[OpenSPARC-T2-DV] / verif / diag / assembly / arch / prm / interrupt / interrupt_dmu_cntrl_stall2.s

/*
* ========== Copyright Header Begin ==========================================
* 
* OpenSPARC T2 Processor File: interrupt_dmu_cntrl_stall2.s
* Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved
* 4150 Network Circle, Santa Clara, California 95054, U.S.A.
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*
* For the avoidance of doubt, and except that if any non-GPL license 
* choice is available it will apply instead, Sun elects to use only 
* the General Public License version 2 (GPLv2) at this time for any 
* software where a choice of GPL license versions is made 
* available with the language indicating that GPLv2 or any later version 
* may be used, or where a choice of which version of the GPL is applied is 
* otherwise unspecified. 
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 
* CA 95054 USA or visit www.sun.com if you need additional information or 
* have any questions. 
*
* 
* ========== Copyright Header End ============================================
*/
#define HBOOT_HV_ONLY
#define ENABLE_PCIE_LINK_TRAINING

#define ENABLE_INTR0x60 1

#define INTR0x60_EVENT_QUEUE_BASE event_queue_base
#define INTR0x60_MSI_START_ADDRESS 0x0

#define INTR0x60_MONDO_IV 7

#ifdef SELECT_EQ_GROUP_1
	
#define INTR0x60_MSI_0_NUM       1
#define INTR0x60_MSI_0_EQN      1
#define INTR0x60_MONDO_25_V      1
#define INTR0x60_MONDO_25_MODE   1
#define INTR0x60_MONDO_25_THREAD 0
#define INTR0x60_MONDO_25_CNTRL  0

#define INTR0x60_MSI_1_NUM       2
#define INTR0x60_MSI_1_EQN       2
#define INTR0x60_MONDO_26_V      1
#define INTR0x60_MONDO_26_MODE   1
#define INTR0x60_MONDO_26_THREAD 0
#define INTR0x60_MONDO_26_CNTRL  0

#define INTR0x60_MSI_2_NUM       4
#define INTR0x60_MSI_2_EQN       3
#define INTR0x60_MONDO_27_V      1
#define INTR0x60_MONDO_27_MODE   1
#define INTR0x60_MONDO_27_THREAD 1
#define INTR0x60_MONDO_27_CNTRL  1

#define INTR0x60_MSI_3_NUM       8
#define INTR0x60_MSI_3_EQN       4
#define INTR0x60_MONDO_28_V      1
#define INTR0x60_MONDO_28_MODE   1
#define INTR0x60_MONDO_28_THREAD 2
#define INTR0x60_MONDO_28_CNTRL  2

#define INTR0x60_MSI_4_NUM      16
#define INTR0x60_MSI_4_EQN       5
#define INTR0x60_MONDO_29_V      1
#define INTR0x60_MONDO_29_MODE   1
#define INTR0x60_MONDO_29_THREAD 3
#define INTR0x60_MONDO_29_CNTRL  3

#else
#ifdef SELECT_EQ_GROUP_2

#define INTR0x60_MSI_0_NUM       1
#define INTR0x60_MSI_0_EQN       6
#define INTR0x60_MONDO_30_V      1
#define INTR0x60_MONDO_30_MODE   1
#define INTR0x60_MONDO_30_THREAD 0
#define INTR0x60_MONDO_30_CNTRL  0

#define INTR0x60_MSI_1_NUM       2
#define INTR0x60_MSI_1_EQN       7
#define INTR0x60_MONDO_31_V      1
#define INTR0x60_MONDO_31_MODE   1
#define INTR0x60_MONDO_31_THREAD 0
#define INTR0x60_MONDO_31_CNTRL  0

#define INTR0x60_MSI_2_NUM       4
#define INTR0x60_MSI_2_EQN       8
#define INTR0x60_MONDO_32_V      1
#define INTR0x60_MONDO_32_MODE   1
#define INTR0x60_MONDO_32_THREAD 1
#define INTR0x60_MONDO_32_CNTRL  1

#define INTR0x60_MSI_3_NUM       8
#define INTR0x60_MSI_3_EQN       9
#define INTR0x60_MONDO_33_V      1
#define INTR0x60_MONDO_33_MODE   1
#define INTR0x60_MONDO_33_THREAD 2
#define INTR0x60_MONDO_33_CNTRL  2

#define INTR0x60_MSI_4_NUM      16
#define INTR0x60_MSI_4_EQN       10
#define INTR0x60_MONDO_34_V      1
#define INTR0x60_MONDO_34_MODE   1
#define INTR0x60_MONDO_34_THREAD 3
#define INTR0x60_MONDO_34_CNTRL  3

#else
#ifdef SELECT_EQ_GROUP_3
	
#define INTR0x60_MSI_0_NUM       1
#define INTR0x60_MSI_0_EQN       11
#define INTR0x60_MONDO_35_V      1
#define INTR0x60_MONDO_35_MODE   1
#define INTR0x60_MONDO_35_THREAD 0
#define INTR0x60_MONDO_35_CNTRL  0

#define INTR0x60_MSI_1_NUM       2
#define INTR0x60_MSI_1_EQN       12
#define INTR0x60_MONDO_36_V      1
#define INTR0x60_MONDO_36_MODE   1
#define INTR0x60_MONDO_36_THREAD 0
#define INTR0x60_MONDO_36_CNTRL  0

#define INTR0x60_MSI_2_NUM       4
#define INTR0x60_MSI_2_EQN       13
#define INTR0x60_MONDO_37_V      1
#define INTR0x60_MONDO_37_MODE   1
#define INTR0x60_MONDO_37_THREAD 1
#define INTR0x60_MONDO_37_CNTRL  1

#define INTR0x60_MSI_3_NUM       8
#define INTR0x60_MSI_3_EQN       14
#define INTR0x60_MONDO_38_V      1
#define INTR0x60_MONDO_38_MODE   1
#define INTR0x60_MONDO_38_THREAD 2
#define INTR0x60_MONDO_38_CNTRL  2

#define INTR0x60_MSI_4_NUM      16
#define INTR0x60_MSI_4_EQN       15
#define INTR0x60_MONDO_39_V      1
#define INTR0x60_MONDO_39_MODE   1
#define INTR0x60_MONDO_39_THREAD 3
#define INTR0x60_MONDO_39_CNTRL  3

