src/target/openrisc/or1k_du.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 /***************************************************************************
   4  *   Copyright (C) 2013 Franck Jullien                                     *
   5  *   elec4fun@gmail.com                                                    *
   6  ***************************************************************************/
   7
   8 #ifndef OPENOCD_TARGET_OPENRISC_OR1K_DU_H
   9 #define OPENOCD_TARGET_OPENRISC_OR1K_DU_H
  10
  11 #ifdef HAVE_CONFIG_H
  12 #include "config.h"
  13 #endif
  14
  15 #define CPU_STALL       0
  16 #define CPU_UNSTALL     1
  17
  18 #define CPU_RESET       0
  19 #define CPU_NOT_RESET   1
  20
  21 int or1k_du_adv_register(void);
  22
  23 /* Linear list over all available or1k debug unit */
  24 extern struct list_head du_list;
  25
  26 struct or1k_du {
  27         const char *name;
  28         struct list_head list;
  29         int options;
  30
  31         int (*or1k_jtag_init)(struct or1k_jtag *jtag_info);
  32
  33         int (*or1k_is_cpu_running)(struct or1k_jtag *jtag_info, int *running);
  34
  35         int (*or1k_cpu_stall)(struct or1k_jtag *jtag_info, int action);
  36
  37         int (*or1k_cpu_reset)(struct or1k_jtag *jtag_info, int action);
  38
  39         int (*or1k_jtag_read_cpu)(struct or1k_jtag *jtag_info,
  40                                   uint32_t addr, int count, uint32_t *value);
  41
  42         int (*or1k_jtag_write_cpu)(struct or1k_jtag *jtag_info,
  43                                    uint32_t addr, int count, const uint32_t *value);
  44
  45         int (*or1k_jtag_read_memory)(struct or1k_jtag *jtag_info, uint32_t addr, uint32_t size,
  46                                         int count, uint8_t *buffer);
  47
  48         int (*or1k_jtag_write_memory)(struct or1k_jtag *jtag_info, uint32_t addr, uint32_t size,
  49                                          int count, const uint8_t *buffer);
  50 };
  51
  52 static inline struct or1k_du *or1k_jtag_to_du(struct or1k_jtag *jtag_info)
  53 {
  54         return (struct or1k_du *)jtag_info->du_core;
  55 }
  56
  57 static inline struct or1k_du *or1k_to_du(struct or1k_common *or1k)
  58 {
  59         struct or1k_jtag *jtag = &or1k->jtag;
  60         return (struct or1k_du *)jtag->du_core;
  61 }
  62
  63 int or1k_adv_jtag_jsp_xfer(struct or1k_jtag *jtag_info,
  64                                   int *out_len, unsigned char *out_buffer,
  65                                   int *in_len, unsigned char *in_buffer);
  66
  67 #endif /* OPENOCD_TARGET_OPENRISC_OR1K_DU_H */