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ahci: Ensure that bus mastering is set.

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Fixes ahci_test failing on several platforms.
This commit is contained in:
Vladimir Serbinenko 2015-07-28 01:51:14 +02:00
parent d3b464a7c0
commit 72fc110d95
1 changed files with 1 additions and 1 deletions
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2
grub-core/disk/ahci.c
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@ -195,7 +195,7 @@ grub_ahci_pciinit (grub_pci_device_t dev,
addr = grub_pci_make_address (dev, GRUB_PCI_REG_COMMAND);
grub_pci_write_word (addr, grub_pci_read_word (addr)
| GRUB_PCI_COMMAND_MEM_ENABLED);
| GRUB_PCI_COMMAND_MEM_ENABLED | GRUB_PCI_COMMAND_BUS_MASTER);
hba = grub_pci_device_map_range (dev, bar & GRUB_PCI_ADDR_MEM_MASK,
sizeof (*hba));