#else
#ifdef SELECT_EQ_GROUP_4
	
#define INTR0x60_MSI_0_NUM       1
#define INTR0x60_MSI_0_EQN       16
#define INTR0x60_MONDO_40_V      1
#define INTR0x60_MONDO_40_MODE   1
#define INTR0x60_MONDO_40_THREAD 0
#define INTR0x60_MONDO_40_CNTRL  0

#define INTR0x60_MSI_1_NUM       2
#define INTR0x60_MSI_1_EQN       17
#define INTR0x60_MONDO_41_V      1
#define INTR0x60_MONDO_41_MODE   1
#define INTR0x60_MONDO_41_THREAD 0
#define INTR0x60_MONDO_41_CNTRL  0

#define INTR0x60_MSI_2_NUM       4
#define INTR0x60_MSI_2_EQN       18
#define INTR0x60_MONDO_42_V      1
#define INTR0x60_MONDO_42_MODE   1
#define INTR0x60_MONDO_42_THREAD 1
#define INTR0x60_MONDO_42_CNTRL  1

#define INTR0x60_MSI_3_NUM       8
#define INTR0x60_MSI_3_EQN       19
#define INTR0x60_MONDO_43_V      1
#define INTR0x60_MONDO_43_MODE   1
#define INTR0x60_MONDO_43_THREAD 2
#define INTR0x60_MONDO_43_CNTRL  2

#define INTR0x60_MSI_4_NUM      16
#define INTR0x60_MSI_4_EQN       20
#define INTR0x60_MONDO_44_V      1
#define INTR0x60_MONDO_44_MODE   1
#define INTR0x60_MONDO_44_THREAD 3
#define INTR0x60_MONDO_44_CNTRL  3

#else
#ifdef SELECT_EQ_GROUP_5
	
#define INTR0x60_MSI_0_NUM       1
#define INTR0x60_MSI_0_EQN       21
#define INTR0x60_MONDO_45_V      1
#define INTR0x60_MONDO_45_MODE   1
#define INTR0x60_MONDO_45_THREAD 0
#define INTR0x60_MONDO_45_CNTRL  0

#define INTR0x60_MSI_1_NUM       2
#define INTR0x60_MSI_1_EQN       22
#define INTR0x60_MONDO_46_V      1
#define INTR0x60_MONDO_46_MODE   1
#define INTR0x60_MONDO_46_THREAD 0
#define INTR0x60_MONDO_46_CNTRL  0

#define INTR0x60_MSI_2_NUM       4
#define INTR0x60_MSI_2_EQN       23
#define INTR0x60_MONDO_47_V      1
#define INTR0x60_MONDO_47_MODE   1
#define INTR0x60_MONDO_47_THREAD 1
#define INTR0x60_MONDO_47_CNTRL  1

#define INTR0x60_MSI_3_NUM       8
#define INTR0x60_MSI_3_EQN       24
#define INTR0x60_MONDO_48_V      1
#define INTR0x60_MONDO_48_MODE   1
#define INTR0x60_MONDO_48_THREAD 2
#define INTR0x60_MONDO_48_CNTRL  2

#define INTR0x60_MSI_4_NUM      16
#define INTR0x60_MSI_4_EQN       25
#define INTR0x60_MONDO_49_V      1
#define INTR0x60_MONDO_49_MODE   1
#define INTR0x60_MONDO_49_THREAD 3
#define INTR0x60_MONDO_49_CNTRL  3

#else
#ifdef SELECT_EQ_GROUP_6
	
#define INTR0x60_MSI_0_NUM       1
#define INTR0x60_MSI_0_EQN       26
#define INTR0x60_MONDO_50_V      1
#define INTR0x60_MONDO_50_MODE   1
#define INTR0x60_MONDO_50_THREAD 0
#define INTR0x60_MONDO_50_CNTRL  0

#define INTR0x60_MSI_1_NUM       2
#define INTR0x60_MSI_1_EQN       27
#define INTR0x60_MONDO_51_V      1
#define INTR0x60_MONDO_51_MODE   1
#define INTR0x60_MONDO_51_THREAD 0
#define INTR0x60_MONDO_51_CNTRL  0

#define INTR0x60_MSI_2_NUM       4
#define INTR0x60_MSI_2_EQN       28
#define INTR0x60_MONDO_52_V      1
#define INTR0x60_MONDO_52_MODE   1
#define INTR0x60_MONDO_52_THREAD 1
#define INTR0x60_MONDO_52_CNTRL  1

#define INTR0x60_MSI_3_NUM       8
#define INTR0x60_MSI_3_EQN       29
#define INTR0x60_MONDO_53_V      1
#define INTR0x60_MONDO_53_MODE   1
#define INTR0x60_MONDO_53_THREAD 2
#define INTR0x60_MONDO_53_CNTRL  2

#define INTR0x60_MSI_4_NUM      16
#define INTR0x60_MSI_4_EQN       30
#define INTR0x60_MONDO_54_V      1
#define INTR0x60_MONDO_54_MODE   1
#define INTR0x60_MONDO_54_THREAD 3
#define INTR0x60_MONDO_54_CNTRL  3

#else
#ifdef SELECT_EQ_GROUP_7
	
#define INTR0x60_MSI_0_NUM       1
#define INTR0x60_MSI_0_EQN       31
#define INTR0x60_MONDO_55_V      1
#define INTR0x60_MONDO_55_MODE   1
#define INTR0x60_MONDO_55_THREAD 0
#define INTR0x60_MONDO_55_CNTRL  0

#define INTR0x60_MSI_1_NUM       2
#define INTR0x60_MSI_1_EQN       32
#define INTR0x60_MONDO_56_V      1
#define INTR0x60_MONDO_56_MODE   1
#define INTR0x60_MONDO_56_THREAD 0
#define INTR0x60_MONDO_56_CNTRL  0

#define INTR0x60_MSI_2_NUM       4
#define INTR0x60_MSI_2_EQN       33
#define INTR0x60_MONDO_57_V      1
#define INTR0x60_MONDO_57_MODE   1
#define INTR0x60_MONDO_57_THREAD 1
#define INTR0x60_MONDO_57_CNTRL  1

