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author | Denis Vlasenko <vda.linux@googlemail.com> | 2007-12-16 17:22:33 +0000 |
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committer | Denis Vlasenko <vda.linux@googlemail.com> | 2007-12-16 17:22:33 +0000 |
commit | f77f369ce89549ae3b0b70bfbac4e9c242ec5298 (patch) | |
tree | b7b9979a4dc949a9bd7f8db90c48ba5491eb1844 /util-linux/fdisk_sun.c | |
parent | c794c51a1aa23d2edcff8e1ab4edf96194d3208c (diff) | |
download | busybox-w32-f77f369ce89549ae3b0b70bfbac4e9c242ec5298.tar.gz busybox-w32-f77f369ce89549ae3b0b70bfbac4e9c242ec5298.tar.bz2 busybox-w32-f77f369ce89549ae3b0b70bfbac4e9c242ec5298.zip |
fdisk: reduce global data/bss usage. 8k data+bss build is achievable soon ;)
(add/remove: 0/13 grow/shrink: 6/19 up/down: 74/-492) Total: -418 bytes
text data bss dec hex filename
778330 860 7408 786598 c00a6 busybox_old
777970 840 7376 786186 bff0a busybox_unstripped
Diffstat (limited to 'util-linux/fdisk_sun.c')
-rw-r--r-- | util-linux/fdisk_sun.c | 102 |
1 files changed, 51 insertions, 51 deletions
diff --git a/util-linux/fdisk_sun.c b/util-linux/fdisk_sun.c index 274b10345..fcd3818d2 100644 --- a/util-linux/fdisk_sun.c +++ b/util-linux/fdisk_sun.c | |||
@@ -84,7 +84,7 @@ set_sun_partition(int i, uint start, uint stop, int sysid) | |||
84 | { | 84 | { |
85 | sunlabel->infos[i].id = sysid; | 85 | sunlabel->infos[i].id = sysid; |
86 | sunlabel->partitions[i].start_cylinder = | 86 | sunlabel->partitions[i].start_cylinder = |
87 | SUN_SSWAP32(start / (heads * sectors)); | 87 | SUN_SSWAP32(start / (g_heads * g_sectors)); |
88 | sunlabel->partitions[i].num_sectors = | 88 | sunlabel->partitions[i].num_sectors = |
89 | SUN_SSWAP32(stop - start); | 89 | SUN_SSWAP32(stop - start); |
90 | set_changed(i); | 90 | set_changed(i); |
@@ -111,13 +111,13 @@ check_sun_label(void) | |||
111 | "e.g. heads, sectors, cylinders and partitions\n" | 111 | "e.g. heads, sectors, cylinders and partitions\n" |
112 | "or force a fresh label (s command in main menu)\n"); | 112 | "or force a fresh label (s command in main menu)\n"); |
113 | } else { | 113 | } else { |
114 | heads = SUN_SSWAP16(sunlabel->ntrks); | 114 | g_heads = SUN_SSWAP16(sunlabel->ntrks); |
115 | cylinders = SUN_SSWAP16(sunlabel->ncyl); | 115 | g_cylinders = SUN_SSWAP16(sunlabel->ncyl); |
116 | sectors = SUN_SSWAP16(sunlabel->nsect); | 116 | g_sectors = SUN_SSWAP16(sunlabel->nsect); |
117 | } | 117 | } |
118 | update_units(); | 118 | update_units(); |
119 | current_label_type = label_sun; | 119 | current_label_type = label_sun; |
120 | partitions = 8; | 120 | g_partitions = 8; |
121 | return 1; | 121 | return 1; |
122 | } | 122 | } |
123 | 123 | ||
@@ -273,32 +273,32 @@ create_sunlabel(void) | |||
273 | } | 273 | } |
274 | if (!p || floppy) { | 274 | if (!p || floppy) { |
275 | if (!ioctl(fd, HDIO_GETGEO, &geometry)) { | 275 | if (!ioctl(fd, HDIO_GETGEO, &geometry)) { |
276 | heads = geometry.heads; | 276 | g_heads = geometry.heads; |
277 | sectors = geometry.sectors; | 277 | g_sectors = geometry.sectors; |
278 | cylinders = geometry.cylinders; | 278 | g_cylinders = geometry.cylinders; |
279 | } else { | 279 | } else { |
280 | heads = 0; | 280 | g_heads = 0; |
281 | sectors = 0; | 281 | g_sectors = 0; |
282 | cylinders = 0; | 282 | g_cylinders = 0; |
