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Diffstat (limited to 'arch/ia64/sn/include/xtalk/xwidgetdev.h')
| -rw-r--r-- | arch/ia64/sn/include/xtalk/xwidgetdev.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/arch/ia64/sn/include/xtalk/xwidgetdev.h b/arch/ia64/sn/include/xtalk/xwidgetdev.h new file mode 100644 index 0000000..c5f4bc5 --- /dev/null +++ b/arch/ia64/sn/include/xtalk/xwidgetdev.h @@ -0,0 +1,70 @@ +/* + * 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{ + uint32_t w_id; /* 0x04 */ + uint32_t w_pad_0; /* 0x00 */ + uint32_t w_status; /* 0x0c */ + uint32_t w_pad_1; /* 0x08 */ + uint32_t w_err_upper_addr; /* 0x14 */ + uint32_t w_pad_2; /* 0x10 */ + uint32_t w_err_lower_addr; /* 0x1c */ + uint32_t w_pad_3; /* 0x18 */ + uint32_t w_control; /* 0x24 */ + uint32_t w_pad_4; /* 0x20 */ + uint32_t w_req_timeout; /* 0x2c */ + uint32_t w_pad_5; /* 0x28 */ + uint32_t w_intdest_upper_addr; /* 0x34 */ + uint32_t w_pad_6; /* 0x30 */ + uint32_t w_intdest_lower_addr; /* 0x3c */ + uint32_t w_pad_7; /* 0x38 */ + uint32_t w_err_cmd_word; /* 0x44 */ + uint32_t w_pad_8; /* 0x40 */ + uint32_t w_llp_cfg; /* 0x4c */ + uint32_t w_pad_9; /* 0x48 */ + uint32_t w_tflush; /* 0x54 */ + uint32_t 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 */ + uint64_t *xwi_hub_provider; /* prom provider functions */ + void *xwi_vertex; +}; + +#endif /* _ASM_IA64_SN_XTALK_XWIDGET_H */ |
