Changes so that the kernel can be compiled under __ELF__.
This commit is contained in:
matt
parent
5d9fda1ecd
commit
f96915efa5
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@ -1,4 +1,4 @@
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/* $NetBSD: emulate.s,v 1.2 1997/03/15 16:14:25 ragge Exp $ */
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/* $NetBSD: emulate.s,v 1.3 2000/07/17 02:54:04 matt Exp $ */
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/*
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* Copyright (c) 1986, 1987 The Regents of the University of California.
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* All rights reserved.
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@ -37,6 +37,8 @@
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* @(#)emulate.s 7.5 (Berkeley) 6/28/90
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*/
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#include <machine/asm.h>
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/*
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* String instruction emulation - MicroVAX only. These routines are called
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* from locore.s when an "emulate" fault occurs on the MicroVAX. They are
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@ -85,8 +87,7 @@
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.text
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.align 1
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.globl _EMcrc
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_EMcrc:
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ALTENTRY(EMcrc)
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argl(1,r11) # (1) table address == r11
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argl(2,r0) # (2) initial crc == r0
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argl(4,r3) # (4) source address == r3
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@ -109,8 +110,7 @@ Lcrc_out:
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.align 1
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.globl _EMmovtc
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_EMmovtc:
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ALTENTRY(EMmovtc)
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arguw(1,r0) # (1) source length == r0
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argl(2,r1) # (2) source address == r1
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argub(3,r11) # (3) fill character == r11
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@ -137,8 +137,7 @@ Lmovtc_out:
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.align 1
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.globl _EMmovtuc
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_EMmovtuc:
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ALTENTRY(EMmovtuc)
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arguw(1,r0) # (1) source length == r0
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argl(2,r1) # (2) source address == r1
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argub(3,r11) # (3) escape character == r11
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@ -165,8 +164,7 @@ Lmovtuc_out:
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.align 1
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.globl _EMmatchc
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_EMmatchc:
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ALTENTRY(EMmatchc)
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argl(2,r10) # (2) substring address == r10
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arguw(3,r2) # (3) source length == r2
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argl(4,r3) # (4) source address == r3
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@ -201,8 +199,7 @@ Lmatchc_out:
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.align 1
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.globl _EMspanc
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_EMspanc:
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ALTENTRY(EMspanc)
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argl(2,r1) # (2) string address == r1
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argub(4,r2) # (4) character-mask == r2
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argl(3,r3) # (3) table address == r3
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@ -222,8 +219,7 @@ Lspanc_out:
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.align 1
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.globl _EMscanc
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_EMscanc:
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ALTENTRY(EMscanc)
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argl(2,r1) # (2) string address == r1
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argub(4,r2) # (4) character-mask == r2
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argl(3,r3) # (3) table address == r3
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@ -243,8 +239,7 @@ Lscanc_out:
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.align 1
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.globl _EMskpc
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_EMskpc:
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ALTENTRY(EMskpc)
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argub(1,r11) # (1) character == r11
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argl(3,r1) # (3) string address == r1
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arguw(2,r0) # (2) string length == r0
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@ -261,8 +256,7 @@ Lskpc_out:
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.align 1
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.globl _EMlocc
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_EMlocc:
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ALTENTRY(EMlocc)
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argub(1,r11) # (1) character == r11
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argl(3,r1) # (3) string address == r1
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arguw(2,r0) # (2) string length == r0
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@ -279,8 +273,7 @@ Llocc_out:
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.align 1
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.globl _EMcmpc3
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_EMcmpc3:
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ALTENTRY(EMcmpc3)
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argl(2,r1) # (2) string1 address == r1
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argl(3,r3) # (3) string2 address == r3
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arguw(1,r0) # (1) strings length == r0
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@ -298,8 +291,7 @@ Lcmpc3_out:
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.align 1
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.globl _EMcmpc5
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_EMcmpc5:
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ALTENTRY(EMcmpc5)
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argl(2,r1) # (2) string1 address == r1
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argub(3,r11) # (1) fill character == r11
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arguw(4,r2) # (1) string2 length == r2
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@ -344,8 +336,7 @@ Lcmpc5_out:
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.align 1
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.globl _EMaddp4
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_EMaddp4:
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ALTENTRY(EMaddp4)
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toarg(r9,6) # save register r9 in arg6 spot
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arguw(1,r11) # (1) source length == r11
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argl(2,r10) # (2) source address == r10
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@ -584,8 +575,7 @@ Laddp4_out:
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.align 1
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.globl _EMmovp
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_EMmovp:
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ALTENTRY(EMmovp)
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arguw(1,r11) # (1) string length == r11
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argl(2,r10) # (1) source address == r10
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argl(3,r3) # (1) destination address == r3
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@ -675,8 +665,7 @@ Lmovp_out:
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.align 1
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.globl _EMeditpc
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_EMeditpc:
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ALTENTRY(EMeditpc)
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arguw(1,r11) # (1) source length == r11
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argl(2,r10) # (2) source address == r10
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argl(3,r3) # (3) pattern address == r3
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@ -899,8 +888,7 @@ L228:
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.align 1
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.globl _EMashp
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_EMashp:
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ALTENTRY(EMashp)
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argb(1,r11) # (1) scale (number to shift) == r11
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arguw(2,r10) # (2) source length == r10
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argl(3,r1) # (3) source address == r1
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@ -1051,8 +1039,7 @@ Lashp_overfl: # do overflow
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.align 1
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.globl _EMcvtlp
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_EMcvtlp:
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ALTENTRY(EMcvtlp)
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arguw(2,r10) # (2) destination length == r10
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argl(3,r3) # (3) destination address == r3
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ashl $-1,r10,r10
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@ -1104,8 +1091,7 @@ Lcvtlp_out:
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.align 1
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.globl _EMcvtpl
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_EMcvtpl:
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ALTENTRY(EMcvtpl)
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arguw(1,r11) # (1) source length == r11
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argl(2,r10) # (2) source address == r10
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clrl r3 # r3 == destination
