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[SPARC64]: Negotiate hypervisor API for PCI services.

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Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2007-05-25 01:04:15 -07:00
parent 22d6a1cba3
commit e01c0d6d8c
1 changed files with 18 additions and 0 deletions
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18
arch/sparc64/kernel/pci_sun4v.c
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@ -27,6 +27,9 @@
#include "pci_sun4v.h" #include "pci_sun4v.h"
static unsigned long vpci_major = 1;
static unsigned long vpci_minor = 1;
#define PGLIST_NENTS (PAGE_SIZE / sizeof(u64)) #define PGLIST_NENTS (PAGE_SIZE / sizeof(u64))
struct iommu_batch { struct iommu_batch {
@ -1162,6 +1165,7 @@ static void pci_sun4v_pbm_init(struct pci_controller_info *p, struct device_node
void sun4v_pci_init(struct device_node *dp, char *model_name) void sun4v_pci_init(struct device_node *dp, char *model_name)
{ {
static int hvapi_negotiated = 0;
struct pci_controller_info *p; struct pci_controller_info *p;
struct pci_pbm_info *pbm; struct pci_pbm_info *pbm;
struct iommu *iommu; struct iommu *iommu;
@ -1170,6 +1174,20 @@ void sun4v_pci_init(struct device_node *dp, char *model_name)
u32 devhandle; u32 devhandle;
int i; int i;
if (!hvapi_negotiated++) {
int err = sun4v_hvapi_register(HV_GRP_PCI,
vpci_major,
&vpci_minor);
if (err) {
prom_printf("SUN4V_PCI: Could not register hvapi, "
"err=%d\n", err);
prom_halt();
}
printk("SUN4V_PCI: Registered hvapi major[%lu] minor[%lu]\n",
vpci_major, vpci_minor);
}
prop = of_find_property(dp, "reg", NULL); prop = of_find_property(dp, "reg", NULL);
regs = prop->value; regs = prop->value;