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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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167
arch/mips/include/asm/xtalk/xwidget.h Normal file
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/*
* 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 (ralf@gnu.org)
*/
#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
/*
* 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 */