repo_id stringlengths 5 115 | size int64 590 5.01M | file_path stringlengths 4 212 | content stringlengths 590 5.01M |
|---|---|---|---|
a2stuff/a2d | 12,232 | src/extras/awlaunch.system.s | ;;; ************************************************************
;;; * *
;;; * * AW51Launcher - An AppleWorks File Loader * *
;;; * *
;;; * (For Use with BASIS.SYSTEM by John Brooks) ... |
a2stuff/a2d | 29,306 | src/disk_copy/main.s | ;;; ============================================================
;;; Disk Copy - Main Memory Segment $0800
;;;
;;; Compiled as part of disk_copy.s
;;; ============================================================
BEGINSEG SegmentMain
.scope main
MLIEntry := MLIRelayImpl
MGTKEntry := auxlc::MGT... |
a2stuff/a2d | 3,699 | src/disk_copy/loader.s | ;;; ============================================================
;;; Disk Copy - $1800 - $19FF
;;;
;;; Compiled as part of disk_copy.s
;;; ============================================================
BEGINSEG Loader
.scope part2
MLIEntry := MLI
jmp start
;;; =============================... |
a2stuff/a2d | 68,179 | src/disk_copy/auxlc.s | ;;; ============================================================
;;; Disk Copy - Auxiliary LC Segment $D000
;;;
;;; Compiled as part of disk_copy.s
;;; ============================================================
BEGINSEG SegmentAuxLC
.scope auxlc
MGTKEntry := MGTKRelayImpl
kShortcutReadDisk = res_ch... |
a2stuff/a2d | 1,446 | src/disk_copy/disk_copy.s | .include "../config.inc"
BTK_SHORT = 1
.include "apple2.inc"
.include "opcodes.inc"
.include "../inc/apple2.inc"
.include "../inc/macros.inc"
.include "../inc/prodos.inc"
.include "../inc/smartport.inc"
.include "../mgtk/mgtk.inc"
.includ... |
a2stuff/a2d | 451,954 | src/desktop/main.s | ;;; ============================================================
;;; Desktop - Main Memory Segment
;;;
;;; Compiled as part of desktop.s
;;; ============================================================
.include "../disk_copy/disk_copy.inc"
;;; ============================================================
;;; S... |
a2stuff/a2d | 7,799 | src/desktop/loader.s | ;;; ============================================================
;;; Loader
;;;
;;; Compiled as part of desktop.s
;;; ============================================================
;;; This chunk is invoked at $2000 after the quit handler has been invoked
;;; and updated itself. Using the segment_*_tables below, this lo... |
a2stuff/a2d | 31,781 | src/desktop/init.s | ;;; ============================================================
;;; DeskTop - Initialization
;;;
;;; Compiled as part of desktop.s
;;; ============================================================
;;; ============================================================
;;; Segment loaded into MAIN $800-$FFF
;;; ==============... |
a2stuff/a2d | 31,108 | src/desktop/ovl_format_erase.s | ;;; ============================================================
;;; Overlay for Format/Erase
;;;
;;; Compiled as part of desktop.s
;;; ============================================================
BEGINSEG OverlayFormatErase
.scope FormatEraseOverlay
;;; Memory Map
;;; ...
;;; $1E00 - $1FFF - unused/preserve... |
a2stuff/a2d | 1,621 | src/desktop/ovl_file_copy.s | ;;; ============================================================
;;; Overlay for File Copy
;;;
;;; Compiled as part of desktop.s
;;; ============================================================
BEGINSEG OverlayFileCopy
.scope FileCopyOverlay
.proc Run
tsx
stx saved_stack
jsr ... |
a2stuff/a2d | 29,716 | src/desktop/ovl_selector_pick.s | ;;; ============================================================
;;; Overlay for Selector Picker
;;;
;;; Compiled as part of desktop.s
;;; ============================================================
;;; See docs/Selector_List_Format.md for file format
BEGINSEG OverlayShortcutPick
.scope SelectorPickOverlay
... |
a2stuff/a2d | 23,538 | src/desktop/auxmem.s | ;;; ============================================================
;;; DeskTop - Aux Memory Segment
;;;
;;; Compiled as part of desktop.s
;;; ============================================================
;;; ============================================================
;;; Segment loaded into AUX $4000-$BFFF
;;; =========... |
a2stuff/a2d | 9,793 | src/desktop/lc.s | ;;; ============================================================
;;; DeskTop - "Language Card" Segment
;;;
;;; Compiled as part of desktop.s
;;; ============================================================
;;; ============================================================
;;; Segment loaded into AUX $D000-$D1FF
;;; ====... |
a2stuff/a2d | 10,188 | src/desktop/ovl_selector_edit.s | ;;; ============================================================
;;; Overlay for Selector Edit - drives File Picker dialog
;;;
;;; Compiled as part of desktop.s
;;; ============================================================
BEGINSEG OverlayShortcutEdit
;;; Constants specific to this dialog and used by the ... |
a2stuff/a2d | 76,107 | src/desktop/res.s | ;;; ============================================================
;;; DeskTop - Resources
;;;
;;; Compiled as part of desktop.s
;;; ============================================================
pencopy: .byte MGTK::pencopy
penXOR: .byte MGTK::penXOR
