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authorGrant Grundler <grundler@parisc-linux.org>2005-10-21 22:46:48 -0400
committerKyle McMartin <kyle@parisc-linux.org>2005-10-21 22:46:48 -0400
commit413059f28e9949d9ad2d04d1070c63169798176e (patch)
treec4609bc151c3f88f7e8f2128e81c32356f842063 /arch/parisc/kernel/syscall.S
parent3499495205a676d85fcc2f3c28e35ec9b43c47e3 (diff)
[PARISC] Replace uses of __LP64__ with CONFIG_64BIT
2.6.12-rc4-pa3 s/__LP64__/CONFIG_64BIT/ and fixup config.h usage Signed-off-by: Grant Grundler <grundler@parisc-linux.org> Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
Diffstat (limited to 'arch/parisc/kernel/syscall.S')
-rw-r--r--arch/parisc/kernel/syscall.S37
1 files changed, 18 insertions, 19 deletions
diff --git a/arch/parisc/kernel/syscall.S b/arch/parisc/kernel/syscall.S
index 8c7a7185cd3b..b29b76b42bb7 100644
--- a/arch/parisc/kernel/syscall.S
+++ b/arch/parisc/kernel/syscall.S
@@ -6,6 +6,7 @@
6 * thanks to Philipp Rumpf, Mike Shaver and various others 6 * thanks to Philipp Rumpf, Mike Shaver and various others
7 * sorry about the wall, puffin.. 7 * sorry about the wall, puffin..
8 */ 8 */
9#include <linux/config.h> /* for CONFIG_SMP */
9 10
10#include <asm/asm-offsets.h> 11#include <asm/asm-offsets.h>
11#include <asm/unistd.h> 12#include <asm/unistd.h>
@@ -22,15 +23,13 @@
22 */ 23 */
23#define KILL_INSN break 0,0 24#define KILL_INSN break 0,0
24 25
25#include <linux/config.h> /* for CONFIG_SMP */ 26#ifdef CONFIG_64BIT
26
27#ifdef __LP64__
28 .level 2.0w 27 .level 2.0w
29#else 28#else
30 .level 1.1 29 .level 1.1
31#endif 30#endif
32 31
33#ifndef __LP64__ 32#ifndef CONFIG_64BIT
34 .macro fixup_branch,lbl 33 .macro fixup_branch,lbl
35 b \lbl 34 b \lbl
36 .endm 35 .endm
@@ -103,7 +102,7 @@ linux_gateway_entry:
103 mfsp %sr7,%r1 /* save user sr7 */ 102 mfsp %sr7,%r1 /* save user sr7 */
104 mtsp %r1,%sr3 /* and store it in sr3 */ 103 mtsp %r1,%sr3 /* and store it in sr3 */
105 104
106#ifdef __LP64__ 105#ifdef CONFIG_64BIT
107 /* for now we can *always* set the W bit on entry to the syscall 106 /* for now we can *always* set the W bit on entry to the syscall
108 * since we don't support wide userland processes. We could 107 * since we don't support wide userland processes. We could
109 * also save the current SM other than in r0 and restore it on 108 * also save the current SM other than in r0 and restore it on
@@ -155,7 +154,7 @@ linux_gateway_entry:
155 STREG %r19, TASK_PT_GR19(%r1) 154 STREG %r19, TASK_PT_GR19(%r1)
156 155
157 LDREGM -FRAME_SIZE(%r30), %r2 /* get users sp back */ 156 LDREGM -FRAME_SIZE(%r30), %r2 /* get users sp back */
158#ifdef __LP64__ 157#ifdef CONFIG_64BIT
159 extrd,u %r2,63,1,%r19 /* W hidden in bottom bit */ 158 extrd,u %r2,63,1,%r19 /* W hidden in bottom bit */
160#if 0 159#if 0
161 xor %r19,%r2,%r2 /* clear bottom bit */ 160 xor %r19,%r2,%r2 /* clear bottom bit */
