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add test for pipe_interrupt_xfer

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implement keyboard app code
- forcefully place keyboard_report in RAM section 3
change used bit in qtd from reserved in buffer[1] to alternate link
add code for fake ehci controller runs on period interrupt
change signature of tusbh_hid_keyboard_get_report
- tusb_keyboard_report_t* to uint8_t*
implement period (interrupt) complete isr processing
This commit is contained in:
hathach 2013-03-27 11:51:44 +07:00
parent b0ff7a7e23
commit 7b5d9edc5a
14 changed files with 542 additions and 402 deletions
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172
demos/host/host.uvopt
View File

@ -316,7 +316,7 @@
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@ -339,16 +339,16 @@
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@ -380,7 +380,7 @@
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@ -400,33 +400,17 @@
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@ -442,7 +426,7 @@
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@ -460,13 +444,13 @@
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@ -482,7 +466,7 @@
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@ -498,7 +482,7 @@
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@ -516,13 +500,13 @@
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@ -538,7 +522,7 @@
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@ -556,13 +540,13 @@
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<GroupName>tinyusb_host_ehci</GroupName>
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@ -580,13 +564,13 @@
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@ -603,21 +587,21 @@
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<FilenameWithoutPath>startup_LPC43xx_arm.s</FilenameWithoutPath>
@ -626,108 +610,4 @@
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48
demos/host/host.uvproj
View File

@ -432,9 +432,9 @@
<FilePath>./main.c</FilePath>
</File>
<File>
<FileName>tusb_config.h</FileName>
<FileType>5</FileType>
<FilePath>.\tusb_config.h</FilePath>
<FileName>keyboard_app.c</FileName>
<FileType>1</FileType>
<FilePath>./keyboard_app.c</FilePath>
</File>
</Files>
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@ -456,11 +456,6 @@
<FileType>1</FileType>
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<FileType>1</FileType>
<FilePath>../../tinyusb/class/msc_host.c</FilePath>
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@ -534,7 +529,7 @@
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<GroupName>startup</GroupName>
<GroupName>Startup</GroupName>
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<FileName>startup_LPC43xx_arm.s</FileName>
@ -543,41 +538,6 @@
</File>
</Files>
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<GroupName>CMSISv2p10_LPC43xx_DriverLib</GroupName>
<Files>
<File>
<FileName>lpc43xx_uart.c</FileName>
<FileType>1</FileType>
<FilePath>..\..\..\CMSISv2p10_LPC43xx_DriverLib\src\lpc43xx_uart.c</FilePath>
</File>
<File>
<FileName>lpc43xx_cgu.c</FileName>
<FileType>1</FileType>
<FilePath>..\..\..\CMSISv2p10_LPC43xx_DriverLib\src\lpc43xx_cgu.c</FilePath>
</File>
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<FileName>lpc43xx_gpio.c</FileName>
<FileType>1</FileType>
<FilePath>..\..\..\CMSISv2p10_LPC43xx_DriverLib\src\lpc43xx_gpio.c</FilePath>
</File>
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<FileName>lpc43xx_nvic.c</FileName>
<FileType>1</FileType>
<FilePath>..\..\..\CMSISv2p10_LPC43xx_DriverLib\src\lpc43xx_nvic.c</FilePath>
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<FileType>1</FileType>
<FilePath>..\..\..\CMSISv2p10_LPC43xx_DriverLib\src\lpc43xx_scu.c</FilePath>
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<FileName>system_LPC43xx.c</FileName>
<FileType>1</FileType>
<FilePath>..\..\..\CMSISv2p10_LPC43xx_DriverLib\src\system_LPC43xx.c</FilePath>
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</Groups>
</Target>
</Targets>

36
demos/host/keyboard_app.c
View File

@ -38,9 +38,7 @@
//--------------------------------------------------------------------+
// INCLUDE
//--------------------------------------------------------------------+
#include "tusb.h"
#include "keyboard_app.h"
//--------------------------------------------------------------------+
// MACRO CONSTANT TYPEDEF
//--------------------------------------------------------------------+
@ -48,17 +46,51 @@
//--------------------------------------------------------------------+
// INTERNAL OBJECT & FUNCTION DECLARATION
//--------------------------------------------------------------------+
//TUSB_CFG_ATTR_USBRAM
__attribute__ ((section(".data.$RAM3")))
tusb_keyboard_report_t keyboard_report;
//--------------------------------------------------------------------+
// IMPLEMENTATION
//--------------------------------------------------------------------+
// only convert a-z (case insensitive) + 0-9
static inline uint8_t keycode_to_ascii(uint8_t keycode) ATTR_CONST ATTR_ALWAYS_INLINE;
static inline uint8_t keycode_to_ascii(uint8_t keycode)
{
return
( KEYBOARD_KEYCODE_a <= keycode && keycode <= KEYBOARD_KEYCODE_z) ? ( (keycode - KEYBOARD_KEYCODE_a) + 'a' ) :
( KEYBOARD_KEYCODE_1 <= keycode && keycode < KEYBOARD_KEYCODE_0) ? ( (keycode - KEYBOARD_KEYCODE_1) + '1' ) :
( KEYBOARD_KEYCODE_0 == keycode) ? '0' : 'x';
}
void keyboard_app_task(void)
{
for (uint8_t dev_addr = 1; dev_addr <= TUSB_CFG_HOST_DEVICE_MAX; dev_addr++)
{
if ( tusbh_hid_keyboard_is_supported(dev_addr) )
{
switch (tusbh_hid_keyboard_status(dev_addr,0))
{
case TUSB_INTERFACE_STATUS_READY:
case TUSB_INTERFACE_STATUS_ERROR: // skip error, get next key
tusbh_hid_keyboard_get_report(dev_addr, 0, (uint8_t*) &keyboard_report);
break;
case TUSB_INTERFACE_STATUS_COMPLETE:
// TODO buffer in queue
for(uint8_t i=0; i<6; i++)
{
if ( keyboard_report.keycode[i] != 0 )
printf("%c", keycode_to_ascii(keyboard_report.keycode[i]));
}
break;
case TUSB_INTERFACE_STATUS_BUSY:
break;
}
}
}
}

