phyp-hvcall.S (256281) | phyp-hvcall.S (257292) |
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1/*- 2 * Copyright (C) 2010 Andreas Tobler 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 8 unchanged lines hidden (view full) --- 17 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 18 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 20 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 21 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 22 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 23 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 * | 1/*- 2 * Copyright (C) 2010 Andreas Tobler 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 8 unchanged lines hidden (view full) --- 17 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 18 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 20 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 21 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 22 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 23 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 * |
25 * $FreeBSD: stable/10/sys/powerpc/pseries/phyp-hvcall.S 255643 2013-09-17 17:37:04Z nwhitehorn $ | 25 * $FreeBSD: stable/10/sys/powerpc/pseries/phyp-hvcall.S 257292 2013-10-28 23:47:52Z nwhitehorn $ |
26 */ 27#include <machine/asm.h> 28 29/* Hypervisor entry call. */ 30#define hc .long 0x44000022 31 32/* 33 * Simple HV calls take the same arguments, with the same ABI, as this 34 * C function 35 */ 36ASENTRY(phyp_hcall) 37 mflr %r0 38 std %r0,16(%r1) | 26 */ 27#include <machine/asm.h> 28 29/* Hypervisor entry call. */ 30#define hc .long 0x44000022 31 32/* 33 * Simple HV calls take the same arguments, with the same ABI, as this 34 * C function 35 */ 36ASENTRY(phyp_hcall) 37 mflr %r0 38 std %r0,16(%r1) |
39 ld %r11,112(%r1) /* Last couple args into volatile regs*/ 40 ld %r12,120(%r1) |
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39 hc /* invoke the hypervisor */ 40 ld %r0,16(%r1) 41 mtlr %r0 42 blr /* return r3 = status */ 43 44/* 45 * PFT HV calls take a special ABI (see PAPR 14.5.4.1) 46 * --- 22 unchanged lines hidden --- | 41 hc /* invoke the hypervisor */ 42 ld %r0,16(%r1) 43 mtlr %r0 44 blr /* return r3 = status */ 45 46/* 47 * PFT HV calls take a special ABI (see PAPR 14.5.4.1) 48 * --- 22 unchanged lines hidden --- |