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Diffstat (limited to 'arch/x86/kernel/devicetree.c')
-rw-r--r--arch/x86/kernel/devicetree.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/arch/x86/kernel/devicetree.c b/arch/x86/kernel/devicetree.c
index e90f08458e6..9aeb78a23de 100644
--- a/arch/x86/kernel/devicetree.c
+++ b/arch/x86/kernel/devicetree.c
@@ -13,6 +13,7 @@
#include <linux/slab.h>
#include <linux/pci.h>
#include <linux/of_pci.h>
+#include <linux/initrd.h>
#include <asm/hpet.h>
#include <asm/irq_controller.h>
@@ -98,6 +99,16 @@ void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
return __alloc_bootmem(size, align, __pa(MAX_DMA_ADDRESS));
}
+#ifdef CONFIG_BLK_DEV_INITRD
+void __init early_init_dt_setup_initrd_arch(unsigned long start,
+ unsigned long end)
+{
+ initrd_start = (unsigned long)__va(start);
+ initrd_end = (unsigned long)__va(end);
+ initrd_below_start_ok = 1;
+}
+#endif
+
void __init add_dtb(u64 data)
{
initial_dtb = data + offsetof(struct setup_data, data);
@@ -369,6 +380,7 @@ static struct of_ioapic_type of_ioapic_type[] =
static int ioapic_xlate(struct irq_domain *id, const u32 *intspec, u32 intsize,
u32 *out_hwirq, u32 *out_type)
{
+ struct mp_ioapic_gsi *gsi_cfg;
struct io_apic_irq_attr attr;
struct of_ioapic_type *it;
u32 line, idx, type;
@@ -378,7 +390,8 @@ static int ioapic_xlate(struct irq_domain *id, const u32 *intspec, u32 intsize,
line = *intspec;
idx = (u32) id->priv;
- *out_hwirq = line + mp_gsi_routing[idx].gsi_base;
+ gsi_cfg = mp_ioapic_gsi_routing(idx);
+ *out_hwirq = line + gsi_cfg->gsi_base;
intspec++;
type = *intspec;
@@ -407,7 +420,7 @@ static void __init ioapic_add_ofnode(struct device_node *np)
}
for (i = 0; i < nr_ioapics; i++) {
- if (r.start == mp_ioapics[i].apicaddr) {
+ if (r.start == mpc_ioapic_addr(i)) {
struct irq_domain *id;
id = kzalloc(sizeof(*id), GFP_KERNEL);