3
demos/host/keyboard_app.h
View File

@ -55,7 +55,8 @@
extern "C" {
#endif
#include "boards/board.h"
#include "tusb.h"
#ifdef __cplusplus
}

1
demos/host/main.c
View File

@ -25,6 +25,7 @@ int main(void)
while (1)
{
tusb_task_runner();
keyboard_app_task();
if (current_tick + 10*CFG_TICKS_PER_SECOND < system_ticks)
{

2
tests/test/host/ehci/test_ehci_structure.c
View File

@ -113,6 +113,7 @@ void test_qtd_structure(void)
{
TEST_ASSERT_EQUAL( 0, offsetof(ehci_qtd_t, next));
TEST_ASSERT_EQUAL( 4, offsetof(ehci_qtd_t, alternate));
TEST_ASSERT_EQUAL( 5, BITFIELD_OFFSET_OF_UINT32(ehci_qtd_t, 1, used));
//------------- Word 2 -------------//
TEST_ASSERT_EQUAL( 0, BITFIELD_OFFSET_OF_UINT32(ehci_qtd_t, 2, pingstate_err) );
@ -131,7 +132,6 @@ void test_qtd_structure(void)
TEST_ASSERT_EQUAL( 31, BITFIELD_OFFSET_OF_UINT32(ehci_qtd_t, 2, data_toggle) );
TEST_ASSERT_EQUAL( 12, offsetof(ehci_qtd_t, buffer));
TEST_ASSERT_EQUAL( 16, offsetof(ehci_qtd_t, used));
}
void test_qhd_structure(void)

1
tests/test/host/ehci/test_pipe_bulk_xfer.c
View File

@ -49,7 +49,6 @@
usbh_device_info_t usbh_devices[TUSB_CFG_HOST_DEVICE_MAX+1];
uint8_t const control_max_packet_size = 64;
uint8_t const hub_addr = 2;
uint8_t const hub_port = 2;
uint8_t dev_addr;

