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<div class="title">dcd_lpc_11uxx_13uxx.c</div> </div>
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</div><!--header-->
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<a href="dcd__lpc__11uxx__13uxx_8c.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/**************************************************************************/</span></div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">/**************************************************************************/</span></div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include "<a class="code" href="tusb__option_8h.html">tusb_option.h</a>"</span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#if MODE_DEVICE_SUPPORTED && (TUSB_CFG_MCU == MCU_LPC11UXX || TUSB_CFG_MCU == MCU_LPC13UXX)</span></div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#define _TINY_USB_SOURCE_FILE_</span></div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">// NOTE: despite of being very the same to lpc13uxx controller, lpc11u's controller cannot queue transfer more than</span></div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment">// endpoint's max packet size and need some soft DMA helper</span></div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment">// INCLUDE</span></div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#include "<a class="code" href="common_8h.html">common/common.h</a>"</span></div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor">#include "<a class="code" href="hal_8h.html">hal/hal.h</a>"</span></div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#include "<a class="code" href="osal_8h.html">osal/osal.h</a>"</span></div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#include "<a class="code" href="timeout__timer_8h.html">common/timeout_timer.h</a>"</span></div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#include "<a class="code" href="dcd_8h.html">dcd.h</a>"</span></div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#include "<a class="code" href="usbd__dcd_8h.html">usbd_dcd.h</a>"</span></div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#include "dcd_lpc_11uxx_13uxx.h"</span></div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">// MACRO CONSTANT TYPEDEF</span></div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#define DCD_11U_13U_QHD_COUNT 10</span></div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="keyword">enum</span> {</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  DCD_11U_13U_MAX_BYTE_PER_TD = (<a class="code" href="group__group__configuration.html#ga78e20d9920eacaa514c16d19638dcb06">TUSB_CFG_MCU</a> == <a class="code" href="group__group__mcu.html#ga02313cadf1ec4d9545e3efb3fe0ccb8c">MCU_LPC11UXX</a> ? 64 : 1023)</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> };</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor">#ifdef __CC_ARM</span></div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor"></span><span class="preprocessor">#pragma diag_suppress 66 // Suppress Keil warnings #66-D: enumeration value is out of "int" range</span></div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="keyword">enum</span> {</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  INT_MASK_SOF = <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(30),</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  INT_MASK_DEVICE_STATUS = <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(31)</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> };</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor">#ifdef __CC_ARM</span></div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor"></span><span class="preprocessor">#pragma diag_suppress 66 // Suppress Keil warnings #66-D: enumeration value is out of "int" range</span></div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="keyword">enum</span> {</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  CMDSTAT_DEVICE_ADDR_MASK = <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(7 )-1,</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  CMDSTAT_DEVICE_ENABLE_MASK = <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(7 ),</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  CMDSTAT_SETUP_RECEIVED_MASK = <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(8 ),</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  CMDSTAT_DEVICE_CONNECT_MASK = <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(16), </div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  CMDSTAT_DEVICE_SUSPEND_MASK = <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(17),</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  CMDSTAT_CONNECT_CHANGE_MASK = <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(24),</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  CMDSTAT_SUSPEND_CHANGE_MASK = <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(25),</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  CMDSTAT_RESET_CHANGE_MASK = <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(26),</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  CMDSTAT_VBUS_DEBOUNCED_MASK = <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(28),</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> };</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment">// buffer input must be 64 byte alignment</span></div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="keyword">typedef</span> ATTR_PACKED_STRUCT(<span class="keyword">struct</span>) {</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keyword">volatile</span> uint16_t buff_addr_offset ; </div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keyword">volatile</span> uint16_t nbytes : 10 ; </div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  uint16_t is_isochronous : 1 ;</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  uint16_t feedback_toggle : 1 ; </div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  uint16_t toggle_reset : 1 ; </div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  uint16_t stall : 1 ; </div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  uint16_t disable : 1 ; </div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keyword">volatile</span> uint16_t active : 1 ; </div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> }dcd_11u_13u_qhd_t;</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> STATIC_ASSERT( <span class="keyword">sizeof</span>(dcd_11u_13u_qhd_t) == 4, <span class="stringliteral">"size is not correct"</span> );</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment">// NOTE data will be transferred as soon as dcd get request by dcd_pipe(_queue)_xfer using double buffering.</span></div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment">// If there is another dcd_pipe_xfer request, the new request will be saved and executed when the first is done.</span></div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment">// next_td stored the 2nd request information</span></div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment">// current_td is used to keep track of number of remaining & xferred bytes of the current request.</span></div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment">// queued_bytes_in_buff keep track of number of bytes queued to each buffer (in case of short packet)</span></div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  dcd_11u_13u_qhd_t qhd[DCD_11U_13U_QHD_COUNT][2]; </div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="comment">// start at 80, the size should not exceed 48 (for setup_request align at 128)</span></div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keyword">struct </span>{</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  uint16_t buff_addr_offset;</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  uint16_t total_bytes;</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  }next_td[DCD_11U_13U_QHD_COUNT];</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  uint32_t current_ioc; </div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  uint32_t next_ioc; </div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="comment">// must start from 128</span></div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="group___group___variable_attr.html#ga2438155e62fe9b0185e856ade620cd5d">ATTR_ALIGNED</a>(64) <a class="code" href="structtusb__control__request__t.html">tusb_control_request_t</a> setup_request;</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  struct {</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  uint16_t remaining_bytes; </div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  uint16_t xferred_total; </div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  uint16_t queued_bytes_in_buff[2]; </div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  }current_td[DCD_11U_13U_QHD_COUNT];</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  uint8_t class_code[DCD_11U_13U_QHD_COUNT]; </div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> }dcd_11u_13u_data_t;</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment">// INTERNAL OBJECT & FUNCTION DECLARATION</span></div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment">// TUSB_CFG_ATTR_USBRAM must have ATTR_ALIGNED(64) for lpc11u & lpc13u</span></div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="preprocessor">#ifdef __ICCARM__</span></div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="preprocessor"></span><a class="code" href="group___group___variable_attr.html#ga2438155e62fe9b0185e856ade620cd5d">ATTR_ALIGNED</a>(256) <a class="code" href="group__group__configuration.html#ga977f8e429c64d2ea49ea42b5dac8a88c">TUSB_CFG_ATTR_USBRAM</a> <span class="comment">// for IAR the first ATTR_ALIGNED takes