283 | } | 283 | } |
284 | if (floppy) { | 284 | if (floppy) { |
285 | sunlabel->nacyl = 0; | 285 | sunlabel->nacyl = 0; |
286 | sunlabel->pcylcount = SUN_SSWAP16(cylinders); | 286 | sunlabel->pcylcount = SUN_SSWAP16(g_cylinders); |
287 | sunlabel->rspeed = SUN_SSWAP16(300); | 287 | sunlabel->rspeed = SUN_SSWAP16(300); |
288 | sunlabel->ilfact = SUN_SSWAP16(1); | 288 | sunlabel->ilfact = SUN_SSWAP16(1); |
289 | sunlabel->sparecyl = 0; | 289 | sunlabel->sparecyl = 0; |
290 | } else { | 290 | } else { |
291 | heads = read_int(1, heads, 1024, 0, "Heads"); | 291 | g_heads = read_int(1, g_heads, 1024, 0, "Heads"); |
292 | sectors = read_int(1, sectors, 1024, 0, "Sectors/track"); | 292 | g_sectors = read_int(1, g_sectors, 1024, 0, "Sectors/track"); |
293 | if (cylinders) | 293 | if (g_cylinders) |
294 | cylinders = read_int(1, cylinders-2, 65535, 0, "Cylinders"); | 294 | g_cylinders = read_int(1, g_cylinders - 2, 65535, 0, "Cylinders"); |
295 | else | 295 | else |
296 | cylinders = read_int(1, 0, 65535, 0, "Cylinders"); | 296 | g_cylinders = read_int(1, 0, 65535, 0, "Cylinders"); |
297 | sunlabel->nacyl = SUN_SSWAP16(read_int(0, 2, 65535, 0, "Alternate cylinders")); | 297 | sunlabel->nacyl = SUN_SSWAP16(read_int(0, 2, 65535, 0, "Alternate cylinders")); |
298 | sunlabel->pcylcount = SUN_SSWAP16(read_int(0, cylinders+SUN_SSWAP16(sunlabel->nacyl), 65535, 0, "Physical cylinders")); | 298 | sunlabel->pcylcount = SUN_SSWAP16(read_int(0, g_cylinders + SUN_SSWAP16(sunlabel->nacyl), 65535, 0, "Physical cylinders")); |
299 | sunlabel->rspeed = SUN_SSWAP16(read_int(1, 5400, 100000, 0, "Rotation speed (rpm)")); | 299 | sunlabel->rspeed = SUN_SSWAP16(read_int(1, 5400, 100000, 0, "Rotation speed (rpm)")); |
300 | sunlabel->ilfact = SUN_SSWAP16(read_int(1, 1, 32, 0, "Interleave factor")); | 300 | sunlabel->ilfact = SUN_SSWAP16(read_int(1, 1, 32, 0, "Interleave factor")); |
301 | sunlabel->sparecyl = SUN_SSWAP16(read_int(0, 0, sectors, 0, "Extra sectors per cylinder")); | 301 | sunlabel->sparecyl = SUN_SSWAP16(read_int(0, 0, g_sectors, 0, "Extra sectors per cylinder")); |
302 | } | 302 | } |
303 | } else { | 303 | } else { |
304 | sunlabel->sparecyl = SUN_SSWAP16(p->sparecyl); | 304 | sunlabel->sparecyl = SUN_SSWAP16(p->sparecyl); |
@@ -309,9 +309,9 @@ create_sunlabel(void) | |||
309 | sunlabel->nsect = SUN_SSWAP16(p->nsect); | 309 | sunlabel->nsect = SUN_SSWAP16(p->nsect); |
310 | sunlabel->rspeed = SUN_SSWAP16(p->rspeed); | 310 | sunlabel->rspeed = SUN_SSWAP16(p->rspeed); |
311 | sunlabel->ilfact = SUN_SSWAP16(1); | 311 | sunlabel->ilfact = SUN_SSWAP16(1); |
312 | cylinders = p->ncyl; | 312 | g_cylinders = p->ncyl; |
313 | heads = p->ntrks; | 313 | g_heads = p->ntrks; |
314 | sectors = p->nsect; | 314 | g_sectors = p->nsect; |
315 | puts("You may change all the disk params from the x menu"); | 315 | puts("You may change all the disk params from the x menu"); |
316 | } | 316 | } |
317 | 317 | ||
@@ -319,23 +319,23 @@ create_sunlabel(void) | |||
319 | "%s%s%s cyl %d alt %d hd %d sec %d", | 319 | "%s%s%s cyl %d alt %d hd %d sec %d", |
320 | p ? p->vendor : "", (p && *p->vendor) ? " " : "", | 320 | p ? p->vendor : "", (p && *p->vendor) ? " " : "", |
321 | p ? p->model : (floppy ? "3,5\" floppy" : "Linux custom"), | 321 | p ? p->model : (floppy ? "3,5\" floppy" : "Linux custom"), |
