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USB: Make unit test mock classes common

Browse Source 
This commit moves the mock classes used for HCD unit tests into
a common header so that other layers of the USB Host stack can
also utilzie them for their own unit tests.
This commit is contained in:
Darian Leung 2021-06-28 12:39:39 +08:00
parent d7928bf1db
commit b901cbd273
7 changed files with 354 additions and 229 deletions
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4
components/usb/test/CMakeLists.txt
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@ -5,7 +5,7 @@ if(NOT "${target}" MATCHES "^esp32s[2-3]")
return()
endif()
idf_component_register(SRC_DIRS "hcd"
PRIV_INCLUDE_DIRS "../private_include" "." "hcd"
idf_component_register(SRC_DIRS "common" "hcd"
PRIV_INCLUDE_DIRS "../private_include" "common" "hcd"
PRIV_REQUIRES cmock usb test_utils
)

86
components/usb/test/common/test_usb_mock_classes.c Normal file
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@ -0,0 +1,86 @@
// Copyright 2015-2020 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <stdint.h>
#include <stdbool.h>
#include <stdio.h>
#include "usb.h"
#include "test_usb_mock_classes.h"
// ---------------------------------------------------- MSC SCSI -------------------------------------------------------
void mock_msc_scsi_init_cbw(mock_msc_bulk_cbw_t *cbw, bool is_read, int offset, int num_sectors, uint32_t tag)
{
cbw->dCBWSignature = 0x43425355; //Fixed value
cbw->dCBWTag = tag; //Random value that is echoed back
cbw->dCBWDataTransferLength = num_sectors * MOCK_MSC_SCSI_SECTOR_SIZE;
cbw->bmCBWFlags = (is_read) ? (1 << 7) : 0; //If this is a read, set the direction flag
cbw->bCBWLUN = MOCK_MSC_SCSI_LUN;
cbw->bCBWCBLength = 10; //The length of the SCSI command
//Initialize SCSI CMD as READ10 or WRITE 10
cbw->CBWCB.opcode = (is_read) ? 0x28 : 0x2A; //SCSI CMD READ10 or WRITE10
cbw->CBWCB.flags = 0;
cbw->CBWCB.lba_3 = (offset >> 24);
cbw->CBWCB.lba_2 = (offset >> 16);
cbw->CBWCB.lba_1 = (offset >> 8);
cbw->CBWCB.lba_0 = (offset >> 0);
cbw->CBWCB.group = 0;
cbw->CBWCB.len_1 = (num_sectors >> 8);
cbw->CBWCB.len_0 = (num_sectors >> 0);
cbw->CBWCB.control = 0;
}
bool mock_msc_scsi_check_csw(mock_msc_bulk_csw_t *csw, uint32_t tag_expect)
{
bool no_issues = true;
if (csw->dCSWSignature != 0x53425355) {
no_issues = false;
printf("Warning: csw signature corrupt (0x%X)\n", csw->dCSWSignature);
}
if (csw->dCSWTag != tag_expect) {
no_issues = false;
printf("Warning: csw tag unexpected! Expected %d got %d\n", tag_expect, csw->dCSWTag);
}
if (csw->dCSWDataResidue) {
no_issues = false;
printf("Warning: csw indicates data residue of %d bytes!\n", csw->dCSWDataResidue);
}
if (csw->bCSWStatus) {
no_issues = false;
printf("Warning: csw indicates non-good status %d!\n", csw->bCSWStatus);
}
return no_issues;
}
// ---------------------------------------------------- HID Mouse ------------------------------------------------------
void mock_hid_process_report(mock_hid_mouse_report_t *report, int iter)
{
static int x_pos = 0;
static int y_pos = 0;
//Update X position
if (report->x_movement & 0x80) { //Positive movement
x_pos += report->x_movement & 0x7F;
} else { //Negative movement
x_pos -= report->x_movement & 0x7F;
}
//Update Y position
if (report->y_movement & 0x80) { //Positive movement
y_pos += report->y_movement & 0x7F;
} else { //Negative movement
y_pos -= report->y_movement & 0x7F;
}
printf("\rX:%d\tY:%d\tIter: %d\n", x_pos, y_pos, iter);
}

256
components/usb/test/common/test_usb_mock_classes.h Normal file
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@ -0,0 +1,256 @@
// Copyright 2015-2020 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/*
This header contains bare-bone mock implementations of some device classes in order to test various layers of the USB
Host stack.