@@ -186,7 +185,7 @@ linux_gateway_entry:
186 185
187 loadgp 186 loadgp
188 187
189#ifdef __LP64__ 188#ifdef CONFIG_64BIT
190 ldo -16(%r30),%r29 /* Reference param save area */ 189 ldo -16(%r30),%r29 /* Reference param save area */
191 copy %r19,%r2 /* W bit back to r2 */ 190 copy %r19,%r2 /* W bit back to r2 */
192#else 191#else
@@ -205,7 +204,7 @@ linux_gateway_entry:
205 /* Note! We cannot use the syscall table that is mapped 204 /* Note! We cannot use the syscall table that is mapped
206 nearby since the gateway page is mapped execute-only. */ 205 nearby since the gateway page is mapped execute-only. */
207 206
208#ifdef __LP64__ 207#ifdef CONFIG_64BIT
209 ldil L%sys_call_table, %r1 208 ldil L%sys_call_table, %r1
210 or,= %r2,%r2,%r2 209 or,= %r2,%r2,%r2
211 addil L%(sys_call_table64-sys_call_table), %r1 210 addil L%(sys_call_table64-sys_call_table), %r1
@@ -321,7 +320,7 @@ tracesys_next:
321 LDREG TASK_PT_GR25(%r1), %r25 320 LDREG TASK_PT_GR25(%r1), %r25
322 LDREG TASK_PT_GR24(%r1), %r24 321 LDREG TASK_PT_GR24(%r1), %r24
323 LDREG TASK_PT_GR23(%r1), %r23 322 LDREG TASK_PT_GR23(%r1), %r23
324#ifdef __LP64__ 323#ifdef CONFIG_64BIT
325 LDREG TASK_PT_GR22(%r1), %r22 324 LDREG TASK_PT_GR22(%r1), %r22
326 LDREG TASK_PT_GR21(%r1), %r21 325 LDREG TASK_PT_GR21(%r1), %r21
327 ldo -16(%r30),%r29 /* Reference param save area */ 326 ldo -16(%r30),%r29 /* Reference param save area */
@@ -350,7 +349,7 @@ tracesys_next:
350tracesys_exit: 349tracesys_exit:
351 ldo -THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r1 /* get task ptr */ 350 ldo -THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r1 /* get task ptr */
352 LDREG TI_TASK(%r1), %r1 351 LDREG TI_TASK(%r1), %r1
353#ifdef __LP64__ 352#ifdef CONFIG_64BIT
354 ldo -16(%r30),%r29 /* Reference param save area */ 353 ldo -16(%r30),%r29 /* Reference param save area */
355#endif 354#endif
356 bl syscall_trace, %r2 355 bl syscall_trace, %r2
@@ -371,7 +370,7 @@ tracesys_exit:
371tracesys_sigexit: 370tracesys_sigexit:
372 ldo -THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r1 /* get task ptr */ 371 ldo -THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r1 /* get task ptr */
373 LDREG 0(%r1), %r1 372 LDREG 0(%r1), %r1
374#ifdef __LP64__ 373#ifdef CONFIG_64BIT
375 ldo -16(%r30),%r29 /* Reference param save area */ 374 ldo -16(%r30),%r29 /* Reference param save area */
376#endif 375#endif
377 bl syscall_trace, %r2 376 bl syscall_trace, %r2
@@ -404,7 +403,7 @@ lws_start:
404 gate .+8, %r0 403 gate .+8, %r0
405 depi 3, 31, 2, %r31 /* Ensure we return to userspace */ 404 depi 3, 31, 2, %r31 /* Ensure we return to userspace */
406 405
407#ifdef __LP64__ 406#ifdef CONFIG_64BIT
408 /* FIXME: If we are a 64-bit kernel just 407 /* FIXME: If we are a 64-bit kernel just
409 * turn this on unconditionally. 408 * turn this on unconditionally.