208
tests/test/host/ehci/test_pipe_interrupt_xfer.c Normal file
View File

@ -0,0 +1,208 @@
/*
* test_ehci_pipe_bulk_xfer.c
*
* Created on: Feb 27, 2013
* Author: hathach
*/
/*
* Software License Agreement (BSD License)
* Copyright (c) 2012, hathach (tinyusb.org)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the tiny usb stack.
*/
#include "unity.h"
#include "tusb_option.h"
#include "errors.h"
#include "binary.h"
#include "hal.h"
#include "mock_osal.h"
#include "hcd.h"
#include "mock_usbh_hcd.h"
#include "ehci.h"
#include "ehci_controller.h"
usbh_device_info_t usbh_devices[TUSB_CFG_HOST_DEVICE_MAX+1];
uint8_t const hub_addr = 2;
uint8_t const hub_port = 2;
uint8_t dev_addr;
uint8_t hostid;
uint8_t xfer_data [100];
uint8_t data2[100];
ehci_qhd_t *period_head;
ehci_qhd_t *p_qhd_interrupt;
pipe_handle_t pipe_hdl_interrupt;
tusb_descriptor_endpoint_t const desc_ept_interrupt_in =
{
.bLength = sizeof(tusb_descriptor_endpoint_t),
.bDescriptorType = TUSB_DESC_ENDPOINT,
.bEndpointAddress = 0x81,
.bmAttributes = { .xfer = TUSB_XFER_INTERRUPT },
.wMaxPacketSize = 8,
.bInterval = 0
};
tusb_descriptor_endpoint_t const desc_ept_interupt_out =
{
.bLength = sizeof(tusb_descriptor_endpoint_t),
.bDescriptorType = TUSB_DESC_ENDPOINT,
.bEndpointAddress = 0x01,
.bmAttributes = { .xfer = TUSB_XFER_INTERRUPT },
.wMaxPacketSize = 64,
.bInterval = 0
};
//--------------------------------------------------------------------+
// Setup/Teardown + helper declare
//--------------------------------------------------------------------+
void setUp(void)
{
memclr_(&lpc_usb0, sizeof(LPC_USB0_Type));
memclr_(&lpc_usb1, sizeof(LPC_USB1_Type));
memclr_(usbh_devices, sizeof(usbh_device_info_t)*(TUSB_CFG_HOST_DEVICE_MAX+1));
memclr_(xfer_data, sizeof(xfer_data));
hcd_init();
dev_addr = 1;
hostid = RANDOM(CONTROLLER_HOST_NUMBER) + TEST_CONTROLLER_HOST_START_INDEX;
for (uint8_t i=0; i<TUSB_CFG_HOST_DEVICE_MAX+1; i++)
{
usbh_devices[i].core_id = hostid;
usbh_devices[i].hub_addr = hub_addr;
usbh_devices[i].hub_port = hub_port;
usbh_devices[i].speed = TUSB_SPEED_HIGH;
}
period_head = get_period_head( hostid );
pipe_hdl_interrupt = hcd_pipe_open(dev_addr, &desc_ept_interrupt_in, TUSB_CLASS_HID);
TEST_ASSERT_EQUAL(dev_addr, pipe_hdl_interrupt.dev_addr);
TEST_ASSERT_EQUAL(TUSB_XFER_INTERRUPT, pipe_hdl_interrupt.xfer_type);
p_qhd_interrupt = &ehci_data.device[ dev_addr -1].qhd[ pipe_hdl_interrupt.index ];
}
void tearDown(void)
{
}
//--------------------------------------------------------------------+
// BULK TRANSFER
//--------------------------------------------------------------------+
void verify_qtd(ehci_qtd_t *p_qtd, uint8_t p_data[], uint16_t length)
{
TEST_ASSERT_TRUE(p_qtd->alternate.terminate); // not used, always invalid
//------------- status -------------//
TEST_ASSERT_FALSE(p_qtd->pingstate_err);
TEST_ASSERT_FALSE(p_qtd->non_hs_split_state);
TEST_ASSERT_FALSE(p_qtd->non_hs_period_missed_uframe);
TEST_ASSERT_FALSE(p_qtd->xact_err);
TEST_ASSERT_FALSE(p_qtd->babble_err);
TEST_ASSERT_FALSE(p_qtd->buffer_err);
TEST_ASSERT_FALSE(p_qtd->halted);
TEST_ASSERT_TRUE(p_qtd->active);
TEST_ASSERT_FALSE(p_qtd->data_toggle);
TEST_ASSERT_EQUAL(3, p_qtd->cerr);
TEST_ASSERT_EQUAL(0, p_qtd->current_page);
TEST_ASSERT_EQUAL(length, p_qtd->total_bytes);
TEST_ASSERT_TRUE(p_qtd->used);
TEST_ASSERT_EQUAL_HEX( p_data, p_qtd->buffer[0] );
for(uint8_t i=1; i<5; i++)
{
TEST_ASSERT_EQUAL_HEX( align4k((uint32_t) (p_data+4096*i)), align4k(p_qtd->buffer[i]) );
}
}
void test_interrupt_xfer(void)
{
//------------- Code Under Test -------------//
hcd_pipe_xfer(pipe_hdl_interrupt, xfer_data, sizeof(xfer_data), true);
ehci_qtd_t* p_qtd = p_qhd_interrupt->p_qtd_list_head;
TEST_ASSERT_NOT_NULL(p_qtd);
verify_qtd( p_qtd, xfer_data, sizeof(xfer_data));
TEST_ASSERT_EQUAL_HEX(p_qhd_interrupt->qtd_overlay.next.address, p_qtd);
TEST_ASSERT_TRUE(p_qtd->next.terminate);
TEST_ASSERT_EQUAL(EHCI_PID_IN, p_qtd->pid);
TEST_ASSERT_TRUE(p_qtd->int_on_complete);
}
void test_interrupt_xfer_double(void)
{
//------------- Code Under Test -------------//
hcd_pipe_xfer(pipe_hdl_interrupt, xfer_data, sizeof(xfer_data), false);
hcd_pipe_xfer(pipe_hdl_interrupt, data2, sizeof(data2), true);
ehci_qtd_t* p_head = p_qhd_interrupt->p_qtd_list_head;
ehci_qtd_t* p_tail = p_qhd_interrupt->p_qtd_list_tail;
//------------- list head -------------//
TEST_ASSERT_NOT_NULL(p_head);
verify_qtd(p_head, xfer_data, sizeof(xfer_data));
TEST_ASSERT_EQUAL_HEX(p_qhd_interrupt->qtd_overlay.next.address, p_head);
TEST_ASSERT_EQUAL(EHCI_PID_IN, p_head->pid);
TEST_ASSERT_FALSE(p_head->next.terminate);
TEST_ASSERT_FALSE(p_head->int_on_complete);
//------------- list tail -------------//
TEST_ASSERT_NOT_NULL(p_tail);
verify_qtd(p_tail, data2, sizeof(data2));
TEST_ASSERT_EQUAL_HEX( align32(p_head->next.address), p_tail);
TEST_ASSERT_EQUAL(EHCI_PID_IN, p_tail->pid);
TEST_ASSERT_TRUE(p_tail->next.terminate);
TEST_ASSERT_TRUE(p_tail->int_on_complete);
}
void test_interrupt_xfer_complete_isr(void)
{
hcd_pipe_xfer(pipe_hdl_interrupt, xfer_data, sizeof(xfer_data), false);
hcd_pipe_xfer(pipe_hdl_interrupt, data2, sizeof(data2), true);
ehci_qtd_t* p_head = p_qhd_interrupt->p_qtd_list_head;
ehci_qtd_t* p_tail = p_qhd_interrupt->p_qtd_list_tail;
usbh_isr_Expect(pipe_hdl_interrupt, TUSB_CLASS_HID, BUS_EVENT_XFER_COMPLETE);
//------------- Code Under Test -------------//
ehci_controller_run(hostid);
TEST_ASSERT_TRUE(p_qhd_interrupt->qtd_overlay.next.terminate);
TEST_ASSERT_FALSE(p_head->used);
TEST_ASSERT_FALSE(p_tail->used);
TEST_ASSERT_NULL(p_qhd_interrupt->p_qtd_list_head);
TEST_ASSERT_NULL(p_qhd_interrupt->p_qtd_list_tail);
}