effect</span></div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="preprocessor">#else</span></div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="preprocessor"></span><a class="code" href="group__group__configuration.html#ga977f8e429c64d2ea49ea42b5dac8a88c">TUSB_CFG_ATTR_USBRAM</a> <a class="code" href="group___group___variable_attr.html#ga2438155e62fe9b0185e856ade620cd5d">ATTR_ALIGNED</a>(256) <span class="comment">// GCC & Keil the last ATTR_ALIGNED takes effect</span></div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="preprocessor"></span><span class="keyword">static</span> dcd_11u_13u_data_t dcd_data;</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="keyword">static</span> <span class="keyword">inline</span> uint16_t addr_offset(<span class="keywordtype">void</span> <span class="keyword">const</span> * p_buffer) <a class="code" href="group___group___func_attr.html#gaa3a9548137fc3ca0ad1367d204891bd9">ATTR_CONST</a> <a class="code" href="group___group___func_attr.html#ga18a61fcb06b815274b12b7f626993ac6">ATTR_ALWAYS_INLINE</a>;</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="keyword">static</span> <span class="keyword">inline</span> uint16_t addr_offset(<span class="keywordtype">void</span> <span class="keyword">const</span> * p_buffer)</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> {</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  ASSERT( (((uint32_t) p_buffer) & 0x3f) == 0, 0 );</div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">return</span> (uint16_t) ( (((uint32_t) p_buffer) >> 6 ) & 0xFFFF) ;</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> }</div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="keyword">static</span> <span class="keywordtype">void</span> queue_xfer_to_buffer(uint8_t ep_id, uint8_t buff_idx, uint16_t buff_addr_offset, uint16_t total_bytes);</div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="keyword">static</span> <span class="keywordtype">void</span> pipe_queue_xfer(uint8_t ep_id, uint16_t buff_addr_offset, uint16_t total_bytes);</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="keyword">static</span> <span class="keywordtype">void</span> queue_xfer_in_next_td(uint8_t ep_id);</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment">// CONTROLLER API</span></div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="keywordtype">void</span> dcd_controller_connect(uint8_t coreid)</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> {</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  (void) coreid;</div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  LPC_USB->DEVCMDSTAT |= CMDSTAT_DEVICE_CONNECT_MASK;</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> }</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="keywordtype">void</span> dcd_controller_set_configuration(uint8_t coreid)</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> {</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> }</div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="keywordtype">void</span> dcd_controller_set_address(uint8_t coreid, uint8_t dev_addr)</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> {</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  (void) coreid;</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  LPC_USB->DEVCMDSTAT &= ~CMDSTAT_DEVICE_ADDR_MASK;</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  LPC_USB->DEVCMDSTAT |= dev_addr;</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> }</div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <a class="code" href="group___group___error.html#ga225612897c510054ef4026586562f716">tusb_error_t</a> dcd_init(<span class="keywordtype">void</span>)</div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> {</div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  LPC_USB->EPLISTSTART = (uint32_t) dcd_data.qhd;</div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  LPC_USB->DATABUFSTART = 0x20000000; <span class="comment">// only SRAM1 & USB RAM can be used for transfer</span></div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  LPC_USB->INTSTAT = LPC_USB->INTSTAT; <span class="comment">// clear all pending interrupt</span></div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  LPC_USB->INTEN = INT_MASK_DEVICE_STATUS;</div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  LPC_USB->DEVCMDSTAT |= CMDSTAT_DEVICE_ENABLE_MASK | CMDSTAT_DEVICE_CONNECT_MASK |</div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  CMDSTAT_RESET_CHANGE_MASK | CMDSTAT_CONNECT_CHANGE_MASK | CMDSTAT_SUSPEND_CHANGE_MASK;</div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> </div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">return</span> TUSB_ERROR_NONE;</div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> }</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="keyword">static</span> <span class="keywordtype">void</span> bus_reset(<span class="keywordtype">void</span>)</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> {</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  memclr_(&dcd_data, <span class="keyword">sizeof</span>(dcd_11u_13u_data_t));</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">for</span>(uint8_t ep_id = 2; ep_id < DCD_11U_13U_QHD_COUNT; ep_id++)</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  { <span class="comment">// disable all non-control endpoints on bus reset</span></div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  dcd_data.qhd[ep_id][0].disable = dcd_data.qhd[ep_id][1].disable = 1;</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  }</div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  dcd_data.qhd[0][1].buff_addr_offset = addr_offset(&dcd_data.setup_request);</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  LPC_USB->EPINUSE = 0;</div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  LPC_USB->EPBUFCFG = 0; <span class="comment">// all start with single buffer</span></div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  LPC_USB->EPSKIP = 0xFFFFFFFF;</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  LPC_USB->INTSTAT = LPC_USB->INTSTAT; <span class="comment">// clear all pending interrupt</span></div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  LPC_USB->DEVCMDSTAT |= CMDSTAT_SETUP_RECEIVED_MASK; <span class="comment">// clear setup received interrupt</span></div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  LPC_USB->INTEN = INT_MASK_DEVICE_STATUS | <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(0) | <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(1); <span class="comment">// enable device status & control endpoints</span></div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> }</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="keyword">static</span> <span class="keywordtype">void</span> endpoint_non_control_isr(uint32_t int_status)</div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> {</div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">for</span>(uint8_t ep_id = 2; ep_id < DCD_11U_13U_QHD_COUNT; ep_id++ )</div>
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<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  {</div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordflow">if</span> ( <a class="code" href="group___group___binary.html#ga4b95f183978653490c15f71b3028ad0b">BIT_TEST_</a>(int_status, ep_id) )</div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  {</div>
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<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  dcd_11u_13u_qhd_t * <span class="keyword">const</span> arr_qhd = dcd_data.qhd[ep_id];</div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> </div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="comment">// when double buffering, the complete buffer is opposed to the current active buffer in EPINUSE</span></div>
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  uint8_t <span class="keyword">const</span> buff_idx = LPC_USB->EPINUSE & <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(ep_id) ? 0 : 1;</div>
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  uint16_t <span class="keyword">const</span> xferred_bytes = dcd_data.current_td[ep_id].queued_bytes_in_buff[buff_idx] - arr_qhd[buff_idx].nbytes;</div>
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<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> </div>
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<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  dcd_data.current_td[ep_id].xferred_total += xferred_bytes;</div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div>
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<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="comment">// there are still data to transfer.</span></div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">if</span> ( (arr_qhd[buff_idx].nbytes == 0) && (dcd_data.current_td[ep_id].remaining_bytes > 0) )</div>
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  { <span class="comment">// NOTE although buff_addr_offset has been increased when xfer is completed</span></div>
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<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="comment">// but we still need to increase it one more as we are using double buffering.</span></div>
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<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  queue_xfer_to_buffer(ep_id, buff_idx, arr_qhd[buff_idx].buff_addr_offset+1, dcd_data.current_td[ep_id].remaining_bytes);</div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  }</div>
|
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<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="comment">// short packet or (no more byte and both buffers are finished)</span></div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( (arr_qhd[buff_idx].nbytes > 0) || !arr_qhd[1-buff_idx].active )</div>
