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Clean up BootMaint module in BdsDxe.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5446 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qwang12
2008-07-10 10:30:43 +00:00
parent 0581905abb
commit 744fc75819
12 changed files with 285 additions and 364 deletions
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208
MdeModulePkg/Universal/BdsDxe/BootMaint/BBSsupport.c
View File

@@ -24,32 +24,32 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
the entire string is translated.
@param a Pointer to input Ascii string.
@param AStr Pointer to input Ascii string.
@param Size The number of characters to translate.
@param u Pointer to output Unicode string buffer.
@param UStr Pointer to output Unicode string buffer.
@return None
**/
VOID
AsciiToUnicodeSize (
IN UINT8 *a,
IN UINT8 *AStr,
IN UINTN Size,
OUT UINT16 *u
OUT UINT16 *UStr
)
{
UINTN i;
UINTN Idx;
i = 0;
while (a[i] != 0) {
u[i] = (CHAR16) a[i];
if (i == Size) {
Idx = 0;
while (AStr[Idx] != 0) {
UStr[Idx] = (CHAR16) AStr[Idx];
if (Idx == Size) {
break;
}
i++;
Idx++;
}
u[i] = 0;
UStr[Idx] = 0;
}
/**
@@ -85,14 +85,14 @@ UnicodeToAscii (
}
/**
EDES_TODO: Add function description.
Build Legacy Device Name String according.
@param CurBBSEntry EDES_TODO: Add parameter description
@param Index EDES_TODO: Add parameter description
@param BufSize EDES_TODO: Add parameter description
@param BootString EDES_TODO: Add parameter description
@param CurBBSEntry BBS Table.
@param Index Index.
@param BufSize The buffer size.
@param BootString The output string.
@return EDES_TODO: Add description for return value
@return VOID No output.
**/
VOID
@@ -106,7 +106,7 @@ BdsBuildLegacyDevNameString (
CHAR16 *Fmt;
CHAR16 *Type;
UINT8 *StringDesc;
CHAR16 temp[80];
CHAR16 Temp[80];
switch (Index) {
//
@@ -184,9 +184,9 @@ BdsBuildLegacyDevNameString (
//
// Only get fisrt 32 characters, this is suggested by BBS spec
//
AsciiToUnicodeSize (StringDesc, 32, temp);
AsciiToUnicodeSize (StringDesc, 32, Temp);
Fmt = L"%s";
Type = temp;
Type = Temp;
}
//
@@ -386,13 +386,14 @@ BdsCreateLegacyBootOption (
}
/**
EDES_TODO: Add function description.
Check if the boot option is a legacy one.
@param BootOptionVar EDES_TODO: Add parameter description
@param BbsEntry EDES_TODO: Add parameter description
@param BbsIndex EDES_TODO: Add parameter description
@param BootOptionVar The boot option data payload.
@param BbsEntry The BBS Table.
@param BbsIndex The table index.
@return EDES_TODO: Add description for return value
@retval TRUE It is a legacy boot option.
@retval FALSE It is not a legacy boot option.
**/
BOOLEAN
@@ -427,68 +428,16 @@ BdsIsLegacyBootOption (
return Ret;
}
/**
Delete boot option specified by OptionNumber and adjust the boot order.
@param OptionNumber The boot option to be deleted.
@param BootOrder Boot order list to be adjusted by remove this boot option.
@param BootOrderSize The size of Boot order list will be modified.
@retval EFI_SUCCESS The boot option is deleted successfully.
**/
EFI_STATUS
EFIAPI
BdsDeleteBootOption (
IN UINTN OptionNumber,
IN OUT UINT16 *BootOrder,
IN OUT UINTN *BootOrderSize
)
{
UINT16 BootOption[100];
UINTN Index;
EFI_STATUS Status;
UINTN Index2Del;
Status = EFI_SUCCESS;
Index2Del = 0;
UnicodeSPrint (BootOption, sizeof (BootOption), L"Boot%04x", OptionNumber);
Status = EfiLibDeleteVariable (BootOption, &gEfiGlobalVariableGuid);
//
// adjust boot order array
//
for (Index = 0; Index < *BootOrderSize / sizeof (UINT16); Index++) {
if (BootOrder[Index] == OptionNumber) {
Index2Del = Index;
break;
}
}
if (Index != *BootOrderSize / sizeof (UINT16)) {
for (Index = 0; Index < *BootOrderSize / sizeof (UINT16) - 1; Index++) {
if (Index >= Index2Del) {
BootOrder[Index] = BootOrder[Index + 1];
}
}
*BootOrderSize -= sizeof (UINT16);
}
return Status;
}
/**
Delete all the invalid legacy boot options.