32
tests/test/support/ehci_controller.c
View File

@ -55,12 +55,10 @@ LPC_USB1_Type lpc_usb1;
//--------------------------------------------------------------------+
// IMPLEMENTATION
//--------------------------------------------------------------------+
void ehci_controller_run(uint8_t hostid)
bool complete_all_qtd_in_list(ehci_qhd_t *head)
{
//------------- Async List -------------//
ehci_registers_t* const regs = get_operational_register(hostid);
ehci_qhd_t *p_qhd = head;
ehci_qhd_t *p_qhd = (ehci_qhd_t*) regs->async_list_base;
do
{
if ( !p_qhd->qtd_overlay.halted )
@ -72,11 +70,29 @@ void ehci_controller_run(uint8_t hostid)
p_qhd->qtd_overlay = *p_qtd;
}
}
p_qhd = (ehci_qhd_t*) align32(p_qhd->next.address);
}while(p_qhd != get_async_head(hostid)); // stop if loop around
//------------- Period List -------------//
if (!p_qhd->next.terminate)
{
p_qhd = (ehci_qhd_t*) align32(p_qhd->next.address);
}
else
{
break;
}
}while(p_qhd != head); // stop if loop around
return true;
}
void ehci_controller_run(uint8_t hostid)
{
//------------- Async List -------------//
ehci_registers_t* const regs = get_operational_register(hostid);
complete_all_qtd_in_list((ehci_qhd_t*) regs->async_list_base);
//------------- Period List -------------//
complete_all_qtd_in_list( get_period_head(hostid) );
regs->usb_sts = EHCI_INT_MASK_NXP_ASYNC | EHCI_INT_MASK_NXP_PERIODIC;
regs->usb_sts = EHCI_INT_MASK_NXP_ASYNC;
hcd_isr(hostid);
}

4
tinyusb/class/hid.h
View File

@ -102,12 +102,12 @@ typedef ATTR_PREPACKED struct
*
* Type define for a standard Boot Protocol Keyboard report
*/
typedef ATTR_PREPACKED struct
typedef ATTR_PACKED_STRUCT(struct)
{
uint8_t modifier; /**< Keyboard modifier byte, indicating pressed modifier keys (a combination of HID_KEYBOARD_MODIFER_* masks). */
uint8_t reserved; /**< Reserved for OEM use, always set to 0. */
uint8_t keycode[6]; /**< Key codes of the currently pressed keys. */
} ATTR_PACKED tusb_keyboard_report_t;
} tusb_keyboard_report_t;
/**
* \brief buttons codes for HID mouse

