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AD-APARD32690-SL Support and Cleanup

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- Added BSP for AD-APARD32690-SL board (apard32690)
 - Ran clang-formatting on previously committed code
 - Removed LOG messages from dcd_max32.c
This commit is contained in:
Brent Kowal
2024-07-01 16:31:17 -04:00
parent 0f288326cc
commit 0b82af61f3
6 changed files with 240 additions and 213 deletions
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1
hw/bsp/max32690/boards/apard32690/board.cmake Normal file
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@@ -0,0 +1 @@
# Nothing to be done at the board level

56
hw/bsp/max32690/boards/apard32690/board.h Normal file
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@@ -0,0 +1,56 @@
/*
* The MIT License (MIT)
*
* Copyright (c) 2024, Brent Kowal (Analog Devices, Inc)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
#ifndef BOARD_H_
#define BOARD_H_
#include "gpio.h"
#include "mxc_sys.h"
#ifdef __cplusplus
extern "C" {
#endif
// LED
#define LED_PORT MXC_GPIO2
#define LED_PIN MXC_GPIO_PIN_1
#define LED_VDDIO MXC_GPIO_VSSEL_VDDIOH
#define LED_STATE_ON 1
// Button
#define BUTTON_PORT MXC_GPIO1
#define BUTTON_PIN MXC_GPIO_PIN_27
#define BUTTON_PULL MXC_GPIO_PAD_NONE
#define BUTTON_STATE_ACTIVE 1
// UART Enable for UART on ARM SWD Connector
#define UART_NUM 0
#ifdef __cplusplus
}
#endif
#endif /* BOARD_H_ */

1
hw/bsp/max32690/boards/apard32690/board.mk Normal file
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@@ -0,0 +1 @@
# No specific build requirements for the board.

4
hw/bsp/max32690/boards/max32690evkit/board.h
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@@ -31,7 +31,7 @@
#include "mxc_sys.h"
#ifdef __cplusplus
extern "C" {
extern "C" {
#endif
// LED
@@ -50,7 +50,7 @@
#define UART_NUM 2
#ifdef __cplusplus
}
}
#endif
#endif /* BOARD_H_ */

28
hw/bsp/max32690/family.c
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@@ -24,12 +24,12 @@
* This file is part of the TinyUSB stack.
*/
#include "bsp/board_api.h"
#include "board.h"
#include "mxc_device.h"
#include "mcr_regs.h"
#include "uart.h"
#include "bsp/board_api.h"
#include "gpio.h"
#include "mcr_regs.h"
#include "mxc_device.h"
#include "uart.h"
//--------------------------------------------------------------------+
// Forward USB interrupt events to TinyUSB IRQ Handler
@@ -49,7 +49,7 @@ void board_init(void) {
SysTick_Config(SystemCoreClock / 1000);
#elif CFG_TUSB_OS == OPT_OS_FREERTOS
// If freeRTOS is used, IRQ priority is limit by max syscall ( smaller is higher )
NVIC_SetPriority(USB_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY );
NVIC_SetPriority(USB_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY);
#endif
mxc_gpio_cfg_t gpioConfig;
@@ -87,10 +87,10 @@ void board_init(void) {
//--------------------------------------------------------------------+
void board_led_write(bool state) {
#if LED_STATE_ON
#if LED_STATE_ON
state = !state;
#endif
if(state) {
#endif
if (state) {
MXC_GPIO_OutClr(LED_PORT, LED_PIN);