@retval EFI_SUCCESS All invalide legacy boot options are deleted.
@retval EFI_OUT_OF_RESOURCES Fail to allocate necessary memory.
@retval EFI_NOT_FOUND Fail to retrive variable of boot order.
**/
EFI_STATUS
EFIAPI
BdsDeleteAllInvalidLegacyBootOptions (
VOID
)
@@ -613,16 +562,17 @@ BdsDeleteAllInvalidLegacyBootOptions (
}
/**
EDES_TODO: Add function description.
Find all legacy boot option by device type.
@param BootOrder EDES_TODO: Add parameter description
@param BootOptionNum EDES_TODO: Add parameter description
@param DevType EDES_TODO: Add parameter description
@param Attribute EDES_TODO: Add parameter description
@param BbsIndex EDES_TODO: Add parameter description
@param OptionNumber EDES_TODO: Add parameter description
@param BootOrder The boot order array.
@param BootOptionNum The number of boot option.
@param DevType Device type.
@param Attribute The boot option attribute.
@param BbsIndex The BBS table index.
@param OptionNumber The boot option index.
@return EDES_TODO: Add description for return value
@retval TRUE The Legacy boot option is found.
@retval FALSE The legacy boot option is not found.
**/
BOOLEAN
@@ -683,14 +633,16 @@ BdsFindLegacyBootOptionByDevType (
}
/**
EDES_TODO: Add function description.
Create a legacy boot option.
@param BbsItem EDES_TODO: Add parameter description
@param Index EDES_TODO: Add parameter description
@param BootOrderList EDES_TODO: Add parameter description
@param BootOrderListSize EDES_TODO: Add parameter description
@param BbsItem The BBS Table entry.
@param Index Index of the specified entry in BBS table.
@param BootOrderList The boot order list.
@param BootOrderListSize The size of boot order list.
@return EDES_TODO: Add description for return value
@retval EFI_OUT_OF_RESOURCE No enough memory.
@retval EFI_SUCCESS The function complete successfully.
@return Other value if the legacy boot option is not created.
**/
EFI_STATUS
@@ -739,12 +691,13 @@ BdsCreateOneLegacyBootOption (
Add the legacy boot options from BBS table if they do not exist.
@retval EFI_SUCCESS The boot options are added successfully
or they are already in boot options.
**/
EFI_STATUS
EFIAPI
BdsAddNonExistingLegacyBootOptions (
VOID
)
@@ -845,14 +798,14 @@ BdsAddNonExistingLegacyBootOptions (
}
/**
EDES_TODO: Add function description.
Fill the device order buffer.
@param BbsTable EDES_TODO: Add parameter description
@param BbsType EDES_TODO: Add parameter description
@param BbsCount EDES_TODO: Add parameter description
@param Buf EDES_TODO: Add parameter description
@param BbsTable The BBS table.
@param BbsType The BBS Type.
@param BbsCount The BBS Count.
@param Buf device order buffer.
@return EDES_TODO: Add description for return value
@return The device order buffer.
**/
UINT16 *
@@ -860,7 +813,7 @@ BdsFillDevOrderBuf (
IN BBS_TABLE *BbsTable,
IN BBS_TYPE BbsType,
IN UINTN BbsCount,
IN UINT16 *Buf
OUT UINT16 *Buf
)
{
UINTN Index;
@@ -882,12 +835,16 @@ BdsFillDevOrderBuf (
}
/**
EDES_TODO: Add function description.
Create the device order buffer.
@param BbsTable EDES_TODO: Add parameter description
@param BbsCount EDES_TODO: Add parameter description
@param BbsTable The BBS table.
@param BbsCount The BBS Count.
@return EDES_TODO: Add description for return value
@retval EFI_SUCCES The buffer is created and the EFI variable named
VAR_LEGACY_DEV_ORDER and EfiLegacyDevOrderGuid is
set correctly.