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include "usb.h"
#ifdef __cplusplus
extern "C" {
#endif
// ---------------------------------------------------- MSC SCSI -------------------------------------------------------
/*
Note: The mock MSC SCSI tests requires that USB flash drive be connected. The flash drive should...
- Be implement the Mass Storage class supporting BULK only transfers using SCSI commands
- It's configuration 1 should have the following endpoints
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 0
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
idVendor 0x125f
idProduct 0xc08a
bcdDevice 1.00
iManufacturer 1
iProduct 2
iSerial 3
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 0x0020
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0
bmAttributes 0x80
(Bus Powered)
MaxPower 480mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 8 Mass Storage
bInterfaceSubClass 6 SCSI
bInterfaceProtocol 80 Bulk-Only
iInterface 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x01 EP 1 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 1
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x82 EP 2 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 1
If you're using a flash driver with different endpoints, modify the endpoint descriptors below.
*/
static const usb_desc_ep_t mock_msc_scsi_bulk_out_ep_desc = {
.bLength = sizeof(usb_desc_ep_t),
.bDescriptorType = USB_B_DESCRIPTOR_TYPE_ENDPOINT,
.bEndpointAddress = 0x01, //EP 1 OUT
.bmAttributes = USB_BM_ATTRIBUTES_XFER_BULK,
.wMaxPacketSize = 64, //MPS of 64 bytes
.bInterval = 1,
};
static const usb_desc_ep_t mock_msc_scsi_bulk_in_ep_desc = {
.bLength = sizeof(usb_desc_ep_t),
.bDescriptorType = USB_B_DESCRIPTOR_TYPE_ENDPOINT,
.bEndpointAddress = 0x82, //EP 2 IN
.bmAttributes = USB_BM_ATTRIBUTES_XFER_BULK,
.wMaxPacketSize = 64, //MPS of 64 bytes
.bInterval = 1,
};
#define MOCK_MSC_SCSI_DEV_ID_VENDOR 0x125F
#define MOCK_MSC_SCSI_DEV_ID_PRODUCT 0xc08A
#define MOCK_MSC_SCSI_DEV_DFLT_EP_MPS 64
#define MOCK_MSC_SCSI_SECTOR_SIZE 512
#define MOCK_MSC_SCSI_LUN 0
#define MOCK_MSC_SCSI_INTF_NUMBER 0
#define MOCK_MSC_SCSI_INTF_ALT_SETTING 0
#define MOCK_MSC_SCSI_BULK_OUT_EP_ADDR 0x01
#define MOCK_MSC_SCSI_BULK_IN_EP_ADDR 0x82
#define MOCK_MSC_SCSI_BULK_EP_MPS 64
#define MOCK_MSC_SCSI_REQ_INIT_RESET(ctrl_req_ptr, intf_num) ({ \
(ctrl_req_ptr)->bRequestType = USB_B_REQUEST_TYPE_DIR_OUT | USB_B_REQUEST_TYPE_TYPE_CLASS | USB_B_REQUEST_TYPE_RECIP_INTERFACE; \
(ctrl_req_ptr)->bRequest = 0xFF; \
(ctrl_req_ptr)->wValue = 0; \
(ctrl_req_ptr)->wIndex = (intf_num); \
(ctrl_req_ptr)->wLength = 0; \
})
typedef struct __attribute__((packed)) {
uint8_t opcode; //0x28 = read(10), 0x2A=write(10)
uint8_t flags;
uint8_t lba_3;
uint8_t lba_2;
uint8_t lba_1;
uint8_t lba_0;
uint8_t group;
uint8_t len_1;
uint8_t len_0;
uint8_t control;
} mock_scsi_cmd10_t;
typedef struct __attribute__((packed)) {
uint32_t dCBWSignature;
uint32_t dCBWTag;
uint32_t dCBWDataTransferLength;
uint8_t bmCBWFlags;
uint8_t bCBWLUN;
uint8_t bCBWCBLength;
mock_scsi_cmd10_t CBWCB;
uint8_t padding[6];
} mock_msc_bulk_cbw_t;
// USB Bulk Transfer Command Status Wrapper data
typedef struct __attribute__((packed)) {
uint32_t dCSWSignature;
uint32_t dCSWTag;
uint32_t dCSWDataResidue;
uint8_t bCSWStatus;
} mock_msc_bulk_csw_t;
/**
* @brief Initialize a MSC Command Block Wrapper (CBW) as an SCSI command
*
* @param cbw CBW structure
* @param is_read Is a read command
* @param offset Block offset
* @param num_sectors Number of sectors to read
* @param tag Tag (this is simply echoed back
*/
void mock_msc_scsi_init_cbw(mock_msc_bulk_cbw_t *cbw, bool is_read, int offset, int num_sectors, uint32_t tag);
/**
* @brief Check that returned Command Status Wrapper (CSW) is valid
*
* @param csw CSW structure
* @param tag_expect Expected tag
* @return true CSW is valid
* @return false CSW is not valid
*/
bool mock_msc_scsi_check_csw(mock_msc_bulk_csw_t *csw, uint32_t tag_expect);
// ---------------------------------------------------- HID Mouse ------------------------------------------------------
/*
Note: The mock HID mouse tests require that USB low speed mouse be connected. The mouse should...
