ecp2_3.c File Reference

Include dependency graph for ecp2_3.c:

Go to the source code of this file.

Macros
#define	ISC_DISABLE   0x1E
#define	ISC_ENABLE   0x15
#define	ISC_ERASE   0x03
#define	ISC_PROGRAM_USERCODE   0x1A
#define	LSCC_BITSTREAM_BURST   0x02
#define	LSCC_READ_STATUS   0x53
#define	LSCC_REFRESH   0x23
#define	LSCC_RESET_ADDRESS   0x21
#define	PROGRAM_SPI   0x3A
#define	READ_USERCODE   0x17
#define	REGISTER_ALL_BITS_0   0x00000000
#define	REGISTER_ALL_BITS_1   0xffffffff
#define	STATUS_DONE_BIT   0x00020000
#define	STATUS_ERROR_BITS_ECP2   0x00040003
#define	STATUS_ERROR_BITS_ECP3   0x00040007

Functions
int	lattice_ecp2_3_connect_spi_to_jtag (struct lattice_pld_device *pld_device_info)
int	lattice_ecp2_3_disconnect_spi_from_jtag (struct lattice_pld_device *pld_device_info)
static int	lattice_ecp2_3_erase_device (struct lattice_pld_device *lattice_device)
static int	lattice_ecp2_3_exit_programming_mode (struct lattice_pld_device *lattice_device)
int	lattice_ecp2_3_get_facing_read_bits (struct lattice_pld_device *pld_device_info, unsigned int *facing_read_bits)
static int	lattice_ecp2_3_program_config_map (struct lattice_pld_device *lattice_device, struct lattice_bit_file *bit_file)
int	lattice_ecp2_3_read_status (struct jtag_tap *tap, uint32_t *status, uint32_t out, bool do_idle)
int	lattice_ecp2_3_read_usercode (struct jtag_tap *tap, uint32_t *usercode, uint32_t out)
int	lattice_ecp2_3_refresh (struct lattice_pld_device *lattice_device)
int	lattice_ecp2_3_write_usercode (struct lattice_pld_device *lattice_device, uint32_t usercode)
int	lattice_ecp2_load (struct lattice_pld_device *lattice_device, struct lattice_bit_file *bit_file)
int	lattice_ecp3_load (struct lattice_pld_device *lattice_device, struct lattice_bit_file *bit_file)

Macro Definition Documentation

ISC_DISABLE

#define ISC_DISABLE   0x1E

Definition at line 21 of file ecp2_3.c.

ISC_ENABLE

#define ISC_ENABLE   0x15

Definition at line 16 of file ecp2_3.c.

ISC_ERASE

#define ISC_ERASE   0x03

Definition at line 19 of file ecp2_3.c.

ISC_PROGRAM_USERCODE

#define ISC_PROGRAM_USERCODE   0x1A

Definition at line 18 of file ecp2_3.c.

LSCC_BITSTREAM_BURST

#define LSCC_BITSTREAM_BURST   0x02

Definition at line 23 of file ecp2_3.c.

LSCC_READ_STATUS

#define LSCC_READ_STATUS   0x53

Definition at line 22 of file ecp2_3.c.

LSCC_REFRESH

#define LSCC_REFRESH   0x23

Definition at line 15 of file ecp2_3.c.

LSCC_RESET_ADDRESS

#define LSCC_RESET_ADDRESS   0x21

Definition at line 17 of file ecp2_3.c.

PROGRAM_SPI

#define PROGRAM_SPI   0x3A

Definition at line 24 of file ecp2_3.c.

READ_USERCODE

#define READ_USERCODE   0x17

Definition at line 20 of file ecp2_3.c.

REGISTER_ALL_BITS_0

#define REGISTER_ALL_BITS_0   0x00000000

Definition at line 30 of file ecp2_3.c.

REGISTER_ALL_BITS_1

#define REGISTER_ALL_BITS_1   0xffffffff

Definition at line 29 of file ecp2_3.c.