notpencopy: .byte MGTK::notpencopy
;;; ======... |
a2stuff/a2d | 3,985 | src/desktop/desktop.s | .include "../config.inc"
.include "apple2.inc"
.include "apple2.mac"
.include "opcodes.inc"
.include "../inc/apple2.inc"
.include "../inc/macros.inc"
.include "../inc/prodos.inc"
.include "../inc/smartport.inc"
.include "../mgtk/mgtk.inc"
... |
a2stuff/a2d | 17,750 | src/toolkits/btk.s | ;;; ============================================================
;;; Button ToolKit
;;; ============================================================
.scope btk
BTKEntry := *
;;; ============================================================
;;; Zero Page usage (saved/restored around calls)
zp_start := ... |
a2stuff/a2d | 24,654 | src/toolkits/lbtk.s | ;;; ============================================================
;;; List Box ToolKit
;;; ============================================================
.scope lbtk
LBTKEntry := *
;;; ============================================================
;;; Zero Page usage (saved/restored around calls)
zp_start... |
a2stuff/a2d | 19,987 | src/toolkits/letk.s | ;;; ============================================================
;;; LineEdit ToolKit
;;; ============================================================
.scope letk
LETKEntry := *
;;; ============================================================
;;; Zero Page usage (saved/restored around calls)
zp_start... |
a2stuff/a2d | 69,991 | src/toolkits/icontk.s | ;;; ============================================================
;;; Icon ToolKit
;;; ============================================================
.scope icontk
ITKEntry := *
;;; ============================================================
;;; Zero Page usage (saved/restored around calls)
zp_start :=... |
a2stuff/a2d | 14,245 | src/toolkits/optk.s | ;;; ============================================================
;;; Option Picker ToolKit
;;; ============================================================
.scope optk
OPTKEntry := *
;;; ============================================================
;;; Zero Page usage (saved/restored around calls)
zp_... |
a2-4am/4cade | 3,683 | res/attic/callback.s | !cpu 6502
!to "callback#061000",plain
*=$1000
WILDCARD = $97
BASEPAGE = $D0
lda $c08b
lda $c08b
ldy #$0D
jsr SearchTrack
!byte $BD,$10,$BF ;LDA $BF10,X
!byte $8D,WILDCARD,WILDCARD ;STA $xxxx,X
!byte $BD,$11,$BF ;LDA $BF... |
a2-4am/4cade | 1,820 | res/attic/quick.s | !cpu 6502
!to "quick#061000",plain
*=$1000
zpword = $0 ;and $1
zpstring= $2 ;and $3
runningscore= $4 ;and $5
startat = $6
i = $7
tmp = $8
jsr quick
tax
lda #0
jmp $ed24 ;hex to dec
quick
lda #<word
sta zpword
lda #>word
sta zpword+1
lda #<string
sta zpstring
lda #>string
sta zpstring+1
ldy word
cpy string... |
9front/9front | 1,211 | sys/src/ape/lib/ap/power/memset.s | TEXT memset(SB),$0
#define BDNZ BC 16,0,
MOVW R3, p+0(FP) /* R3 is pointer */
/*
* performance:
* about 100mbytes/sec (8k blocks) on a 603/105 without L2 cache
* drops to 40mbytes/sec (10k blocks) and 28mbytes/sec with 32k blocks
*/
MOVW n+8(FP), R4 /* R4 is count */
CMP R4, $0
BLE ret
MOVW c+4(FP), R5 /... |
9front/9front | 2,479 | sys/src/ape/lib/ap/power/memmove.s | #define BDNZ BC 16,0,
TEXT memmove(SB), $0
BR move
TEXT memcpy(SB), $0
move:
/*
* performance:
* (tba)
*/
MOVW R3, s1+0(FP)
MOVW n+8(FP), R9 /* R9 is count */
MOVW R3, R10 /* R10 is to-pointer */
CMP R9, $0
BEQ ret
BLT trap
MOVW s2+4(FP), R11 /* R11 is from-pointer */
/*
* if no more than 16 bytes... |
9front/9front | 1,493 | sys/src/ape/lib/ap/power/memcmp.s | TEXT memcmp(SB), $0
#define BDNZ BC 16,0,
MOVW R3, s1+0(FP) /* R3 is pointer1 */
/*
* performance:
* 67mb/sec aligned; 16mb/sec unaligned
*/
MOVW n+8(FP), R4 /* R4 is count */
MOVW s2+4(FP), R5 /* R5 is pointer2 */
/*
* let LSW do the work for 4 characters or less; aligned and unaligned
*/
CMP R4, $0
B... |
9front/9front | 3,748 | sys/src/ape/lib/ap/power/vlop.s | #define BDNZ BC 16,0,
/*
* 64/64 division adapted from powerpc compiler writer's handbook
*
* (R3:R4) = (R3:R4) / (R5:R6) (64b) = (64b / 64b)
* quo dvd dvs
*
* Remainder is left in R7:R8
*
* Code comment notation:
* msw = most-significant (high-order) word, i.e. bits 0..31
* lsw = least-significant (low-orde... |
9front/9front | 1,282 | sys/src/ape/lib/ap/sparc/memset.s | TEXT memset(SB),$0
/*
* performance:
* (tba)
*/
MOVW R7, 0(FP)
MOVW n+8(FP), R9 /* R9 is count */
MOVW p+0(FP), R10 /* R10 is pointer */
MOVW c+4(FP), R11 /* R11 is char */
ADD R9,R10, R12 /* R12 is end pointer */
/*
* if not at least 4 chars,
* dont even mess around.
* 3 chars to guarantee any
* rou... |
9front/9front | 2,430 | sys/src/ape/lib/ap/sparc/memmove.s | TEXT memmove(SB), $0
JMP move
TEXT memcpy(SB), $0
move:
/*
* performance:
* (tba)
*/
MOVW R7, s1+0(FP)
MOVW n+8(FP), R9 /* R9 is count */
MOVW R7, R10 /* R10 is to-pointer */
SUBCC R0,R9, R0
BGE ok
MOVW 0(R0), R0
ok:
MOVW s2+4(FP), R11 /* R11 is from-pointer */
ADD R9,R11, R13 /* R13 is end from-... |
9front/9front | 1,715 | sys/src/ape/lib/ap/sparc/memcmp.s | #define Bxx BE
TEXT memcmp(SB), $0
/*
* performance:
* (tba)
*/
MOVW R7, 0(FP)
MOVW n+8(FP), R9 /* R9 is count */
MOVW s1+0(FP), R10 /* R10 is pointer1 */
MOVW s2+4(FP), R11 /* R11 is pointer2 */
ADD R9,R10, R12 /* R12 is end pointer1 */
/*
* if not at least 4 chars,
* dont even mess around.