#define INTR0x60_MSI_3_NUM       8
#define INTR0x60_MSI_3_EQN       34
#define INTR0x60_MONDO_58_V      1
#define INTR0x60_MONDO_58_MODE   1
#define INTR0x60_MONDO_58_THREAD 2
#define INTR0x60_MONDO_58_CNTRL  2

#define INTR0x60_MSI_4_NUM      16
#define INTR0x60_MSI_4_EQN       35
#define INTR0x60_MONDO_59_V      1
#define INTR0x60_MONDO_59_MODE   1
#define INTR0x60_MONDO_59_THREAD 3
#define INTR0x60_MONDO_59_CNTRL  3

#else

#error You need to set one of SELECT_EQ_GROUP_1 - SELECT_EQ_GROUP_7
	
#endif
#endif
#endif
#endif
#endif
#endif
#endif

/* Kick off the other MSIs and then stall */
#define INTR0x60_MSI_0_EXTRA_HANDLER_WHILE_BUSY \
	call	t0_mondo40_handler; \
1:	nop

/* Calculate the address for this INO (%g3) in mondo_seen.
 * Has interrupt to this INO already occured?
 * Record the interrupt as done. */
#define INTR0x60_MSI_EXTRA_HANDLER \
        setx    mondo_seen, %g7, %g4; \
        add     %g3, %g4, %g4; \
	ldub	[%g4], %g5; \
	brz	%g5, 1f; \
	set	1, %g6; \
	EXIT_BAD; \
1:	stub	%g6, [%g4]


#include "interrupt0x60_defines.h"

#define SYNC_THREADS 1

#include "hboot.s"

#include "interrupt0x60_handler.s"

/************************************************************************
   Test case code start
 ************************************************************************/
SECTION .MAIN
.text
.global main

main:
        rdpr    %pstate, %g7
        or      %g7, 0x2, %g7           ! Set interrupt enable
        wrpr    %g7, %pstate

	setx	iteration_counter, %o1, %o0

        ta      T_RD_THID               ! %o1 = thread ID
        brnz	%o1, t1_to_t3_main      ! branch if not thread 0
        nop


!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!
! Thread 0 Start Here
!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

t0_main:
        setx    mondo_seen+INTR0x60_MSI_0_EQN+24, %l7, %i7
	mov	4, %i6          ! Set the number of iterations

t0_clear_mondo_seen:
	stb	%i6, [%o0]      ! iteration counter
	stb	%g0, [%i7]      ! Mondo 40
	stb	%g0, [%i7+1]    ! Mondo 41
	stb	%g0, [%i7+2]    ! Mondo 42
	stb	%g0, [%i7+3]    ! Mondo 43
	stb	%g0, [%i7+4]    ! Mondo 44

        /* Kick off first interrupt, trap handler kicks off rest */
t0_kick_msi_0:
	! user event to generate MSI msg.
	nop         ! $EV trig_pc_d(1, @VA(.MAIN.t0_kick_msi_0)) -> EnablePCIeIgCmd ("MSI64", eval(INTR0x60_MSI_0_NUM, 16), 0, 4, 1, *, 1 )

	/* Wait for interrupt to occur. */
t0_intr_wait:
#ifdef DTM_ENABLED
	setx	0x400, %l1, %l2		! DTM timeout count
#else
	setx	0x100, %l1, %l2		! timeout count
#endif

t0_intr_wait_loop_top:
	ldub	[%i7], %l0
	cmp	%l0, 1
	be	t0_saw_mondo
	dec	%l2
	brnz	%l2, t0_intr_wait_loop_top
	nop
t0_timeout:
	! $EV trig_pc_d(1, @VA(.MAIN.t0_timeout)) -> printf("ERROR: T0 timeout waiting for mondo 40",*,1)
	ba	local_test_failed
	nop

t0_saw_mondo:
	ldub	[%i7+2], %l0      ! Check for mondo 42
	cmp	%l0, 1
	bne	t0_missed_mondo_42
	ldub	[%i7+3], %l0      ! Check for mondo 43
	cmp	%l0, 1
	bne	t0_missed_mondo_43
	ldub	[%i7+4], %l0      ! Check for mondo 44
	cmp	%l0, 1
	bne	t0_missed_mondo_44

	mov	100, %l2
t0_wait_for_mondo_41:
	brz	%l2, t0_missed_mondo_41
	dec	%l2
	ldub	[%i7+1], %l0      ! Check for mondo 41
	cmp	%l0, 1
	bne	t0_wait_for_mondo_41
	nop

t0_iteration_passed:
	dec	%i6
	brz	%i6, t0_done

t0_setup_next_iteration:
	/* Rotate controllers and run it again */
	best_set_reg(mpeval(PCI_E_INT_MAP_ADDR+PCI_E_INT_MAP_STEP*(40-20)),
	             %l1, %l2)
	mov	5, %l7 /* Number of mondos that need fixing */
	mov	0xf, %l6
	sllx	%l6, PCI_E_INT_MAP_INT_CNTRL_NUM_SHIFT, %l6
t0_setup_next_iteration_top:
	ldx	[%l2], %l3
	and	%l3, %l6, %l4  /* Isolate the controller value */
	sllx	%l4, 1, %l4    /* Generate new controller value */
	andcc	%l4, %l6, %g0  /* Check for 0000 value */
	bne	%xcc, 1f
	andn	%l3, %l6, %l3  /* Clear previous controller value */
	srlx	%l4, 4, %l4    /* Correct for 0000 value */
1:	or	%l4, %l3, %l3  /* Merge new value with old CSR value */
	stx	%l3, [%l2]

	dec	%l7
	brnz	%l7, t0_setup_next_iteration_top
	add	%l2, PCI_E_INT_MAP_STEP, %l2

	ba	t0_clear_mondo_seen
	nop

	!Done
t0_done:
	stx	%g0, [%o0]      ! Signal other threads that we are done
	ba	test_passed
	nop

