tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
fork atom
kernel / arch / arm / boot / compressed / debug.S
at v3.10-rc2 12 lines 200 B view raw
1#include <linux/linkage.h> 2#include <asm/assembler.h> 3 4#include CONFIG_DEBUG_LL_INCLUDE 5 6ENTRY(putc) 7 addruart r1, r2, r3 8 waituart r3, r1 9 senduart r0, r1 10 busyuart r3, r1 11 mov pc, lr 12ENDPROC(putc)