1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath <Dominic.Rath@gmx.de> *
3 * Copyright (C) 2007,2008 Øyvind Harboe <oyvind.harboe@zylin.com> *
4 * Copyright (C) 2008 by Spencer Oliver <spen@spen-soft.co.uk> *
5 * Copyright (C) 2009 Zachary T Welch <zw@superlucidity.net> *
7 * This program is free software; you can redistribute it and/or modify *
8 * it under the terms of the GNU General Public License as published by *
9 * the Free Software Foundation; either version 2 of the License, or *
10 * (at your option) any later version. *
12 * This program is distributed in the hope that it will be useful, *
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
15 * GNU General Public License for more details. *
17 * You should have received a copy of the GNU General Public License *
18 * along with this program; if not, write to the *
19 * Free Software Foundation, Inc., *
20 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
21 ***************************************************************************/
27 COMMAND_HANDLER(handle_flash_bank_command
)
31 LOG_ERROR("usage: flash bank <name> <driver> "
32 "<base> <size> <chip_width> <bus_width>");
33 return ERROR_COMMAND_SYNTAX_ERROR
;
35 // save bank name and advance arguments for compatibility
36 const char *bank_name
= *CMD_ARGV
++;
39 struct target
*target
;
40 if ((target
= get_target(CMD_ARGV
[5])) == NULL
)
42 LOG_ERROR("target '%s' not defined", CMD_ARGV
[5]);
46 const char *driver_name
= CMD_ARGV
[0];
47 for (unsigned i
= 0; flash_drivers
[i
]; i
++)
49 if (strcmp(driver_name
, flash_drivers
[i
]->name
) != 0)
52 /* register flash specific commands */
53 if (NULL
!= flash_drivers
[i
]->commands
)
55 int retval
= register_commands(CMD_CTX
, NULL
,
56 flash_drivers
[i
]->commands
);
57 if (ERROR_OK
!= retval
)
59 LOG_ERROR("couldn't register '%s' commands",
65 struct flash_bank
*p
, *c
;
66 c
= malloc(sizeof(struct flash_bank
));
67 c
->name
= strdup(bank_name
);
69 c
->driver
= flash_drivers
[i
];
70 c
->driver_priv
= NULL
;
71 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[1], c
->base
);
72 COMMAND_PARSE_NUMBER(u32
, CMD_ARGV
[2], c
->size
);
73 COMMAND_PARSE_NUMBER(int, CMD_ARGV
[3], c
->chip_width
);
74 COMMAND_PARSE_NUMBER(int, CMD_ARGV
[4], c
->bus_width
);
80 retval
= CALL_COMMAND_HANDLER(flash_drivers
[i
]->flash_bank_command
, c
);
81 if (ERROR_OK
!= retval
)
83 LOG_ERROR("'%s' driver rejected flash bank at 0x%8.8" PRIx32
,
84 driver_name
, c
->base
);
89 /* put flash bank in linked list */
93 /* find last flash bank */
94 for (p
= flash_banks
; p
&& p
->next
; p
= p
->next
) bank_num
++;
97 c
->bank_number
= bank_num
+ 1;
108 /* no matching flash driver found */
109 LOG_ERROR("flash driver '%s' not found", driver_name
);
114 static int jim_flash_banks(Jim_Interp
*interp
, int argc
, Jim_Obj
*const *argv
)
116 struct flash_bank
*p
;
119 Jim_WrongNumArgs(interp
, 1, argv
, "no arguments to flash_banks command");
123 Jim_Obj
*list
= Jim_NewListObj(interp
, NULL
, 0);
124 for (p
= flash_banks
; p
; p
= p
->next
)
126 Jim_Obj
*elem
= Jim_NewListObj(interp
, NULL
, 0);
128 Jim_ListAppendElement(interp
, elem
, Jim_NewStringObj(interp
, "name", -1));
129 Jim_ListAppendElement(interp
, elem
, Jim_NewStringObj(interp
, p
->driver
->name
, -1));
130 Jim_ListAppendElement(interp
, elem
, Jim_NewStringObj(interp
, "base", -1));
131 Jim_ListAppendElement(interp
, elem
, Jim_NewIntObj(interp
, p
->base
));
132 Jim_ListAppendElement(interp
, elem
, Jim_NewStringObj(interp
, "size", -1));
133 Jim_ListAppendElement(interp
, elem
, Jim_NewIntObj(interp
, p
->size
));
134 Jim_ListAppendElement(interp
, elem
, Jim_NewStringObj(interp
, "bus_width", -1));
135 Jim_ListAppendElement(interp
, elem
, Jim_NewIntObj(interp
, p
->bus_width
));
136 Jim_ListAppendElement(interp
, elem
, Jim_NewStringObj(interp
, "chip_width", -1));
137 Jim_ListAppendElement(interp
, elem
, Jim_NewIntObj(interp
, p
->chip_width
));
139 Jim_ListAppendElement(interp
, list
, elem
);
142 Jim_SetResult(interp
, list
);
148 COMMAND_HANDLER(handle_flash_init_command
)
151 return ERROR_COMMAND_SYNTAX_ERROR
;
153 static bool flash_initialized
= false;
154 if (flash_initialized
)
156 LOG_INFO("'flash init' has already been called");
159 flash_initialized
= true;
161 LOG_DEBUG("Initializing flash devices...");
162 return flash_init_drivers(CMD_CTX
);
165 static const struct command_registration flash_config_command_handlers
[] = {
168 .handler
= &handle_flash_bank_command
,
169 .mode
= COMMAND_CONFIG
,
170 .usage
= "<name> <driver> <base> <size> "
171 "<chip_width> <bus_width> <target> "
172 "[driver_options ...]",
173 .help
= "Define a new bank with the given name, "
174 "using the specified NOR flash driver.",
178 .mode
= COMMAND_CONFIG
,
179 .handler
= &handle_flash_init_command
,
180 .help
= "initialize flash devices",
185 .jim_handler
= &jim_flash_banks
,
186 .help
= "return information about the flash banks",
188 COMMAND_REGISTRATION_DONE
190 static const struct command_registration flash_command_handlers
[] = {
194 .help
= "NOR flash command group",
195 .chain
= flash_config_command_handlers
,
197 COMMAND_REGISTRATION_DONE
200 int flash_register_commands(struct command_context
*cmd_ctx
)
202 return register_commands(cmd_ctx
, NULL
, flash_command_handlers
);
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