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-rw-r--r--src/flash/str9xpec.c44
-rw-r--r--src/flash/str9xpec.h1
2 files changed, 14 insertions, 31 deletions
diff --git a/src/flash/str9xpec.c b/src/flash/str9xpec.c
index 662cdc5b..9dad2872 100644
--- a/src/flash/str9xpec.c
+++ b/src/flash/str9xpec.c
@@ -349,13 +349,10 @@ int str9xpec_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, ch
armv4_5 = bank->target->arch_info;
arm7_9 = armv4_5->arch_info;
jtag_info = &arm7_9->jtag_info;
-
-
str9xpec_info->tap = jtag_TapByAbsPosition( jtag_info->tap->abs_chain_position - 1);
str9xpec_info->isc_enable = 0;
-
-
+
str9xpec_build_block_list(bank);
/* clear option byte register */
@@ -1265,13 +1262,8 @@ int str9xpec_handle_flash_unlock_command(struct command_context_s *cmd_ctx, char
int str9xpec_handle_flash_enable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
-#if 1
- command_print( cmd_ctx, "**STR9FLASH is currently broken :-( **");
- return ERROR_OK;
-#else
int retval;
flash_bank_t *bank;
- jtag_tap_t *tapX;
jtag_tap_t *tap0;
jtag_tap_t *tap1;
jtag_tap_t *tap2;
@@ -1292,40 +1284,33 @@ int str9xpec_handle_flash_enable_turbo_command(struct command_context_s *cmd_ctx
str9xpec_info = bank->driver_priv;
- tapX = str9xpec_info->tap;
+ tap0 = str9xpec_info->tap;
/* remove arm core from chain - enter turbo mode */
- //
- // At postion +2 in the chain,
- // I do not think this is right..
- // I have not tested it...
- // and it is a bit wacky right now.
- // -- Duane 25/nov/2008
- tap0 = tapX;
tap1 = tap0->next_tap;
- if( tap1 == NULL ){
- // things are *WRONG*
+ if (tap1 == NULL)
+ {
+ /* things are *WRONG* */
command_print(cmd_ctx,"**STR9FLASH** (tap1) invalid chain?");
return ERROR_OK;
}
tap2 = tap1->next_tap;
- if( tap2 == NULL ){
- // things are *WRONG*
+ if (tap2 == NULL)
+ {
+ /* things are *WRONG* */
command_print(cmd_ctx,"**STR9FLASH** (tap2) invalid chain?");
return ERROR_OK;
}
- // this instruction disables the arm9 tap
+ /* enable turbo mode - TURBO-PROG-ENABLE */
str9xpec_set_instr(tap2, 0xD, TAP_RTI);
- if ((retval=jtag_execute_queue())!=ERROR_OK)
+ if ((retval = jtag_execute_queue()) != ERROR_OK)
return retval;
/* modify scan chain - str9 core has been removed */
- str9xpec_info->devarm = tap1;
tap1->enabled = 0;
-
+
return ERROR_OK;
-#endif
}
int str9xpec_handle_flash_disable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
@@ -1348,18 +1333,17 @@ int str9xpec_handle_flash_disable_turbo_command(struct command_context_s *cmd_ct
}
str9xpec_info = bank->driver_priv;
-
tap = str9xpec_info->tap;
if (tap == NULL)
return ERROR_FAIL;
-
-
+
/* exit turbo mode via TLR */
str9xpec_set_instr(tap, ISC_NOOP, TAP_TLR);
jtag_execute_queue();
+
/* restore previous scan chain */
- if( tap->next_tap ){
+ if (tap->next_tap) {
tap->next_tap->enabled = 1;
}
diff --git a/src/flash/str9xpec.h b/src/flash/str9xpec.h
index de19b625..7796026f 100644
--- a/src/flash/str9xpec.h
+++ b/src/flash/str9xpec.h
@@ -78,4 +78,3 @@ enum str9xpec_status_codes
#define STR9XPEC_OPT_OTPBIT 63
#endif /* STR9XPEC_H */
-