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40 lines
1.8 KiB
C
40 lines
1.8 KiB
C
// SPDX-License-Identifier: BSD-2-Clause-Views
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/*
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* Copyright (c) 2022-2023 The Regents of the University of California
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*/
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#ifndef REG_IF_H
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#define REG_IF_H
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#include <stdint.h>
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#include <stddef.h>
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struct mqnic_reg_if {
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const struct mqnic_reg_if_ops *ops;
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void *priv;
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};
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struct mqnic_reg_if_ops {
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int (*read8)(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint8_t *value);
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int (*write8)(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint8_t value);
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int (*read16)(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint16_t *value);
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int (*write16)(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint16_t value);
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int (*read32)(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint32_t *value);
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int (*write32)(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint32_t value);
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int (*read64)(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint64_t *value);
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int (*write64)(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint64_t value);
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};
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int mqnic_reg_if_read8(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint8_t *value);
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int mqnic_reg_if_write8(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint8_t value);
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int mqnic_reg_if_read16(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint16_t *value);
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int mqnic_reg_if_write16(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint16_t value);
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int mqnic_reg_if_read32(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint32_t *value);
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int mqnic_reg_if_write32(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint32_t value);
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int mqnic_reg_if_read64(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint64_t *value);
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int mqnic_reg_if_write64(const struct mqnic_reg_if *reg, ptrdiff_t offset, uint64_t value);
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void mqnic_reg_if_setup_raw(struct mqnic_reg_if *reg, void *regs);
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#endif /* REG_IF_H */
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