Searched refs:mbox_read_4 (Results 1 - 1 of 1) sorted by relevance

/freebsd-10.3-release/sys/arm/broadcom/bcm2835/
H A Dbcm2835_mbox.c87 #define mbox_read_4(sc, reg) \ macro
100 while (!(mbox_read_4(sc, REG_STATUS) & STATUS_EMPTY)) {
101 msg = mbox_read_4(sc, REG_READ);
168 while ((mbox_read_4(sc, REG_STATUS) & STATUS_EMPTY) == 0)
169 (void)mbox_read_4(sc, REG_READ);
187 while ((mbox_read_4(sc, REG_STATUS) & STATUS_FULL) && --limit)

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