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[Xen-devel] [PATCH v4 07/21] arm/acpi: Print GIC information when MADT is parsed



From: Shannon Zhao <shannon.zhao@xxxxxxxxxx>

When MADT is parsed, print GIC information to make the boot log look
pretty.

Signed-off-by: Hanjun Guo <hanjun.guo@xxxxxxxxxx>
Signed-off-by: Tomasz Nowicki <tomasz.nowicki@xxxxxxxxxx>
Signed-off-by: Shannon Zhao <shannon.zhao@xxxxxxxxxx>
---
V4: use PRIx64 instead of %llx
---
 xen/drivers/acpi/tables.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/xen/drivers/acpi/tables.c b/xen/drivers/acpi/tables.c
index 4e590de..84a290f 100644
--- a/xen/drivers/acpi/tables.c
+++ b/xen/drivers/acpi/tables.c
@@ -189,6 +189,28 @@ void __init acpi_table_print_madt_entry(struct 
acpi_subtable_header *header)
                }
                break;
 
+       case ACPI_MADT_TYPE_GENERIC_INTERRUPT:
+               {
+                       struct acpi_madt_generic_interrupt *p =
+                               (struct acpi_madt_generic_interrupt *)header;
+                       printk(KERN_INFO PREFIX
+                              "GICC (acpi_id[0x%04x] address[0x%"PRIx64"] 
MPIDR[0x%"PRIx64"] %s)\n",
+                              p->uid, p->base_address, p->arm_mpidr,
+                              (p->flags & ACPI_MADT_ENABLED) ? "enabled" : 
"disabled");
+
+               }
+               break;
+
+       case ACPI_MADT_TYPE_GENERIC_DISTRIBUTOR:
+               {
+                       struct acpi_madt_generic_distributor *p =
+                               (struct acpi_madt_generic_distributor *)header;
+                       printk(KERN_INFO PREFIX
+                              "GIC Distributor (gic_id[0x%04x] 
address[0x%"PRIx64"] gsi_base[%d])\n",
+                              p->gic_id, p->base_address, p->global_irq_base);
+               }
+               break;
+
        default:
                printk(KERN_WARNING PREFIX
                       "Found unsupported MADT entry (type = %#x)\n",
-- 
2.0.4



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