def test_version(verbose=False):
"""
@brief Test Version
"""
# TODO - get version from VHDL source file...
response = read_address(0x0001) # Version - 0x----
def test_loopback_register(register=0, verbose=True):
print
print 'Loopback Register {:}'.format(register)
print
address = {
0 : 0x0003,
1 : 0x000B
}[register]
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0000) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0001) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0002) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0004) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0008) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0010) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0020) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0040) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0080) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0100) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0200) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0400) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0800) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x1000) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x2000) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x4000) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x8000) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0000) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x5555) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0xAAAA) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0xFFFF) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
write_address(address, 0x0000) # Write Loopback Register
read_address(address, verbose=verbose) # Loopback Register
def test_sanity(verbose=False):
"""
@brief Test Sanity
"""
response = read_address(0x0000) # Sanity Check - 0xDEAD
def test_gpio(verbose=True):
"""
Wishbone Register Offset = 0xE000
@param verbose
@returns None
@brief Test GPIO
"""
# 0xE000
# 0x0001 direction
# 0x0000 data
# //gpio(15 downto 6) => open,
# //gpio(5) => FPGA_DCM_RST,
# //gpio(4) => BUFFER_OE_N,
# //gpio(3) => LD_TAP4_N,
# //gpio(2) => LD_TAP3_N,
# //gpio(1) => LD_TAP2_N,
# //gpio(0) => LD_TAP1_N
# gpio(15 downto 12) => open,
# gpio(11) => open,
# gpio(10) => FPGA_DCM_RST,
# gpio(9) => LD_DATA_N,
# gpio(8) => BUFFER_OE_N,
# gpio(7) => LD_TAP4_N,
# gpio(6) => LD_TAP3_N,
# gpio(5) => LD_TAP2_N,
# gpio(4) => LD_TAP1_N,
# gpio(3) => CS_TAP4_N,
# gpio(2) => CS_TAP3_N,
# gpio(1) => CS_TAP2_N,
# gpio(0) => CS_TAP1_N
#verbose = True
print
print '@' * 50
print
print 'Test GPIO'
print
read_address(0xE000, verbose=verbose)
write_address(0xE001, 0xF000) # Direction
#logiWrite(0xE000, (0x00, 0x55)) # Data
write_address(0xE000, 0x5000) # Data
read_address(0xE000, verbose=verbose)
#logiWrite(0xE000, (0x00, 0xAA)) # Data
write_address(0xE000, 0xA000) # Data
read_address(0xE000, verbose=verbose)
# Drive BUFFER_OE_N Low
#logiWrite(0xE001, (0x01, 0x00)) # Direction = Output # LSB, MSB
write_address(0xE001, 0x0100) # Direction
#logiWrite(0xE000, (0x00, 0x00)) # Data
write_address(0xE000, 0x0000) # Data
read_address(0xE000, verbose=verbose)
def test_spi1(verbose=False):
"""
Wishbone Register Offset = 0xB000
@param verbose
@returns None
@brief Test SPI
"""
# Register Address Width WISHBONE Access Description
# REG_RXDATA 0x00 81 Read only Data from SPI port
# REG_TXDATA 0x04 81 Read/write Data to SPI port, SSMASK or control register
# REG_STATUS 0x08 8 Read only Status register
# REG_CONTROL 0x0C 8 Read/write Control register
# REG_SSMASK 0x10 81 Read/write Slave select register
print
