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Remove whitespace that occurs before ')'.
[openocd.git] / src / jtag / bitbang.c
diff --git a/src/jtag/bitbang.c b/src/jtag/bitbang.c
index ea1f016cacc3f4d4cdbf2606839cb7912c3510b6..41ef061a74632bb51e2d1e3be779ba0356aac368 100644 (file)
--- a/src/jtag/bitbang.c
+++ b/src/jtag/bitbang.c
@@ -25,18 +25,8 @@
 #endif
 
 #include "bitbang.h"
-
-/* project specific includes */
-#include "log.h"
-#include "types.h"
-#include "jtag.h"
-#include "configuration.h"
-
-/* system includes */
-#include <string.h>
-#include <stdlib.h>
-#include <unistd.h>
-
+#include "interface.h"
+#include "commands.h"
 
 /**
  * Function bitbang_stableclocks
@@ -57,7 +47,7 @@ bitbang_interface_t *bitbang_interface;
  *
  * If someone can submit a patch with an explanation it will be greatly
  * appreciated, but as far as I can tell (ØH) DCLK is generated upon
- * clk=0 in TAP_IDLE. Good luck deducing that from the ARM documentation!
+ * clk = 0 in TAP_IDLE. Good luck deducing that from the ARM documentation!
  * The ARM documentation uses the term "DCLK is asserted while in the TAP_IDLE
  * state". With hardware there is no such thing as *while* in a state. There
  * are only edges. So clk => 0 is in fact a very subtle state transition that
@@ -86,10 +76,11 @@ static void bitbang_end_state(tap_state_t state)
 
 static void bitbang_state_move(int skip)
 {
-       int i=0, tms=0;
-       u8 tms_scan = tap_get_tms_path(tap_get_state(), tap_get_end_state());
+       int i = 0, tms = 0;
+       uint8_t tms_scan = tap_get_tms_path(tap_get_state(), tap_get_end_state());
+       int tms_count = tap_get_tms_path_len(tap_get_state(), tap_get_end_state());
 
-       for (i = skip; i < 7; i++)
+       for (i = skip; i < tms_count; i++)
        {
                tms = (tms_scan >> i) & 1;
                bitbang_interface->write(0, tms, 0);
@@ -179,7 +170,7 @@ static void bitbang_stableclocks(int num_cycles)
 
 
 
-static void bitbang_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size)
+static void bitbang_scan(bool ir_scan, enum scan_type type, uint8_t *buffer, int scan_size)
 {
        tap_state_t saved_end_state = tap_get_end_state();
        int bit_cnt;
@@ -197,24 +188,24 @@ static void bitbang_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_
 
        for (bit_cnt = 0; bit_cnt < scan_size; bit_cnt++)
        {
-               int val=0;
-               int tms=(bit_cnt==scan_size-1) ? 1 : 0;
+               int val = 0;
+               int tms = (bit_cnt == scan_size-1) ? 1 : 0;
                int tdi;
-               int bytec=bit_cnt/8;
-               int bcval=1<<(bit_cnt % 8);
+               int bytec = bit_cnt/8;
+               int bcval = 1 << (bit_cnt % 8);
 
                /* if we're just reading the scan, but don't care about the output
                 * default to outputting 'low', this also makes valgrind traces more readable,
                 * as it removes the dependency on an uninitialised value
                 */
-               tdi=0;
+               tdi = 0;
                if ((type != SCAN_IN) && (buffer[bytec] & bcval))
-                       tdi=1;
+                       tdi = 1;
 
                bitbang_interface->write(0, tms, tdi);
 
-               if (type!=SCAN_OUT)
-                       val=bitbang_interface->read();
+               if (type != SCAN_OUT)
+                       val = bitbang_interface->read();
 
                bitbang_interface->write(1, tms, tdi);
 
@@ -242,7 +233,7 @@ int bitbang_execute_queue(void)
        jtag_command_t *cmd = jtag_command_queue; /* currently processed command */
        int scan_size;
        enum scan_type type;
-       u8 *buffer;
+       uint8_t *buffer;
        int retval;
 
        if (!bitbang_interface)
@@ -256,25 +247,18 @@ int bitbang_execute_queue(void)
         */
        retval = ERROR_OK;
 
