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improved lspci

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2009-11-02 23:44:22 +01:00
parent 4f9dfb3701
commit cdef0f7f52
1 changed files with 42 additions and 0 deletions
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42
commands/lspci.c
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@ -84,6 +84,7 @@ static const struct grub_pci_classname grub_pci_classes[] =
{ 11, 0x30, "MIPS Processor" },
{ 11, 0x40, "Co-Processor" },
{ 11, 0x80, "Unknown Processor" },
{ 12, 3, "USB Controller" },
{ 12, 0x80, "Serial Bus Controller" },
{ 13, 0x80, "Wireless Controller" },
{ 14, 0, "I2O" },
@ -120,6 +121,7 @@ grub_lspci_iter (int bus, int dev, int func, grub_pci_id_t pciid)
grub_uint32_t class;
const char *sclass;
grub_pci_address_t addr;
int i, reg;
grub_printf ("%02x:%02x.%x %04x:%04x", bus, dev, func, pciid & 0xFFFF,
pciid >> 16);
@ -142,6 +144,46 @@ grub_lspci_iter (int bus, int dev, int func, grub_pci_id_t pciid)
grub_printf ("\n");
reg = 4;
for (i = 0; i < 6; i++)
{
grub_uint64_t space;
addr = grub_pci_make_address (dev, reg);
space = grub_pci_read (addr);
reg++;
if (space == 0)
continue;
switch (space & GRUB_PCI_ADDR_SPACE_MASK)
{
case GRUB_PCI_ADDR_SPACE_IO:
grub_printf ("IO space %d at 0x%llx\n", i,
(unsigned long long) (space & GRUB_PCI_ADDR_IO_MASK));
break;
case GRUB_PCI_ADDR_SPACE_MEMORY:
if ((space & GRUB_PCI_ADDR_MEM_TYPE_MASK)
== GRUB_PCI_ADDR_MEM_TYPE_64)
{
space |= grub_pci_make_address (dev, reg);
reg++;
grub_printf ("64-bit memory space %d at 0x%16llx [%s]\n", i,
(unsigned long long) (space & GRUB_PCI_ADDR_MEM_MASK),
space & GRUB_PCI_ADDR_MEM_PREFETCH
? "prefetchable" : "non-prefetchable");
}
else
grub_printf ("32-bit memory space %d at 0x%16llx [%s]\n", i,
(unsigned long long) (space & GRUB_PCI_ADDR_MEM_MASK),
space & GRUB_PCI_ADDR_MEM_PREFETCH
? "prefetchable" : "non-prefetchable");
break;
}
}
return 0;
}