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@ -1143,68 +1129,57 @@ Lcvtpl_out:
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.align 1
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.globl _EMcvtps
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_EMcvtps:
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ALTENTRY(EMcvtps)
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return
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.align 1
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.globl _EMcvtsp
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_EMcvtsp:
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ALTENTRY(EMcvtsp)
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return
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.align 1
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.globl _EMaddp6
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_EMaddp6:
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ALTENTRY(EMaddp6)
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return
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.align 1
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.globl _EMsubp4
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_EMsubp4:
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ALTENTRY(EMsubp4)
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return
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.align 1
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.globl _EMsubp6
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_EMsubp6:
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ALTENTRY(EMsubp6)
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return
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.align 1
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.globl _EMcvtpt
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_EMcvtpt:
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ALTENTRY(EMcvtpt)
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return
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.align 1
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.globl _EMmulp
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_EMmulp:
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ALTENTRY(EMmulp)
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return
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.align 1
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.globl _EMcvttp
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_EMcvttp:
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ALTENTRY(EMcvttp)
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return
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.align 1
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.globl _EMdivp
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_EMdivp:
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ALTENTRY(EMdivp)
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return
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.align 1
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.globl _EMcmpp3
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_EMcmpp3:
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ALTENTRY(EMcmpp3)
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return
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.align 1
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.globl _EMcmpp4
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_EMcmpp4:
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ALTENTRY(EMcmpp4)
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return
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@ -1217,8 +1192,8 @@ _EMcmpp4:
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#define EMUTABLE 0x43
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#define NOEMULATE .long noemulate
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#define EMULATE(a) .long _EM/**/a
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.globl _emJUMPtable
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_emJUMPtable:
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.globl _C_LABEL(emJUMPtable)
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_C_LABEL(emJUMPtable)
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/* f8 */ EMULATE(ashp); EMULATE(cvtlp); NOEMULATE; NOEMULATE
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/* fc */ NOEMULATE; NOEMULATE; NOEMULATE; NOEMULATE
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/* 00 */ NOEMULATE; NOEMULATE; NOEMULATE; NOEMULATE
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@ -1279,7 +1254,8 @@ SCBVEC(emulate):
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addl2 $8,r10 # shift negative opcodes
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subl3 r10,$EMUTABLE,r11 # forget it if opcode is out of range
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bcs noemulate
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movl _emJUMPtable[r10],r10 # call appropriate emulation routine
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movl _C_LABEL(emJUMPtable)[r10],r10
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# call appropriate emulation routine
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jsb (r10) # routines put return values into regs 0-5
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movl 32(sp),r11 # restore register r11
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movl 36(sp),r10 # restore register r10
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@ -1,4 +1,4 @@
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/* $NetBSD: intvec.s,v 1.50 2000/07/02 04:40:45 cgd Exp $ */
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/* $NetBSD: intvec.s,v 1.51 2000/07/17 02:54:04 matt Exp $ */
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/*
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* Copyright (c) 1994, 1997 Ludd, University of Lule}, Sweden.
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@ -37,27 +37,27 @@
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#include "opt_cputype.h"
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#define ENTRY(name) \
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#define SCBENTRY(name) \
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.text ; \
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.align 2 ; \
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.globl name ; \
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name /**/:
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#define TRAPCALL(namn, typ) \
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ENTRY(namn) ; \
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SCBENTRY(namn) ; \
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pushl $0 ; \
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pushl $typ ; \
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jbr trap
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#define TRAPARGC(namn, typ) \
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ENTRY(namn) ; \
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SCBENTRY(namn) ; \
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pushl $typ ; \
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jbr trap
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#define FASTINTR(namn, rutin) \
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ENTRY(namn) ; \
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SCBENTRY(namn) ; \
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pushr $0x3f ; \
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calls $0,__CONCAT(_,rutin) ; \
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calls $0,_C_LABEL(rutin) ; \
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popr $0x3f ; \
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rei
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@ -69,12 +69,13 @@ ENTRY(namn) ; \
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#define NOVEC .long 0
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#define INTVEC(label,stack) \
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.long label+stack;
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.text
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.globl _kernbase, _rpb, _kernel_text
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.set _kernel_text,KERNBASE
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_kernbase:
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_rpb:
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.text
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.globl _C_LABEL(kernbase), _C_LABEL(rpb), _C_LABEL(kernel_text)
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.set _C_LABEL(kernel_text),KERNBASE
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_C_LABEL(kernbase):
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_C_LABEL(rpb):
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/*
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* First page in memory we have rpb; so that we know where
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* (must be on a 64k page boundary, easiest here). We use it
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@ -158,18 +159,18 @@ _rpb:
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# at when returning from a intentional test.
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#
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mcheck: .globl mcheck
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tstl _cold # Ar we still in coldstart?
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tstl _C_LABEL(cold) # Ar we still in coldstart?
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bneq L4 # Yes.
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pushr $0x7f
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pushab 24(sp)
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movl _dep_call,r6 # CPU dependent mchk handling
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movl _C_LABEL(dep_call),r6 # CPU dependent mchk handling
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calls $1,*MCHK(r6)
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tstl r0 # If not machine check, try memory error
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beql 1f
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calls $0,*MEMERR(r6)
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pushab 2f
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calls $1,_panic
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calls $1,_C_LABEL(panic)
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2: .asciz "mchk"
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1: popr $0x7f
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addl2 (sp)+,sp
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@ -177,20 +178,20 @@ mcheck: .globl mcheck
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rei
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L4: addl2 (sp)+,sp # remove info pushed on stack
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cmpl _vax_cputype,$1 # Is it a 11/780?
