diff options
| author | Paul Mackerras <paulus@samba.org> | 2008-06-16 14:53:25 +1000 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2008-06-16 14:53:25 +1000 |
| commit | a9653cf540d407fb75deb3db65a1be6c81d53ee0 (patch) | |
| tree | 075fb79746f1d74443c9a9062e73c26a6266b05c /drivers/ide/ide-generic.c | |
| parent | e80ac32767d0f781ac195c472d500a7451d3729a (diff) | |
| parent | 066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff) | |
Merge branch 'linux-2.6' into merge
Diffstat (limited to 'drivers/ide/ide-generic.c')
| -rw-r--r-- | drivers/ide/ide-generic.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/ide/ide-generic.c b/drivers/ide/ide-generic.c index 9134488ac04..2d92214096a 100644 --- a/drivers/ide/ide-generic.c +++ b/drivers/ide/ide-generic.c @@ -22,6 +22,10 @@ #define DRV_NAME "ide_generic" +static int probe_mask = 0x03; +module_param(probe_mask, int, 0); +MODULE_PARM_DESC(probe_mask, "probe mask for legacy ISA IDE ports"); + static ssize_t store_add(struct class *cls, const char *buf, size_t n) { ide_hwif_t *hwif; @@ -89,6 +93,9 @@ static int __init ide_generic_init(void) u8 idx[MAX_HWIFS]; int i; + printk(KERN_INFO DRV_NAME ": please use \"probe_mask=0x3f\" module " + "parameter for probing all legacy ISA IDE ports\n"); + for (i = 0; i < MAX_HWIFS; i++) { ide_hwif_t *hwif; unsigned long io_addr = ide_default_io_base(i); @@ -96,7 +103,7 @@ static int __init ide_generic_init(void) idx[i] = 0xff; - if (io_addr) { + if ((probe_mask & (1 << i)) && io_addr) { if (!request_region(io_addr, 8, DRV_NAME)) { printk(KERN_ERR "%s: I/O resource 0x%lX-0x%lX " "not free.\n", |