322 | cylinders, SUN_SSWAP16(sunlabel->nacyl), heads, sectors); | 322 | g_cylinders, SUN_SSWAP16(sunlabel->nacyl), g_heads, g_sectors); |
323 | 323 | ||
324 | sunlabel->ntrks = SUN_SSWAP16(heads); | 324 | sunlabel->ntrks = SUN_SSWAP16(g_heads); |
325 | sunlabel->nsect = SUN_SSWAP16(sectors); | 325 | sunlabel->nsect = SUN_SSWAP16(g_sectors); |
326 | sunlabel->ncyl = SUN_SSWAP16(cylinders); | 326 | sunlabel->ncyl = SUN_SSWAP16(g_cylinders); |
327 | if (floppy) | 327 | if (floppy) |
328 | set_sun_partition(0, 0, cylinders * heads * sectors, LINUX_NATIVE); | 328 | set_sun_partition(0, 0, g_cylinders * g_heads * g_sectors, LINUX_NATIVE); |
329 | else { | 329 | else { |
330 | if (cylinders * heads * sectors >= 150 * 2048) { | 330 | if (g_cylinders * g_heads * g_sectors >= 150 * 2048) { |
331 | ndiv = cylinders - (50 * 2048 / (heads * sectors)); /* 50M swap */ | 331 | ndiv = g_cylinders - (50 * 2048 / (g_heads * g_sectors)); /* 50M swap */ |
332 | } else | 332 | } else |
333 | ndiv = cylinders * 2 / 3; | 333 | ndiv = g_cylinders * 2 / 3; |
334 | set_sun_partition(0, 0, ndiv * heads * sectors, LINUX_NATIVE); | 334 | set_sun_partition(0, 0, ndiv * g_heads * g_sectors, LINUX_NATIVE); |
335 | set_sun_partition(1, ndiv * heads * sectors, cylinders * heads * sectors, LINUX_SWAP); | 335 | set_sun_partition(1, ndiv * g_heads * g_sectors, g_cylinders * g_heads * g_sectors, LINUX_SWAP); |
336 | sunlabel->infos[1].flags |= 0x01; /* Not mountable */ | 336 | sunlabel->infos[1].flags |= 0x01; /* Not mountable */ |
337 | } | 337 | } |
338 | set_sun_partition(2, 0, cylinders * heads * sectors, SUN_WHOLE_DISK); | 338 | set_sun_partition(2, 0, g_cylinders * g_heads * g_sectors, SUN_WHOLE_DISK); |
339 | { | 339 | { |
340 | unsigned short *ush = (unsigned short *)sunlabel; | 340 | unsigned short *ush = (unsigned short *)sunlabel; |
341 | unsigned short csum = 0; | 341 | unsigned short csum = 0; |
@@ -365,12 +365,12 @@ fetch_sun(uint *starts, uint *lens, uint *start, uint *stop) | |||
365 | int i, continuous = 1; | 365 | int i, continuous = 1; |
366 | 366 | ||
367 | *start = 0; | 367 | *start = 0; |
368 | *stop = cylinders * heads * sectors; | 368 | *stop = g_cylinders * g_heads * g_sectors; |
369 | for (i = 0; i < partitions; i++) { | 369 | for (i = 0; i < g_partitions; i++) { |
370 | if (sunlabel->partitions[i].num_sectors | 370 | if (sunlabel->partitions[i].num_sectors |
371 | && sunlabel->infos[i].id | 371 | && sunlabel->infos[i].id |
372 | && sunlabel->infos[i].id != SUN_WHOLE_DISK) { | 372 | && sunlabel->infos[i].id != SUN_WHOLE_DISK) { |
373 | starts[i] = SUN_SSWAP32(sunlabel->partitions[i].start_cylinder) * heads * sectors; | 373 | starts[i] = SUN_SSWAP32(sunlabel->partitions[i].start_cylinder) * g_heads * g_sectors; |
374 | lens[i] = SUN_SSWAP32(sunlabel->partitions[i].num_sectors); | 374 | lens[i] = SUN_SSWAP32(sunlabel->partitions[i].num_sectors); |
375 | if (continuous) { | 375 | if (continuous) { |
376 | if (starts[i] == *start) | 376 | if (starts[i] == *start) |
@@ -408,10 +408,10 @@ verify_sun(void) | |||
408 | int array[8]; | 408 | int array[8]; |
409 | 409 | ||
410 | verify_sun_starts = starts; | 410 | verify_sun_starts = starts; |
411 | fetch_sun(starts,lens,&start,&stop); | 411 | fetch_sun(starts, lens, &start, &stop); |
