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sun4v: introduce macros for handling spill traps from userlevevel @ traplevel 1 (from OpenBSD) - spill traps at level 1 from userspace now works better

This commit is contained in:
palle 2019-02-08 19:45:24 +00:00
parent aacaeb3360
commit d4265d9dcb
1 changed files with 19 additions and 7 deletions
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26
sys/arch/sparc64/sparc64/locore.s
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@ -1,4 +1,4 @@
/* $NetBSD: locore.s,v 1.416 2019/02/08 19:26:25 palle Exp $ */
/* $NetBSD: locore.s,v 1.417 2019/02/08 19:45:24 palle Exp $ */
/*
* Copyright (c) 2006-2010 Matthew R. Green
@ -227,6 +227,18 @@
LDPTR [\reg + %lo(CPUINFO_VA + CI_TSB_DMMU)], \reg
.endm
.macro sun4v_tl1_uspill_normal
ba,a,pt %xcc, pcbspill_normals
nop
.align 128
.endm
.macro sun4v_tl1_uspill_other
ba,a,pt %xcc, pcbspill_others
nop
.align 128
.endm
#endif
#if 1
@ -1155,17 +1167,17 @@ _C_LABEL(trapbase_sun4v):
sun4v_trap_entry 56 ! 0x034-0x06b
VTRAP(T_FDMMU_PROT, sun4v_tl1_dtsb_prot) ! 0x06c
sun4v_trap_entry 19 ! 0x06d-0x07f
SPILL64(uspill8_sun4vt1,ASI_AIUS) ! 0x080 spill_0_normal -- save user windows
SPILL32(uspill4_sun4vt1,ASI_AIUS) ! 0x084 spill_1_normal
SPILLBOTH(uspill8_sun4vt1,uspill4_sun4vt1,ASI_AIUS) ! 0x088 spill_2_normal
sun4v_tl1_uspill_normal ! 0x080 spill_0_normal -- save user windows
sun4v_tl1_uspill_normal ! 0x084 spill_1_normal
sun4v_tl1_uspill_normal ! 0x088 spill_2_normal
sun4v_trap_entry_spill_fill_fail 1 ! 0x08c spill_3_normal
SPILL64(kspill8_sun4vt1,ASI_N) ! 0x090 spill_4_normal -- save supervisor windows
SPILL32(kspill4_sun4vt1,ASI_N) ! 0x094 spill_5_normal
SPILLBOTH(kspill8_sun4vt1,kspill4_sun4vt1,ASI_N) ! 0x098 spill_6_normal
sun4v_trap_entry_spill_fill_fail 1 ! 0x09c spill_7_normal
SPILL64(uspillk8_sun4vt1,ASI_AIUS) ! 0x0a0 spill_0_other -- save user windows in nucleus mode
SPILL32(uspillk4_sun4vt1,ASI_AIUS) ! 0x0a4 spill_1_other
SPILLBOTH(uspillk8_sun4vt1,uspillk4_sun4vt1,ASI_AIUS) ! 0x0a8 spill_2_other
sun4v_tl1_uspill_other ! 0x0a0 spill_0_other -- save user windows in nucleus mode
sun4v_tl1_uspill_other ! 0x0a4 spill_1_other
sun4v_tl1_uspill_other ! 0x0a8 spill_2_other
sun4v_trap_entry_spill_fill_fail 1 ! 0x0ac spill_3_other
sun4v_trap_entry_spill_fill_fail 1 ! 0x0b0 spill_4_other
sun4v_trap_entry_spill_fill_fail 1 ! 0x0b4 spill_5_other