-       if(bitbang_interface->blink)
+       if (bitbang_interface->blink)
                bitbang_interface->blink(1);
 
        while (cmd)
        {
                switch (cmd->type)
                {
-                       case JTAG_END_STATE:
-#ifdef _DEBUG_JTAG_IO_
-                               LOG_DEBUG("end_state: %s", tap_state_name(cmd->cmd.end_state->end_state) );
-#endif
-                               if (cmd->cmd.end_state->end_state != TAP_INVALID)
-                                       bitbang_end_state(cmd->cmd.end_state->end_state);
-                               break;
                        case JTAG_RESET:
 #ifdef _DEBUG_JTAG_IO_
                                LOG_DEBUG("reset trst: %i srst %i", cmd->cmd.reset->trst, cmd->cmd.reset->srst);
 #endif
-                               if ((cmd->cmd.reset->trst == 1) || (cmd->cmd.reset->srst && (jtag_reset_config & RESET_SRST_PULLS_TRST)))
+                               if ((cmd->cmd.reset->trst == 1) || (cmd->cmd.reset->srst && (jtag_get_reset_config() & RESET_SRST_PULLS_TRST)))
                                {
                                        tap_set_state(TAP_RESET);
                                }
@@ -282,10 +266,9 @@ int bitbang_execute_queue(void)
                                break;
                        case JTAG_RUNTEST:
 #ifdef _DEBUG_JTAG_IO_
-                               LOG_DEBUG("runtest %i cycles, end in %s", cmd->cmd.runtest->num_cycles, tap_state_name(cmd->cmd.runtest->end_state) );
+                               LOG_DEBUG("runtest %i cycles, end in %s", cmd->cmd.runtest->num_cycles, tap_state_name(cmd->cmd.runtest->end_state));
 #endif
-                               if (cmd->cmd.runtest->end_state != TAP_INVALID)
-                                       bitbang_end_state(cmd->cmd.runtest->end_state);
+                               bitbang_end_state(cmd->cmd.runtest->end_state);
                                bitbang_runtest(cmd->cmd.runtest->num_cycles);
                                break;
 
@@ -300,8 +283,7 @@ int bitbang_execute_queue(void)
 #ifdef _DEBUG_JTAG_IO_
                                LOG_DEBUG("statemove end in %s", tap_state_name(cmd->cmd.statemove->end_state));
 #endif
-                               if (cmd->cmd.statemove->end_state != TAP_INVALID)
-                                       bitbang_end_state(cmd->cmd.statemove->end_state);
+                               bitbang_end_state(cmd->cmd.statemove->end_state);
                                bitbang_state_move(0);
                                break;
                        case JTAG_PATHMOVE:
@@ -313,10 +295,9 @@ int bitbang_execute_queue(void)
                                break;
                        case JTAG_SCAN:
 #ifdef _DEBUG_JTAG_IO_
-                               LOG_DEBUG("%s scan end in %s",  (cmd->cmd.scan->ir_scan) ? "IR" : "DR", tap_state_name(cmd->cmd.scan->end_state) );
+                               LOG_DEBUG("%s scan end in %s",  (cmd->cmd.scan->ir_scan) ? "IR" : "DR", tap_state_name(cmd->cmd.scan->end_state));
 #endif
-                               if (cmd->cmd.scan->end_state != TAP_INVALID)
-                                       bitbang_end_state(cmd->cmd.scan->end_state);
+                               bitbang_end_state(cmd->cmd.scan->end_state);
                                scan_size = jtag_build_buffer(cmd->cmd.scan, &buffer);
                                type = jtag_scan_type(cmd->cmd.scan);
                                bitbang_scan(cmd->cmd.scan->ir_scan, type, buffer, scan_size);
@@ -337,7 +318,7 @@ int bitbang_execute_queue(void)
                }
                cmd = cmd->next;
        }
-       if(bitbang_interface->blink)
+       if (bitbang_interface->blink)
                bitbang_interface->blink(0);
 
        return retval;
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