1 #------------------------------------------------------------------------------
3 # Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
5 # This program and the accompanying materials are licensed and made available
6 # under the terms and conditions of the BSD License which accompanies this
7 # distribution. The full text of the license may be found at
8 # http://opensource.org/licenses/bsd-license.php.
10 # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
13 #------------------------------------------------------------------------------
15 #------------------------------------------------------------------------------
19 # IN UINTN Port, // rcx
20 # IN UINTN Count, // rdx
21 # IN VOID *Buffer // r8
23 #------------------------------------------------------------------------------
24 ASM_GLOBAL ASM_PFX(IoReadFifo8)
28 xchg %r8, %rdi # rdi: buffer address; r8: save register
30 mov %r8, %rdi # restore rdi
33 #------------------------------------------------------------------------------
37 # IN UINTN Port, // rcx
38 # IN UINTN Count, // rdx
39 # IN VOID *Buffer // r8
41 #------------------------------------------------------------------------------
42 ASM_GLOBAL ASM_PFX(IoReadFifo16)
43 ASM_PFX(IoReadFifo16):
46 xchg %r8, %rdi # rdi: buffer address; r8: save register
48 mov %r8, %rdi # restore rdi
51 #------------------------------------------------------------------------------
55 # IN UINTN Port, // rcx
56 # IN UINTN Count, // rdx
57 # IN VOID *Buffer // r8
59 #------------------------------------------------------------------------------
60 ASM_GLOBAL ASM_PFX(IoReadFifo32)
61 ASM_PFX(IoReadFifo32):
64 xchg %r8, %rdi # rdi: buffer address; r8: save register
66 mov %r8, %rdi # restore rdi
69 #------------------------------------------------------------------------------
73 # IN UINTN Port, // rcx
74 # IN UINTN Count, // rdx
75 # IN VOID *Buffer // r8
77 #------------------------------------------------------------------------------
78 ASM_GLOBAL ASM_PFX(IoWriteFifo8)
79 ASM_PFX(IoWriteFifo8):
82 xchg %r8, %rsi # rsi: buffer address; r8: save register
84 mov %r8, %rsi # restore rsi
87 #------------------------------------------------------------------------------
91 # IN UINTN Port, // rcx
92 # IN UINTN Count, // rdx
93 # IN VOID *Buffer // r8
95 #------------------------------------------------------------------------------
96 ASM_GLOBAL ASM_PFX(IoWriteFifo16)
97 ASM_PFX(IoWriteFifo16):
100 xchg %r8, %rsi # rsi: buffer address; r8: save register
102 mov %r8, %rsi # restore rsi
105 #------------------------------------------------------------------------------
109 # IN UINTN Port, // rcx
110 # IN UINTN Count, // rdx
111 # IN VOID *Buffer // r8
113 #------------------------------------------------------------------------------
114 ASM_GLOBAL ASM_PFX(IoWriteFifo32)
115 ASM_PFX(IoWriteFifo32):
118 xchg %r8, %rsi # rsi: buffer address; r8: save register
120 mov %r8, %rsi # restore rsi