Include dependency graph for osbdm.c:

Data Structures
struct	osbdm

struct	queue

struct	sequence

Macros
#define	OSBDM_CMD_INIT 0x11

#define	OSBDM_CMD_SPECIAL 0x27

#define	OSBDM_CMD_SPECIAL_SRST 0x01

#define	OSBDM_CMD_SPECIAL_SWAP 0x05

#define	OSBDM_SWAP_MAX (((OSBDM_USB_BUFSIZE - 6) / 5) * 16)

#define	OSBDM_USB_BUFSIZE 64

#define	OSBDM_USB_EP_READ 0x82

#define	OSBDM_USB_EP_WRITE 0x01

#define	OSBDM_USB_TIMEOUT 1000

Functions
static int	osbdm_add_pathmove (struct queue queue, tap_state_t path, unsigned int num_states)

static int	osbdm_add_runtest (struct queue *queue, unsigned int num_cycles, tap_state_t end_state)

static int	osbdm_add_scan (struct queue queue, struct scan_field fields, unsigned int num_fields, tap_state_t end_state, bool ir_scan)

static int	osbdm_add_stableclocks (struct queue *queue, unsigned int count)

static int	osbdm_add_statemove (struct queue *queue, tap_state_t new_state, int skip_first)

static int	osbdm_add_tms (struct queue queue, const uint8_t tms, int num_bits)

static int	osbdm_execute_command (struct osbdm osbdm, struct queue queue, struct jtag_command *cmd)

static int	osbdm_execute_queue (struct jtag_command *cmd_queue)

static int	osbdm_flush (struct osbdm osbdm, struct queue queue)

static int	osbdm_init (void)

static int	osbdm_open (struct osbdm *osbdm)

static int	osbdm_quit (void)

static int	osbdm_send_and_recv (struct osbdm *osbdm)

static int	osbdm_srst (struct osbdm *osbdm, int srst)

static int	osbdm_swap (struct osbdm osbdm, void tms, void tdi, void tdo, int length)

static struct sequence *	queue_add_tail (struct queue *queue, int len)

static struct queue *	queue_alloc (void)

static void	queue_drop_head (struct queue *queue)

static void	queue_free (struct queue *queue)

Variables
struct adapter_driver	osbdm_adapter_driver

static struct osbdm	osbdm_context

static struct jtag_interface	osbdm_interface

static const uint16_t	osbdm_pid [] = { 0x0042, 0x0058, 0x005e, 0 }

static const uint16_t	osbdm_vid [] = { 0x15a2, 0x15a2, 0x15a2, 0 }

Macro Definition Documentation

◆ OSBDM_CMD_INIT

#define OSBDM_CMD_INIT 0x11

Definition at line 107 of file osbdm.c.

◆ OSBDM_CMD_SPECIAL

#define OSBDM_CMD_SPECIAL 0x27

Definition at line 110 of file osbdm.c.

◆ OSBDM_CMD_SPECIAL_SRST

#define OSBDM_CMD_SPECIAL_SRST 0x01

Definition at line 114 of file osbdm.c.

◆ OSBDM_CMD_SPECIAL_SWAP

#define OSBDM_CMD_SPECIAL_SWAP 0x05

Definition at line 112 of file osbdm.c.

◆ OSBDM_SWAP_MAX

#define OSBDM_SWAP_MAX (((OSBDM_USB_BUFSIZE - 6) / 5) * 16)

Definition at line 116 of file osbdm.c.

◆ OSBDM_USB_BUFSIZE

#define OSBDM_USB_BUFSIZE 64

Definition at line 98 of file osbdm.c.

◆ OSBDM_USB_EP_READ

#define OSBDM_USB_EP_READ 0x82

Definition at line 104 of file osbdm.c.

◆ OSBDM_USB_EP_WRITE

#define OSBDM_USB_EP_WRITE 0x01

Definition at line 102 of file osbdm.c.

◆ OSBDM_USB_TIMEOUT

#define OSBDM_USB_TIMEOUT 1000

Definition at line 100 of file osbdm.c.

Function Documentation

◆ osbdm_add_pathmove()

static int osbdm_add_pathmove	(	struct queue *	queue,
		tap_state_t *	path,
		unsigned int	num_states
	)

static

Definition at line 381 of file osbdm.c.

References buf_set_u32(), ERROR_FAIL, ERROR_OK, LOG_ERROR, sequence::next, queue_add_tail(), tap_get_state(), tap_set_end_state(), tap_set_state, tap_state_name(), tap_state_transition(), and sequence::tms.

Referenced by osbdm_execute_command().

◆ osbdm_add_runtest()

static int osbdm_add_runtest	(	struct queue *	queue,
		unsigned int	num_cycles,
		tap_state_t	end_state
	)

static

Definition at line 537 of file osbdm.c.

References ERROR_FAIL, ERROR_OK, osbdm_add_stableclocks(), osbdm_add_statemove(), and TAP_IDLE.

Referenced by osbdm_execute_command().

