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fw_cfg: add API to find FW cfg object

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Remove some code duplication by adding a
function to look up the fw cfg file.
This way, we don't need to duplicate same strings everywhere.
Use by both fw cfg and pvpanic device.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2013-05-30 16:07:58 +03:00
parent 45936c8b79
commit 600c60b76d
3 changed files with 15 additions and 4 deletions
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2
include/hw/nvram/fw_cfg.h
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@ -73,6 +73,8 @@ void fw_cfg_add_file(FWCfgState *s, const char *filename, void *data,
FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
hwaddr crl_addr, hwaddr data_addr);
FWCfgState *fw_cfg_find(void);
#endif /* NO_QEMU_PROTOS */
#endif