.global t0_mondo40_handler
t0_mondo40_handler: /* This is called from the trap handler */
	! $EV trig_pc_d(1, @VA(.MAIN.t0_mondo40_handler)) -> EnablePCIeIgCmd ("MSI64", eval(INTR0x60_MSI_1_NUM, 16), 0, 4, 1, *, 1 )
	nop
t0_mondo40_handler_kick_msi_2:
	! $EV trig_pc_d(1, @VA(.MAIN.t0_mondo40_handler_kick_msi_2)) -> EnablePCIeIgCmd ("MSI64", eval(INTR0x60_MSI_2_NUM, 16), 0, 4, 1, *, 1 )
	nop
t0_mondo40_handler_kick_msi_3:
	! $EV trig_pc_d(1, @VA(.MAIN.t0_mondo40_handler_kick_msi_3)) -> EnablePCIeIgCmd ("MSI64", eval(INTR0x60_MSI_3_NUM, 16), 0, 4, 1, *, 1 )
	nop
t0_mondo40_handler_kick_msi_4:
	! $EV trig_pc_d(1, @VA(.MAIN.t0_mondo40_handler_kick_msi_4)) -> EnablePCIeIgCmd ("MSI64", eval(INTR0x60_MSI_4_NUM, 16), 0, 4, 1, *, 1 )

/* Wait for the new interrupts to arrive and be processed by other threads */
#ifdef DTM_ENABLED
	mov	800, %g7		! Set the maximum time to wait, DTM
#else
	mov	200, %g7		! Set the maximum time to wait
#endif
t0_mondo40_handler_loop_top:
	brz	%g7, t0_mondo40_handler_loop_timeout
	dec	%g7
	setx	mondo_seen+INTR0x60_MSI_0_EQN+24+2, %g5, %g6
	ldub	[%g6], %g5
	brz	%g5, t0_mondo40_handler_loop_top
	ldub	[%g6+1], %g5
	brz	%g5, t0_mondo40_handler_loop_top
	ldub	[%g6+2], %g5
	brz	%g5, t0_mondo40_handler_loop_top
	nop
/* If we fall to here, all 3 other interrupts have been processed */
t0_mondo40_handler_retl:
	retl
	nop

t0_mondo40_handler_loop_timeout:
	! $EV trig_pc_d(1, @VA(.MAIN.t0_mondo40_handler_loop_timeout)) -> printf("ERROR: T0 timeout waiting for mondos 42 thru 44 to be processed",*,1)
	ba	local_test_failed
	nop

t0_missed_mondo_41:
	! $EV trig_pc_d(1, @VA(.MAIN.t0_missed_mondo_41)) -> printf("ERROR: T0 missed mondo 41",*,1)
	ba	local_test_failed
	nop

t0_missed_mondo_42:
	! $EV trig_pc_d(1, @VA(.MAIN.t0_missed_mondo_42)) -> printf("ERROR: T0 missed mondo 42",*,1)
	ba	local_test_failed
	nop

t0_missed_mondo_43:
	! $EV trig_pc_d(1, @VA(.MAIN.t0_missed_mondo_43)) -> printf("ERROR: T0 missed mondo 43",*,1)
	ba	local_test_failed
	nop

t0_missed_mondo_44:
	! $EV trig_pc_d(1, @VA(.MAIN.t0_missed_mondo_44)) -> printf("ERROR: T0 missed mondo 44",*,1)
	ba	local_test_failed
	nop

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!
! All Threads Except 0 Start Here
!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!


t1_to_t3_main:
	setx	mondo_seen+INTR0x60_MSI_0_EQN+24+1, %l7, %i7
	add	%i7, %o1, %i7   ! add thread number to get mondo number

	/* Wait for interrupt to occur. */
t1_t3_intr_wait:
#ifdef DTM_ENABLED
	setx	0x400, %l1, %l2		! DTM timeout count
#else
	setx	0x100, %l1, %l2		! timeout count
#endif

t1_t3_intr_wait_loop_top:
	ldub	[%i7], %l0
	cmp	%l0, 1
	be	t1_t3_saw_mondo
	dec	%l2
	brnz	%l2, t1_t3_intr_wait_loop_top
	nop

t1_t3_timeout:
	! $EV trig_pc_d(1, @VA(.MAIN.t1_t3_timeout)) -> printf("ERROR: T1-T3 timeout waiting for mondo",*,1)
	ba	local_test_failed
	nop
	
t1_t3_saw_mondo:
	/* Check if thread 0 has cleared the iteration count */
	ldub	[%o0], %o2
	brz	%o2, t1_t3_done
	/* If thread 0 has cleared the "mondo seen" flag,
         * loop again for next controller settings */
	ldub	[%i7], %l0
	brz	%l0, t1_t3_intr_wait
	nop
	/* Otherwise, keep looping */
	ba	t1_t3_saw_mondo
	nop

	!Done
t1_t3_done:	
	ba	test_passed
	nop

	
test_passed:
	EXIT_GOOD

local_test_failed:
	EXIT_BAD


/************************************************************************
   Test case data start
************************************************************************/

.align  64
.data
user_data_start:
iteration_counter: .byte  4     ! Number of controller configs left to do

.align  256
.global mondo_seen
mondo_seen:                     ! One byte per mondo
        .skip  60, 0            ! Start with virtual mondo 0 for easy math

.align	eval(512*1024)
.global event_queue_base
event_queue_base:
	.skip	1024
user_data_end:
.end