* 3 char... |
9front/9front | 1,115 | sys/src/ape/lib/ap/sparc/strcpy.s | TEXT strcpy(SB), $0
MOVW R7, 0(FP)
MOVW s1+0(FP), R9 /* R9 is to pointer */
MOVW s2+4(FP), R10 /* R10 is from pointer */
/*
* test if both pointers
* are similarly word aligned
*/
XOR R9,R10, R7
ANDCC $3,R7, R0
BNE una
/*
* make byte masks
*/
MOVW $0xff, R17
SLL $8,R17, R16
SLL $16,R17, R13
SLL $24,... |
9front/9front | 5,379 | sys/src/ape/lib/ap/sparc/muldiv.s | /*
* ulong
* _udiv(ulong num, ulong den)
* {
* int i;
* ulong quo;
*
* if(den == 0)
* *(ulong*)-1 = 0;
* quo = num;
* if(quo > 1<<(32-1))
* quo = 1<<(32-1);
* for(i=0; den<quo; i++)
* den <<= 1;
* quo = 0;
* for(; i>=0; i--) {
* quo <<= 1;
* if(num >= den) {
* num -= den;
* qu... |
9front/9front | 2,423 | sys/src/ape/lib/ap/sparc/vlop.s | TEXT _mulv(SB), $0
MOVW u1+8(FP), R8
MOVW u2+16(FP), R13
MOVW R13, R16 /* save low parts for later */
MOVW R8, R12
/*
* unsigned 32x32 => 64 multiply
*/
CMP R13, R8
BLE mul1
MOVW R12, R13
MOVW R16, R8
mul1:
MOVW R13, Y
ANDNCC $0xFFF, R13, R0
BE mul_shortway
ANDCC R0, R0, R9 /* zero partial product ... |
9front/9front | 1,216 | sys/src/ape/lib/ap/68020/memmove.s | TEXT memmove(SB), $0
move:
MOVL n+8(FP),R0
BEQ return
BGT ok
MOVL 0, R0
ok:
MOVL s1+0(FP),A2
MOVL s2+4(FP),A1
CMPL A2,A1
BHI back
/*
* speed depends on source allignment
* destination allignment is secondary
* byte-at-a-time foreward copy to
* get source (A1) alligned.
*/
f1:
MOVL A1, R1
ANDL $3, R1
... |
9front/9front | 1,209 | sys/src/ape/lib/ap/68020/memcpy.s | TEXT memcpy(SB), $0
MOVL n+8(FP),R0
BEQ return
BGT ok
MOVL 0, R0
ok:
MOVL s1+0(FP),A2
MOVL s2+4(FP),A1
CMPL A2,A1
BHI back
/*
* speed depends on source allignment
* destination allignment is secondary
* byte-at-a-time foreward copy to
* get source (A1) alligned.
*/
f1:
MOVL A1, R1
ANDL $3, R1
BEQ f2... |
9front/9front | 4,188 | sys/src/ape/lib/ap/arm/memmove.s | TS = 0
TE = 1
FROM = 2
N = 3
TMP = 3 /* N and TMP don't overlap */
TMP1 = 4
TEXT memcpy(SB), 1, $-4
TEXT memmove(SB), $0
_memmove:
MOVW R(TS), to+0(FP) /* need to save for return value */
MOVW from+4(FP), R(FROM)
MOVW n+8(FP), R(N)
ADD R(N), R(TS), R(TE) /* to end pointer */
CMP R(FROM), R(TS)
BLS _forwar... |
9front/9front | 1,639 | sys/src/ape/lib/ap/arm/div.s | Q = 0
N = 1
D = 2
CC = 3
TMP = 11
TEXT save<>(SB), 1, $0
MOVW R(Q), 0(FP)
MOVW R(N), 4(FP)
MOVW R(D), 8(FP)
MOVW R(CC), 12(FP)
MOVW R(TMP), R(Q) /* numerator */
MOVW 20(FP), R(D) /* denominator */
CMP $0, R(D)
BNE s1
MOVW -1(R(D)), R(TMP) /* divide by zero fault */
s1: RET
TEXT rest<>(SB), 1, $0
MOVW 0(F... |
9front/9front | 1,734 | sys/src/ape/lib/ap/spim/memcmp.s | TEXT memcmp(SB), $0
MOVW R1, 0(FP)
/*
* performance:
* alligned about 1.0us/call and 17.4mb/sec
* unalligned is about 3.1mb/sec
*/
MOVW n+8(FP), R3 /* R3 is count */
MOVW s1+0(FP), R4 /* R4 is pointer1 */
MOVW s2+4(FP), R5 /* R5 is pointer2 */
ADDU R3,R4, R6 /* R6 is end pointer1 */
/* TODO(mischief): ... |
9front/9front | 1,270 | sys/src/ape/lib/ap/mips/memset.s | TEXT memset(SB),$12
MOVW R1, 0(FP)
/*
* performance:
* about 1us/call and 28mb/sec
*/
MOVW n+8(FP), R3 /* R3 is count */
MOVW p+0(FP), R4 /* R4 is pointer */
MOVW c+4(FP), R5 /* R5 is char */
ADDU R3,R4, R6 /* R6 is end pointer */
/*
* if not at least 4 chars,
* dont even mess around.
* 3 chars to gua... |
9front/9front | 2,341 | sys/src/ape/lib/ap/mips/memmove.s | TEXT memmove(SB), $0
JMP move
TEXT memcpy(SB), $0
move:
MOVW R1, s1+0(FP)
MOVW n+8(FP), R3 /* R3 is count */
MOVW R1, R4 /* R4 is to-pointer */
SGT R0, R3, R5
BEQ R5, ok
MOVW (R0), R0 /* abort if negative count */
ok:
MOVW s2+4(FP), R5 /* R5 is from-pointer */
ADDU R3,R5, R7 /* R7 is end from-pointe... |
9front/9front | 1,678 | sys/src/ape/lib/ap/mips/memcmp.s | TEXT memcmp(SB), $0
MOVW R1, 0(FP)
/*
* performance:
* alligned about 1.0us/call and 17.4mb/sec
* unalligned is about 3.1mb/sec
*/
MOVW n+8(FP), R3 /* R3 is count */
MOVW s1+0(FP), R4 /* R4 is pointer1 */
MOVW s2+4(FP), R5 /* R5 is pointer2 */
ADDU R3,R4, R6 /* R6 is end pointer1 */
/*
* if not at leas... |
9front/9front | 1,202 | sys/src/ape/lib/ap/mips/strcpy.s | TEXT strcpy(SB), $0
MOVW s2+4(FP),R2 /* R2 is from pointer */
MOVW R1, R3 /* R3 is to pointer */
/*
* align 'from' pointer
*/
l1:
AND $3, R2, R5
ADDU $1, R2
BEQ R5, l2
MOVB -1(R2), R5
ADDU $1, R3
MOVB R5, -1(R3)
BNE R5, l1
RET
/*
* test if 'to' is also alligned
*/
l2:
AND $3,R3, R5
BEQ R5, l4
/*
... |
9front/9front | 12,757 | sys/src/9/omap/l.s | /*
* ti omap3530 SoC machine assist
* arm cortex-a8 processor
*
* loader uses R11 as scratch.
