aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/memstick
diff options
context:
space:
mode:
authorAlex Dubov <oakad@yahoo.com>2008-03-10 14:43:41 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-03-10 21:01:18 -0400
commitefb2742e5ddd03197fcf066e2d2a75d36cf04fd1 (patch)
tree89a5f259ab7b966b6c0e7654318b0f8334e15d6a /drivers/memstick
parente4c70e8521c893fa96b14ed5d90d52fa37ac1dec (diff)
memstick: add support for decoding "specfile" media attributes
Signed-off-by: Alex Dubov <oakad@yahoo.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/memstick')
-rw-r--r--drivers/memstick/core/mspro_block.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c
index 00e74ea4dd51..2381c5d7275b 100644
--- a/drivers/memstick/core/mspro_block.c
+++ b/drivers/memstick/core/mspro_block.c
@@ -109,6 +109,17 @@ struct mspro_mbr {
109 unsigned int sectors_per_partition; 109 unsigned int sectors_per_partition;
110} __attribute__((packed)); 110} __attribute__((packed));
111 111
112struct mspro_specfile {
113 char name[8];
114 char ext[3];
115 unsigned char attr;
116 unsigned char reserved[10];
117 unsigned short time;
118 unsigned short date;
119 unsigned short cluster;
120 unsigned int size;
121} __attribute__((packed));
122
112struct mspro_devinfo { 123struct mspro_devinfo {
113 unsigned short cylinders; 124 unsigned short cylinders;
114 unsigned short heads; 125 unsigned short heads;
@@ -397,6 +408,41 @@ static ssize_t mspro_block_attr_show_mbr(struct device *dev,
397 return rc; 408 return rc;
398} 409}
399 410
411static ssize_t mspro_block_attr_show_specfile(struct device *dev,
412 struct device_attribute *attr,
413 char *buffer)
414{
415 struct mspro_sys_attr *x_attr = container_of(attr,
416 struct mspro_sys_attr,
417 dev_attr);
418 struct mspro_specfile *x_spfile = x_attr->data;
419 char name[9], ext[4];
420 ssize_t rc = 0;
421
422 memcpy(name, x_spfile->name, 8);
423 name[8] = 0;
424 memcpy(ext, x_spfile->ext, 3);
425 ext[3] = 0;
426
427 rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "name: %s\n", name);
428 rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "ext: %s\n", ext);
429 rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "attribute: %x\n",
430 x_spfile->attr);
431 rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "time: %d:%d:%d\n",
432 x_spfile->time >> 11,
433 (x_spfile->time >> 5) & 0x3f,
434 (x_spfile->time & 0x1f) * 2);
435 rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "date: %d-%d-%d\n",
436 (x_spfile->date >> 9) + 1980,
437 (x_spfile->date >> 5) & 0xf,
438 x_spfile->date & 0x1f);
439 rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "start cluster: %x\n",
440 x_spfile->cluster);
441 rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "size: %x\n",
442 x_spfile->size);
443 return rc;
444}
445
400static ssize_t mspro_block_attr_show_devinfo(struct device *dev, 446static ssize_t mspro_block_attr_show_devinfo(struct device *dev,
401 struct device_attribute *attr, 447 struct device_attribute *attr,
402 char *buffer) 448 char *buffer)
@@ -429,6 +475,9 @@ static sysfs_show_t mspro_block_attr_show(unsigned char tag)
429 return mspro_block_attr_show_modelname; 475 return mspro_block_attr_show_modelname;
430 case MSPRO_BLOCK_ID_MBR: 476 case MSPRO_BLOCK_ID_MBR:
431 return mspro_block_attr_show_mbr; 477 return mspro_block_attr_show_mbr;
478 case MSPRO_BLOCK_ID_SPECFILEVALUES1:
479 case MSPRO_BLOCK_ID_SPECFILEVALUES2:
480 return mspro_block_attr_show_specfile;
432 case MSPRO_BLOCK_ID_DEVINFO: 481 case MSPRO_BLOCK_ID_DEVINFO:
433 return mspro_block_attr_show_devinfo; 482 return mspro_block_attr_show_devinfo;
434 default: 483 default: