linux_kernel/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/fuc/test.fuc

/*
 * Copyright 2013 Red Hat Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors: Ben Skeggs
 */

#ifdef INCLUDE_PROC
process(PROC_TEST, #test_init, #test_recv)
#endif

/******************************************************************************
 * TEST data segment
 *****************************************************************************/
#ifdef INCLUDE_DATA
#endif

/******************************************************************************
 * TEST code segment
 *****************************************************************************/
#ifdef INCLUDE_CODE
// description
//
// $r15 - current (test)
// $r14 - sender process name
// $r13 - message
// $r12 - data0
// $r11 - data1
// $r0  - zero
test_recv:
	nv_iord($r1, NV_PPWR_DSCRATCH(2))
	add b32 $r1 1
	nv_iowr(NV_PPWR_DSCRATCH(2), $r1)
	mov $r14 -0x2700 /* 0xd900, envyas grrr! */
	sethi $r14 0x134f0000
	call(timer)
	ret

// description
//
// $r15 - current (test)
// $r0  - zero
test_init:
	mov $r14 0x800
	call(timer)
	ret
#endif