} else {
MXC_GPIO_OutSet(LED_PORT, LED_PIN);
@@ -103,7 +103,7 @@ uint32_t board_button_read(void) {
}
size_t board_get_unique_id(uint8_t id[], size_t max_len) {
uint8_t hw_id[MXC_SYS_USN_CHECKSUM_LEN]; //USN Buffer
uint8_t hw_id[MXC_SYS_USN_CHECKSUM_LEN];//USN Buffer
/* All other 2nd parameter is optional checkum buffer */
MXC_SYS_GetUSN(hw_id, NULL);
@@ -116,11 +116,11 @@ int board_uart_read(uint8_t *buf, int len) {
int uart_val;
int act_len = 0;
while( act_len < len ) {
if((uart_val = MXC_UART_ReadCharacterRaw(ConsoleUart)) == E_UNDERFLOW) {
while (act_len < len) {
if ((uart_val = MXC_UART_ReadCharacterRaw(ConsoleUart)) == E_UNDERFLOW) {
break;
} else {
*buf++ = (uint8_t)uart_val;
*buf++ = (uint8_t) uart_val;
act_len++;
}
}
@@ -129,8 +129,8 @@ int board_uart_read(uint8_t *buf, int len) {
int board_uart_write(void const *buf, int len) {
int act_len = 0;
const uint8_t* ch_ptr = (const uint8_t*)buf;
while(act_len < len){
const uint8_t *ch_ptr = (const uint8_t *) buf;
while (act_len < len) {
MXC_UART_WriteCharacter(ConsoleUart, *ch_ptr++);
act_len++;
}

215
src/portable/analog/max32/dcd_max32.c
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@@ -29,26 +29,26 @@
#if CFG_TUD_ENABLED && TU_CHECK_MCU(OPT_MCU_MAX32690)
#if __GNUC__ > 8 && defined(__ARM_FEATURE_UNALIGNED)
#if __GNUC__ > 8 && defined(__ARM_FEATURE_UNALIGNED)
/* GCC warns that an address may be unaligned, even though
* the target CPU has the capability for unaligned memory access. */
_Pragma("GCC diagnostic ignored \"-Waddress-of-packed-member\"");
#endif
#endif
#include "device/dcd.h"
#include "device/dcd.h"
#include "mxc_delay.h"
#include "mxc_device.h"
#include "mxc_sys.h"
#include "nvic_table.h"
#include "usbhs_regs.h"
#include "mxc_delay.h"
#include "mxc_device.h"
#include "mxc_sys.h"
#include "nvic_table.h"
#include "usbhs_regs.h"
#define USBHS_M31_CLOCK_RECOVERY
#define USBHS_M31_CLOCK_RECOVERY
/*------------------------------------------------------------------
/*------------------------------------------------------------------
* MACRO TYPEDEF CONSTANT ENUM DECLARATION
*------------------------------------------------------------------*/
#define REQUEST_TYPE_INVALID (0xFFu)
#define REQUEST_TYPE_INVALID (0xFFu)
typedef union {
@@ -57,8 +57,7 @@ typedef union {
uint32_t u32;
} hw_fifo_t;
typedef struct TU_ATTR_PACKED
{
typedef struct TU_ATTR_PACKED {
void *buf; /* the start address of a transfer data buffer */
uint16_t length; /* the number of bytes in the buffer */
uint16_t remaining; /* the number of bytes remaining in the buffer */
@@ -80,62 +79,58 @@ typedef struct
static dcd_data_t _dcd;
static volatile void* edpt_get_fifo_ptr(unsigned epnum)
{
static volatile void *edpt_get_fifo_ptr(unsigned epnum) {
volatile uint32_t *ptr;
ptr = &MXC_USBHS->fifo0;
ptr += epnum; /* Pointer math: multiplies ep by sizeof(uint32_t) */
return (volatile void *)ptr;
return (volatile void *) ptr;
}
static void pipe_write_packet(void *buf, volatile void *fifo, unsigned len)
{
volatile hw_fifo_t *reg = (volatile hw_fifo_t*)fifo;
