[mirror_edk2.git] / IntelFrameworkModulePkg / Bus / Isa / Ps2MouseDxe / CommPs2.h

/*++\r
\r
Copyright (c) 2006 - 2007, Intel Corporation\r
All rights reserved. This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution.  The full text of the license may be found at\r
http://opensource.org/licenses/bsd-license.php\r
\r
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
\r
Module Name:\r
\r
  CommPs2.h\r
    \r
Abstract:   \r
\r
  PS2 Mouse Communication Interface \r
\r
\r
Revision History\r
\r
--*/\r
\r
#ifndef _COMMPS2_H_\r
#define _COMMPS2_H_\r
\r
//\r
// Include common header file for this module.\r
//\r
#include "CommonHeader.h"\r
\r
#define PS2_PACKET_LENGTH       3\r
#define PS2_SYNC_MASK           0xc\r
#define PS2_SYNC_BYTE           0x8\r
\r
#define IS_PS2_SYNC_BYTE(byte)  ((byte & PS2_SYNC_MASK) == PS2_SYNC_BYTE)\r
\r
#define PS2_READ_BYTE_ONE       0\r
#define PS2_READ_DATA_BYTE      1\r
#define PS2_PROCESS_PACKET      2\r
\r
#define TIMEOUT                 50000\r
#define BAT_TIMEOUT             500000\r
\r
//\r
// 8042 I/O Port\r
//\r
#define KBC_DATA_PORT     0x60\r
#define KBC_CMD_STS_PORT  0x64\r
\r
//\r
// 8042 Command\r
//\r
#define READ_CMD_BYTE   0x20\r
#define WRITE_CMD_BYTE  0x60\r
#define DISABLE_AUX     0xa7\r
#define ENABLE_AUX      0xa8\r
#define SELF_TEST       0xaa\r
#define DISABLE_KB      0xad\r
#define ENABLE_KB       0xae\r
#define WRITE_AUX_DEV   0xd4\r
\r
#define CMD_SYS_FLAG    0x04\r
#define CMD_KB_STS      0x10\r
#define CMD_KB_DIS      0x10\r
#define CMD_KB_EN       0x0\r
\r
//\r
// 8042 Auxiliary Device Command\r
//\r
#define SETSF1_CMD  0xe6\r
#define SETSF2_CMD  0xe7\r
#define SETRE_CMD   0xe8\r
#define READ_CMD    0xeb\r
#define SETRM_CMD   0xf0\r
#define SETSR_CMD   0xf3\r
#define ENABLE_CMD  0xf4\r
#define DISABLE_CMD 0xf5\r
#define RESET_CMD   0xff\r
\r
//\r
// return code\r
//\r
#define PS2_ACK       0xfa\r
#define PS2_RESEND    0xfe\r
#define PS2MOUSE_BAT1 0xaa\r
#define PS2MOUSE_BAT2 0x0\r
\r
//\r
// Keyboard Controller Status\r
//\r
#define KBC_PARE  0x80  // Parity Error\r
#define KBC_TIM   0x40  // General Time Out\r
#define KBC_AUXB  0x20  // Output buffer for auxiliary device (PS/2):\r
//    0 - Holds keyboard data\r
//    1 - Holds data for auxiliary device\r
//\r
#define KBC_KEYL  0x10  // Keyboard lock status:\r
//    0 - keyboard locked\r
//    1 - keyboard free\r
//\r
#define KBC_CD  0x08  // Command/Data:\r
//    0 - data byte written via port 60h\r
//    1 - command byte written via port 64h\r
//\r
#define KBC_SYSF  0x04  // System Flag:\r
//    0 - power-on reset\r
//    1 - self-test successful\r
//\r
#define KBC_INPB  0x02  // Input Buffer Status :\r
//    0 - input buffer empty\r
//    1 - CPU data in input buffer\r
//\r
#define KBC_OUTB  0x01  // Output Buffer Status :\r
//    0 - output buffer empty\r
//    1 - keyboard controller data in output buffer\r
//\r
EFI_STATUS\r
KbcSelfTest (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  IsaIo - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
;\r
\r
EFI_STATUS\r
KbcEnableAux (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  IsaIo - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
;\r
\r
EFI_STATUS\r
