id stringlengths 22 129 | text stringlengths 60 19.5k | arch stringclasses 9
values | syntax stringclasses 5
values | kind stringclasses 4
values | repo stringclasses 32
values | path stringlengths 7 108 | license stringclasses 10
values | commit stringlengths 40 40 | source_host stringclasses 1
value | category stringclasses 15
values | source_url stringlengths 85 192 | line_start int64 1 5.48k | line_end int64 4 5.5k |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
NetBSD/src:sys/arch/x68k/stand/common/exec_image.S:3 | L1:
movq #0,%d0 | reg arg (unused)
movq #0,%d1 | reg arg (unused)
movq #0,%d2 | reg arg (unused)
movq #0,%d3 | reg arg (unused)
movq #0,%d4 | reg arg (unused)
movq #0,%d5 | reg arg (unused)
| bootdev(%d6) is already set
| boothowto(%d7) is already set
moval %a6,%a0 | entry
moval... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/exec_image.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/exec_image.S | 81 | 103 |
NetBSD/src:sys/arch/x68k/stand/common/exec_image.S:1 | /* $NetBSD: exec_image.S,v 1.2 2001/09/27 14:08:28 minoura Exp $ */
/*
* Copyright (c) 2001 Minoura Makoto.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/exec_image.S | BSD-2-Clause | 3a3e6e6861107fa30395b99abb65697f94ef1bf8 | github | kernel | https://github.com/NetBSD/src/blob/3a3e6e6861107fa30395b99abb65697f94ef1bf8/sys/arch/x68k/stand/common/exec_image.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/common/execkern.S:1 | |
| execute NetBSD kernel
|
| written by ITOH Yasufumi
| public domain
|
| $NetBSD: execkern.S,v 1.4 2011/02/21 02:31:58 itohy Exp $
#include <machine/asm.h>
#include "execkern.h"
#define MFP 0x00E88000 /* MFP */
#define MFP_IERA (MFP+0x07) /* (B) interrupt enable reg A */
#define MFP_IERB (MFP+0x09) /* (B) interrup... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/execkern.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/execkern.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/common/execkern.S:2 | addql #4,%sp
moveal %sp@+,%a3 | struct execkern_arg *
#endif
moveal %a3@+,%a1 | load address
movel %a1,%d3
|
| copy image
|
movel #XK_NSEC-1,%d2
Lloop:
moveal %a3@+,%a0 | section image address
movel %a3@+,%d0 | section size
movel %d0,%d1
jbsr copy
movel %a3@+,%d0 | section gap
jbsr clear
dbra %d2... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/execkern.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/execkern.S | 41 | 100 |
NetBSD/src:sys/arch/x68k/stand/common/execkern.S:3 | movel %a3@+,%d5 | (reserved)
movel %a3@+,%d6 | boot device
movel %a3@+,%d7 | boot howto
movel %a3@+,%a0 | entry address
#else /* optimized */
moveml %a3@+,%d5-%d7/%a0
#endif
| clear unused registers
moveq #0,%d0
moveq #0,%d1
moveq #0,%d2
moveq #0,%d3
moveq #0,%d4
moveal %d0,%a1
moveal %d0,%a2
moveal ... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/execkern.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/execkern.S | 81 | 129 |
NetBSD/src:sys/arch/x68k/stand/common/start.S:1 | |-----------------------------------------------------------
|
| Simple C runtime startup for Human68k
|
| o no stdio support (DOS/IOCS only)
| o HUPAIR support
|
| written by ITOH Yasufumi
|
| This file is in the public domain
|
| $NetBSD: start.S,v 1.4 2024/01/07 07:58:34 isaki Exp $
#include <machine/asm.h>
|-... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/start.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/start.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/common/start.S:3 | #define __FPUTS 0xFF1E
#define __VERNUM 0xFF30
#define __SETBLOCK 0xFF4A
#define __EXIT2 0xFF4C
|
| seed to estimate argument string/vector and environment vector size
| (max nohupair argv[0](92+4) + NULLs(8) + alignment(3)) <- donburi?
|
#define estimated_argsz 107
#define estimated_com 92 /* estimated command name... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/start.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/start.S | 81 | 140 |
NetBSD/src:sys/arch/x68k/stand/common/start.S:4 | .even
.globl _C_LABEL(main)
#ifdef __ELF__
ASENTRY_NOPROFILE(_start)
#else
ASENTRY_NOPROFILE(start)
#endif
#if SUPPORT_HUPAIR
.word 0x611e,0x2348,0x5550,0x4149,0x5200
#else
.word 0x6016
#endif
#if SUPPORT_R_EXEC
.word 0x7263
#else
.word 0x7863
#endif
.long 0x72743020,0x56312E31,0x42206279,0x20596173,0x68610000
... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/start.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/start.S | 121 | 180 |
NetBSD/src:sys/arch/x68k/stand/common/start.S:5 | |
addql #1,%a2 | skip byte count
moveql #estimated_argsz,%d1 | byte counter
moveal %a2,%a6
moveql #char_space,%d4 | space
acou1: addql #1,%d1
moveb %a6@+,%d0
beqs acou2
cmpb %d4,%d0 | space
beqs acous
cmpb %d3,%d0 | tab (if not hupair)
bnes acou1
acous: addql #4,%d1 | for argv area
bras acou1
acou2... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/start.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/start.S | 161 | 220 |
NetBSD/src:sys/arch/x68k/stand/common/start.S:6 | | d1: estimated byte count
|
| free memory
| and ensure the bss/stack (for .r executable) and argument areas valid
|
lea %a0@(pdb_mcb),%a5 | a5: PDB address
subl %a5,%d1
#if SUPPORT_R_EXEC
#define RELOC(sym, reg) lea sym+top_pdb,reg; addl %a5,reg
moveal %a1,%a6 | end of data
RELOC(_end, %a1) | end of bss
#endi... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/start.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/start.S | 201 | 260 |
NetBSD/src:sys/arch/x68k/stand/common/start.S:7 | |
loop_clrbss:
clrl %a6@+
cmpal %a1,%a6
bcss loop_clrbss
#endif
|
| save MCB address
|
#if NEED_MEMCP
# if SUPPORT_R_EXEC
RELOC(_C_LABEL(_memcp), %a6)
movel %a0,%a6@
# else
movel %a0,_C_LABEL(_memcp)
# endif
#endif
|
| save PDB address
|
#if NEED_PROCP
# if SUPPORT_R_EXEC
RELOC(_C_LABEL(_procp), %a6)
movel %a... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/start.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/start.S | 241 | 300 |
NetBSD/src:sys/arch/x68k/stand/common/start.S:8 | movel %d0,_C_LABEL(_vernum)
# endif
#endif
|
| create argv[0]
|
moveal %a1,%a0 | top of argument strings
#if SUPPORT_HUPAIR && HUPAIR_ARGV0
tstb %d3
beqs arg0lp
#endif
#if ADD_PATHNAME
lea %a5@(drvpath_pdb),%a4 | drive and path name
arg0path:
moveb %a4@+,%a1@+
bnes arg0path
subql #1,%a1 | remove nul char
#e... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/start.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/start.S | 281 | 340 |
NetBSD/src:sys/arch/x68k/stand/common/start.S:9 | RELOC(_C_LABEL(__progname), %a6)
movel %a4,%a6@
# else
movel %a4,_C_LABEL(__progname)
# endif
#endif
|
| create argument strings
|
moveql #1,%d0 | (d0:l) # arg
spskip: moveb %a2@+,%d2
beqs comline_end
cmpb %d4,%d2 | space
beqs spskip
cmpb %d3,%d2 | tab (if not hupair)
beqs spskip
| create an arg
clrb... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/start.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/start.S | 321 | 380 |
NetBSD/src:sys/arch/x68k/stand/common/start.S:10 | beqs arg_end
cmpb %d3,%d2 | tab (if not hupair)
bnes argcopyc
arg_end:
clrb %a1@+
bras spskip
argcopyc:
