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Michael Schwingen <rincewind@discworld.dascon.de> The attached patch adds a "xscale vector_table" command that allows to set

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the values that are written in the mini-IC (plus documentation updates that
describe why this is needed).

git-svn-id: svn://svn.berlios.de/openocd/trunk@2613 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe
2009-08-25 07:09:48 +00:00
parent ae4c224459
commit fd4c0f33b1
2 changed files with 136 additions and 0 deletions
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src/target/xscale.c
+63
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@@ -5,6 +5,9 @@
* Copyright (C) 2007,2008 Øyvind Harboe *
* oyvind.harboe@zylin.com *
* *
* Copyright (C) 2009 Michael Schwingen *
* michael@schwingen.org *
* *
* 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 *
@@ -3384,6 +3387,65 @@ int xscale_handle_vector_catch_command(command_context_t *cmd_ctx, char *cmd, ch
}
int xscale_handle_vector_table_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
armv4_5_common_t *armv4_5;
xscale_common_t *xscale;
int err = 0;
if (xscale_get_arch_pointers(target, &armv4_5, &xscale) != ERROR_OK)
{
return ERROR_OK;
}
if (argc == 0) /* print current settings */
{
int idx;
command_print(cmd_ctx, "active user-set static vectors:");
for (idx = 1; idx < 8; idx++)
if (xscale->static_low_vectors_set & (1 << idx))
command_print(cmd_ctx, "low %d: 0x%x", idx, xscale->static_low_vectors[idx]);
for (idx = 1; idx < 8; idx++)
if (xscale->static_high_vectors_set & (1 << idx))
command_print(cmd_ctx, "high %d: 0x%x", idx, xscale->static_high_vectors[idx]);
return ERROR_OK;
}
if (argc != 3)
err = 1;
else
{
int idx;
uint32_t vec;
idx = strtoul(args[1], NULL, 0);
vec = strtoul(args[2], NULL, 0);
if (idx < 1 || idx >= 8)
err = 1;
if (!err && strcmp(args[0], "low") == 0)
{
xscale->static_low_vectors_set |= (1<<idx);
xscale->static_low_vectors[idx] = vec;
}
else if (!err && (strcmp(args[0], "high") == 0))
{
xscale->static_high_vectors_set |= (1<<idx);
xscale->static_high_vectors[idx] = vec;
}
else
err = 1;
}
if (err)
command_print(cmd_ctx, "usage: xscale vector_table <high|low> <index> <code>");
return ERROR_OK;
}
int xscale_handle_trace_buffer_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
@@ -3692,6 +3754,7 @@ int xscale_register_commands(struct command_context_s *cmd_ctx)
register_command(cmd_ctx, xscale_cmd, "dcache", xscale_handle_idcache_command, COMMAND_EXEC, "['enable'|'disable'] the DCache");
register_command(cmd_ctx, xscale_cmd, "vector_catch", xscale_handle_vector_catch_command, COMMAND_EXEC, "<mask> of vectors that should be catched");
register_command(cmd_ctx, xscale_cmd, "vector_table", xscale_handle_vector_table_command, COMMAND_EXEC, "<high|low> <index> <code> set static code for exception handler entry");
register_command(cmd_ctx, xscale_cmd, "trace_buffer", xscale_handle_trace_buffer_command, COMMAND_EXEC, "<enable | disable> ['fill' [n]|'wrap']");