forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
279 lines
7.5 KiB
279 lines
7.5 KiB
/* |
|
* 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. |
|
* |
|
* xwidget.h - generic crosstalk widget header file, derived from IRIX |
|
* <sys/xtalk/xtalkwidget.h>, revision 1.32. |
|
* |
|
* Copyright (C) 1996, 1999 Silcon Graphics, Inc. |
|
* Copyright (C) 1999 Ralf Baechle ([email protected]) |
|
*/ |
|
#ifndef _ASM_XTALK_XWIDGET_H |
|
#define _ASM_XTALK_XWIDGET_H |
|
|
|
#include <linux/types.h> |
|
#include <asm/xtalk/xtalk.h> |
|
|
|
#define WIDGET_ID 0x04 |
|
#define WIDGET_STATUS 0x0c |
|
#define WIDGET_ERR_UPPER_ADDR 0x14 |
|
#define WIDGET_ERR_LOWER_ADDR 0x1c |
|
#define WIDGET_CONTROL 0x24 |
|
#define WIDGET_REQ_TIMEOUT 0x2c |
|
#define WIDGET_INTDEST_UPPER_ADDR 0x34 |
|
#define WIDGET_INTDEST_LOWER_ADDR 0x3c |
|
#define WIDGET_ERR_CMD_WORD 0x44 |
|
#define WIDGET_LLP_CFG 0x4c |
|
#define WIDGET_TFLUSH 0x54 |
|
|
|
/* 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) |
|
|
|
/* WIDGET_STATUS */ |
|
#define WIDGET_LLP_REC_CNT 0xff000000 |
|
#define WIDGET_LLP_TX_CNT 0x00ff0000 |
|
#define WIDGET_PENDING 0x0000001f |
|
|
|
/* WIDGET_ERR_UPPER_ADDR */ |
|
#define WIDGET_ERR_UPPER_ADDR_ONLY 0x0000ffff |
|
|
|
/* WIDGET_CONTROL */ |
|
#define WIDGET_F_BAD_PKT 0x00010000 |
|
#define WIDGET_LLP_XBAR_CRD 0x0000f000 |
|
#define WIDGET_LLP_XBAR_CRD_SHFT 12 |
|
#define WIDGET_CLR_RLLP_CNT 0x00000800 |
|
#define WIDGET_CLR_TLLP_CNT 0x00000400 |
|
#define WIDGET_SYS_END 0x00000200 |
|
#define WIDGET_MAX_TRANS 0x000001f0 |
|
#define WIDGET_WIDGET_ID 0x0000000f |
|
|
|
/* WIDGET_INTDEST_UPPER_ADDR */ |
|
#define WIDGET_INT_VECTOR 0xff000000 |
|
#define WIDGET_INT_VECTOR_SHFT 24 |
|
#define WIDGET_TARGET_ID 0x000f0000 |
|
#define WIDGET_TARGET_ID_SHFT 16 |
|
#define WIDGET_UPP_ADDR 0x0000ffff |
|
|
|
/* WIDGET_ERR_CMD_WORD */ |
|
#define WIDGET_DIDN 0xf0000000 |
|
#define WIDGET_SIDN 0x0f000000 |
|
#define WIDGET_PACTYP 0x00f00000 |
|
#define WIDGET_TNUM 0x000f8000 |
|
#define WIDGET_COHERENT 0x00004000 |
|
#define WIDGET_DS 0x00003000 |
|
#define WIDGET_GBR 0x00000800 |
|
#define WIDGET_VBPM 0x00000400 |
|
#define WIDGET_ERROR 0x00000200 |
|
#define WIDGET_BARRIER 0x00000100 |
|
|
|
/* WIDGET_LLP_CFG */ |
|
#define WIDGET_LLP_MAXRETRY 0x03ff0000 |
|
#define WIDGET_LLP_MAXRETRY_SHFT 16 |
|
#define WIDGET_LLP_NULLTIMEOUT 0x0000fc00 |
|
#define WIDGET_LLP_NULLTIMEOUT_SHFT 10 |
|
#define WIDGET_LLP_MAXBURST 0x000003ff |
|
#define WIDGET_LLP_MAXBURST_SHFT 0 |
|
|
|
/* Xtalk Widget Device Mfgr Nums */ |
|
#define WIDGET_XBOW_MFGR_NUM 0x0 /* IP30 XBow Chip */ |
|
#define WIDGET_XXBOW_MFGR_NUM 0x0 /* IP35 Xbow + XBridge Chip */ |
