house keeping
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@ -62,7 +62,6 @@ static inline void endpoint_set_max_packet_size(uint8_t endpoint_idx, uint16_t m
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static inline void endpoint_set_max_packet_size(uint8_t endpoint_idx, uint16_t max_packet_size)
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{
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LPC_USB->USBReEp |= BIT_(endpoint_idx);
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LPC_USB->USBEpInd = endpoint_idx; // select index before setting packet size
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LPC_USB->USBMaxPSize = max_packet_size;
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@ -80,7 +79,7 @@ static inline void sie_commamd_code (uint8_t phase, uint8_t code_data) ATTR_ALWA
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static inline void sie_commamd_code (uint8_t phase, uint8_t code_data)
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{
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LPC_USB->USBDevIntClr = (DEV_INT_COMMAND_CODE_EMPTY_MASK | DEV_INT_COMMAND_DATA_FULL_MASK);
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LPC_USB->USBCmdCode = (phase << 8) | (code_data << 16);
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LPC_USB->USBCmdCode = (phase << 8) | (code_data << 16);
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uint32_t const wait_flag = (phase == SIE_CMDPHASE_READ) ? DEV_INT_COMMAND_DATA_FULL_MASK : DEV_INT_COMMAND_CODE_EMPTY_MASK;
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#ifndef _TEST_
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@ -104,8 +103,8 @@ static inline uint32_t sie_command_read (uint8_t cmd_code, uint8_t data_len) ATT
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static inline uint32_t sie_command_read (uint8_t cmd_code, uint8_t data_len)
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{
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// TODO multiple read
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sie_commamd_code(SIE_CMDPHASE_COMMAND, cmd_code);
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sie_commamd_code(SIE_CMDPHASE_READ, cmd_code);
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sie_commamd_code(SIE_CMDPHASE_COMMAND , cmd_code);
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sie_commamd_code(SIE_CMDPHASE_READ , cmd_code);
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return LPC_USB->USBCmdData;
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}
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@ -133,7 +132,7 @@ void endpoint_control_isr(uint8_t coreid)
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// dcd_pipe_control_read(0,..
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}
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sie_command_write(SIE_CMDCODE_ENDPOINT_SELECT+0, 0, 0);
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sie_command_write(SIE_CMDCODE_BUFFER_CLEAR, 0, 0);
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sie_command_write(SIE_CMDCODE_BUFFER_CLEAR , 0, 0);
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}
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//------------- control IN -------------//
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@ -192,13 +191,13 @@ tusb_error_t dcd_init(void)
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endpoint_set_max_packet_size(1, TUSB_CFG_DEVICE_CONTROL_PACKET_SIZE);
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// step 7 : slave mode set up
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LPC_USB->USBEpIntEn = (uint32_t) BIN8(11); // control endpoint cannot use DMA, non-control all use DMA
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LPC_USB->USBEpIntEn = (uint32_t) BIN8(11); // control endpoint cannot use DMA, non-control all use DMA
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LPC_USB->USBDevIntEn = (DEV_INT_DEVICE_STATUS_MASK | DEV_INT_ENDPOINT_SLOW_MASK | DEV_INT_ERROR_MASK);
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LPC_USB->USBDevIntClr = 0xFFFFFFFF; // clear all pending interrupt
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LPC_USB->USBDevIntEn = (DEV_INT_DEVICE_STATUS_MASK | DEV_INT_ENDPOINT_SLOW_MASK | DEV_INT_ERROR_MASK);
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LPC_USB->USBDevIntClr = 0xFFFFFFFF; // clear all pending interrupt
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LPC_USB->USBEpIntClr = 0xFFFFFFFF; // clear all pending interrupt
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LPC_USB->USBEpIntPri = 0; // same priority for all endpoint
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LPC_USB->USBEpIntClr = 0xFFFFFFFF; // clear all pending interrupt
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LPC_USB->USBEpIntPri = 0; // same priority for all endpoint
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// step 8 : DMA set up
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LPC_USB->USBEpDMADis = 0xFFFFFFFF; // firstly disable all dma
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@ -264,7 +263,7 @@ tusb_error_t dcd_pipe_control_write(uint8_t coreid, void const * buffer, uint16_
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LPC_USB->USBCtrl = 0;
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sie_command_write(SIE_CMDCODE_ENDPOINT_SELECT+1, 0, 0); // select control IN endpoint
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sie_command_write(SIE_CMDCODE_BUFFER_VALIDATE, 0, 0);
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sie_command_write(SIE_CMDCODE_BUFFER_VALIDATE , 0, 0);
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return TUSB_ERROR_NONE;
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}
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