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[efi] Split out dbg_efi_opener() as a standalone function

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Allow external code to dump the information for an opened protocol
information entry via DBG_EFI_OPENER() et al.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2020-11-30 16:34:32 +00:00
parent 13a6d17296
commit be49380f55
2 changed files with 46 additions and 15 deletions
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39
src/interface/efi/efi_debug.c
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@@ -262,6 +262,28 @@ efi_open_attributes_name ( unsigned int attributes ) {
return name;
}
/**
* Print opened protocol information
*
* @v handle EFI handle
* @V protocol Protocol GUID
* @v opener Opened protocol information
*/
void dbg_efi_opener ( EFI_HANDLE handle, EFI_GUID *protocol,
EFI_OPEN_PROTOCOL_INFORMATION_ENTRY *opener ) {
printf ( "HANDLE %s %s opened %dx (%s)", efi_handle_name ( handle ),
efi_guid_ntoa ( protocol ), opener->OpenCount,
efi_open_attributes_name ( opener->Attributes ) );
printf ( " by %s", efi_handle_name ( opener->AgentHandle ) );
if ( opener->ControllerHandle == handle ) {
printf ( "\n" );
} else {
printf ( " for %s\n",
efi_handle_name ( opener->ControllerHandle ) );
}
}
/**
* Print list of openers of a given protocol on a given handle
*
@@ -271,7 +293,6 @@ efi_open_attributes_name ( unsigned int attributes ) {
void dbg_efi_openers ( EFI_HANDLE handle, EFI_GUID *protocol ) {
EFI_BOOT_SERVICES *bs = efi_systab->BootServices;
EFI_OPEN_PROTOCOL_INFORMATION_ENTRY *openers;
EFI_OPEN_PROTOCOL_INFORMATION_ENTRY *opener;
UINTN count;
unsigned int i;
EFI_STATUS efirc;
@@ -296,20 +317,8 @@ void dbg_efi_openers ( EFI_HANDLE handle, EFI_GUID *protocol ) {
}
/* Dump list of openers */
for ( i = 0 ; i < count ; i++ ) {
opener = &openers[i];
printf ( "HANDLE %s %s opened %dx (%s)",
efi_handle_name ( handle ),
efi_guid_ntoa ( protocol ), opener->OpenCount,
efi_open_attributes_name ( opener->Attributes ) );
printf ( " by %s", efi_handle_name ( opener->AgentHandle ) );
if ( opener->ControllerHandle == handle ) {
printf ( "\n" );
} else {
printf ( " for %s\n",
efi_handle_name ( opener->ControllerHandle ) );
}
}
for ( i = 0 ; i < count ; i++ )
dbg_efi_opener ( handle, protocol, &openers[i] );
/* Free list */
bs->FreePool ( openers );