uintptr_t addr = (uintptr_t)buf;
static void pipe_write_packet(void *buf, volatile void *fifo, unsigned len) {
volatile hw_fifo_t *reg = (volatile hw_fifo_t *) fifo;
uintptr_t addr = (uintptr_t) buf;
while (len >= 4) {
reg->u32 = *(uint32_t const *)addr;
reg->u32 = *(uint32_t const *) addr;
addr += 4;
len -= 4;
}
if (len >= 2) {
reg->u16 = *(uint16_t const *)addr;
reg->u16 = *(uint16_t const *) addr;
addr += 2;
len -= 2;
}
if (len) {
reg->u8 = *(uint8_t const *)addr;
reg->u8 = *(uint8_t const *) addr;
}
}
static void pipe_read_packet(void *buf, volatile void *fifo, unsigned len)
{
volatile hw_fifo_t *reg = (volatile hw_fifo_t*)fifo;
uintptr_t addr = (uintptr_t)buf;
static void pipe_read_packet(void *buf, volatile void *fifo, unsigned len) {
volatile hw_fifo_t *reg = (volatile hw_fifo_t *) fifo;
uintptr_t addr = (uintptr_t) buf;
while (len >= 4) {
*(uint32_t *)addr = reg->u32;
*(uint32_t *) addr = reg->u32;
addr += 4;
len -= 4;
}
if (len >= 2) {
*(uint16_t *)addr = reg->u16;
*(uint16_t *) addr = reg->u16;
addr += 2;
len -= 2;
}
if (len) {
*(uint8_t *)addr = reg->u8;
*(uint8_t *) addr = reg->u8;
}
}
static void pipe_read_write_packet_ff(tu_fifo_t *f, volatile void *fifo, unsigned len, unsigned dir)
{
static void pipe_read_write_packet_ff(tu_fifo_t *f, volatile void *fifo, unsigned len, unsigned dir) {
static const struct {
void (*tu_fifo_get_info)(tu_fifo_t *f, tu_fifo_buffer_info_t *info);
void (*tu_fifo_advance)(tu_fifo_t *f, uint16_t n);
void (*pipe_read_write)(void *buf, volatile void *fifo, unsigned len);
} ops[] = {
/* OUT */ {tu_fifo_get_write_info,tu_fifo_advance_write_pointer,pipe_read_packet},
/* OUT */ {tu_fifo_get_write_info, tu_fifo_advance_write_pointer, pipe_read_packet},
/* IN */ {tu_fifo_get_read_info, tu_fifo_advance_read_pointer, pipe_write_packet},
};
tu_fifo_buffer_info_t info;
@@ -152,16 +147,15 @@ static void pipe_read_write_packet_ff(tu_fifo_t *f, volatile void *fifo, unsigne
ops[dir].tu_fifo_advance(f, total_len - rem);
}
static void process_setup_packet(uint8_t rhport)
{
uint32_t *p = (void*)&_dcd.setup_packet;
static void process_setup_packet(uint8_t rhport) {
uint32_t *p = (void *) &_dcd.setup_packet;
p[0] = MXC_USBHS->fifo0;
p[1] = MXC_USBHS->fifo0;
_dcd.pipe0.buf = NULL;
_dcd.pipe0.length = 0;
_dcd.pipe0.remaining = 0;
dcd_event_setup_received(rhport, (const uint8_t*)(uintptr_t)&_dcd.setup_packet, true);
dcd_event_setup_received(rhport, (const uint8_t *) (uintptr_t) &_dcd.setup_packet, true);
const unsigned len = _dcd.setup_packet.wLength;
_dcd.remaining_ctrl = len;
@@ -173,8 +167,7 @@ static void process_setup_packet(uint8_t rhport)
}
}
static bool handle_xfer_in(uint_fast8_t ep_addr)
{
static bool handle_xfer_in(uint_fast8_t ep_addr) {
unsigned epnum = tu_edpt_number(ep_addr);
unsigned epnum_minus1 = epnum - 1;
pipe_state_t *pipe = &_dcd.pipe[tu_edpt_dir(ep_addr)][epnum_minus1];
@@ -192,24 +185,22 @@ static bool handle_xfer_in(uint_fast8_t ep_addr)
const unsigned mps = MXC_USBHS->inmaxp;
const unsigned len = TU_MIN(mps, rem);
void *buf = pipe->buf;
