From 5e9d18f027954c5f5e883934d6c54cb20817ea9f Mon Sep 17 00:00:00 2001 From: Zachary T Welch Date: Mon, 9 Nov 2009 02:53:22 -0800 Subject: src/jtag: remove 'extern' and wrap headers. Removes the 'extern' keyword from function declarations. Wraps long prototypes to fit into 80 columns. Fixes documentation for jtag_tap_s::{,has}idcode fields. --- src/jtag/bitbang.h | 2 +- src/jtag/bitq.h | 4 +-- src/jtag/jtag.h | 98 ++++++++++++++++++++++++++++----------------------- src/jtag/minidriver.h | 31 ++++++++-------- 4 files changed, 72 insertions(+), 63 deletions(-) (limited to 'src') diff --git a/src/jtag/bitbang.h b/src/jtag/bitbang.h index ee2e688f..060b689d 100644 --- a/src/jtag/bitbang.h +++ b/src/jtag/bitbang.h @@ -35,6 +35,6 @@ typedef struct bitbang_interface_s extern bitbang_interface_t *bitbang_interface; -extern int bitbang_execute_queue(void); +int bitbang_execute_queue(void); #endif /* BITBANG_H */ diff --git a/src/jtag/bitq.h b/src/jtag/bitq.h index 6b441bf5..15b2d5cf 100644 --- a/src/jtag/bitq.h +++ b/src/jtag/bitq.h @@ -50,8 +50,8 @@ typedef struct bitq_state_s extern bitq_interface_t *bitq_interface; -extern int bitq_execute_queue(void); +int bitq_execute_queue(void); -extern void bitq_cleanup(void); +void bitq_cleanup(void); #endif /* BITQ_H */ diff --git a/src/jtag/jtag.h b/src/jtag/jtag.h index ca09f923..c5bee075 100644 --- a/src/jtag/jtag.h +++ b/src/jtag/jtag.h @@ -165,9 +165,10 @@ struct jtag_tap_s uint8_t* expected; /**< Capture-IR expected value */ uint32_t ir_capture_mask; uint8_t* expected_mask; /**< Capture-IR expected mask */ - uint32_t idcode; - bool hasidcode; /* not all devices have idcode, we'll discover this during chain examination */ - /**< device identification code */ + uint32_t idcode; /**< device identification code */ + /** not all devices have idcode, + * we'll discover this during chain examination */ + bool hasidcode; /// Array of expected identification codes */ uint32_t* expected_ids; @@ -187,13 +188,13 @@ struct jtag_tap_s void jtag_tap_init(jtag_tap_t *tap); void jtag_tap_free(jtag_tap_t *tap); -extern jtag_tap_t* jtag_all_taps(void); -extern const char *jtag_tap_name(const jtag_tap_t *tap); -extern jtag_tap_t* jtag_tap_by_string(const char* dotted_name); -extern jtag_tap_t* jtag_tap_by_jim_obj(Jim_Interp* interp, Jim_Obj* obj); -extern jtag_tap_t* jtag_tap_next_enabled(jtag_tap_t* p); -extern unsigned jtag_tap_count_enabled(void); -extern unsigned jtag_tap_count(void); +jtag_tap_t* jtag_all_taps(void); +const char *jtag_tap_name(const jtag_tap_t *tap); +jtag_tap_t* jtag_tap_by_string(const char* dotted_name); +jtag_tap_t* jtag_tap_by_jim_obj(Jim_Interp* interp, Jim_Obj* obj); +jtag_tap_t* jtag_tap_next_enabled(jtag_tap_t* p); +unsigned jtag_tap_count_enabled(void); +unsigned jtag_tap_count(void); /* @@ -245,10 +246,10 @@ struct jtag_tap_event_action_s */ typedef int (*jtag_event_handler_t)(enum jtag_event event, void* priv); -extern int jtag_register_event_callback(jtag_event_handler_t f, void *x); -extern int jtag_unregister_event_callback(jtag_event_handler_t f, void *x); +int jtag_register_event_callback(jtag_event_handler_t f, void *x); +int jtag_unregister_event_callback(jtag_event_handler_t f, void *x); -extern int jtag_call_event_callbacks(enum jtag_event event); +int jtag_call_event_callbacks(enum jtag_event event); /// @returns The current JTAG speed setting. @@ -328,21 +329,21 @@ bool jtag_will_verify_capture_ir(void); * Initialize interface upon startup. Return a successful no-op upon * subsequent invocations. */ -extern int jtag_interface_init(struct command_context_s* cmd_ctx); +int jtag_interface_init(struct command_context_s* cmd_ctx); /// Shutdown the JTAG interface