Implement SDHCI commands for Linux.

This commit is contained in:
2019-10-19 17:18:58 +01:00
parent dae15d9009
commit b0c857b2f3
5 changed files with 154 additions and 3 deletions

View File

@@ -3,10 +3,10 @@ project(dicremote C)
set(CMAKE_C_STANDARD 90) set(CMAKE_C_STANDARD 90)
set(MAIN_SOURCES main.c list_devices.c device.c scsi.c hex2bin.c usb.c ieee1394.c pcmcia.c ata.c) set(MAIN_SOURCES main.c list_devices.c device.c scsi.c hex2bin.c usb.c ieee1394.c pcmcia.c ata.c sdhci.c)
if("${CMAKE_SYSTEM}" MATCHES "Linux") if("${CMAKE_SYSTEM}" MATCHES "Linux")
set(PLATFORM_SOURCES linux/list_devices.c linux/linux.h linux/device.c linux/scsi.c linux/usb.c linux/ieee1394.c linux/pcmcia.c linux/ata.c) set(PLATFORM_SOURCES linux/list_devices.c linux/linux.h linux/device.c linux/scsi.c linux/usb.c linux/ieee1394.c linux/pcmcia.c linux/ata.c linux/sdhci.c)
endif() endif()
add_executable(dicremote ${MAIN_SOURCES} ${PLATFORM_SOURCES}) add_executable(dicremote ${MAIN_SOURCES} ${PLATFORM_SOURCES})

View File

@@ -483,5 +483,19 @@ int32_t SendAtaLba48Command(int device_fd,
uint32_t* duration, uint32_t* duration,
uint32_t* sense, uint32_t* sense,
uint32_t* buf_len); uint32_t* buf_len);
int32_t SendSdhciCommand(int device_fd,
uint8_t command,
uint8_t write,
uint8_t application,
uint32_t flags,
uint32_t argument,
uint32_t block_size,
uint32_t blocks,
char* buffer,
uint32_t buf_len,
uint32_t timeout,
uint32_t* response,
uint32_t* duration,
uint32_t* sense);
#endif #endif

View File

@@ -92,5 +92,17 @@ int32_t linux_send_ata_lba48_command(int device_fd,
uint32_t* duration, uint32_t* duration,
uint32_t* sense, uint32_t* sense,
uint32_t* buf_len); uint32_t* buf_len);
int32_t linux_send_sdhci_command(int device_fd,
uint8_t command,
uint8_t write,
uint8_t application,
uint32_t flags,
uint32_t argument,
uint32_t block_size,
uint32_t blocks,
char* buffer,
uint32_t timeout,
uint32_t* response,
uint32_t* duration,
uint32_t* sense);
#endif // DICREMOTE_LINUX_H #endif // DICREMOTE_LINUX_H

71
linux/sdhci.c Normal file
View File

@@ -0,0 +1,71 @@
/*
* This file is part of the DiscImageChef Remote Server.
* Copyright (c) 2019 Natalia Portillo.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that 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/>.
*/
#include <errno.h>
#include <linux/major.h>
#include <linux/mmc/ioctl.h>
#include <stdint.h>
#include <string.h>
#include <sys/ioctl.h>
int32_t linux_send_sdhci_command(int device_fd,
uint8_t command,
uint8_t write,
uint8_t application,
uint32_t flags,
uint32_t argument,
uint32_t block_size,
uint32_t blocks,
char* buffer,
uint32_t timeout,
uint32_t* response,
uint32_t* duration,
uint32_t* sense)
{
struct mmc_ioc_cmd mmc_ioc_cmd;
int32_t error;
*duration = 0;
*sense = 0;
memset(response, 0, sizeof(uint32_t) * 4);
memset(&mmc_ioc_cmd, 0, sizeof(struct mmc_ioc_cmd));
mmc_ioc_cmd.write_flag = write;
mmc_ioc_cmd.is_acmd = application;
mmc_ioc_cmd.opcode = command;
mmc_ioc_cmd.arg = argument;
mmc_ioc_cmd.flags = flags;
mmc_ioc_cmd.blksz = block_size;
mmc_ioc_cmd.blocks = blocks;
if(timeout > 0)
{
mmc_ioc_cmd.data_timeout_ns = timeout * 1000000000;
mmc_ioc_cmd.cmd_timeout_ms = timeout * 1000;
}
mmc_ioc_cmd.data_ptr = (uint64_t)buffer;
// TODO: Timing
error = ioctl(device_fd, MMC_IOC_CMD, &mmc_ioc_cmd);
if(error < 0) error = errno;
*sense = error < 0;
memcpy((char*)response, (char*)&mmc_ioc_cmd.response, sizeof(uint32_t) * 4);
return error;
}

54
sdhci.c Normal file
View File

@@ -0,0 +1,54 @@
/*
* This file is part of the DiscImageChef Remote Server.
* Copyright (c) 2019 Natalia Portillo.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that 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/>.
*/
#if defined(__linux__) && !defined(__ANDROID__)
#include "linux/linux.h"
#endif
int32_t SendSdhciCommand(int device_fd,
uint8_t command,
uint8_t write,
uint8_t application,
uint32_t flags,
uint32_t argument,
uint32_t block_size,
uint32_t blocks,
char* buffer,
uint32_t buf_len,
uint32_t timeout,
uint32_t* response,
uint32_t* duration,
uint32_t* sense)
{
#if defined(__linux__) && !defined(__ANDROID__)
return linux_send_sdhci_command(device_fd,
command,
write,
application,
flags,
argument,
block_size,
blocks,
buffer,
timeout,
response,
duration,
sense);
#else
return -1;
#endif
}