include/asm/epapr_hcalls.h

11  * Redistribution and use in source and binary forms, with or without
15  *     * Redistributions in binary form must reproduce the above copyright
16  *       notice, this list of conditions and the following disclaimer in the
45  * language functions in a .S file, for optimization.  It allows
79  * r3 and r11 are not included in any clobbers list because they are always
250  * interrupt, which must be the interrupt currently in service. By
359  * @rx_count: returned count of bytes in receive queue
360  * @tx_count: returned count of free space in transmit queue
362  * This function reports the amount of data in the receive queue (i.e. the
363  * number of bytes you can read), and the amount of free space in the transmit
465 static inline unsigned long epapr_hypercall(unsigned long *in,
470 	register unsigned long r3 asm("r3") = in[0];
471 	register unsigned long r4 asm("r4") = in[1];
472 	register unsigned long r5 asm("r5") = in[2];
473 	register unsigned long r6 asm("r6") = in[3];
474 	register unsigned long r7 asm("r7") = in[4];
475 	register unsigned long r8 asm("r8") = in[5];
476 	register unsigned long r9 asm("r9") = in[6];
477 	register unsigned long r10 asm("r10") = in[7];
501 static unsigned long epapr_hypercall(unsigned long *in,
511 	unsigned long in[8] = {0};
515 	r = epapr_hypercall(in, out, nr);
523 	unsigned long in[8] = {0};
526 	return epapr_hypercall(in, out, nr);
531 	unsigned long in[8] = {0};
534 	in[0] = p1;
535 	return epapr_hypercall(in, out, nr);
541 	unsigned long in[8] = {0};
544 	in[0] = p1;
545 	in[1] = p2;
546 	return epapr_hypercall(in, out, nr);
552 	unsigned long in[8] = {0};
555 	in[0] = p1;
556 	in[1] = p2;
557 	in[2] = p3;
558 	return epapr_hypercall(in, out, nr);
565 	unsigned long in[8] = {0};
568 	in[0] = p1;
569 	in[1] = p2;
570 	in[2] = p3;
571 	in[3] = p4;
572 	return epapr_hypercall(in, out, nr);