@return Other value if the set of EFI variable fails. Check gRT->SetVariable
for detailed information.
**/
EFI_STATUS
@@ -1024,7 +981,6 @@ BdsCreateDevOrder (
**/
EFI_STATUS
EFIAPI
BdsUpdateLegacyDevOrder (
VOID
)
@@ -1057,7 +1013,7 @@ BdsUpdateLegacyDevOrder (
UINT16 *NewBEVPtr;
UINT16 *NewDevPtr;
UINT16 Length;
UINT16 tmp;
UINT16 Tmp;
UINTN FDIndex;
UINTN HDIndex;
UINTN CDIndex;
@@ -1352,9 +1308,9 @@ BdsUpdateLegacyDevOrder (
for (Index2 = Index + 1; Index2 < FDIndex; Index2++) {
if (0 == (NewFDPtr[Index2] & 0xFF00)) {
tmp = NewFDPtr[Index];
Tmp = NewFDPtr[Index];
NewFDPtr[Index] = NewFDPtr[Index2];
NewFDPtr[Index2] = tmp;
NewFDPtr[Index2] = Tmp;
break;
}
}
@@ -1372,9 +1328,9 @@ BdsUpdateLegacyDevOrder (
for (Index2 = Index + 1; Index2 < HDIndex; Index2++) {
if (0 == (NewHDPtr[Index2] & 0xFF00)) {
tmp = NewHDPtr[Index];
Tmp = NewHDPtr[Index];
NewHDPtr[Index] = NewHDPtr[Index2];
NewHDPtr[Index2] = tmp;
NewHDPtr[Index2] = Tmp;
break;
}
}
@@ -1392,9 +1348,9 @@ BdsUpdateLegacyDevOrder (
for (Index2 = Index + 1; Index2 < CDIndex; Index2++) {
if (0 == (NewCDPtr[Index2] & 0xFF00)) {
tmp = NewCDPtr[Index];
Tmp = NewCDPtr[Index];
NewCDPtr[Index] = NewCDPtr[Index2];
NewCDPtr[Index2] = tmp;
NewCDPtr[Index2] = Tmp;
break;
}
}
@@ -1412,9 +1368,9 @@ BdsUpdateLegacyDevOrder (
for (Index2 = Index + 1; Index2 < NETIndex; Index2++) {
if (0 == (NewNETPtr[Index2] & 0xFF00)) {
tmp = NewNETPtr[Index];
Tmp = NewNETPtr[Index];
NewNETPtr[Index] = NewNETPtr[Index2];
NewNETPtr[Index2] = tmp;
NewNETPtr[Index2] = Tmp;
break;
}
}
@@ -1432,9 +1388,9 @@ BdsUpdateLegacyDevOrder (
for (Index2 = Index + 1; Index2 < BEVIndex; Index2++) {
if (0 == (NewBEVPtr[Index2] & 0xFF00)) {
tmp = NewBEVPtr[Index];
Tmp = NewBEVPtr[Index];
NewBEVPtr[Index] = NewBEVPtr[Index2];
NewBEVPtr[Index2] = tmp;
NewBEVPtr[Index2] = Tmp;
break;
}
}
@@ -1456,13 +1412,14 @@ BdsUpdateLegacyDevOrder (
}
/**
EDES_TODO: Add function description.
Set Boot Priority for specified device type.
@param DeviceType EDES_TODO: Add parameter description
@param LocalBbsTable EDES_TODO: Add parameter description
@param Priority EDES_TODO: Add parameter description
@param DeviceType The device type.
@param LocalBbsTable The BBS table.
@param Priority The prority table.
@return EDES_TODO: Add description for return value
@retval EFI_SUCCESS The function completes successfully.
@retval EFI_NOT_FOUND Failed to find device.
**/
EFI_STATUS
@@ -1526,11 +1483,9 @@ BdsSetBootPriority4SameTypeDev (
}
/**
EDES_TODO: Add function description.
Print the BBS Table.
@param LocalBbsTable EDES_TODO: Add parameter description
@return EDES_TODO: Add description for return value
@param LocalBbsTable The BBS table.
**/
VOID
@@ -1583,7 +1538,6 @@ PrintBbsTable (
**/
EFI_STATUS
EFIAPI
BdsRefreshBbsTableForBoot (
IN BDS_COMMON_OPTION *Entry
)