|
#define WIDGET_ODYS_MFGR_NUM 0x023 /* Odyssey / VPro GFX */ |
|
#define WIDGET_TPU_MFGR_NUM 0x024 /* Tensor Processor Unit */ |
|
#define WIDGET_XBRDG_MFGR_NUM 0x024 /* IP35 XBridge Chip */ |
|
#define WIDGET_HEART_MFGR_NUM 0x036 /* IP30 HEART Chip */ |
|
#define WIDGET_BRIDG_MFGR_NUM 0x036 /* PCI Bridge */ |
|
#define WIDGET_HUB_MFGR_NUM 0x036 /* IP27 Hub Chip */ |
|
#define WIDGET_BDRCK_MFGR_NUM 0x036 /* IP35 Bedrock Chip */ |
|
#define WIDGET_IMPCT_MFGR_NUM 0x2aa /* HQ4 / Impact GFX */ |
|
#define WIDGET_KONA_MFGR_NUM 0x2aa /* InfiniteReality3 / Kona GFX */ |
|
#define WIDGET_NULL_MFGR_NUM -1 /* NULL */ |
|
|
|
/* Xtalk Widget Device Part Nums */ |
|
#define WIDGET_XBOW_PART_NUM 0x0000 |
|
#define WIDGET_HEART_PART_NUM 0xc001 |
|
#define WIDGET_BRIDG_PART_NUM 0xc002 |
|
#define WIDGET_IMPCT_PART_NUM 0xc003 |
|
#define WIDGET_ODYS_PART_NUM 0xc013 |
|
#define WIDGET_HUB_PART_NUM 0xc101 |
|
#define WIDGET_KONA_PART_NUM 0xc102 |
|
#define WIDGET_BDRCK_PART_NUM 0xc110 |
|
#define WIDGET_TPU_PART_NUM 0xc202 |
|
#define WIDGET_XXBOW_PART_NUM 0xd000 |
|
#define WIDGET_XBRDG_PART_NUM 0xd002 |
|
#define WIDGET_NULL_PART_NUM -1 |
|
|
|
/* For Xtalk Widget identification */ |
|
struct widget_ident { |
|
u32 mfgr; |
|
u32 part; |
|
char *name; |
|
char *revs[16]; |
|
}; |
|
|
|
/* Known Xtalk Widgets */ |
|
static const struct widget_ident __initconst widget_idents[] = { |
|
{ |
|
WIDGET_XBOW_MFGR_NUM, |
|
WIDGET_XBOW_PART_NUM, |
|
"xbow", |
|
{NULL, "1.0", "1.1", "1.2", "1.3", "2.0", NULL}, |
|
}, |
|
{ |
|
WIDGET_HEART_MFGR_NUM, |
|
WIDGET_HEART_PART_NUM, |
|
"heart", |
|
{NULL, "A", "B", "C", "D", "E", "F", NULL}, |
|
}, |
|
{ |
|
WIDGET_BRIDG_MFGR_NUM, |
|
WIDGET_BRIDG_PART_NUM, |
|
"bridge", |
|
{NULL, "A", "B", "C", "D", NULL}, |
|
}, |
|
{ |
|
WIDGET_IMPCT_MFGR_NUM, |
|
WIDGET_IMPCT_PART_NUM, |
|
"impact", |
|
{NULL, "A", "B", NULL}, |
|
}, |
|
{ |
|
WIDGET_ODYS_MFGR_NUM, |
|
WIDGET_ODYS_PART_NUM, |
|
"odyssey", |
|
{NULL, "A", "B", NULL}, |
|
}, |
|
{ |
|
WIDGET_HUB_MFGR_NUM, |
|
WIDGET_HUB_PART_NUM, |
|
"hub", |
|
{NULL, "1.0", "2.0", "2.1", "2.2", "2.3", "2.4", NULL}, |
|
}, |
|
{ |
|
WIDGET_KONA_MFGR_NUM, |
|
WIDGET_KONA_PART_NUM, |
|
"kona", |
|
{NULL}, |
|
}, |
|
{ |
|
WIDGET_BDRCK_MFGR_NUM, |
|
WIDGET_BDRCK_PART_NUM, |
|
"bedrock", |
|
{NULL, "1.0", "1.1", NULL}, |
|
}, |
|
{ |
|
WIDGET_TPU_MFGR_NUM, |
|
WIDGET_TPU_PART_NUM, |
|
"tpu", |
|
{"0", NULL}, |
|
}, |
|
{ |
|
WIDGET_XXBOW_MFGR_NUM, |
|
WIDGET_XXBOW_PART_NUM, |
|
"xxbow", |
|
{NULL, "1.0", "2.0", NULL}, |
|
}, |
|
{ |
|
WIDGET_XBRDG_MFGR_NUM, |
|
WIDGET_XBRDG_PART_NUM, |
|
"xbridge", |
|
{NULL, "A", "B", NULL}, |