/************************************************************************/
Commit	Line	Data
86530b38 AT	1	/*
	2	* ========== Copyright Header Begin ==========================================
	3	*
	4	* OpenSPARC T2 Processor File: interrupt_dmu_cntrl_stall2.s
	5	* Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved
	6	* 4150 Network Circle, Santa Clara, California 95054, U.S.A.
	7	*
	8	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
	9	*
	10	* This program is free software; you can redistribute it and/or modify
	11	* it under the terms of the GNU General Public License as published by
	12	* the Free Software Foundation; version 2 of the License.
	13	*
	14	* This program is distributed in the hope that it will be useful,
	15	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	17	* GNU General Public License for more details.
	18	*
	19	* You should have received a copy of the GNU General Public License
	20	* along with this program; if not, write to the Free Software
	21	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	22	*
	23	* For the avoidance of doubt, and except that if any non-GPL license
	24	* choice is available it will apply instead, Sun elects to use only
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	34	*
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	36	* ========== Copyright Header End ============================================
	37	*/
	38	#define HBOOT_HV_ONLY
	39	#define ENABLE_PCIE_LINK_TRAINING
	40
	41	#define ENABLE_INTR0x60 1
	42
	43	#define INTR0x60_EVENT_QUEUE_BASE event_queue_base
	44	#define INTR0x60_MSI_START_ADDRESS 0x0
	45
	46	#define INTR0x60_MONDO_IV 7
	47
	48	#ifdef SELECT_EQ_GROUP_1
	49
	50	#define INTR0x60_MSI_0_NUM 1
	51	#define INTR0x60_MSI_0_EQN 1
	52	#define INTR0x60_MONDO_25_V 1
	53	#define INTR0x60_MONDO_25_MODE 1
	54	#define INTR0x60_MONDO_25_THREAD 0
	55	#define INTR0x60_MONDO_25_CNTRL 0
	56
	57	#define INTR0x60_MSI_1_NUM 2
	58	#define INTR0x60_MSI_1_EQN 2
	59	#define INTR0x60_MONDO_26_V 1
	60	#define INTR0x60_MONDO_26_MODE 1
	61	#define INTR0x60_MONDO_26_THREAD 0
	62	#define INTR0x60_MONDO_26_CNTRL 0
	63
	64	#define INTR0x60_MSI_2_NUM 4
65	#define INTR0x60_MSI_2_EQN 3
66	#define INTR0x60_MONDO_27_V 1
67	#define INTR0x60_MONDO_27_MODE 1
68	#define INTR0x60_MONDO_27_THREAD 1
69	#define INTR0x60_MONDO_27_CNTRL 1
70
71	#define INTR0x60_MSI_3_NUM 8
72	#define INTR0x60_MSI_3_EQN 4
73	#define INTR0x60_MONDO_28_V 1
74	#define INTR0x60_MONDO_28_MODE 1
75	#define INTR0x60_MONDO_28_THREAD 2
76	#define INTR0x60_MONDO_28_CNTRL 2
77
78	#define INTR0x60_MSI_4_NUM 16
79	#define INTR0x60_MSI_4_EQN 5
80	#define INTR0x60_MONDO_29_V 1
81	#define INTR0x60_MONDO_29_MODE 1
82	#define INTR0x60_MONDO_29_THREAD 3
83	#define INTR0x60_MONDO_29_CNTRL 3
84
85	#else
86	#ifdef SELECT_EQ_GROUP_2
87
88	#define INTR0x60_MSI_0_NUM 1
89	#define INTR0x60_MSI_0_EQN 6
90	#define INTR0x60_MONDO_30_V 1
91	#define INTR0x60_MONDO_30_MODE 1
92	#define INTR0x60_MONDO_30_THREAD 0
93	#define INTR0x60_MONDO_30_CNTRL 0
94
95	#define INTR0x60_MSI_1_NUM 2
96	#define INTR0x60_MSI_1_EQN 7
97	#define INTR0x60_MONDO_31_V 1
98	#define INTR0x60_MONDO_31_MODE 1
99	#define INTR0x60_MONDO_31_THREAD 0
100	#define INTR0x60_MONDO_31_CNTRL 0
101
102	#define INTR0x60_MSI_2_NUM 4
103	#define INTR0x60_MSI_2_EQN 8
104	#define INTR0x60_MONDO_32_V 1
105	#define INTR0x60_MONDO_32_MODE 1
106	#define INTR0x60_MONDO_32_THREAD 1
107	#define INTR0x60_MONDO_32_CNTRL 1
108
109	#define INTR0x60_MSI_3_NUM 8
110	#define INTR0x60_MSI_3_EQN 9
111	#define INTR0x60_MONDO_33_V 1
112	#define INTR0x60_MONDO_33_MODE 1
113	#define INTR0x60_MONDO_33_THREAD 2
114	#define INTR0x60_MONDO_33_CNTRL 2
115
116	#define INTR0x60_MSI_4_NUM 16
117	#define INTR0x60_MSI_4_EQN 10
118	#define INTR0x60_MONDO_34_V 1
119	#define INTR0x60_MONDO_34_MODE 1
120	#define INTR0x60_MONDO_34_THREAD 3
121	#define INTR0x60_MONDO_34_CNTRL 3
122
123	#else
124	#ifdef SELECT_EQ_GROUP_3
125
126	#define INTR0x60_MSI_0_NUM 1
127	#define INTR0x60_MSI_0_EQN 11
128	#define INTR0x60_MONDO_35_V 1
129	#define INTR0x60_MONDO_35_MODE 1
130	#define INTR0x60_MONDO_35_THREAD 0
131	#define INTR0x60_MONDO_35_CNTRL 0
132
133	#define INTR0x60_MSI_1_NUM 2
134	#define INTR0x60_MSI_1_EQN 12
135	#define INTR0x60_MONDO_36_V 1
136	#define INTR0x60_MONDO_36_MODE 1
137	#define INTR0x60_MONDO_36_THREAD 0
138	#define INTR0x60_MONDO_36_CNTRL 0
139
140	#define INTR0x60_MSI_2_NUM 4
141	#define INTR0x60_MSI_2_EQN 13
142	#define INTR0x60_MONDO_37_V 1
143	#define INTR0x60_MONDO_37_MODE 1
