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add msc workaround for cxd56

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This commit is contained in:
hathach 2021-09-07 13:30:51 +07:00
parent fa030075c2
commit f47e5402fa
3 changed files with 14 additions and 1 deletions
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1
examples/make.mk
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@ -61,6 +61,7 @@ GDB = $(CROSS_COMPILE)gdb
OBJCOPY = $(CROSS_COMPILE)objcopy
SIZE = $(CROSS_COMPILE)size
MKDIR = mkdir
PYTHON = python
ifeq ($(CMDEXE),1)
CP = copy

3
hw/bsp/spresense/board.mk
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@ -70,4 +70,5 @@ $(BUILD)/$(PROJECT).spk: $(MKSPK)
# flash
flash: $(BUILD)/$(PROJECT).spk
@$(TOP)/hw/mcu/sony/cxd56/tools/flash_writer.py -s -c $(SERIAL) -d -b 115200 -n $<
@echo FLASH $<
@$(PYTHON) $(TOP)/hw/mcu/sony/cxd56/tools/flash_writer.py -s -c $(SERIAL) -d -b 115200 -n $<

11
src/class/msc/msc_device.c
View File

@ -611,6 +611,17 @@ bool mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t
TU_ASSERT( send_csw(rhport, p_msc) );
}
}
#if TU_CHECK_MCU(CXD56)
// WORKAROUND: cxd56 has its own nuttx usb stack which does not forward Set/ClearFeature(Endpoint) to DCD.
// There is no way for us to know when EP is un-stall, therefore we will unconditionally un-stall here and
// hope everything will work
if ( usbd_edpt_stalled(rhport, p_msc->ep_in) )
{
usbd_edpt_clear_stall(rhport, p_msc->ep_in);
send_csw(rhport, p_msc);
}
#endif
}
return true;