STATUS_DONE_BIT

#define STATUS_DONE_BIT   0x00020000

Definition at line 26 of file ecp2_3.c.

STATUS_ERROR_BITS_ECP2

#define STATUS_ERROR_BITS_ECP2   0x00040003

Definition at line 27 of file ecp2_3.c.

STATUS_ERROR_BITS_ECP3

#define STATUS_ERROR_BITS_ECP3   0x00040007

Definition at line 28 of file ecp2_3.c.

Function Documentation

lattice_ecp2_3_connect_spi_to_jtag()

int lattice_ecp2_3_connect_spi_to_jtag

(

struct lattice_pld_device *

pld_device_info

)

Definition at line 254 of file ecp2_3.c.

References ERROR_FAIL, ERROR_OK, ISC_DISABLE, ISC_ENABLE, ISC_ERASE, jtag_execute_queue(), lattice_set_instr(), PROGRAM_SPI, lattice_pld_device::tap, and TAP_IDLE.

Referenced by lattice_connect_spi_to_jtag().

lattice_ecp2_3_disconnect_spi_from_jtag()

int lattice_ecp2_3_disconnect_spi_from_jtag

(

struct lattice_pld_device *

pld_device_info

)

Definition at line 282 of file ecp2_3.c.

References BYPASS, ERROR_FAIL, ERROR_OK, jtag_execute_queue(), lattice_set_instr(), lattice_pld_device::tap, and TAP_IDLE.

Referenced by lattice_disconnect_spi_from_jtag().

lattice_ecp2_3_erase_device()

static int lattice_ecp2_3_erase_device ( struct lattice_pld_device *  lattice_device )

static

Definition at line 80 of file ecp2_3.c.

References buffer, ERROR_FAIL, ERROR_OK, lattice_pld_device::family, scan_field::in_value, ISC_ERASE, ISC_PROGRAM_USERCODE, jtag_add_dr_scan(), jtag_add_runtest(), jtag_add_sleep(), LATTICE_ECP2, lattice_set_instr(), lattice_verify_usercode(), LSCC_RESET_ADDRESS, mask, NULL, scan_field::num_bits, scan_field::out_value, REGISTER_ALL_BITS_0, REGISTER_ALL_BITS_1, lattice_pld_device::tap, TAP_IDLE, and TAP_IRPAUSE.

Referenced by lattice_ecp2_load(), and lattice_ecp3_load().

lattice_ecp2_3_exit_programming_mode()

static int lattice_ecp2_3_exit_programming_mode ( struct lattice_pld_device *  lattice_device )

static

Definition at line 153 of file ecp2_3.c.

References BYPASS, ERROR_FAIL, ERROR_OK, ISC_DISABLE, jtag_add_runtest(), jtag_add_sleep(), jtag_execute_queue(), lattice_set_instr(), lattice_pld_device::tap, and TAP_IDLE.

Referenced by lattice_ecp2_load(), and lattice_ecp3_load().

lattice_ecp2_3_get_facing_read_bits()

int lattice_ecp2_3_get_facing_read_bits	(	struct lattice_pld_device *	pld_device_info,
		unsigned int *	facing_read_bits
	)

Definition at line 298 of file ecp2_3.c.

References ERROR_FAIL, and ERROR_OK.

Referenced by lattice_get_stuff_bits().

lattice_ecp2_3_program_config_map()

static int lattice_ecp2_3_program_config_map ( struct lattice_pld_device *  lattice_device, struct lattice_bit_file *  bit_file  )

static

Definition at line 127 of file ecp2_3.c.

References raw_bit_file::data, ERROR_FAIL, ERROR_OK, scan_field::in_value, jtag_add_dr_scan(), jtag_add_runtest(), jtag_add_sleep(), jtag_execute_queue(), lattice_set_instr(), raw_bit_file::length, LSCC_BITSTREAM_BURST, LSCC_RESET_ADDRESS, NULL, scan_field::num_bits, lattice_bit_file::offset, scan_field::out_value, lattice_bit_file::raw_bit, lattice_pld_device::tap, and TAP_IDLE.