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cmpl _C_LABEL(vax_cputype),$1 # Is it a 11/780?
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bneq 1f # No...
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mtpr $0, $PR_SBIFS # Clear SBI fault register
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brb 2f
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1: cmpl _vax_cputype,$4 # Is it a 8600?
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1: cmpl _C_LABEL(vax_cputype),$4 # Is it a 8600?
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bneq 3f
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mtpr $0, $PR_EHSR # Clear Error status register
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brb 2f
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3: mtpr $0xF,$PR_MCESR # clear the bus error bit
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2: movl _memtest,(sp) # REI to new adress
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2: movl _C_LABEL(memtest),(sp) # REI to new adress
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rei
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TRAPCALL(invkstk, T_KSPNOTVAL)
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@ -213,7 +214,7 @@ transl_v:
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pushr $0x3f
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pushl 28(sp)
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pushl 28(sp)
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calls $2,_pmap_simulref
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calls $2,_C_LABEL(pmap_simulref)
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tstl r0
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bneq 1f
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popr $0x3f
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@ -243,14 +244,14 @@ TRAPCALL(breakp, T_BPTFLT)
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TRAPARGC(arithflt, T_ARITHFLT)
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ENTRY(syscall) # Main system call
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SCBENTRY(syscall) # Main system call
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pushl $T_SYSCALL
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pushr $0xfff
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mfpr $PR_USP, -(sp)
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pushl ap
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pushl fp
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pushl sp # pointer to syscall frame; defined in trap.h
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calls $1, _syscall
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calls $1, _C_LABEL(syscall)
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movl (sp)+, fp
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movl (sp)+, ap
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mtpr (sp)+, $PR_USP
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@ -260,34 +261,34 @@ ENTRY(syscall) # Main system call
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rei
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ENTRY(cmrerr)
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SCBENTRY(cmrerr)
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PUSHR
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movl _dep_call,r0
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movl _C_LABEL(dep_call),r0
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calls $0,*MEMERR(r0)
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POPR
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rei
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ENTRY(sbiflt);
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SCBENTRY(sbiflt);
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pushab sbifltmsg
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calls $1, _panic
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calls $1, _C_LABEL(panic)
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TRAPCALL(astintr, T_ASTFLT)
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ENTRY(softclock)
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SCBENTRY(softclock)
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PUSHR
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calls $0,_softclock
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incl _softclock_intrcnt+EV_COUNT
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adwc $0,_softclock_intrcnt+EV_COUNT+4
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calls $0,_C_LABEL(softclock)
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incl _C_LABEL(softclock_intrcnt)+EV_COUNT
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adwc $0,_C_LABEL(softclock_intrcnt)+EV_COUNT+4
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POPR
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rei
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ENTRY(softnet)
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SCBENTRY(softnet)
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PUSHR
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# tstl _netisr # any netisr's set
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# tstl _C_LABEL(netisr) # any netisr's set
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# beql 2f # no, skip looking at them one by one
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#define DONETISR(bit, fn) \
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bbcc $bit,_netisr,1f; \
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bbcc $bit,_C_LABEL(netisr),1f; \
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calls $0,__CONCAT(_,fn); \
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1:
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@ -295,19 +296,19 @@ ENTRY(softnet)
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#undef DONETISR
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2: movab _softnet_head,r0
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2: movab _C_LABEL(softnet_head),r0
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jsb softintr_dispatch
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incl _softnet_intrcnt+EV_COUNT
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adwc $0,_softnet_intrcnt+EV_COUNT+4
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incl _C_LABEL(softnet_intrcnt)+EV_COUNT
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adwc $0,_C_LABEL(softnet_intrcnt)+EV_COUNT+4
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POPR
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rei
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ENTRY(softserial)
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SCBENTRY(softserial)
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PUSHR
|
||||
movab _softserial_head,r0
|
||||
movab _C_LABEL(softserial_head),r0
|
||||
jsb softintr_dispatch
|
||||
incl _softserial_intrcnt+EV_COUNT
|
||||
adwc $0,_softserial_intrcnt+EV_COUNT+4
|
||||
incl _C_LABEL(softserial_intrcnt)+EV_COUNT
|
||||
adwc $0,_C_LABEL(softserial_intrcnt)+EV_COUNT+4
|
||||
POPR
|
||||
rei
|
||||
|
||||
|
|
@ -329,22 +330,20 @@ softintr_dispatch:
|
|||
|
||||
TRAPCALL(ddbtrap, T_KDBTRAP)
|
||||
|
||||
.align 2
|
||||
.globl hardclock
|
||||
hardclock:
|
||||
SCBENTRY(hardclock)
|
||||
mtpr $0xc1,$PR_ICCS # Reset interrupt flag
|
||||
pushr $0x3f
|
||||
incl _clock_intrcnt+EV_COUNT # count the number of clock interrupts
|
||||
adwc $0,_clock_intrcnt+EV_COUNT+4
|
||||
incl _C_LABEL(clock_intrcnt)+EV_COUNT # count the number of clock interrupts
|
||||
adwc $0,_C_LABEL(clock_intrcnt)+EV_COUNT+4
|
||||
#if VAX46
|
||||
cmpl _vax_boardtype,$VAX_BTYP_46
|
||||
cmpl _C_LABEL(vax_boardtype),$VAX_BTYP_46
|
||||
bneq 1f
|
||||
movl _ka46_cpu,r0
|
||||
movl _C_LABEL(ka46_cpu),r0
|
||||
clrl VC_DIAGTIMM(r0)
|
||||
#endif
|
||||
1: pushl sp
|
||||
addl2 $24,(sp)
|
||||
calls $1,_hardclock
|
||||
calls $1,_C_LABEL(hardclock)
|
||||
popr $0x3f
|
||||
rei
|
||||
|
||||
|
|
@ -355,14 +354,15 @@ hardclock:
|
|||
* called from user space it doesn't care.
