diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2000-04-28 01:09:25 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2000-04-28 01:09:25 +0000 |
| commit | b9ba7aeb165cffecdffb60aec8c3fa8d590d9ca9 (patch) | |
| tree | 42d07b0c7246ae2536a702e7c5de9e2732341116 /Documentation/sx.txt | |
| parent | 7406b0a326f2d70ade2671c37d1beef62249db97 (diff) | |
Merge with 2.3.99-pre6.
Diffstat (limited to 'Documentation/sx.txt')
| -rw-r--r-- | Documentation/sx.txt | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/Documentation/sx.txt b/Documentation/sx.txt index f924f39bd..9d9dafc42 100644 --- a/Documentation/sx.txt +++ b/Documentation/sx.txt @@ -175,8 +175,13 @@ You can specify several parameters: works). sx_irqmask: The mask of allowable IRQs to use. I suggest you set - this to 0 (disable IRQs all together) and use polling if - the assignment of IRQs becomes problematic. + this to 0 (disable IRQs all together) and use polling if + the assignment of IRQs becomes problematic. This is defined + as the sum of (1 << irq) 's that you want to allow. So + sx_irqmask of 8 (1 << 3) specifies that only irq 3 may + be used by the SX driver. If you want to specify to the + driver: "Either irq 11 or 12 is ok for you to use", then + specify (1 << 11) | (1 << 12) = 0x1800 . sx_debug: You can enable different sorts of debug traces with this. At "-1" all debugging traces are active. You'll get several |