diff options
Diffstat (limited to 'src/jtag/usbprog.c')
-rw-r--r-- | src/jtag/usbprog.c | 121 |
1 files changed, 64 insertions, 57 deletions
diff --git a/src/jtag/usbprog.c b/src/jtag/usbprog.c index e22c7e03..7ff38701 100644 --- a/src/jtag/usbprog.c +++ b/src/jtag/usbprog.c @@ -52,17 +52,17 @@ #define TCK_BIT 2 #define TMS_BIT 1 -int usbprog_execute_queue(void); -int usbprog_speed(int speed); -int usbprog_register_commands(struct command_context_s *cmd_ctx); -int usbprog_init(void); -int usbprog_quit(void); - -void usbprog_end_state(tap_state_t state); -void usbprog_state_move(void); -void usbprog_path_move(pathmove_command_t *cmd); -void usbprog_runtest(int num_cycles); -void usbprog_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size); +static int usbprog_execute_queue(void); +static int usbprog_speed(int speed); +static int usbprog_register_commands(struct command_context_s *cmd_ctx); +static int usbprog_init(void); +static int usbprog_quit(void); + +static void usbprog_end_state(tap_state_t state); +static void usbprog_state_move(void); +static void usbprog_path_move(pathmove_command_t *cmd); +static void usbprog_runtest(int num_cycles); +static void usbprog_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size); jtag_interface_t usbprog_interface = { @@ -91,43 +91,44 @@ struct usbprog_jtag struct usb_dev_handle* usb_handle; }; -struct usbprog_jtag * usbprog_jtag_handle; +static struct usbprog_jtag * usbprog_jtag_handle; -struct usbprog_jtag* usbprog_jtag_open(void); -void usbprog_jtag_close(struct usbprog_jtag *usbprog_jtag); -void usbprog_jtag_init(struct usbprog_jtag *usbprog_jtag); -unsigned char usbprog_jtag_message(struct usbprog_jtag *usbprog_jtag, char *msg, int msglen); +static struct usbprog_jtag* usbprog_jtag_open(void); +//static void usbprog_jtag_close(struct usbprog_jtag *usbprog_jtag); +static void usbprog_jtag_init(struct usbprog_jtag *usbprog_jtag); +static unsigned char usbprog_jtag_message(struct usbprog_jtag *usbprog_jtag, char *msg, int msglen); -void usbprog_jtag_read_tdo(struct usbprog_jtag *usbprog_jtag, char * buffer, int size); -void usbprog_jtag_write_tdi(struct usbprog_jtag *usbprog_jtag, char * buffer, int size); -void usbprog_jtag_write_and_read(struct usbprog_jtag *usbprog_jtag, char * buffer, int size); -void usbprog_jtag_write_tms(struct usbprog_jtag *usbprog_jtag, char tms_scan); +static void usbprog_jtag_read_tdo(struct usbprog_jtag *usbprog_jtag, char * buffer, int size); +static void usbprog_jtag_write_tdi(struct usbprog_jtag *usbprog_jtag, char * buffer, int size); +static void usbprog_jtag_write_and_read(struct usbprog_jtag *usbprog_jtag, char * buffer, int size); +static void usbprog_jtag_write_tms(struct usbprog_jtag *usbprog_jtag, char tms_scan); -char tms_chain[64]; -int tms_chain_index; -void usbprog_jtag_tms_collect(char tms_scan); -void usbprog_jtag_tms_send(struct usbprog_jtag *usbprog_jtag); +static char tms_chain[64]; +static int tms_chain_index; -void usbprog_write(int tck, int tms, int tdi); -void usbprog_reset(int trst, int srst); +static void usbprog_jtag_tms_collect(char tms_scan); +static void usbprog_jtag_tms_send(struct usbprog_jtag *usbprog_jtag); -void usbprog_jtag_set_direction(struct usbprog_jtag *usbprog_jtag, unsigned char direction); -void usbprog_jtag_write_slice(struct usbprog_jtag *usbprog_jtag,unsigned char value); -unsigned char usbprog_jtag_get_port(struct usbprog_jtag *usbprog_jtag); -void usbprog_jtag_set_bit(struct usbprog_jtag *usbprog_jtag,int bit, int value); -int usbprog_jtag_get_bit(struct usbprog_jtag *usbprog_jtag, int bit); +static void usbprog_write(int tck, int