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platforms/ocp_tap_timecard: Add with_multiboot parameter to enable/disable multiboot images generation. 

Generating multiboot images is not very fast, disabling it for quick P&R iterations can be useful.
This commit is contained in:
Florent Kermarrec 2023-10-03 19:03:05 +02:00
parent aa853d5a48
commit 149ed9630c
1 changed files with 14 additions and 12 deletions
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26
litex_boards/platforms/ocp_tap_timecard.py
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@ -160,7 +160,7 @@ class Platform(Xilinx7SeriesPlatform):
default_clk_name = "clk200"
default_clk_period = 1e9/200e6
def __init__(self,toolchain="vivado"):
def __init__(self, toolchain="vivado", with_multiboot=True):
Xilinx7SeriesPlatform.__init__(self, "xc7a100t-fgg484-2", _io, toolchain=toolchain)
self.add_platform_command("set_property INTERNAL_VREF 0.750 [get_iobanks 34]")
self.add_platform_command("set_property INTERNAL_VREF 0.750 [get_iobanks 35]")
@ -176,18 +176,20 @@ class Platform(Xilinx7SeriesPlatform):
self.toolchain.additional_commands = [
# Non-Multiboot SPI-Flash bitstream generation.
"write_cfgmem -force -format bin -interface spix4 -size 16 -loadbit \"up 0x0 {build_name}.bit\" -file {build_name}.bin",
# Multiboot SPI-Flash Operational bitstream generation.
"set_property BITSTREAM.CONFIG.TIMER_CFG 0x0001fbd0 [current_design]",
"set_property BITSTREAM.CONFIG.CONFIGFALLBACK Enable [current_design]",
"write_bitstream -force {build_name}_operational.bit ",
"write_cfgmem -force -format bin -interface spix4 -size 16 -loadbit \"up 0x0 {build_name}_operational.bit\" -file {build_name}_operational.bin",
# Multiboot SPI-Flash Fallback bitstream generation.
"set_property BITSTREAM.CONFIG.NEXT_CONFIG_ADDR 0x00400000 [current_design]",
"write_bitstream -force {build_name}_fallback.bit ",
"write_cfgmem -force -format bin -interface spix4 -size 16 -loadbit \"up 0x0 {build_name}_fallback.bit\" -file {build_name}_fallback.bin"
]
if with_multiboot:
self.toolchain.additional_commands += [
# Multiboot SPI-Flash Operational bitstream generation.
"set_property BITSTREAM.CONFIG.TIMER_CFG 0x0001fbd0 [current_design]",
"set_property BITSTREAM.CONFIG.CONFIGFALLBACK Enable [current_design]",
"write_bitstream -force {build_name}_operational.bit ",
"write_cfgmem -force -format bin -interface spix4 -size 16 -loadbit \"up 0x0 {build_name}_operational.bit\" -file {build_name}_operational.bin",
# Multiboot SPI-Flash Fallback bitstream generation.
"set_property BITSTREAM.CONFIG.NEXT_CONFIG_ADDR 0x00400000 [current_design]",
"write_bitstream -force {build_name}_fallback.bit ",
"write_cfgmem -force -format bin -interface spix4 -size 16 -loadbit \"up 0x0 {build_name}_fallback.bit\" -file {build_name}_fallback.bin"
]
def create_programmer(self, name='openocd'):
if name == 'openocd':