diff options
Diffstat (limited to 'lib/librte_eal/linuxapp/eal/include')
| -rw-r--r-- | lib/librte_eal/linuxapp/eal/include/exec-env/rte_dom0_common.h | 108 | ||||
| -rw-r--r-- | lib/librte_eal/linuxapp/eal/include/exec-env/rte_interrupts.h | 239 |
2 files changed, 0 insertions, 347 deletions
diff --git a/lib/librte_eal/linuxapp/eal/include/exec-env/rte_dom0_common.h b/lib/librte_eal/linuxapp/eal/include/exec-env/rte_dom0_common.h deleted file mode 100644 index d9707780..00000000 --- a/lib/librte_eal/linuxapp/eal/include/exec-env/rte_dom0_common.h +++ /dev/null @@ -1,108 +0,0 @@ -/*- - * This file is provided under a dual BSD/LGPLv2 license. When using or - * redistributing this file, you may do so under either license. - * - * GNU LESSER GENERAL PUBLIC LICENSE - * - * Copyright(c) 2007-2014 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2.1 of the GNU Lesser General Public License - * as published by the Free Software Foundation. - * - * This program 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 program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. - * - * Contact Information: - * Intel Corporation - * - * - * BSD LICENSE - * - * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - */ - -#ifndef _RTE_DOM0_COMMON_H_ -#define _RTE_DOM0_COMMON_H_ - -#ifdef __KERNEL__ -#include <linux/if.h> -#endif - -#define DOM0_NAME_MAX 256 -#define DOM0_MM_DEV "/dev/dom0_mm" - -#define DOM0_CONTIG_NUM_ORDER 9 /**< order of 2M */ -#define DOM0_NUM_MEMSEG 512 /**< Maximum nb. of memory segment. */ -#define DOM0_MEMBLOCK_SIZE 0x200000 /**< size of memory block(2M). */ -#define DOM0_CONFIG_MEMSIZE 4096 /**< Maximum config memory size(4G). */ -#define DOM0_NUM_MEMBLOCK (DOM0_CONFIG_MEMSIZE / 2) /**< Maximum nb. of 2M memory block. */ - -#define RTE_DOM0_IOCTL_PREPARE_MEMSEG _IOWR(0, 1 , struct memory_info) -#define RTE_DOM0_IOCTL_ATTACH_TO_MEMSEG _IOWR(0, 2 , char *) -#define RTE_DOM0_IOCTL_GET_NUM_MEMSEG _IOWR(0, 3, int) -#define RTE_DOM0_IOCTL_GET_MEMSEG_INFO _IOWR(0, 4, void *) - -/** - * A structure used to store memory information. - */ -struct memory_info { - char name[DOM0_NAME_MAX]; - uint64_t size; -}; - -/** - * A structure used to store memory segment information. - */ -struct memseg_info { - uint32_t idx; - uint64_t pfn; - uint64_t size; - uint64_t mfn[DOM0_NUM_MEMBLOCK]; -}; - -/** - * A structure used to store memory block information. - */ -struct memblock_info { - uint8_t exchange_flag; - uint8_t used; - uint64_t vir_addr; - uint64_t pfn; - uint64_t mfn; -}; -#endif /* _RTE_DOM0_COMMON_H_ */ diff --git a/lib/librte_eal/linuxapp/eal/include/exec-env/rte_interrupts.h b/lib/librte_eal/linuxapp/eal/include/exec-env/rte_interrupts.h deleted file mode 100644 index 6daffebf..00000000 --- a/lib/librte_eal/linuxapp/eal/include/exec-env/rte_interrupts.h +++ /dev/null @@ -1,239 +0,0 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef _RTE_INTERRUPTS_H_ -#error "don't include this file directly, please include generic <rte_interrupts.h>" -#endif - -#ifndef _RTE_LINUXAPP_INTERRUPTS_H_ -#define _RTE_LINUXAPP_INTERRUPTS_H_ - -#define RTE_MAX_RXTX_INTR_VEC_ID 32 -#define RTE_INTR_VEC_ZERO_OFFSET 0 -#define RTE_INTR_VEC_RXTX_OFFSET 1 - -enum rte_intr_handle_type { - RTE_INTR_HANDLE_UNKNOWN = 0, - RTE_INTR_HANDLE_UIO, /**< uio device handle */ - RTE_INTR_HANDLE_UIO_INTX, /**< uio generic handle */ - RTE_INTR_HANDLE_VFIO_LEGACY, /**< vfio device handle (legacy) */ - RTE_INTR_HANDLE_VFIO_MSI, /**< vfio device handle (MSI) */ - RTE_INTR_HANDLE_VFIO_MSIX, /**< vfio device handle (MSIX) */ - RTE_INTR_HANDLE_ALARM, /**< alarm handle */ - RTE_INTR_HANDLE_EXT, /**< external handler */ - RTE_INTR_HANDLE_VDEV, /**< virtual device */ - RTE_INTR_HANDLE_MAX -}; - -#define RTE_INTR_EVENT_ADD 1UL -#define RTE_INTR_EVENT_DEL 2UL - -typedef void (*rte_intr_event_cb_t)(int fd, void *arg); - -struct rte_epoll_data { - uint32_t event; /**< event type */ - void *data; /**< User data */ - rte_intr_event_cb_t cb_fun; /**< IN: callback fun */ - void *cb_arg; /**< IN: callback arg */ -}; - -enum { - RTE_EPOLL_INVALID = 0, - RTE_EPOLL_VALID, - RTE_EPOLL_EXEC, -}; - -/** interrupt epoll event obj, taken by epoll_event.ptr */ -struct rte_epoll_event { - volatile uint32_t status; /**< OUT: event status */ - int fd; /**< OUT: event fd */ - int epfd; /**< OUT: epoll instance the ev associated with */ - struct rte_epoll_data epdata; -}; - -/** Handle for interrupts. */ -struct rte_intr_handle { - RTE_STD_C11 - union { - int vfio_dev_fd; /**< VFIO device file descriptor */ - int uio_cfg_fd; /**< UIO config file descriptor - for uio_pci_generic */ - }; - int fd; /**< interrupt event file descriptor */ - enum rte_intr_handle_type type; /**< handle type */ - uint32_t max_intr; /**< max interrupt requested */ - uint32_t nb_efd; /**< number of available efd(event fd) */ - int efds[RTE_MAX_RXTX_INTR_VEC_ID]; /**< intr vectors/efds mapping */ - struct rte_epoll_event elist[RTE_MAX_RXTX_INTR_VEC_ID]; - /**< intr vector epoll event */ - int *intr_vec; /**< intr vector number array */ -}; - -#define RTE_EPOLL_PER_THREAD -1 /**< to hint using per thread epfd */ - -/** - * It waits for events on the epoll instance. - * - * @param epfd - * Epoll instance fd on which the caller wait for events. - * @param events - * Memory area contains the events that will be available for the caller. - * @param maxevents - * Up to maxevents are returned, must greater than zero. - * @param timeout - * Specifying a timeout of -1 causes a block indefinitely. - * Specifying a timeout equal to zero cause to return immediately. - * @return - * - On success, returns the number of available event. - * - On failure, a negative value. - */ -int -rte_epoll_wait(int epfd, struct rte_epoll_event *events, - int maxevents, int timeout); - -/** - * It performs control operations on epoll instance referred by the epfd. - * It requests that the operation op be performed for the target fd. - * - * @param epfd - * Epoll instance fd on which the caller perform control operations. - * @param op - * The operation be performed for the target fd. - * @param fd - * The target fd on which the control ops perform. - * @param event - * Describes the object linked to the fd. - * Note: The caller must take care the object deletion after CTL_DEL. - * @return - * - On success, zero. - * - On failure, a negative value. - */ -int -rte_epoll_ctl(int epfd, int op, int fd, - struct rte_epoll_event *event); - -/** - * The function returns the per thread epoll instance. - * - * @return - * epfd the epoll instance referred to. - */ -int -rte_intr_tls_epfd(void); - -/** - * @param intr_handle - * Pointer to the interrupt handle. - * @param epfd - * Epoll instance fd which the intr vector associated to. - * @param op - * The operation be performed for the vector. - * Operation type of {ADD, DEL}. - * @param vec - * RX intr vector number added to the epoll instance wait list. - * @param data - * User raw data. - * @return - * - On success, zero. - * - On failure, a negative value. - */ -int -rte_intr_rx_ctl(struct rte_intr_handle *intr_handle, - int epfd, int op, unsigned int vec, void *data); - -/** - * It deletes registered eventfds. - * - * @param intr_handle - * Pointer to the interrupt handle. - */ -void -rte_intr_free_epoll_fd(struct rte_intr_handle *intr_handle); - -/** - * It enables the packet I/O interrupt event if it's necessary. - * It creates event fd for each interrupt vector when MSIX is used, - * otherwise it multiplexes a single event fd. - * - * @param intr_handle - * Pointer to the interrupt handle. - * @param nb_efd - * Number of interrupt vector trying to enable. - * The value 0 is not allowed. - * @return - * - On success, zero. - * - On failure, a negative value. - */ -int -rte_intr_efd_enable(struct rte_intr_handle *intr_handle, uint32_t nb_efd); - -/** - * It disables the packet I/O interrupt event. - * It deletes registered eventfds and closes the open fds. - * - * @param intr_handle - * Pointer to the interrupt handle. - */ -void -rte_intr_efd_disable(struct rte_intr_handle *intr_handle); - -/** - * The packet I/O interrupt on datapath is enabled or not. - * - * @param intr_handle - * Pointer to the interrupt handle. - */ -int -rte_intr_dp_is_en(struct rte_intr_handle *intr_handle); - -/** - * The interrupt handle instance allows other causes or not. - * Other causes stand for any none packet I/O interrupts. - * - * @param intr_handle - * Pointer to the interrupt handle. - */ -int -rte_intr_allow_others(struct rte_intr_handle *intr_handle); - -/** - * The multiple interrupt vector capability of interrupt handle instance. - * It returns zero if no multiple interrupt vector support. - * - * @param intr_handle - * Pointer to the interrupt handle. - */ -int -rte_intr_cap_multiple(struct rte_intr_handle *intr_handle); - -#endif /* _RTE_LINUXAPP_INTERRUPTS_H_ */ |