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fw_cfg: add fw_cfg_machine_reset function

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We must assure that the changed bootindex can take effect
when guest is rebooted. So we introduce fw_cfg_machine_reset(),
which change the fw_cfg file's bootindex data using the new
global fw_boot_order list.

Signed-off-by: Chenliang <chenliang88@huawei.com>
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gonglei 2014-10-07 16:00:08 +08:00 • committed by Gerd Hoffmann
parent 9d27572d62
commit bdbb5b1706
2 changed files with 54 additions and 3 deletions
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2
include/hw/nvram/fw_cfg.h
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@ -76,6 +76,8 @@ void fw_cfg_add_file(FWCfgState *s, const char *filename, void *data,
void fw_cfg_add_file_callback(FWCfgState *s, const char *filename,
FWCfgReadCallback callback, void *callback_opaque,
void *data, size_t len);
void *fw_cfg_modify_file(FWCfgState *s, const char *filename, void *data,
size_t len);
FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
hwaddr crl_addr, hwaddr data_addr);