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1. IsaSerialIo driver was changed to produce the flow control device path node when the remaining device path contains such node. And it will return unsupported when receiving a remaining device path only contains UART node and it’s already produced the flow control node.

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2. BMM driver was enhanced to take care of the optional flow control node.


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10351 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
niruiyu
2010-04-09 08:35:44 +00:00
parent 76649bf4d8
commit 6b008b74fb
4 changed files with 321 additions and 114 deletions
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12
IntelFrameworkModulePkg/Bus/Isa/IsaSerialDxe/Serial.h
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@ -116,7 +116,17 @@ typedef struct {
//
#define SERIAL_PORT_DEFAULT_RECEIVE_FIFO_DEPTH 1
#define SERIAL_PORT_DEFAULT_TIMEOUT 1000000
#define SERIAL_PORT_DEFAULT_CONTROL_MASK 0
#define SERIAL_PORT_SUPPORT_CONTROL_MASK (EFI_SERIAL_CLEAR_TO_SEND | \
EFI_SERIAL_DATA_SET_READY | \
EFI_SERIAL_RING_INDICATE | \
EFI_SERIAL_CARRIER_DETECT | \
EFI_SERIAL_REQUEST_TO_SEND | \
EFI_SERIAL_DATA_TERMINAL_READY | \
EFI_SERIAL_HARDWARE_LOOPBACK_ENABLE | \
EFI_SERIAL_SOFTWARE_LOOPBACK_ENABLE | \
EFI_SERIAL_HARDWARE_FLOW_CONTROL_ENABLE | \
EFI_SERIAL_OUTPUT_BUFFER_EMPTY | \
EFI_SERIAL_INPUT_BUFFER_EMPTY)
//