moveb %d2,%a1@+ | copy char
argnextc:
moveb %a2@+,%d2
bnes arglp
clrb %a1@+
comline_end:
|
| create argv vector
|
addql #3,%a1
movel %a1,%d1
andib #0xfc,%d1 | long alignment
moveal %d1,%a1 | arg... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/start.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/start.S | 361 | 420 |
NetBSD/src:sys/arch/x68k/stand/common/start.S:11 | | create envp vector
|
#if NEED_ENVIRON
movel %a1,%d2
envlp: tstb %a3@
beqs envend
movel %a3,%a1@+
envskp: tstb %a3@+
bnes envskp
bras envlp
envend: clrl %a1@+ | NULL termination
# if SUPPORT_R_EXEC
RELOC(_C_LABEL(environ), %a0)
movel %d2,%a0@
# else
movel %d2,_C_LABEL(environ)
# endif
#endif
|
| free unused... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/start.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/start.S | 401 | 460 |
NetBSD/src:sys/arch/x68k/stand/common/start.S:12 | #endif
#if SUPPORT_R_EXEC
RELOC(_C_LABEL(main), %a0)
jsr %a0@
#else
jsr _C_LABEL(main)
#endif
#if !C_REGPARM || NEED_ENVIRON
movew %d0,%a7@
#else
movew %d0,%a7@-
#endif
DOS(__EXIT2)
#if !defined(__ELF__) && DUMMY___main
ENTRY_NOPROFILE(__main)
rts
#endif
|-----------------------------------------------------... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/start.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/start.S | 441 | 497 |
NetBSD/src:sys/arch/x68k/stand/common/start.S:13 | #if NEED_ENVIRON
.comm _C_LABEL(environ),4 | environ address
#endif
|-----------------------------------------------------------
|
| stack
|
#ifdef __ELF__
.section .stack,"aw",@nobits
.align 4
STACK_SYMBOL:
.space STACK_SIZE
#else
.comm STACK_SYMBOL,STACK_SIZE
#endif | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/start.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/common/start.S | 481 | 497 |
NetBSD/src:sys/arch/x68k/stand/common/start.S:1 | |-----------------------------------------------------------
|
| Simple C runtime startup for Human68k
|
| o no stdio support (DOS/IOCS only)
| o HUPAIR support
|
| written by ITOH Yasufumi
|
| This file is in the public domain
|
| $NetBSD: start.S,v 1.3 2011/02/21 02:31:58 itohy Exp $
#include <machine/asm.h>
|-... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/common/start.S | BSD-2-Clause | 3a3e6e6861107fa30395b99abb65697f94ef1bf8 | github | kernel | https://github.com/NetBSD/src/blob/3a3e6e6861107fa30395b99abb65697f94ef1bf8/sys/arch/x68k/stand/common/start.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/libdos/dos_cerror.S:1 | | Writes Human68k DOS error number to dos_errno.
| Called on errors of DOS calls.
|
| written by ITOH Yasufumi
| public domain
|
| $NetBSD: dos_cerror.S,v 1.2 2011/02/21 02:31:59 itohy Exp $
#include "dos_asm.h"
#include "dos_errno.h"
ASENTRY_NOPROFILE(CERROR)
movel %d0,%sp@-
negl %d0
cmpil #_DOS_EEXIST,%d0
bnes... | arm | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/libdos/dos_cerror.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/libdos/dos_cerror.S | 1 | 21 |
NetBSD/src:sys/arch/x68k/stand/libdos/dos_procerr.S:1 | | Writes Human68k DOS process error number to dos_errno.
| Called on errors of DOS calls for processes.
|
| written by ITOH Yasufumi
| public domain
|
| $NetBSD: dos_procerr.S,v 1.2 2011/02/21 02:31:59 itohy Exp $
#include "dos_asm.h"
#include "dos_errno.h"
ASENTRY_NOPROFILE(PRCERROR)
movel %d0,%sp@-
cmpil #0xffff... | arm | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/libdos/dos_procerr.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/libdos/dos_procerr.S | 1 | 32 |
NetBSD/src:sys/arch/x68k/stand/libdos/dos_rename.S:1 | | XC compatible RENAME() function
| int DOS_RENAME __P((const char *path, const char *newname));
|
| written by ITOH Yasufumi
| public domain
|
| $NetBSD: dos_rename.S,v 1.3 2011/02/21 02:31:59 itohy Exp $
#include "dos_asm.h"
Lbufsz = 92 | sizeof(struct dos_nameckbuf)
Lnamoff = 67 | offsetof(struct dos_nameckbuf, na... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/libdos/dos_rename.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/libdos/dos_rename.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/libdos/dos_rename.S:2 | | add new name
lea %sp@(8 + Lbufsz+Lnamoff),%a0 | new name (8: args on stack)
Lname: moveb %a0@+,%a1@+
bnes Lname
subql #1,%a1 | remove nul char
| add new extension
lea %sp@(8 + Lbufsz+Lextoff),%a0 | new ext (8: args on stack)
Lext: moveb %a0@+,%a1@+
bnes Lext
| we already have the arguments on stack
bsr _... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/libdos/dos_rename.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/libdos/dos_rename.S | 41 | 61 |
NetBSD/src:sys/arch/x68k/stand/libsa/Makefile.inc:1 | # $NetBSD: Makefile.inc,v 1.2 2012/10/12 20:15:52 tsutsui Exp $
# MD libsa files
.PATH.c: ${SA_EXTRADIR}
.PATH.S: ${SA_EXTRADIR}
SRCS+= consio.c devopen.c parseutils.c sdcd.c fd.c fdsub.S chdsk.c
SRCS+= putimage.S
# network support
SRCS+= clock.c
SRCS+= dev_net.c | riscv | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/libsa/Makefile.inc | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/libsa/Makefile.inc | 1 | 13 |
NetBSD/src:sys/arch/x68k/stand/libsa/fdsub.S:1 | /* $NetBSD: fdsub.S,v 1.2 2024/01/07 07:58:34 isaki Exp $ */
/*
* Copyright (c) 2001 MINOURA Makoto.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code m... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/libsa/fdsub.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/libsa/fdsub.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/libsa/fdsub.S:2 | || movl %sp@(4),%d1
|| andil #3,%d1
|| orib #0x90,%d1
|| lslw #8,%d1
|| movql #0,%d2
|| IOCS(__B_DRVCHK)
|| btst.b #1,%d0
|| beq fail
|| IOCS(__B_RECALI)
moveml %sp@(4),%d0-%d1
andil #1,%d1
andil #3,%d0
lslw #2,%d1
orw %d1,%d0
jbsr check_fd_format
tstl %d1
beq fail1
moval %sp@(12),%a0
moveml %d0-%d1,%a0@
... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/libsa/fdsub.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/libsa/fdsub.S | 41 | 76 |
NetBSD/src:sys/arch/x68k/stand/libsa/fdsub.S:1 | /* $NetBSD: fdsub.S,v 1.1 2001/09/27 10:03:28 minoura Exp $ */
/*
* Copyright (c) 2001 MINOURA Makoto.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/libsa/fdsub.S | BSD-2-Clause | 3a3e6e6861107fa30395b99abb65697f94ef1bf8 | github | kernel | https://github.com/NetBSD/src/blob/3a3e6e6861107fa30395b99abb65697f94ef1bf8/sys/arch/x68k/stand/libsa/fdsub.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/libsa/putimage.S:1 | | file: putimage.S
| author: ITOH Yasufumi
|
| $NetBSD: putimage.S,v 1.5 2012/11/25 04:06:59 isaki Exp $
#include <machine/asm.h>
#include "iocscall.h"
# define IMGWIDTH 56
# define IMGHEIGHT 52
|
| display title image
|
ENTRY_NOPROFILE(put_image)
link %a6,#-(IMGWIDTH*IMGHEIGHT/8*2+8)| make local buffer
moveal %s... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/libsa/putimage.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/libsa/putimage.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/libsa/putimage.S:2 | | d7.b: size count
| a0: input data pointer
Lrunlen: | a run entry:
| value (2bit)
| length-1 (3bit)
subqb #5,%d2 | have enough bits?
