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hpt366: write the full 4 bytes of ROM address, not just low 1 byte

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This is one heck of a confused driver.  It uses a byte write to a dword
register to enable a ROM resource that it doesn't even seem to be using.

"Lost and wandering in the desert of confusion"

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Linus Torvalds 2005-09-11 09:22:50 -07:00
parent aa7c3a119a
commit 9ec4ff421f
1 changed files with 6 additions and 2 deletions
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8
drivers/ide/pci/hpt366.c
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@ -1334,9 +1334,13 @@ static int __devinit init_hpt366(struct pci_dev *dev)
static unsigned int __devinit init_chipset_hpt366(struct pci_dev *dev, const char *name) static unsigned int __devinit init_chipset_hpt366(struct pci_dev *dev, const char *name)
{ {
int ret = 0; int ret = 0;
/* FIXME: Not portable */
/*
* FIXME: Not portable. Also, why do we enable the ROM in the first place?
* We don't seem to be using it.
*/
if (dev->resource[PCI_ROM_RESOURCE].start) if (dev->resource[PCI_ROM_RESOURCE].start)
pci_write_config_byte(dev, PCI_ROM_ADDRESS, pci_write_config_dword(dev, PCI_ROM_ADDRESS,
dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE); dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE);
pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, (L1_CACHE_BYTES / 4)); pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, (L1_CACHE_BYTES / 4));