Should the type of deviceOutputUsesInterrupts in console_fns struct be changed ?

Sebastian Huber sebastian.huber at embedded-brains.de
Wed Jul 30 08:09:10 UTC 2014


On 07/30/2014 03:27 AM, Tom wrote:
> c/src/libchip/serial/serial.h
>   
>   
> typedef struct _console_fns {
>    bool    (*deviceProbe)(int minor);
>    int     (*deviceFirstOpen)(int major, int minor, void *arg);
>    int     (*deviceLastClose)(int major, int minor, void *arg);
>    int     (*deviceRead)(int minor);
>    ssize_t (*deviceWrite)(int minor, const char *buf, size_t len);
>    void    (*deviceInitialize)(int minor);
>    void    (*deviceWritePolled)(int minor, char cChar);
>    int     (*deviceSetAttributes)(int minor, const struct termios *t);
>    bool      deviceOutputUsesInterrupts;
> } console_fns;
>
>   
> Now three modes are supported in  console :  poll, interrupt, task
>   
> So,   should the type of deviceOutputUsesInterrupts in console_fns struct be changed ?

This libchip serial stuff needs a thorough rewrite for the new Termios 
low-level driver interface.  All this can be greatly simplified.

http://rtems.org/onlinedocs/doc-current/share/rtems/html/bsp_howto/Console-Driver-Basics.html#Console-Driver-Basics

-- 
Sebastian Huber, embedded brains GmbH

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