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| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2008-04-27 15:38:29 +0200 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2008-04-27 15:38:29 +0200 |
| commit | ebae41a5a0583fb732c41445df4ac2c41016df74 (patch) | |
| tree | 0896acda21576aabf92ff7e7b4b99fac26d9f007 /drivers/ide/pci/cmd640.c | |
| parent | 10569713c78f3c499745651aebc90b0d1c454c28 (diff) | |
| download | talos-op-linux-ebae41a5a0583fb732c41445df4ac2c41016df74.tar.gz talos-op-linux-ebae41a5a0583fb732c41445df4ac2c41016df74.zip | |
ide: add "vlb|pci_clock=" parameter
* Add "vlb_clock=" parameter for specifying VLB clock frequency (in MHz).
* Add "pci_clock=" parameter for specifying PCI bus clock frequency (in MHz).
While at it:
* qd65xx.c: rename {active,recovery}_cycle variables to {act,rec}_cyc.
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/pci/cmd640.c')
| -rw-r--r-- | drivers/ide/pci/cmd640.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/ide/pci/cmd640.c b/drivers/ide/pci/cmd640.c index 0f6f11e69807..6e7a6faa480e 100644 --- a/drivers/ide/pci/cmd640.c +++ b/drivers/ide/pci/cmd640.c @@ -552,7 +552,14 @@ static void cmd640_set_mode(ide_drive_t *drive, unsigned int index, { int setup_time, active_time, recovery_time, clock_time; u8 setup_count, active_count, recovery_count, recovery_count2, cycle_count; - int bus_speed = system_bus_clock(); + int bus_speed; + + if (cmd640_vlb && ide_vlb_clk) + bus_speed = ide_vlb_clk; + else if (!cmd640_vlb && ide_pci_clk) + bus_speed = ide_pci_clk; + else + bus_speed = system_bus_clock(); if (pio_mode > 5) pio_mode = 5; |