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<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  { <span class="comment">// current TD (request) is completed</span></div>
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  LPC_USB->EPSKIP = <a class="code" href="group___group___binary.html#ga52f110ca62427cecb50c01c08204d8ac">BIT_SET_</a>(LPC_USB->EPSKIP, ep_id); <span class="comment">// skip other endpoint in case of short-package</span></div>
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<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> </div>
|
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<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  dcd_data.current_td[ep_id].remaining_bytes = 0;</div>
|
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<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> </div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keywordflow">if</span> ( <a class="code" href="group___group___binary.html#ga4b95f183978653490c15f71b3028ad0b">BIT_TEST_</a>(dcd_data.current_ioc, ep_id) )</div>
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<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  {</div>
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<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <a class="code" href="structendpoint__handle__t.html">endpoint_handle_t</a> edpt_hdl =</div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  {</div>
|
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<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  .coreid = 0,</div>
|
|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  .index = ep_id,</div>
|
|
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  .class_code = dcd_data.class_code[ep_id]</div>
|
|
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  };</div>
|
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<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div>
|
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  dcd_data.current_ioc = <a class="code" href="group___group___binary.html#ga4e873fd0547831dbe369afab3ac34aac">BIT_CLR_</a>(dcd_data.current_ioc, edpt_hdl.index);</div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> </div>
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<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="comment">// TODO no way determine if the transfer is failed or not</span></div>
|
|
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  usbd_xfer_isr(edpt_hdl, TUSB_EVENT_XFER_COMPLETE, dcd_data.current_td[ep_id].xferred_total);</div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  }</div>
|
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<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div>
|
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<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="comment">//------------- Next TD is available -------------//</span></div>
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keywordflow">if</span> ( dcd_data.next_td[ep_id].total_bytes != 0 )</div>
|
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  {</div>
|
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  queue_xfer_in_next_td(ep_id);</div>
|
|
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  }</div>
|
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  }<span class="keywordflow">else</span></div>
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<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  {</div>
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<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="comment">// transfer complete, there is no more remaining bytes, but this buffer is not the last transaction (the other is)</span></div>
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<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  }</div>
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<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  }</div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  }</div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> }</div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> </div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="keyword">static</span> <span class="keywordtype">void</span> endpoint_control_isr(uint32_t int_status)</div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> {</div>
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<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  uint8_t <span class="keyword">const</span> ep_id = ( int_status & <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(0) ) ? 0 : 1;</div>
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<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> </div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="comment">// there are still data to transfer.</span></div>
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordflow">if</span> ( (dcd_data.qhd[ep_id][0].nbytes == 0) && (dcd_data.current_td[ep_id].remaining_bytes > 0) )</div>
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  {</div>
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<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  queue_xfer_to_buffer(ep_id, 0, dcd_data.qhd[ep_id][0].buff_addr_offset, dcd_data.current_td[ep_id].remaining_bytes);</div>
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  }<span class="keywordflow">else</span></div>
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<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  {</div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  dcd_data.current_td[ep_id].remaining_bytes = 0;</div>
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> </div>
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<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">if</span> ( <a class="code" href="group___group___binary.html#ga4b95f183978653490c15f71b3028ad0b">BIT_TEST_</a>(dcd_data.current_ioc, ep_id) )</div>
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  {</div>
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<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <a class="code" href="structendpoint__handle__t.html">endpoint_handle_t</a> edpt_hdl = { .coreid = 0 };</div>
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<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> </div>
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<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  dcd_data.current_ioc = <a class="code" href="group___group___binary.html#ga4e873fd0547831dbe369afab3ac34aac">BIT_CLR_</a>(dcd_data.current_ioc, ep_id);</div>
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<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div>
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="comment">// FIXME xferred_byte for control xfer is not needed now !!!</span></div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  usbd_xfer_isr(edpt_hdl, TUSB_EVENT_XFER_COMPLETE, 0);</div>
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<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  }</div>
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<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  }</div>
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<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> }</div>
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<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> </div>
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<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="keywordtype">void</span> dcd_isr(uint8_t coreid)</div>
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<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> {</div>
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<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  (void) coreid;</div>
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<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> </div>
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  uint32_t <span class="keyword">const</span> int_enable = LPC_USB->INTEN;</div>
|
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<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  uint32_t <span class="keyword">const</span> int_status = LPC_USB->INTSTAT & int_enable;</div>
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<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  LPC_USB->INTSTAT = int_status; <span class="comment">// Acknowledge handled interrupt</span></div>
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<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div>
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<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordflow">if</span> (int_status == 0) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> </div>
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<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  uint32_t <span class="keyword">const</span> dev_cmd_stat = LPC_USB->DEVCMDSTAT;</div>
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<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> </div>
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="comment">//------------- Device Status -------------//</span></div>
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<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordflow">if</span> ( int_status & INT_MASK_DEVICE_STATUS )</div>
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<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  {</div>
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  LPC_USB->DEVCMDSTAT |= CMDSTAT_RESET_CHANGE_MASK | CMDSTAT_CONNECT_CHANGE_MASK | CMDSTAT_SUSPEND_CHANGE_MASK;</div>