KbcDisableAux (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  IsaIo - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
;\r
\r
EFI_STATUS\r
KbcEnableKb (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  IsaIo - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
;\r
\r
EFI_STATUS\r
KbcDisableKb (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  IsaIo - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
;\r
\r
EFI_STATUS\r
CheckKbStatus (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo,\r
  OUT BOOLEAN                             *KeyboardEnable\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  IsaIo           - GC_TODO: add argument description\r
  KeyboardEnable  - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
;\r
\r
EFI_STATUS\r
PS2MouseReset (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  IsaIo - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
;\r
\r
EFI_STATUS\r
PS2MouseSetSampleRate (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo,\r
  IN MOUSE_SR                             SampleRate\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  IsaIo       - GC_TODO: add argument description\r
  SampleRate  - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
;\r
\r
EFI_STATUS\r
PS2MouseSetResolution (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo,\r
  IN MOUSE_RE                             Resolution\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  IsaIo       - GC_TODO: add argument description\r
  Resolution  - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
;\r
\r
EFI_STATUS\r
PS2MouseSetScaling (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo,\r
  IN MOUSE_SF                             Scaling\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  IsaIo   - GC_TODO: add argument description\r
  Scaling - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
;\r
\r
EFI_STATUS\r
PS2MouseEnable (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  IsaIo - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
;\r
\r
EFI_STATUS\r
PS2MouseGetPacket (\r
  PS2_MOUSE_DEV     *MouseDev\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  GC_TODO: Add function description\r
\r
Arguments:\r
\r
  MouseDev  - GC_TODO: add argument description\r
\r
Returns:\r
\r
  GC_TODO: add return values\r
\r
--*/\r
;\r
\r
EFI_STATUS\r
PS2MouseRead (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo,\r
  OUT VOID                                *Buffer,\r
  IN OUT UINTN                            *BufSize,\r
  IN  UINTN                               State\r
  );\r
\r
//\r
// 8042 I/O function\r
//\r
EFI_STATUS\r
Out8042Command (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo,\r
  IN UINT8                                Command\r
  );\r
\r
EFI_STATUS\r
In8042Data (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo,\r
  IN OUT UINT8                            *Data\r
  );\r
\r
EFI_STATUS\r
Out8042Data (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo,\r
  IN UINT8                                Data\r
  );\r
\r
EFI_STATUS\r
Out8042AuxCommand (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo,\r
  IN UINT8                                Command,\r
  IN BOOLEAN                              Resend\r
  );\r
\r
EFI_STATUS\r