* R9 and R10 are used for `extern register' variables.
*
* ARM v7 arch. ref. man. §B1.3.3 that we don't need barriers
* around moves to CPSR.
*/
#include "arm.s"
/*
* MCR and MRC are counter-intuitively named.
* M... |
9front/9front | 4,898 | sys/src/9/omap/cache.v7.s | /*
* cortex arm arch v7 cache flushing and invalidation
* shared by l.s and rebootcode.s
*/
TEXT cacheiinv(SB), $-4 /* I invalidate */
MOVW $0, R0
MCR CpSC, 0, R0, C(CpCACHE), C(CpCACHEinvi), CpCACHEall /* ok on cortex */
ISB
RET
/*
* set/way operators, passed a suitable set/way value in R0.
*/
TEXT cache... |
9front/9front | 1,298 | sys/src/9/omap/lproc.s | #include "mem.h"
#include "arm.h"
/*
* This is the first jump from kernel to user mode.
* Fake a return from interrupt.
*
* Enter with R0 containing the user stack pointer.
* UTZERO + 0x20 is always the entry point.
*
*/
TEXT touser(SB), 1, $-4
/* store the user stack pointer into the USR_r13 */
MOVM.DB.W... |
9front/9front | 2,628 | sys/src/9/omap/arm.s | /*
* omap3530 machine assist, definitions
* cortex-a8 processor
*
* loader uses R11 as scratch.
*/
#include "mem.h"
#include "arm.h"
#undef B /* B is for 'botch' */
#define KADDR(pa) (KZERO | ((pa) & ~KSEGM))
#define PADDR(va) (PHYSDRAM | ((va) & ~KSEGM))
#define L1X(va) (((((va))>>20) & 0x0fff)<<2)
#... |
9front/9front | 5,909 | sys/src/9/omap/lexception.s | /*
* arm exception handlers
*/
#include "arm.s"
#undef B /* B is for 'botch' */
/*
* exception vectors, copied by trapinit() to somewhere useful
*/
TEXT vectors(SB), 1, $-4
MOVW 0x18(R15), R15 /* reset */
MOVW 0x18(R15), R15 /* undefined instr. */
MOVW 0x18(R15), R15 /* SWI & SMC */
MOVW 0x18(R15), R1... |
9front/9front | 4,859 | sys/src/9/omap/rebootcode.s | /*
* omap3530 reboot code
*
* must fit in 11K to avoid stepping on PTEs; see mem.h.
*
* R11 is used by the loader as a temporary, so avoid it.
*/
#include "arm.s"
/*
* Turn off MMU, then copy the new kernel to its correct location
* in physical memory. Then jump to the start of the kernel.
*/
/* main(PADDR(... |
9front/9front | 7,822 | sys/src/9/zynq/l.s | #include "mem.h"
#include "io.h"
#define PUTC(c) MOVW $(c), R0; MOVW R0, (R8)
TEXT _start(SB), $-4
MOVW $(KTZERO-KZERO), R13
MOVW $0xE0001030, R8
PUTC('P')
MOVW $0, R0
MOVW R0, R1
MOVW $(CONFADDR-KZERO), R2
_start0:
MOVW.P R0, 4(R1)
CMP.S R1, R2
BNE _start0
PUTC('l')
MOVW $SECSZ, R0
MOVW $(MACHL1(0)-KZE... |
9front/9front | 1,623 | sys/src/9/zynq/ltrap.s | #include "mem.h"
#include "io.h"
TEXT vectors(SB), $-4
MOVW $_start-KZERO(SB), R15
MOVW $_vexc(SB), R15
MOVW $_vsvc(SB), R15
MOVW $_viabt(SB), R15
MOVW $_vexc(SB), R15
MOVW $vectors(SB), R15
MOVW $_vexc(SB), R15
MOVW $_vexc(SB), R15
TEXT _viabt(SB), $-4
CPS(CPSID)
CLREX
DSB
MOVW R14, 8(R13)
MOVW SPSR, R1... |
9front/9front | 1,554 | sys/src/9/xen/xen.s | #include "xendefs.h"
#include "mem.h"
#define ENTRY(X) TEXT X(SB), $0
/*
* XXX there's a race in here because we can get an upcall
* betwen the spllo() (in xenupcall) and the rti. This will make
* handlers stack, which could lead to a blown stack. Probably
* not worth fixing (but possibly worth detecting and p... |
9front/9front | 17,921 | sys/src/9/xen/l.s | #include "xendefs.h"
#include "mem.h"
/*
* Some machine instructions not handled by 8[al].
*/
#define OP16 BYTE $0x66
#define DELAY BYTE $0xEB; BYTE $0x00 /* JMP .+2 */
#define CPUID BYTE $0x0F; BYTE $0xA2 /* CPUID, argument in AX */
#define WRMSR BYTE $0x0F; BYTE $0x30 /* WRMSR, argument in AX/DX (lo/hi) */
#de... |
9front/9front | 17,292 | sys/src/9/kw/l.s | /*
* sheevaplug machine assist
* arm926ej-s processor at 1.2GHz
*
* loader uses R11 as scratch.
* R9 and R10 are used for `extern register' variables.
*
* ARM v7 arch. ref. man. (I know, this is v5) §B1.3.3 that
* we don't need barriers around moves to CPSR. The ARM v6 manual
* seems to be silent on the subje... |
9front/9front | 1,298 | sys/src/9/kw/lproc.s | #include "mem.h"
#include "arm.h"
/*
* This is the first jump from kernel to user mode.
* Fake a return from interrupt.