tms, int tdi); +static void usbprog_reset(int trst, int srst); -int usbprog_speed(int speed) +static void usbprog_jtag_set_direction(struct usbprog_jtag *usbprog_jtag, unsigned char direction); +static void usbprog_jtag_write_slice(struct usbprog_jtag *usbprog_jtag,unsigned char value); +//static unsigned char usbprog_jtag_get_port(struct usbprog_jtag *usbprog_jtag); +static void usbprog_jtag_set_bit(struct usbprog_jtag *usbprog_jtag,int bit, int value); +//static int usbprog_jtag_get_bit(struct usbprog_jtag *usbprog_jtag, int bit); + +static int usbprog_speed(int speed) { return ERROR_OK; } -int usbprog_register_commands(struct command_context_s *cmd_ctx) +static int usbprog_register_commands(struct command_context_s *cmd_ctx) { return ERROR_OK; } -int usbprog_execute_queue(void) +static int usbprog_execute_queue(void) { jtag_command_t *cmd = jtag_command_queue; /* currently processed command */ int scan_size; @@ -209,7 +210,7 @@ int usbprog_execute_queue(void) return ERROR_OK; } -int usbprog_init(void) +static int usbprog_init(void) { usbprog_jtag_handle = usbprog_jtag_open(); @@ -229,13 +230,13 @@ int usbprog_init(void) return ERROR_OK; } -int usbprog_quit(void) +static int usbprog_quit(void) { return ERROR_OK; } /*************** jtag execute commands **********************/ -void usbprog_end_state(tap_state_t state) +static void usbprog_end_state(tap_state_t state) { if (tap_is_state_stable(state)) tap_set_end_state(state); @@ -246,7 +247,7 @@ void usbprog_end_state(tap_state_t state) } } -void usbprog_state_move(void) +static void usbprog_state_move(void) { int i = 0, tms = 0; u8 tms_scan = tap_get_tms_path(tap_get_state(), tap_get_end_state()); @@ -260,7 +261,7 @@ void usbprog_state_move(void) tap_set_state(tap_get_end_state()); } -void usbprog_path_move(pathmove_command_t *cmd) +static void usbprog_path_move(pathmove_command_t *cmd) { int num_states = cmd->num_states; int state_count; @@ -298,7 +299,7 @@ void usbprog_path_move(pathmove_command_t *cmd) tap_set_end_state(tap_get_state()); } -void usbprog_runtest(int num_cycles) +static void usbprog_runtest(int num_cycles) { int i; @@ -339,7 +340,7 @@ void usbprog_runtest(int num_cycles) */ } -void usbprog_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size) +static void usbprog_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size) { tap_state_t saved_end_state = tap_get_end_state(); @@ -379,7 +380,7 @@ void usbprog_scan(int ir_scan, enum scan_type type, u8 *buffer, int scan_size) /*************** jtag wrapper functions *********************/ -void usbprog_write(int tck, int tms, int tdi) +static void usbprog_write(int tck, int tms, int tdi) { unsigned char output_value=0x00; @@ -394,7 +395,7 @@ void usbprog_write(int tck, int tms, int tdi) } /* (1) assert or (0) deassert reset lines */ -void usbprog_reset(int trst, int srst) +static void usbprog_reset(int trst, int srst) { LOG_DEBUG("trst: %i, srst: %i", trst, srst); @@ -449,13 +450,15 @@ struct usbprog_jtag* usbprog_jtag_open(void) return 0; } -void usbprog_jtag_close(struct usbprog_jtag *usbprog_jtag) +#if 0 +static void usbprog_jtag_close(struct usbprog_jtag *usbprog_jtag) { usb_close(usbprog_jtag->usb_handle); free(usbprog_jtag); } +#endif -unsigned char usbprog_jtag_message(struct usbprog_jtag *usbprog_jtag, char *msg, int msglen) +static unsigned char usbprog_jtag_message(struct usbprog_jtag *usbprog_jtag, char *msg, int msglen) { int res = usb_bulk_write(usbprog_jtag->usb_handle, 3, msg,msglen, 100); if ((msg[0] == 2) || (msg[0] == 1) || (msg[0] == 4) || (msg[0] == 0) || \ @@ -475,12 +478,12 @@ unsigned char usbprog_jtag_message(struct