volatile void* fifo_ptr = edpt_get_fifo_ptr(epnum);
// TU_LOG1(" %p mps %d len %d rem %d\r\n", buf, mps, len, rem);
volatile void *fifo_ptr = edpt_get_fifo_ptr(epnum);
if (len) {
if (_dcd.pipe_buf_is_fifo[TUSB_DIR_IN] & TU_BIT(epnum_minus1)) {
pipe_read_write_packet_ff(buf, fifo_ptr, len, TUSB_DIR_IN);
} else {
pipe_write_packet(buf,fifo_ptr, len);
pipe_write_packet(buf, fifo_ptr, len);
pipe->buf = buf + len;
}
pipe->remaining = rem - len;
}
MXC_USBHS->incsrl = MXC_F_USBHS_INCSRL_INPKTRDY; //TODO: Verify a | isnt needed
MXC_USBHS->incsrl = MXC_F_USBHS_INCSRL_INPKTRDY;//TODO: Verify a | isnt needed
return false;
}
static bool handle_xfer_out(uint_fast8_t ep_addr)
{
static bool handle_xfer_out(uint_fast8_t ep_addr) {
unsigned epnum = tu_edpt_number(ep_addr);
unsigned epnum_minus1 = epnum - 1;
pipe_state_t *pipe = &_dcd.pipe[tu_edpt_dir(ep_addr)][epnum_minus1];
@@ -226,10 +217,10 @@ static bool handle_xfer_out(uint_fast8_t ep_addr)
const unsigned vld = MXC_USBHS->outcount;
const unsigned len = TU_MIN(TU_MIN(rem, mps), vld);
void *buf = pipe->buf;
volatile void* fifo_ptr = edpt_get_fifo_ptr(epnum);
volatile void *fifo_ptr = edpt_get_fifo_ptr(epnum);
if (len) {
if (_dcd.pipe_buf_is_fifo[TUSB_DIR_OUT] & TU_BIT(epnum_minus1)) {
pipe_read_write_packet_ff(buf,fifo_ptr, len, TUSB_DIR_OUT);
pipe_read_write_packet_ff(buf, fifo_ptr, len, TUSB_DIR_OUT);
} else {
pipe_read_packet(buf, fifo_ptr, len);
pipe->buf = buf + len;
@@ -240,13 +231,12 @@ static bool handle_xfer_out(uint_fast8_t ep_addr)
pipe->buf = NULL;
return NULL != buf;
}
MXC_USBHS->outcsrl = 0; /* Clear RXRDY bit */ //TODO: Verify just setting to 0 is ok
MXC_USBHS->outcsrl = 0; /* Clear RXRDY bit *///TODO: Verify just setting to 0 is ok
return false;
}
static bool edpt_n_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16_t total_bytes)
{
(void)rhport;
static bool edpt_n_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16_t total_bytes) {
(void) rhport;
unsigned epnum = tu_edpt_number(ep_addr);
unsigned epnum_minus1 = epnum - 1;
@@ -261,16 +251,15 @@ static bool edpt_n_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16
handle_xfer_in(ep_addr);
} else {
MXC_USBHS->index = epnum;
if (MXC_USBHS->outcsrl & MXC_F_USBHS_OUTCSRL_OUTPKTRDY){
MXC_USBHS->outcsrl = 0; //TODO: Verify just setting to 0 is ok
if (MXC_USBHS->outcsrl & MXC_F_USBHS_OUTCSRL_OUTPKTRDY) {
MXC_USBHS->outcsrl = 0;//TODO: Verify just setting to 0 is ok
}
}
return true;
}
static bool edpt0_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16_t total_bytes)
{
(void)rhport;
static bool edpt0_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16_t total_bytes) {
(void) rhport;
TU_ASSERT(total_bytes <= 64); /* Current implementation supports for only up to 64 bytes. */
const unsigned req = _dcd.setup_packet.bmRequestType;
@@ -299,7 +288,7 @@ static bool edpt0_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16_
TU_ASSERT(total_bytes <= _dcd.remaining_ctrl);
const unsigned rem = _dcd.remaining_ctrl;
const unsigned len = TU_MIN(TU_MIN(rem, 64), total_bytes);
