cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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spi.h (1607B)


      1/* SPDX-License-Identifier: GPL-2.0+ */
      2/*
      3 * Driver for Realtek PCI-Express card reader
      4 *
      5 * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
      6 *
      7 * Author:
      8 *   Wei WANG (wei_wang@realsil.com.cn)
      9 *   Micky Ching (micky_ching@realsil.com.cn)
     10 */
     11
     12#ifndef __REALTEK_RTSX_SPI_H
     13#define __REALTEK_RTSX_SPI_H
     14
     15/* SPI operation error */
     16#define SPI_NO_ERR		0x00
     17#define SPI_HW_ERR		0x01
     18#define SPI_INVALID_COMMAND	0x02
     19#define SPI_READ_ERR		0x03
     20#define SPI_WRITE_ERR		0x04
     21#define SPI_ERASE_ERR		0x05
     22#define SPI_BUSY_ERR		0x06
     23
     24/* Serial flash instruction */
     25#define SPI_READ		0x03
     26#define SPI_FAST_READ		0x0B
     27#define SPI_WREN		0x06
     28#define SPI_WRDI		0x04
     29#define SPI_RDSR		0x05
     30
     31#define SF_PAGE_LEN		256
     32
     33#define BYTE_PROGRAM		0
     34#define AAI_PROGRAM		1
     35#define PAGE_PROGRAM		2
     36
     37#define PAGE_ERASE		0
     38#define CHIP_ERASE		1
     39
     40int spi_erase_eeprom_chip(struct rtsx_chip *chip);
     41int spi_erase_eeprom_byte(struct rtsx_chip *chip, u16 addr);
     42int spi_read_eeprom(struct rtsx_chip *chip, u16 addr, u8 *val);
     43int spi_write_eeprom(struct rtsx_chip *chip, u16 addr, u8 val);
     44int spi_get_status(struct scsi_cmnd *srb, struct rtsx_chip *chip);
     45int spi_set_parameter(struct scsi_cmnd *srb, struct rtsx_chip *chip);
     46int spi_read_flash_id(struct scsi_cmnd *srb, struct rtsx_chip *chip);
     47int spi_read_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
     48int spi_write_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
     49int spi_erase_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
     50int spi_write_flash_status(struct scsi_cmnd *srb, struct rtsx_chip *chip);
     51
     52#endif  /* __REALTEK_RTSX_SPI_H */