877e462990
1. only support pci modern device; 2. need the pci controller support MSI/MSI-X; It has been verified based on virtio-rng and virtio-net. Signed-off-by: Yongrong Wang <wangyongrong@xiaomi.com> Signed-off-by: Bowen Wang <wangbowen6@xiaomi.com>
120 lines
3.3 KiB
C
120 lines
3.3 KiB
C
/****************************************************************************
|
|
* drivers/pci/pci_drivers.c
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership. The
|
|
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
|
* "License"); you may not use this file except in compliance with the
|
|
* License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
* License for the specific language governing permissions and limitations
|
|
* under the License.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <debug.h>
|
|
|
|
#include <nuttx/pci/pci.h>
|
|
#include <nuttx/pci/pci_qemu_edu.h>
|
|
#include <nuttx/pci/pci_qemu_test.h>
|
|
#include <nuttx/rptun/rptun_ivshmem.h>
|
|
#include <nuttx/rpmsg/rpmsg_virtio_ivshmem.h>
|
|
#include <nuttx/virtio/virtio-pci.h>
|
|
|
|
#include "pci_drivers.h"
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: pci_register_drivers
|
|
*
|
|
* Description:
|
|
* Register all the pci drivers to pci bus
|
|
*
|
|
****************************************************************************/
|
|
|
|
int pci_register_drivers(void)
|
|
{
|
|
int ret;
|
|
|
|
#ifdef CONFIG_PCI_IVSHMEM
|
|
ret = pci_ivshmem_register();
|
|
if (ret < 0)
|
|
{
|
|
pcierr("pci_ivshemem_register failed ret=%d\n", ret);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_PCI_UIO_IVSHMEM
|
|
ret = pci_register_uio_ivshmem_driver();
|
|
if (ret < 0)
|
|
{
|
|
pcierr("pci_register_uio_ivshmem_driver failed, ret=%d\n", ret);
|
|
}
|
|
#endif
|
|
|
|
/* Initialization rptun ivshmem driver */
|
|
|
|
#ifdef CONFIG_RPTUN_IVSHMEM
|
|
ret = pci_register_rptun_ivshmem_driver();
|
|
if (ret < 0)
|
|
{
|
|
pcierr("pci_register_rptun_ivshmem_driver failed, ret=%d\n", ret);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_RPMSG_VIRTIO_IVSHMEM
|
|
ret = pci_register_rpmsg_virtio_ivshmem_driver();
|
|
if (ret < 0)
|
|
{
|
|
pcierr("pci_register_rpmsg_virtio_ivshmem_driver failed, ret=%d\n",
|
|
ret);
|
|
}
|
|
#endif
|
|
|
|
/* Initialization pci qemu test driver */
|
|
|
|
#ifdef CONFIG_PCI_QEMU_TEST
|
|
ret = pci_register_qemu_test_driver();
|
|
if (ret < 0)
|
|
{
|
|
pcierr("pci_register_qemu_test_driver failed, ret=%d\n", ret);
|
|
}
|
|
#endif
|
|
|
|
/* Initialization qemu edu driver */
|
|
|
|
#ifdef CONFIG_PCI_QEMU_EDU
|
|
ret = pci_register_qemu_edu_driver();
|
|
if (ret < 0)
|
|
{
|
|
pcierr("pci_register_qemu_edu_driver failed, ret=%d\n", ret);
|
|
}
|
|
#endif
|
|
|
|
/* Initialization virtio pci driver */
|
|
|
|
#ifdef CONFIG_DRIVERS_VIRTIO_PCI
|
|
ret = register_virtio_pci_driver();
|
|
if (ret < 0)
|
|
{
|
|
pcierr("register_virtio_pci_driver failed, ret=%d\n", ret);
|
|
}
|
|
#endif
|
|
|
|
UNUSED(ret);
|
|
return ret;
|
|
}
|