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">if</span> ( dev_cmd_stat & CMDSTAT_RESET_CHANGE_MASK) <span class="comment">// bus reset</span></div>
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<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  {</div>
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<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  bus_reset();</div>
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<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  usbd_dcd_bus_event_isr(0, USBD_BUS_EVENT_RESET);</div>
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<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  }</div>
|
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<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> </div>
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<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">if</span> (dev_cmd_stat & CMDSTAT_CONNECT_CHANGE_MASK)</div>
|
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<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  { <span class="comment">// device disconnect</span></div>
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordflow">if</span> (dev_cmd_stat & CMDSTAT_DEVICE_ADDR_MASK)</div>
|
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<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  { <span class="comment">// debouncing as this can be set when device is powering</span></div>
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<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  usbd_dcd_bus_event_isr(0, USBD_BUS_EVENT_UNPLUGGED);</div>
|
|
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  }</div>
|
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<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  }</div>
|
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<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> </div>
|
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<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="comment">// TODO support suspend & resume</span></div>
|
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<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keywordflow">if</span> (dev_cmd_stat & CMDSTAT_SUSPEND_CHANGE_MASK)</div>
|
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<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  {</div>
|
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<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">if</span> (dev_cmd_stat & CMDSTAT_DEVICE_SUSPEND_MASK)</div>
|
|
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  { <span class="comment">// suspend signal, bus idle for more than 3ms</span></div>
|
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<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="comment">// Note: Host may delay more than 3 ms before and/or after bus reset before doing enumeration.</span></div>
|
|
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keywordflow">if</span> (dev_cmd_stat & CMDSTAT_DEVICE_ADDR_MASK)</div>
|
|
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  {</div>
|
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<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  usbd_dcd_bus_event_isr(0, USBD_BUS_EVENT_SUSPENDED);</div>
|
|
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  }</div>
|
|
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  }</div>
|
|
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  }</div>
|
|
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="comment">// else</span></div>
|
|
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> <span class="comment">// { // resume signal</span></div>
|
|
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="comment">// usbd_dcd_bus_event_isr(0, USBD_BUS_EVENT_RESUME);</span></div>
|
|
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="comment">// }</span></div>
|
|
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="comment">// }</span></div>
|
|
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  }</div>
|
|
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> </div>
|
|
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="comment">//------------- Setup Received -------------//</span></div>
|
|
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordflow">if</span> ( <a class="code" href="group___group___binary.html#ga4b95f183978653490c15f71b3028ad0b">BIT_TEST_</a>(int_status, 0) && (dev_cmd_stat & CMDSTAT_SETUP_RECEIVED_MASK) )</div>
|
|
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  { <span class="comment">// received control request from host</span></div>
|
|
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="comment">// copy setup request & acknowledge so that the next setup can be received by hw</span></div>
|
|
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  usbd_setup_received_isr(coreid, &dcd_data.setup_request);</div>
|
|
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span> </div>
|
|
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="comment">// NXP control flowchart clear Active & Stall on both Control IN/OUT endpoints</span></div>
|
|
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  dcd_data.qhd[0][0].stall = dcd_data.qhd[1][0].stall = 0;</div>
|
|
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> </div>
|
|
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  LPC_USB->DEVCMDSTAT |= CMDSTAT_SETUP_RECEIVED_MASK;</div>
|
|
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  dcd_data.qhd[0][1].buff_addr_offset = addr_offset(&dcd_data.setup_request);</div>
|
|
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  }</div>
|
|
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="comment">//------------- Control Endpoint -------------//</span></div>
|
|
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( int_status & 0x03 )</div>
|
|
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  {</div>
|
|
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  endpoint_control_isr(int_status);</div>
|
|
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  }</div>
|
|
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span> </div>
|
|
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="comment">//------------- Non-Control Endpoints -------------//</span></div>
|
|
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">if</span>( int_status & ~(0x03UL) )</div>
|
|
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  {</div>
|
|
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  endpoint_non_control_isr(int_status);</div>
|
|
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  }</div>
|
|
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> }</div>
|
|
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> </div>
|
|
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
|
|
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span> <span class="comment">// CONTROL PIPE API</span></div>
|
|
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
|
|
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> <span class="keywordtype">void</span> dcd_pipe_control_stall(uint8_t coreid)</div>
|
|
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span> {</div>
|
|
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  (void) coreid;</div>
|
|
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="comment">// TODO cannot able to STALL Control OUT endpoint !!!!! FIXME try some walk-around</span></div>
|
|
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  dcd_data.qhd[0][0].stall = dcd_data.qhd[1][0].stall = 1;</div>
|
|
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> }</div>
|
|
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> </div>
|
|
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> <a class="code" href="group___group___error.html#ga225612897c510054ef4026586562f716">tusb_error_t</a> dcd_pipe_control_xfer(uint8_t coreid, tusb_direction_t dir, uint8_t * p_buffer, uint16_t length, <span class="keywordtype">bool</span> int_on_complete)</div>
|
|
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span> {</div>
|
|
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  (void) coreid;</div>
|
|
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span> </div>
|
|
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="comment">// determine Endpoint where Data & Status phase occurred (IN or OUT)</span></div>
|
|
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  uint8_t <span class="keyword">const</span> ep_data = (dir == TUSB_DIR_DEV_TO_HOST) ? 1 : 0;</div>
|
|
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  uint8_t <span class="keyword">const</span> ep_status = 1 - ep_data;</div>
|
|
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> </div>
|
|
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  dcd_data.current_ioc = int_on_complete ? <a class="code" href="group___group___binary.html#ga52f110ca62427cecb50c01c08204d8ac">BIT_SET_</a>(dcd_data.current_ioc, ep_status) : <a class="code" href="group___group___binary.html#ga4e873fd0547831dbe369afab3ac34aac">BIT_CLR_</a>(dcd_data.current_ioc, ep_status);</div>
|
|
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span> </div>
|
|
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="comment">//------------- Data Phase -------------//</span></div>
|
|
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordflow">if</span> (length)</div>
|
|
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  {</div>
|
|
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  dcd_data.current_td[ep_data].remaining_bytes = length;</div>
|
|
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  dcd_data.current_td[ep_data].xferred_total = 0;</div>
|
|
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span> </div>
