Searched refs:dma_busy (Results 1 - 3 of 3) sorted by relevance

/freebsd-10.3-release/sys/ia64/isa/
H A Disa_dma.c63 static u_int8_t dma_busy = 0; /* Used in isa_dmastart() */ variable
162 if (dma_busy & (1 << chan)) {
163 dma_busy &= ~(1 << chan);
330 if (dma_busy & (1 << chan))
337 dma_busy |= (1 << chan);
368 if (((dma_busy & (1 << chan)) == 0) &&
386 dma_busy &= ~(1 << chan);
436 if (((dma_busy & (1 << chan)) == 0) &&
496 if (((dma_busy & (1 << chan)) == 0) &&
/freebsd-10.3-release/sys/x86/isa/
H A Disa_dma.c71 static u_int8_t dma_busy = 0; /* Used in isa_dmastart() */ variable
187 if (dma_busy & (1 << chan)) {
188 dma_busy &= ~(1 << chan);
263 if (dma_busy & (1 << chan))
267 dma_busy |= (1 << chan);
374 if (((dma_busy & (1 << chan)) == 0) &&
388 dma_busy &= ~(1 << chan);
473 if (((dma_busy & (1 << chan)) == 0) &&
548 if (((dma_busy & (1 << chan)) == 0) &&
/freebsd-10.3-release/sys/pc98/cbus/
H A Dcbus_dma.c72 static u_int8_t dma_busy = 0; /* Used in isa_dmastart() */ variable
171 if (dma_busy & (1 << chan)) {
172 dma_busy &= ~(1 << chan);
224 if (dma_busy & (1 << chan))
228 dma_busy |= (1 << chan);
303 if (((dma_busy & (1 << chan)) == 0) &&
317 dma_busy &= ~(1 << chan);
407 if (((dma_busy & (1 << chan)) == 0) &&
474 if (((dma_busy & (1 << chan)) == 0) &&

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