144	#define INTR0x60_MONDO_37_THREAD 1
145	#define INTR0x60_MONDO_37_CNTRL 1
146
147	#define INTR0x60_MSI_3_NUM 8
148	#define INTR0x60_MSI_3_EQN 14
149	#define INTR0x60_MONDO_38_V 1
150	#define INTR0x60_MONDO_38_MODE 1
151	#define INTR0x60_MONDO_38_THREAD 2
152	#define INTR0x60_MONDO_38_CNTRL 2
153
154	#define INTR0x60_MSI_4_NUM 16
155	#define INTR0x60_MSI_4_EQN 15
156	#define INTR0x60_MONDO_39_V 1
157	#define INTR0x60_MONDO_39_MODE 1
158	#define INTR0x60_MONDO_39_THREAD 3
159	#define INTR0x60_MONDO_39_CNTRL 3
160
161	#else
162	#ifdef SELECT_EQ_GROUP_4
163
164	#define INTR0x60_MSI_0_NUM 1
165	#define INTR0x60_MSI_0_EQN 16
166	#define INTR0x60_MONDO_40_V 1
167	#define INTR0x60_MONDO_40_MODE 1
168	#define INTR0x60_MONDO_40_THREAD 0
169	#define INTR0x60_MONDO_40_CNTRL 0
170
171	#define INTR0x60_MSI_1_NUM 2
172	#define INTR0x60_MSI_1_EQN 17
173	#define INTR0x60_MONDO_41_V 1
174	#define INTR0x60_MONDO_41_MODE 1
175	#define INTR0x60_MONDO_41_THREAD 0
176	#define INTR0x60_MONDO_41_CNTRL 0
177
178	#define INTR0x60_MSI_2_NUM 4
179	#define INTR0x60_MSI_2_EQN 18
180	#define INTR0x60_MONDO_42_V 1
181	#define INTR0x60_MONDO_42_MODE 1
182	#define INTR0x60_MONDO_42_THREAD 1
183	#define INTR0x60_MONDO_42_CNTRL 1
184
185	#define INTR0x60_MSI_3_NUM 8
186	#define INTR0x60_MSI_3_EQN 19
187	#define INTR0x60_MONDO_43_V 1
188	#define INTR0x60_MONDO_43_MODE 1
189	#define INTR0x60_MONDO_43_THREAD 2
190	#define INTR0x60_MONDO_43_CNTRL 2
191
192	#define INTR0x60_MSI_4_NUM 16
193	#define INTR0x60_MSI_4_EQN 20
194	#define INTR0x60_MONDO_44_V 1
195	#define INTR0x60_MONDO_44_MODE 1
196	#define INTR0x60_MONDO_44_THREAD 3
197	#define INTR0x60_MONDO_44_CNTRL 3
198
199	#else
200	#ifdef SELECT_EQ_GROUP_5
201
202	#define INTR0x60_MSI_0_NUM 1
203	#define INTR0x60_MSI_0_EQN 21
204	#define INTR0x60_MONDO_45_V 1
205	#define INTR0x60_MONDO_45_MODE 1
206	#define INTR0x60_MONDO_45_THREAD 0
207	#define INTR0x60_MONDO_45_CNTRL 0
208
209	#define INTR0x60_MSI_1_NUM 2
210	#define INTR0x60_MSI_1_EQN 22
211	#define INTR0x60_MONDO_46_V 1
212	#define INTR0x60_MONDO_46_MODE 1
213	#define INTR0x60_MONDO_46_THREAD 0
214	#define INTR0x60_MONDO_46_CNTRL 0
215
216	#define INTR0x60_MSI_2_NUM 4
217	#define INTR0x60_MSI_2_EQN 23
218	#define INTR0x60_MONDO_47_V 1
219	#define INTR0x60_MONDO_47_MODE 1
220	#define INTR0x60_MONDO_47_THREAD 1
221	#define INTR0x60_MONDO_47_CNTRL 1
222
223	#define INTR0x60_MSI_3_NUM 8
224	#define INTR0x60_MSI_3_EQN 24
225	#define INTR0x60_MONDO_48_V 1
226	#define INTR0x60_MONDO_48_MODE 1
227	#define INTR0x60_MONDO_48_THREAD 2
228	#define INTR0x60_MONDO_48_CNTRL 2
229
230	#define INTR0x60_MSI_4_NUM 16
231	#define INTR0x60_MSI_4_EQN 25
232	#define INTR0x60_MONDO_49_V 1
233	#define INTR0x60_MONDO_49_MODE 1
234	#define INTR0x60_MONDO_49_THREAD 3
235	#define INTR0x60_MONDO_49_CNTRL 3
236
237	#else
238	#ifdef SELECT_EQ_GROUP_6
239
240	#define INTR0x60_MSI_0_NUM 1
241	#define INTR0x60_MSI_0_EQN 26
242	#define INTR0x60_MONDO_50_V 1
243	#define INTR0x60_MONDO_50_MODE 1
244	#define INTR0x60_MONDO_50_THREAD 0
245	#define INTR0x60_MONDO_50_CNTRL 0
246
247	#define INTR0x60_MSI_1_NUM 2
248	#define INTR0x60_MSI_1_EQN 27
249	#define INTR0x60_MONDO_51_V 1
250	#define INTR0x60_MONDO_51_MODE 1
251	#define INTR0x60_MONDO_51_THREAD 0
252	#define INTR0x60_MONDO_51_CNTRL 0
253
254	#define INTR0x60_MSI_2_NUM 4
255	#define INTR0x60_MSI_2_EQN 28
256	#define INTR0x60_MONDO_52_V 1
257	#define INTR0x60_MONDO_52_MODE 1
258	#define INTR0x60_MONDO_52_THREAD 1
259	#define INTR0x60_MONDO_52_CNTRL 1
260
261	#define INTR0x60_MSI_3_NUM 8
262	#define INTR0x60_MSI_3_EQN 29
263	#define INTR0x60_MONDO_53_V 1
264	#define INTR0x60_MONDO_53_MODE 1
265	#define INTR0x60_MONDO_53_THREAD 2
266	#define INTR0x60_MONDO_53_CNTRL 2
267
268	#define INTR0x60_MSI_4_NUM 16
269	#define INTR0x60_MSI_4_EQN 30
270	#define INTR0x60_MONDO_54_V 1
271	#define INTR0x60_MONDO_54_MODE 1
272	#define INTR0x60_MONDO_54_THREAD 3
273	#define INTR0x60_MONDO_54_CNTRL 3
274
275	#else
276	#ifdef SELECT_EQ_GROUP_7
277
278	#define INTR0x60_MSI_0_NUM 1
279	#define INTR0x60_MSI_0_EQN 31
280	#define INTR0x60_MONDO_55_V 1
281	#define INTR0x60_MONDO_55_MODE 1
282	#define INTR0x60_MONDO_55_THREAD 0
283	#define INTR0x60_MONDO_55_CNTRL 0
284
285	#define INTR0x60_MSI_1_NUM 2
286	#define INTR0x60_MSI_1_EQN 32
287	#define INTR0x60_MONDO_56_V 1
288	#define INTR0x60_MONDO_56_MODE 1
289	#define INTR0x60_MONDO_56_THREAD 0
290	#define INTR0x60_MONDO_56_CNTRL 0
291
292	#define INTR0x60_MSI_2_NUM 4