*
* Enter with R0 containing the user stack pointer.
* UTZERO + 0x20 is always the entry point.
*
*/
TEXT touser(SB), 1, $-4
/* store the user stack pointer into the USR_r13 */
MOVM.DB.W... |
9front/9front | 1,904 | sys/src/9/kw/arm.s | /*
* sheevaplug machine assist, definitions
* arm926ej-s processor at 1.2GHz
*
* loader uses R11 as scratch.
*/
#include "mem.h"
#include "arm.h"
#undef B /* B is for 'botch' */
#define PADDR(a) ((a) & ~KZERO)
#define KADDR(a) (KZERO|(a))
#define L1X(va) (((((va))>>20) & 0x0fff)<<2)
#define MACHADDR (L1-M... |
9front/9front | 5,909 | sys/src/9/kw/lexception.s | /*
* arm exception handlers
*/
#include "arm.s"
#undef B /* B is for 'botch' */
/*
* exception vectors, copied by trapinit() to somewhere useful
*/
TEXT vectors(SB), 1, $-4
MOVW 0x18(R15), R15 /* reset */
MOVW 0x18(R15), R15 /* undefined instr. */
MOVW 0x18(R15), R15 /* SWI & SMC */
MOVW 0x18(R15), R1... |
9front/9front | 4,052 | sys/src/9/kw/rebootcode.s | /*
* sheevaplug reboot code
*
* R11 is used by the loader as a temporary, so avoid it.
*/
#include "arm.s"
/*
* Turn off MMU, then copy the new kernel to its correct location
* in physical memory. Then jump to the start of the kernel.
*/
/* main(PADDR(entry), PADDR(code), size); */
TEXT main(SB), 1, $-4
MOVW... |
9front/9front | 14,584 | sys/src/9/sgi/l.s | #include "mem.h"
#define SP R29
#define NOOP NOR R0, R0, R0
#define WAIT NOOP; NOOP
#define RETURN RET; NOOP
#define CONST(i, v) MOVW $((i) & 0xffff0000), v; OR $((i) & 0xffff), v;
#define GETMACH(r) CONST(MACHADDR, r)
/*
* R4000 instructions
*/
#define ERET WORD $0x42000018
#define LL(base, rt) WORD $((060<<... |
9front/9front | 15,295 | sys/src/9/mt7688/l.s | /*
* mips 24k machine assist for mt7688
*/
#include "mem.h"
#include "mips24k.s"
#define SANITY 0x12345678
NOSCHED
/*
* Boot only processor
*/
TEXT start(SB), $-4
MOVW $setR30(SB), R30
DI(0)
MOVW sanity(SB), R1
CONST(SANITY, R2)
SUBU R1, R2, R2
BNE R2, insane
NOP
MOVW R0, M(COMPARE)
EHB
/* don... |
9front/9front | 2,167 | sys/src/9/mt7688/mips24k.s |
#define SP R29
#define NOOP NOR R0, R0, R0
#define NOP NOR R0, R0, R0
#define RETURN RET; NOOP
#define CONST(i, v) MOVW $((i) & 0xffff0000), v; OR $((i) & 0xffff), v;
#define GETMACH(r) CONST(MACHADDR, r)
#define PUTC(c, r1, r2) CONST(PHYSCONS, r1); MOVW $(c), r2; MOVW r2, (r1); NOOP
/* new instructions in mip... |
9front/9front | 13,665 | sys/src/9/lx2k/l.s | #include "mem.h"
#include "../arm64/sysreg.h"
#undef SYSREG
#define SYSREG(op0,op1,Cn,Cm,op2) SPR(((op0)<<19|(op1)<<16|(Cn)<<12|(Cm)<<8|(op2)<<5))
TEXT _start(SB), 1, $-4
MOV R0, R26 /* save */
MOV $setSB-KZERO(SB), R28
BL svcmode<>(SB)
/* use dedicated stack pointer per exception level */
MOVWU $1, R1
MSR R... |
9front/9front | 19,046 | sys/src/9/teg2/l.s | /*
* tegra 2 SoC machine assist
* dual arm cortex-a9 processors
*
* ARM v7 arch. ref. man. §B1.3.3 says that we don't need barriers
* around writes to CPSR.
*
* LDREX/STREX use an exclusive monitor, which is part of the data cache unit
* for the L1 cache, so they won't work right if the L1 cache is disabled.
*... |
9front/9front | 5,687 | sys/src/9/teg2/cache.v7.s | /*
* cortex arm arch v7 cache flushing and invalidation
* included by l.s and rebootcode.s
*/
TEXT cacheiinv(SB), $-4 /* I invalidate */
MOVW $0, R0
MTCP CpSC, 0, R0, C(CpCACHE), C(CpCACHEinvi), CpCACHEall /* ok on cortex */
ISB
RET
/*
* set/way operators, passed a suitable set/way value in R0.
*/
TEXT ca... |
9front/9front | 4,084 | sys/src/9/teg2/arm.s | /*
* nvidia tegra 2 machine assist, definitions
* dual-core cortex-a9 processor
*
* R9 and R10 are used for `extern register' variables.
* R11 is used by the loader as a temporary, so avoid it.
*/
#include "mem.h"
#include "arm.h"
#undef B /* B is for 'botch' */
#define KADDR(pa) (KZERO | ((pa) & ~KSEGM... |
9front/9front | 8,905 | sys/src/9/teg2/lexception.s | /*
* arm exception handlers
*/
#include "arm.s"
#undef B /* B is for 'botch' */
/*
* exception vectors, copied by trapinit() to somewhere useful
*/
TEXT vectors(SB), 1, $-4
MOVW 0x18(R15), R15 /* reset */
MOVW 0x18(R15), R15 /* undefined instr. */
MOVW 0x18(R15), R15 /* SWI & SMC */
MOVW 0x18(R15), R1... |
9front/9front | 4,750 | sys/src/9/teg2/rebootcode.s | /*
* arm v7 reboot code
*
* must fit in 11K to avoid stepping on PTEs; see mem.h.
* cache parameters are at CACHECONF.
*/
#include "arm.s"
/*
* All caches but L1 should be off before calling this.