volatile void* fifo_ptr = edpt_get_fifo_ptr(0);
volatile void *fifo_ptr = edpt_get_fifo_ptr(0);
if (dir_in) {
pipe_write_packet(buffer, fifo_ptr, len);
@@ -332,8 +321,7 @@ static bool edpt0_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16_
return true;
}
static void process_ep0(uint8_t rhport)
{
static void process_ep0(uint8_t rhport) {
MXC_USBHS->index = 0;
uint_fast8_t csrl = MXC_USBHS->csr0;
@@ -364,7 +352,7 @@ static void process_ep0(uint8_t rhport)
/* Received SETUP or DATA OUT packet */
if (req == REQUEST_TYPE_INVALID) {
/* SETUP */
TU_ASSERT(sizeof(tusb_control_request_t) == MXC_USBHS->count0,);
TU_ASSERT(sizeof(tusb_control_request_t) == MXC_USBHS->count0, );
process_setup_packet(rhport);
return;
}
@@ -373,7 +361,7 @@ static void process_ep0(uint8_t rhport)
const unsigned vld = MXC_USBHS->count0;
const unsigned rem = _dcd.pipe0.remaining;
const unsigned len = TU_MIN(TU_MIN(rem, 64), vld);
volatile void* fifo_ptr = edpt_get_fifo_ptr(0);
volatile void *fifo_ptr = edpt_get_fifo_ptr(0);
pipe_read_packet(_dcd.pipe0.buf, fifo_ptr, len);
_dcd.pipe0.remaining = rem - len;
@@ -392,9 +380,9 @@ static void process_ep0(uint8_t rhport)
* or receiving a zero length packet. */
if (req != REQUEST_TYPE_INVALID && !tu_edpt_dir(req)) {
/* STATUS IN */
if (*(const uint16_t*)(uintptr_t)&_dcd.setup_packet == 0x0500) {
if (*(const uint16_t *) (uintptr_t) &_dcd.setup_packet == 0x0500) {
/* The address must be changed on completion of the control transfer. */
MXC_USBHS->faddr = (uint8_t)_dcd.setup_packet.wValue;
MXC_USBHS->faddr = (uint8_t) _dcd.setup_packet.wValue;
}
_dcd.setup_packet.bmRequestType = REQUEST_TYPE_INVALID;
dcd_event_xfer_complete(rhport,
@@ -413,8 +401,7 @@ static void process_ep0(uint8_t rhport)
}
}
static void process_edpt_n(uint8_t rhport, uint_fast8_t ep_addr)
{
static void process_edpt_n(uint8_t rhport, uint_fast8_t ep_addr) {
bool completed;
const unsigned dir_in = tu_edpt_dir(ep_addr);
const unsigned epnum = tu_edpt_number(ep_addr);
@@ -443,10 +430,8 @@ static void process_edpt_n(uint8_t rhport, uint_fast8_t ep_addr)
}
}
static void process_bus_reset(uint8_t rhport)
{
(void)rhport;
TU_LOG0("------Bus Reset\r\n");
static void process_bus_reset(uint8_t rhport) {
(void) rhport;
/* When bmRequestType is REQUEST_TYPE_INVALID(0xFF),
* a control transfer state is SETUP or STATUS stage. */
_dcd.setup_packet.bmRequestType = REQUEST_TYPE_INVALID;
@@ -478,9 +463,8 @@ static void process_bus_reset(uint8_t rhport)
* Device API
*------------------------------------------------------------------*/
void dcd_init(uint8_t rhport)
{
(void)rhport;
void dcd_init(uint8_t rhport) {
(void) rhport;
MXC_USBHS->intrusben |= MXC_F_USBHS_INTRUSBEN_SUSPEND_INT_EN;
//Interrupt for VBUS disconnect
@@ -495,17 +479,17 @@ void dcd_init(uint8_t rhport)
/* Configure PHY */
MXC_USBHS->m31_phy_xcfgi_31_0 = (0x1 << 3) | (0x1 << 11);
MXC_USBHS->m31_phy_xcfgi_63_32 = 0;
MXC_USBHS->m31_phy_xcfgi_95_64 = 0x1 << (72-64);
MXC_USBHS->m31_phy_xcfgi_95_64 = 0x1 << (72 - 64);
MXC_USBHS->m31_phy_xcfgi_127_96 = 0;
