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libqos: add ARM imx25-pdk machine object
This is used to test imx_i2c. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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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 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/> | ||
*/ | ||
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#include "qemu/osdep.h" | ||
#include "libqtest.h" | ||
#include "libqos/malloc.h" | ||
#include "libqos/qgraph.h" | ||
#include "libqos/i2c.h" | ||
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#define ARM_PAGE_SIZE 4096 | ||
#define IMX25_PDK_RAM_START 0x80000000 | ||
#define IMX25_PDK_RAM_END 0x88000000 | ||
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typedef struct QIMX25PDKMachine QIMX25PDKMachine; | ||
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struct QIMX25PDKMachine { | ||
QOSGraphObject obj; | ||
QGuestAllocator alloc; | ||
IMXI2C i2c_1; | ||
}; | ||
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static void *imx25_pdk_get_driver(void *object, const char *interface) | ||
{ | ||
QIMX25PDKMachine *machine = object; | ||
if (!g_strcmp0(interface, "memory")) { | ||
return &machine->alloc; | ||
} | ||
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fprintf(stderr, "%s not present in arm/imx25_pdk\n", interface); | ||
g_assert_not_reached(); | ||
} | ||
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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; | ||
} | ||
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fprintf(stderr, "%s not present in arm/imx25_pdk\n", device); | ||
g_assert_not_reached(); | ||
} | ||
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static void imx25_pdk_destructor(QOSGraphObject *obj) | ||
{ | ||
QIMX25PDKMachine *machine = (QIMX25PDKMachine *) obj; | ||
alloc_destroy(&machine->alloc); | ||
} | ||
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static void *qos_create_machine_arm_imx25_pdk(QTestState *qts) | ||
{ | ||
QIMX25PDKMachine *machine = g_new0(QIMX25PDKMachine, 1); | ||
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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; | ||
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imx_i2c_init(&machine->i2c_1, qts, 0x43f80000); | ||
return &machine->obj; | ||
} | ||
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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); | ||
} | ||
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libqos_init(imx25_pdk_register_nodes); |