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Merge pull request #1091 from hathach/esp32sx-compliance 

Esp32sx compliance
This commit is contained in:
Ha Thach 2021-09-13 21:26:29 +07:00 committed by GitHub
parent 7e6f954ffe cdc63459eb
commit 1c3215257e
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 51 additions and 68 deletions
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5
examples/device/hid_composite_freertos/src/tusb_config.h
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@ -67,8 +67,9 @@
// This examples use FreeRTOS
#define CFG_TUSB_OS OPT_OS_FREERTOS
// CFG_TUSB_DEBUG is defined by compiler in DEBUG build
// #define CFG_TUSB_DEBUG 0
#ifndef CFG_TUSB_DEBUG
#define CFG_TUSB_DEBUG 0
#endif
/* USB DMA on some MCUs can only access a specific SRAM region with restriction on alignment.
* Tinyusb use follows macros to declare transferring memory so that they can be put

2
src/common/tusb_common.h
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@ -380,7 +380,7 @@ static inline const char* tu_lookup_find(tu_lookup_table_t const* p_table, uint3
}
// not found return the key value in hex
sprintf(not_found, "0x%08lX", key);
sprintf(not_found, "0x%08lX", (unsigned long) key);
return not_found;
}

112
src/portable/espressif/esp32sx/dcd_esp32sx.c
View File

@ -42,10 +42,6 @@
#include "device/dcd.h"
// Since TinyUSB doesn't use SOF for now, and this interrupt too often (1ms interval)
// We disable SOF for now until needed later on
#define USE_SOF 0
// Max number of bi-directional endpoints including EP0
// Note: ESP32S2 specs say there are only up to 5 IN active endpoints include EP0
// We should probably prohibit enabling Endpoint IN > 4 (not done yet)
@ -92,11 +88,12 @@ static void bus_reset(void)
USB0.out_ep_reg[ep_num].doepctl |= USB_DO_SNAK0_M; // DOEPCTL0_SNAK
}
USB0.dcfg &= ~USB_DEVADDR_M; // reset address
// clear device address
USB0.dcfg &= ~USB_DEVADDR_M;
USB0.daintmsk |= USB_OUTEPMSK0_M | USB_INEPMSK0_M;
USB0.doepmsk |= USB_SETUPMSK_M | USB_XFERCOMPLMSK;
USB0.diepmsk |= USB_TIMEOUTMSK_M | USB_DI_XFERCOMPLMSK_M /*| USB_INTKNTXFEMPMSK_M*/;
USB0.daintmsk = USB_OUTEPMSK0_M | USB_INEPMSK0_M;
USB0.doepmsk = USB_SETUPMSK_M | USB_XFERCOMPLMSK;
USB0.diepmsk = USB_TIMEOUTMSK_M | USB_DI_XFERCOMPLMSK_M /*| USB_INTKNTXFEMPMSK_M*/;
// "USB Data FIFOs" section in reference manual
// Peripheral FIFO architecture
@ -193,9 +190,6 @@ void dcd_init(uint8_t rhport)
USB0.gintsts = ~0U; //clear pending ints
USB0.gintmsk = USB_OTGINTMSK_M |
USB_MODEMISMSK_M |
#if USE_SOF
USB_SOFMSK_M |
#endif
USB_RXFLVIMSK_M |
USB_ERLYSUSPMSK_M |
USB_USBSUSPMSK_M |
@ -220,8 +214,17 @@ void dcd_remote_wakeup(uint8_t rhport)
{
(void)rhport;
// TODO must manually clear this bit after 1-15 ms
// USB0.DCTL |= USB_RMTWKUPSIG_M;
// set remote wakeup
USB0.dctl |= USB_RMTWKUPSIG_M;
// enable SOF to detect bus resume
USB0.gintsts = USB_SOF_M;
USB0.gintmsk |= USB_SOFMSK_M;
// Per specs: remote wakeup signal bit must be clear within 1-15ms
vTaskDelay(pdMS_TO_TICKS(1));
USB0.dctl &= ~USB_RMTWKUPSIG_M;
}
// connect by enabling internal pull-up resistor on D+/D-
@ -260,9 +263,10 @@ bool dcd_edpt_open(uint8_t rhport, tusb_desc_endpoint_t const *desc_edpt)
xfer->max_size = desc_edpt->wMaxPacketSize.size;
if (dir == TUSB_DIR_OUT) {
out_ep[epnum].doepctl |= USB_USBACTEP0_M |
desc_edpt->bmAttributes.xfer << USB_EPTYPE0_S |
desc_edpt->wMaxPacketSize.size << USB_MPS0_S;
out_ep[epnum].doepctl |= USB_USBACTEP1_M |
