Messages in this thread Patch in this message | | | From | james_p_freyensee@linux ... | Subject | [PATCH 05/10] PTI header file. | Date | Thu, 24 Feb 2011 10:06:59 -0800 |
| |
From: J Freyensee <james_p_freyensee@linux.intel.com>
This adds PTI header information for the PTI project.
Signed-off-by: J Freyensee <james_p_freyensee@linux.intel.com> --- include/linux/pti.h | 39 +++++++++++++++++++++++++++++++++++++++ 1 files changed, 39 insertions(+), 0 deletions(-) create mode 100644 include/linux/pti.h
diff --git a/include/linux/pti.h b/include/linux/pti.h new file mode 100644 index 0000000..94d05bc --- /dev/null +++ b/include/linux/pti.h @@ -0,0 +1,39 @@ +/* + * Copyright (C) Intel 2011 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + * + * The PTI (Parallel Trace Interface) driver directs trace data routed from + * various parts in the system out through the Intel Penwell PTI port and + * out of the mobile device for analysis with a debugging tool + * (Lauterbach, Fido). This is part of a solution for the MIPI P1149.7, + * compact JTAG, standard. + * + * This header file will allow other parts of the OS to use the + * interface to write out it's contents for debugging a mobile system. + */ + +#ifndef PTI_H_ +#define PTI_H_ + +/* basic structure used as a write address to the PTI HW */ +struct pti_masterchannel { + u8 master; + u8 channel; +}; + +/* the following functions are defined in misc/pti.c */ +void pti_writedata(struct pti_masterchannel *mc, u8 *buf, int count); +struct pti_masterchannel *pti_request_masterchannel(u8 type); +void pti_release_masterchannel(struct pti_masterchannel *mc); + +#endif /*PTI_H_*/ -- 1.7.2.3
| |