jcc Lhave5b | yes
| fill byte
cmpaw %a0,%a3 | the register order is significant
| for word comparison
beq Lrxabort
1: moveb %a0@+,%d0
addqb #8,%d2 | d2: 3: ... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/libsa/putimage.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/libsa/putimage.S | 41 | 100 |
NetBSD/src:sys/arch/x68k/stand/libsa/putimage.S:3 | moveq #2,%d1
movew %a2@,%d2
IOCS(__TPALET2)
| moveq #0x02,%d1 | plane 1 (already have it)
IOCS(__TCOLOR)
movel %a6@(8),%d1
movel %a6@(12),%d2
IOCS(__TEXTPUT)
moveq #0x01,%d1 | plane 0
IOCS(__TCOLOR)
movel %a6@(8),%d1
lea %a6@(-(IMGWIDTH*IMGHEIGHT/8*2+8)),%a1
IOCS(__TEXTPUT)
Lrxabort: moveml %sp... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/libsa/putimage.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/libsa/putimage.S | 81 | 140 |
NetBSD/src:sys/arch/x68k/stand/libsa/putimage.S:4 | .word 0x5295,0xAD6A | palet1, palet2
.word 0x39c3,0x0c1c,0xd039,0xce71,0xa327,0x3830,0x739c,0xe146
.word 0x6073,0x8227,0x39ce,0x0865,0x0738,0x2184,0x1ce7,0x3233
.word 0x049c,0xe88a,0x0e73,0x9618,0x8271,0x0486,0x6646,0x2093
.word 0x9ce4,0xcc12,0x1461,0x1622,0x3104,0x9ce7,0x2653,0x10e2
.word 0x4158,0x91a8,0x24e7,0x... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/libsa/putimage.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/libsa/putimage.S | 121 | 160 |
NetBSD/src:sys/arch/x68k/stand/loadbsd/trampoline.S:1 | |
| copy binary image and execute
|
| written by ITOH Yasufumi
| public domain
|
| $NetBSD: trampoline.S,v 1.3 2011/02/21 02:31:59 itohy Exp $
#include <machine/asm.h>
#include "trampoline.h"
| arg+0 bsr trampoline
| +4 %a3+0 temporary stack address
| +8 %a3+4 processor type
| +12 %a3+8 struct execkern_arg
| +52 ... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/loadbsd/trampoline.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/loadbsd/trampoline.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/loadbsd/trampoline.S:2 | bras Lmmudone
Lmmu030:
| 020/030
clrl %sp@-
.long 0xF0174000 | pmove %sp@,%tc
cmpl %d0,%d2
bnes Lmmu020 | 68851 has no tt regs
.long 0xF0170800 | pmove %sp@,%tt0
.long 0xF0170C00 | pmove %sp@,%tt1
Lmmu020:
movel #0x7fff0001,%sp@- | null root pointer
.long 0xF0174C00 | pmove %sp@,%crp
.long 0xF0174800 |... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/loadbsd/trampoline.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/loadbsd/trampoline.S | 41 | 69 |
NetBSD/src:sys/arch/x68k/stand/mboot/srt0.S:1 | /* $NetBSD: srt0.S,v 1.4 2024/01/07 07:58:34 isaki Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Minoura Makoto.
*
* Redistribution and use in source and binary forms, with or without
* modif... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/mboot/srt0.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/mboot/srt0.S | 1 | 46 |
NetBSD/src:sys/arch/x68k/stand/mboot/srt0.S:1 | /* $NetBSD: srt0.S,v 1.3 2008/04/28 20:23:40 martin Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Minoura Makoto.
*
* Redistribution and use in source and binary forms, with or without
* modi... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/mboot/srt0.S | BSD-2-Clause | 3a3e6e6861107fa30395b99abb65697f94ef1bf8 | github | kernel | https://github.com/NetBSD/src/blob/3a3e6e6861107fa30395b99abb65697f94ef1bf8/sys/arch/x68k/stand/mboot/srt0.S | 1 | 46 |
NetBSD/src:sys/arch/x68k/stand/xxboot/ashldi3.S:1 | /* $NetBSD: ashldi3.S,v 1.3 2020/08/22 10:12:29 isaki Exp $ */
/*
* Copyright (C) 2020 Tetsuya Isaki. All rights reserved.
* Copyright (C) 2020 Y.Sugahara (moveccr). All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the followin... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/ashldi3.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/ashldi3.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/xxboot/ashldi3.S:2 | addxl %d0,%d0 | %d0:X <<= 1
start:
subql #1,%a0 | sub %a0 doesn't affect ccr,
tstl %a0 | but this extra TST op is
| smaller than push/pop %d2.
jpl loop
rts
#if defined(SELFTEST)
#include "iocscall.h"
.macro PRINT msg
leal \msg,%a1
IOCS(__B_PRINT)
.endm
.macro TEST name
leal \name,%a... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/ashldi3.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/ashldi3.S | 41 | 100 |
NetBSD/src:sys/arch/x68k/stand/xxboot/ashldi3.S:3 | cmpl %a2@+,%d0 | compare high word
jne fail
cmpl %a2@+,%d1 | compare low word
jne fail
PRINT %pc@(msg_ok)
rts
fail:
PRINT %pc@(msg_fail)
rts
test0: | count = 0
.long 0x11223344, 0x55667788
.long 0
.long 0x11223344, 0x55667788
test1: | count = 1
.long 0x11223344, 0x55667788
.long 1
.long ... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/ashldi3.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/ashldi3.S | 81 | 121 |
NetBSD/src:sys/arch/x68k/stand/xxboot/ashrdi3.S:1 | /* $NetBSD: ashrdi3.S,v 1.1 2020/08/16 06:43:43 isaki Exp $ */
/*
* Copyright (C) 2020 Tetsuya Isaki. All rights reserved.
