for EP108",
47                  ram_size);
48     }
49
50     memory_region_allocate_system_memory(&s->ddr_ram, NULL, "ddr-ram",
51                                          ram_size);
52
53     object_initialize(&s->soc, sizeof(s->soc), TYPE_XLNX_ZYNQMP);
54     object_property_add_child(OBJECT(machine), "soc", OBJECT(&s->soc),
55                               &error_abort);
56
57     object_property_set_link(OBJECT(&s->soc), OBJECT(&s->ddr_ram),
58                          "ddr-ram", &error_abort);
59
60     object_property_set_bool(OBJECT(&s->soc), true, "realized", &error_fatal);
61
62     /* Create and plug in the SD cards */
63     for (i = 0; i < XLNX_ZYNQMP_NUM_SDHCI; i++) {
64         BusState *bus;
65         DriveInfo *di = drive_get_next(IF_SD);
66         BlockBackend *blk = di ? blk_by_legacy_dinfo(di) : NULL;
67         DeviceState *carddev;
68         char *bus_name;
69
70         bus_name = g_strdup_printf("sd-bus%d", i);
71         bus = qdev_get_child_bus(DEVICE(&s->soc), bus_name);
72         g_free(bus_name);
73         if (!bus) {
74             error_report("No SD bus found for SD card %d", i);
75             exit(1);
76         }
77         carddev = qdev_create(bus, TYPE_SD_CARD);
78         qdev_prop_set_drive(carddev, "drive", blk, &error_fatal);
79         object_property_set_bool(OBJECT(carddev), true, "realized",
80                                  &error_fatal);
81     }
82
83     for (i = 0; i < XLNX_ZYNQMP_NUM_SPIS; i++) {
84         SSIBus *spi_bus;
85         DeviceState *flash_dev;
86         qemu_irq cs_line;
87         gchar *bus_name = g_strdup_printf("spi%d", i);
88
89         spi_bus = (SSIBus *)qdev_get_child_bus(DEVICE(&s->soc), bus_name);
90         g_free(bus_name);
91
92         flash_dev = ssi_create_slave(spi_bus, "sst25wf080");
93         cs_line = qdev_get_gpio_in_named(flash_dev, SSI_GPIO_CS, 0);
94
95         sysbus_connect_irq(SYS_BUS_DEVICE(&s->soc.spi[i]), 1, cs_line);
96     }
97
98     xlnx_ep108_binfo.ram_size = ram_size;
99     xlnx_ep108_binfo.kernel_filename = machine->kernel_filename;
100     xlnx_ep108_binfo.kernel_cmdline = machine->kernel_cmdline;
101     xlnx_ep108_binfo.initrd_filename = machine->initrd_filename;
102     xlnx_ep108_binfo.loader_start = 0;
103     arm_load_kernel(s->soc.boot_cpu_ptr, &xlnx_ep108_binfo);
104 }
105
106 static void xlnx_ep108_machine_init(MachineClass *mc)
107 {
108     mc->desc = "Xilinx ZynqMP EP108 board";
109     mc->init = xlnx_ep108_init;
110 }
111
112 DEFINE_MACHINE("xlnx-ep108", xlnx_ep108_machine_init)
This page took 0.031889 seconds and 4 git commands to generate.