293	#define INTR0x60_MSI_2_EQN 33
294	#define INTR0x60_MONDO_57_V 1
295	#define INTR0x60_MONDO_57_MODE 1
296	#define INTR0x60_MONDO_57_THREAD 1
297	#define INTR0x60_MONDO_57_CNTRL 1
298
299	#define INTR0x60_MSI_3_NUM 8
300	#define INTR0x60_MSI_3_EQN 34
301	#define INTR0x60_MONDO_58_V 1
302	#define INTR0x60_MONDO_58_MODE 1
303	#define INTR0x60_MONDO_58_THREAD 2
304	#define INTR0x60_MONDO_58_CNTRL 2
305
306	#define INTR0x60_MSI_4_NUM 16
307	#define INTR0x60_MSI_4_EQN 35
308	#define INTR0x60_MONDO_59_V 1
309	#define INTR0x60_MONDO_59_MODE 1
310	#define INTR0x60_MONDO_59_THREAD 3
311	#define INTR0x60_MONDO_59_CNTRL 3
312
313	#else
314
315	#error You need to set one of SELECT_EQ_GROUP_1 - SELECT_EQ_GROUP_7
316
317	#endif
318	#endif
319	#endif
320	#endif
321	#endif
322	#endif
323	#endif
324
325	/* Kick off the other MSIs and then stall */
326	#define INTR0x60_MSI_0_EXTRA_HANDLER_WHILE_BUSY \
327	call t0_mondo40_handler; \
328	1: nop
329
330	/* Calculate the address for this INO (%g3) in mondo_seen.
331	* Has interrupt to this INO already occured?
332	* Record the interrupt as done. */
333	#define INTR0x60_MSI_EXTRA_HANDLER \
334	setx mondo_seen, %g7, %g4; \
335	add %g3, %g4, %g4; \
336	ldub [%g4], %g5; \
337	brz %g5, 1f; \
338	set 1, %g6; \
339	EXIT_BAD; \
340	1: stub %g6, [%g4]
341
342
343	#include "interrupt0x60_defines.h"
344
345	#define SYNC_THREADS 1
346
347	#include "hboot.s"
348
349	#include "interrupt0x60_handler.s"
350
351	/************************************************************************
352	Test case code start
353	************************************************************************/
354	SECTION .MAIN
355	.text
356	.global main
357
358	main:
359	rdpr %pstate, %g7
360	or %g7, 0x2, %g7 ! Set interrupt enable
361	wrpr %g7, %pstate
362
363	setx iteration_counter, %o1, %o0
364
365	ta T_RD_THID ! %o1 = thread ID
366	brnz %o1, t1_to_t3_main ! branch if not thread 0
367	nop
368
369
370	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
371	!
372	! Thread 0 Start Here
373	!
374	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
375
376	t0_main:
377	setx mondo_seen+INTR0x60_MSI_0_EQN+24, %l7, %i7
378	mov 4, %i6 ! Set the number of iterations
379
380	t0_clear_mondo_seen:
381	stb %i6, [%o0] ! iteration counter
382	stb %g0, [%i7] ! Mondo 40
383	stb %g0, [%i7+1] ! Mondo 41
384	stb %g0, [%i7+2] ! Mondo 42
385	stb %g0, [%i7+3] ! Mondo 43
386	stb %g0, [%i7+4] ! Mondo 44
387
388	/* Kick off first interrupt, trap handler kicks off rest */
389	t0_kick_msi_0:
390	! user event to generate MSI msg.
391	nop ! $EV trig_pc_d(1, @VA(.MAIN.t0_kick_msi_0)) -> EnablePCIeIgCmd ("MSI64", eval(INTR0x60_MSI_0_NUM, 16), 0, 4, 1, *, 1 )
392
393	/* Wait for interrupt to occur. */
394	t0_intr_wait:
395	#ifdef DTM_ENABLED
396	setx 0x400, %l1, %l2 ! DTM timeout count
397	#else
398	setx 0x100, %l1, %l2 ! timeout count
399	#endif
400
401	t0_intr_wait_loop_top:
402	ldub [%i7], %l0
403	cmp %l0, 1
404	be t0_saw_mondo
405	dec %l2
406	brnz %l2, t0_intr_wait_loop_top
407	nop
408	t0_timeout:
409	! $EV trig_pc_d(1, @VA(.MAIN.t0_timeout)) -> printf("ERROR: T0 timeout waiting for mondo 40",*,1)
410	ba local_test_failed
411	nop
412
413	t0_saw_mondo:
414	ldub [%i7+2], %l0 ! Check for mondo 42
415	cmp %l0, 1
416	bne t0_missed_mondo_42
417	ldub [%i7+3], %l0 ! Check for mondo 43
418	cmp %l0, 1
419	bne t0_missed_mondo_43
420	ldub [%i7+4], %l0 ! Check for mondo 44
421	cmp %l0, 1
422	bne t0_missed_mondo_44
423
424	mov 100, %l2
425	t0_wait_for_mondo_41:
426	brz %l2, t0_missed_mondo_41
427	dec %l2
428	ldub [%i7+1], %l0 ! Check for mondo 41
429	cmp %l0, 1
430	bne t0_wait_for_mondo_41
431	nop
432
433	t0_iteration_passed:
434	dec %i6
435	brz %i6, t0_done
436
437	t0_setup_next_iteration:
438	/* Rotate controllers and run it again */
439	best_set_reg(mpeval(PCI_E_INT_MAP_ADDR+PCI_E_INT_MAP_STEP*(40-20)),
440	%l1, %l2)
441	mov 5, %l7 /* Number of mondos that need fixing */
442	mov 0xf, %l6
443	sllx %l6, PCI_E_INT_MAP_INT_CNTRL_NUM_SHIFT, %l6
444	t0_setup_next_iteration_top:
445	ldx [%l2], %l3
446	and %l3, %l6, %l4 /* Isolate the controller value */
447	sllx %l4, 1, %l4 /* Generate new controller value */
448	andcc %l4, %l6, %g0 /* Check for 0000 value */
449	bne %xcc, 1f
450	andn %l3, %l6, %l3 /* Clear previous controller value */
451	srlx %l4, 4, %l4 /* Correct for 0000 value */
452	1: or %l4, %l3, %l3 /* Merge new value with old CSR value */
453	stx %l3, [%l2]
454
455	dec %l7
456	brnz %l7, t0_setup_next_iteration_top
