ABC80/max80_fw @ d6d6390bca51113b8e0314a879ae89e6f4784b52

H. Peter Anvin d6d6390bca Clean up _start() -- the one in libc doesn't zero bss correctly		3 lat temu
..
ip	69476ffdf6 Add I/O interface to the ABC bus, using SDRAM DMA	3 lat temu
output_files	d6d6390bca Clean up _start() -- the one in libc doesn't zero bss correctly	3 lat temu
scripts	27454bdbd3 qsfdeps.pl: ignore Signaltap files	3 lat temu
simulation	265fb7692e CPU now can execute instructions, at least in simulation!!	3 lat temu
.gitignore	e32df0c25b Remove max80.map from tree	3 lat temu
Makefile	518503fa99 iodev: centralize definitions and auto-generate boiler plate code	3 lat temu
abcbus.sv	ec99762a84 Use waitirq rather than suspending a memory transaction for SD card	3 lat temu
fast_mem.sv	1f822e260c Change onboard fast SRAM from 8K to 32K	3 lat temu
functions.sv	f2060589ab Default baud rate = 115200, baud rate programmable	3 lat temu
i2c.sv	f6f9bf7ede Add i2c unit	3 lat temu
iodevs.vh	f6f9bf7ede Add i2c unit	3 lat temu
max80.pins	f476073603 SPI ROM -> SDRAM download unit (not quite working yet?)	3 lat temu
max80.qpf	062a3d9eb1 Reorganize tree so a single Makefile can do the right thing	3 lat temu
max80.qsf	ec99762a84 Use waitirq rather than suspending a memory transaction for SD card	3 lat temu
max80.sdc	8368aa9534 fpga: parameterize the rtc_32khz workaround	3 lat temu
max80.sv	d6d6390bca Clean up _start() -- the one in libc doesn't zero bss correctly	3 lat temu
max80jic.cof	42f4ad6376 Make downloader work; use PLL for SDRAM clock offset	3 lat temu
picorv32.v	ec99762a84 Use waitirq rather than suspending a memory transaction for SD card	3 lat temu
sdcard.sv	ec99762a84 Use waitirq rather than suspending a memory transaction for SD card	3 lat temu
sdram.sv	2ee2c77bd7 sdram: fix initialization sequence again	3 lat temu
spi_master.sv	062a3d9eb1 Reorganize tree so a single Makefile can do the right thing	3 lat temu
spirom.sv	0b0eec607b spirom: fix data corruption on reader stall	3 lat temu
synchro.sv	062a3d9eb1 Reorganize tree so a single Makefile can do the right thing	3 lat temu
sysclock.sv	8ead1845e1 fpga/sysclock: fix off-by-one in periodic pulse generation	3 lat temu
tmdsenc.sv	062a3d9eb1 Reorganize tree so a single Makefile can do the right thing	3 lat temu
transpose.sv	062a3d9eb1 Reorganize tree so a single Makefile can do the right thing	3 lat temu
tty.sv	6a406133f0 Add sdcard and sysclock units; reshuffle address map	3 lat temu