altos/stmf0: use double buffering for USB rx data
authorKeith Packard <keithp@keithp.com>
Mon, 8 Jan 2018 01:43:42 +0000 (17:43 -0800)
committerKeith Packard <keithp@keithp.com>
Mon, 8 Jan 2018 01:43:42 +0000 (17:43 -0800)
commit8545ed42bd29152f4937fb6457aba5fbd57e7691
treef7f9b63f4c734f5ce73e431ea4cefe1a203a6ce5
parent42072f591690b8258d957ab7a9b2f5d911676b39
altos/stmf0: use double buffering for USB rx data

This also allows us to stop shadowing USB rx buffers in system ram

Signed-off-by: Keith Packard <keithp@keithp.com>
src/stmf0/ao_usb_stm.c
src/stmf0/stm32f0.h