desc_edpt->bmAttributes.xfer << USB_EPTYPE1_S |
(desc_edpt->bmAttributes.xfer != TUSB_XFER_ISOCHRONOUS ? USB_DO_SETD0PID1_M : 0) |
desc_edpt->wMaxPacketSize.size << USB_MPS1_S;
USB0.daintmsk |= (1 << (16 + epnum));
} else {
// "USB Data FIFOs" section in reference manual
@ -315,7 +319,25 @@ bool dcd_edpt_open(uint8_t rhport, tusb_desc_endpoint_t const *desc_edpt)
void dcd_edpt_close_all(uint8_t rhport)
{
(void) rhport;
// TODO implement dcd_edpt_close_all()
usb_out_endpoint_t *out_ep = &(USB0.out_ep_reg[0]);
usb_in_endpoint_t *in_ep = &(USB0.in_ep_reg[0]);
// Disable non-control interrupt
USB0.daintmsk = USB_OUTEPMSK0_M | USB_INEPMSK0_M;
for(uint8_t n = 1; n < EP_MAX; n++)
{
// disable OUT endpoint
out_ep[n].doepctl = 0;
xfer_status[n][TUSB_DIR_OUT].max_size = 0;
// disable IN endpoint
in_ep[n].diepctl = 0;
xfer_status[n][TUSB_DIR_IN].max_size = 0;
}
_allocated_fifos = 1;
}
bool dcd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16_t total_bytes)
@ -367,49 +389,6 @@ bool dcd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t *buffer, uint16_t to
bool dcd_edpt_xfer_fifo (uint8_t rhport, uint8_t ep_addr, tu_fifo_t * ff, uint16_t total_bytes)
{
(void)rhport;
// USB buffers always work in bytes so to avoid unnecessary divisions we demand item_size = 1
TU_ASSERT(ff->item_size == 1);
uint8_t const epnum = tu_edpt_number(ep_addr);
uint8_t const dir = tu_edpt_dir(ep_addr);
xfer_ctl_t * xfer = XFER_CTL_BASE(epnum, dir);
xfer->buffer = NULL;
xfer->ff = ff;
xfer->total_len = total_bytes;
xfer->queued_len = 0;
xfer->short_packet = false;
uint16_t num_packets = (total_bytes / xfer->max_size);
uint8_t short_packet_size = total_bytes % xfer->max_size;
// Zero-size packet is special case.
if (short_packet_size > 0 || (total_bytes == 0)) {
num_packets++;
}
ESP_LOGV(TAG, "Transfer <-> EP%i, %s, pkgs: %i, bytes: %i",
epnum, ((dir == TUSB_DIR_IN) ? "USB0.HOST (in)" : "HOST->DEV (out)"),
num_packets, total_bytes);
// IN and OUT endpoint xfers are interrupt-driven, we just schedule them
// here.
if (dir == TUSB_DIR_IN) {
// A full IN transfer (multiple packets, possibly) triggers XFRC.
USB0.in_ep_reg[epnum].dieptsiz = (num_packets << USB_D_PKTCNT0_S) | total_bytes;
USB0.in_ep_reg[epnum].diepctl |= USB_D_EPENA1_M | USB_D_CNAK1_M; // Enable | CNAK
// Enable fifo empty interrupt only if there are something to put in the fifo.
if(total_bytes != 0) {
USB0.dtknqr4_fifoemptymsk |= (1 << epnum);
}
} else {
// Each complete packet for OUT xfers triggers XFRC.
USB0.out_ep_reg[epnum].doeptsiz |= USB_PKTCNT0_M | ((xfer->max_size & USB_XFERSIZE0_V) << USB_XFERSIZE0_S);
USB0.out_ep_reg[epnum].doepctl |= USB_EPENA0_M | USB_CNAK0_M;
}
return true;
}
#endif
@ -754,8 +733,8 @@ static void _dcd_int_handler(void* arg)
(void) arg;
uint8_t const rhport = 0;
const uint32_t int_status = USB0.gintsts;
//const uint32_t int_msk = USB0.gintmsk;
const uint32_t int_msk = USB0.gintmsk;
const uint32_t int_status = USB0.gintsts & int_msk;
if (int_status & USB_USBRST_M) {
// start of reset
@ -808,12 +787,15 @@ static void _dcd_int_handler(void* arg)
USB0.gotgint = otg_int;
}
#if USE_SOF
if (int_status & USB_SOF_M) {
USB0.gintsts = USB_SOF_M;
dcd_event_bus_signal(rhport, DCD_EVENT_SOF, true); // do nothing actually
// Disable SOF interrupt since currently only used for remote wakeup detection
USB0.gintmsk &= ~USB_SOFMSK_M;
dcd_event_bus_signal(rhport, DCD_EVENT_SOF, true);
}
#endif
if (int_status & USB_RXFLVI_M) {
// RXFLVL bit is read-only