|
||||
* _sret is used in cpu_set_kpc to jump out to user space first time.
|
||||
*/
|
||||
.globl _sret
|
||||
.globl _C_LABEL(sret)
|
||||
trap: pushr $0xfff
|
||||
mfpr $PR_USP, -(sp)
|
||||
pushl ap
|
||||
pushl fp
|
||||
pushl sp
|
||||
calls $1, _arithflt
|
||||
_sret: movl (sp)+, fp
|
||||
_C_LABEL(sret):
|
||||
movl (sp)+, fp
|
||||
movl (sp)+, ap
|
||||
mtpr (sp)+, $PR_USP
|
||||
popr $0xfff
|
||||
|
|
@ -378,25 +378,42 @@ sbifltmsg:
|
|||
* Table of emulated Microvax instructions supported by emulate.s.
|
||||
* Use noemulate to convert unimplemented ones to reserved instruction faults.
|
||||
*/
|
||||
.globl _emtable
|
||||
_emtable:
|
||||
/* f8 */ .long _EMashp; .long _EMcvtlp; .long noemulate; .long noemulate
|
||||
/* fc */ .long noemulate; .long noemulate; .long noemulate; .long noemulate
|
||||
/* 00 */ .long noemulate; .long noemulate; .long noemulate; .long noemulate
|
||||
/* 04 */ .long noemulate; .long noemulate; .long noemulate; .long noemulate
|
||||
/* 08 */ .long _EMcvtps; .long _EMcvtsp; .long noemulate; .long _EMcrc
|
||||
/* 0c */ .long noemulate; .long noemulate; .long noemulate; .long noemulate
|
||||
/* 10 */ .long noemulate; .long noemulate; .long noemulate; .long noemulate
|
||||
/* 14 */ .long noemulate; .long noemulate; .long noemulate; .long noemulate
|
||||
/* 18 */ .long noemulate; .long noemulate; .long noemulate; .long noemulate
|
||||
/* 1c */ .long noemulate; .long noemulate; .long noemulate; .long noemulate
|
||||
/* 20 */ .long _EMaddp4; .long _EMaddp6; .long _EMsubp4; .long _EMsubp6
|
||||
/* 24 */ .long _EMcvtpt; .long _EMmulp; .long _EMcvttp; .long _EMdivp
|
||||
/* 28 */ .long noemulate; .long _EMcmpc3; .long _EMscanc; .long _EMspanc
|
||||
/* 2c */ .long noemulate; .long _EMcmpc5; .long _EMmovtc; .long _EMmovtuc
|
||||
/* 30 */ .long noemulate; .long noemulate; .long noemulate; .long noemulate
|
||||
/* 34 */ .long _EMmovp; .long _EMcmpp3; .long _EMcvtpl; .long _EMcmpp4
|
||||
/* 38 */ .long _EMeditpc; .long _EMmatchc; .long _EMlocc; .long _EMskpc
|
||||
.globl _C_LABEL(emtable)
|
||||
_C_LABEL(emtable):
|
||||
/* f8 */ .long _C_LABEL(EMashp); .long _C_LABEL(EMcvtlp)
|
||||
/* fa */ .long noemulate; .long noemulate
|
||||
/* fc */ .long noemulate; .long noemulate
|
||||
/* fe */ .long noemulate; .long noemulate
|
||||
/* 00 */ .long noemulate; .long noemulate
|
||||
/* 02 */ .long noemulate; .long noemulate
|
||||
/* 04 */ .long noemulate; .long noemulate
|
||||
/* 05 */ .long noemulate; .long noemulate
|
||||
/* 08 */ .long _C_LABEL(EMcvtps); .long _C_LABEL(EMcvtsp)
|
||||
/* 0a */ .long noemulate; .long _C_LABEL(EMcrc)
|
||||
/* 0c */ .long noemulate; .long noemulate
|
||||
/* 0e */ .long noemulate; .long noemulate
|
||||
/* 10 */ .long noemulate; .long noemulate
|
||||
/* 12 */ .long noemulate; .long noemulate
|
||||
/* 14 */ .long noemulate; .long noemulate
|
||||
/* 16 */ .long noemulate; .long noemulate
|
||||
/* 18 */ .long noemulate; .long noemulate
|
||||
/* 1a */ .long noemulate; .long noemulate
|
||||
/* 1c */ .long noemulate; .long noemulate
|
||||
/* 1e */ .long noemulate; .long noemulate
|
||||
/* 20 */ .long _C_LABEL(EMaddp4); .long _C_LABEL(EMaddp6)
|
||||
/* 22 */ .long _C_LABEL(EMsubp4); .long _C_LABEL(EMsubp6)
|
||||
/* 24 */ .long _C_LABEL(EMcvtpt); .long _C_LABEL(EMmulp)
|
||||
/* 26 */ .long _C_LABEL(EMcvttp); .long _C_LABEL(EMdivp)
|
||||
/* 28 */ .long noemulate; .long _C_LABEL(EMcmpc3)
|
||||
/* 2a */ .long _C_LABEL(EMscanc); .long _C_LABEL(EMspanc)
|
||||
/* 2c */ .long noemulate; .long _C_LABEL(EMcmpc5)
|
||||
/* 2e */ .long _C_LABEL(EMmovtc); .long _C_LABEL(EMmovtuc)
|
||||
/* 30 */ .long noemulate; .long noemulate
|
||||
/* 32 */ .long noemulate; .long noemulate
|
||||
/* 34 */ .long _C_LABEL(EMmovp); .long _C_LABEL(EMcmpp3)
|
||||
/* 36 */ .long _C_LABEL(EMcvtpl); .long _C_LABEL(EMcmpp4)
|
||||