print '@' * 50
print
print 'Test SPI 1'
print
print 'REG_RXDATA = 0x{:04X}'.format(read_address(0xB000, verbose=verbose))
print 'REG_TXDATA = 0x{:04X}'.format(read_address(0xB004, verbose=verbose))
reg_status = read_address(0xB008, verbose=verbose)
print 'REG_STATUS = 0x{:04X}'.format(reg_status)
err = (reg_status >> 7) & 0x0001
rrdy = (reg_status >> 6) & 0x0001
trdy = (reg_status >> 5) & 0x0001
tmt = (reg_status >> 4) & 0x0001
toe = (reg_status >> 3) & 0x0001
roe = (reg_status >> 2) & 0x0001
# 1 - reserved
# 0 - reserved
print ' E (REG_STATUS bit 7 - Error Bit) =', err
print ' RRDY (REG_STATUS bit 6 - Receive Ready Status) =', rrdy
print ' TRDY (REG_STATUS bit 5 - Transmit Ready Status) =', trdy
print ' TMT (REG_STATUS bit 4 - Transmit Shift Register is Empty) =', tmt
print ' TOE (REG_STATUS bit 3 - Transmit Overrun Error) =', toe
print ' ROE (REG_STATUS bit 2 - Receive Overrun Error) =', roe
# 1 - reserved
# 0 - reserved
reg_control = read_address(0xB00C, verbose=verbose)
print 'REG_CONTROL = 0x{:04X}'.format(reg_control)
sso = (reg_control >> 7) & 0x0001
# 6- reserved
ie = (reg_control >> 5) & 0x0001
irrdy = (reg_control >> 4) & 0x0001
itrdy = (reg_control >> 3) & 0x0001
# 2 - reserved
itoe = (reg_control >> 1) & 0x0001
iroe = (reg_control >> 0) & 0x0001
print ' SSO (REG_CONTROL bit 7 - Error Bit) =', sso
# 6- reserved
print ' IE (REG_CONTROL bit 5 - Transmit Ready Status) =', ie
print ' IRRDY (REG_CONTROL bit 4 - Transmit Shift Register is Empty) =', irrdy
print ' ITRDY (REG_CONTROL bit 3 - Transmit Overrun Error) =', itrdy
# 2- reserved
print ' ITOE (REG_CONTROL bit 1 - Receive Overrun Error) =', itoe
print ' IROE (REG_CONTROL bit 0 - Receive Overrun Error) =', iroe
print 'REG_SSMASK = 0x{:04X}'.format(read_address(0xB010, verbose=verbose))
def test_registers(verbose=True):
"""
Wishbone Register Offset = 0x0000
@param verbose
@returns None
@brief Test Registers
"""
# reg_in(0) => X"DEAD", -- sudo ./read_wishbone 0x0000
# reg_in(1) => VERSION,
# reg_in(2) => external_register,
# reg_in(3) => LOOPBACK_REGISTER,
# reg_in(4) => TAP1_INPUT,
# reg_in(5) => TAP2_INPUT,
# reg_in(6) => TAP3_INPUT,
# reg_in(7) => TAP4_INPUT,
# reg_in(8) => TAP1_REGISTER,
# reg_in(9) => TAP2_REGISTER,
# reg_in(10) => TAP3_REGISTER,
# reg_in(11) => TAP4_REGISTER
#0x0000 (173,)
#0x0001 (6,)
#0x0002 (0,)
#0x0002 (52,)
#0x0000 (173, 222) AD DE
#0x0001 (6, 0) 06 00
#0x0002 (52, 18) 34 12
#0x0002 (52, 18)
#0x0003 (3, 4) 3
#0x0003 (11, 4) # Switch B 1011
print
print 'FPGA Registers'
print
read_address(0x0000, verbose=verbose) # Sanity Check - 0xDEAD
read_address(0x0001, verbose=verbose) # Version
read_address(0x0002, verbose=verbose) # External Register
read_address(0x0003, verbose=verbose) # Loopback Register
read_address(0x0004, verbose=verbose) # TAP1_INPUT
read_address(0x0005, verbose=verbose) # TAP2_INPUT
read_address(0x0006, verbose=verbose) # TAP3_INPUT
read_address(0x0007, verbose=verbose) # TAP4_INPUT
read_address(0x0008, verbose=verbose) # TAP1_REGISTER
read_address(0x0009, verbose=verbose) # TAP2_REGISTER
read_address(0x000A, verbose=verbose) # TAP3_REGISTER
read_address(0x000B, verbose=verbose) # TAP4_REGISTER
read_address(0x000C, verbose=verbose)
read_address(0x000D, verbose=verbose)
read_address(0x000E, verbose=verbose)
read_address(0x000F, verbose=verbose)