|
}, |
|
{ |
|
WIDGET_NULL_MFGR_NUM, |
|
WIDGET_NULL_PART_NUM, |
|
NULL, |
|
{NULL}, |
|
} |
|
}; |
|
|
|
/* |
|
* according to the crosstalk spec, only 32-bits access to the widget |
|
* configuration registers is allowed. some widgets may allow 64-bits |
|
* access but software should not depend on it. registers beyond the |
|
* widget target flush register are widget dependent thus will not be |
|
* defined here |
|
*/ |
|
#ifndef __ASSEMBLY__ |
|
typedef u32 widgetreg_t; |
|
|
|
/* widget configuration registers */ |
|
typedef volatile struct widget_cfg { |
|
widgetreg_t w_pad_0; /* 0x00 */ |
|
widgetreg_t w_id; /* 0x04 */ |
|
widgetreg_t w_pad_1; /* 0x08 */ |
|
widgetreg_t w_status; /* 0x0c */ |
|
widgetreg_t w_pad_2; /* 0x10 */ |
|
widgetreg_t w_err_upper_addr; /* 0x14 */ |
|
widgetreg_t w_pad_3; /* 0x18 */ |
|
widgetreg_t w_err_lower_addr; /* 0x1c */ |
|
widgetreg_t w_pad_4; /* 0x20 */ |
|
widgetreg_t w_control; /* 0x24 */ |
|
widgetreg_t w_pad_5; /* 0x28 */ |
|
widgetreg_t w_req_timeout; /* 0x2c */ |
|
widgetreg_t w_pad_6; /* 0x30 */ |
|
widgetreg_t w_intdest_upper_addr; /* 0x34 */ |
|
widgetreg_t w_pad_7; /* 0x38 */ |
|
widgetreg_t w_intdest_lower_addr; /* 0x3c */ |
|
widgetreg_t w_pad_8; /* 0x40 */ |
|
widgetreg_t w_err_cmd_word; /* 0x44 */ |
|
widgetreg_t w_pad_9; /* 0x48 */ |
|
widgetreg_t w_llp_cfg; /* 0x4c */ |
|
widgetreg_t w_pad_10; /* 0x50 */ |
|
widgetreg_t w_tflush; /* 0x54 */ |
|
} widget_cfg_t; |
|
|
|
typedef struct { |
|
unsigned didn:4; |
|
unsigned sidn:4; |
|
unsigned pactyp:4; |
|
unsigned tnum:5; |
|
unsigned ct:1; |
|
unsigned ds:2; |
|
unsigned gbr:1; |
|
unsigned vbpm:1; |
|
unsigned error:1; |
|
unsigned bo:1; |
|
unsigned other:8; |
|
} w_err_cmd_word_f; |
|
|
|
typedef union { |
|
widgetreg_t r; |
|
w_err_cmd_word_f f; |
|
} w_err_cmd_word_u; |
|
|
|
typedef struct xwidget_info_s *xwidget_info_t; |
|
|
|
/* |
|
* Crosstalk Widget Hardware Identification, as defined in the Crosstalk spec. |
|
*/ |
|
typedef struct xwidget_hwid_s { |
|
xwidget_part_num_t part_num; |
|
xwidget_rev_num_t rev_num; |
|
xwidget_mfg_num_t mfg_num; |
|
} *xwidget_hwid_t; |
|
|
|
|
|
/* |
|
* Returns 1 if a driver that handles devices described by hwid1 is able |
|
* to manage a device with hardwareid hwid2. NOTE: We don't check rev |
|
* numbers at all. |
|
*/ |
|
#define XWIDGET_HARDWARE_ID_MATCH(hwid1, hwid2) \ |
|
(((hwid1)->part_num == (hwid2)->part_num) && \ |
|
(((hwid1)->mfg_num == XWIDGET_MFG_NUM_NONE) || \ |
|
((hwid2)->mfg_num == XWIDGET_MFG_NUM_NONE) || \ |
|
((hwid1)->mfg_num == (hwid2)->mfg_num))) |
|
|
|
#endif /* !__ASSEMBLY__ */ |
|
|
|
#endif /* _ASM_XTALK_XWIDGET_H */
|
|
|