* Turn off MMU, then copy the new kernel to its correct location
* in physical memory. Then jump to the start of ... |
9front/9front | 14,047 | sys/src/9/imx8/l.s | #include "mem.h"
#include "../arm64/sysreg.h"
#undef SYSREG
#define SYSREG(op0,op1,Cn,Cm,op2) SPR(((op0)<<19|(op1)<<16|(Cn)<<12|(Cm)<<8|(op2)<<5))
TEXT _start(SB), 1, $-4
MOV R0, R26 /* save */
MOV $setSB-KZERO(SB), R28
BL svcmode<>(SB)
/* use dedicated stack pointer per exception level */
MOVWU $1, R1
MSR R... |
9front/9front | 27,901 | sys/src/9/pc64/l.s | #include "mem.h"
MODE $32
#define DELAY BYTE $0xEB; BYTE $0x00 /* JMP .+2 */
#define pFARJMP32(s, o) BYTE $0xea; /* far jump to ptr32:16 */\
LONG $o; WORD $s
/*
* Enter here in 32-bit protected mode. Welcome to 1982.
* Make sure the GDT is set as it should be:
* disable interrupts;
* load the GDT with the ... |
9front/9front | 4,008 | sys/src/9/pc64/apbootstrap.s | /*
* Start an Application Processor. This must be placed on a 4KB boundary
* somewhere in the 1st MB of conventional memory (APBOOTSTRAP). However,
* due to some shortcuts below it's restricted further to within the 1st
* 64KB. The AP starts in real-mode, with
* CS selector set to the startup memory address/16;
... |
9front/9front | 2,169 | sys/src/9/pc64/rebootcode.s | #include "mem.h"
MODE $64
/*
* Turn off MMU, then memmove the new kernel to its correct location
* in physical memory. Then jumps the to start of the kernel.
*/
TEXT main(SB), 1, $-4
MOVL RARG, DI /* destination */
MOVL p2+8(FP), SI /* source */
MOVL n+16(FP), BX /* byte count */
/* load zero length idt ... |
9front/9front | 13,459 | sys/src/9/bcm64/l.s | #include "mem.h"
#include "../arm64/sysreg.h"
#undef SYSREG
#define SYSREG(op0,op1,Cn,Cm,op2) SPR(((op0)<<19|(op1)<<16|(Cn)<<12|(Cm)<<8|(op2)<<5))
TEXT _start(SB), 1, $-4
MOV R0, R26 /* save */
MOV $setSB-KZERO(SB), R28
BL svcmode<>(SB)
/* use dedicated stack pointer per exception level */
MOVWU $1, R1
MSR R... |
9front/9front | 19,939 | sys/src/9/ppc/l.s | #include "mem.h"
/* use of SPRG registers in save/restore */
#define SAVER0 SPRG0
#define SAVER1 SPRG1
#define SAVELR SPRG2
#define SAVEXX SPRG3
#ifdef ucuconf
/* These only exist on the PPC 755: */
#define SAVER4 SPRG4
#define SAVER5 SPRG5
#define SAVER6 SPRG6
#define SAVER7 SPRG7
#endif /* ucuconf */
/* special in... |
9front/9front | 7,968 | sys/src/9/cycv/l.s | #include "mem.h"
#include "io.h"
#define PUTC(c) MOVW $(c), R0; MOVW R0, (R8)
TEXT _start(SB), $-4
MOVW $(KTZERO-KZERO), R13
MOVW $(UART_BASE), R8
/* disable watchdog */
MOVW $(RESETMGR_BASE + 4*PERMODRST), R1
MOVW (R1), R0
ORR $(3<<6), R0
MOVW R0, (R1)
/* disable L2 cache */
MOVW $0, R0
MOVW $(L2_BASE+... |
9front/9front | 1,623 | sys/src/9/cycv/ltrap.s | #include "mem.h"
#include "io.h"
TEXT vectors(SB), $-4
MOVW $_start-KZERO(SB), R15
MOVW $_vexc(SB), R15
MOVW $_vsvc(SB), R15
MOVW $_viabt(SB), R15
MOVW $_vexc(SB), R15
MOVW $vectors(SB), R15
MOVW $_vexc(SB), R15
MOVW $_vexc(SB), R15
TEXT _viabt(SB), $-4
CPS(CPSID)
CLREX
DSB
MOVW R14, 8(R13)
MOVW SPSR, R1... |
9front/9front | 13,674 | sys/src/9/arm64/l.s | #include "mem.h"
#include "sysreg.h"
#undef SYSREG
#define SYSREG(op0,op1,Cn,Cm,op2) SPR(((op0)<<19|(op1)<<16|(Cn)<<12|(Cm)<<8|(op2)<<5))
TEXT _start(SB), 1, $-4
MOV R0, R26 /* save */
MOV $setSB-KZERO(SB), R28
BL svcmode<>(SB)
/* use dedicated stack pointer per exception level */
MOVWU $1, R1
MSR R1, SPSel
... |
9front/9front | 3,232 | sys/src/9/arm64/cache.v8.s | #include "../arm64/sysreg.h"
#undef SYSREG
#define SYSREG(op0,op1,Cn,Cm,op2) SPR(((op0)<<19|(op1)<<16|(Cn)<<12|(Cm)<<8|(op2)<<5))
/*
* instruction cache operations
*/
TEXT cacheiinvse(SB), 1, $-4
MOVWU len+8(FP), R2
ADD R0, R2
MRS DAIF, R11
MSR $0x2, DAIFSet
MOVWU $1, R10
MSR R10, CSSELR_EL1
ISB $SY
MRS CC... |
9front/9front | 10,597 | sys/src/9/mtx/l.s | #include "mem.h"
/* use of SPRG registers in save/restore */
#define SAVER0 SPRG0
#define SAVER1 SPRG1
#define SAVELR SPRG2
#define SAVEXX SPRG3
/* special instruction definitions */
#define BDNZ BC 16,0,
#define BDNE BC 0,2,
#define TLBIA WORD $((31<<26)|(307<<1))
#define TLBSYNC WORD $((31<<26)|(566<<1))
/* on so... |
9front/9front | 1,476 | sys/src/9/mtx/inb.s | #include "mem.h"
#define BDNZ BC 16,0,
#define BDNE BC 0,2,
TEXT inb(SB), $0
OR $IOMEM, R3
MOVBZ (R3), R3
RETURN
TEXT insb(SB), $0
MOVW v+4(FP), R4
MOVW n+8(FP), R5
MOVW R5, CTR
OR $IOMEM, R3
SUB $1, R4
insb1:
MOVBZ (R3), R7
MOVBU R7, 1(R4)
BDNZ insb1
RETURN
TEXT outb(SB), $0
MOVW v+4(FP), R4
OR $IOME... |
9front/9front | 1,389 | sys/src/9/pc/apmjump.s | /*
* Far call, absolute indirect.