- Be implement the HID with standard report format used by mice
- It's configuration 1 should have the following endpoint
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0004 1x 4 bytes
bInterval 10
If you're using another mice with different endpoints, modify the endpoint descriptor below
*/
static const usb_desc_ep_t mock_hid_mouse_in_ep_desc = {
.bLength = sizeof(usb_desc_ep_t),
.bDescriptorType = USB_B_DESCRIPTOR_TYPE_ENDPOINT,
.bEndpointAddress = 0x81, //EP 1 IN
.bmAttributes = USB_BM_ATTRIBUTES_XFER_INT,
.wMaxPacketSize = 4, //MPS of 4 bytes
.bInterval = 10, //Interval of 10ms
};
typedef union {
struct {
uint32_t left_button: 1;
uint32_t right_button: 1;
uint32_t middle_button: 1;
uint32_t reserved5: 5;
uint8_t x_movement;
uint8_t y_movement;
} __attribute__((packed));
uint8_t val[3];
} mock_hid_mouse_report_t;
_Static_assert(sizeof(mock_hid_mouse_report_t) == 3, "Size of HID mouse report incorrect");
void mock_hid_process_report(mock_hid_mouse_report_t *report, int iter);
// ---------------------------------------------------- Mock ISOC ------------------------------------------------------
/*
Note: ISOC test rely on communicating with a non existent endpoint using ISOC OUT transfers. Since no ACK is given for
ISOC, transferring to a non-existent endpoint should work. The non-existent endpoint descriptor is described below:
*/
#define MOCK_ISOC_EP_NUM 2
#define MOCK_ISOC_EP_MPS 512
static const usb_desc_ep_t mock_isoc_out_ep_desc = {
.bLength = sizeof(usb_desc_ep_t),
.bDescriptorType = USB_B_DESCRIPTOR_TYPE_ENDPOINT,
.bEndpointAddress = MOCK_ISOC_EP_NUM,
.bmAttributes = USB_BM_ATTRIBUTES_XFER_ISOC,
.wMaxPacketSize = MOCK_ISOC_EP_MPS, //MPS of 512 bytes
.bInterval = 1, //Isoc interval is (2 ^ (bInterval - 1)) which means an interval of 1ms
};
#ifdef __cplusplus
}
#endif

148
components/usb/test/hcd/test_hcd_bulk.c
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@ -18,101 +18,10 @@
#include "freertos/semphr.h"
#include "unity.h"
#include "test_utils.h"
#include "test_usb_mock_classes.h"
#include "test_hcd_common.h"
// ------------------------------------------------- Mock MSC SCSI -----------------------------------------------------
/*
Note: The following test requires that USB flash drive be connected. The flash drive should...
- Be implement the Mass Storage class supporting BULK only transfers using SCSI commands
- It's configuration 1 should have the following endpoints
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x01 EP 1 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 1
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x82 EP 2 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 1
If you're using a flash driver with different endpoints, modify the endpoint descriptors below.
