+++ /dev/null
-/***************************************************************************
- * Copyright (C) 2006 by Magnus Lundin *
- * lundin@mlu.mine.nu *
- * *
- * Copyright (C) 2008 by Spencer Oliver *
- * spen@spen-soft.co.uk *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
- ***************************************************************************/
-#ifndef CORTEX_SWJDP_H
-#define CORTEX_SWJDP_H
-
-#include "target.h"
-#include "register.h"
-#include "arm_jtag.h"
-
-#define SWJDP_IR_DPACC 0xA
-#define SWJDP_IR_APACC 0xB
-
-#define DPAP_WRITE 0
-#define DPAP_READ 1
-#define DP_ZERO 0
-#define DP_CTRL_STAT 0x4
-#define DP_SELECT 0x8
-#define DP_RDBUFF 0xC
-
-#define CORUNDETECT (1<<0)
-#define SSTICKYORUN (1<<1)
-#define SSTICKYERR (1<<5)
-#define CDBGRSTREQ (1<<26)
-#define CDBGRSTACK (1<<27)
-#define CDBGPWRUPREQ (1<<28)
-#define CDBGPWRUPACK (1<<29)
-#define CSYSPWRUPREQ (1<<30)
-#define CSYSPWRUPACK (1<<31)
-
-#define AHBAP_CSW 0x00
-#define AHBAP_TAR 0x04
-#define AHBAP_DRW 0x0C
-#define AHBAP_BD0 0x10
-#define AHBAP_BD1 0x14
-#define AHBAP_BD2 0x18
-#define AHBAP_BD3 0x1C
-#define AHBAP_DBGROMA 0xF8
-#define AHBAP_IDR 0xFC
-
-#define CSW_8BIT 0
-#define CSW_16BIT 1
-#define CSW_32BIT 2
-
-#define CSW_ADDRINC_MASK (3<<4)
-#define CSW_ADDRINC_OFF 0
-#define CSW_ADDRINC_SINGLE (1<<4)
-#define CSW_ADDRINC_PACKED (2<<4)
-#define CSW_HPROT (1<<25)
-#define CSW_MASTER_DEBUG (1<<29)
-#define CSW_DBGSWENABLE (1<<31)
-
-/* transaction mode */
-#define TRANS_MODE_NONE 0
-/* Transaction waits for previous to complete */
-#define TRANS_MODE_ATOMIC 1
-/* Freerunning transactions with delays and overrun checking */
-#define TRANS_MODE_COMPOSITE 2
-
-typedef struct swjdp_reg_s
-{
- int addr;
- arm_jtag_t *jtag_info;
-} swjdp_reg_t;
-
-typedef struct swjdp_common_s
-{
- arm_jtag_t *jtag_info;
- /* Control config */
- u32 dp_ctrl_stat;
- /* Register select cache */
- u32 dp_select_value;
- u32 ap_csw_value;
- u32 ap_tar_value;
- /* information about current pending SWjDP-AHBAP transaction */
- u8 trans_mode;
- u8 trans_rw;
- u8 ack;
-} swjdp_common_t;
-
-/* Internal functions used in the module, partial transactions, use with caution */
-extern int swjdp_write_dpacc(swjdp_common_t *swjdp, u32 value, u8 reg_addr);
-/* extern int swjdp_write_apacc(swjdp_common_t *swjdp, u32 value, u8 reg_addr); */
-extern int swjdp_read_dpacc(swjdp_common_t *swjdp, u32 *value, u8 reg_addr);
-/* extern int swjdp_read_apacc(swjdp_common_t *swjdp, u32 *value, u8 reg_addr); */
-extern int ahbap_write_reg(swjdp_common_t *swjdp, u32 reg_addr, u8* out_value_buf);
-extern int ahbap_read_reg(swjdp_common_t *swjdp, u32 reg_addr, u8 *in_value_buf);
-
-/* External interface, partial operations must be completed with swjdp_transaction_endcheck() */
-extern int ahbap_read_system_u32(swjdp_common_t *swjdp, u32 address, u32 *value);
-extern int ahbap_write_system_u32(swjdp_common_t *swjdp, u32 address, u32 value);
-extern int swjdp_transaction_endcheck(swjdp_common_t *swjdp);
-
-/* External interface, complete atomic operations */
-/* Host endian word transfer of single memory and system registers */
-extern int ahbap_read_system_atomic_u32(swjdp_common_t *swjdp, u32 address, u32 *value);
-extern int ahbap_write_system_atomic_u32(swjdp_common_t *swjdp, u32 address, u32 value);
-
-/* Host endian word transfers of processor core registers */
-extern int ahbap_read_coreregister_u32(swjdp_common_t *swjdp, u32 *value, int regnum);
-extern int ahbap_write_coreregister_u32(swjdp_common_t *swjdp, u32 value, int regnum);
-
-extern int ahbap_read_buf_u8(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address);
-extern int ahbap_read_buf_u16(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address);
-extern int ahbap_read_buf_u32(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address);
-
-extern int ahbap_write_buf_u8(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address);
-extern int ahbap_write_buf_u16(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address);
-extern int ahbap_write_buf_u32(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address);
-
-/* Initialisation of the debug system, power domains and registers */
-extern int ahbap_debugport_init(swjdp_common_t *swjdp);
-
-#endif
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