usbprog_jtag *usbprog_jtag, char *msg, return 0; } -void usbprog_jtag_init(struct usbprog_jtag *usbprog_jtag) +static void usbprog_jtag_init(struct usbprog_jtag *usbprog_jtag) { usbprog_jtag_set_direction(usbprog_jtag, 0xFE); } -void usbprog_jtag_write_and_read(struct usbprog_jtag *usbprog_jtag, char * buffer, int size) +static void usbprog_jtag_write_and_read(struct usbprog_jtag *usbprog_jtag, char * buffer, int size) { char tmp[64]; /* fastes packet size for usb controller */ int send_bits, bufindex = 0, fillindex = 0, i, loops; @@ -535,7 +538,7 @@ void usbprog_jtag_write_and_read(struct usbprog_jtag *usbprog_jtag, char * buffe } } -void usbprog_jtag_read_tdo(struct usbprog_jtag *usbprog_jtag, char * buffer, int size) +static void usbprog_jtag_read_tdo(struct usbprog_jtag *usbprog_jtag, char * buffer, int size) { char tmp[64]; /* fastes packet size for usb controller */ int send_bits, fillindex = 0, i, loops; @@ -582,7 +585,7 @@ void usbprog_jtag_read_tdo(struct usbprog_jtag *usbprog_jtag, char * buffer, int } } -void usbprog_jtag_write_tdi(struct usbprog_jtag *usbprog_jtag, char * buffer, int size) +static void usbprog_jtag_write_tdi(struct usbprog_jtag *usbprog_jtag, char * buffer, int size) { char tmp[64]; /* fastes packet size for usb controller */ int send_bits, bufindex = 0, i, loops; @@ -618,12 +621,12 @@ void usbprog_jtag_write_tdi(struct usbprog_jtag *usbprog_jtag, char * buffer, in } } -void usbprog_jtag_write_tms(struct usbprog_jtag *usbprog_jtag, char tms_scan) +static void usbprog_jtag_write_tms(struct usbprog_jtag *usbprog_jtag, char tms_scan) { usbprog_jtag_tms_collect(tms_scan); } -void usbprog_jtag_set_direction(struct usbprog_jtag *usbprog_jtag, unsigned char direction) +static void usbprog_jtag_set_direction(struct usbprog_jtag *usbprog_jtag, unsigned char direction) { char tmp[2]; tmp[0] = PORT_DIRECTION; @@ -631,7 +634,7 @@ void usbprog_jtag_set_direction(struct usbprog_jtag *usbprog_jtag, unsigned char usbprog_jtag_message(usbprog_jtag, tmp, 2); } -void usbprog_jtag_write_slice(struct usbprog_jtag *usbprog_jtag,unsigned char value) +static void usbprog_jtag_write_slice(struct usbprog_jtag *usbprog_jtag,unsigned char value) { char tmp[2]; tmp[0] = PORT_SET; @@ -639,15 +642,17 @@ void usbprog_jtag_write_slice(struct usbprog_jtag *usbprog_jtag,unsigned char va usbprog_jtag_message(usbprog_jtag, tmp, 2); } -unsigned char usbprog_jtag_get_port(struct usbprog_jtag *usbprog_jtag) +#if 0 +static unsigned char usbprog_jtag_get_port(struct usbprog_jtag *usbprog_jtag) { char tmp[2]; tmp[0] = PORT_GET; tmp[1] = 0x00; return usbprog_jtag_message(usbprog_jtag, tmp, 2); } +#endif -void usbprog_jtag_set_bit(struct usbprog_jtag *usbprog_jtag,int bit, int value) +static void usbprog_jtag_set_bit(struct usbprog_jtag *usbprog_jtag,int bit, int value) { char tmp[3]; tmp[0] = PORT_SETBIT; @@ -659,7 +664,8 @@ void usbprog_jtag_set_bit(struct usbprog_jtag *usbprog_jtag,int bit, int value) usbprog_jtag_message(usbprog_jtag, tmp, 3); } -int usbprog_jtag_get_bit(struct usbprog_jtag *usbprog_jtag, int bit) +#if 0 +static int usbprog_jtag_get_bit(struct usbprog_jtag *usbprog_jtag, int bit) { char tmp[2]; tmp[0] = PORT_GETBIT; @@ -670,14 +676,15 @@ int usbprog_jtag_get_bit(struct usbprog_jtag *usbprog_jtag, int bit) else return 0; } +#endif -void usbprog_jtag_tms_collect(char tms_scan) +static void usbprog_jtag_tms_collect(char tms_scan) { tms_chain[tms_chain_index] = tms_scan; tms_chain_index++; } -void usbprog_jtag_tms_send(struct usbprog_jtag *usbprog_jtag) +static void usbprog_jtag_tms_send(struct usbprog_jtag *usbprog_jtag) { int i; /* LOG_INFO("TMS SEND"); */ |