410 */ 409 */
@@ -440,7 +439,7 @@ lws_exit_nosys:
440 /* Fall through: Return to userspace */ 439 /* Fall through: Return to userspace */
441 440
442lws_exit: 441lws_exit:
443#ifdef __LP64__ 442#ifdef CONFIG_64BIT
444 /* decide whether to reset the wide mode bit 443 /* decide whether to reset the wide mode bit
445 * 444 *
446 * For a syscall, the W bit is stored in the lowest bit 445 * For a syscall, the W bit is stored in the lowest bit
@@ -486,7 +485,7 @@ lws_exit:
486 485
487 /* ELF64 Process entry path */ 486 /* ELF64 Process entry path */
488lws_compare_and_swap64: 487lws_compare_and_swap64:
489#ifdef __LP64__ 488#ifdef CONFIG_64BIT
490 b,n lws_compare_and_swap 489 b,n lws_compare_and_swap
491#else 490#else
492 /* If we are not a 64-bit kernel, then we don't 491 /* If we are not a 64-bit kernel, then we don't
@@ -497,7 +496,7 @@ lws_compare_and_swap64:
497 496
498 /* ELF32 Process entry path */ 497 /* ELF32 Process entry path */
499lws_compare_and_swap32: 498lws_compare_and_swap32:
500#ifdef __LP64__ 499#ifdef CONFIG_64BIT
501 /* Clip all the input registers */ 500 /* Clip all the input registers */
502 depdi 0, 31, 32, %r26 501 depdi 0, 31, 32, %r26
503 depdi 0, 31, 32, %r25 502 depdi 0, 31, 32, %r25
@@ -608,7 +607,7 @@ cas_action:
608 the other for the store. Either return -EFAULT. 607 the other for the store. Either return -EFAULT.
609 Each of the entries must be relocated. */ 608 Each of the entries must be relocated. */
610 .section __ex_table,"aw" 609 .section __ex_table,"aw"
611#ifdef __LP64__ 610#ifdef CONFIG_64BIT
612 /* Pad the address calculation */ 611 /* Pad the address calculation */
613 .word 0,(2b - linux_gateway_page) 612 .word 0,(2b - linux_gateway_page)
614 .word 0,(3b - linux_gateway_page) 613 .word 0,(3b - linux_gateway_page)
@@ -619,7 +618,7 @@ cas_action:
619 .previous 618 .previous
620 619
621 .section __ex_table,"aw" 620 .section __ex_table,"aw"
622#ifdef __LP64__ 621#ifdef CONFIG_64BIT
623 /* Pad the address calculation */ 622 /* Pad the address calculation */
624 .word 0,(1b - linux_gateway_page) 623 .word 0,(1b - linux_gateway_page)
625 .word 0,(3b - linux_gateway_page) 624 .word 0,(3b - linux_gateway_page)
@@ -638,7 +637,7 @@ end_linux_gateway_page:
638 637
639 /* Relocate symbols assuming linux_gateway_page is mapped 638 /* Relocate symbols assuming linux_gateway_page is mapped
640 to virtual address 0x0 */ 639 to virtual address 0x0 */
641#ifdef __LP64__ 640#ifdef CONFIG_64BIT
642 /* FIXME: The code will always be on the gateay page 641 /* FIXME: The code will always be on the gateay page
643 and thus it will be on the first 4k, the 642 and thus it will be on the first 4k, the
644 assembler seems to think that the final 643 assembler seems to think that the final
@@ -666,7 +665,7 @@ lws_table:
666sys_call_table: 665sys_call_table:
667#include "syscall_table.S" 666#include "syscall_table.S"
668 667
669#ifdef __LP64__ 668#ifdef CONFIG_64BIT
670 .align 4096 669 .align 4096
671 .export sys_call_table64 670 .export sys_call_table64
672.Lsys_call_table64: 671.Lsys_call_table64: