diff options
| author | ljin6 <ljin6@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-02-01 03:32:28 +0000 |
|---|---|---|
| committer | ljin6 <ljin6@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-02-01 03:32:28 +0000 |
| commit | fa6d3ee4913eaf3b0fd9ddb8a4e3b618584bd965 (patch) | |
| tree | fe43cd3dfd425c23d35b787c03bafebebc253c90 /MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c | |
| parent | 9f7d5b46aa54a46cf03e52569757d642c15d5175 (diff) | |
| download | edk2-fa6d3ee4913eaf3b0fd9ddb8a4e3b618584bd965.tar.gz edk2-fa6d3ee4913eaf3b0fd9ddb8a4e3b618584bd965.tar.bz2 edk2-fa6d3ee4913eaf3b0fd9ddb8a4e3b618584bd965.zip | |
Get MaxPacketSize from IP4 mode data and reduce the head size of UDP and MTFTP, and take it as BlockSize to download.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9894 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c')
| -rw-r--r-- | MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c b/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c index e5ff4addf6..df9d2df5be 100644 --- a/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c +++ b/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c @@ -347,6 +347,11 @@ EfiPxeBcStart ( return Status;
}
+ //
+ // Configure block size for TFTP as a default value to handle all link layers.
+ //
+ Private->BlockSize = (UINTN) (MIN (Private->Ip4MaxPacketSize, PXEBC_DEFAULT_PACKET_SIZE) -
+ PXEBC_DEFAULT_UDP_OVERHEAD_SIZE - PXEBC_DEFAULT_TFTP_OVERHEAD_SIZE);
Private->AddressIsOk = FALSE;
ZeroMem (Mode, sizeof (EFI_PXE_BASE_CODE_MODE));
@@ -2421,7 +2426,6 @@ DiscoverBootFile ( UINT16 Type;
UINT16 Layer;
BOOLEAN UseBis;
- UINTN BlockSize;
PXEBC_CACHED_DHCP4_PACKET *Packet;
UINT16 Value;
@@ -2466,7 +2470,6 @@ DiscoverBootFile ( }
*BufferSize = 0;
- BlockSize = 0x8000;
//
// Get bootfile name and (m)tftp server ip addresss
@@ -2526,7 +2529,7 @@ DiscoverBootFile ( Buffer,
FALSE,
BufferSize,
- &BlockSize,
+ &Private->BlockSize,
&Private->ServerIp,
(UINT8 *) Private->BootFileName,
NULL,
@@ -2580,14 +2583,12 @@ EfiPxeLoadFile ( PXEBC_PRIVATE_DATA *Private;
EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;
BOOLEAN NewMakeCallback;
- UINTN BlockSize;
EFI_STATUS Status;
UINT64 TmpBufSize;
Private = PXEBC_PRIVATE_DATA_FROM_LOADFILE (This);
PxeBc = &Private->PxeBc;
NewMakeCallback = FALSE;
- BlockSize = 0x8000;
Status = EFI_DEVICE_ERROR;
if (This == NULL || BufferSize == NULL) {
@@ -2646,7 +2647,7 @@ EfiPxeLoadFile ( Buffer,
FALSE,
&TmpBufSize,
- &BlockSize,
+ &Private->BlockSize,
&Private->ServerIp,
(UINT8 *) Private->BootFileName,
NULL,
@@ -2670,7 +2671,7 @@ EfiPxeLoadFile ( Buffer,
FALSE,
&TmpBufSize,
- &BlockSize,
+ &Private->BlockSize,
&Private->ServerIp,
(UINT8 *) Private->BootFileName,
NULL,
|