[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v2 2/3] edu: mmio: allow mmio read dispatch accept 8
From: |
Li Qiang |
Subject: |
[Qemu-devel] [PATCH v2 2/3] edu: mmio: allow mmio read dispatch accept 8 bytes |
Date: |
Sat, 20 Apr 2019 09:14:45 -0700 |
The edu spec said when address >= 0x80, the MMIO area can
be accessed by 8 bytes.
Signed-off-by: Li Qiang <address@hidden>
---
hw/misc/edu.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/hw/misc/edu.c b/hw/misc/edu.c
index 65fc32b928..4018dddcb8 100644
--- a/hw/misc/edu.c
+++ b/hw/misc/edu.c
@@ -189,6 +189,10 @@ static uint64_t edu_mmio_read(void *opaque, hwaddr addr,
unsigned size)
return val;
}
+ if (addr >= 0x80 && size != 4 && size != 8) {
+ return val;
+ }
+
switch (addr) {
case 0x00:
val = 0x010000edu;
--
2.17.1
[Qemu-devel] [PATCH v2 2/3] edu: mmio: allow mmio read dispatch accept 8 bytes,
Li Qiang <=
[Qemu-devel] [PATCH v2 3/3] edu: uses uint64_t in dma operation, Li Qiang, 2019/04/20