#ifdef USBHS_M31_CLOCK_RECOVERY
#ifdef USBHS_M31_CLOCK_RECOVERY
MXC_USBHS->m31_phy_noncry_rstb = 1;
MXC_USBHS->m31_phy_noncry_en = 1;
MXC_USBHS->m31_phy_outclksel = 0;
MXC_USBHS->m31_phy_coreclkin = 0;
MXC_USBHS->m31_phy_xtlsel = 2; /* Select 25 MHz clock */
#else
#else
/* Use this option to feed the PHY a 30 MHz clock, which is them used as a PLL reference */
/* As it depends on the system core clock, this should probably be done at the SYS level */
MXC_USBHS->m31_phy_noncry_rstb = 0;
@@ -513,7 +497,7 @@ void dcd_init(uint8_t rhport)
MXC_USBHS->m31_phy_outclksel = 1;
MXC_USBHS->m31_phy_coreclkin = 1;
MXC_USBHS->m31_phy_xtlsel = 3; /* Select 30 MHz clock */
#endif
#endif
MXC_USBHS->m31_phy_pll_en = 1;
MXC_USBHS->m31_phy_oscouten = 1;
@@ -524,23 +508,20 @@ void dcd_init(uint8_t rhport)
dcd_connect(rhport);
}
void dcd_int_enable(uint8_t rhport)
{
(void)rhport;
void dcd_int_enable(uint8_t rhport) {
(void) rhport;
NVIC_EnableIRQ(USB_IRQn);
}
void dcd_int_disable(uint8_t rhport)
{
(void)rhport;
void dcd_int_disable(uint8_t rhport) {
(void) rhport;
NVIC_DisableIRQ(USB_IRQn);
}
// Receive Set Address request, mcu port must also include status IN response
void dcd_set_address(uint8_t rhport, uint8_t dev_addr)
{
(void)rhport;
(void)dev_addr;
void dcd_set_address(uint8_t rhport, uint8_t dev_addr) {
(void) rhport;
(void) dev_addr;
_dcd.pipe0.buf = NULL;
_dcd.pipe0.length = 0;
_dcd.pipe0.remaining = 0;
@@ -550,37 +531,33 @@ void dcd_set_address(uint8_t rhport, uint8_t dev_addr)
}
// Wake up host
void dcd_remote_wakeup(uint8_t rhport)
{
(void)rhport;
void dcd_remote_wakeup(uint8_t rhport) {
(void) rhport;
MXC_USBHS->power |= MXC_F_USBHS_POWER_RESUME;
#if CFG_TUSB_OS != OPT_OS_NONE
#if CFG_TUSB_OS != OPT_OS_NONE
osal_task_delay(10);
#else
#else
MXC_Delay(MXC_DELAY_MSEC(10));
#endif
#endif
MXC_USBHS->power &= ~MXC_F_USBHS_POWER_RESUME;
}
// Connect by enabling internal pull-up resistor on D+/D-
void dcd_connect(uint8_t rhport)
{
(void)rhport;
void dcd_connect(uint8_t rhport) {
(void) rhport;
MXC_USBHS->power |= TUD_OPT_HIGH_SPEED ? MXC_F_USBHS_POWER_HS_ENABLE : 0;
MXC_USBHS->power |= MXC_F_USBHS_POWER_SOFTCONN;
}
// Disconnect by disabling internal pull-up resistor on D+/D-
void dcd_disconnect(uint8_t rhport)
{
(void)rhport;
void dcd_disconnect(uint8_t rhport) {
(void) rhport;
MXC_USBHS->power &= ~MXC_F_USBHS_POWER_SOFTCONN;
}
void dcd_sof_enable(uint8_t rhport, bool en)
{
void dcd_sof_enable(uint8_t rhport, bool en) {
(void) rhport;
(void) en;
@@ -592,8 +569,7 @@ void dcd_sof_enable(uint8_t rhport, bool en)
//--------------------------------------------------------------------+
// Configure endpoint's registers according to descriptor
bool dcd_edpt_open(uint8_t rhport, tusb_desc_endpoint_t const * ep_desc)
{
bool dcd_edpt_open(uint8_t rhport, tusb_desc_endpoint_t const *ep_desc) {
(void) rhport;
const unsigned ep_addr = ep_desc->bEndpointAddress;
@@ -634,8 +610,7 @@ bool dcd_edpt_open(uint8_t rhport, tusb_desc_endpoint_t const * ep_desc)
return true;
}
void dcd_edpt_close_all(uint8_t rhport)