* The argument is the offset.
* We use a global structure for the jump params,
* so this is *not* reentrant or thread safe.
*/
#include "mem.h"
#define SSOVERRIDE BYTE $0x36
#define CSOVERRIDE BYTE $0x2E
GLOBL apmjumpstruct+0(SB), $8
TEXT apmfarcall(SB), $0
/*
* We call pus... |
9front/9front | 30,317 | sys/src/9/pc/l.s | #include "mem.h"
#undef DELAY
#define PADDR(a) ((a) & ~KZERO)
#define KADDR(a) (KZERO|(a))
/*
* Some machine instructions not handled by 8[al].
*/
#define OP16 BYTE $0x66
#define DELAY BYTE $0xEB; BYTE $0x00 /* JMP .+2 */
#define CPUID BYTE $0x0F; BYTE $0xA2 /* CPUID, argument in AX */
#define WRMSR BYTE $0x0F;... |
9front/9front | 3,134 | sys/src/9/pc/apbootstrap.s | /*
* Start an Application Processor. This must be placed on a 4KB boundary
* somewhere in the 1st MB of conventional memory (APBOOTSTRAP). However,
* due to some shortcuts below it's restricted further to within the 1st
* 64KB. The AP starts in real-mode, with
* CS selector set to the startup memory address/16;
... |
9front/9front | 1,117 | sys/src/9/pc/rebootcode.s | #include "mem.h"
/*
* Turn off MMU, then memmove the new kernel to its correct location
* in physical memory. Then jumps the to start of the kernel.
*/
TEXT main(SB),$0
MOVL p1+0(FP), DI /* destination */
MOVL DI, AX /* entry point */
MOVL p2+4(FP), SI /* source */
MOVL n+8(FP), CX /* byte count */
/*
... |
9front/9front | 4,910 | sys/src/9/bcm/cache.v7.s | /*
* cortex arm arch v7 cache flushing and invalidation
* shared by l.s and rebootcode.s
*/
#define BPIALL MCR CpSC, 0, R0, C(CpCACHE), C(5), 6 /* branch predictor invalidate all */
TEXT cacheiinv(SB), $-4 /* I invalidate */
DSB
MOVW $0, R0
MCR CpSC, 0, R0, C(CpCACHE), C(CpCACHEinvi), CpCACHEall /* ok on cor... |
9front/9front | 1,136 | sys/src/9/bcm/arm.s | /*
* armv6/v7 machine assist, definitions
*
* loader uses R11 as scratch.
*/
#include "mem.h"
#include "arm.h"
#define PADDR(va) (PHYSDRAM | ((va) & ~KSEGM))
#define L1X(va) (((((va))>>20) & 0x0fff)<<2)
/*
* new instructions
*/
#define ISB \
MOVW $0, R0; \
MCR CpSC, 0, R0, C(CpCACHE), C(CpCACHEinvi), CpCA... |
9front/9front | 10,515 | sys/src/9/bcm/armv7.s | /*
* Broadcom bcm2836 SoC, as used in Raspberry Pi 2
* 4 x Cortex-A7 processor (armv7)
*/
#include "arm.s"
#define CACHELINESZ 64
#define ICACHELINESZ 32
#undef DSB
#undef DMB
#undef ISB
#define DSB WORD $0xf57ff04f /* data synch. barrier; last f = SY */
#define DMB WORD $0xf57ff05f /* data mem. barrier; last f ... |
9front/9front | 7,361 | sys/src/9/bcm/lexception.s | /*
* arm exception handlers
*/
#include "arm.s"
/*
* exception vectors, copied by trapinit() to somewhere useful
*/
TEXT vectors(SB), 1, $-4
MOVW 0x18(R15), R15 /* reset */
MOVW 0x18(R15), R15 /* undefined instr. */
MOVW 0x18(R15), R15 /* SWI & SMC */
MOVW 0x18(R15), R15 /* prefetch abort */
MOVW 0x18(R1... |
9front/9front | 1,965 | sys/src/9/bcm/rebootcode.s | /*
* armv6/armv7 reboot code
*/
#include "arm.s"
#define WFI WORD $0xe320f003 /* wait for interrupt */
#define WFE WORD $0xe320f002 /* wait for event */
TEXT main(SB), 1, $-4
MOVW $setR12(SB), R12
MOVW R0, entry+0(FP)
CMP $0, R0
BEQ shutdown
MOVW entry+0(FP), R8
MOVW code+4(FP), R9
MOVW size+8(FP), R6
/... |
9front/9front | 6,227 | sys/src/9/bcm/armv6.s | /*
* Broadcom bcm2835 SoC, as used in Raspberry Pi
* arm1176jzf-s processor (armv6)
*/
#include "arm.s"
#define CACHELINESZ 32
TEXT armstart(SB), 1, $-4
/*
* SVC mode, interrupts disabled
*/
MOVW $(PsrDirq|PsrDfiq|PsrMsvc), R1
MOVW R1, CPSR
/*
* disable the mmu and L1 caches
* invalidate caches and ... |
9front/9front | 1,130 | sys/src/libc/power/atom.s | TEXT ainc(SB),$0 /* long ainc(long *); */
MOVW R3, R4
xincloop:
LWAR (R4), R3
ADD $1, R3
DCBT (R4) /* fix 405 errata cpu_210 */
STWCCC R3, (R4)
BNE xincloop
RETURN
TEXT adec(SB),$0 /* long adec(long *); */
MOVW R3, R4
xdecloop:
LWAR (R4), R3
ADD $-1, R3
DCBT (R4) /* fix 405 errata cpu_210 */
STWCCC R... |
9front/9front | 1,211 | sys/src/libc/power/memset.s | TEXT memset(SB),$0