412 | for (k = 0; k < 7; k++) { | 412 | for (k = 0; k < 7; k++) { |
413 | for (i = 0; i < 8; i++) { | 413 | for (i = 0; i < 8; i++) { |
414 | if (k && (lens[i] % (heads * sectors))) { | 414 | if (k && (lens[i] % (g_heads * g_sectors))) { |
415 | printf("Partition %d doesn't end on cylinder boundary\n", i+1); | 415 | printf("Partition %d doesn't end on cylinder boundary\n", i+1); |
416 | } | 416 | } |
417 | if (lens[i]) { | 417 | if (lens[i]) { |
@@ -452,7 +452,7 @@ verify_sun(void) | |||
452 | printf("No partitions defined\n"); | 452 | printf("No partitions defined\n"); |
453 | return; | 453 | return; |
454 | } | 454 | } |
455 | stop = cylinders * heads * sectors; | 455 | stop = g_cylinders * g_heads * g_sectors; |
456 | if (starts[array[0]]) | 456 | if (starts[array[0]]) |
457 | printf("Unused gap - sectors 0-%d\n", starts[array[0]]); | 457 | printf("Unused gap - sectors 0-%d\n", starts[array[0]]); |
458 | for (i = 0; i < 7 && array[i+1] != -1; i++) { | 458 | for (i = 0; i < 7 && array[i+1] != -1; i++) { |
@@ -499,7 +499,7 @@ add_sun_partition(int n, int sys) | |||
499 | first *= units_per_sector; | 499 | first *= units_per_sector; |
500 | else | 500 | else |
501 | /* Starting sector has to be properly aligned */ | 501 | /* Starting sector has to be properly aligned */ |
502 | first = (first + heads * sectors - 1) / (heads * sectors); | 502 | first = (first + g_heads * g_sectors - 1) / (g_heads * g_sectors); |
503 | if (n == 2 && first != 0) | 503 | if (n == 2 && first != 0) |
504 | printf("\ | 504 | printf("\ |
505 | It is highly recommended that the third partition covers the whole disk\n\ | 505 | It is highly recommended that the third partition covers the whole disk\n\ |
@@ -520,10 +520,10 @@ and is of type 'Whole disk'\n"); | |||
520 | /* On the other hand, one should not use partitions | 520 | /* On the other hand, one should not use partitions |
521 | starting at block 0 in an md, or the label will | 521 | starting at block 0 in an md, or the label will |
522 | be trashed. */ | 522 | be trashed. */ |
523 | for (i = 0; i < partitions; i++) | 523 | for (i = 0; i < g_partitions; i++) |
524 | if (lens[i] && starts[i] <= first && starts[i] + lens[i] > first) | 524 | if (lens[i] && starts[i] <= first && starts[i] + lens[i] > first) |
525 | break; | 525 | break; |
526 | if (i < partitions && !whole_disk) { | 526 | if (i < g_partitions && !whole_disk) { |
527 | if (n == 2 && !first) { | 527 | if (n == 2 && !first) { |
528 | whole_disk = 1; | 528 | whole_disk = 1; |
529 | break; | 529 | break; |
@@ -532,9 +532,9 @@ and is of type 'Whole disk'\n"); | |||
532 | } else | 532 | } else |
533 | break; | 533 | break; |
534 | } | 534 | } |
535 | stop = cylinders * heads * sectors; | 535 | stop = g_cylinders * g_heads * g_sectors; |
536 | stop2 = stop; | 536 | stop2 = stop; |
537 | for (i = 0; i < partitions; i++) { | 537 | for (i = 0; i < g_partitions; i++) { |
538 | if (starts[i] > first && starts[i] < stop) | 538 | if (starts[i] > first && starts[i] < stop) |
539 | stop = starts[i]; | 539 | stop = starts[i]; |
540 | } | 540 | } |
@@ -581,7 +581,7 @@ sun_delete_partition(int i) | |||
581 | if (i == 2 | 581 | if (i == 2 |
582 | && sunlabel->infos[i].id == SUN_WHOLE_DISK | 582 | && sunlabel->infos[i].id == SUN_WHOLE_DISK |