4
tinyusb/class/hid_host.c
View File

@ -72,7 +72,7 @@ bool tusbh_hid_keyboard_is_supported(uint8_t dev_addr)
return tusbh_device_is_configured(dev_addr) && pipehandle_is_valid(keyboard_data[dev_addr-1].pipe_hdl);
}
tusb_error_t tusbh_hid_keyboard_get_report(uint8_t dev_addr, uint8_t instance_num, tusb_keyboard_report_t * const report)
tusb_error_t tusbh_hid_keyboard_get_report(uint8_t dev_addr, uint8_t instance_num, uint8_t * const report)
{
//------------- parameters validation -------------//
ASSERT_INT(TUSB_DEVICE_STATE_CONFIGURED, tusbh_device_get_state(dev_addr), TUSB_ERROR_DEVICE_NOT_READY);
@ -85,7 +85,7 @@ tusb_error_t tusbh_hid_keyboard_get_report(uint8_t dev_addr, uint8_t instance_nu
ASSERT(TUSB_INTERFACE_STATUS_BUSY != p_keyboard->status, TUSB_ERROR_INTERFACE_IS_BUSY);
// TODO abstract to use hidh service
ASSERT_STATUS( hcd_pipe_xfer(p_keyboard->pipe_hdl, (uint8_t*) report, p_keyboard->report_size, true) ) ;
ASSERT_STATUS( hcd_pipe_xfer(p_keyboard->pipe_hdl, report, p_keyboard->report_size, true) ) ;
p_keyboard->status = TUSB_INTERFACE_STATUS_BUSY;

2
tinyusb/class/hid_host.h
View File

@ -69,7 +69,7 @@ typedef struct {
}hidh_keyboard_info_t;
bool tusbh_hid_keyboard_is_supported(uint8_t dev_addr) ATTR_PURE ATTR_WARN_UNUSED_RESULT;
tusb_error_t tusbh_hid_keyboard_get_report(uint8_t dev_addr, uint8_t instance_num, tusb_keyboard_report_t * const report) ATTR_WARN_UNUSED_RESULT;
tusb_error_t tusbh_hid_keyboard_get_report(uint8_t dev_addr, uint8_t instance_num, uint8_t * const report) ATTR_WARN_UNUSED_RESULT;
tusb_interface_status_t tusbh_hid_keyboard_status(uint8_t dev_addr, uint8_t instance_num) ATTR_WARN_UNUSED_RESULT;
//--------------------------------------------------------------------+

