[v2] ppc/pnv: Add support for user created PHB3/PHB4 devices

[PATCH v2 01/19] ppc/pnv: Change the maximum of PHB3 devices for Power8NVL

Posted by Cédric Le Goater 4 years, 1 month ago

The POWER8 processors with a NVLink logic unit have 4 PHB3 devices per
chip.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
 hw/ppc/pnv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index 44ae41a9cb6b..6359bce549ca 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -1309,7 +1309,7 @@ static void pnv_chip_power8nvl_class_init(ObjectClass *klass, void *data)
 
     k->chip_cfam_id = 0x120d304980000000ull;  /* P8 Naples DD1.0 */
     k->cores_mask = POWER8_CORE_MASK;
-    k->num_phbs = 3;
+    k->num_phbs = 4;
     k->core_pir = pnv_chip_core_pir_p8;
     k->intc_create = pnv_chip_power8_intc_create;
     k->intc_reset = pnv_chip_power8_intc_reset;
-- 
2.31.1

Re: [PATCH v2 01/19] ppc/pnv: Change the maximum of PHB3 devices for Power8NVL

Posted by Daniel Henrique Barboza 4 years, 1 month ago


On 12/13/21 10:28, Cédric Le Goater wrote:
> The POWER8 processors with a NVLink logic unit have 4 PHB3 devices per
> chip.
> 
> Signed-off-by: Cédric Le Goater <clg@kaod.org>
> ---

Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>

>   hw/ppc/pnv.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
> index 44ae41a9cb6b..6359bce549ca 100644
> --- a/hw/ppc/pnv.c
> +++ b/hw/ppc/pnv.c
> @@ -1309,7 +1309,7 @@ static void pnv_chip_power8nvl_class_init(ObjectClass *klass, void *data)
>   
>       k->chip_cfam_id = 0x120d304980000000ull;  /* P8 Naples DD1.0 */
>       k->cores_mask = POWER8_CORE_MASK;
> -    k->num_phbs = 3;
> +    k->num_phbs = 4;
>       k->core_pir = pnv_chip_core_pir_p8;
>       k->intc_create = pnv_chip_power8_intc_create;
>       k->intc_reset = pnv_chip_power8_intc_reset;
>