Thread (129 messages) 129 messages, 17 authors, 2014-08-21

[PATCH 08/19] ACPI / table: Print GIC information when MADT is parsed

From: Sudeep Holla <hidden>
Date: 2014-07-30 18:21:10
Also in: linux-acpi, lkml


On 24/07/14 14:00, Hanjun Guo wrote:
quoted hunk ↗ jump to hunk
When MADT is parsed, print GIC information to make the boot
log look pretty.

Signed-off-by: Hanjun Guo <redacted>
Signed-off-by: Tomasz Nowicki <redacted>
---
  drivers/acpi/tables.c |   39 ++++++++++++++++++++++++++++++++++++++-
  1 file changed, 38 insertions(+), 1 deletion(-)
diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c
index 6d5a6cd..8bb8159 100644
--- a/drivers/acpi/tables.c
+++ b/drivers/acpi/tables.c
@@ -183,6 +183,44 @@ void 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;
+			pr_info("GICC (acpi_id[0x%04x] cpu_address[0x%08llx] MPDIR[0x%llx] %s)\n",
What exactly does cpu_address mean ? Better s/cpu_address/address
+				p->uid, p->base_address, p->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;
+			pr_info("GIC Distributor (id[0x%04x] address[0x%08llx] gsi_base[%d])\n",
+				p->gic_id, p->base_address, p->global_irq_base);
+		}
+		break;
+
+	case ACPI_MADT_TYPE_GIC_MSI_FRAME:
+		{
+			struct acpi_madt_gic_msi_frame *p =
+				(struct acpi_madt_gic_msi_frame *)header;
+			pr_info("GIC MSI Frame (address[0x%08llx] msi_fame_id[%d])\n",
+				p->base_address, p->gic_msi_frame_id);
+		}
+		break;
+
+	case ACPI_MADT_TYPE_GIC_REDISTRIBUTOR:
+		{
+			struct acpi_madt_gic_redistributor *p =
+				(struct acpi_madt_gic_redistributor *)header;
+			pr_info("GIC Redistributor (address[0x%08llx] region_size[0x%x])\n",
+				p->base_address, p->region_size);
+		}
+		break;
+
You may need to rework on the variable names when you rebase on ACPICA 
20140724

Regards,
Sudeep
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