~kris/9hist: Plan 9 from Bell Labs 1991-06-22

2 files changed, 75 insertions(+), 299 deletions(-)

M pc/l.s
A pc/u.h

M pc/l.s => pc/l.s +60 -299

@@ 1,6 1,6 @@
 
 /*
- *  boot first processor
+ *  boot processor
  */
 TEXT	start(SB),$0
 


@@ 8,351 8,112 @@ TEXT	start(SB),$0
 	CALL	main(SB)
 	/* never returns */
 
-
 /*
  *  standard traps
  */
-divtrap:
+
+TEXT	trap0(SB),$0
+
 	PUSHL	$0
 	PUSHL	$0
 	JMP	alltrap
-debtrap:
+
+TEXT	trap1(SB),$0
+
 	PUSHL	$0
 	PUSHL	$1
 	JMP	alltrap
-nmitrap:
+
+TEXT	trap2(SB),$0
+
 	PUSHL	$0
 	PUSHL	$2
 	JMP	alltrap
-bptrap:
+
+TEXT	trap3(SB),$0
+
 	PUSHL	$0
 	PUSHL	$3
 	JMP	alltrap
-oftrap:
+
+TEXT	trap4(SB),$0
+
 	PUSHL	$0
 	PUSHL	$4
 	JMP	alltrap
-boundtrap:
+
+TEXT	trap5(SB),$0
+
 	PUSHL	$0
 	PUSHL	$5
 	JMP	alltrap
-invtrap:
+
+TEXT	trap6(SB),$0
+
 	PUSHL	$0
 	PUSHL	$6
 	JMP	alltrap
-nocotrap:
+
+TEXT	trap7(SB),$0
+
 	PUSHL	$0
 	PUSHL	$7
 	JMP	alltrap
-dfault:
+
+TEXT	trap8(SB),$0
+
 	PUSHL	$8
 	JMP	alltrap
-csotrap:
+
+TEXT	trap9(SB),$0
+
 	PUSHL	$0
 	PUSHL	$9
 	JMP	alltrap
-tsstrap:
+
+TEXT	trap10(SB),$0
+
 	PUSHL	$0
 	PUSHL	$10
 	JMP	alltrap
-segtrap:
+
+TEXT	trap11(SB),$0
+
 	PUSHL	$11
 	JMP	alltrap
-stacktrap:
+
+TEXT	trap12(SB),$0
+
 	PUSHL	$12
 	JMP	alltrap
-prottrap:
+
+TEXT	trap13(SB),$0
+
 	PUSHL	$13
 	JMP	alltrap
-pagefault:
+
+TEXT	trap14(SB),$0
+
 	PUSHL	$14
 	JMP	alltrap
-cetrap:
+
+TEXT	trap15(SB),$0
+
 	PUSHL	$0
 	PUSHL	$15
 	JMP	alltrap
-	CALL	noerrcode(SB)	/* coprocessor error */
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-	CALL	noerrcode(SB)
-
-TEXT	noerrcode(SB),$0
-
-	PUSHL	EAX
-	MOVL	4(ESP),EAX
-/*	JMP	george /**/
-
-TEXT	errcode(SB),$0
-
-	XCHGL	(ESP),EAX
-	/* fall through */
-
-TEXT	saveregs(SB),$0
-
-george:
-	PUSHL	EBX
-	MOVL	$noerrcode(SB),EBX	/* calculate trap number */
-	SUBL	EAX,EBX			/* ... */
-	SHRL	$1,EBX			/* ... */
-	PUSHL	ECX
-	PUSHL	EDX
-	PUSHL	EBP
-	PUSHL	ESI
-	PUSHL	EDI
-	PUSHL	EBX			/* save trap number */
-	CALL	trap(SB)
-	ADDL	$4,ESP			/* drop trap number */
-	POPL	EDI
-	POPL	ESI
-	POPL	EBP
-	POPL	EDX
-	POPL	ECX
-	POPL	EBX
-	POPL	EAX
-	ADDL	$4,ESP			/* drop error code */
-	IRET
-
-TEXT	trap(SB),$0
 
-	RET
+TEXT	invtrap(SB),$0
+
+	PUSHL	$0
+	PUSHL	$16
+	JMP	alltrap
+
+alltrap:
+	PUSHAL
+	CALL	trap(SB)
+	POPAL
+	IRETL
 
 TEXT	main(SB),$0

A pc/u.h => pc/u.h +15 -0

@@ 0,0 1,15 @@
+typedef	unsigned short	ushort;
+typedef	unsigned char	uchar;
+typedef unsigned long	ulong;
+typedef	long		vlong;
+typedef union Length	Length;
+
+union Length
+{
+	char	clength[8];
+	vlong	vlength;
+	struct{
+		long	hlength;
+		long	length;
+	};
+};

~kris/9p

9hist