| /kernel/trunk/arch/mips32/src/drivers/arc.c |
|---|
| 183,3 → 183,22 |
| interrupts_restore(ipl); |
| } |
| /** Try to get character, return character or -1 if not available */ |
| int arc_getchar(void) |
| { |
| char ch; |
| __u32 count; |
| long result; |
| if (arc_entry->getreadstatus(0)) |
| return -1; |
| result = arc_entry->read(0, &ch, 1, &count); |
| if (result || count!=1) { |
| cpu_halt(); |
| return -1; |
| } |
| if (ch == '\r') |
| return '\n'; |
| return ch; |
| } |