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/*
* libqos driver framework
*
* Copyright (c) 2019 Red Hat, Inc.
*
* Author: Paolo Bonzini <pbonzini@redhat.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>
*/
#include "qemu/osdep.h"
#include "libqtest.h"
#include "libqos/malloc.h"
#include "libqos/qgraph.h"
#include "libqos/i2c.h"
#define ARM_PAGE_SIZE 4096
#define IMX25_PDK_RAM_START 0x80000000
#define IMX25_PDK_RAM_END 0x88000000
typedef struct QIMX25PDKMachine QIMX25PDKMachine;
struct QIMX25PDKMachine {
QOSGraphObject obj;
QGuestAllocator alloc;
IMXI2C i2c_1;
};
static void *imx25_pdk_get_driver(void *object, const char *interface)
{
QIMX25PDKMachine *machine = object;
if (!g_strcmp0(interface, "memory")) {
return &machine->alloc;
}
fprintf(stderr, "%s not present in arm/imx25_pdk\n", interface);
g_assert_not_reached();
}
static QOSGraphObject *imx25_pdk_get_device(void *obj, const char *device)
{
QIMX25PDKMachine *machine = obj;
if (!g_strcmp0(device, "imx.i2c")) {
return &machine->i2c_1.obj;
}
fprintf(stderr, "%s not present in arm/imx25_pdk\n", device);
g_assert_not_reached();
}
static void imx25_pdk_destructor(QOSGraphObject *obj)
{
QIMX25PDKMachine *machine = (QIMX25PDKMachine *) obj;
alloc_destroy(&machine->alloc);
}
static void *qos_create_machine_arm_imx25_pdk(QTestState *qts)
{
QIMX25PDKMachine *machine = g_new0(QIMX25PDKMachine, 1);
alloc_init(&machine->alloc, 0,
IMX25_PDK_RAM_START,
IMX25_PDK_RAM_END,
ARM_PAGE_SIZE);
machine->obj.get_device = imx25_pdk_get_device;
machine->obj.get_driver = imx25_pdk_get_driver;
machine->obj.destructor = imx25_pdk_destructor;
imx_i2c_init(&machine->i2c_1, qts, 0x43f80000);
return &machine->obj;
}
static void imx25_pdk_register_nodes(void)
{
QOSGraphEdgeOptions edge = {
.extra_device_opts = "bus=i2c-bus.0"
};
qos_node_create_machine("arm/imx25-pdk", qos_create_machine_arm_imx25_pdk);
qos_node_contains("arm/imx25-pdk", "imx.i2c", &edge, NULL);
}
libqos_init(imx25_pdk_register_nodes);
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