71 lines
2.2 KiB
C
71 lines
2.2 KiB
C
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/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 1992-1997,2000-2003 Silicon Graphics, Inc. All Rights Reserved.
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*/
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#ifndef _ASM_IA64_SN_XTALK_XWIDGET_H
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#define _ASM_IA64_SN_XTALK_XWIDGET_H
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/* WIDGET_ID */
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#define WIDGET_REV_NUM 0xf0000000
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#define WIDGET_PART_NUM 0x0ffff000
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#define WIDGET_MFG_NUM 0x00000ffe
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#define WIDGET_REV_NUM_SHFT 28
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#define WIDGET_PART_NUM_SHFT 12
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#define WIDGET_MFG_NUM_SHFT 1
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#define XWIDGET_PART_NUM(widgetid) (((widgetid) & WIDGET_PART_NUM) >> WIDGET_PART_NUM_SHFT)
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#define XWIDGET_REV_NUM(widgetid) (((widgetid) & WIDGET_REV_NUM) >> WIDGET_REV_NUM_SHFT)
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#define XWIDGET_MFG_NUM(widgetid) (((widgetid) & WIDGET_MFG_NUM) >> WIDGET_MFG_NUM_SHFT)
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#define XWIDGET_PART_REV_NUM(widgetid) ((XWIDGET_PART_NUM(widgetid) << 4) | \
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XWIDGET_REV_NUM(widgetid))
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#define XWIDGET_PART_REV_NUM_REV(partrev) (partrev & 0xf)
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/* widget configuration registers */
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struct widget_cfg{
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u32 w_id; /* 0x04 */
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u32 w_pad_0; /* 0x00 */
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u32 w_status; /* 0x0c */
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u32 w_pad_1; /* 0x08 */
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u32 w_err_upper_addr; /* 0x14 */
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u32 w_pad_2; /* 0x10 */
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u32 w_err_lower_addr; /* 0x1c */
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u32 w_pad_3; /* 0x18 */
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u32 w_control; /* 0x24 */
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u32 w_pad_4; /* 0x20 */
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u32 w_req_timeout; /* 0x2c */
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u32 w_pad_5; /* 0x28 */
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u32 w_intdest_upper_addr; /* 0x34 */
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u32 w_pad_6; /* 0x30 */
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u32 w_intdest_lower_addr; /* 0x3c */
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u32 w_pad_7; /* 0x38 */
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u32 w_err_cmd_word; /* 0x44 */
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u32 w_pad_8; /* 0x40 */
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u32 w_llp_cfg; /* 0x4c */
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u32 w_pad_9; /* 0x48 */
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u32 w_tflush; /* 0x54 */
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u32 w_pad_10; /* 0x50 */
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};
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/*
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* Crosstalk Widget Hardware Identification, as defined in the Crosstalk spec.
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*/
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struct xwidget_hwid{
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int mfg_num;
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int rev_num;
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int part_num;
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};
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struct xwidget_info{
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struct xwidget_hwid xwi_hwid; /* Widget Identification */
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char xwi_masterxid; /* Hub's Widget Port Number */
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void *xwi_hubinfo; /* Hub's provider private info */
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u64 *xwi_hub_provider; /* prom provider functions */
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void *xwi_vertex;
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};
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#endif /* _ASM_IA64_SN_XTALK_XWIDGET_H */
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