*/
static const usb_desc_ep_t bulk_out_ep_desc = {
.bLength = sizeof(usb_desc_ep_t),
.bDescriptorType = USB_B_DESCRIPTOR_TYPE_ENDPOINT,
.bEndpointAddress = 0x01, //EP 1 OUT
.bmAttributes = USB_BM_ATTRIBUTES_XFER_BULK,
.wMaxPacketSize = 64, //MPS of 64 bytes
.bInterval = 1,
};
static const usb_desc_ep_t bulk_in_ep_desc = {
.bLength = sizeof(usb_desc_ep_t),
.bDescriptorType = USB_B_DESCRIPTOR_TYPE_ENDPOINT,
.bEndpointAddress = 0x82, //EP 2 IN
.bmAttributes = USB_BM_ATTRIBUTES_XFER_BULK,
.wMaxPacketSize = 64, //MPS of 64 bytes
.bInterval = 1,
};
#define MOCK_MSC_SCSI_SECTOR_SIZE 512
#define MOCK_MSC_SCSI_LUN 0
#define MOCK_MSC_SCSI_INTF_NUMBER 0
#define MOCK_MSC_SCSI_REQ_INIT_RESET(ctrl_req_ptr, intf_num) ({ \
(ctrl_req_ptr)->bRequestType = USB_B_REQUEST_TYPE_DIR_OUT | USB_B_REQUEST_TYPE_TYPE_CLASS | USB_B_REQUEST_TYPE_RECIP_INTERFACE; \
(ctrl_req_ptr)->bRequest = 0xFF; \
(ctrl_req_ptr)->wValue = 0; \
(ctrl_req_ptr)->wIndex = (intf_num); \
(ctrl_req_ptr)->wLength = 0; \
})
typedef struct __attribute__((packed)) {
uint8_t opcode; //0x28 = read(10), 0x2A=write(10)
uint8_t flags;
uint8_t lba_3;
uint8_t lba_2;
uint8_t lba_1;
uint8_t lba_0;
uint8_t group;
uint8_t len_1;
uint8_t len_0;
uint8_t control;
} mock_scsi_cmd10_t;
typedef struct __attribute__((packed)) {
uint32_t dCBWSignature;
uint32_t dCBWTag;
uint32_t dCBWDataTransferLength;
uint8_t bmCBWFlags;
uint8_t bCBWLUN;
uint8_t bCBWCBLength;
mock_scsi_cmd10_t CBWCB;
uint8_t padding[6];
} mock_msc_bulk_cbw_t;
// USB Bulk Transfer Command Status Wrapper data
typedef struct __attribute__((packed)) {
uint32_t dCSWSignature;
uint32_t dCSWTag;
uint32_t dCSWDataResidue;
uint8_t bCSWStatus;
} mock_msc_bulk_csw_t;
// --------------------------------------------------- Test Cases ------------------------------------------------------
static void mock_msc_reset_req(hcd_pipe_handle_t default_pipe)
{
@ -130,51 +39,6 @@ static void mock_msc_reset_req(hcd_pipe_handle_t default_pipe)
test_hcd_free_urb(urb);
}
static void mock_msc_scsi_init_cbw(mock_msc_bulk_cbw_t *cbw, bool is_read, int offset, int num_sectors, uint32_t tag)
{
cbw->dCBWSignature = 0x43425355; //Fixed value
cbw->dCBWTag = tag; //Random value that is echoed back
cbw->dCBWDataTransferLength = num_sectors * MOCK_MSC_SCSI_SECTOR_SIZE;
cbw->bmCBWFlags = (is_read) ? (1 << 7) : 0; //If this is a read, set the direction flag
cbw->bCBWLUN = MOCK_MSC_SCSI_LUN;
cbw->bCBWCBLength = 10; //The length of the SCSI command
//Initialize SCSI CMD as READ10 or WRITE 10
cbw->CBWCB.opcode = (is_read) ? 0x28 : 0x2A; //SCSI CMD READ10 or WRITE10
cbw->CBWCB.flags = 0;
cbw->CBWCB.lba_3 = (offset >> 24);
cbw->CBWCB.lba_2 = (offset >> 16);
cbw->CBWCB.lba_1 = (offset >> 8);
cbw->CBWCB.lba_0 = (offset >> 0);
cbw->CBWCB.group = 0;
cbw->CBWCB.len_1 = (num_sectors >> 8);
cbw->CBWCB.len_0 = (num_sectors >> 0);
cbw->CBWCB.control = 0;
}
static bool mock_msc_scsi_check_csw(mock_msc_bulk_csw_t *csw, uint32_t tag_expect)
{
bool no_issues = true;
if (csw->dCSWSignature != 0x53425355) {
no_issues = false;
printf("Warning: csw signature corrupt (0x%X)\n", csw->dCSWSignature);
}
if (csw->dCSWTag != tag_expect) {
no_issues = false;
printf("Warning: csw tag unexpected! Expected %d got %d\n", tag_expect, csw->dCSWTag);