|
|
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  queue_xfer_to_buffer(ep_data, 0, addr_offset(p_buffer), length);</div>
|
|
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  }</div>
|
|
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> </div>
|
|
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="comment">//------------- Status Phase -------------//</span></div>
|
|
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  dcd_data.current_td[ep_status].remaining_bytes = 0;</div>
|
|
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  dcd_data.current_td[ep_status].xferred_total = 0;</div>
|
|
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span> </div>
|
|
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  queue_xfer_to_buffer(ep_status, 0, 0, 0);</div>
|
|
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span> </div>
|
|
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keywordflow">return</span> TUSB_ERROR_NONE;</div>
|
|
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span> }</div>
|
|
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> </div>
|
|
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
|
|
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="comment">// PIPE HELPER</span></div>
|
|
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
|
|
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="keyword">static</span> <span class="keyword">inline</span> uint8_t edpt_addr2phy(uint8_t endpoint_addr) <a class="code" href="group___group___func_attr.html#gaa3a9548137fc3ca0ad1367d204891bd9">ATTR_CONST</a> <a class="code" href="group___group___func_attr.html#ga18a61fcb06b815274b12b7f626993ac6">ATTR_ALWAYS_INLINE</a>;</div>
|
|
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="keyword">static</span> <span class="keyword">inline</span> uint8_t edpt_addr2phy(uint8_t endpoint_addr)</div>
|
|
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span> {</div>
|
|
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordflow">return</span> 2*(endpoint_addr & 0x0F) + ((endpoint_addr & TUSB_DIR_DEV_TO_HOST_MASK) ? 1 : 0);</div>
|
|
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span> }</div>
|
|
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span> </div>
|
|
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span> <span class="preprocessor">#if 0</span></div>
|
|
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span> <span class="preprocessor"></span><span class="keyword">static</span> <span class="keyword">inline</span> uint8_t edpt_phy2log(uint8_t physical_endpoint) <a class="code" href="group___group___func_attr.html#gaa3a9548137fc3ca0ad1367d204891bd9">ATTR_CONST</a> <a class="code" href="group___group___func_attr.html#ga18a61fcb06b815274b12b7f626993ac6">ATTR_ALWAYS_INLINE</a>;</div>
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<div class="line"><a name="l00419"></a><span class="lineno"> 419</span> <span class="keyword">static</span> <span class="keyword">inline</span> uint8_t edpt_phy2log(uint8_t physical_endpoint)</div>
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<div class="line"><a name="l00420"></a><span class="lineno"> 420</span> {</div>
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<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordflow">return</span> physical_endpoint/2;</div>
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<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> }</div>
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<div class="line"><a name="l00423"></a><span class="lineno"> 423</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00424"></a><span class="lineno"> 424</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00425"></a><span class="lineno"> 425</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
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<div class="line"><a name="l00426"></a><span class="lineno"> 426</span> <span class="comment">// BULK/INTERRUPT/ISOCHRONOUS PIPE API</span></div>
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<div class="line"><a name="l00427"></a><span class="lineno"> 427</span> <span class="comment">//--------------------------------------------------------------------+</span></div>
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<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> <a class="code" href="group___group___error.html#ga225612897c510054ef4026586562f716">tusb_error_t</a> dcd_pipe_stall(<a class="code" href="structendpoint__handle__t.html">endpoint_handle_t</a> edpt_hdl)</div>
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<div class="line"><a name="l00429"></a><span class="lineno"> 429</span> {</div>
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<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  dcd_data.qhd[edpt_hdl.index][0].stall = dcd_data.qhd[edpt_hdl.index][1].stall = 1;</div>
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<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> </div>
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<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keywordflow">return</span> TUSB_ERROR_NONE;</div>
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<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> }</div>
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<div class="line"><a name="l00434"></a><span class="lineno"> 434</span> </div>
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<div class="line"><a name="l00435"></a><span class="lineno"> 435</span> <span class="keywordtype">bool</span> dcd_pipe_is_stalled(<a class="code" href="structendpoint__handle__t.html">endpoint_handle_t</a> edpt_hdl)</div>
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<div class="line"><a name="l00436"></a><span class="lineno"> 436</span> {</div>
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<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keywordflow">return</span> dcd_data.qhd[edpt_hdl.index][0].stall || dcd_data.qhd[edpt_hdl.index][1].stall;</div>
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<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> }</div>
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<div class="line"><a name="l00439"></a><span class="lineno"> 439</span> </div>
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<div class="line"><a name="l00440"></a><span class="lineno"> 440</span> <a class="code" href="group___group___error.html#ga225612897c510054ef4026586562f716">tusb_error_t</a> dcd_pipe_clear_stall(uint8_t coreid, uint8_t edpt_addr)</div>
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<div class="line"><a name="l00441"></a><span class="lineno"> 441</span> {</div>
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<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  uint8_t ep_id = edpt_addr2phy(edpt_addr);</div>
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<div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="comment">// uint8_t active_buffer = BIT_TEST_(LPC_USB->EPINUSE, ep_id) ? 1 : 0;</span></div>
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<div class="line"><a name="l00444"></a><span class="lineno"> 444</span> </div>
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<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  dcd_data.qhd[ep_id][0].stall = dcd_data.qhd[ep_id][1].stall = 0;</div>
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<div class="line"><a name="l00446"></a><span class="lineno"> 446</span> </div>
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<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="comment">// since the next transfer always take place on buffer0 --> clear buffer0 toggle</span></div>
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<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  dcd_data.qhd[ep_id][0].toggle_reset = 1;</div>
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<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  dcd_data.qhd[ep_id][0].feedback_toggle = 0;</div>
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<div class="line"><a name="l00450"></a><span class="lineno"> 450</span> </div>
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<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="comment">//------------- clear stall must carry on any previously queued transfer -------------//</span></div>
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<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keywordflow">if</span> ( dcd_data.next_td[ep_id].total_bytes != 0 )</div>
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<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  {</div>
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<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  queue_xfer_in_next_td(ep_id);</div>
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<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  }</div>
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<div class="line"><a name="l00456"></a><span class="lineno"> 456</span> </div>
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<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="keywordflow">return</span> TUSB_ERROR_NONE;</div>
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<div class="line"><a name="l00458"></a><span class="lineno"> 458</span> }</div>
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<div class="line"><a name="l00459"></a><span class="lineno"> 459</span> </div>
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<div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <a class="code" href="structendpoint__handle__t.html">endpoint_handle_t</a> dcd_pipe_open(uint8_t coreid, <a class="code" href="structtusb__descriptor__endpoint__t.html">tusb_descriptor_endpoint_t</a> <span class="keyword">const</span> * p_endpoint_desc, uint8_t class_code)</div>