583 | && !sunlabel->partitions[i].start_cylinder | 583 | && !sunlabel->partitions[i].start_cylinder |
584 | && (nsec = SUN_SSWAP32(sunlabel->partitions[i].num_sectors)) == heads * sectors * cylinders) | 584 | && (nsec = SUN_SSWAP32(sunlabel->partitions[i].num_sectors)) == g_heads * g_sectors * g_cylinders) |
585 | printf("If you want to maintain SunOS/Solaris compatibility, " | 585 | printf("If you want to maintain SunOS/Solaris compatibility, " |
586 | "consider leaving this\n" | 586 | "consider leaving this\n" |
587 | "partition as Whole disk (5), starting at 0, with %u " | 587 | "partition as Whole disk (5), starting at 0, with %u " |
@@ -631,8 +631,8 @@ sun_list_table(int xtra) | |||
631 | "%d extra sects/cyl, interleave %d:1\n" | 631 | "%d extra sects/cyl, interleave %d:1\n" |
632 | "%s\n" | 632 | "%s\n" |
633 | "Units = %s of %d * 512 bytes\n\n", | 633 | "Units = %s of %d * 512 bytes\n\n", |
634 | disk_device, heads, sectors, SUN_SSWAP16(sunlabel->rspeed), | 634 | disk_device, g_heads, g_sectors, SUN_SSWAP16(sunlabel->rspeed), |
635 | cylinders, SUN_SSWAP16(sunlabel->nacyl), | 635 | g_cylinders, SUN_SSWAP16(sunlabel->nacyl), |
636 | SUN_SSWAP16(sunlabel->pcylcount), | 636 | SUN_SSWAP16(sunlabel->pcylcount), |
637 | SUN_SSWAP16(sunlabel->sparecyl), | 637 | SUN_SSWAP16(sunlabel->sparecyl), |
638 | SUN_SSWAP16(sunlabel->ilfact), | 638 | SUN_SSWAP16(sunlabel->ilfact), |
@@ -642,14 +642,14 @@ sun_list_table(int xtra) | |||
642 | printf( | 642 | printf( |
643 | "\nDisk %s (Sun disk label): %d heads, %d sectors, %d cylinders\n" | 643 | "\nDisk %s (Sun disk label): %d heads, %d sectors, %d cylinders\n" |
644 | "Units = %s of %d * 512 bytes\n\n", | 644 | "Units = %s of %d * 512 bytes\n\n", |
645 | disk_device, heads, sectors, cylinders, | 645 | disk_device, g_heads, g_sectors, g_cylinders, |
646 | str_units(PLURAL), units_per_sector); | 646 | str_units(PLURAL), units_per_sector); |
647 | 647 | ||
648 | printf("%*s Flag Start End Blocks Id System\n", | 648 | printf("%*s Flag Start End Blocks Id System\n", |
649 | w + 1, "Device"); | 649 | w + 1, "Device"); |
650 | for (i = 0; i < partitions; i++) { | 650 | for (i = 0; i < g_partitions; i++) { |
651 | if (sunlabel->partitions[i].num_sectors) { | 651 | if (sunlabel->partitions[i].num_sectors) { |
652 | uint32_t start = SUN_SSWAP32(sunlabel->partitions[i].start_cylinder) * heads * sectors; | 652 | uint32_t start = SUN_SSWAP32(sunlabel->partitions[i].start_cylinder) * g_heads * g_sectors; |
653 | uint32_t len = SUN_SSWAP32(sunlabel->partitions[i].num_sectors); | 653 | uint32_t len = SUN_SSWAP32(sunlabel->partitions[i].num_sectors); |
654 | printf("%s %c%c %9ld %9ld %9ld%c %2x %s\n", | 654 | printf("%s %c%c %9ld %9ld %9ld%c %2x %s\n", |
655 | partname(disk_device, i+1, w), /* device */ | 655 | partname(disk_device, i+1, w), /* device */ |
@@ -684,7 +684,7 @@ static void | |||
684 | sun_set_xcyl(void) | 684 | sun_set_xcyl(void) |
685 | { | 685 | { |
686 | sunlabel->sparecyl = | 686 | sunlabel->sparecyl = |
687 | SUN_SSWAP16(read_int(0, SUN_SSWAP16(sunlabel->sparecyl), sectors, 0, | 687 | SUN_SSWAP16(read_int(0, SUN_SSWAP16(sunlabel->sparecyl), g_sectors, 0, |
688 | "Extra sectors per cylinder")); | 688 | "Extra sectors per cylinder")); |
689 | } | 689 | } |
690 | 690 | ||