}
if (csw->dCSWDataResidue) {
no_issues = false;
printf("Warning: csw indicates data residue of %d bytes!\n", csw->dCSWDataResidue);
}
if (csw->bCSWStatus) {
no_issues = false;
printf("Warning: csw indicates non-good status %d!\n", csw->bCSWStatus);
}
return no_issues;
}
// --------------------------------------------------- Test Cases ------------------------------------------------------
/*
Test HCD bulk pipe URBs
@ -209,15 +73,15 @@ TEST_CASE("Test HCD bulk pipe URBs", "[hcd][ignore]")
mock_msc_reset_req(default_pipe);
//Create BULK IN and BULK OUT pipes for SCSI
hcd_pipe_handle_t bulk_out_pipe = test_hcd_pipe_alloc(port_hdl, &bulk_out_ep_desc, dev_addr, port_speed);
hcd_pipe_handle_t bulk_in_pipe = test_hcd_pipe_alloc(port_hdl, &bulk_in_ep_desc, dev_addr, port_speed);
hcd_pipe_handle_t bulk_out_pipe = test_hcd_pipe_alloc(port_hdl, &mock_msc_scsi_bulk_out_ep_desc, dev_addr, port_speed);
hcd_pipe_handle_t bulk_in_pipe = test_hcd_pipe_alloc(port_hdl, &mock_msc_scsi_bulk_in_ep_desc, dev_addr, port_speed);
//Create URBs for CBW, Data, and CSW transport. IN Buffer sizes are rounded up to nearest MPS
urb_t *urb_cbw = test_hcd_alloc_urb(0, sizeof(mock_msc_bulk_cbw_t));
urb_t *urb_data = test_hcd_alloc_urb(0, TEST_NUM_SECTORS_PER_XFER * MOCK_MSC_SCSI_SECTOR_SIZE);
urb_t *urb_csw = test_hcd_alloc_urb(0, sizeof(mock_msc_bulk_csw_t) + (bulk_in_ep_desc.wMaxPacketSize - (sizeof(mock_msc_bulk_csw_t) % bulk_in_ep_desc.wMaxPacketSize)));
urb_t *urb_csw = test_hcd_alloc_urb(0, sizeof(mock_msc_bulk_csw_t) + (mock_msc_scsi_bulk_in_ep_desc.wMaxPacketSize - (sizeof(mock_msc_bulk_csw_t) % mock_msc_scsi_bulk_in_ep_desc.wMaxPacketSize)));
urb_cbw->transfer.num_bytes = sizeof(mock_msc_bulk_cbw_t);
urb_data->transfer.num_bytes = TEST_NUM_SECTORS_PER_XFER * MOCK_MSC_SCSI_SECTOR_SIZE;
urb_csw->transfer.num_bytes = sizeof(mock_msc_bulk_csw_t) + (bulk_in_ep_desc.wMaxPacketSize - (sizeof(mock_msc_bulk_csw_t) % bulk_in_ep_desc.wMaxPacketSize));
urb_csw->transfer.num_bytes = sizeof(mock_msc_bulk_csw_t) + (mock_msc_scsi_bulk_in_ep_desc.wMaxPacketSize - (sizeof(mock_msc_bulk_csw_t) % mock_msc_scsi_bulk_in_ep_desc.wMaxPacketSize));
for (int block_num = 0; block_num < TEST_NUM_SECTORS_TOTAL; block_num += TEST_NUM_SECTORS_PER_XFER) {
//Initialize CBW URB, then send it on the BULK OUT pipe

8
components/usb/test/hcd/test_hcd_common.c
View File

@ -12,14 +12,6 @@
// See the License for the specific language governing permissions and
// limitations under the License.
//Todo: Move all the port and PHY to here
//Have a separate test file for INTR (HID), ISOC (UVC), and BULK (SCSI)
//Each test case has a fixed HW device
//Implements bare minimum for a MOCK protocol
#include <stdio.h>
#include <string.h>
#include "freertos/FreeRTOS.h"

65
components/usb/test/hcd/test_hcd_intr.c
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@ -17,70 +17,9 @@
#include "freertos/semphr.h"
#include "unity.h"
#include "test_utils.h"
#include "test_usb_mock_classes.h"
#include "test_hcd_common.h"
// ------------------------------------------------- Mock HID Mice -----------------------------------------------------
/*
Note: The following test requires that USB low speed mouse be connected. The mouse should...
