95 lines
2.9 KiB
C
95 lines
2.9 KiB
C
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/*
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* libqos driver framework
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*
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* Copyright (c) 2018 Emanuele Giuseppe Esposito <e.emanuelegiuseppe@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>
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*/
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#include "qemu/osdep.h"
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#include "libqtest.h"
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#include "libqos/malloc.h"
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#include "libqos/qgraph.h"
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#include "sdhci.h"
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typedef struct QXilinxZynqA9Machine QXilinxZynqA9Machine;
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struct QXilinxZynqA9Machine {
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QOSGraphObject obj;
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QGuestAllocator alloc;
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QSDHCI_MemoryMapped sdhci;
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};
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#define ARM_PAGE_SIZE 4096
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#define XILINX_ZYNQ_A9_RAM_ADDR 0
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#define XILINX_ZYNQ_A9_RAM_SIZE 0x20000000
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static void *xilinx_zynq_a9_get_driver(void *object, const char *interface)
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{
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QXilinxZynqA9Machine *machine = object;
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if (!g_strcmp0(interface, "memory")) {
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return &machine->alloc;
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}
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fprintf(stderr, "%s not present in arm/xilinx-zynq-a9\n", interface);
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g_assert_not_reached();
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}
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static QOSGraphObject *xilinx_zynq_a9_get_device(void *obj, const char *device)
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{
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QXilinxZynqA9Machine *machine = obj;
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if (!g_strcmp0(device, "generic-sdhci")) {
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return &machine->sdhci.obj;
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}
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fprintf(stderr, "%s not present in arm/xilinx-zynq-a9\n", device);
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g_assert_not_reached();
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}
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static void xilinx_zynq_a9_destructor(QOSGraphObject *obj)
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{
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QXilinxZynqA9Machine *machine = (QXilinxZynqA9Machine *) obj;
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alloc_destroy(&machine->alloc);
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}
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static void *qos_create_machine_arm_xilinx_zynq_a9(QTestState *qts)
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{
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QXilinxZynqA9Machine *machine = g_new0(QXilinxZynqA9Machine, 1);
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alloc_init(&machine->alloc, 0,
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XILINX_ZYNQ_A9_RAM_ADDR + (1 << 20),
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XILINX_ZYNQ_A9_RAM_ADDR + XILINX_ZYNQ_A9_RAM_SIZE,
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ARM_PAGE_SIZE);
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machine->obj.get_device = xilinx_zynq_a9_get_device;
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machine->obj.get_driver = xilinx_zynq_a9_get_driver;
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machine->obj.destructor = xilinx_zynq_a9_destructor;
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/* Datasheet: UG585 (v1.12.1) */
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qos_init_sdhci_mm(&machine->sdhci, qts, 0xe0100000, &(QSDHCIProperties) {
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.version = 2,
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.baseclock = 0,
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.capab.sdma = true,
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.capab.reg = 0x69ec0080,
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});
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return &machine->obj;
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}
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static void xilinx_zynq_a9_register_nodes(void)
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{
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qos_node_create_machine("arm/xilinx-zynq-a9",
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qos_create_machine_arm_xilinx_zynq_a9);
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qos_node_contains("arm/xilinx-zynq-a9", "generic-sdhci", NULL);
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}
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libqos_init(xilinx_zynq_a9_register_nodes);
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