upon program exit. -extern int jtag_interface_quit(void); +int jtag_interface_quit(void); /** * Initialize JTAG chain using only a RESET reset. If init fails, * try reset + init. */ -extern int jtag_init(struct command_context_s* cmd_ctx); +int jtag_init(struct command_context_s* cmd_ctx); /// reset, then initialize JTAG chain -extern int jtag_init_reset(struct command_context_s* cmd_ctx); -extern int jtag_register_commands(struct command_context_s* cmd_ctx); -extern int jtag_init_inner(struct command_context_s *cmd_ctx); +int jtag_init_reset(struct command_context_s* cmd_ctx); +int jtag_register_commands(struct command_context_s* cmd_ctx); +int jtag_init_inner(struct command_context_s *cmd_ctx); /** * @file @@ -369,18 +370,21 @@ extern int jtag_init_inner(struct command_context_s *cmd_ctx); * subsequent DR SCANs. * */ -extern void jtag_add_ir_scan(int num_fields, scan_field_t* fields, tap_state_t endstate); +void jtag_add_ir_scan(int num_fields, + scan_field_t* fields, tap_state_t endstate); /** * The same as jtag_add_ir_scan except no verification is performed out * the output values. */ -extern void jtag_add_ir_scan_noverify(int num_fields, const scan_field_t *fields, tap_state_t state); +void jtag_add_ir_scan_noverify(int num_fields, + const scan_field_t *fields, tap_state_t state); /** * Duplicate the scan fields passed into the function into an IR SCAN * command. This function assumes that the caller handles extra fields * for bypassed TAPs. */ -extern void jtag_add_plain_ir_scan(int num_fields, const scan_field_t* fields, tap_state_t endstate); +void jtag_add_plain_ir_scan(int num_fields, + const scan_field_t* fields, tap_state_t endstate); /** @@ -392,7 +396,7 @@ extern void jtag_add_plain_ir_scan(int num_fields, const scan_field_t* fields, t * allocation method is used, for the synchronous case the temporary 32 * bits come from the input field itself. */ -extern void jtag_alloc_in_value32(scan_field_t *field); +void jtag_alloc_in_value32(scan_field_t *field); /** * Generate a DR SCAN using the fields passed to the function. @@ -400,15 +404,18 @@ extern void jtag_alloc_in_value32(scan_field_t *field); * specified there. For bypassed TAPs, the function generates a dummy * 1-bit field. The bypass status of TAPs is set by jtag_add_ir_scan(). */ -extern void jtag_add_dr_scan(int num_fields, const scan_field_t* fields, tap_state_t endstate); +void jtag_add_dr_scan(int num_fields, + const scan_field_t* fields, tap_state_t endstate); /// A version of jtag_add_dr_scan() that uses the check_value/mask fields -extern void jtag_add_dr_scan_check(int num_fields, scan_field_t* fields, tap_state_t endstate); +void jtag_add_dr_scan_check(int num_fields, + scan_field_t* fields, tap_state_t endstate); /** * Duplicate the scan fields passed into the function into a DR SCAN * command. Unlike jtag_add_dr_scan(), this function assumes that the * caller handles extra fields for bypassed TAPs. */ -extern void jtag_add_plain_dr_scan(int num_fields, const scan_field_t* fields, tap_state_t endstate); +void jtag_add_plain_dr_scan(int num_fields, + const scan_field_t* fields, tap_state_t endstate); /** * Defines the type of data passed to the jtag_callback_t interface. @@ -427,7 +434,7 @@ typedef intptr_t jtag_callback_data_t; typedef void (*jtag_callback1_t)(jtag_callback_data_t data0); /// A simpler version of jtag_add_callback4(). -extern void jtag_add_callback(jtag_callback1_t, jtag_callback_data_t data0); +void jtag_add_callback(jtag_callback1_t, jtag_callback_data_t data0); @@ -440,7 +447,10 @@ extern void jtag_add_callback(jtag_callback1_t, jtag_callback_data_t data0); * @param data3 An integer big enough to use as an @c int or a