- Be implement the HID with standard report format used by mice
- It's configuration 1 should have the following endpoint
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0004 1x 4 bytes
bInterval 10
If you're using another mice with different endpoints, modify the endpoint descriptor below
*/
static const usb_desc_ep_t in_ep_desc = {
.bLength = sizeof(usb_desc_ep_t),
.bDescriptorType = USB_B_DESCRIPTOR_TYPE_ENDPOINT,
.bEndpointAddress = 0x81, //EP 1 IN
.bmAttributes = USB_BM_ATTRIBUTES_XFER_INT,
.wMaxPacketSize = 4, //MPS of 4 bytes
.bInterval = 10, //Interval of 10ms
};
typedef union {
struct {
uint32_t left_button: 1;
uint32_t right_button: 1;
uint32_t middle_button: 1;
uint32_t reserved5: 5;
uint8_t x_movement;
uint8_t y_movement;
} __attribute__((packed));
uint8_t val[3];
} mock_hid_mouse_report_t;
_Static_assert(sizeof(mock_hid_mouse_report_t) == 3, "Size of HID mouse report incorrect");
static void mock_hid_process_report(mock_hid_mouse_report_t *report, int iter)
{
static int x_pos = 0;
static int y_pos = 0;
//Update X position
if (report->x_movement & 0x80) { //Positive movement
x_pos += report->x_movement & 0x7F;
} else { //Negative movement
x_pos -= report->x_movement & 0x7F;
}
//Update Y position
if (report->y_movement & 0x80) { //Positive movement
y_pos += report->y_movement & 0x7F;
} else { //Negative movement
y_pos -= report->y_movement & 0x7F;
}
printf("\rX:%d\tY:%d\tIter: %d\n", x_pos, y_pos, iter);
}
// --------------------------------------------------- Test Cases ------------------------------------------------------
/*
@ -119,7 +58,7 @@ TEST_CASE("Test HCD interrupt pipe URBs", "[hcd][ignore]")
uint8_t dev_addr = test_hcd_enum_device(default_pipe);
//Allocate interrupt pipe and URBS
hcd_pipe_handle_t intr_pipe = test_hcd_pipe_alloc(port_hdl, &in_ep_desc, dev_addr, port_speed);
hcd_pipe_handle_t intr_pipe = test_hcd_pipe_alloc(port_hdl, &mock_hid_mouse_in_ep_desc, dev_addr, port_speed);
urb_t *urb_list[NUM_URBS];
for (int i = 0; i < NUM_URBS; i++) {
urb_list[i] = test_hcd_alloc_urb(0, URB_DATA_BUFF_SIZE);

16
components/usb/test/hcd/test_hcd_isoc.c
View File

@ -18,26 +18,14 @@
#include "freertos/semphr.h"
#include "unity.h"
#include "test_utils.h"
#include "test_usb_mock_classes.h"
#include "test_hcd_common.h"
//We talk to a non-existent device. Since ISOC out requires no ACK, there should be no errors.
#define MOCK_ISOC_EP_NUM 2
#define MOCK_ISOC_EP_MPS 512
#define NUM_URBS 3
#define NUM_PACKETS_PER_URB 3
#define ISOC_PACKET_SIZE MOCK_ISOC_EP_MPS
#define URB_DATA_BUFF_SIZE (NUM_PACKETS_PER_URB * ISOC_PACKET_SIZE)
static const usb_desc_ep_t isoc_out_ep_desc = {
.bLength = sizeof(usb_desc_ep_t),
.bDescriptorType = USB_B_DESCRIPTOR_TYPE_ENDPOINT,
.bEndpointAddress = MOCK_ISOC_EP_NUM,
.bmAttributes = USB_BM_ATTRIBUTES_XFER_ISOC,
.wMaxPacketSize = MOCK_ISOC_EP_MPS, //MPS of 512 bytes
.bInterval = 1, //Isoc interval is (2 ^ (bInterval - 1)) which means an interval of 1ms
};
/*
Test HCD ISOC pipe URBs
@ -71,7 +59,7 @@ TEST_CASE("Test HCD isochronous pipe URBs", "[hcd][ignore]")
uint8_t dev_addr = test_hcd_enum_device(default_pipe);
//Create ISOC OUT pipe to non-existent device
hcd_pipe_handle_t isoc_out_pipe = test_hcd_pipe_alloc(port_hdl, &isoc_out_ep_desc, dev_addr + 1, port_speed);
hcd_pipe_handle_t isoc_out_pipe = test_hcd_pipe_alloc(port_hdl, &mock_isoc_out_ep_desc, dev_addr + 1, port_speed);
//Create URBs
urb_t *urb_list[NUM_URBS];
//Initialize URBs