From 11fa1489444823db38484d5e995f816b3652b594 Mon Sep 17 00:00:00 2001 From: oharboe Date: Tue, 26 Feb 2008 06:25:22 +0000 Subject: - jtag minidriver work in progress - svn:eol-style=native. Let's see how that works out :-) git-svn-id: svn://svn.berlios.de/openocd/trunk@349 b42882b7-edfa-0310-969c-e2dbd0fdcd60 --- src/jtag/jtag.h | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) (limited to 'src/jtag/jtag.h') diff --git a/src/jtag/jtag.h b/src/jtag/jtag.h index 95a86e65..0c9c3675 100644 --- a/src/jtag/jtag.h +++ b/src/jtag/jtag.h @@ -77,12 +77,13 @@ typedef struct scan_field_s u8 *out_mask; /* only masked bits care */ u8 *in_value; /* pointer to a 32-bit memory location to take data scanned out */ /* in_check_value/mask, in_handler_error_handler, in_handler_priv can be used by the in handler, otherwise they contain garbage */ - u8 *in_check_value; /* used to validate scan results */ - u8 *in_check_mask; /* check specified bits against check_value */ + u8 *in_check_value; /* used to validate scan results */ + u8 *in_check_mask; /* check specified bits against check_value */ in_handler_t in_handler; /* process received buffer using this handler */ void *in_handler_priv; /* additional information for the in_handler */ } scan_field_t; + enum scan_type { /* IN: from device to host, OUT: from host to device */ @@ -244,9 +245,13 @@ extern int jtag_register_commands(struct command_context_s *cmd_ctx); /* JTAG interface, can be implemented with a software or hardware fifo */ extern int jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_state endstate); +extern int interface_jtag_add_ir_scan(int num_fields, scan_field_t *fields, enum tap_state endstate); extern int jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_state endstate); +extern int interface_jtag_add_dr_scan(int num_fields, scan_field_t *fields, enum tap_state endstate); extern int jtag_add_plain_ir_scan(int num_fields, scan_field_t *fields, enum tap_state endstate); +extern int interface_jtag_add_plain_ir_scan(int num_fields, scan_field_t *fields, enum tap_state endstate); extern int jtag_add_plain_dr_scan(int num_fields, scan_field_t *fields, enum tap_state endstate); +extern int interface_jtag_add_plain_dr_scan(int num_fields, scan_field_t *fields, enum tap_state endstate); /* execute a state transition within the JTAG standard, but the exact path * path that is taken is undefined. Many implementations use precisely * 7 clocks to perform a transition, but it could be more or less @@ -266,16 +271,22 @@ extern int jtag_add_plain_dr_scan(int num_fields, scan_field_t *fields, enum tap * side effects. */ extern int jtag_add_statemove(enum tap_state endstate); +extern int interface_jtag_add_statemove(enum tap_state endstate); /* A list of unambigious single clock state transitions, not * all drivers can support this, but it is required for e.g. * XScale and Xilinx support */ extern int jtag_add_pathmove(int num_states, enum tap_state *path); +extern int interface_jtag_add_pathmove(int num_states, enum tap_state *path); /* cycle precisely num_cycles in the TAP_RTI state */ extern int jtag_add_runtest(int num_cycles, enum tap_state endstate); +extern int interface_jtag_add_runtest(int num_cycles, enum tap_state endstate); extern int jtag_add_reset(int trst, int srst); +extern int interface_jtag_add_reset(int trst, int srst); extern int jtag_add_end_state(enum tap_state endstate); +extern int inteface_jtag_add_end_state(enum tap_state endstate); extern int jtag_add_sleep(u32 us); +extern int interface_jtag_add_sleep(u32 us); /* * For software FIFO implementations, the queued commands can be executed * during this call or earlier. A sw queue might decide to push out @@ -297,6 +308,8 @@ extern int jtag_add_sleep(u32 us); * at some time between the jtag_add_xxx() fn call and jtag_execute_queue(). */ extern int jtag_execute_queue(void); +/* can be implemented by hw+sw */ +extern int interface_jtag_execute_queue(void); /* JTAG support functions */ extern void jtag_set_check_value(scan_field_t *field, u8 *value, u8 *mask, error_handler_t *in_error_handler); @@ -323,4 +336,6 @@ extern int jtag_verify_capture_ir; #define ERROR_JTAG_RESET_WOULD_ASSERT_TRST (-105) #define ERROR_JTAG_RESET_CANT_SRST (-106) #define ERROR_JTAG_DEVICE_ERROR (-107) + + #endif /* JTAG_H */ -- cgit v1.2.3