forked from Minki/linux
x86, amd: Extend AMD northbridge caching code to support "Link Control" devices
"Link Control" devices (NB function 4) will be used by L3 cache partitioning on family 0x15. Signed-off-by: Hans Rosenfeld <hans.rosenfeld@amd.com> Cc: <andreas.herrmann3@amd.com> LKML-Reference: <1295881543-572552-4-git-send-email-hans.rosenfeld@amd.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
parent
b453de02b7
commit
41b2610c34
@ -26,6 +26,7 @@ extern void amd_get_nodes(struct bootnode *nodes);
|
||||
|
||||
struct amd_northbridge {
|
||||
struct pci_dev *misc;
|
||||
struct pci_dev *link;
|
||||
};
|
||||
|
||||
struct amd_northbridge_info {
|
||||
|
@ -20,6 +20,11 @@ struct pci_device_id amd_nb_misc_ids[] = {
|
||||
};
|
||||
EXPORT_SYMBOL(amd_nb_misc_ids);
|
||||
|
||||
static struct pci_device_id amd_nb_link_ids[] = {
|
||||
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_15H_NB_LINK) },
|
||||
{}
|
||||
};
|
||||
|
||||
const struct amd_nb_bus_dev_range amd_nb_bus_dev_ranges[] __initconst = {
|
||||
{ 0x00, 0x18, 0x20 },
|
||||
{ 0xff, 0x00, 0x20 },
|
||||
@ -45,7 +50,7 @@ int amd_cache_northbridges(void)
|
||||
{
|
||||
int i = 0;
|
||||
struct amd_northbridge *nb;
|
||||
struct pci_dev *misc;
|
||||
struct pci_dev *misc, *link;
|
||||
|
||||
if (amd_nb_num())
|
||||
return 0;
|
||||
@ -64,10 +69,12 @@ int amd_cache_northbridges(void)
|
||||
amd_northbridges.nb = nb;
|
||||
amd_northbridges.num = i;
|
||||
|
||||
misc = NULL;
|
||||
link = misc = NULL;
|
||||
for (i = 0; i != amd_nb_num(); i++) {
|
||||
node_to_amd_nb(i)->misc = misc =
|
||||
next_northbridge(misc, amd_nb_misc_ids);
|
||||
node_to_amd_nb(i)->link = link =
|
||||
next_northbridge(link, amd_nb_link_ids);
|
||||
}
|
||||
|
||||
/* some CPU families (e.g. family 0x11) do not support GART */
|
||||
|
@ -518,6 +518,7 @@
|
||||
#define PCI_DEVICE_ID_AMD_11H_NB_MISC 0x1303
|
||||
#define PCI_DEVICE_ID_AMD_11H_NB_LINK 0x1304
|
||||
#define PCI_DEVICE_ID_AMD_15H_NB_MISC 0x1603
|
||||
#define PCI_DEVICE_ID_AMD_15H_NB_LINK 0x1604
|
||||
#define PCI_DEVICE_ID_AMD_CNB17H_F3 0x1703
|
||||
#define PCI_DEVICE_ID_AMD_LANCE 0x2000
|
||||
#define PCI_DEVICE_ID_AMD_LANCE_HOME 0x2001
|
||||
|
Loading…
Reference in New Issue
Block a user