/* 38 */ .long _C_LABEL(EMeditpc); .long _C_LABEL(EMmatchc)
|
||||
/* 3a */ .long _C_LABEL(EMlocc); .long _C_LABEL(EMskpc)
|
||||
#endif
|
||||
/*
|
||||
* The following is called with the stack set up as follows:
|
||||
|
|
@ -445,7 +462,8 @@ emulate:
|
|||
addl2 $8,r10 # shift negative opcodes
|
||||
subl3 r10,$0x43,r11 # forget it if opcode is out of range
|
||||
bcs noemulate
|
||||
movl _emtable[r10],r10 # call appropriate emulation routine
|
||||
movl _C_LABEL(emtable)[r10],r10
|
||||
# call appropriate emulation routine
|
||||
jsb (r10) # routines put return values into regs 0-5
|
||||
movl 32(sp),r11 # restore register r11
|
||||
movl 36(sp),r10 # restore register r10
|
||||
|
|
@ -457,15 +475,17 @@ noemulate:
|
|||
#endif
|
||||
.word 0xffff # "reserved instruction fault"
|
||||
|
||||
.globl _intrnames, _eintrnames, _intrcnt, _eintrcnt
|
||||
_intrnames:
|
||||
.globl _C_LABEL(intrnames), _C_LABEL(eintrnames)
|
||||
_C_LABEL(intrnames):
|
||||
.long 0
|
||||
_eintrnames:
|
||||
_intrcnt:
|
||||
_C_LABEL(eintrnames):
|
||||
|
||||
.globl _C_LABEL(intrcnt), _C_LABEL(eintrcnt)
|
||||
_C_LABEL(intrcnt):
|
||||
.long 0
|
||||
_eintrcnt:
|
||||
_C_LABEL(eintrcnt):
|
||||
|
||||
.data
|
||||
_scb: .long 0
|
||||
.globl _scb
|
||||
.globl _C_LABEL(scb)
|
||||
_C_LABEL(scb): .long 0
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $NetBSD: subr.s,v 1.49 2000/07/06 17:37:40 ragge Exp $ */
|
||||
/* $NetBSD: subr.s,v 1.50 2000/07/17 02:54:04 matt Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1994 Ludd, University of Lule}, Sweden.
|
||||
|
|
@ -103,23 +103,23 @@ JSBENTRY(start)
|
|||
#else
|
||||
ASENTRY(start, 0)
|
||||
#endif
|
||||
2: bisl3 $0x80000000,r9,_esym # End of loaded code
|
||||
2: bisl3 $0x80000000,r9,_C_LABEL(esym) # End of loaded code
|
||||
pushl $0x1f0000 # Push a nice PSL
|
||||
pushl $to # Address to jump to
|
||||
rei # change to kernel stack
|
||||
to: movw $0xfff,_panic # Save all regs in panic
|
||||
addl3 _esym,$0x3ff,r0 # Round symbol table end
|
||||
bicl3 $0x3ff,r0,_proc0paddr # save proc0 uarea pointer
|
||||
bicl3 $0x80000000,_proc0paddr,r0 # get phys proc0 uarea addr
|
||||
to: movw $0xfff,_C_LABEL(panic) # Save all regs in panic
|
||||
addl3 _C_LABEL(esym),$0x3ff,r0 # Round symbol table end
|
||||
bicl3 $0x3ff,r0,_C_LABEL(proc0paddr) # save proc0 uarea pointer
|
||||
bicl3 $0x80000000,_C_LABEL(proc0paddr),r0 # get phys proc0 uarea addr
|
||||
mtpr r0,$PR_PCBB # Save in IPR PCBB
|
||||
addl3 $USPACE,_proc0paddr,r0 # Get kernel stack top
|
||||
addl3 $USPACE,_C_LABEL(proc0paddr),r0 # Get kernel stack top
|
||||
mtpr r0,$PR_KSP # put in IPR KSP
|
||||
movl r0,_Sysmap # SPT start addr after KSP
|
||||
movab IFTRAP(r0),4(r0) # Save trap address in ESP
|
||||
mtpr 4(r0),$PR_ESP # Put it in ESP also
|
||||
|
||||
# Set some registers in known state
|
||||
movl _proc0paddr,r0
|
||||
movl _C_LABEL(proc0paddr),r0
|
||||
clrl P0LR(r0)
|
||||
clrl P1LR(r0)
|
||||
mtpr $0,$PR_P0LR
|
||||
|
|
@ -136,15 +136,15 @@ to: movw $0xfff,_panic # Save all regs in panic
|
|||
#if defined(COMPAT_14)
|
||||
tstl (ap) # Any arguments?
|
||||
bneq 1f # Yes, called from new boot
|
||||
movl r11,_boothowto # Howto boot (single etc...)
|
||||
# movl r10,_bootdev # uninteresting, will complain
|
||||
movl r8,_avail_end # Usable memory (from VMB)
|
||||
movl r11,_C_LABEL(boothowto) # Howto boot (single etc...)
|
||||
# movl r10,_C_LABEL(bootdev) # uninteresting, will complain
|
||||
movl r8,_C_LABEL(avail_end) # Usable memory (from VMB)
|
||||
clrl -(sp) # Have no RPB
|
||||
brb 2f
|
||||
#endif
|
||||
|
||||
1: pushl 4(ap) # Address of old rpb
|
||||
2: calls $1,_start # Jump away.
|
||||
2: calls $1,_C_LABEL(start) # Jump away.
|
||||
/* NOTREACHED */
|
||||
|
||||
|
||||
|
|
@ -152,102 +152,105 @@ to: movw $0xfff,_panic # Save all regs in panic
|
|||
* Signal handler code.