Referenced by lattice_ecp2_load(), and lattice_ecp3_load().

lattice_ecp2_3_read_status()

int lattice_ecp2_3_read_status	(	struct jtag_tap *	tap,
		uint32_t *	status,
		uint32_t	out,
		bool	do_idle
	)

Definition at line 32 of file ecp2_3.c.

References lattice_read_u32_register(), LSCC_READ_STATUS, and status.

Referenced by lattice_read_status_u32().

lattice_ecp2_3_read_usercode()

int lattice_ecp2_3_read_usercode	(	struct jtag_tap *	tap,
		uint32_t *	usercode,
		uint32_t	out
	)

Definition at line 37 of file ecp2_3.c.

References lattice_read_u32_register(), and READ_USERCODE.

Referenced by lattice_read_usercode().

lattice_ecp2_3_refresh()

int lattice_ecp2_3_refresh

(

struct lattice_pld_device *

lattice_device

)

Definition at line 308 of file ecp2_3.c.

References ERROR_FAIL, ERROR_OK, jtag_execute_queue(), lattice_set_instr(), LSCC_REFRESH, lattice_pld_device::tap, and TAP_IDLE.

Referenced by COMMAND_HANDLER().

lattice_ecp2_3_write_usercode()

int lattice_ecp2_3_write_usercode	(	struct lattice_pld_device *	lattice_device,
		uint32_t	usercode
	)

Definition at line 42 of file ecp2_3.c.

References buffer, ERROR_FAIL, ERROR_OK, h_u32_to_le(), scan_field::in_value, ISC_DISABLE, ISC_ENABLE, ISC_PROGRAM_USERCODE, jtag_add_dr_scan(), jtag_add_runtest(), jtag_add_sleep(), jtag_execute_queue(), lattice_set_instr(), lattice_verify_usercode(), NULL, scan_field::num_bits, scan_field::out_value, REGISTER_ALL_BITS_1, lattice_pld_device::tap, and TAP_IDLE.

Referenced by lattice_write_usercode().

lattice_ecp2_load()

int lattice_ecp2_load	(	struct lattice_pld_device *	lattice_device,
		struct lattice_bit_file *	bit_file
	)

Definition at line 172 of file ecp2_3.c.

References ERROR_FAIL, ERROR_OK, jtag_tap::expected, ISC_ENABLE, jtag_add_runtest(), jtag_add_sleep(), lattice_ecp2_3_erase_device(), lattice_ecp2_3_exit_programming_mode(), lattice_ecp2_3_program_config_map(), lattice_preload(), lattice_set_instr(), lattice_verify_status_register_u32(), LSCC_REFRESH, mask, REGISTER_ALL_BITS_1, STATUS_DONE_BIT, STATUS_ERROR_BITS_ECP2, lattice_pld_device::tap, and TAP_IDLE.

Referenced by lattice_load_command().

lattice_ecp3_load()

int lattice_ecp3_load	(	struct lattice_pld_device *	lattice_device,
		struct lattice_bit_file *	bit_file
	)

Definition at line 212 of file ecp2_3.c.

References ERROR_FAIL, ERROR_OK, jtag_tap::expected, ISC_ENABLE, jtag_add_runtest(), jtag_add_sleep(), lattice_ecp2_3_erase_device(), lattice_ecp2_3_exit_programming_mode(), lattice_ecp2_3_program_config_map(), lattice_preload(), lattice_set_instr(), lattice_verify_status_register_u32(), LSCC_REFRESH, mask, REGISTER_ALL_BITS_1, STATUS_DONE_BIT, STATUS_ERROR_BITS_ECP3, lattice_pld_device::tap, and TAP_IDLE.

Referenced by lattice_load_command().