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Merge pull request #1075 from hathach/fix-cxd56-msc

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Fix cxd56 msc
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Ha Thach 2021-09-07 18:06:40 +07:00 committed by GitHub
commit 582e5dbac5
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3 changed files with 17 additions and 3 deletions
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2
examples/make.mk
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@ -65,10 +65,12 @@ MKDIR = mkdir
ifeq ($(CMDEXE),1)
CP = copy
RM = del
PYTHON = python
else
SED = sed
CP = cp
RM = rm
PYTHON = python3
endif
#-------------- Source files and compiler flags --------------

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 $<

15
src/class/msc/msc_device.c
View File

@ -601,16 +601,27 @@ bool mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t
// skip status if epin is currently stalled, will do it when received Clear Stall request
if ( !usbd_edpt_stalled(rhport, p_msc->ep_in) )
{
if ( (p_msc->total_len > p_msc->xferred_len) && is_data_in(p_cbw->dir) )
if ( (p_cbw->total_bytes > p_msc->xferred_len) && is_data_in(p_cbw->dir) )
{
// 6.7 The 13 Cases: case 5 (Hi > Di): STALL before status
TU_LOG(MSC_DEBUG, " SCSI case 5 (Hi > Di): %lu > %lu\r\n", p_msc->total_len, p_msc->xferred_len);
TU_LOG(MSC_DEBUG, " SCSI case 5 (Hi > Di): %lu > %lu\r\n", p_cbw->total_bytes, p_msc->xferred_len);
usbd_edpt_stall(rhport, p_msc->ep_in);
}else
{
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;