From: Jonathan Cameron <Jonathan.Cameron@huawei.com>
To: <qemu-devel@nongnu.org>, "Michael S . Tsirkin" <mst@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>, <linux-cxl@vger.kernel.org>,
<linuxarm@huawei.com>, <alex.bennee@linaro.org>,
Marcel Apfelbaum <marcel@redhat.com>,
Igor Mammedov <imammedo@redhat.com>,
Markus Armbruster <armbru@redhat.com>,
Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>,
"Adam Manzanares" <a.manzanares@samsung.com>,
Tong Zhang <ztong0001@gmail.com>,
"Ben Widawsky" <ben.widawsky@intel.com>,
Shameerali Kolothum Thodi <shameerali.kolothum.thodi@huawei.com>
Subject: [PATCH] hw/cxl: Fix missing write mask for HDM decoder target list registers
Date: Tue, 31 May 2022 13:39:53 +0100 [thread overview]
Message-ID: <20220531123953.17582-1-Jonathan.Cameron@huawei.com> (raw)
Without being able to write these registers, no interleaving is possible.
More refined checks of HDM register state on commit to follow.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
hw/cxl/cxl-component-utils.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/hw/cxl/cxl-component-utils.c b/hw/cxl/cxl-component-utils.c
index 7985c9bfca..993248b5c0 100644
--- a/hw/cxl/cxl-component-utils.c
+++ b/hw/cxl/cxl-component-utils.c
@@ -174,6 +174,8 @@ static void hdm_init_common(uint32_t *reg_state, uint32_t *write_msk)
write_msk[R_CXL_HDM_DECODER0_SIZE_LO + i * 0x20] = 0xf0000000;
write_msk[R_CXL_HDM_DECODER0_SIZE_HI + i * 0x20] = 0xffffffff;
write_msk[R_CXL_HDM_DECODER0_CTRL + i * 0x20] = 0x13ff;
+ write_msk[R_CXL_HDM_DECODER0_TARGET_LIST_LO + i * 0x20] = 0xffffffff;
+ write_msk[R_CXL_HDM_DECODER0_TARGET_LIST_HI + i * 0x20] = 0xffffffff;
}
}
--
2.32.0
next reply other threads:[~2022-05-31 12:39 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-31 12:39 Jonathan Cameron [this message]
2022-06-06 17:39 ` [PATCH] hw/cxl: Fix missing write mask for HDM decoder target list registers Ben Widawsky
2022-06-07 10:42 ` Jonathan Cameron
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