diff mbox series

[V3,04/20] ACPI: tables: Print RINTC information when MADT is parsed

Message ID 20230303133647.845095-5-sunilvl@ventanamicro.com (mailing list archive)
State Superseded
Headers show
Series Add basic ACPI support for RISC-V | expand

Checks

Context Check Description
conchuod/tree_selection fail Failed to apply to next/pending-fixes or riscv/for-next

Commit Message

Sunil V L March 3, 2023, 1:36 p.m. UTC 
When MADT is parsed, print RINTC information as below:

ACPI: RISC-V INTC (acpi_uid[0x0000] hart_id[0x0] enabled)
ACPI: RISC-V INTC (acpi_uid[0x0001] hart_id[0x1] enabled)
...
ACPI: RISC-V INTC (acpi_uid[0x000f] hart_id[0xf] enabled)

This debug information will be very helpful during bring up.

Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
 drivers/acpi/tables.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

Comments

Andrew Jones March 3, 2023, 2:58 p.m. UTC | #1 
On Fri, Mar 03, 2023 at 07:06:31PM +0530, Sunil V L wrote:
> When MADT is parsed, print RINTC information as below:
> 
> ACPI: RISC-V INTC (acpi_uid[0x0000] hart_id[0x0] enabled)
> ACPI: RISC-V INTC (acpi_uid[0x0001] hart_id[0x1] enabled)
> ...
> ACPI: RISC-V INTC (acpi_uid[0x000f] hart_id[0xf] enabled)
> 
> This debug information will be very helpful during bring up.
> 
> Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> ---
>  drivers/acpi/tables.c | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c
> index 7b4680da57d7..8ab0a82b4da4 100644
> --- a/drivers/acpi/tables.c
> +++ b/drivers/acpi/tables.c
> @@ -220,6 +220,16 @@ void acpi_table_print_madt_entry(struct acpi_subtable_header *header)
>  		}
>  		break;
>  
> +	case ACPI_MADT_TYPE_RINTC:
> +		{
> +			struct acpi_madt_rintc *p = (struct acpi_madt_rintc *)header;
> +
> +			pr_debug("RISC-V INTC (acpi_uid[0x%04x] hart_id[0x%llx] %s)\n",
> +				 p->uid, p->hart_id,
> +				 (p->flags & ACPI_MADT_ENABLED) ? "enabled" : "disabled");
> +		}
> +		break;
> +
>  	default:
>  		pr_warn("Found unsupported MADT entry (type = 0x%x)\n",
>  			header->type);
> -- 
> 2.34.1
>

Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
diff mbox series

Patch

diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c
index 7b4680da57d7..8ab0a82b4da4 100644
--- a/drivers/acpi/tables.c
+++ b/drivers/acpi/tables.c
@@ -220,6 +220,16 @@  void acpi_table_print_madt_entry(struct acpi_subtable_header *header)
 		}
 		break;
 
+	case ACPI_MADT_TYPE_RINTC:
+		{
+			struct acpi_madt_rintc *p = (struct acpi_madt_rintc *)header;
+
+			pr_debug("RISC-V INTC (acpi_uid[0x%04x] hart_id[0x%llx] %s)\n",
+				 p->uid, p->hart_id,
+				 (p->flags & ACPI_MADT_ENABLED) ? "enabled" : "disabled");
+		}
+		break;
+
 	default:
 		pr_warn("Found unsupported MADT entry (type = 0x%x)\n",
 			header->type);