ABC80/max80_fw @ slow

kopia lustrzana https://git.zytor.com/abc80/max80/fw.git/

H. Peter Anvin 7c7d4cd52c usb: set the device serial number		3 lat temu
..
perlinc	14f9fd012d usbdescgen: fix language mask handling	3 lat temu
riscv-gnu-toolchain @ b39e36160a	062a3d9eb1 Reorganize tree so a single Makefile can do the right thing	3 lat temu
Makefile	5466a20b99 tools/Makefile: fix location of the tree root for .gitconfig	3 lat temu
iodevs.pl	372899ea3b Move most code to SDRAM; fix problems with code in SDRAM; cleanups	3 lat temu
usbdescgen.pl	7c7d4cd52c usb: set the device serial number	3 lat temu