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yaml --- r: 114206 b: refs/heads/master c: 06b8951 h: refs/heads/master v: v3
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Bartlomiej Zolnierkiewicz
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Oct 13, 2008
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,2 +1,2 @@ | ||
| --- | ||
| refs/heads/master: f87904898e91923a91b925078ac933f05076c7fd | ||
| refs/heads/master: 06b89518fa69fb7243dc98c31f9a9cfa61bfe788 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,129 @@ | ||
| #include <linux/kernel.h> | ||
| #include <linux/ide.h> | ||
| #include <linux/hdreg.h> | ||
|
|
||
| #include "ide-disk.h" | ||
|
|
||
| static int smart_enable(ide_drive_t *drive) | ||
| { | ||
| ide_task_t args; | ||
| struct ide_taskfile *tf = &args.tf; | ||
|
|
||
| memset(&args, 0, sizeof(ide_task_t)); | ||
| tf->feature = ATA_SMART_ENABLE; | ||
| tf->lbam = ATA_SMART_LBAM_PASS; | ||
| tf->lbah = ATA_SMART_LBAH_PASS; | ||
| tf->command = ATA_CMD_SMART; | ||
| args.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; | ||
| return ide_no_data_taskfile(drive, &args); | ||
| } | ||
|
|
||
| static int get_smart_data(ide_drive_t *drive, u8 *buf, u8 sub_cmd) | ||
| { | ||
| ide_task_t args; | ||
| struct ide_taskfile *tf = &args.tf; | ||
|
|
||
| memset(&args, 0, sizeof(ide_task_t)); | ||
| tf->feature = sub_cmd; | ||
| tf->nsect = 0x01; | ||
| tf->lbam = ATA_SMART_LBAM_PASS; | ||
| tf->lbah = ATA_SMART_LBAH_PASS; | ||
| tf->command = ATA_CMD_SMART; | ||
| args.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE; | ||
| args.data_phase = TASKFILE_IN; | ||
| (void) smart_enable(drive); | ||
| return ide_raw_taskfile(drive, &args, buf, 1); | ||
| } | ||
|
|
||
| static int proc_idedisk_read_cache | ||
| (char *page, char **start, off_t off, int count, int *eof, void *data) | ||
| { | ||
| ide_drive_t *drive = (ide_drive_t *) data; | ||
| char *out = page; | ||
| int len; | ||
|
|
||
| if (drive->dev_flags & IDE_DFLAG_ID_READ) | ||
| len = sprintf(out, "%i\n", drive->id[ATA_ID_BUF_SIZE] / 2); | ||
| else | ||
| len = sprintf(out, "(none)\n"); | ||
|
|
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| PROC_IDE_READ_RETURN(page, start, off, count, eof, len); | ||
| } | ||
|
|
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| static int proc_idedisk_read_capacity | ||
| (char *page, char **start, off_t off, int count, int *eof, void *data) | ||
| { | ||
| ide_drive_t*drive = (ide_drive_t *)data; | ||
| int len; | ||
|
|
||
| len = sprintf(page, "%llu\n", (long long)ide_disk_capacity(drive)); | ||
|
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| PROC_IDE_READ_RETURN(page, start, off, count, eof, len); | ||
| } | ||
|
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| static int proc_idedisk_read_smart(char *page, char **start, off_t off, | ||
| int count, int *eof, void *data, u8 sub_cmd) | ||
| { | ||
| ide_drive_t *drive = (ide_drive_t *)data; | ||
| int len = 0, i = 0; | ||
|
|
||
| if (get_smart_data(drive, page, sub_cmd) == 0) { | ||
| unsigned short *val = (unsigned short *) page; | ||
| char *out = (char *)val + SECTOR_SIZE; | ||
|
|
||
| page = out; | ||
| do { | ||
| out += sprintf(out, "%04x%c", le16_to_cpu(*val), | ||
| (++i & 7) ? ' ' : '\n'); | ||
| val += 1; | ||
| } while (i < SECTOR_SIZE / 2); | ||
| len = out - page; | ||
| } | ||
|
|
||
| PROC_IDE_READ_RETURN(page, start, off, count, eof, len); | ||
| } | ||
|
|
||
| static int proc_idedisk_read_sv | ||
| (char *page, char **start, off_t off, int count, int *eof, void *data) | ||
| { | ||
| return proc_idedisk_read_smart(page, start, off, count, eof, data, | ||
| ATA_SMART_READ_VALUES); | ||
| } | ||
|
|
||
| static int proc_idedisk_read_st | ||
| (char *page, char **start, off_t off, int count, int *eof, void *data) | ||
| { | ||
| return proc_idedisk_read_smart(page, start, off, count, eof, data, | ||
| ATA_SMART_READ_THRESHOLDS); | ||
| } | ||
|
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||
| ide_proc_entry_t ide_disk_proc[] = { | ||
| { "cache", S_IFREG|S_IRUGO, proc_idedisk_read_cache, NULL }, | ||
| { "capacity", S_IFREG|S_IRUGO, proc_idedisk_read_capacity, NULL }, | ||
| { "geometry", S_IFREG|S_IRUGO, proc_ide_read_geometry, NULL }, | ||
| { "smart_values", S_IFREG|S_IRUSR, proc_idedisk_read_sv, NULL }, | ||
| { "smart_thresholds", S_IFREG|S_IRUSR, proc_idedisk_read_st, NULL }, | ||
| { NULL, 0, NULL, NULL } | ||
| }; | ||
|
|
||
| ide_devset_rw_field(bios_cyl, bios_cyl); | ||
| ide_devset_rw_field(bios_head, bios_head); | ||
| ide_devset_rw_field(bios_sect, bios_sect); | ||
| ide_devset_rw_field(failures, failures); | ||
| ide_devset_rw_field(lun, lun); | ||
| ide_devset_rw_field(max_failures, max_failures); | ||
|
|
||
| const struct ide_proc_devset ide_disk_settings[] = { | ||
| IDE_PROC_DEVSET(acoustic, 0, 254), | ||
| IDE_PROC_DEVSET(address, 0, 2), | ||
| IDE_PROC_DEVSET(bios_cyl, 0, 65535), | ||
| IDE_PROC_DEVSET(bios_head, 0, 255), | ||
| IDE_PROC_DEVSET(bios_sect, 0, 63), | ||
| IDE_PROC_DEVSET(failures, 0, 65535), | ||
| IDE_PROC_DEVSET(lun, 0, 7), | ||
| IDE_PROC_DEVSET(max_failures, 0, 65535), | ||
| IDE_PROC_DEVSET(multcount, 0, 16), | ||
| IDE_PROC_DEVSET(nowerr, 0, 1), | ||
| IDE_PROC_DEVSET(wcache, 0, 1), | ||
| { 0 }, | ||
| }; |