* Copyright (C) 2020 Y.Sugahara (moveccr). All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the followin... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/ashrdi3.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/ashrdi3.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/xxboot/ashrdi3.S:2 | roxrl #1,%d1 | X:%d1 >>= 1
start:
subql #1,%a0 | sub %a0 doesn't affect ccr,
tstl %a0 | but this extra TST op is
| smaller than push/pop %d2.
jpl loop
rts
#if defined(SELFTEST)
#include "iocscall.h"
.macro PRINT msg
leal \msg,%a1
IOCS(__B_PRINT)
.endm
.macro TEST name
leal \name,%a2... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/ashrdi3.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/ashrdi3.S | 41 | 100 |
NetBSD/src:sys/arch/x68k/stand/xxboot/ashrdi3.S:3 | moveml %d0-%d2,%sp@-
jbsr __ashrdi3
leal %sp@(12),%sp
cmpl %a2@+,%d0 | compare high word
jne fail
cmpl %a2@+,%d1 | compare low word
jne fail
PRINT %pc@(msg_ok)
rts
fail:
PRINT %pc@(msg_fail)
rts
test0: | count = 0
.long 0x11223344, 0x55667788
.long 0
.long 0x11223344, 0x55667788
test1p: ... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/ashrdi3.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/ashrdi3.S | 81 | 139 |
NetBSD/src:sys/arch/x68k/stand/xxboot/ashrdi3.S:4 | .long 0x41223344, 0x55667788
.long 63
.long 0x00000000, 0x00000000
test63m: | count = 63 (negative value)
.long 0x91223344, 0x55667788
.long 63
.long 0xffffffff, 0xffffffff
msg_testname:
.asciz "__ashrdi3"
msg_ok:
.asciz " ok"
msg_fail:
.asciz " fail"
msg_crlf:
.asciz "\r\n"
#endif | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/ashrdi3.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/ashrdi3.S | 121 | 139 |
NetBSD/src:sys/arch/x68k/stand/xxboot/boot.S:1 | | $NetBSD: boot.S,v 1.13 2020/08/16 06:43:43 isaki Exp $
|
| (1) IPL (or previous stage loader) loads first 1KB of this primary
| bootloader to (*). (*) is 0x2000 (from FD) or 0x2400 (from SASI/SCSI).
|
| (2) The first 1KB loads full primary bootloader (including first 1KB) from
| the boot partition to 0x3000... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/xxboot/boot.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/boot.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/xxboot/boot.S:2 | | (because this loader is assembled as starting from 0x3000 but is loaded
| at 0x2000 or 0x2400).
| - must use RELOC() macro to access bss section (and first_kbyte as a jump
| destination address).
|
| The program code after first_kbyte can access any labels in all sections
| directly.
#include <machine/asm.h>
#... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/xxboot/boot.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/boot.S | 41 | 100 |
NetBSD/src:sys/arch/x68k/stand/xxboot/boot.S:3 | .ascii "\r\n\n" | 3
.ascii PROG | 14
.asciz ": " | 2+1
.org msg_progname + 20
entry:
jbra disklabel_end
| Disklabel must be placed at 0x40 and the size is 404 bytes.
| (See LABELOFFSET in <machine/disklabel.h>)
.org 0x40
disklabel:
.space 404
disklabel_end:
| At first save all initial registers ... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/xxboot/boot.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/boot.S | 81 | 140 |
NetBSD/src:sys/arch/x68k/stand/xxboot/boot.S:4 | clrbss: | see chkmpu below
clrb %a1@+
dbra %d0,clrbss
| If it boots from SCSI, %d4 has SCSI ID.
movel %d4,RELOC(SCSI_ID)
chkmpu:
| Check MPU beforehand since we want to use 68020 instructions.
| Here the above "subw %a1,%d0" = 0x9049 and %d0.w = -1 at this
| point, so that subsequent moveb loads
... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/xxboot/boot.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/boot.S | 121 | 180 |
NetBSD/src:sys/arch/x68k/stand/xxboot/boot.S:5 | cmpiw #0x90,%d0
jlt boot_dev_not_supp | SASI
|
| Boot from floppy
|
boot_floppy:
| Make PDA+MODE
lslw #8,%d0 | %d0=$00009X00 (X is unit#)
moveql #0x70,%d1
orw %d0,%d1 | %d1=$00009X70 = (PDA<<8)+MODE
movel %d1,RELOC(FDMODE)
check_fd_format:
| Check fd format.
| Obtain min & max sector # of tra... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/xxboot/boot.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/boot.S | 161 | 220 |
NetBSD/src:sys/arch/x68k/stand/xxboot/boot.S:6 | cmpl %d5,%d2 | if (%d2 > %d5)
jle 1f |
movel %d2,%d5 | max = %d2
1:
cmpl %d3,%d2 | if (%d2 == %d3) break
jne loop
| Assume 2HD
oriw #0x0100,%d5 | FDSEC.maxsec.H = 1
moveml %d4-%d5,RELOC(FDSEC) | Store
| end of check_fd_format
| read 8KB myself from floppy
| %d1: (PDA<<8)+MODE already... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/xxboot/boot.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/boot.S | 201 | 260 |
NetBSD/src:sys/arch/x68k/stand/xxboot/boot.S:7 | lsrl #2,%d0 | %d0 = blocksize in longword
moveql #25,%d5
bfffo %d0{#0:#32},%d1 | 25:256 24:512 23:1024 22:2048
subl %d1,%d5 | 0:256 1:512 2:1024 3:2048
movel %d5,RELOC(SCSI_BLKLEN) | %d5 = sector length index
| Find out the start position of the boot partition.
| There seems to be no interface or ... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/xxboot/boot.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/boot.S | 241 | 300 |
NetBSD/src:sys/arch/x68k/stand/xxboot/boot.S:8 | divul %d0,%d3 | %d0 = TDSIZE in sector
| Read full primary bootloader
moveal %a5,%a1 | %a1 = dest buffer
jbsr scsiread
| Selected start sector should not <= 4. There should be
| partition table. If so, repoints to zero(?).
moveql #5,%d0
cmpl %d0,%d2
bcc 1f
moveql #0,%d2
1:
movel %d2,RELOC(SCS... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/xxboot/boot.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/boot.S | 281 | 340 |
NetBSD/src:sys/arch/x68k/stand/xxboot/boot.S:9 | movel %d2,%d0
addl %d3,%d0 | %d0 = pos + len
jcs scsiread_core | if overflow, use READEXT
bftst %d0{#0:#11} | if (pos + len >= 0x200000)
jne scsiread_core | use REAEXT
moveql #__S_READ,%d1 | else use READ
scsiread_core:
IOCS(__SCSIDRV)
rts
boot_dev_not_supp:
BOOT_ERROR("not supported device");
... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/xxboot/boot.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/boot.S | 321 | 380 |
NetBSD/src:sys/arch/x68k/stand/xxboot/boot.S:10 | | NOTREACHED
msg_reboot:
.asciz "\r\n[Hit key to reboot]"
.even
.globl first_kbyte
first_kbyte:
|--------------------------------------------------------------------------
|
#if defined(SELFTEST)
jbsr selftest_ashldi3
jbsr selftest_ashrdi3
jbsr selftest_memcmp
jbsr selftest_memmove
jbsr selftest_memset... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/xxboot/boot.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/boot.S | 361 | 420 |
NetBSD/src:sys/arch/x68k/stand/xxboot/boot.S:11 | |
| int raw_read(uint32_t blkpos, uint32_t bytelen, void *buf)
| blkpos: read start position in 512 byte block unit (always?).