#define BDNZ BC 16,0,
MOVW R3, p+0(FP) /* R3 is pointer */
/*
* performance:
* about 100mbytes/sec (8k blocks) on a 603/105 without L2 cache
* drops to 40mbytes/sec (10k blocks) and 28mbytes/sec with 32k blocks
*/
MOVW n+8(FP), R4 /* R4 is count */
CMP R4, $0
BLE ret
MOVW c+4(FP), R5 /... |
9front/9front | 2,479 | sys/src/libc/power/memmove.s | #define BDNZ BC 16,0,
TEXT memmove(SB), $0
BR move
TEXT memcpy(SB), $0
move:
/*
* performance:
* (tba)
*/
MOVW R3, s1+0(FP)
MOVW n+8(FP), R9 /* R9 is count */
MOVW R3, R10 /* R10 is to-pointer */
CMP R9, $0
BEQ ret
BLT trap
MOVW s2+4(FP), R11 /* R11 is from-pointer */
/*
* if no more than 16 bytes... |
9front/9front | 1,493 | sys/src/libc/power/memcmp.s | TEXT memcmp(SB), $0
#define BDNZ BC 16,0,
MOVW R3, s1+0(FP) /* R3 is pointer1 */
/*
* performance:
* 67mb/sec aligned; 16mb/sec unaligned
*/
MOVW n+8(FP), R4 /* R4 is count */
MOVW s2+4(FP), R5 /* R5 is pointer2 */
/*
* let LSW do the work for 4 characters or less; aligned and unaligned
*/
CMP R4, $0
B... |
9front/9front | 3,748 | sys/src/libc/power/vlop.s | #define BDNZ BC 16,0,
/*
* 64/64 division adapted from powerpc compiler writer's handbook
*
* (R3:R4) = (R3:R4) / (R5:R6) (64b) = (64b / 64b)
* quo dvd dvs
*
* Remainder is left in R7:R8
*
* Code comment notation:
* msw = most-significant (high-order) word, i.e. bits 0..31
* lsw = least-significant (low-orde... |
9front/9front | 1,279 | sys/src/libc/386/atom.s | TEXT ainc(SB), $0 /* long ainc(long *); */
MOVL addr+0(FP), BX
ainclp:
MOVL (BX), AX
MOVL AX, CX
INCL CX
LOCK
BYTE $0x0F; BYTE $0xB1; BYTE $0x0B /* CMPXCHGL CX, (BX) */
JNZ ainclp
MOVL CX, AX
RET
TEXT adec(SB), $0 /* long adec(long*); */
MOVL addr+0(FP), BX
adeclp:
MOVL (BX), AX
MOVL AX, CX
DECL CX
LOCK
... |
9front/9front | 1,282 | sys/src/libc/sparc/memset.s | TEXT memset(SB),$0
/*
* performance:
* (tba)
*/
MOVW R7, 0(FP)
MOVW n+8(FP), R9 /* R9 is count */
MOVW p+0(FP), R10 /* R10 is pointer */
MOVW c+4(FP), R11 /* R11 is char */
ADD R9,R10, R12 /* R12 is end pointer */
/*
* if not at least 4 chars,
* dont even mess around.
* 3 chars to guarantee any
* rou... |
9front/9front | 2,281 | sys/src/libc/sparc/memmove.s | TEXT memmove(SB), $0
JMP move
TEXT memcpy(SB), $0
move:
/*
* performance:
* (tba)
*/
MOVW R7, s1+0(FP)
MOVW n+8(FP), R9 /* R9 is count */
MOVW R7, R10 /* R10 is to-pointer */
SUBCC R0,R9, R0
BGE ok
MOVW 0(R0), R0
ok:
MOVW s2+4(FP), R11 /* R11 is from-pointer */
ADD R9,R11, R13 /* R13 is end from-... |
9front/9front | 1,705 | sys/src/libc/sparc/memcmp.s | TEXT memcmp(SB), $0
/*
* performance:
* (tba)
*/
MOVW R7, 0(FP)
MOVW n+8(FP), R9 /* R9 is count */
MOVW s1+0(FP), R10 /* R10 is pointer1 */
MOVW s2+4(FP), R11 /* R11 is pointer2 */
ADD R9,R10, R12 /* R12 is end pointer1 */
/*
* if not at least 4 chars,
* dont even mess around.
* 3 chars to guarantee ... |
9front/9front | 1,115 | sys/src/libc/sparc/strcpy.s | TEXT strcpy(SB), $0
MOVW R7, 0(FP)
MOVW s1+0(FP), R9 /* R9 is to pointer */
MOVW s2+4(FP), R10 /* R10 is from pointer */
/*
* test if both pointers
* are similarly word aligned
*/
XOR R9,R10, R7
ANDCC $3,R7, R0
BNE una
/*
* make byte masks
*/
MOVW $0xff, R17
SLL $8,R17, R16
SLL $16,R17, R13
SLL $24,... |
9front/9front | 5,379 | sys/src/libc/sparc/muldivrt.s | /*
* ulong
* _udiv(ulong num, ulong den)
* {
* int i;
* ulong quo;
*
* if(den == 0)
* *(ulong*)-1 = 0;
* quo = num;
* if(quo > 1<<(32-1))
* quo = 1<<(32-1);
* for(i=0; den<quo; i++)
* den <<= 1;
* quo = 0;
* for(; i>=0; i--) {
* quo <<= 1;
* if(num >= den) {
* num -= den;
* qu... |
9front/9front | 2,422 | sys/src/libc/sparc/vlop.s | TEXT _mulv(SB), $0
MOVW u1+8(FP), R8
MOVW u2+16(FP), R13
MOVW R13, R16 /* save low parts for later */
MOVW R8, R12
/*
* unsigned 32x32 => 64 multiply
*/
CMP R13, R8
BLE mul1
MOVW R12, R13
MOVW R16, R8
mul1:
MOVW R13, Y
ANDNCC $0xFFF, R13, R0
BE mul_shortway
ANDCC R0, R0, R9 /* zero partial product ... |
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