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Add PCI command activation to all PCI drivers as required for coreboot

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and maybe some other firmwares.
This commit is contained in:
Vladimir Serbinenko 2013-11-26 14:21:11 +01:00
parent 9208367d3f
commit 1e4b358720
7 changed files with 55 additions and 18 deletions
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11
grub-core/video/cirrus.c
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@ -248,11 +248,18 @@ find_card (grub_pci_device_t dev, grub_pci_id_t pciid, void *data)
if (((class >> 16) & 0xffff) != 0x0300 || pciid != 0x00b81013)
return 0;
*found = 1;
addr = grub_pci_make_address (dev, GRUB_PCI_REG_ADDRESS_REG0);
framebuffer.base = grub_pci_read (addr) & GRUB_PCI_ADDR_MEM_MASK;
if (!framebuffer.base)
return 0;
*found = 1;
/* Enable address spaces. */
addr = grub_pci_make_address (framebuffer.dev, GRUB_PCI_REG_COMMAND);
grub_pci_write (addr, 0x7);
framebuffer.dev = dev;
return 1;