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<div class="line"><a name="l00461"></a><span class="lineno"> 461</span> {</div>
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<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  (void) coreid;</div>
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<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <a class="code" href="structendpoint__handle__t.html">endpoint_handle_t</a> <span class="keyword">const</span> null_handle = { 0 };</div>
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<div class="line"><a name="l00464"></a><span class="lineno"> 464</span> </div>
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<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keywordflow">if</span> (p_endpoint_desc-><a class="code" href="structtusb__descriptor__endpoint__t.html#a0d80d36c01bf6552c8bf985e936cd23a">bmAttributes</a>.xfer == TUSB_XFER_ISOCHRONOUS) <span class="keywordflow">return</span> null_handle; <span class="comment">// TODO not support ISO yet</span></div>
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<div class="line"><a name="l00466"></a><span class="lineno"> 466</span> </div>
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<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  ASSERT (p_endpoint_desc->wMaxPacketSize.<a class="code" href="structtusb__descriptor__endpoint__t.html#aaba88b24a21a6c70c895c0d55f4a69a0">size</a> <= 64, null_handle); <span class="comment">// TODO ISO can be 1023, but ISO not supported now</span></div>
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<div class="line"><a name="l00468"></a><span class="lineno"> 468</span> </div>
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<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="comment">// TODO prevent to open if endpoint size is not 64</span></div>
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<div class="line"><a name="l00470"></a><span class="lineno"> 470</span> </div>
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<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="comment">//------------- Prepare Queue Head -------------//</span></div>
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<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  uint8_t ep_id = edpt_addr2phy(p_endpoint_desc-><a class="code" href="structtusb__descriptor__endpoint__t.html#a527afb0f25cdd442d8d32c7df8e18c45">bEndpointAddress</a>);</div>
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<div class="line"><a name="l00473"></a><span class="lineno"> 473</span> </div>
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<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  ASSERT( dcd_data.qhd[ep_id][0].disable && dcd_data.qhd[ep_id][1].disable, null_handle ); <span class="comment">// endpoint must not previously opened, normally this means running out of endpoints</span></div>
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<div class="line"><a name="l00475"></a><span class="lineno"> 475</span> </div>
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<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  memclr_(dcd_data.qhd[ep_id], 2*<span class="keyword">sizeof</span>(dcd_11u_13u_qhd_t));</div>
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<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  dcd_data.qhd[ep_id][0].is_isochronous = dcd_data.qhd[ep_id][1].is_isochronous = (p_endpoint_desc-><a class="code" href="structtusb__descriptor__endpoint__t.html#a0d80d36c01bf6552c8bf985e936cd23a">bmAttributes</a>.xfer == TUSB_XFER_ISOCHRONOUS);</div>
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<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  dcd_data.class_code[ep_id] = class_code;</div>
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<div class="line"><a name="l00479"></a><span class="lineno"> 479</span> </div>
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<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  dcd_data.qhd[ep_id][0].disable = dcd_data.qhd[ep_id][1].disable = 0;</div>
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<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> </div>
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<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  LPC_USB->EPBUFCFG |= <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(ep_id);</div>
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<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  LPC_USB->INTEN |= <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(ep_id);</div>
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<div class="line"><a name="l00484"></a><span class="lineno"> 484</span> </div>
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<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  <span class="keywordflow">return</span> (<a class="code" href="structendpoint__handle__t.html">endpoint_handle_t</a>)</div>
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<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  {</div>
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<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  .coreid = 0,</div>
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<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  .index = ep_id,</div>
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<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  .class_code = class_code</div>
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<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  };</div>
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<div class="line"><a name="l00491"></a><span class="lineno"> 491</span> }</div>
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<div class="line"><a name="l00492"></a><span class="lineno"> 492</span> </div>
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<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="keywordtype">bool</span> dcd_pipe_is_busy(<a class="code" href="structendpoint__handle__t.html">endpoint_handle_t</a> edpt_hdl)</div>
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<div class="line"><a name="l00494"></a><span class="lineno"> 494</span> {</div>
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<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <span class="keywordflow">return</span> dcd_data.qhd[edpt_hdl.index][0].active || dcd_data.qhd[edpt_hdl.index][1].active;</div>
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<div class="line"><a name="l00496"></a><span class="lineno"> 496</span> }</div>
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<div class="line"><a name="l00497"></a><span class="lineno"> 497</span> </div>
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<div class="line"><a name="l00498"></a><span class="lineno"> 498</span> <span class="keyword">static</span> <span class="keywordtype">void</span> queue_xfer_to_buffer(uint8_t ep_id, uint8_t buff_idx, uint16_t buff_addr_offset, uint16_t total_bytes)</div>
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<div class="line"><a name="l00499"></a><span class="lineno"> 499</span> {</div>
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<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  uint16_t <span class="keyword">const</span> queued_bytes = min16_of(total_bytes, DCD_11U_13U_MAX_BYTE_PER_TD);</div>
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<div class="line"><a name="l00501"></a><span class="lineno"> 501</span> </div>
|
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<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  dcd_data.current_td[ep_id].queued_bytes_in_buff[buff_idx] = queued_bytes;</div>
|
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<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  dcd_data.current_td[ep_id].remaining_bytes -= queued_bytes;</div>
|
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<div class="line"><a name="l00504"></a><span class="lineno"> 504</span> </div>
|
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<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  dcd_data.qhd[ep_id][buff_idx].buff_addr_offset = buff_addr_offset;</div>
|
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<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  dcd_data.qhd[ep_id][buff_idx].nbytes = queued_bytes;</div>
|
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<div class="line"><a name="l00507"></a><span class="lineno"> 507</span> </div>
|
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<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  dcd_data.qhd[ep_id][buff_idx].active = 1;</div>
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<div class="line"><a name="l00509"></a><span class="lineno"> 509</span> }</div>
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<div class="line"><a name="l00510"></a><span class="lineno"> 510</span> </div>
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<div class="line"><a name="l00511"></a><span class="lineno"> 511</span> <span class="keyword">static</span> <span class="keywordtype">void</span> pipe_queue_xfer(uint8_t ep_id, uint16_t buff_addr_offset, uint16_t total_bytes)</div>
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<div class="line"><a name="l00512"></a><span class="lineno"> 512</span> {</div>
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<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  dcd_data.current_td[ep_id].remaining_bytes = total_bytes;</div>
|
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<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  dcd_data.current_td[ep_id].xferred_total = 0;</div>
|