◆ osbdm_add_scan()

static int osbdm_add_scan	(	struct queue *	queue,
		struct scan_field *	fields,
		unsigned int	num_fields,
		tap_state_t	end_state,
		bool	ir_scan
	)

static

Definition at line 489 of file osbdm.c.

References buf_set_u32(), DIV_ROUND_UP, ERROR_FAIL, ERROR_OK, scan_field::in_value, sequence::len, LOG_ERROR, sequence::next, osbdm_add_statemove(), scan_field::out_value, queue_add_tail(), queue::tail, TAP_DRSHIFT, tap_get_end_state(), tap_get_state(), TAP_IRSHIFT, tap_set_end_state(), sequence::tdi, sequence::tdo, and sequence::tms.

Referenced by osbdm_execute_command().

◆ osbdm_add_stableclocks()

static int osbdm_add_stableclocks	(	struct queue *	queue,
		unsigned int	count
	)

static

Definition at line 452 of file osbdm.c.

References count, DIV_ROUND_UP, ERROR_FAIL, ERROR_OK, LOG_ERROR, sequence::next, queue_add_tail(), tap_get_state(), tap_is_state_stable(), TAP_RESET, tap_state_name(), and sequence::tms.

Referenced by osbdm_add_runtest(), and osbdm_execute_command().

◆ osbdm_add_statemove()

static int osbdm_add_statemove	(	struct queue *	queue,
		tap_state_t	new_state,
		int	skip_first
	)

static

Definition at line 416 of file osbdm.c.

References buf_set_u32(), ERROR_FAIL, ERROR_OK, sequence::len, LOG_ERROR, sequence::next, queue_add_tail(), tap_get_end_state(), tap_get_state(), tap_get_tms_path(), tap_get_tms_path_len(), TAP_RESET, tap_set_end_state(), tap_set_state, and sequence::tms.

Referenced by osbdm_add_runtest(), osbdm_add_scan(), and osbdm_execute_command().

◆ osbdm_add_tms()

static int osbdm_add_tms	(	struct queue *	queue,
		const uint8_t *	tms,
		int	num_bits
	)

static

Definition at line 474 of file osbdm.c.

References buf_set_buf(), ERROR_FAIL, ERROR_OK, LOG_ERROR, sequence::next, queue_add_tail(), and sequence::tms.

Referenced by osbdm_execute_command().

◆ osbdm_execute_command()

static int osbdm_execute_command	(	struct osbdm *	osbdm,
		struct queue *	queue,
		struct jtag_command *	cmd
	)

static

Definition at line 554 of file osbdm.c.

References cmd, ERROR_FAIL, ERROR_OK, JTAG_PATHMOVE, JTAG_RESET, JTAG_RUNTEST, JTAG_SCAN, JTAG_SLEEP, jtag_sleep(), JTAG_STABLECLOCKS, JTAG_TLR_RESET, JTAG_TMS, LOG_ERROR, osbdm_add_pathmove(), osbdm_add_runtest(), osbdm_add_scan(), osbdm_add_stableclocks(), osbdm_add_statemove(), osbdm_add_tms(), osbdm_flush(), and osbdm_srst().

Referenced by osbdm_execute_queue().

◆ osbdm_execute_queue()

static int osbdm_execute_queue ( struct jtag_command * cmd_queue )

static

Definition at line 631 of file osbdm.c.

References cmd, ERROR_FAIL, ERROR_OK, LOG_ERROR, osbdm_context, osbdm_execute_command(), osbdm_flush(), queue_alloc(), and queue_free().

◆ osbdm_flush()

static int osbdm_flush	(	struct osbdm *	osbdm,
		struct queue *	queue
	)

static

Definition at line 289 of file osbdm.c.

References buf_set_buf(), DIV_ROUND_UP, ERROR_FAIL, ERROR_OK, queue::head, sequence::len, sequence::next, osbdm_swap(), OSBDM_SWAP_MAX, queue_drop_head(), sequence::tdi, sequence::tdo, and sequence::tms.

Referenced by osbdm_execute_command(), and osbdm_execute_queue().

◆ osbdm_init()

static int osbdm_init ( void )

static

Definition at line 661 of file osbdm.c.

◆ osbdm_open()

static int osbdm_open ( struct osbdm * osbdm )

static

Definition at line 363 of file osbdm.c.

References osbdm::devh, ERROR_FAIL, ERROR_OK, jtag_libusb_open(), NULL, osbdm_pid, and osbdm_vid.

◆ osbdm_quit()

static int osbdm_quit ( void )

static

Definition at line 375 of file osbdm.c.

References osbdm::devh, ERROR_OK, jtag_libusb_close(), and osbdm_context.

◆ osbdm_send_and_recv()

static int osbdm_send_and_recv ( struct osbdm * osbdm )

static

Definition at line 133 of file osbdm.c.

References osbdm::buffer, osbdm::count, count, osbdm::devh, ERROR_FAIL, ERROR_OK, jtag_libusb_bulk_read(), jtag_libusb_bulk_write(), LOG_ERROR, OSBDM_USB_BUFSIZE, OSBDM_USB_EP_READ, OSBDM_USB_EP_WRITE, and OSBDM_USB_TIMEOUT.

