From: Li Qiang <liq3ea@163.com>
To: jslaby@suse.cz, pbonzini@redhat.com
Cc: qemu-devel@nongnu.org, liq3ea@gmail.com, Li Qiang <liq3ea@163.com>
Subject: [Qemu-devel] [PATCH v2 3/3] edu: mmio: allow mmio read dispatch accept 8 bytes
Date: Sat, 20 Apr 2019 08:59:49 -0700 [thread overview]
Message-ID: <20190420155949.130968-4-liq3ea@163.com> (raw)
In-Reply-To: <20190420155949.130968-1-liq3ea@163.com>
The edu spec said when address >= 0x80, the MMIO area can
be accessed by 8 bytes.
Signed-off-by: Li Qiang <liq3ea@163.com>
---
Change since v1:
Fix format compile error on Windows
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
WARNING: multiple messages have this Message-ID (diff)
From: Li Qiang <liq3ea@163.com>
To: jslaby@suse.cz, pbonzini@redhat.com
Cc: Li Qiang <liq3ea@163.com>, liq3ea@gmail.com, qemu-devel@nongnu.org
Subject: [Qemu-devel] [PATCH v2 3/3] edu: mmio: allow mmio read dispatch accept 8 bytes
Date: Sat, 20 Apr 2019 08:59:49 -0700 [thread overview]
Message-ID: <20190420155949.130968-4-liq3ea@163.com> (raw)
Message-ID: <20190420155949.ULvyTeo0_eNctpW9-bWmQEZKVKEHtrbajJ7lhAKEoEk@z> (raw)
In-Reply-To: <20190420155949.130968-1-liq3ea@163.com>
The edu spec said when address >= 0x80, the MMIO area can
be accessed by 8 bytes.
Signed-off-by: Li Qiang <liq3ea@163.com>
---
Change since v1:
Fix format compile error on Windows
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
next prev parent reply other threads:[~2019-04-20 16:00 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-20 15:59 [Qemu-devel] [PATCH v2 0/3] hw: edu: some fixes Li Qiang
2019-04-20 15:59 ` Li Qiang
2019-04-20 15:59 ` [Qemu-devel] [PATCH v2 1/3] tests: fw_cfg: add splash time test case Li Qiang
2019-04-20 15:59 ` Li Qiang
2019-04-20 15:59 ` [Qemu-devel] [PATCH v2 2/3] edu: mmio: set 'max_access_size' to 8 Li Qiang
2019-04-20 15:59 ` Li Qiang
2019-04-20 15:59 ` Li Qiang [this message]
2019-04-20 15:59 ` [Qemu-devel] [PATCH v2 3/3] edu: mmio: allow mmio read dispatch accept 8 bytes Li Qiang
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