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Fix the issue that consplitter should not touch ConIn variable & do ConIn connection

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Signed-off-by: Chao Zhang <chao.b.zhang@intel.com>
Reviewed-by  : Hot Tian <hot.tian@intel.com>
Reviewed-by  : Ni, Ruiyu <ruiyu.ni@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13644 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
czhang46
2012-08-17 07:36:56 +00:00
parent db1126d218
commit bc79c731b4
4 changed files with 245 additions and 97 deletions
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49
IntelFrameworkModulePkg/Include/Library/GenericBdsLib.h
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@ -386,9 +386,10 @@ BdsLibConnectAll (
);
/**
This function creates all handles associated with the given device
path node. If the handle associated with one device path node cannot
be created, then it tries to execute the dispatch to load the missing drivers.
This function will create all handles associate with every device
path node. If the handle associate with one device path node can not
be created successfully, then still give chance to do the dispatch,
which load the missing drivers if possible.
@param DevicePathToConnect The device path to be connected. Can be
a multi-instance device path.
@ -507,17 +508,21 @@ BdsLibUpdateConsoleVariable (
);
/**
Connect the console device base on the variable ConVarName. If
ConVarName is a multi-instance device path, and at least one
instance connects successfully, then this function
Connect the console device base on the variable ConVarName, if
device path of the ConVarName is multi-instance device path and
anyone of the instances is connected success, then this function
will return success.
If the handle associate with one device path node can not
be created successfully, then still give chance to do the dispatch,
which load the missing drivers if possible.
@param ConVarName The console related variable name: ConIn, ConOut,
@param ConVarName Console related variable name, ConIn, ConOut,
ErrOut.
@retval EFI_NOT_FOUND No console devices were connected successfully
@retval EFI_SUCCESS Connected at least one instance of the console
device path based on the variable ConVarName.
@retval EFI_NOT_FOUND There is not any console devices connected
success
@retval EFI_SUCCESS Success connect any one instance of the console
device path base on the variable ConVarName.
**/
EFI_STATUS
@ -526,6 +531,30 @@ BdsLibConnectConsoleVariable (
IN CHAR16 *ConVarName
);
/**
Connect the console device base on the variable ConVarName, if
device path of the ConVarName is multi-instance device path and
anyone of the instances is connected success, then this function
will return success.
Dispatch service is not called when the handle associate with one
device path node can not be created successfully. Here no driver
dependency is assumed exist, so need not to call this service.
@param ConVarName Console related variable name, ConIn, ConOut,
ErrOut.
@retval EFI_NOT_FOUND There is not any console devices connected
success
@retval EFI_SUCCESS Success connect any one instance of the console
device path base on the variable ConVarName.
**/
EFI_STATUS
EFIAPI
BdsLibConnectConsoleVariableWithOutDispatch (
IN CHAR16 *ConVarName
);
//
// Bds device path related lib functions
//