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<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  dcd_data.current_td[ep_id].queued_bytes_in_buff[0] = 0;</div>
|
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<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  dcd_data.current_td[ep_id].queued_bytes_in_buff[1] = 0;</div>
|
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<div class="line"><a name="l00517"></a><span class="lineno"> 517</span> </div>
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<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  LPC_USB->EPINUSE = <a class="code" href="group___group___binary.html#ga4e873fd0547831dbe369afab3ac34aac">BIT_CLR_</a>(LPC_USB->EPINUSE , ep_id); <span class="comment">// force HW to use buffer0</span></div>
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<div class="line"><a name="l00519"></a><span class="lineno"> 519</span> </div>
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<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  <span class="comment">// need to queue buffer1 first, as activate buffer0 can causes controller does transferring immediately</span></div>
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<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="comment">// while buffer1 is not ready yet</span></div>
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<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  <span class="keywordflow">if</span> ( total_bytes > DCD_11U_13U_MAX_BYTE_PER_TD)</div>
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<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  {</div>
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<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  queue_xfer_to_buffer(ep_id, 1, buff_addr_offset+1, total_bytes - DCD_11U_13U_MAX_BYTE_PER_TD);</div>
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<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  }</div>
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<div class="line"><a name="l00526"></a><span class="lineno"> 526</span> </div>
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<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  queue_xfer_to_buffer(ep_id, 0, buff_addr_offset, total_bytes);</div>
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<div class="line"><a name="l00528"></a><span class="lineno"> 528</span> }</div>
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<div class="line"><a name="l00529"></a><span class="lineno"> 529</span> </div>
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<div class="line"><a name="l00530"></a><span class="lineno"> 530</span> <span class="keyword">static</span> <span class="keywordtype">void</span> queue_xfer_in_next_td(uint8_t ep_id)</div>
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<div class="line"><a name="l00531"></a><span class="lineno"> 531</span> {</div>
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<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  dcd_data.current_ioc |= ( dcd_data.next_ioc & <a class="code" href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a>(ep_id) ); <span class="comment">// copy next IOC to current IOC</span></div>
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<div class="line"><a name="l00533"></a><span class="lineno"> 533</span> </div>
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<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  pipe_queue_xfer(ep_id, dcd_data.next_td[ep_id].buff_addr_offset, dcd_data.next_td[ep_id].total_bytes);</div>
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<div class="line"><a name="l00535"></a><span class="lineno"> 535</span> </div>
|
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<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  dcd_data.next_td[ep_id].total_bytes = 0; <span class="comment">// clear this field as it is used to indicate whehther next TD available</span></div>
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<div class="line"><a name="l00537"></a><span class="lineno"> 537</span> }</div>
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<div class="line"><a name="l00538"></a><span class="lineno"> 538</span> </div>
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<div class="line"><a name="l00539"></a><span class="lineno"> 539</span> <a class="code" href="group___group___error.html#ga225612897c510054ef4026586562f716">tusb_error_t</a> dcd_pipe_queue_xfer(<a class="code" href="structendpoint__handle__t.html">endpoint_handle_t</a> edpt_hdl, uint8_t * buffer, uint16_t total_bytes)</div>
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|
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span> {</div>
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|
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  ASSERT( !dcd_pipe_is_busy(edpt_hdl), TUSB_ERROR_INTERFACE_IS_BUSY); <span class="comment">// endpoint must not in transferring</span></div>
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|
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span> </div>
|
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<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  dcd_data.current_ioc = <a class="code" href="group___group___binary.html#ga4e873fd0547831dbe369afab3ac34aac">BIT_CLR_</a>(dcd_data.current_ioc, edpt_hdl.index);</div>
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<div class="line"><a name="l00544"></a><span class="lineno"> 544</span> </div>
|
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<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  pipe_queue_xfer(edpt_hdl.index, addr_offset(buffer), total_bytes);</div>
|
|
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span> </div>
|
|
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <span class="keywordflow">return</span> TUSB_ERROR_NONE;</div>
|
|
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span> }</div>
|
|
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span> </div>
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<div class="line"><a name="l00550"></a><span class="lineno"> 550</span> <a class="code" href="group___group___error.html#ga225612897c510054ef4026586562f716">tusb_error_t</a> dcd_pipe_xfer(<a class="code" href="structendpoint__handle__t.html">endpoint_handle_t</a> edpt_hdl, uint8_t* buffer, uint16_t total_bytes, <span class="keywordtype">bool</span> int_on_complete)</div>
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<div class="line"><a name="l00551"></a><span class="lineno"> 551</span> {</div>
|
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<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  <span class="keywordflow">if</span>( dcd_pipe_is_busy(edpt_hdl) || dcd_pipe_is_stalled(edpt_hdl) )</div>
|
|
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  { <span class="comment">// save this transfer data to next td if pipe is busy or already been stalled</span></div>
|
|
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  dcd_data.next_td[edpt_hdl.index].buff_addr_offset = addr_offset(buffer);</div>
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<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  dcd_data.next_td[edpt_hdl.index].total_bytes = total_bytes;</div>
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<div class="line"><a name="l00556"></a><span class="lineno"> 556</span> </div>
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<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  dcd_data.next_ioc = int_on_complete ? <a class="code" href="group___group___binary.html#ga52f110ca62427cecb50c01c08204d8ac">BIT_SET_</a>(dcd_data.next_ioc, edpt_hdl.index) : <a class="code" href="group___group___binary.html#ga4e873fd0547831dbe369afab3ac34aac">BIT_CLR_</a>(dcd_data.next_ioc, edpt_hdl.index);</div>
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<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  }<span class="keywordflow">else</span></div>
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<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  {</div>
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<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  dcd_data.current_ioc = int_on_complete ? <a class="code" href="group___group___binary.html#ga52f110ca62427cecb50c01c08204d8ac">BIT_SET_</a>(dcd_data.current_ioc, edpt_hdl.index) : <a class="code" href="group___group___binary.html#ga4e873fd0547831dbe369afab3ac34aac">BIT_CLR_</a>(dcd_data.current_ioc, edpt_hdl.index);</div>
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<div class="line"><a name="l00561"></a><span class="lineno"> 561</span> </div>
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<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  pipe_queue_xfer(edpt_hdl.index, addr_offset(buffer), total_bytes);</div>
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<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  }</div>
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<div class="line"><a name="l00564"></a><span class="lineno"> 564</span> </div>
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<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <span class="keywordflow">return</span> TUSB_ERROR_NONE;</div>
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<div class="line"><a name="l00566"></a><span class="lineno"> 566</span> }</div>
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<div class="line"><a name="l00567"></a><span class="lineno"> 567</span> </div>
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<div class="line"><a name="l00568"></a><span class="lineno"> 568</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00569"></a><span class="lineno"> 569</span> <span class="preprocessor"></span></div>
