1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
|
/*
* Copyright : (C) 2022 Phytium Information Technology, Inc.
* All Rights Reserved.
*
* This program is OPEN SOURCE software: you can redistribute it and/or modify it
* under the terms of the Phytium Public License as published by the Phytium Technology Co.,Ltd,
* either version 1.0 of the License, or (at your option) any later version.
*
* 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 Phytium Public License for more details.
*
*
* FilePath: usb_disk.c
* Date: 2022-09-23 08:24:09
* LastEditTime: 2022-09-23 08:24:10
* Description: This files is for
*
* Modify History:
* Ver Who Date Changes
* ----- ------ -------- --------------------------------------
*/
/***************************** Include Files *********************************/
#include <stdio.h>
#include <string.h>
#include "FreeRTOS.h"
#include "task.h"
#include "ft_assert.h"
#include "interrupt.h"
#include "cpu_info.h"
#include "ft_debug.h"
#include "usbh_core.h"
#include "usbh_msc.h"
/************************** Constant Definitions *****************************/
/**************************** Type Definitions *******************************/
/************************** Variable Definitions *****************************/
/***************** Macros (Inline Functions) Definitions *********************/
#define FUSB_DEBUG_TAG "USB-DISK"
#define FUSB_ERROR(format, ...) FT_DEBUG_PRINT_E(FUSB_DEBUG_TAG, format, ##__VA_ARGS__)
#define FUSB_WARN(format, ...) FT_DEBUG_PRINT_W(FUSB_DEBUG_TAG, format, ##__VA_ARGS__)
#define FUSB_INFO(format, ...) FT_DEBUG_PRINT_I(FUSB_DEBUG_TAG, format, ##__VA_ARGS__)
#define FUSB_DEBUG(format, ...) FT_DEBUG_PRINT_D(FUSB_DEBUG_TAG, format, ##__VA_ARGS__)
/************************** Function Prototypes ******************************/
/*****************************************************************************/
static void UsbMscTask(void * args)
{
int ret;
struct usbh_msc *msc_class;
static uint8_t partition_table[512] = {0};
while (TRUE)
{
msc_class = (struct usbh_msc *)usbh_find_class_instance("/dev/sda");
if (msc_class == NULL)
{
USB_LOG_RAW("do not find /dev/sda\r\n");
goto err_exit;
}
/* get the partition table */
ret = usbh_msc_scsi_read10(msc_class, 0, partition_table, 1);
if (ret < 0)
{
USB_LOG_RAW("scsi_read10 error,ret:%d\r\n", ret);
goto err_exit;
}
for (uint32_t i = 0; i < 512; i++)
{
if (i % 16 == 0)
{
USB_LOG_RAW("\r\n");
}
USB_LOG_RAW("%02x ", partition_table[i]);
}
USB_LOG_RAW("\r\n");
/* write partition table */
for (uint32_t i = 0; i < 512; i++)
{
partition_table[i] ^= 0xfffff;
}
ret = usbh_msc_scsi_write10(msc_class, 0, partition_table, 1);
if (ret < 0)
{
USB_LOG_RAW("scsi_write10 error,ret:%d\r\n", ret);
goto err_exit;
}
vTaskDelay(10);
}
err_exit:
vTaskDelete(NULL);
}
BaseType_t FFreeRTOSWriteReadUsbDisk(void)
{
BaseType_t ret = pdPASS;
taskENTER_CRITICAL(); /* no schedule when create task */
ret = xTaskCreate((TaskFunction_t )UsbMscTask,
(const char* )"UsbMscTask",
(uint16_t )2048,
NULL,
(UBaseType_t )configMAX_PRIORITIES - 1,
NULL);
FASSERT_MSG(pdPASS == ret, "create task failed");
taskEXIT_CRITICAL(); /* allow schedule since task created */
return ret;
}
|
