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[Qemu-devel] [PATCH v3 1/3] edu: mmio: allow 64-bit access
From: |
Li Qiang |
Subject: |
[Qemu-devel] [PATCH v3 1/3] edu: mmio: allow 64-bit access |
Date: |
Mon, 22 Apr 2019 07:11:54 -0700 |
The edu spec says the MMIO area can be accessed by 64-bit.
However currently the 'max_access_size' is not so the MMIO
access dispatch can only access 32-bit one time. This patch fixes
this to respect the spec.
Signed-off-by: Li Qiang <address@hidden>
Reviewed-by: Philippe Mathieu-Daude <address@hidden>
---
hw/misc/edu.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/hw/misc/edu.c b/hw/misc/edu.c
index 91af452c9e..65fc32b928 100644
--- a/hw/misc/edu.c
+++ b/hw/misc/edu.c
@@ -289,6 +289,15 @@ static const MemoryRegionOps edu_mmio_ops = {
.read = edu_mmio_read,
.write = edu_mmio_write,
.endianness = DEVICE_NATIVE_ENDIAN,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 8,
+ },
+ .impl = {
+ .min_access_size = 4,
+ .max_access_size = 8,
+ },
+
};
/*
--
2.17.1