pointer. * @returns an error code */ -typedef int (*jtag_callback_t)(jtag_callback_data_t data0, jtag_callback_data_t data1, jtag_callback_data_t data2, jtag_callback_data_t data3); +typedef int (*jtag_callback_t)(jtag_callback_data_t data0, + jtag_callback_data_t data1, + jtag_callback_data_t data2, + jtag_callback_data_t data3); /** @@ -471,7 +481,7 @@ typedef int (*jtag_callback_t)(jtag_callback_data_t data0, jtag_callback_data_t * @param data3 An integer big enough to use as an @c int or a pointer. * */ -extern void jtag_add_callback4(jtag_callback_t f, jtag_callback_data_t data0, +void jtag_add_callback4(jtag_callback_t f, jtag_callback_data_t data0, jtag_callback_data_t data1, jtag_callback_data_t data2, jtag_callback_data_t data3); @@ -480,7 +490,7 @@ extern void jtag_add_callback4(jtag_callback_t f, jtag_callback_data_t data0, * Run a TAP_RESET reset where the end state is TAP_RESET, * regardless of the start state. */ -extern void jtag_add_tlr(void); +void jtag_add_tlr(void); /** * Application code *must* assume that interfaces will @@ -530,7 +540,7 @@ extern void jtag_add_tlr(void); * - ERROR_JTAG_TRANSITION_INVALID -- The path includes invalid * state transitions. */ -extern void jtag_add_pathmove(int num_states, const tap_state_t* path); +void jtag_add_pathmove(int num_states, const tap_state_t* path); /** * jtag_add_statemove() moves from the current state to @a goal_state. @@ -541,7 +551,7 @@ extern void jtag_add_pathmove(int num_states, const tap_state_t* path); * Moves from the current state to the goal \a state. * Both states must be stable. */ -extern int jtag_add_statemove(tap_state_t goal_state); +int jtag_add_statemove(tap_state_t goal_state); /** * Goes to TAP_IDLE (if we're not already there), cycle @@ -553,7 +563,7 @@ extern int jtag_add_statemove(tap_state_t goal_state); * via TAP_IDLE. * @param endstate The final state. */ -extern void jtag_add_runtest(int num_cycles, tap_state_t endstate); +void jtag_add_runtest(int num_cycles, tap_state_t endstate); /** * A reset of the TAP state machine can be requested. @@ -578,7 +588,7 @@ extern void jtag_add_runtest(int num_cycles, tap_state_t endstate); * are undefined, but when srst_pulls_trst or vice versa, * then trst & srst *must* be asserted together. */ -extern void jtag_add_reset(int req_tlr_or_trst, int srst); +void jtag_add_reset(int req_tlr_or_trst, int srst); /** @@ -589,15 +599,15 @@ extern void jtag_add_reset(int req_tlr_or_trst, int srst); * Return the value of the global variable. * **/ -extern tap_state_t jtag_set_end_state(tap_state_t state); +tap_state_t jtag_set_end_state(tap_state_t state); /** * Function jtag_get_end_state * * Return the value of the global variable for end state * **/ -extern tap_state_t jtag_get_end_state(void); -extern void jtag_add_sleep(uint32_t us); +tap_state_t jtag_get_end_state(void); +void jtag_add_sleep(uint32_t us); /** @@ -628,10 +638,10 @@ void jtag_add_clocks(int num_cycles); * jtag_add_xxx() commands can either be executed immediately or * at some time between the jtag_add_xxx() fn call and jtag_execute_queue(). */ -extern int jtag_execute_queue(void); +int jtag_execute_queue(void); /// same as jtag_execute_queue() but does not clear the error flag -extern void jtag_execute_queue_noclear(void); +void jtag_execute_queue_noclear(void); /// @returns the number of times the scan queue has been flushed int jtag_get_flush_queue_count(void); @@ -641,8 +651,8 @@ void jtag_notify_event(enum jtag_event); /* can be implemented by hw + sw */ -extern int jtag_power_dropout(int* dropout); -extern int jtag_srst_asserted(int* srst_asserted); +int jtag_power_dropout(int* dropout); +int jtag_srst_asserted(int* srst_asserted); /* JTAG