Referenced by osbdm_srst(), and osbdm_swap().

◆ osbdm_srst()

static int osbdm_srst	(	struct osbdm *	osbdm,
		int	srst
	)

static

Definition at line 178 of file osbdm.c.

References osbdm::buffer, osbdm::count, ERROR_FAIL, ERROR_OK, OSBDM_CMD_SPECIAL, OSBDM_CMD_SPECIAL_SRST, osbdm_send_and_recv(), and OSBDM_USB_BUFSIZE.

Referenced by osbdm_execute_command().

◆ osbdm_swap()

static int osbdm_swap	(	struct osbdm *	osbdm,
		void *	tms,
		void *	tdi,
		void *	tdo,
		int	length
	)

static

Definition at line 201 of file osbdm.c.

References buf_get_u32(), buf_set_u32(), osbdm::buffer, buffer, osbdm::count, DIV_ROUND_UP, ERROR_FAIL, ERROR_OK, length, LOG_ERROR, OSBDM_CMD_SPECIAL, OSBDM_CMD_SPECIAL_SWAP, osbdm_send_and_recv(), OSBDM_SWAP_MAX, and OSBDM_USB_BUFSIZE.

Referenced by osbdm_flush().

◆ queue_add_tail()

static struct sequence* queue_add_tail	(	struct queue *	queue,
		int	len
	)

static

Definition at line 30 of file osbdm.c.

References DIV_ROUND_UP, queue::head, sequence::len, LOG_ERROR, sequence::next, NULL, queue::tail, sequence::tdi, sequence::tdo, and sequence::tms.

Referenced by osbdm_add_pathmove(), osbdm_add_scan(), osbdm_add_stableclocks(), osbdm_add_statemove(), and osbdm_add_tms().

◆ queue_alloc()

static struct queue* queue_alloc ( void )

static

Definition at line 86 of file osbdm.c.

References queue::head, LOG_ERROR, and NULL.

Referenced by osbdm_execute_queue().

◆ queue_drop_head()

static void queue_drop_head ( struct queue * queue )

static

Definition at line 68 of file osbdm.c.

References queue::head, sequence::next, and sequence::tms.

Referenced by osbdm_flush(), and queue_free().

◆ queue_free()

static void queue_free ( struct queue * queue )

static

Definition at line 76 of file osbdm.c.

References queue::head, and queue_drop_head().

Referenced by osbdm_execute_queue().

Variable Documentation

◆ osbdm_adapter_driver

struct adapter_driver osbdm_adapter_driver

Initial value:

= {
    .name = "osbdm",
    .transports = jtag_only,
 
    .init = osbdm_init,
    .quit = osbdm_quit,
 
    .jtag_ops = &osbdm_interface,
}

Definition at line 661 of file osbdm.c.

◆ osbdm_context

struct osbdm osbdm_context

static

Definition at line 121 of file osbdm.c.

Referenced by osbdm_execute_queue(), and osbdm_quit().

◆ osbdm_interface

struct jtag_interface osbdm_interface

static

Initial value:

= {
    .execute_queue = osbdm_execute_queue,
}

Definition at line 661 of file osbdm.c.

◆ osbdm_pid

const uint16_t osbdm_pid[] = { 0x0042, 0x0058, 0x005e, 0 }

static

Definition at line 121 of file osbdm.c.

Referenced by osbdm_open().

◆ osbdm_vid

const uint16_t osbdm_vid[] = { 0x15a2, 0x15a2, 0x15a2, 0 }

static

Definition at line 120 of file osbdm.c.

Referenced by osbdm_open().

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ OSBDM_CMD_INIT

◆ OSBDM_CMD_SPECIAL

◆ OSBDM_CMD_SPECIAL_SRST

◆ OSBDM_CMD_SPECIAL_SWAP

◆ OSBDM_SWAP_MAX

◆ OSBDM_USB_BUFSIZE

◆ OSBDM_USB_EP_READ

◆ OSBDM_USB_EP_WRITE

◆ OSBDM_USB_TIMEOUT

Function Documentation

◆ osbdm_add_pathmove()

◆ osbdm_add_runtest()

◆ osbdm_add_scan()

◆ osbdm_add_stableclocks()

◆ osbdm_add_statemove()

◆ osbdm_add_tms()

◆ osbdm_execute_command()

◆ osbdm_execute_queue()

◆ osbdm_flush()

◆ osbdm_init()

◆ osbdm_open()

◆ osbdm_quit()

◆ osbdm_send_and_recv()

◆ osbdm_srst()

◆ osbdm_swap()

◆ queue_add_tail()

◆ queue_alloc()

◆ queue_drop_head()

◆ queue_free()

Variable Documentation

◆ osbdm_adapter_driver

◆ osbdm_context

◆ osbdm_interface

◆ osbdm_pid

◆ osbdm_vid