74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
/*******************************************************************************
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Barefoot Networks Switch ASIC Linux driver
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Copyright(c) 2015 - 2019 Barefoot Networks, Inc.
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This program is free software; you can redistribute it and/or modify it
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under the terms and conditions of the GNU General Public License,
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version 2, as published by the Free Software Foundation.
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This program is distributed in the hope it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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The full GNU General Public License is included in this distribution in
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the file called "COPYING".
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Contact Information:
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info@barefootnetworks.com
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Barefoot Networks, 4750 Patrick Henry Drive, Santa Clara CA 95054
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*******************************************************************************/
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#ifndef _BF_IOCTL_H_
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#define _BF_IOCTL_H_
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#ifdef __KERNEL__
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#include <linux/ioctl.h>
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#else
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#include <sys/ioctl.h>
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#ifndef phys_addr_t
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typedef uint64_t phys_addr_t;
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#endif
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#endif /* __KERNEL__ */
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#define BF_IOC_MAGIC 'b'
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#define BF_TBUS_MSIX_INDICES_MAX 3
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#define BF_TBUS_MSIX_INDICES_MIN 1
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typedef struct bf_dma_bus_map_s
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{
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phys_addr_t phy_addr;
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void *dma_addr;
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size_t size;
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} bf_dma_bus_map_t;
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typedef struct bf_tbus_msix_indices_s
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{
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int cnt;
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int indices[BF_TBUS_MSIX_INDICES_MAX];
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} bf_tbus_msix_indices_t;
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enum bf_intr_mode {
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BF_INTR_MODE_NONE = 0,
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BF_INTR_MODE_LEGACY,
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BF_INTR_MODE_MSI,
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BF_INTR_MODE_MSIX,
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};
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typedef struct bf_intr_mode_s {
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enum bf_intr_mode intr_mode;
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} bf_intr_mode_t;
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#define BF_IOCMAPDMAADDR _IOWR(BF_IOC_MAGIC, 0, bf_dma_bus_map_t)
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#define BF_IOCUNMAPDMAADDR _IOW(BF_IOC_MAGIC, 1, bf_dma_bus_map_t)
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#define BF_TBUS_MSIX_INDEX _IOW(BF_IOC_MAGIC, 2, bf_tbus_msix_indices_t)
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#define BF_GET_INTR_MODE _IOR(BF_IOC_MAGIC, 3, bf_intr_mode_t)
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#endif /* _BF_IOCTL_H_ */
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