457	add %l2, PCI_E_INT_MAP_STEP, %l2
458
459	ba t0_clear_mondo_seen
460	nop
461
462	!Done
463	t0_done:
464	stx %g0, [%o0] ! Signal other threads that we are done
465	ba test_passed
466	nop
467
468	.global t0_mondo40_handler
469	t0_mondo40_handler: /* This is called from the trap handler */
470	! $EV trig_pc_d(1, @VA(.MAIN.t0_mondo40_handler)) -> EnablePCIeIgCmd ("MSI64", eval(INTR0x60_MSI_1_NUM, 16), 0, 4, 1, *, 1 )
471	nop
472	t0_mondo40_handler_kick_msi_2:
473	! $EV trig_pc_d(1, @VA(.MAIN.t0_mondo40_handler_kick_msi_2)) -> EnablePCIeIgCmd ("MSI64", eval(INTR0x60_MSI_2_NUM, 16), 0, 4, 1, *, 1 )
474	nop
475	t0_mondo40_handler_kick_msi_3:
476	! $EV trig_pc_d(1, @VA(.MAIN.t0_mondo40_handler_kick_msi_3)) -> EnablePCIeIgCmd ("MSI64", eval(INTR0x60_MSI_3_NUM, 16), 0, 4, 1, *, 1 )
477	nop
478	t0_mondo40_handler_kick_msi_4:
479	! $EV trig_pc_d(1, @VA(.MAIN.t0_mondo40_handler_kick_msi_4)) -> EnablePCIeIgCmd ("MSI64", eval(INTR0x60_MSI_4_NUM, 16), 0, 4, 1, *, 1 )
480
481	/* Wait for the new interrupts to arrive and be processed by other threads */
482	#ifdef DTM_ENABLED
483	mov 800, %g7 ! Set the maximum time to wait, DTM
484	#else
485	mov 200, %g7 ! Set the maximum time to wait
486	#endif
487	t0_mondo40_handler_loop_top:
488	brz %g7, t0_mondo40_handler_loop_timeout
489	dec %g7
490	setx mondo_seen+INTR0x60_MSI_0_EQN+24+2, %g5, %g6
491	ldub [%g6], %g5
492	brz %g5, t0_mondo40_handler_loop_top
493	ldub [%g6+1], %g5
494	brz %g5, t0_mondo40_handler_loop_top
495	ldub [%g6+2], %g5
496	brz %g5, t0_mondo40_handler_loop_top
497	nop
498	/* If we fall to here, all 3 other interrupts have been processed */
499	t0_mondo40_handler_retl:
500	retl
501	nop
502
503	t0_mondo40_handler_loop_timeout:
504	! $EV trig_pc_d(1, @VA(.MAIN.t0_mondo40_handler_loop_timeout)) -> printf("ERROR: T0 timeout waiting for mondos 42 thru 44 to be processed",*,1)
505	ba local_test_failed
506	nop
507
508	t0_missed_mondo_41:
509	! $EV trig_pc_d(1, @VA(.MAIN.t0_missed_mondo_41)) -> printf("ERROR: T0 missed mondo 41",*,1)
510	ba local_test_failed
511	nop
512
513	t0_missed_mondo_42:
514	! $EV trig_pc_d(1, @VA(.MAIN.t0_missed_mondo_42)) -> printf("ERROR: T0 missed mondo 42",*,1)
515	ba local_test_failed
516	nop
517
518	t0_missed_mondo_43:
519	! $EV trig_pc_d(1, @VA(.MAIN.t0_missed_mondo_43)) -> printf("ERROR: T0 missed mondo 43",*,1)
520	ba local_test_failed
521	nop
522
523	t0_missed_mondo_44:
524	! $EV trig_pc_d(1, @VA(.MAIN.t0_missed_mondo_44)) -> printf("ERROR: T0 missed mondo 44",*,1)
525	ba local_test_failed
526	nop
527
528	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
529	!
530	! All Threads Except 0 Start Here
531	!
532	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
533
534
535	t1_to_t3_main:
536	setx mondo_seen+INTR0x60_MSI_0_EQN+24+1, %l7, %i7
537	add %i7, %o1, %i7 ! add thread number to get mondo number
538
539	/* Wait for interrupt to occur. */
540	t1_t3_intr_wait:
541	#ifdef DTM_ENABLED
542	setx 0x400, %l1, %l2 ! DTM timeout count
543	#else
544	setx 0x100, %l1, %l2 ! timeout count
545	#endif
546
547	t1_t3_intr_wait_loop_top:
548	ldub [%i7], %l0
549	cmp %l0, 1
550	be t1_t3_saw_mondo
551	dec %l2
552	brnz %l2, t1_t3_intr_wait_loop_top
553	nop
554
555	t1_t3_timeout:
556	! $EV trig_pc_d(1, @VA(.MAIN.t1_t3_timeout)) -> printf("ERROR: T1-T3 timeout waiting for mondo",*,1)
557	ba local_test_failed
558	nop
559
560	t1_t3_saw_mondo:
561	/* Check if thread 0 has cleared the iteration count */
562	ldub [%o0], %o2
563	brz %o2, t1_t3_done
564	/* If thread 0 has cleared the "mondo seen" flag,
565	* loop again for next controller settings */
566	ldub [%i7], %l0
567	brz %l0, t1_t3_intr_wait
568	nop
569	/* Otherwise, keep looping */
570	ba t1_t3_saw_mondo
571	nop
572
573	!Done
574	t1_t3_done:
575	ba test_passed
576	nop
577
578
579	test_passed:
580	EXIT_GOOD
581
582	local_test_failed:
583	EXIT_BAD
584
585
586
587
588	/************************************************************************
589	Test case data start
590	************************************************************************/
591
592	.align 64
593	.data
594	user_data_start:
595	iteration_counter: .byte 4 ! Number of controller configs left to do
596
597	.align 256
598	.global mondo_seen
599	mondo_seen: ! One byte per mondo
600	.skip 60, 0 ! Start with virtual mondo 0 for easy math
601
602	.align eval(512*1024)
603	.global event_queue_base
604	event_queue_base:
605	.skip 1024
606	user_data_end:
607	.end
608
609	/************************************************************************/