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house keeping

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This commit is contained in:
hathach
2013-11-20 12:21:29 +07:00
parent d284ecaccb
commit dbfad50d43
2 changed files with 12 additions and 20 deletions
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tinyusb/device/dcd_lpc175x_6x.c
+11 -14
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@@ -126,12 +126,10 @@ static inline void edpt_set_max_packet_size(uint8_t ep_id, uint16_t max_packet_s
LPC_USB->USBMaxPSize = max_packet_size;
#ifndef _TEST_
if( ep_id > 2) // endpoint control is always realized
{
while ((LPC_USB->USBDevIntSt & DEV_INT_ENDPOINT_REALIZED_MASK) == 0) {} // TODO can be omitted, or move to set max packet size
LPC_USB->USBDevIntClr = DEV_INT_ENDPOINT_REALIZED_MASK;
}
while ((LPC_USB->USBDevIntSt & DEV_INT_ENDPOINT_REALIZED_MASK) == 0) {} // TODO can be omitted
LPC_USB->USBDevIntClr = DEV_INT_ENDPOINT_REALIZED_MASK;
#endif
}
// retval UINT8_MAX: invalid
@@ -193,8 +191,8 @@ tusb_error_t dcd_init(void)
LPC_USB->USBDMAIntEn = (DMA_INT_END_OF_XFER_MASK | DMA_INT_ERROR_MASK );
// clear all stall on control endpoint IN & OUT if any
sie_write(SIE_CMDCODE_ENDPOINT_SET_STATUS , 1, 0);
sie_write(SIE_CMDCODE_ENDPOINT_SET_STATUS+1, 1, 0);
// sie_write(SIE_CMDCODE_ENDPOINT_SET_STATUS , 1, 0);
// sie_write(SIE_CMDCODE_ENDPOINT_SET_STATUS+1, 1, 0);
sie_write(SIE_CMDCODE_DEVICE_STATUS, 1, 1); // connect
@@ -222,8 +220,6 @@ void endpoint_control_isr(void)
{
// Current not support any out control with data yet
}
sie_write(SIE_CMDCODE_ENDPOINT_SELECT+0, 0, 0);
sie_write(SIE_CMDCODE_BUFFER_CLEAR , 0, 0);
}
//------------- control IN -------------//
@@ -243,7 +239,7 @@ void endpoint_control_isr(void)
void dcd_isr(uint8_t coreid)
{
uint32_t const device_int_status = LPC_USB->USBDevIntSt & LPC_USB->USBDevIntEn & DEV_INT_ALL_MASK;
uint32_t const device_int_status = LPC_USB->USBDevIntSt & LPC_USB->USBDevIntEn;
LPC_USB->USBDevIntClr = device_int_status;// Acknowledge handled interrupt
//------------- usb bus event -------------//
@@ -258,14 +254,12 @@ void dcd_isr(uint8_t coreid)
// TODO invoke some callbacks
if (dev_status_reg & SIE_DEV_STATUS_CONNECT_CHANGE_MASK) { }
if (dev_status_reg & SIE_DEV_STATUS_SUSPEND_CHANGE_MASK) {
}
if (dev_status_reg & SIE_DEV_STATUS_SUSPEND_CHANGE_MASK) { }
}
//------------- Control Endpoint (Slave Mode) -------------//
if (device_int_status & DEV_INT_ENDPOINT_SLOW_MASK)
{
// only occur on control endpoint, all other use DMA
endpoint_control_isr();
}
@@ -384,6 +378,9 @@ static tusb_error_t pipe_control_read(void * buffer, uint16_t length)
}
LPC_USB->USBCtrl = 0; // TODO not needed ?
sie_write(SIE_CMDCODE_ENDPOINT_SELECT+0, 0, 0);
sie_write(SIE_CMDCODE_BUFFER_CLEAR , 0, 0);
return TUSB_ERROR_NONE;
}
@@ -523,7 +520,7 @@ tusb_error_t dcd_pipe_xfer(endpoint_handle_t edpt_hdl, void * buffer, uint16_t t
{ // fixed DD is free
dd_xfer_init(p_fixed_dd, buffer, total_bytes);
dcd_data.ioc_dd = int_on_complete ? BIT_SET_(dcd_data.ioc_dd, dcd_data.ddat[edpt_hdl.index]) :
BIT_CLR_(dcd_data.ioc_dd, dcd_data.ddat[edpt_hdl.index]);
BIT_CLR_(dcd_data.ioc_dd, dcd_data.ddat[edpt_hdl.index]);
}
p_fixed_dd->is_retired = 0;