413
tinyusb/host/ehci/ehci.c
View File

@ -107,9 +107,6 @@ static tusb_error_t hcd_controller_stop(uint8_t hostid) ATTR_WARN_UNUSED_RESULT;
//--------------------------------------------------------------------+
tusb_error_t hcd_init(void)
{
// oops, ehci_qtd_t:used must be at Reserved places in EHCI specs
ASSERT(offsetof(ehci_qtd_t, used) == 16, TUSB_ERROR_HCD_FAILED); // TODO can be removed after an THOROUGH checked
//------------- Data Structure init -------------//
memclr_(&ehci_data, sizeof(ehci_data_t));
@ -146,182 +143,6 @@ bool hcd_port_connect_status(uint8_t hostid)
return get_operational_register(hostid)->portsc_bit.current_connect_status;
}
//--------------------------------------------------------------------+
// EHCI Interrupt Handler
//--------------------------------------------------------------------+
void async_advance_isr(ehci_qhd_t * const async_head)
{
// TODO do we need to close addr0
if(async_head->is_removing) // closing control pipe of addr0
{
async_head->is_removing = 0;
async_head->p_qtd_list_head = async_head->p_qtd_list_tail = NULL;
async_head->qtd_overlay.halted = 1;
}
for(uint8_t relative_dev_addr=0; relative_dev_addr < TUSB_CFG_HOST_DEVICE_MAX; relative_dev_addr++)
{
// check if control endpoint is removing
ehci_qhd_t *p_control_qhd = &ehci_data.device[relative_dev_addr].control.qhd;
if( p_control_qhd->is_removing )
{
p_control_qhd->is_removing = 0;
p_control_qhd->used = 0;
// Host Controller has cleaned up its cached data for this device, set state to unplug
usbh_devices[relative_dev_addr+1].state = TUSB_DEVICE_STATE_UNPLUG;
for (uint8_t i=0; i<EHCI_MAX_QHD; i++) // free all qhd
{
ehci_data.device[relative_dev_addr].qhd[i].used = 0;
ehci_data.device[relative_dev_addr].qhd[i].is_removing = 0;
}
for (uint8_t i=0; i<EHCI_MAX_QTD; i++) // free all qtd
{
ehci_data.device[relative_dev_addr].qtd[i].used = 0;
}
// TODO free all itd & sitd
}
// // check if any other endpoints in pool is removing
// for (uint8_t i=0; i<EHCI_MAX_QHD; i++)
// {
// ehci_qhd_t *p_qhd = &ehci_data.device[relative_dev_addr].qhd[i];
// if (p_qhd->is_removing)
// {
// p_qhd->used = 0;
// p_qhd->is_removing = 0;
//
// while(p_qhd->p_qtd_list_head != NULL) // remove all TDs
// {
// p_qhd->p_qtd_list_head->used = 0; // free QTD
// qtd_remove_1st_from_qhd(p_qhd);
// }
// }
// }// end qhd list loop
} // end for device[] loop
}
void port_connect_status_change_isr(uint8_t hostid)
{
ehci_registers_t* const regs = get_operational_register(hostid);
if (regs->portsc_bit.current_connect_status) // device plugged
{
hcd_port_reset(hostid);
usbh_device_plugged_isr(hostid, regs->portsc_bit.nxp_port_speed); // NXP specific port speed
}else // device unplugged
{
usbh_device_unplugged_isr(hostid);
regs->usb_cmd_bit.advacne_async = 1; // Async doorbell check EHCI 4.8.2 for operational details
}
}
void async_list_process_isr(ehci_qhd_t * const async_head)
{
ehci_qhd_t *p_qhd = async_head;
do
{
if ( !p_qhd->qtd_overlay.halted )
{
// free all TDs from the head td to the first active TD
while(p_qhd->p_qtd_list_head != NULL && !p_qhd->p_qtd_list_head->active)
{
// TODO check halted TD
if (p_qhd->p_qtd_list_head->int_on_complete) // end of request
{
pipe_handle_t pipe_hdl = { .dev_addr = p_qhd->device_address };
if (p_qhd->endpoint_number) // if not Control, can only be Bulk
{
pipe_hdl.xfer_type = TUSB_XFER_BULK;
pipe_hdl.index = qhd_get_index(p_qhd);
}
usbh_isr( pipe_hdl, p_qhd->class_code, BUS_EVENT_XFER_COMPLETE); // call USBH callback
}
p_qhd->p_qtd_list_head->used = 0; // free QTD
qtd_remove_1st_from_qhd(p_qhd);
}
}
p_qhd = (ehci_qhd_t*) align32(p_qhd->next.address);
}while(p_qhd != async_head); // async list traversal, stop if loop around
}
void xfer_error_isr(uint8_t hostid)
{
//------------- async list -------------//
ehci_qhd_t * const async_head = get_async_head(hostid);
ehci_qhd_t *p_qhd = async_head;
do
{
// current qhd has error in transaction
if (p_qhd->qtd_overlay.buffer_err || p_qhd->qtd_overlay.babble_err || p_qhd->qtd_overlay.xact_err ||
//p_qhd->qtd_overlay.non_hs_period_missed_uframe || p_qhd->qtd_overlay.pingstate_err TODO split transaction error
(p_qhd->device_address != 0 && p_qhd->qtd_overlay.halted) ) // addr0 cannot be protocol STALL
{
pipe_handle_t pipe_hdl = { .dev_addr = p_qhd->device_address };
if (p_qhd->endpoint_number) // if not Control, can only be Bulk
{
pipe_hdl.xfer_type = TUSB_XFER_BULK;
pipe_hdl.index = qhd_get_index(p_qhd);
}
usbh_isr( pipe_hdl, p_qhd->class_code, BUS_EVENT_XFER_ERROR); // call USBH callback
}
p_qhd = (ehci_qhd_t*) align32(p_qhd->next.address);
}while(p_qhd != async_head); // async list traversal, stop if loop around
//------------- TODO period list -------------//
}
//------------- Host Controller Driver's Interrupt Handler -------------//
void hcd_isr(uint8_t hostid)
{
ehci_registers_t* const regs = get_operational_register(hostid);
uint32_t int_status = regs->usb_sts & regs->usb_int_enable;
regs->usb_sts |= int_status; // Acknowledge handled interrupt
if (int_status == 0)
return;
if (int_status & EHCI_INT_MASK_ERROR)
{
// TODO handle Queue Head halted
hal_debugger_breakpoint();
xfer_error_isr(hostid);
}
//------------- some QTD/SITD/ITD with IOC set is completed -------------//
if (int_status & EHCI_INT_MASK_NXP_ASYNC)
{
async_list_process_isr(get_async_head(hostid));
}
if (int_status & EHCI_INT_MASK_NXP_PERIODIC)
{
}
if (int_status & EHCI_INT_MASK_PORT_CHANGE)
{
uint32_t port_status = regs->portsc & EHCI_PORTSC_MASK_ALL;
if (regs->portsc_bit.connect_status_change)
{
port_connect_status_change_isr(hostid);
}
regs->portsc |= port_status; // Acknowledge change bits in portsc
}
if (int_status & EHCI_INT_MASK_ASYNC_ADVANCE) // need to place after EHCI_INT_MASK_NXP_ASYNC
{
async_advance_isr( get_async_head(hostid) );
}
}
//--------------------------------------------------------------------+
// Controller API
//--------------------------------------------------------------------+
@ -409,11 +230,6 @@ tusb_error_t hcd_controller_reset(uint8_t hostid)
timeout_timer_t timeout;
// NXP chip powered with non-host mode --> sts bit is not correctly reflected
// if (regs->usb_sts_bit.hc_halted == 0) // need to stop before reset
// {
// ASSERT_STATUS( hcd_controller_stop(hostid) );
// }
regs->usb_cmd_bit.reset = 1;
timeout_set(&timeout, 2); // should not take longer the time to stop controller
@ -586,6 +402,235 @@ tusb_error_t hcd_pipe_close(pipe_handle_t pipe_hdl)
return TUSB_ERROR_NONE;
}
//--------------------------------------------------------------------+
// EHCI Interrupt Handler