|
||||
*/
|
||||
|
||||
.align 2
|
||||
.globl _sigcode,_esigcode
|
||||
_sigcode: pushr $0x3f
|
||||
subl2 $0xc,sp
|
||||
movl 0x24(sp),r0
|
||||
calls $3,(r0)
|
||||
popr $0x3f
|
||||
chmk $SYS___sigreturn14
|
||||
chmk $SYS_exit
|
||||
halt
|
||||
_esigcode:
|
||||
.align 2
|
||||
.globl _C_LABEL(sigcode),_C_LABEL(esigcode)
|
||||
_C_LABEL(sigcode):
|
||||
pushr $0x3f
|
||||
subl2 $0xc,sp
|
||||
movl 0x24(sp),r0
|
||||
calls $3,(r0)
|
||||
popr $0x3f
|
||||
chmk $SYS___sigreturn14
|
||||
chmk $SYS_exit
|
||||
halt
|
||||
_C_LABEL(esigcode):
|
||||
|
||||
#ifdef COMPAT_IBCS2
|
||||
.align 2
|
||||
.globl _ibcs2_sigcode,_ibcs2_esigcode
|
||||
_ibcs2_sigcode: pushr $0x3f
|
||||
subl2 $0xc,sp
|
||||
movl 0x24(sp),r0
|
||||
calls $3,(r0)
|
||||
popr $0x3f
|
||||
chmk $SYS___sigreturn14
|
||||
chmk $SYS_exit
|
||||
halt
|
||||
_ibcs2_esigcode:
|
||||
.align 2
|
||||
.globl _C_LABEL(ibcs2_sigcode),_C_LABEL(ibcs2_esigcode)
|
||||
_C_LABEL(ibcs2_sigcode):
|
||||
pushr $0x3f
|
||||
subl2 $0xc,sp
|
||||
movl 0x24(sp),r0
|
||||
calls $3,(r0)
|
||||
popr $0x3f
|
||||
chmk $SYS___sigreturn14
|
||||
chmk $SYS_exit
|
||||
halt
|
||||
_C_LABEL(ibcs2_esigcode):
|
||||
#endif /* COMPAT_IBCS2 */
|
||||
|
||||
#ifdef COMPAT_ULTRIX
|
||||
.align 2
|
||||
.globl _ultrix_sigcode,_ultrix_esigcode
|
||||
_ultrix_sigcode: pushr $0x3f
|
||||
subl2 $0xc,sp
|
||||
movl 0x24(sp),r0
|
||||
calls $3,(r0)
|
||||
popr $0x3f
|
||||
chmk $ULTRIX_SYS_sigreturn
|
||||
chmk $SYS_exit
|
||||
halt
|
||||
_ultrix_esigcode:
|
||||
.align 2
|
||||
.globl _C_LABEL(ultrix_sigcode),_C_LABEL(ultrix_esigcode)
|
||||
_C_LABEL(ultrix_sigcode):
|
||||
pushr $0x3f
|
||||
subl2 $0xc,sp
|
||||
movl 0x24(sp),r0
|
||||
calls $3,(r0)
|
||||
popr $0x3f
|
||||
chmk $ULTRIX_SYS_sigreturn
|
||||
chmk $SYS_exit
|
||||
halt
|
||||
_C_LABEL(ultrix_esigcode):
|
||||
#endif
|
||||
|
||||
.align 2
|
||||
.globl _idsptch, _eidsptch
|
||||
_idsptch: pushr $0x3f
|
||||
.word 0x9f16 # jsb to absolute address
|
||||
.long _cmn_idsptch # the absolute address
|
||||
.long 0 # the callback interrupt routine
|
||||
.long 0 # its argument
|
||||
.long 0 # ptr to correspond evcnt struct
|
||||
_eidsptch:
|
||||
.align 2
|
||||
.globl _C_LABEL(idsptch), _C_LABEL(eidsptch)
|
||||
_C_LABEL(idsptch): pushr $0x3f
|
||||
.word 0x9f16 # jsb to absolute address
|
||||
.long _C_LABEL(cmn_idsptch) # the absolute address
|
||||
.long 0 # the callback interrupt routine
|
||||
.long 0 # its argument
|
||||
.long 0 # ptr to correspond evcnt struct
|
||||
_C_LABEL(eidsptch):
|
||||
|
||||
_cmn_idsptch:
|
||||
movl (sp)+,r0 # get pointer to idspvec
|
||||
movl 8(r0),r1 # get evcnt pointer
|
||||
beql 1f # no ptr, skip increment
|
||||
incl EV_COUNT(r1) # increment low longword
|
||||
adwc $0,EV_COUNT+4(r1) # add any carry to hi longword
|
||||
1: pushl 4(r0) # push argument
|
||||
calls $1,*(r0) # call interrupt routine
|
||||
popr $0x3f # pop registers
|
||||
rei # return from interrut
|
||||
_C_LABEL(cmn_idsptch):
|
||||
movl (sp)+,r0 # get pointer to idspvec
|
||||
movl 8(r0),r1 # get evcnt pointer
|
||||
beql 1f # no ptr, skip increment
|
||||
incl EV_COUNT(r1) # increment low longword
|
||||
adwc $0,EV_COUNT+4(r1) # add any carry to hi longword
|
||||
1: pushl 4(r0) # push argument
|
||||
calls $1,*(r0) # call interrupt routine
|
||||
popr $0x3f # pop registers
|
||||
rei # return from interrut
|
||||
|
||||
ENTRY(badaddr,0) # Called with addr,b/w/l
|
||||
mfpr $PR_IPL,r0 # splhigh()
|
||||
mtpr $IPL_HIGH,$PR_IPL
|
||||