support functions */ @@ -653,9 +663,9 @@ extern int jtag_srst_asserted(int* srst_asserted); * @param mask Pointer to scan mask; may be NULL. * @returns Nothing, but calls jtag_set_error() on any error. */ -extern void jtag_check_value_mask(scan_field_t *field, uint8_t *value, uint8_t *mask); +void jtag_check_value_mask(scan_field_t *field, uint8_t *value, uint8_t *mask); -extern void jtag_sleep(uint32_t us); +void jtag_sleep(uint32_t us); /* * The JTAG subsystem defines a number of error codes, @@ -698,7 +708,7 @@ extern void jtag_sleep(uint32_t us); * There is no jtag_add_dr_outin() version of this fn that also allows * clocking data back in. Patches gladly accepted! */ -extern void jtag_add_dr_out(jtag_tap_t* tap, +void jtag_add_dr_out(jtag_tap_t* tap, int num_fields, const int* num_bits, const uint32_t* value, tap_state_t end_state); diff --git a/src/jtag/minidriver.h b/src/jtag/minidriver.h index b7c01abc..57d1d6e9 100644 --- a/src/jtag/minidriver.h +++ b/src/jtag/minidriver.h @@ -81,35 +81,35 @@ static inline void interface_jtag_add_scan_check_alloc(scan_field_t *field) field->in_value = (uint8_t *)cmd_queue_alloc(num_bytes); } -extern void interface_jtag_add_dr_out(jtag_tap_t* tap, +void interface_jtag_add_dr_out(jtag_tap_t* tap, int num_fields, const int* num_bits, const uint32_t* value, tap_state_t end_state); -extern void interface_jtag_add_callback(jtag_callback1_t f, jtag_callback_data_t data0); +void interface_jtag_add_callback(jtag_callback1_t f, jtag_callback_data_t data0); -extern void interface_jtag_add_callback4(jtag_callback_t f, jtag_callback_data_t data0, +void interface_jtag_add_callback4(jtag_callback_t f, jtag_callback_data_t data0, jtag_callback_data_t data1, jtag_callback_data_t data2, jtag_callback_data_t data3); #endif -extern int interface_jtag_add_ir_scan( +int interface_jtag_add_ir_scan( int num_fields, const scan_field_t* fields, tap_state_t endstate); -extern int interface_jtag_add_plain_ir_scan( +int interface_jtag_add_plain_ir_scan( int num_fields, const scan_field_t* fields, tap_state_t endstate); -extern int interface_jtag_add_dr_scan( +int interface_jtag_add_dr_scan( int num_fields, const scan_field_t* fields, tap_state_t endstate); -extern int interface_jtag_add_plain_dr_scan( +int interface_jtag_add_plain_dr_scan( int num_fields, const scan_field_t* fields, tap_state_t endstate); -extern int interface_jtag_add_tlr(void); -extern int interface_jtag_add_pathmove(int num_states, const tap_state_t* path); -extern int interface_jtag_add_runtest(int num_cycles, tap_state_t endstate); +int interface_jtag_add_tlr(void); +int interface_jtag_add_pathmove(int num_states, const tap_state_t* path); +int interface_jtag_add_runtest(int num_cycles, tap_state_t endstate); /** * This drives the actual srst and trst pins. srst will always be 0 @@ -119,16 +119,15 @@ extern int interface_jtag_add_runtest(int num_cycles, tap_state_t endstate); * the higher level jtag_add_reset will invoke jtag_add_tlr() if * approperiate */ -extern int interface_jtag_add_reset(int trst, int srst); -extern int interface_jtag_add_sleep(uint32_t us); -extern int interface_jtag_add_clocks(int num_cycles); -extern int interface_jtag_execute_queue(void); +int interface_jtag_add_reset(int trst, int srst); +int interface_jtag_add_sleep(uint32_t us); +int interface_jtag_add_clocks(int num_cycles); +int interface_jtag_execute_queue(void); /** * Calls the interface callback to execute the queue. This routine * is used by the JTAG driver layer and should not be called directly. */ -extern int default_interface_jtag_execute_queue(void); - +int default_interface_jtag_execute_queue(void); #endif // MINIDRIVER_H -- cgit v1.2.3