//--------------------------------------------------------------------+
void async_advance_isr(ehci_qhd_t * const async_head)
{
// TODO do we need to close addr0
if(async_head->is_removing) // closing control pipe of addr0
{
async_head->is_removing = 0;
async_head->p_qtd_list_head = async_head->p_qtd_list_tail = NULL;
async_head->qtd_overlay.halted = 1;
}
for(uint8_t relative_dev_addr=0; relative_dev_addr < TUSB_CFG_HOST_DEVICE_MAX; relative_dev_addr++)
{
// check if control endpoint is removing
ehci_qhd_t *p_control_qhd = &ehci_data.device[relative_dev_addr].control.qhd;
if( p_control_qhd->is_removing )
{
p_control_qhd->is_removing = 0;
p_control_qhd->used = 0;
// Host Controller has cleaned up its cached data for this device, set state to unplug
usbh_devices[relative_dev_addr+1].state = TUSB_DEVICE_STATE_UNPLUG;
for (uint8_t i=0; i<EHCI_MAX_QHD; i++) // free all qhd
{
ehci_data.device[relative_dev_addr].qhd[i].used = 0;
ehci_data.device[relative_dev_addr].qhd[i].is_removing = 0;
}
for (uint8_t i=0; i<EHCI_MAX_QTD; i++) // free all qtd
{
ehci_data.device[relative_dev_addr].qtd[i].used = 0;
}
// TODO free all itd & sitd
}
// // check if any other endpoints in pool is removing
// for (uint8_t i=0; i<EHCI_MAX_QHD; i++)
// {
// ehci_qhd_t *p_qhd = &ehci_data.device[relative_dev_addr].qhd[i];
// if (p_qhd->is_removing)
// {
// p_qhd->used = 0;
// p_qhd->is_removing = 0;
//
// while(p_qhd->p_qtd_list_head != NULL) // remove all TDs
// {
// p_qhd->p_qtd_list_head->used = 0; // free QTD
// qtd_remove_1st_from_qhd(p_qhd);
// }
// }
// }// end qhd list loop
} // end for device[] loop
}
void port_connect_status_change_isr(uint8_t hostid)
{
ehci_registers_t* const regs = get_operational_register(hostid);
if (regs->portsc_bit.current_connect_status) // device plugged
{
hcd_port_reset(hostid);
usbh_device_plugged_isr(hostid, regs->portsc_bit.nxp_port_speed); // NXP specific port speed
}else // device unplugged
{
usbh_device_unplugged_isr(hostid);
regs->usb_cmd_bit.advacne_async = 1; // Async doorbell check EHCI 4.8.2 for operational details
}
}
void async_list_process_isr(ehci_qhd_t * const async_head)
{
uint8_t max_loop = 0;
ehci_qhd_t *p_qhd = async_head;
do
{
if ( !p_qhd->qtd_overlay.halted )
{
// free all TDs from the head td to the first active TD
while(p_qhd->p_qtd_list_head != NULL && !p_qhd->p_qtd_list_head->active)
{
// TODO check halted TD
if (p_qhd->p_qtd_list_head->int_on_complete) // end of request
{
pipe_handle_t pipe_hdl = { .dev_addr = p_qhd->device_address };
if (p_qhd->endpoint_number) // if not Control, can only be Bulk
{
pipe_hdl.xfer_type = TUSB_XFER_BULK;
pipe_hdl.index = qhd_get_index(p_qhd);
}
usbh_isr( pipe_hdl, p_qhd->class_code, BUS_EVENT_XFER_COMPLETE); // call USBH callback
}
p_qhd->p_qtd_list_head->used = 0; // free QTD
qtd_remove_1st_from_qhd(p_qhd);
}
}
p_qhd = (ehci_qhd_t*) align32(p_qhd->next.address);
max_loop++;
}while(p_qhd != async_head && max_loop <= EHCI_MAX_QHD); // async list traversal, stop if loop around
// TODO abstract max loop guard for async
}
void period_list_process_isr(ehci_qhd_t const * const period_head)
{
uint8_t max_loop = 0;
ehci_link_t next_item = period_head->next;
// TODO abstract max loop guard for period
while( !next_item.terminate && max_loop < (EHCI_MAX_QHD + EHCI_MAX_ITD + EHCI_MAX_SITD))
{
switch ( next_item.type )
{
case EHCI_QUEUE_ELEMENT_QHD:
{
ehci_qhd_t *p_qhd_int = (ehci_qhd_t *) align32(next_item.address);
if ( !p_qhd_int->qtd_overlay.halted )
{
// free all TDs from the head td to the first active TD
while(p_qhd_int->p_qtd_list_head != NULL && !p_qhd_int->p_qtd_list_head->active)
{
// TODO check halted TD
if (p_qhd_int->p_qtd_list_head->int_on_complete) // end of request
{
pipe_handle_t pipe_hdl = { .dev_addr = p_qhd_int->device_address };
if (p_qhd_int->endpoint_number) // if not Control, can only be Bulk
{
pipe_hdl.xfer_type = TUSB_XFER_INTERRUPT;
pipe_hdl.index = qhd_get_index(p_qhd_int);
}
usbh_isr( pipe_hdl, p_qhd_int->class_code, BUS_EVENT_XFER_COMPLETE); // call USBH callback
}
p_qhd_int->p_qtd_list_head->used = 0; // free QTD
qtd_remove_1st_from_qhd(p_qhd_int);
}
}
next_item = p_qhd_int->next;
}
break;
case EHCI_QUEUE_ELEMENT_ITD:
case EHCI_QUEUE_ELEMENT_SITD:
case EHCI_QUEUE_ELEMENT_FSTN:
default:
ASSERT (false, (void) 0); // TODO support hs/fs ISO
break;
}
max_loop++;
}
}
void xfer_error_isr(uint8_t hostid)
{
//------------- async list -------------//
ehci_qhd_t * const async_head = get_async_head(hostid);
ehci_qhd_t *p_qhd = async_head;
do
{
// current qhd has error in transaction
if (p_qhd->qtd_overlay.buffer_err || p_qhd->qtd_overlay.babble_err || p_qhd->qtd_overlay.xact_err ||
//p_qhd->qtd_overlay.non_hs_period_missed_uframe || p_qhd->qtd_overlay.pingstate_err TODO split transaction error
(p_qhd->device_address != 0 && p_qhd->qtd_overlay.halted) ) // addr0 cannot be protocol STALL
{
pipe_handle_t pipe_hdl = { .dev_addr = p_qhd->device_address };
if (p_qhd->endpoint_number) // if not Control, can only be Bulk
{
pipe_hdl.xfer_type = TUSB_XFER_BULK;
pipe_hdl.index = qhd_get_index(p_qhd);
}
usbh_isr( pipe_hdl, p_qhd->class_code, BUS_EVENT_XFER_ERROR); // call USBH callback
}
p_qhd = (ehci_qhd_t*) align32(p_qhd->next.address);
}while(p_qhd != async_head); // async list traversal, stop if loop around
//------------- TODO period list -------------//
}
//------------- Host Controller Driver's Interrupt Handler -------------//
void hcd_isr(uint8_t hostid)
{
ehci_registers_t* const regs = get_operational_register(hostid);
uint32_t int_status = regs->usb_sts & regs->usb_int_enable;
regs->usb_sts |= int_status; // Acknowledge handled interrupt
if (int_status == 0)
return;
if (int_status & EHCI_INT_MASK_ERROR)
{
// TODO handle Queue Head halted
hal_debugger_breakpoint();
xfer_error_isr(hostid);
}
//------------- some QTD/SITD/ITD with IOC set is completed -------------//
if (int_status & EHCI_INT_MASK_NXP_ASYNC)
{
async_list_process_isr(get_async_head(hostid));
}
if (int_status & EHCI_INT_MASK_NXP_PERIODIC)
{
period_list_process_isr( get_period_head(hostid) );
}
if (int_status & EHCI_INT_MASK_PORT_CHANGE)
{
uint32_t port_status = regs->portsc & EHCI_PORTSC_MASK_ALL;
if (regs->portsc_bit.connect_status_change)
{
port_connect_status_change_isr(hostid);
}
regs->portsc |= port_status; // Acknowledge change bits in portsc
}
if (int_status & EHCI_INT_MASK_ASYNC_ADVANCE) // need to place after EHCI_INT_MASK_NXP_ASYNC
{
async_advance_isr( get_async_head(hostid) );
}
}
//--------------------------------------------------------------------+
// HELPER
//--------------------------------------------------------------------+