movl 4(ap),r2 # First argument, the address
|
||||
movl 8(ap),r1 # Sec arg, b,w,l
|
||||
pushl r0 # Save old IPL
|
||||
clrl r3
|
||||
movab 4f,_memtest # Set the return address
|
||||
mfpr $PR_IPL,r0 # splhigh()
|
||||
mtpr $IPL_HIGH,$PR_IPL
|
||||
movl 4(ap),r2 # First argument, the address
|
||||
movl 8(ap),r1 # Sec arg, b,w,l
|
||||
pushl r0 # Save old IPL
|
||||
clrl r3
|
||||
movab 4f,_C_LABEL(memtest) # Set the return address
|
||||
|
||||
caseb r1,$1,$4 # What is the size
|
||||
1: .word 1f-1b
|
||||
.word 2f-1b
|
||||
.word 3f-1b # This is unused
|
||||
.word 3f-1b
|
||||
caseb r1,$1,$4 # What is the size
|
||||
1: .word 1f-1b
|
||||
.word 2f-1b
|
||||
.word 3f-1b # This is unused
|
||||
.word 3f-1b
|
||||
|
||||
1: movb (r2),r1 # Test a byte
|
||||
brb 5f
|
||||
1: movb (r2),r1 # Test a byte
|
||||
brb 5f
|
||||
|
||||
2: movw (r2),r1 # Test a word
|
||||
brb 5f
|
||||
2: movw (r2),r1 # Test a word
|
||||
brb 5f
|
||||
|
||||
3: movl (r2),r1 # Test a long
|
||||
brb 5f
|
||||
3: movl (r2),r1 # Test a long
|
||||
brb 5f
|
||||
|
||||
4: incl r3 # Got machine chk => addr bad
|
||||
5: mtpr (sp)+,$PR_IPL
|
||||
movl r3,r0
|
||||
ret
|
||||
4: incl r3 # Got machine chk => addr bad
|
||||
5: mtpr (sp)+,$PR_IPL
|
||||
movl r3,r0
|
||||
ret
|
||||
|
||||
#ifdef DDB
|
||||
/*
|
||||
* DDB is the only routine that uses setjmp/longjmp.
|
||||
*/
|
||||
.globl _setjmp, _longjmp
|
||||
_setjmp:.word 0
|
||||
.globl _C_LABEL(setjmp), _C_LABEL(longjmp)
|
||||
_C_LABEL(setjmp):.word 0
|
||||
movl 4(ap), r0
|
||||
movl 8(fp), (r0)
|
||||
movl 12(fp), 4(r0)
|
||||
|
|
@ -256,7 +259,7 @@ _setjmp:.word 0
|
|||
clrl r0
|
||||
ret
|
||||
|
||||
_longjmp:.word 0
|
||||
_C_LABEL(longjmp):.word 0
|
||||
movl 4(ap), r1
|
||||
movl 8(ap), r0
|
||||
movl (r1), ap
|
||||
|
|
@ -274,27 +277,27 @@ JSBENTRY(Setrq)
|
|||
tstl 4(r0) # Check that process actually are off the queue
|
||||
beql 1f
|
||||
pushab setrq
|
||||
calls $1,_panic
|
||||
calls $1,_C_LABEL(panic)
|
||||
setrq: .asciz "setrunqueue"
|
||||
#endif
|
||||
1: extzv $2,$6,P_PRIORITY(r0),r1 # get priority
|
||||
movaq _sched_qs[r1],r2 # get address of queue
|
||||
insque (r0),*PH_RLINK(r2) # put proc last in queue
|
||||
bbss r1,_sched_whichqs,1f # set queue bit.
|
||||
1: extzv $2,$6,P_PRIORITY(r0),r1 # get priority
|
||||
movaq _C_LABEL(sched_qs)[r1],r2 # get address of queue
|
||||
insque (r0),*PH_RLINK(r2) # put proc last in queue
|
||||
bbss r1,_C_LABEL(sched_whichqs),1f # set queue bit.
|
||||
1: rsb
|
||||
|
||||
JSBENTRY(Remrq)
|
||||
extzv $2,$6,P_PRIORITY(r0),r1
|
||||
#ifdef DIAGNOSTIC
|
||||
bbs r1,_sched_whichqs,1f
|
||||
bbs r1,_C_LABEL(sched_whichqs),1f
|
||||
pushab remrq
|
||||
calls $1,_panic
|
||||
calls $1,_C_LABEL(panic)
|
||||
remrq: .asciz "remrunqueue"
|
||||
#endif
|
||||
1: remque (r0),r2
|
||||
bneq 1f # Not last process on queue
|
||||
bbsc r1,_sched_whichqs,1f
|
||||
1: clrl P_BACK(r0) # saftey belt
|
||||
bneq 2f # Not last process on queue
|
||||
bbsc r1,_C_LABEL(sched_whichqs),2f
|
||||
2: clrl P_BACK(r0) # saftey belt
|
||||
rsb
|
||||
|
||||
#
|
||||
|
|
@ -302,12 +305,12 @@ remrq: .asciz "remrunqueue"
|
|||
# pi or something.
|
||||
#
|
||||
idle: mtpr $IPL_NONE,$PR_IPL # Enable all types of interrupts
|
||||
1: tstl _uvm+UVM_PAGE_IDLE_ZERO
|
||||
1: tstl _C_LABEL(uvm)+UVM_PAGE_IDLE_ZERO
|
||||
beql 2f
|
||||
#if 0
|
||||
calls $0,_uvm_pageidlezero
|
||||
calls $0,_C_LABEL(uvm_pageidlezero)
|
||||
#endif
|
||||
2: tstl _sched_whichqs # Anything ready to run?
