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Diffstat (limited to 'ArmPkg/Library/SemihostLib/Arm/SemihostPrivate.h')
-rw-r--r-- | ArmPkg/Library/SemihostLib/Arm/SemihostPrivate.h | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/ArmPkg/Library/SemihostLib/Arm/SemihostPrivate.h b/ArmPkg/Library/SemihostLib/Arm/SemihostPrivate.h new file mode 100644 index 0000000000..e82111430a --- /dev/null +++ b/ArmPkg/Library/SemihostLib/Arm/SemihostPrivate.h @@ -0,0 +1,162 @@ +/** @file + + Copyright (c) 2008-2009 Apple Inc. All rights reserved.<BR> + + All rights reserved. This program and the accompanying materials + are licensed and made available under the terms and conditions of the BSD License + which accompanies this distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#ifndef __SEMIHOST_PRIVATE_H__ +#define __SEMIHOST_PRIVATE_H__ + +typedef struct { + CHAR8 *FileName; + UINT32 Mode; + UINT32 NameLength; +} SEMIHOST_FILE_OPEN_BLOCK; + +typedef struct { + UINT32 Handle; + VOID *Buffer; + UINT32 Length; +} SEMIHOST_FILE_READ_WRITE_BLOCK; + +typedef struct { + UINT32 Handle; + UINT32 Location; +} SEMIHOST_FILE_SEEK_BLOCK; + +typedef struct { + CHAR8 *FileName; + UINT32 NameLength; +} SEMIHOST_FILE_REMOVE_BLOCK; + +typedef struct { + CHAR8 *CommandLine; + UINT32 CommandLength; +} SEMIHOST_SYSTEM_BLOCK; + +#ifdef __CC_ARM + +#if defined(__thumb__) +#define SWI 0xAB +#else +#define SWI 0x123456 +#endif + +#define SEMIHOST_SUPPORTED TRUE + +__swi(SWI) +INT32 +_Semihost_SYS_OPEN( + IN UINTN SWI_0x01, + IN SEMIHOST_FILE_OPEN_BLOCK *OpenBlock + ); + +__swi(SWI) +INT32 +_Semihost_SYS_CLOSE( + IN UINTN SWI_0x02, + IN UINT32 *Handle + ); + +__swi(SWI) +VOID +_Semihost_SYS_WRITEC( + IN UINTN SWI_0x03, + IN CHAR8 *Character + ); + +__swi(SWI) +VOID +_Semihost_SYS_WRITE0( + IN UINTN SWI_0x04, + IN CHAR8 *String + ); + +__swi(SWI) +UINT32 +_Semihost_SYS_WRITE( + IN UINTN SWI_0x05, + IN OUT SEMIHOST_FILE_READ_WRITE_BLOCK *WriteBlock + ); + +__swi(SWI) +UINT32 +_Semihost_SYS_READ( + IN UINTN SWI_0x06, + IN OUT SEMIHOST_FILE_READ_WRITE_BLOCK *ReadBlock + ); + +__swi(SWI) +CHAR8 +_Semihost_SYS_READC( + IN UINTN SWI_0x07, + IN UINTN Zero + ); + +__swi(SWI) +INT32 +_Semihost_SYS_SEEK( + IN UINTN SWI_0x0A, + IN SEMIHOST_FILE_SEEK_BLOCK *SeekBlock + ); + +__swi(SWI) +INT32 +_Semihost_SYS_FLEN( + IN UINTN SWI_0x0C, + IN UINT32 *Handle + ); + +__swi(SWI) +UINT32 +_Semihost_SYS_REMOVE( + IN UINTN SWI_0x0E, + IN SEMIHOST_FILE_REMOVE_BLOCK *RemoveBlock + ); + +__swi(SWI) +UINT32 +_Semihost_SYS_SYSTEM( + IN UINTN SWI_0x12, + IN SEMIHOST_SYSTEM_BLOCK *SystemBlock + ); + +#define Semihost_SYS_OPEN(OpenBlock) _Semihost_SYS_OPEN(0x01, OpenBlock) +#define Semihost_SYS_CLOSE(Handle) _Semihost_SYS_CLOSE(0x02, Handle) +#define Semihost_SYS_WRITE0(String) _Semihost_SYS_WRITE0(0x04, String) +#define Semihost_SYS_WRITEC(Character) _Semihost_SYS_WRITEC(0x03, Character) +#define Semihost_SYS_WRITE(WriteBlock) _Semihost_SYS_WRITE(0x05, WriteBlock) +#define Semihost_SYS_READ(ReadBlock) _Semihost_SYS_READ(0x06, ReadBlock) +#define Semihost_SYS_READC() _Semihost_SYS_READC(0x07, 0) +#define Semihost_SYS_SEEK(SeekBlock) _Semihost_SYS_SEEK(0x0A, SeekBlock) +#define Semihost_SYS_FLEN(Handle) _Semihost_SYS_FLEN(0x0C, Handle) +#define Semihost_SYS_REMOVE(RemoveBlock) _Semihost_SYS_REMOVE(0x0E, RemoveBlock) +#define Semihost_SYS_SYSTEM(SystemBlock) _Semihost_SYS_SYSTEM(0x12, SystemBlock) + +#else // __CC_ARM + +#define SEMIHOST_SUPPORTED FALSE + +#define Semihost_SYS_OPEN(OpenBlock) (-1) +#define Semihost_SYS_CLOSE(Handle) (-1) +#define Semihost_SYS_WRITE0(String) +#define Semihost_SYS_WRITEC(Character) +#define Semihost_SYS_WRITE(WriteBlock) (0) +#define Semihost_SYS_READ(ReadBlock) ((ReadBlock)->Length) +#define Semihost_SYS_READC() ('x') +#define Semihost_SYS_SEEK(SeekBlock) (-1) +#define Semihost_SYS_FLEN(Handle) (-1) +#define Semihost_SYS_REMOVE(RemoveBlock) (-1) +#define Semihost_SYS_SYSTEM(SystemBlock) (-1) + +#endif // __CC_ARM + +#endif //__SEMIHOST_PRIVATE_H__ |