| bytelen: read length in bytes.
| caller already avoids bytelen == 0 so that no checks here.
| must be a multiple of sector size on scsi.
| buf: destination buffer addre... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/xxboot/boot.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/boot.S | 401 | 460 |
NetBSD/src:sys/arch/x68k/stand/xxboot/boot.S:12 | rts
raw_read_floppy:
| nhead = FDSEC.maxsec.H - FDSEC.minsec.H + 1
| = 2;
| nsect = FDSEC.maxsec.R - FDSEC.minsec.R + 1;
|
| sect = (blkpos % nsect) + FDSEC.minsec.R;
| head = ((blkpos / nsect) % nhead) + FDSEC.minsec.H;
| cyl = ((blkpos / nsect) / nhead) + FDSEC.minsec.C;
|
| NCHR = (FDSEC.mi... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/xxboot/boot.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/boot.S | 441 | 500 |
NetBSD/src:sys/arch/x68k/stand/xxboot/boot.S:13 | movel %pc@(FDMODE),%d1 | %d1 = PDA+MODE
IOCS(__B_READ)
andil #0xf8ffff00,%d0 | Check status (must be zero)
jeq raw_read_exit
BOOT_ERROR("B_READ failed");
|
| BSS
|
BSS(BOOT_INFO, 4) | whole result of IOCS BOOTINF
BSS(FDMODE, 4)
BSS(FDSEC, 8) | +0: (minN) sector length
| +1: (minC) track number
... | arm64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/stand/xxboot/boot.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/boot.S | 481 | 509 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memcmp.S:1 | /* $NetBSD: memcmp.S,v 1.2 2024/01/07 07:58:34 isaki Exp $ */
/*
* Copyright (C) 2020 Tetsuya Isaki. All rights reserved.
* Copyright (C) 2020 Y.Sugahara (moveccr). All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memcmp.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/memcmp.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memcmp.S:2 | | %a0: b2
| %a1: len
exg %d1,%a1 | %d1: len
| %a0: b2
| %a1: b1
moveql #0,%d0
loop:
subql #1,%d1 | if (--len < 0)
jcs exit | goto exit
compare:
cmpmb %a0@+,%a1@+
jeq loop
| To comply with standards, recalc exact return value.
| Although everyone expects only 0 or not...
moveq... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memcmp.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/memcmp.S | 41 | 100 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memcmp.S:3 | TEST test2
TEST test3
TEST test4
TEST test5
PRINT %pc@(msg_crlf)
moveml %sp@+,%d2-%d7/%a2-%a6
rts
test:
movel %a2@+,buf:W | contents of b1
movel %a2@+,(buf+4):W | contents of b2
movel %a2@+,%sp@- | push len
peal (buf+4):W | push b2
peal (buf):W | push b1
jbsr memcmp
leal %sp@(12),%sp
... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memcmp.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/memcmp.S | 81 | 140 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memcmp.S:4 | test3:
| b1 < b2 in the last byte
.long 0x11220044 | b1
.long 0x11220144 | b2
.long 3 | len
.long -1 | expected
test4: | len == 0
.long 0x11223344 | b1
.long 0x11223344 | b2
.long 0 | len
.long 0 | expected
test5: | *b1 - *b2 = 0 - 255 = -255
.long 0x00000000 | b1
.long 0xff000000... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memcmp.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/memcmp.S | 121 | 150 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memcmp.S:1 | /* $NetBSD: memcmp.S,v 1.1 2020/08/16 06:43:43 isaki Exp $ */
/*
* Copyright (C) 2020 Tetsuya Isaki. All rights reserved.
* Copyright (C) 2020 Y.Sugahara (moveccr). All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memcmp.S | BSD-2-Clause | 3a3e6e6861107fa30395b99abb65697f94ef1bf8 | github | kernel | https://github.com/NetBSD/src/blob/3a3e6e6861107fa30395b99abb65697f94ef1bf8/sys/arch/x68k/stand/xxboot/memcmp.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memcmp.S:3 | TEST test2
TEST test3
TEST test4
TEST test5
PRINT %pc@(msg_crlf)
moveml %sp@+,%d2-%d7/%a2-%a6
rts
test:
movel %a2@+,buf:W | contents of b1
movel %a2@+,(buf+4):W | contents of b2
movel %a2@+,%sp@- | push len
peal (buf+4):W | push b2
peal (buf):W | push b1
jbsr memcmp
leal %sp@(12),%sp
... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memcmp.S | BSD-2-Clause | 3a3e6e6861107fa30395b99abb65697f94ef1bf8 | github | kernel | https://github.com/NetBSD/src/blob/3a3e6e6861107fa30395b99abb65697f94ef1bf8/sys/arch/x68k/stand/xxboot/memcmp.S | 81 | 140 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memcpy.S:1 | /* $NetBSD: memcpy.S,v 1.1 2020/08/16 06:43:43 isaki Exp $ */
/*
* Copyright (C) 2020 Tetsuya Isaki. All rights reserved.
* Copyright (C) 2020 Y.Sugahara (moveccr). All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memcpy.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/memcpy.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memcpy.S:2 | | %a0: dst
| %a1: count
jbra memmove_common
|
| void *memcpy(void *dst, const void *src, size_t count);
| void *memmove(void *dst, const void *src, size_t count);
|
ASENTRY_NOPROFILE(memcpy)
ASENTRY_NOPROFILE(memmove)
moveml %sp@,%d0-%d1/%a0-%a1 | %d0: (return address)
| %d1: dst
| %a0: src
... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memcpy.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/memcpy.S | 41 | 100 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memcpy.S:3 | jcc loop | goto exit
exit:
rts | %a0 holds return value (=dst)
#if defined(SELFTEST)
#include "iocscall.h"
.macro PRINT msg
leal \msg,%a1
IOCS(__B_PRINT)
.endm
.macro TEST name
leal \name,%a2
jbsr test
.endm
ASENTRY_NOPROFILE(selftest_memmove)
moveml %d2-%d7/%a2-%a6,%sp@-
PRINT %pc@(msg_... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memcpy.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/memcpy.S | 81 | 140 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memcpy.S:4 | cmpal %a3,%a0 | compare return value
jne fail
movel %a2@+,%d0 | compare buf[0..3]
cmpl buf:W,%d0
jne fail
movew %a2@+,%d0 | compare buf[4..5]
cmpw (buf+4):W,%d0 | compare buf[4..5]
jne fail
PRINT %pc@(msg_ok)
rts
fail:
PRINT %pc@(msg_fail)
rts
test1:
| src=buf+1: 1 2 3 4 5 6
| ... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memcpy.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/memcpy.S | 121 | 180 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memcpy.S:5 | .byte 1, 2, 3, 4, 5, 6 | expected buf
test4:
| len == 0
.byte 1, 2, 3, 4, 5, 6 | initial buf
.long 0 | len
.long buf+1 | src
.long buf+1 | dst
.byte 1, 2, 3, 4, 5, 6 | expected buf
msg_testname:
.asciz "memmove"
msg_ok:
.asciz " ok"
msg_fail:
.asciz " fail"
msg_crlf:
.asciz "\r\n"
BSS(buf... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memcpy.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/memcpy.S | 161 | 181 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memset.S:1 | /* $NetBSD: memset.S,v 1.1 2020/08/16 06:43:43 isaki Exp $ */
/*
* Copyright (C) 2020 Tetsuya Isaki. All rights reserved.