|
||||
2: tstl _C_LABEL(sched_whichqs) # Anything ready to run?
|
||||
beql 1b # no, continue to loop
|
||||
brb Swtch # Yes, goto switch again.
|
||||
|
||||
|
|
@ -320,20 +323,20 @@ JSBENTRY(Swtch)
|
|||
mfpr $PR_SSP,r1 # Get ptr to this cpu_info struct
|
||||
clrl CI_CURPROC(r1) # Stop process accounting
|
||||
mtpr $IPL_HIGH,$PR_IPL # block all interrupts
|
||||
ffs $0,$32,_sched_whichqs,r3 # Search for bit set
|
||||
ffs $0,$32,_C_LABEL(sched_whichqs),r3 # Search for bit set
|
||||
beql idle # no bit set, go to idle loop
|
||||
|
||||
movaq _sched_qs[r3],r1 # get address of queue head
|
||||
movaq _C_LABEL(sched_qs)[r3],r1 # get address of queue head
|
||||
remque *(r1),r2 # remove proc pointed to by queue head
|
||||
# proc ptr is now in r2
|
||||
#ifdef DIAGNOSTIC
|
||||
bvc 1f # check if something on queue
|
||||
pushab noque
|
||||
calls $1,_panic
|
||||
calls $1,_C_LABEL(panic)
|
||||
noque: .asciz "swtch"
|
||||
#endif
|
||||
1: bneq 2f # more processes on queue?
|
||||
bbsc r3,_sched_whichqs,2f # no, clear bit in whichqs
|
||||
bbsc r3,_C_LABEL(sched_whichqs),2f # no, clear bit in whichqs
|
||||
2: clrl P_BACK(r2) # clear proc backpointer
|
||||
mfpr $PR_SSP,r1 # Get ptr to this cpu_info struct
|
||||
/* p->p_cpu initialized in fork1() for single-processor */
|
||||
|
|
@ -357,7 +360,7 @@ noque: .asciz "swtch"
|
|||
# Nice routine to get physical from virtual adresses.
|
||||
#
|
||||
extzv $9,$21,r0,r1 # extract offset
|
||||
ashl $9,*_Sysmap[r1],r3
|
||||
ashl $9,*_C_LABEL(Sysmap)[r1],r3
|
||||
|
||||
#
|
||||
# Do the actual process switch. pc + psl are already on stack, from
|
||||
|
|
@ -365,7 +368,8 @@ noque: .asciz "swtch"
|
|||
#
|
||||
svpctx
|
||||
mtpr r3,$PR_PCBB
|
||||
_tramp: .globl _tramp # used to kick off multiprocessor systems.
|
||||
.globl _C_LABEL(tramp) # used to kick off multiprocessor systems.
|
||||
_C_LABEL(tramp):
|
||||
ldpctx
|
||||
rei
|
||||
|
||||
|
|
@ -383,7 +387,7 @@ ENTRY(cpu_exit,0)
|
|||
mtpr r8,$PR_PCBB # new PCB
|
||||
mtpr r7,$PR_SSP # In case...
|
||||
pushl r6
|
||||
calls $1,_exit2 # release last resources.
|
||||
calls $1,_C_LABEL(exit2) # release last resources.
|
||||
clrl r0
|
||||
brw Swtch
|
||||
|
||||
|
|
@ -554,4 +558,6 @@ ENTRY(blkclr,R6)
|
|||
#
|
||||
.data
|
||||
|
||||
_memtest: .long 0 ; .globl _memtest # Memory test in progress.
|
||||
.globl _C_LABEL(memtest)
|
||||
_C_LABEL(memtest): # memory test in progress
|
||||
.long 0
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $NetBSD: trap.c,v 1.56 2000/06/29 07:14:34 mrg Exp $ */
|
||||
/* $NetBSD: trap.c,v 1.57 2000/07/17 02:54:05 matt Exp $ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1994 Ludd, University of Lule}, Sweden.
|
||||
|
|
@ -297,9 +297,13 @@ if(faultdebug)printf("trap accflt type %lx, code %lx, pc %lx, psl %lx\n",
|
|||
return;
|
||||
#endif
|
||||
}
|
||||
|
||||
if (trapsig)
|
||||
if (trapsig) {
|
||||
if (sig == SIGSEGV || sig == SIGILL)
|
||||
printf("pid %d (%s): sig %d: type %lx, code %lx, pc %lx, psl %lx\n",
|
||||
p->p_pid, p->p_comm, sig, frame->trap,
|
||||
frame->code, frame->pc, frame->psl);
|
||||
trapsignal(p, sig, frame->code);
|
||||
}
|
||||
|
||||
if (umode == 0)
|
||||
return;
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $NetBSD: hdc9224.h,v 1.2 2000/06/25 16:00:43 ragge Exp $ */
|
||||
/* $NetBSD: hdc9224.h,v 1.3 2000/07/17 02:54:06 matt Exp $ */
|
||||
/*
|
||||
* Copyright (c) 1996 Ludd, University of Lule}, Sweden.
|
||||
* All rights reserved.
|
||||
|
|
@ -33,14 +33,12 @@
|
|||
*/
|
||||
|
||||
|
||||
#ifdef notdef
|
||||
struct hdc9224_DKCreg {
|
||||
unsigned char dkc_reg; /* Disk Register Data Access Port (rw)*/
|
||||
unsigned char fill[3]; /* bytes are longword aligned */
|
||||
unsigned char dkc_cmd; /* Disk Controller Command Port (wo) */
|
||||
#define dkc_stat dkc_cmd /* Interrupt Status Port (ro) */
|
||||
};
|
||||
#endif
|
||||
|
||||
/*
|
||||
* definition of some commands (constant bits only, incomplete!)
|
||||
|
|
|
|||
Loading…
Reference in New Issue