* ========== Copyright Header Begin ==========================================
* OpenSPARC T2 Processor File: interrupt_QUEUE_CPU_MONDO_mode.s
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* 4150 Network Circle, Santa Clara, California 95054, U.S.A.
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* ========== Copyright Header End ============================================
#define MAIN_PAGE_NUCLEUS_ALSO
#define MAIN_PAGE_HV_ALSO
#define H_HT0_Interrupt_0x60
#define My_HT0_Interrupt_0x60 \
call my_interrupt_code; \
#define H_HT0_Privileged_Action_0x37
#define My_HT0_Privileged_Action_0x37 \
call my_priv_action_trap_code; \
#define H_HT0_DAE_invalid_asi_0x14 my_H_T0_DAE_invalid_asi_0x14
/************************************************************************
************************************************************************/
! Read and write ASI_QUEUE_CPU_MONDO_HEAD/TAIL registers
! Privileged Action traps expected.
setx ASI_CPU_MONDO_QUEUE_HEAD, %g1, %g7
setx ASI_CPU_MONDO_QUEUE_TAIL, %g1, %g6
! Check for 4 Privileged Action traps.
setx priv_action_trap_flag, %g1, %g2
! Go to supervisor mode for next interrupt
! Read and write ASI_QUEUE_CPU_MONDO_HEAD reg., expect no traps
setx ASI_CPU_MONDO_QUEUE_HEAD, %g1, %g7
! Check that no more traps occured.
setx priv_action_trap_flag, %g1, %g2
! Read ASI_QUEUE_CPU_MONDO_TAIL reg.
setx ASI_CPU_MONDO_QUEUE_TAIL, %g1, %g6
! Check that no trap occured.
super_tail_read_trap_check:
setx priv_action_trap_flag, %g1, %g2
! Write ASI_QUEUE_CPU_MONDO_TAIL reg.
! Expect a DAE_invalid_ASI trap
setx 0x12345678, %g1, %g2
setx ASI_CPU_MONDO_QUEUE_TAIL, %g1, %g6
! Check that a DAE_invalid_trap trap occured.
super_tail_write_trap_check:
setx priv_action_trap_flag, %g1, %g2
setx dae_invalid_trap_count, %g1, %g2
! Did the contents of ASI_CPU_MONDO_QUEUE_TAIL reg change?
setx ASI_CPU_MONDO_QUEUE_TAIL, %g1, %g6
/**********************************************************************
**********************************************************************/
.global my_interrupt_code
.global my_priv_action_trap_code
.global my_H_T0_DAE_invalid_asi_0x14
ldxa [%g0]ASI_SWVR_INTR_R, %g0
! Indicate interrupt occured
setx user_data_start+16, %l1, %l2
lda [%l2]ASI_AS_IF_USER_PRIMARY, %l3
sta %l3, [%l2]ASI_AS_IF_USER_PRIMARY
my_priv_action_trap_code:
setx priv_action_trap_flag, %l1, %l2
lda [%l2]ASI_AS_IF_USER_PRIMARY, %l3
sta %l3, [%l2]ASI_AS_IF_USER_PRIMARY
my_H_T0_DAE_invalid_asi_0x14:
setx dae_invalid_trap_count, %l1, %l2
lda [%l2]ASI_AS_IF_USER_PRIMARY, %l3
sta %l3, [%l2]ASI_AS_IF_USER_PRIMARY
/************************************************************************
************************************************************************/