cregit-Linux how code gets into the kernel

Release 4.14 arch/ia64/sn/include/xtalk/xwidgetdev.h

/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 1992-1997,2000-2003 Silicon Graphics, Inc. All Rights Reserved.
 */
#ifndef _ASM_IA64_SN_XTALK_XWIDGET_H

#define _ASM_IA64_SN_XTALK_XWIDGET_H

/* WIDGET_ID */

#define WIDGET_REV_NUM                  0xf0000000

#define WIDGET_PART_NUM                 0x0ffff000

#define WIDGET_MFG_NUM                  0x00000ffe

#define WIDGET_REV_NUM_SHFT             28

#define WIDGET_PART_NUM_SHFT            12

#define WIDGET_MFG_NUM_SHFT             1


#define XWIDGET_PART_NUM(widgetid) (((widgetid) & WIDGET_PART_NUM) >> WIDGET_PART_NUM_SHFT)

#define XWIDGET_REV_NUM(widgetid) (((widgetid) & WIDGET_REV_NUM) >> WIDGET_REV_NUM_SHFT)

#define XWIDGET_MFG_NUM(widgetid) (((widgetid) & WIDGET_MFG_NUM) >> WIDGET_MFG_NUM_SHFT)

#define XWIDGET_PART_REV_NUM(widgetid) ((XWIDGET_PART_NUM(widgetid) << 4) | \
                                        XWIDGET_REV_NUM(widgetid))

#define XWIDGET_PART_REV_NUM_REV(partrev) (partrev & 0xf)

/* widget configuration registers */

struct widget_cfg{
	
u32	w_id;	/* 0x04 */
	
u32	w_pad_0;	/* 0x00 */
	
u32	w_status;	/* 0x0c */
	
u32	w_pad_1;	/* 0x08 */
	
u32	w_err_upper_addr;	/* 0x14 */
	
u32	w_pad_2;	/* 0x10 */
	
u32	w_err_lower_addr;	/* 0x1c */
	
u32	w_pad_3;	/* 0x18 */
	
u32	w_control;	/* 0x24 */
	
u32	w_pad_4;	/* 0x20 */
	
u32	w_req_timeout;	/* 0x2c */
	
u32	w_pad_5;	/* 0x28 */
	
u32	w_intdest_upper_addr;	/* 0x34 */
	
u32	w_pad_6;	/* 0x30 */
	
u32	w_intdest_lower_addr;	/* 0x3c */
	
u32	w_pad_7;	/* 0x38 */
	
u32	w_err_cmd_word;	/* 0x44 */
	
u32	w_pad_8;	/* 0x40 */
	
u32	w_llp_cfg;	/* 0x4c */
	
u32	w_pad_9;	/* 0x48 */
	
u32	w_tflush;	/* 0x54 */
	
u32	w_pad_10;	/* 0x50 */
};

/*
 * Crosstalk Widget Hardware Identification, as defined in the Crosstalk spec.
 */

struct xwidget_hwid{
	
int		mfg_num;
	
int		rev_num;
	
int		part_num;
};


struct xwidget_info{

	
struct xwidget_hwid	xwi_hwid;	/* Widget Identification */
	
char			xwi_masterxid;	/* Hub's Widget Port Number */
	
void			*xwi_hubinfo;     /* Hub's provider private info */
	
u64			*xwi_hub_provider; /* prom provider functions */
	
void			*xwi_vertex;
};

#endif                          /* _ASM_IA64_SN_XTALK_XWIDGET_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
Patrick Gefre18488.89%150.00%
Prarit Bhargava2311.11%150.00%
Total207100.00%2100.00%
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