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Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms and conditions of the gnu general public license version 2 as published by the free software foundation this program is distributed in the hope it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not see http www gnu org licenses the full gnu general public license is included in this distribution in the file called copying extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 12 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190530000434.160381502@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
127 lines
2.9 KiB
C
127 lines
2.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* FUJITSU Extended Socket Network Device driver
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* Copyright (c) 2015 FUJITSU LIMITED
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*/
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#ifndef FJES_REGS_H_
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#define FJES_REGS_H_
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#include <linux/bitops.h>
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#define XSCT_DEVICE_REGISTER_SIZE 0x1000
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/* register offset */
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/* Information registers */
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#define XSCT_OWNER_EPID 0x0000 /* Owner EPID */
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#define XSCT_MAX_EP 0x0004 /* Maximum EP */
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/* Device Control registers */
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#define XSCT_DCTL 0x0010 /* Device Control */
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/* Command Control registers */
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#define XSCT_CR 0x0020 /* Command request */
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#define XSCT_CS 0x0024 /* Command status */
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#define XSCT_SHSTSAL 0x0028 /* Share status address Low */
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#define XSCT_SHSTSAH 0x002C /* Share status address High */
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#define XSCT_REQBL 0x0034 /* Request Buffer length */
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#define XSCT_REQBAL 0x0038 /* Request Buffer Address Low */
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#define XSCT_REQBAH 0x003C /* Request Buffer Address High */
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#define XSCT_RESPBL 0x0044 /* Response Buffer Length */
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#define XSCT_RESPBAL 0x0048 /* Response Buffer Address Low */
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#define XSCT_RESPBAH 0x004C /* Response Buffer Address High */
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/* Interrupt Control registers */
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#define XSCT_IS 0x0080 /* Interrupt status */
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#define XSCT_IMS 0x0084 /* Interrupt mask set */
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#define XSCT_IMC 0x0088 /* Interrupt mask clear */
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#define XSCT_IG 0x008C /* Interrupt generator */
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#define XSCT_ICTL 0x0090 /* Interrupt control */
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/* register structure */
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/* Information registers */
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union REG_OWNER_EPID {
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struct {
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__le32 epid:16;
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__le32:16;
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} bits;
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__le32 reg;
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};
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union REG_MAX_EP {
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struct {
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__le32 maxep:16;
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__le32:16;
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} bits;
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__le32 reg;
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};
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/* Device Control registers */
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union REG_DCTL {
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struct {
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__le32 reset:1;
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__le32 rsv0:15;
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__le32 rsv1:16;
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} bits;
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__le32 reg;
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};
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/* Command Control registers */
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union REG_CR {
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struct {
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__le32 req_code:16;
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__le32 err_info:14;
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__le32 error:1;
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__le32 req_start:1;
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} bits;
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__le32 reg;
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};
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union REG_CS {
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struct {
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__le32 req_code:16;
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__le32 rsv0:14;
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__le32 busy:1;
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__le32 complete:1;
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} bits;
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__le32 reg;
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};
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/* Interrupt Control registers */
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union REG_ICTL {
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struct {
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__le32 automak:1;
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__le32 rsv0:31;
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} bits;
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__le32 reg;
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};
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enum REG_ICTL_MASK {
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REG_ICTL_MASK_INFO_UPDATE = 1 << 20,
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REG_ICTL_MASK_DEV_STOP_REQ = 1 << 19,
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REG_ICTL_MASK_TXRX_STOP_REQ = 1 << 18,
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REG_ICTL_MASK_TXRX_STOP_DONE = 1 << 17,
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REG_ICTL_MASK_RX_DATA = 1 << 16,
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REG_ICTL_MASK_ALL = GENMASK(20, 16),
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};
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enum REG_IS_MASK {
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REG_IS_MASK_IS_ASSERT = 1 << 31,
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REG_IS_MASK_EPID = GENMASK(15, 0),
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};
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struct fjes_hw;
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u32 fjes_hw_rd32(struct fjes_hw *hw, u32 reg);
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#define wr32(reg, val) \
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do { \
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u8 *base = hw->base; \
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writel((val), &base[(reg)]); \
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} while (0)
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#define rd32(reg) (fjes_hw_rd32(hw, reg))
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#endif /* FJES_REGS_H_ */
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