mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
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97 lines
2.7 KiB
C
97 lines
2.7 KiB
C
/** FPGA card
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*
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* This class represents a FPGA device.
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*
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* @file
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* @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
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* @copyright 2017, Institute for Automation of Complex Power Systems, EONERC
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* @license GNU General Public License (version 3)
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*
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* VILLASnode
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************************/
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/** @addtogroup fpga VILLASfpga
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* @{
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*/
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#pragma once
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#include <libconfig.h>
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#include "common.h"
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#include "kernel/pci.h"
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#include "kernel/vfio.h"
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/* Forward declarations */
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struct fpga_ip;
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struct vfio_container;
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struct fpga_card {
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char *name; /**< The name of the FPGA card */
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enum state state; /**< The state of this FPGA card. */
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struct pci *pci;
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struct pci_device filter; /**< Filter for PCI device. */
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struct vfio_container *vfio_container;
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struct vfio_device vfio_device; /**< VFIO device handle. */
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int do_reset; /**< Reset VILLASfpga during startup? */
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int affinity; /**< Affinity for MSI interrupts */
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struct list ips; /**< List of IP components on FPGA. */
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char *map; /**< PCI BAR0 mapping for register access */
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size_t maplen;
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size_t dmalen;
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/* Some IP cores are special and referenced here */
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struct fpga_ip *intc;
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struct fpga_ip *reset;
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struct fpga_ip *sw;
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config_setting_t *cfg;
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};
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/** Initialize FPGA card and its IP components. */
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int fpga_card_init(struct fpga_card *c, struct pci *pci, struct vfio_container *vc);
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/** Parse configuration of FPGA card including IP cores from config. */
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int fpga_card_parse(struct fpga_card *c, config_setting_t *cfg);
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int fpga_card_parse_list(struct list *l, config_setting_t *cfg);
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/** Check if the FPGA card configuration is plausible. */
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int fpga_card_check(struct fpga_card *c);
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/** Start FPGA card. */
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int fpga_card_start(struct fpga_card *c);
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/** Stop FPGA card. */
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int fpga_card_stop(struct fpga_card *c);
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/** Destroy FPGA card. */
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int fpga_card_destroy(struct fpga_card *c);
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/** Dump details of FPGA card to stdout. */
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void fpga_card_dump(struct fpga_card *c);
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/** Reset the FPGA to a known state */
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int fpga_card_reset(struct fpga_card *c);
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/** @} */
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