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<div class="ttc" id="osal_8h_html"><div class="ttname"><a href="osal_8h.html">osal.h</a></div></div>
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<div class="ttc" id="timeout__timer_8h_html"><div class="ttname"><a href="timeout__timer_8h.html">timeout_timer.h</a></div></div>
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<div class="ttc" id="group___group___binary_html_gaa67325f45e71a327f9e4dbb8455f64ee"><div class="ttname"><a href="group___group___binary.html#gaa67325f45e71a327f9e4dbb8455f64ee">BIT_</a></div><div class="ttdeci">#define BIT_(n)</div><div class="ttdoc">n-th Bit </div><div class="ttdef"><b>Definition:</b> <a href="binary_8h_source.html#l00054">binary.h:54</a></div></div>
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<div class="ttc" id="structtusb__control__request__t_html"><div class="ttname"><a href="structtusb__control__request__t.html">tusb_control_request_t</a></div><div class="ttdef"><b>Definition:</b> <a href="std__request_8h_source.html#l00049">std_request.h:49</a></div></div>
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<div class="ttc" id="hal_8h_html"><div class="ttname"><a href="hal_8h.html">hal.h</a></div></div>
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<div class="ttc" id="group___group___binary_html_ga4b95f183978653490c15f71b3028ad0b"><div class="ttname"><a href="group___group___binary.html#ga4b95f183978653490c15f71b3028ad0b">BIT_TEST_</a></div><div class="ttdeci">#define BIT_TEST_(x, n)</div><div class="ttdoc">check if n-th bit of x is 1 </div><div class="ttdef"><b>Definition:</b> <a href="binary_8h_source.html#l00057">binary.h:57</a></div></div>
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<div class="ttc" id="group___group___binary_html_ga4e873fd0547831dbe369afab3ac34aac"><div class="ttname"><a href="group___group___binary.html#ga4e873fd0547831dbe369afab3ac34aac">BIT_CLR_</a></div><div class="ttdeci">#define BIT_CLR_(x, n)</div><div class="ttdoc">clear n-th bit of x </div><div class="ttdef"><b>Definition:</b> <a href="binary_8h_source.html#l00056">binary.h:56</a></div></div>
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<div class="ttc" id="group___group___binary_html_ga52f110ca62427cecb50c01c08204d8ac"><div class="ttname"><a href="group___group___binary.html#ga52f110ca62427cecb50c01c08204d8ac">BIT_SET_</a></div><div class="ttdeci">#define BIT_SET_(x, n)</div><div class="ttdoc">set n-th bit of x to 1 </div><div class="ttdef"><b>Definition:</b> <a href="binary_8h_source.html#l00055">binary.h:55</a></div></div>
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<div class="ttc" id="structtusb__descriptor__endpoint__t_html_a0d80d36c01bf6552c8bf985e936cd23a"><div class="ttname"><a href="structtusb__descriptor__endpoint__t.html#a0d80d36c01bf6552c8bf985e936cd23a">tusb_descriptor_endpoint_t::bmAttributes</a></div><div class="ttdeci">struct tusb_descriptor_endpoint_t::@8 bmAttributes</div><div class="ttdoc">This field describes the endpoint's attributes when it is configured using the bConfigurationValue. Bits 1..0: Transfer Type - 00 = Control - 01 = Isochronous - 10 = Bulk - 11 = Interrupt If not an isochronous endpoint, bits 5..2 are reserved and must be set to zero. If isochronous, they are defined as follows: Bits 3..2: Synchronization Type - 00 = No Synchronization - 01 = Asynchronous - 10 = Adaptive - 11 = Synchronous Bits 5..4: Usage Type - 00 = Data endpoint - 01 = Feedback endpoint - 10 = Implicit feedback Data endpoint - 11 = Reserved Refer to Chapter 5 of USB 2.0 specification for more information. All other bits are reserved and must be reset to zero. Reserved bits must be ignored by the host. </div></div>
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<div class="ttc" id="group__group__configuration_html_ga977f8e429c64d2ea49ea42b5dac8a88c"><div class="ttname"><a href="group__group__configuration.html#ga977f8e429c64d2ea49ea42b5dac8a88c">TUSB_CFG_ATTR_USBRAM</a></div><div class="ttdeci">#define TUSB_CFG_ATTR_USBRAM</div><div class="ttdef"><b>Definition:</b> <a href="configuration_8txt_source.html#l00019">configuration.txt:19</a></div></div>
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<div class="ttc" id="structtusb__descriptor__endpoint__t_html"><div class="ttname"><a href="structtusb__descriptor__endpoint__t.html">tusb_descriptor_endpoint_t</a></div><div class="ttdoc">USB Standard Endpoint Descriptor (section 9.6.1 table 9-13) </div><div class="ttdef"><b>Definition:</b> <a href="std__descriptors_8h_source.html#l00104">std_descriptors.h:104</a></div></div>
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<div class="ttc" id="usbd__dcd_8h_html"><div class="ttname"><a href="usbd__dcd_8h.html">usbd_dcd.h</a></div></div>
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<div class="ttc" id="group__group__mcu_html_ga02313cadf1ec4d9545e3efb3fe0ccb8c"><div class="ttname"><a href="group__group__mcu.html#ga02313cadf1ec4d9545e3efb3fe0ccb8c">MCU_LPC11UXX</a></div><div class="ttdeci">#define MCU_LPC11UXX</div><div class="ttdoc">NXP LPC11Uxx family. </div><div class="ttdef"><b>Definition:</b> <a href="tusb__option_8h_source.html#l00051">tusb_option.h:51</a></div></div>
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<div class="ttc" id="structendpoint__handle__t_html"><div class="ttname"><a href="structendpoint__handle__t.html">endpoint_handle_t</a></div><div class="ttdef"><b>Definition:</b> <a href="dcd_8h_source.html#l00052">dcd.h:52</a></div></div>
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<div class="ttc" id="tusb__option_8h_html"><div class="ttname"><a href="tusb__option_8h.html">tusb_option.h</a></div></div>
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<div class="ttc" id="group___group___error_html_ga225612897c510054ef4026586562f716"><div class="ttname"><a href="group___group___error.html#ga225612897c510054ef4026586562f716">tusb_error_t</a></div><div class="ttdeci">tusb_error_t</div><div class="ttdoc">Error Code returned. </div><div class="ttdef"><b>Definition:</b> <a href="tusb__errors_8h_source.html#l00097">tusb_errors.h:97</a></div></div>
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<div class="ttc" id="group__group__configuration_html_ga78e20d9920eacaa514c16d19638dcb06"><div class="ttname"><a href="group__group__configuration.html#ga78e20d9920eacaa514c16d19638dcb06">TUSB_CFG_MCU</a></div><div class="ttdeci">#define TUSB_CFG_MCU</div><div class="ttdoc">Select one of the supported MCU, the value must be from Supported MCU. </div><div class="ttdef"><b>Definition:</b> <a href="configuration_8txt_source.html#l00021">configuration.txt:21</a></div></div>
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<div class="ttc" id="group___group___variable_attr_html_ga2438155e62fe9b0185e856ade620cd5d"><div class="ttname"><a href="group___group___variable_attr.html#ga2438155e62fe9b0185e856ade620cd5d">ATTR_ALIGNED</a></div><div class="ttdeci">#define ATTR_ALIGNED(Bytes)</div><div class="ttdoc">This attribute specifies a minimum alignment for the variable or structure field, measured in bytes...</div><div class="ttdef"><b>Definition:</b> <a href="compiler__gcc_8h_source.html#l00072">compiler_gcc.h:72</a></div></div>
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<div class="ttc" id="dcd_8h_html"><div class="ttname"><a href="dcd_8h.html">dcd.h</a></div></div>
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<div class="ttc" id="common_8h_html"><div class="ttname"><a href="common_8h.html">common.h</a></div></div>
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<div class="ttc" id="group___group___func_attr_html_ga18a61fcb06b815274b12b7f626993ac6"><div class="ttname"><a href="group___group___func_attr.html#ga18a61fcb06b815274b12b7f626993ac6">ATTR_ALWAYS_INLINE</a></div><div class="ttdeci">#define ATTR_ALWAYS_INLINE</div><div class="ttdoc">Generally, functions are not inlined unless optimization is specified. For functions declared inline...</div><div class="ttdef"><b>Definition:</b> <a href="compiler__gcc_8h_source.html#l00089">compiler_gcc.h:89</a></div></div>
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<div class="ttc" id="group___group___func_attr_html_gaa3a9548137fc3ca0ad1367d204891bd9"><div class="ttname"><a href="group___group___func_attr.html#gaa3a9548137fc3ca0ad1367d204891bd9">ATTR_CONST</a></div><div class="ttdeci">#define ATTR_CONST</div><div class="ttdoc">Many functions do not examine any values except their arguments, and have no effects except the retur...</div><div class="ttdef"><b>Definition:</b> <a href="compiler__gcc_8h_source.html#l00100">compiler_gcc.h:100</a></div></div>
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<div class="ttc" id="structtusb__descriptor__endpoint__t_html_aaba88b24a21a6c70c895c0d55f4a69a0"><div class="ttname"><a href="structtusb__descriptor__endpoint__t.html#aaba88b24a21a6c70c895c0d55f4a69a0">tusb_descriptor_endpoint_t::size</a></div><div class="ttdeci">uint16_t size</div><div class="ttdoc">Maximum packet size this endpoint is capable of sending or receiving when this configuration is selec...</div><div class="ttdef"><b>Definition:</b> <a href="std__descriptors_8h_source.html#l00118">std_descriptors.h:118</a></div></div>
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<div class="ttc" id="structtusb__descriptor__endpoint__t_html_a527afb0f25cdd442d8d32c7df8e18c45"><div class="ttname"><a href="structtusb__descriptor__endpoint__t.html#a527afb0f25cdd442d8d32c7df8e18c45">tusb_descriptor_endpoint_t::bEndpointAddress</a></div><div class="ttdeci">uint8_t bEndpointAddress</div><div class="ttdoc">The address of the endpoint on the USB device described by this descriptor. The address is encoded as...</div><div class="ttdef"><b>Definition:</b> <a href="std__descriptors_8h_source.html#l00108">std_descriptors.h:108</a></div></div>
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