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X-Received-From: 2a00:1450:4864:20::433 Subject: [Qemu-devel] [PULL 45/79] fw_cfg_mem: add read memory region callback X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Li Qiang Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDMRC_1 RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Li Qiang Signed-off-by: Li Qiang Message-Id: <20180912160118.21158-2-liq3ea@163.com> Signed-off-by: Paolo Bonzini --- hw/nvram/fw_cfg.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/hw/nvram/fw_cfg.c b/hw/nvram/fw_cfg.c index d79a568..6de7809 100644 --- a/hw/nvram/fw_cfg.c +++ b/hw/nvram/fw_cfg.c @@ -434,6 +434,11 @@ static bool fw_cfg_data_mem_valid(void *opaque, hwaddr= addr, return addr =3D=3D 0; } =20 +static uint64_t fw_cfg_ctl_mem_read(void *opaque, hwaddr addr, unsigned si= ze) +{ + return 0; +} + static void fw_cfg_ctl_mem_write(void *opaque, hwaddr addr, uint64_t value, unsigned size) { @@ -468,6 +473,7 @@ static bool fw_cfg_comb_valid(void *opaque, hwaddr addr, } =20 static const MemoryRegionOps fw_cfg_ctl_mem_ops =3D { + .read =3D fw_cfg_ctl_mem_read, .write =3D fw_cfg_ctl_mem_write, .endianness =3D DEVICE_BIG_ENDIAN, .valid.accepts =3D fw_cfg_ctl_mem_valid, --=20 1.8.3.1