In8042AuxData (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo,\r
  IN OUT UINT8                            *Data\r
  );\r
\r
EFI_STATUS\r
Out8042AuxData (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo,\r
  IN UINT8                                Data\r
  );\r
\r
EFI_STATUS\r
CheckForInput (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo\r
  );\r
\r
EFI_STATUS\r
WaitInputEmpty (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo,\r
  IN UINTN                                Timeout\r
  );\r
\r
EFI_STATUS\r
WaitOutputFull (\r
  IN EFI_ISA_IO_PROTOCOL                  *IsaIo,\r
  IN UINTN                                Timeout\r
  );\r
\r
#endif // _COMMPS2_H_\r
Commit	Line	Data
05fbd06d	1	/*++\r
05fbd06d	2	\r
92a428e1	3	Copyright (c) 2006 - 2007, Intel Corporation\r
	4	All rights reserved. This program and the accompanying materials\r
	5	are licensed and made available under the terms and conditions of the BSD License\r
	6	which accompanies this distribution. The full text of the license may be found at\r
	7	http://opensource.org/licenses/bsd-license.php\r
	8	\r
	9	THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	10	WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
05fbd06d	11	\r
	12	\r
	13	Module Name:\r
	14	\r
	15	CommPs2.h\r
	16	\r
	17	Abstract: \r
	18	\r
	19	PS2 Mouse Communication Interface \r
	20	\r
	21	\r
	22	Revision History\r
	23	\r
	24	--*/\r
	25	\r
	26	#ifndef _COMMPS2_H_\r
	27	#define _COMMPS2_H_\r
	28	\r
	29	//\r
	30	// Include common header file for this module.\r
	31	//\r
	32	#include "CommonHeader.h"\r
	33	\r
	34	#define PS2_PACKET_LENGTH 3\r
	35	#define PS2_SYNC_MASK 0xc\r
	36	#define PS2_SYNC_BYTE 0x8\r
	37	\r
	38	#define IS_PS2_SYNC_BYTE(byte) ((byte & PS2_SYNC_MASK) == PS2_SYNC_BYTE)\r
	39	\r
	40	#define PS2_READ_BYTE_ONE 0\r
	41	#define PS2_READ_DATA_BYTE 1\r
	42	#define PS2_PROCESS_PACKET 2\r
	43	\r
	44	#define TIMEOUT 50000\r
	45	#define BAT_TIMEOUT 500000\r
	46	\r
	47	//\r
	48	// 8042 I/O Port\r
	49	//\r
	50	#define KBC_DATA_PORT 0x60\r
	51	#define KBC_CMD_STS_PORT 0x64\r
	52	\r
	53	//\r
	54	// 8042 Command\r
	55	//\r
	56	#define READ_CMD_BYTE 0x20\r
	57	#define WRITE_CMD_BYTE 0x60\r
	58	#define DISABLE_AUX 0xa7\r
	59	#define ENABLE_AUX 0xa8\r
	60	#define SELF_TEST 0xaa\r
	61	#define DISABLE_KB 0xad\r
	62	#define ENABLE_KB 0xae\r
	63	#define WRITE_AUX_DEV 0xd4\r
	64	\r
	65	#define CMD_SYS_FLAG 0x04\r
	66	#define CMD_KB_STS 0x10\r
	67	#define CMD_KB_DIS 0x10\r
	68	#define CMD_KB_EN 0x0\r
	69	\r
	70	//\r
	71	// 8042 Auxiliary Device Command\r
	72	//\r
	73	#define SETSF1_CMD 0xe6\r
	74	#define SETSF2_CMD 0xe7\r
75	#define SETRE_CMD 0xe8\r
76	#define READ_CMD 0xeb\r
77	#define SETRM_CMD 0xf0\r
78	#define SETSR_CMD 0xf3\r
79	#define ENABLE_CMD 0xf4\r
80	#define DISABLE_CMD 0xf5\r
81	#define RESET_CMD 0xff\r
82	\r
83	//\r
84	// return code\r
85	//\r
86	#define PS2_ACK 0xfa\r
87	#define PS2_RESEND 0xfe\r
88	#define PS2MOUSE_BAT1 0xaa\r
89	#define PS2MOUSE_BAT2 0x0\r
90	\r
91	//\r
92	// Keyboard Controller Status\r
93	//\r
94	#define KBC_PARE 0x80 // Parity Error\r
95	#define KBC_TIM 0x40 // General Time Out\r
96	#define KBC_AUXB 0x20 // Output buffer for auxiliary device (PS/2):\r
97	// 0 - Holds keyboard data\r
98	// 1 - Holds data for auxiliary device\r
99	//\r
100	#define KBC_KEYL 0x10 // Keyboard lock status:\r
101	// 0 - keyboard locked\r
102	// 1 - keyboard free\r
103	//\r
104	#define KBC_CD 0x08 // Command/Data:\r
105	// 0 - data byte written via port 60h\r
106	// 1 - command byte written via port 64h\r
107	//\r
108	#define KBC_SYSF 0x04 // System Flag:\r
109	// 0 - power-on reset\r
110	// 1 - self-test successful\r
111	//\r
112	#define KBC_INPB 0x02 // Input Buffer Status :\r
113	// 0 - input buffer empty\r
114	// 1 - CPU data in input buffer\r
115	//\r
116	#define KBC_OUTB 0x01 // Output Buffer Status :\r
117	// 0 - output buffer empty\r
118	// 1 - keyboard controller data in output buffer\r
119	//\r
120	EFI_STATUS\r
121	KbcSelfTest (\r
122	IN EFI_ISA_IO_PROTOCOL *IsaIo\r
123	)\r
124	/*++\r
125	\r
126	Routine Description:\r
127	\r
128	GC_TODO: Add function description\r
129	\r
130	Arguments:\r
131	\r
132	IsaIo - GC_TODO: add argument description\r
133	\r
134	Returns:\r
135	\r
136	GC_TODO: add return values\r
137	\r
138	--*/\r
139	;\r
140	\r
141	EFI_STATUS\r
142	KbcEnableAux (\r
143	IN EFI_ISA_IO_PROTOCOL *IsaIo\r
144	)\r
145	/*++\r
146	\r
147	Routine Description:\r
148	\r
149	GC_TODO: Add function description\r
150	\r
151	Arguments:\r
152	\r
153	IsaIo - GC_TODO: add argument description\r
154	\r
155	Returns:\r
156	\r
157	GC_TODO: add return values\r
158	\r
159	--*/\r
160	;\r
161	\r
162	EFI_STATUS\r
163	KbcDisableAux (\r
164	IN EFI_ISA_IO_PROTOCOL *IsaIo\r
165	)\r
166	/*++\r
167	\r
168	Routine Description:\r
169	\r
170	GC_TODO: Add function description\r
171	\r
172	Arguments:\r
173	\r
174	IsaIo - GC_TODO: add argument description\r
175	\r
176	Returns:\r
177	\r
178	GC_TODO: add return values\r
179	\r
180	--*/\r
181	;\r
182	\r
183	EFI_STATUS\r
184	KbcEnableKb (\r
185	IN EFI_ISA_IO_PROTOCOL *IsaIo\r
186	)\r
187	/*++\r
188	\r
189	Routine Description:\r
190	\r
191	GC_TODO: Add function description\r
192	\r
193	Arguments:\r
194	\r
195	IsaIo - GC_TODO: add argument description\r
196	\r
197	Returns:\r
198	\r
199	GC_TODO: add return values\r
200	\r
201	--*/\r
202	;\r
203	\r
204	EFI_STATUS\r
205	KbcDisableKb (\r
206	IN EFI_ISA_IO_PROTOCOL *IsaIo\r
207	)\r
208	/*++\r
209	\r
210	Routine Description:\r
211	\r
212	GC_TODO: Add function description\r
213	\r
214	Arguments:\r
215	\r
216	IsaIo - GC_TODO: add argument description\r
217	\r
218	Returns:\r
219	\r
220	GC_TODO: add return values\r
221	\r
222	--*/\r
223	;\r
224	\r
225	EFI_STATUS\r
226	CheckKbStatus (\r
227	IN EFI_ISA_IO_PROTOCOL *IsaIo,\r
228	OUT BOOLEAN *KeyboardEnable\r
229	)\r
230	/*++\r
231	\r
232	Routine Description:\r
233	\r
234	GC_TODO: Add function description\r
235	\r
236	Arguments:\r
237	\r
238	IsaIo - GC_TODO: add argument description\r
239	KeyboardEnable - GC_TODO: add argument description\r
240	\r
241	Returns:\r
242	\r
243	GC_TODO: add return values\r
244	\r
245	--*/\r
246	;\r
247	\r
248	EFI_STATUS\r
249	PS2MouseReset (\r
250	IN EFI_ISA_IO_PROTOCOL *IsaIo\r
251	)\r
252	/*++\r
253	\r
254	Routine Description:\r
255	\r
256	GC_TODO: Add function description\r
257	\r
258	Arguments:\r
259	\r
260	IsaIo - GC_TODO: add argument description\r
261	\r
262	Returns:\r
263	\r
264	GC_TODO: add return values\r
265	\r
266	--*/\r
267	;\r
268	\r
269	EFI_STATUS\r
270	PS2MouseSetSampleRate (\r