* Copyright (C) 2020 Y.Sugahara (moveccr). All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memset.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/memset.S | 1 | 60 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memset.S:2 | | %a1: len
subal %a0,%a0 | %a0: c = 0
jbra memset_common
|
| void *memset(void *dst, int c, size_t len);
|
ASENTRY_NOPROFILE(memset)
moveml %sp@,%d0-%d1/%a0-%a1 | %d0: (return address)
| %d1: dst
| %a0: c
| %a1: len
memset_common:
addal %d1,%a1 | %a1: loop start+1 address
exg %d1,%a0 ... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memset.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/memset.S | 41 | 100 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memset.S:3 | ASENTRY_NOPROFILE(selftest_memset)
moveml %d2-%d7/%a2-%a6,%sp@-
PRINT %pc@(msg_testname)
TEST test1
TEST test2
PRINT %pc@(msg_crlf)
moveml %sp@+,%d2-%d7/%a2-%a6
rts
test:
movel %a2@+,buf:W | initial contents of buffer
movel %a2@+,%sp@- | push len
movel %a2@+,%sp@- | push c
movel %a2@+,%a3 |... | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memset.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/memset.S | 81 | 138 |
NetBSD/src:sys/arch/x68k/stand/xxboot/memset.S:4 | | len == 0
.long 0x11223344 | initial buf
.long 0 | len
.long 0x55 | c
.long buf+1 | dst
.long 0x11223344 | expected buf
msg_testname:
.asciz "memset"
msg_ok:
.asciz " ok"
msg_fail:
.asciz " fail"
msg_crlf:
.asciz "\r\n"
BSS(buf, 8)
#endif | arm64 | gas-like | macro-heavy | NetBSD/src | sys/arch/x68k/stand/xxboot/memset.S | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/stand/xxboot/memset.S | 121 | 138 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:3 | * table and is hence at 0x400 (see reset vector in vectors.s).
*/
PANIC("kernel jump to zero")
/* NOTREACHED */
/*
* Macro to relocate a symbol, used before MMU is enabled.
*/
#define IMMEDIATE #
#define _RELOC(var, ar) \
movl IMMEDIATE var,ar; \
addl %a5,ar
#define RELOC(var, ar) _RELOC(_C_LABEL(var), ar... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/x68k/locore.s | 81 | 140 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:4 | movel %sp@,%a4 | esym
RELOC(vectab,%a0) | set Vector Base Register temporarily
movc %a0,%vbr
#if 0 /* XXX this should be done by the boot loader */
RELOC(edata, %a0) | clear out BSS
movl #_C_LABEL(end)-4,%d0 | (must be <= 256 kB)
subl #_C_LABEL(edata),%d0
lsrl #2,%d0
1: clrl %a0@+
dbra %d0,1b
#endif
ASREL... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/x68k/locore.s | 121 | 180 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:5 | bset #31,%d0 | data cache enable bit
movc %d0,%cacr | only exists on 68040/68060
movc %cacr,%d0 | read it back
tstl %d0 | zero?
jeq Lis68020 | yes, we have 68020
moveq #0,%d0 | now turn it back off
movec %d0,%cacr | before we access any data
.word 0xf4d8 | cinva bc - invalidate caches XXX
bset #... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/x68k/locore.s | 161 | 220 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:6 | RELOC(physmem, %a0)
movl %d1,%a0@ | and physmem
/* configure kernel and lwp0 VA space so we can get going */
#if NKSYMS || defined(DDB) || defined(MODULAR)
RELOC(esym,%a0) | end of static kernel test/data/syms
movl %a0@,%a4
tstl %a4
jne Lstart3
#endif
movl #_C_LABEL(end),%a4 | end of static kernel text/data
L... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/x68k/locore.s | 201 | 260 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:7 | jra Lstploaddone
Lmotommu1:
RELOC(protorp, %a0)
movl %d1,%a0@(4) | segtable address
pmove %a0@,%srp | load the supervisor root pointer
Lstploaddone:
RELOC(mmutype, %a0)
cmpl #MMU_68040,%a0@ | 68040?
jne Lmotommu2 | no, skip
#include "opt_jupiter.h"
#ifdef JUPITER
/* JUPITER-X: set system register "SUPER" bit... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/x68k/locore.s | 241 | 300 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:8 | cmpl #CPU_68060,%a0@ | 68060?
jne Lnot060cache
movl #1,%d0
.long 0x4e7b0808 | movcl %d0,%pcr
movl #0xa0808000,%d0
movc %d0,%cacr | enable store buffer, both caches
jmp Lenab1
Lnot060cache:
#endif
movl #CACHE40_ON,%d0
movc %d0,%cacr | turn on both caches
jmp Lenab1
Lmotommu2:
pflusha
movl #MMU51_TCR_BITS,... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/x68k/locore.s | 281 | 340 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:9 | movl %d7,%sp@- | push nextpa saved above
jbsr _C_LABEL(machine_init) | additional pre-main initialization
addql #4,%sp
jra _C_LABEL(main) | main() (never returns)
/*
* Provide a generic interrupt dispatcher, only handle hardclock (int6)
* specially, to improve performance
*/
ENTRY_NOPROFILE(spurintr) /* level... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/x68k/locore.s | 321 | 380 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:10 | lea _C_LABEL(intrcnt),%a0
movw %sp@(22),%d0 | use vector offset
andw #0xfff,%d0 | sans frame type
addql #1,%a0@(-0x60,%d0:w) | to increment apropos counter
movw %sr,%sp@- | push current SR value
clrw %sp@- | padded to longword
jbsr _C_LABEL(intrhand) | handle interrupt
addql #4,%sp | pop SR
CPUI... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/x68k/locore.s | 361 | 420 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:11 | /*
* floppy ejection trap
*/
ENTRY_NOPROFILE(fdeject)
jra _ASM_LABEL(rei)
/*
* Handle the nitty-gritty of rebooting the machine.
* Basically we just turn off the MMU and jump to the appropriate ROM routine.
* Note that we must be running in an address range that is mapped one-to-one
* logical to physical so th... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/x68k/locore.s | 401 | 460 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:12 | #endif
clrl %sp@
pmove %sp@,%tc | disable MMU
Ldoreboot1:
moveml 0x00ff0000,#0x0101 | get RESET vectors in ROM
| (d0: ssp, a0: pc)
moveml #0x0101,%a1@ | put them at 0x0000 (for Xellent30)
movc %a1,%vbr | reset Vector Base Register
jmp %a0@ | reboot X680x0
Lebootcode:
/*
* Misc. global variables.