{
void dcd_edpt_close_all(uint8_t rhport) {
(void) rhport;
MXC_SYS_Crit_Enter();
@@ -665,9 +640,8 @@ void dcd_edpt_close_all(uint8_t rhport)
MXC_SYS_Crit_Exit();
}
void dcd_edpt_close(uint8_t rhport, uint8_t ep_addr)
{
(void)rhport;
void dcd_edpt_close(uint8_t rhport, uint8_t ep_addr) {
(void) rhport;
unsigned const epn = tu_edpt_number(ep_addr);
unsigned const dir_in = tu_edpt_dir(ep_addr);
@@ -696,9 +670,8 @@ void dcd_edpt_close(uint8_t rhport, uint8_t ep_addr)
}
// Submit a transfer, When complete dcd_event_xfer_complete() is invoked to notify the stack
bool dcd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t total_bytes)
{
(void)rhport;
bool dcd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16_t total_bytes) {
(void) rhport;
bool ret;
unsigned const epnum = tu_edpt_number(ep_addr);
MXC_SYS_Crit_Enter();
@@ -712,23 +685,21 @@ bool dcd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t t
}
// Submit a transfer where is managed by FIFO, When complete dcd_event_xfer_complete() is invoked to notify the stack - optional, however, must be listed in usbd.c
bool dcd_edpt_xfer_fifo(uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff, uint16_t total_bytes)
{
(void)rhport;
bool dcd_edpt_xfer_fifo(uint8_t rhport, uint8_t ep_addr, tu_fifo_t *ff, uint16_t total_bytes) {
(void) rhport;
bool ret;
unsigned const epnum = tu_edpt_number(ep_addr);
TU_ASSERT(epnum);
MXC_SYS_Crit_Enter();
_dcd.pipe_buf_is_fifo[tu_edpt_dir(ep_addr)] |= TU_BIT(epnum - 1);
ret = edpt_n_xfer(rhport, ep_addr, (uint8_t*)ff, total_bytes);
ret = edpt_n_xfer(rhport, ep_addr, (uint8_t *) ff, total_bytes);
MXC_SYS_Crit_Exit();
return ret;
}
// Stall endpoint
void dcd_edpt_stall(uint8_t rhport, uint8_t ep_addr)
{
(void)rhport;
void dcd_edpt_stall(uint8_t rhport, uint8_t ep_addr) {
(void) rhport;
unsigned const epn = tu_edpt_number(ep_addr);
MXC_SYS_Crit_Enter();
MXC_USBHS->index = epn;
@@ -742,7 +713,7 @@ void dcd_edpt_stall(uint8_t rhport, uint8_t ep_addr)
if (tu_edpt_dir(ep_addr)) { /* IN */
MXC_USBHS->incsrl = MXC_F_USBHS_INCSRL_SENDSTALL;
} else { /* OUT */
TU_ASSERT(!(MXC_USBHS->outcsrl & MXC_F_USBHS_OUTCSRL_OUTPKTRDY),);
TU_ASSERT(!(MXC_USBHS->outcsrl & MXC_F_USBHS_OUTCSRL_OUTPKTRDY), );
MXC_USBHS->outcsrl = MXC_F_USBHS_OUTCSRL_SENDSTALL;
}
}
@@ -750,9 +721,8 @@ void dcd_edpt_stall(uint8_t rhport, uint8_t ep_addr)
}
// clear stall, data toggle is also reset to DATA0
void dcd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr)
{
(void)rhport;
void dcd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr) {
(void) rhport;
unsigned const epn = tu_edpt_number(ep_addr);
MXC_SYS_Crit_Enter();
MXC_USBHS->index = epn;
@@ -779,8 +749,7 @@ void dcd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr)
/*-------------------------------------------------------------------
* ISR
*-------------------------------------------------------------------*/
void dcd_int_handler(uint8_t rhport)
{
void dcd_int_handler(uint8_t rhport) {
uint_fast8_t is, txis, rxis;
uint32_t mxm_int, mxm_int_en, mxm_is;
uint32_t saved_index;