Lines Matching refs:rx
17 .macro addruart, rx, tmp
18 mrc p15, 0, \rx, c1, c0
19 tst \rx, #1 @ MMU enabled?
20 ldreq \rx, =(AT91_BASE_SYS + AT91_DBGU) @ System peripherals (phys address)
21 ldrne \rx, =(AT91_VA_BASE_SYS + AT91_DBGU) @ System peripherals (virt address)
24 .macro senduart,rd,rx
25 strb \rd, [\rx, #(AT91_DBGU_THR - AT91_DBGU)] @ Write to Transmitter Holding Register
28 .macro waituart,rd,rx
29 1001: ldr \rd, [\rx, #(AT91_DBGU_SR - AT91_DBGU)] @ Read Status Register
34 .macro busyuart,rd,rx
35 1001: ldr \rd, [\rx, #(AT91_DBGU_SR - AT91_DBGU)] @ Read Status Register