93 lines
2.7 KiB
C
93 lines
2.7 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 2.1 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 "qemu/module.h"
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#include "malloc.h"
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#include "qgraph.h"
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#include "sdhci.h"
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#define ARM_PAGE_SIZE 4096
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#define RASPI2_RAM_ADDR 0
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#define RASPI2_RAM_SIZE 0x20000000
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typedef struct QRaspi2Machine QRaspi2Machine;
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struct QRaspi2Machine {
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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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static void *raspi2_get_driver(void *object, const char *interface)
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{
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QRaspi2Machine *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/raspi2b\n", interface);
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g_assert_not_reached();
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}
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static QOSGraphObject *raspi2_get_device(void *obj, const char *device)
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{
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QRaspi2Machine *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/raspi2b\n", device);
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g_assert_not_reached();
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}
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static void raspi2_destructor(QOSGraphObject *obj)
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{
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QRaspi2Machine *machine = (QRaspi2Machine *) obj;
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alloc_destroy(&machine->alloc);
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}
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static void *qos_create_machine_arm_raspi2(QTestState *qts)
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{
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QRaspi2Machine *machine = g_new0(QRaspi2Machine, 1);
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alloc_init(&machine->alloc, 0,
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RASPI2_RAM_ADDR + (1 << 20),
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RASPI2_RAM_ADDR + RASPI2_RAM_SIZE,
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ARM_PAGE_SIZE);
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machine->obj.get_device = raspi2_get_device;
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machine->obj.get_driver = raspi2_get_driver;
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machine->obj.destructor = raspi2_destructor;
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qos_init_sdhci_mm(&machine->sdhci, qts, 0x3f300000, &(QSDHCIProperties) {
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.version = 3,
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.baseclock = 52,
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.capab.sdma = false,
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.capab.reg = 0x052134b4
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});
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return &machine->obj;
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}
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static void raspi2_register_nodes(void)
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{
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qos_node_create_machine("arm/raspi2b", qos_create_machine_arm_raspi2);
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qos_node_contains("arm/raspi2b", "generic-sdhci", NULL);
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}
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libqos_init(raspi2_register_nodes);
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