*/
... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/x68k/locore.s | 441 | 491 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:13 | .asciz "lev5"
.asciz "lev6"
.asciz "nmi"
.asciz "clock"
.asciz "com"
GLOBAL(eintrnames)
.even
GLOBAL(intrcnt)
.long 0,0,0,0,0,0,0,0,0,0
GLOBAL(eintrcnt) | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd | github | kernel | https://github.com/NetBSD/src/blob/3f1390c8cc18c3f67a4bd2632f8c7ad919cf86fd/sys/arch/x68k/x68k/locore.s | 481 | 491 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:10 | lea _C_LABEL(intrcnt),%a0
movw %sp@(22),%d0 | use vector offset
andw #0xfff,%d0 | sans frame type
addql #1,%a0@(-0x60,%d0:w) | to increment apropos counter
movw %sr,%sp@- | push current SR value
clrw %sp@- | padded to longword
jbsr _C_LABEL(intrhand) | handle interrupt
addql #4,%sp | pop SR
CPUI... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 7cf7e2ce951dd3068008f7bf6ed90839cb01f724 | github | kernel | https://github.com/NetBSD/src/blob/7cf7e2ce951dd3068008f7bf6ed90839cb01f724/sys/arch/x68k/x68k/locore.s | 361 | 420 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:11 | /*
* floppy ejection trap
*/
ENTRY_NOPROFILE(fdeject)
jra _ASM_LABEL(rei)
/*
* Handle the nitty-gritty of rebooting the machine.
* Basically we just turn off the MMU and jump to the appropriate ROM routine.
* Note that we must be running in an address range that is mapped one-to-one
* logical to physical so th... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 7cf7e2ce951dd3068008f7bf6ed90839cb01f724 | github | kernel | https://github.com/NetBSD/src/blob/7cf7e2ce951dd3068008f7bf6ed90839cb01f724/sys/arch/x68k/x68k/locore.s | 401 | 460 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:8 | cmpl #CPU_68060,%a0@ | 68060?
jne Lnot060cache
movl #1,%d0
.long 0x4e7b0808 | movcl %d0,%pcr
movl #0xa0808000,%d0
movc %d0,%cacr | enable store buffer, both caches
jmp Lenab1
Lnot060cache:
#endif
movl #CACHE40_ON,%d0
movc %d0,%cacr | turn on both caches
jmp Lenab1
Lmotommu2:
pflusha
movl #MMU51_TCR_BITS,... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 8880cd809caeff042211f0fc4a46fb72034c53a9 | github | kernel | https://github.com/NetBSD/src/blob/8880cd809caeff042211f0fc4a46fb72034c53a9/sys/arch/x68k/x68k/locore.s | 281 | 340 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:9 | movl %d7,%sp@- | push nextpa saved above
jbsr _C_LABEL(x68k_init) | additional pre-main initialization
addql #4,%sp
jra _C_LABEL(main) | main() (never returns)
/*
* Provide a generic interrupt dispatcher, only handle hardclock (int6)
* specially, to improve performance
*/
ENTRY_NOPROFILE(spurintr) /* level 0 ... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 8880cd809caeff042211f0fc4a46fb72034c53a9 | github | kernel | https://github.com/NetBSD/src/blob/8880cd809caeff042211f0fc4a46fb72034c53a9/sys/arch/x68k/x68k/locore.s | 321 | 380 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:10 | lea _C_LABEL(intrcnt),%a0
movw %sp@(22),%d0 | use vector offset
andw #0xfff,%d0 | sans frame type
addql #1,%a0@(-0x60,%d0:w) | to increment apropos counter
movw %sr,%sp@- | push current SR value
clrw %sp@- | padded to longword
jbsr _C_LABEL(intrhand) | handle interrupt
addql #4,%sp | pop SR
CPUI... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 77232dcadc6b560bf38f2f6d53d5fd087a321d0c | github | kernel | https://github.com/NetBSD/src/blob/77232dcadc6b560bf38f2f6d53d5fd087a321d0c/sys/arch/x68k/x68k/locore.s | 361 | 420 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:11 | /*
* floppy ejection trap
*/
ENTRY_NOPROFILE(fdeject)
jra _ASM_LABEL(rei)
/*
* Primitives
*/
/*
* Use common m68k process/lwp switch and context save subroutines.
*/
#include <m68k/m68k/switch_subr.s>
/*
* Handle the nitty-gritty of rebooting the machine.
* Basically we just turn off the MMU and jump to th... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 77232dcadc6b560bf38f2f6d53d5fd087a321d0c | github | kernel | https://github.com/NetBSD/src/blob/77232dcadc6b560bf38f2f6d53d5fd087a321d0c/sys/arch/x68k/x68k/locore.s | 401 | 460 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:12 | | ok, turn off MMU..
Ldoreboot:
#if defined(M68040) || defined(M68060)
tstl %d2 | 68040?
jne LmotommuF | no, skip
movc %a1,%cacr | caches off
.long 0x4e7b9003 | movc a1(=0),tc ; disable MMU
jra Ldoreboot1
LmotommuF:
#endif
clrl %sp@
pmove %sp@,%tc | disable MMU
Ldoreboot1:
moveml 0x00ff0000,#0x0101 | get ... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 77232dcadc6b560bf38f2f6d53d5fd087a321d0c | github | kernel | https://github.com/NetBSD/src/blob/77232dcadc6b560bf38f2f6d53d5fd087a321d0c/sys/arch/x68k/x68k/locore.s | 441 | 500 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:13 | .long 0
ASGLOBAL(fullcflush)
.long 0
#endif
/* interrupt counters */
GLOBAL(intrnames)
.asciz "spur"
.asciz "lev1"
.asciz "lev2"
.asciz "lev3"
.asciz "lev4"
.asciz "lev5"
.asciz "lev6"
.asciz "nmi"
.asciz "clock"
.asciz "com"
GLOBAL(eintrnames)
.even
GLOBAL(intrcnt)
.long 0,0,0,0,0,0,0,0,0,0
GLOBAL(ein... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 77232dcadc6b560bf38f2f6d53d5fd087a321d0c | github | kernel | https://github.com/NetBSD/src/blob/77232dcadc6b560bf38f2f6d53d5fd087a321d0c/sys/arch/x68k/x68k/locore.s | 481 | 505 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:10 | lea _C_LABEL(intrcnt),%a0
movw %sp@(22),%d0 | use vector offset
andw #0xfff,%d0 | sans frame type
addql #1,%a0@(-0x60,%d0:w) | to increment apropos counter
movw %sr,%sp@- | push current SR value
clrw %sp@- | padded to longword
jbsr _C_LABEL(intrhand) | handle interrupt
addql #4,%sp | pop SR
CPUI... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 24fab1f688656739569c70f3f91e765774ab6a17 | github | kernel | https://github.com/NetBSD/src/blob/24fab1f688656739569c70f3f91e765774ab6a17/sys/arch/x68k/x68k/locore.s | 361 | 420 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:11 | /*
* floppy ejection trap
*/
ENTRY_NOPROFILE(fdeject)
jra _ASM_LABEL(rei)
/*
* Primitives
*/
/*
* Use common m68k process/lwp switch and context save subroutines.
*/
#define FPCOPROC /* XXX: Temp. reqd. */
#include <m68k/m68k/switch_subr.s>
/*
* Handle the nitty-gritty of rebooting the machine.
* Basically... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 24fab1f688656739569c70f3f91e765774ab6a17 | github | kernel | https://github.com/NetBSD/src/blob/24fab1f688656739569c70f3f91e765774ab6a17/sys/arch/x68k/x68k/locore.s | 401 | 460 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:12 | | ok, turn off MMU..
