host_8h.tex

开源的usbport 的usb主机协议栈,本协议栈可以支持多种不同的usb控制芯片

\section{/home/bene/projects/sl811/usbstack/host/host.h File Reference}
\label{host_8h}\index{/home/bene/projects/sl811/usbstack/host/host.h@{/home/bene/projects/sl811/usbstack/host/host.h}}
{\tt \#include \char`\"{}../core/core.h\char`\"{}}\par
\subsection*{Functions}
\begin{CompactItemize}
\item 
void {\bf hcdi\_\-irq} ()
\item 
void {\bf hcdi\_\-init} ()
\item 
u8 {\bf hcdi\_\-enqueue} ({\bf usb\_\-transfer\_\-descriptor} $\ast$td)
\item 
u8 {\bf hcdi\_\-dequeue} ({\bf usb\_\-transfer\_\-descriptor} $\ast$td)
\end{CompactItemize}


\subsection{Function Documentation}
\index{host.h@{host.h}!hcdi_dequeue@{hcdi\_\-dequeue}}
\index{hcdi_dequeue@{hcdi\_\-dequeue}!host.h@{host.h}}
\subsubsection{\setlength{\rightskip}{0pt plus 5cm}u8 hcdi\_\-dequeue ({\bf usb\_\-transfer\_\-descriptor} $\ast$ {\em td})}\label{host_8h_2937060a6cc3d0d69f04ea1d33d24de1}


Remove an transfer descriptor from transfer queue. \index{host.h@{host.h}!hcdi_enqueue@{hcdi\_\-enqueue}}
\index{hcdi_enqueue@{hcdi\_\-enqueue}!host.h@{host.h}}
\subsubsection{\setlength{\rightskip}{0pt plus 5cm}u8 hcdi\_\-enqueue ({\bf usb\_\-transfer\_\-descriptor} $\ast$ {\em td})}\label{host_8h_156486d5382dea364107d54250a29795}


hcdi\_\-enqueue takes usb\_\-irp and split it into several usb packeges (SETUP,IN,OUT) In the usbstack they are transported with the usb\_\-transfer\_\-descriptor data structure. \index{host.h@{host.h}!hcdi_init@{hcdi\_\-init}}
\index{hcdi_init@{hcdi\_\-init}!host.h@{host.h}}
\subsubsection{\setlength{\rightskip}{0pt plus 5cm}void hcdi\_\-init ()}\label{host_8h_a5e728976c2dc39c8374ddbea42e9864}


Intial host controller and necessary software structures. \index{host.h@{host.h}!hcdi_irq@{hcdi\_\-irq}}
\index{hcdi_irq@{hcdi\_\-irq}!host.h@{host.h}}
\subsubsection{\setlength{\rightskip}{0pt plus 5cm}void hcdi\_\-irq ()}\label{host_8h_68ce1031b8a7a610ec829f164d6f33cd}


IRQ from host controller.