271	IN EFI_ISA_IO_PROTOCOL *IsaIo,\r
272	IN MOUSE_SR SampleRate\r
273	)\r
274	/*++\r
275	\r
276	Routine Description:\r
277	\r
278	GC_TODO: Add function description\r
279	\r
280	Arguments:\r
281	\r
282	IsaIo - GC_TODO: add argument description\r
283	SampleRate - GC_TODO: add argument description\r
284	\r
285	Returns:\r
286	\r
287	GC_TODO: add return values\r
288	\r
289	--*/\r
290	;\r
291	\r
292	EFI_STATUS\r
293	PS2MouseSetResolution (\r
294	IN EFI_ISA_IO_PROTOCOL *IsaIo,\r
295	IN MOUSE_RE Resolution\r
296	)\r
297	/*++\r
298	\r
299	Routine Description:\r
300	\r
301	GC_TODO: Add function description\r
302	\r
303	Arguments:\r
304	\r
305	IsaIo - GC_TODO: add argument description\r
306	Resolution - GC_TODO: add argument description\r
307	\r
308	Returns:\r
309	\r
310	GC_TODO: add return values\r
311	\r
312	--*/\r
313	;\r
314	\r
315	EFI_STATUS\r
316	PS2MouseSetScaling (\r
317	IN EFI_ISA_IO_PROTOCOL *IsaIo,\r
318	IN MOUSE_SF Scaling\r
319	)\r
320	/*++\r
321	\r
322	Routine Description:\r
323	\r
324	GC_TODO: Add function description\r
325	\r
326	Arguments:\r
327	\r
328	IsaIo - GC_TODO: add argument description\r
329	Scaling - GC_TODO: add argument description\r
330	\r
331	Returns:\r
332	\r
333	GC_TODO: add return values\r
334	\r
335	--*/\r
336	;\r
337	\r
338	EFI_STATUS\r
339	PS2MouseEnable (\r
340	IN EFI_ISA_IO_PROTOCOL *IsaIo\r
341	)\r
342	/*++\r
343	\r
344	Routine Description:\r
345	\r
346	GC_TODO: Add function description\r
347	\r
348	Arguments:\r
349	\r
350	IsaIo - GC_TODO: add argument description\r
351	\r
352	Returns:\r
353	\r
354	GC_TODO: add return values\r
355	\r
356	--*/\r
357	;\r
358	\r
359	EFI_STATUS\r
360	PS2MouseGetPacket (\r
361	PS2_MOUSE_DEV *MouseDev\r
362	)\r
363	/*++\r
364	\r
365	Routine Description:\r
366	\r
367	GC_TODO: Add function description\r
368	\r
369	Arguments:\r
370	\r
371	MouseDev - GC_TODO: add argument description\r
372	\r
373	Returns:\r
374	\r
375	GC_TODO: add return values\r
376	\r
377	--*/\r
378	;\r
379	\r
380	EFI_STATUS\r
381	PS2MouseRead (\r
382	IN EFI_ISA_IO_PROTOCOL *IsaIo,\r
383	OUT VOID *Buffer,\r
384	IN OUT UINTN *BufSize,\r
385	IN UINTN State\r
386	);\r
387	\r
388	//\r
389	// 8042 I/O function\r
390	//\r
391	EFI_STATUS\r
392	Out8042Command (\r
393	IN EFI_ISA_IO_PROTOCOL *IsaIo,\r
394	IN UINT8 Command\r
395	);\r
396	\r
397	EFI_STATUS\r
398	In8042Data (\r
399	IN EFI_ISA_IO_PROTOCOL *IsaIo,\r
400	IN OUT UINT8 *Data\r
401	);\r
402	\r
403	EFI_STATUS\r
404	Out8042Data (\r
405	IN EFI_ISA_IO_PROTOCOL *IsaIo,\r
406	IN UINT8 Data\r
407	);\r
408	\r
409	EFI_STATUS\r
410	Out8042AuxCommand (\r
411	IN EFI_ISA_IO_PROTOCOL *IsaIo,\r
412	IN UINT8 Command,\r
413	IN BOOLEAN Resend\r
414	);\r
415	\r
416	EFI_STATUS\r
417	In8042AuxData (\r
418	IN EFI_ISA_IO_PROTOCOL *IsaIo,\r
419	IN OUT UINT8 *Data\r
420	);\r
421	\r
422	EFI_STATUS\r
423	Out8042AuxData (\r
424	IN EFI_ISA_IO_PROTOCOL *IsaIo,\r
425	IN UINT8 Data\r
426	);\r
427	\r
428	EFI_STATUS\r
429	CheckForInput (\r
430	IN EFI_ISA_IO_PROTOCOL *IsaIo\r
431	);\r
432	\r
433	EFI_STATUS\r
434	WaitInputEmpty (\r
435	IN EFI_ISA_IO_PROTOCOL *IsaIo,\r
436	IN UINTN Timeout\r
437	);\r
438	\r
439	EFI_STATUS\r
440	WaitOutputFull (\r
441	IN EFI_ISA_IO_PROTOCOL *IsaIo,\r
442	IN UINTN Timeout\r
443	);\r
444	\r
445	#endif // _COMMPS2_H_\r