Ldoreboot:
#if defined(M68040) || defined(M68060)
tstl %d2 | 68040?
jne LmotommuF | no, skip
movc %a1,%cacr | caches off
.long 0x4e7b9003 | movc a1(=0),tc ; disable MMU
jra Ldoreboot1
LmotommuF:
#endif
clrl %sp@
pmove %sp@,%tc | disable MMU
Ldoreboot1:
moveml 0x00ff0000,#0x0101 | get ... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 24fab1f688656739569c70f3f91e765774ab6a17 | github | kernel | https://github.com/NetBSD/src/blob/24fab1f688656739569c70f3f91e765774ab6a17/sys/arch/x68k/x68k/locore.s | 441 | 500 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:13 | ASGLOBAL(fulltflush)
.long 0
ASGLOBAL(fullcflush)
.long 0
#endif
/* interrupt counters */
GLOBAL(intrnames)
.asciz "spur"
.asciz "lev1"
.asciz "lev2"
.asciz "lev3"
.asciz "lev4"
.asciz "lev5"
.asciz "lev6"
.asciz "nmi"
.asciz "clock"
.asciz "com"
GLOBAL(eintrnames)
.even
GLOBAL(intrcnt)
.long 0,0,0,0,... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 24fab1f688656739569c70f3f91e765774ab6a17 | github | kernel | https://github.com/NetBSD/src/blob/24fab1f688656739569c70f3f91e765774ab6a17/sys/arch/x68k/x68k/locore.s | 481 | 506 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:10 | lea _C_LABEL(intrcnt),%a0
movw %sp@(22),%d0 | use vector offset
andw #0xfff,%d0 | sans frame type
addql #1,%a0@(-0x60,%d0:w) | to increment apropos counter
movw %sr,%sp@- | push current SR value
clrw %sp@- | padded to longword
jbsr _C_LABEL(intrhand) | handle interrupt
addql #4,%sp | pop SR
CPUI... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | f2ce59a6d8d16200463f724551c08168384da7b8 | github | kernel | https://github.com/NetBSD/src/blob/f2ce59a6d8d16200463f724551c08168384da7b8/sys/arch/x68k/x68k/locore.s | 361 | 420 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:11 | /*
* floppy ejection trap
*/
ENTRY_NOPROFILE(fdeject)
jra _ASM_LABEL(rei)
/*
* Primitives
*/
/*
* Use common m68k process/lwp switch and context save subroutines.
*/
#define FPCOPROC /* XXX: Temp. reqd. */
#include <m68k/m68k/switch_subr.s>
/*
* _delay(u_int N)
*
* Delay for at least N microseconds.
* Th... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | f2ce59a6d8d16200463f724551c08168384da7b8 | github | kernel | https://github.com/NetBSD/src/blob/f2ce59a6d8d16200463f724551c08168384da7b8/sys/arch/x68k/x68k/locore.s | 401 | 460 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:12 | * is turned off. We have conveniently mapped the last page of physical
* memory this way.
*/
ENTRY_NOPROFILE(doboot)
movw #PSL_HIGHIPL,%sr | cut off any interrupts
subal %a1,%a1 | a1 = 0
movl #CACHE_OFF,%d0
#if defined(M68040) || defined(M68060)
movl _C_LABEL(mmutype),%d2 | d2 = mmutype
addl #(-1 * MMU_68040... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | f2ce59a6d8d16200463f724551c08168384da7b8 | github | kernel | https://github.com/NetBSD/src/blob/f2ce59a6d8d16200463f724551c08168384da7b8/sys/arch/x68k/x68k/locore.s | 441 | 500 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:13 | * Misc. global variables.
*/
.data
GLOBAL(mmutype)
.long MMU_68030 | default to 030 internal MMU
GLOBAL(cputype)
.long CPU_68030 | default to 68030 CPU
#ifdef M68K_MMU_HP
GLOBAL(ectype)
.long EC_NONE | external cache type, default to none
#endif
GLOBAL(intiobase)
.long 0 | KVA of base of internal IO spac... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | f2ce59a6d8d16200463f724551c08168384da7b8 | github | kernel | https://github.com/NetBSD/src/blob/f2ce59a6d8d16200463f724551c08168384da7b8/sys/arch/x68k/x68k/locore.s | 481 | 524 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:8 | cmpl #CPU_68060,%a0@ | 68060?
jne Lnot060cache
movl #1,%d0
.long 0x4e7b0808 | movcl %d0,%pcr
movl #0xa0808000,%d0
movc %d0,%cacr | enable store buffer, both caches
jmp Lenab1
Lnot060cache:
#endif
movl #CACHE40_ON,%d0
movc %d0,%cacr | turn on both caches
jmp Lenab1
Lmotommu2:
pflusha
movl #MMU51_TCR_BITS,... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 6de54b5f0e773667a6a453f9ed496e1573fb4b0c | github | kernel | https://github.com/NetBSD/src/blob/6de54b5f0e773667a6a453f9ed496e1573fb4b0c/sys/arch/x68k/x68k/locore.s | 281 | 340 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:9 | movl %d7,%sp@- | push nextpa saved above
jbsr _C_LABEL(x68k_init) | additional pre-main initialization
addql #4,%sp
jra _C_LABEL(main) | main() (never returns)
/*
* Other exceptions only cause four and six word stack frame and require
* no post-trap stack adjustment.
*/
/*
* Trace (single-step) trap. Kernel... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 6de54b5f0e773667a6a453f9ed496e1573fb4b0c | github | kernel | https://github.com/NetBSD/src/blob/6de54b5f0e773667a6a453f9ed496e1573fb4b0c/sys/arch/x68k/x68k/locore.s | 321 | 380 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:10 | moveml #0xFFFF,%sp@-
moveq #T_TRAP15,%d0
movw %sp@(FR_HW),%d1 | get PSW
andw #PSL_S,%d1 | from system mode?
jne Lkbrkpt | yes, kernel breakpoint
jra _ASM_LABEL(fault) | no, user-mode fault
Lkbrkpt: | Kernel-mode breakpoint or trace trap. (%d0=trap_type)
| Save the system sp rather than the user sp.
movw #PS... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 6de54b5f0e773667a6a453f9ed496e1573fb4b0c | github | kernel | https://github.com/NetBSD/src/blob/6de54b5f0e773667a6a453f9ed496e1573fb4b0c/sys/arch/x68k/x68k/locore.s | 361 | 420 |
NetBSD/src:sys/arch/x68k/x68k/locore.s:11 | movl %a2,%sp@- | push frame ptr
movl %d2,%sp@- | push trap type
jbsr _C_LABEL(kgdb_trap) | handle the trap
addql #8,%sp | pop args
cmpl #0,%d0 | did kgdb handle it?
jne Lbrkpt3 | yes, done
#endif
#ifdef DDB
| Let DDB handle it
movl %a2,%sp@- | push frame ptr
movl %d2,%sp@- | push trap type
jbsr _C_LA... | x86_64 | gas-like | handwritten | NetBSD/src | sys/arch/x68k/x68k/locore.s | BSD-2-Clause | 6de54b5f0e773667a6a453f9ed496e1573fb4b0c | github | kernel | https://github.com/NetBSD/src/blob/6de54b5f0e773667a6a453f9ed496e1573fb4b0c/sys/arch/x68k/x68k/locore.s | 401 | 460 |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.