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examples/hidkbd now expects an architecture-specific USB HOST initialization function

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This commit is contained in:
Gregory Nutt 2013-11-29 14:26:13 -06:00
parent 36345c7234
commit 9f487677d2
2 changed files with 22 additions and 11 deletions
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4
ChangeLog.txt
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@ -737,3 +737,7 @@
character driver (2013-11-10). character driver (2013-11-10).
* apps/nshlib/nsh_mntcmds.c: Mount command updates from Ken Pettit * apps/nshlib/nsh_mntcmds.c: Mount command updates from Ken Pettit
(2013-11-17). (2013-11-17).
* examples/hidkbd/hidkbd_main.c: Now calls a function named
arch_usbhost_initialize() that must be provided by the platform-
specific code (2013-11-29).

29
examples/hidkbd/hidkbd_main.c
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@ -1,7 +1,7 @@
/**************************************************************************** /****************************************************************************
* examples/hidkbd/null_main.c * examples/hidkbd/hidkbd_main.c
* *
* Copyright (C) 2011 Gregory Nutt. All rights reserved. * Copyright (C) 2011, 2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org> * Author: Gregory Nutt <gnutt@nuttx.org>
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
@ -59,7 +59,7 @@
#endif #endif
/**************************************************************************** /****************************************************************************
* Definitions * Pre-processor Definitions
****************************************************************************/ ****************************************************************************/
/* Configuration ************************************************************/ /* Configuration ************************************************************/
@ -112,7 +112,17 @@ struct hidbkd_instream_s
* Private Data * Private Data
****************************************************************************/ ****************************************************************************/
static struct usbhost_connection_s *g_usbconn; static FAR struct usbhost_connection_s *g_usbconn;
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/* The platform-specific code must provide a wrapper called
* arch_usbhost_initialize() that will perform the actual USB host
* initialization.
*/
FAR struct usbhost_connection_s *arch_usbhost_initialize(void);
/**************************************************************************** /****************************************************************************
* Private Functions * Private Functions
@ -283,16 +293,13 @@ int hidkbd_main(int argc, char *argv[])
printf("hidkbd_main: Failed to register the KBD class\n"); printf("hidkbd_main: Failed to register the KBD class\n");
} }
/* Then get an instance of the USB host interface. /* Then get an instance of the USB host interface. The platform-specific
* * code must provide a wrapper called arch_usbhost_initialize() that will
* REVISIT: This logic needs to be modified. There must be a call-out to * perform the actual USB host initialization.
* platform specific logic to get the connection hangle. usbhost_initialize()
* is not longer common to all platforms and is no longer prototyped in
* include/nuttx/usb/usbhost.h.
*/ */
printf("hidkbd_main: Initialize USB host keyboard driver\n"); printf("hidkbd_main: Initialize USB host keyboard driver\n");
g_usbconn = usbhost_initialize(0); g_usbconn = arch_usbhost_initialize();
if (g_usbconn) if (g_usbconn)
{ {
/* Start a thread to handle device connection. */ /* Start a thread to handle device connection. */