18
tinyusb/host/ehci/ehci.h
View File

@ -122,7 +122,13 @@ typedef struct {
ehci_link_t next;
/// Word 1: Alternate Next QTD Pointer (not used)
ehci_link_t alternate;
union{
ehci_link_t alternate;
struct {
uint32_t : 5;
uint32_t used : 1;
};
};
/// Word 2: qTQ Token
volatile uint32_t pingstate_err : 1 ; ///< If the QH.EPSfield indicates a High-speed device and the PID_Codeindicates an OUT endpoint, then this is the state bit for the Ping protocol. 0b=OUT 1b=PING
@ -145,15 +151,7 @@ typedef struct {
// End of Word 2
/// Buffer Page Pointer List, Each element in the list is a 4K page aligned, physical memory address. The lower 12 bits in each pointer are reserved (except for the first one) as each memory pointer must reference the start of a 4K page
union {
uint32_t buffer[5];
struct {
uint32_t reserve_1;
uint8_t used; // used is the LSB of buffer[1]
uint8_t reserved_2[3];
uint32_t reserved_3[3];
};
};
uint32_t buffer[5];
} ehci_qtd_t; // XXX qtd is used to declare overlay in ehci_qhd_t -> cannot be declared with ATTR_ALIGNED(32)
/// Queue Head (section 3.6)