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From: | Philippe Mathieu-Daudé |
Subject: | Re: [RFC PATCH 13/40] hw/arm/bcm2836: Set mp-affinity property in realize |
Date: | Thu, 5 Jan 2023 22:48:41 +0100 |
User-agent: | Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 |
On 3/1/23 19:16, Richard Henderson wrote:
There was even a TODO comment that we ought to be using a cpu property, but we failed to update when the property was added. Use ARM_AFF1_SHIFT instead of the bare constant 8. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- hw/arm/bcm2836.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/hw/arm/bcm2836.c b/hw/arm/bcm2836.c index 24354338ca..abbb3689d0 100644 --- a/hw/arm/bcm2836.c +++ b/hw/arm/bcm2836.c @@ -130,8 +130,11 @@ static void bcm2836_realize(DeviceState *dev, Error **errp) qdev_get_gpio_in_named(DEVICE(&s->control), "gpu-fiq", 0));for (n = 0; n < BCM283X_NCPUS; n++) {- /* TODO: this should be converted to a property of ARM_CPU */ - s->cpu[n].core.mp_affinity = (bc->clusterid << 8) | n; + if (!object_property_set_int(OBJECT(&s->cpu[n].core), "mp-affinity", + (bc->clusterid << ARM_AFF1_SHIFT) | n, + errp)) { + return; + }/* set periphbase/CBAR value for CPU-local registers */if (!object_property_set_int(OBJECT(&s->cpu[n].core), "reset-cbar",
Eh I have almost the same patch locally: -- >8 -- $ git show 5f675655c844154f3760967296e82adf5d8d7c24 diff --git a/hw/arm/bcm2836.c b/hw/arm/bcm2836.c index 24354338ca..6f964a3b31 100644 --- a/hw/arm/bcm2836.c +++ b/hw/arm/bcm2836.c@@ -130,8 +130,8 @@ static void bcm2836_realize(DeviceState *dev, Error **errp)
qdev_get_gpio_in_named(DEVICE(&s->control), "gpu-fiq", 0)); for (n = 0; n < BCM283X_NCPUS; n++) { - /* TODO: this should be converted to a property of ARM_CPU */ - s->cpu[n].core.mp_affinity = (bc->clusterid << 8) | n; + object_property_set_int(OBJECT(&s->cpu[n].core), "mp-affinity", + (bc->clusterid << 8) | n, &error_abort); /* set periphbase/CBAR value for CPU-local registers */if (!object_property_set_int(OBJECT(&s->cpu[n].core), "reset-cbar",
--- Yours is better (ARM_AFF1_SHIFT & checks return value). Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
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