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Diffstat (limited to 'src/core/arm/interpreter/armos.h')
| -rw-r--r-- | src/core/arm/interpreter/armos.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/src/core/arm/interpreter/armos.h b/src/core/arm/interpreter/armos.h new file mode 100644 index 00000000..4b58801a --- /dev/null +++ b/src/core/arm/interpreter/armos.h @@ -0,0 +1,138 @@ +/* armos.h -- ARMulator OS definitions: ARM6 Instruction Emulator. + Copyright (C) 1994 Advanced RISC Machines Ltd. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +//#include "bank_defs.h" +//#include "dyncom/defines.h" + +//typedef struct mmap_area{ +// mem_bank_t bank; +// void *mmap_addr; +// struct mmap_area *next; +//}mmap_area_t; + +#if FAST_MEMORY +/* in user mode, mmap_base will be on initial brk, + set at the first mmap request */ +#define mmap_base -1 +#else +#define mmap_base 0x50000000 +#endif +static long mmap_next_base = mmap_base; + +//static mmap_area_t* new_mmap_area(int sim_addr, int len); +static char mmap_mem_write(short size, int addr, uint32_t value); +static char mmap_mem_read(short size, int addr, uint32_t * value); + +/***************************************************************************\ +* SWI numbers * +\***************************************************************************/ + +#define SWI_Syscall 0x0 +#define SWI_Exit 0x1 +#define SWI_Read 0x3 +#define SWI_Write 0x4 +#define SWI_Open 0x5 +#define SWI_Close 0x6 +#define SWI_Seek 0x13 +#define SWI_Rename 0x26 +#define SWI_Break 0x11 + +#define SWI_Times 0x2b +#define SWI_Brk 0x2d + +#define SWI_Mmap 0x5a +#define SWI_Munmap 0x5b +#define SWI_Mmap2 0xc0 + +#define SWI_GetUID32 0xc7 +#define SWI_GetGID32 0xc8 +#define SWI_GetEUID32 0xc9 +#define SWI_GetEGID32 0xca + +#define SWI_ExitGroup 0xf8 + +#if 0 +#define SWI_Time 0xd +#define SWI_Clock 0x61 +#define SWI_Time 0x63 +#define SWI_Remove 0x64 +#define SWI_Rename 0x65 +#define SWI_Flen 0x6c +#endif + +#define SWI_Uname 0x7a +#define SWI_Fcntl 0xdd +#define SWI_Fstat64 0xc5 +#define SWI_Gettimeofday 0x4e +#define SWI_Set_tls 0xf0005 + +#define SWI_Breakpoint 0x180000 /* see gdb's tm-arm.h */ + +/***************************************************************************\ +* SWI structures * +\***************************************************************************/ + +/* Arm binaries (for now) only support 32 bit, and expect to receive + 32-bit compliant structure in return of a systen call. Because + we use host system calls to emulate system calls, the returned + structure can be 32-bit compliant or 64-bit compliant, depending + on the OS running skyeye. Therefore, we need a fixed size structure + adapted to arm.*/ + +/* Borrowed from qemu */ +struct target_stat64 { + unsigned short st_dev; + unsigned char __pad0[10]; + uint32_t __st_ino; + unsigned int st_mode; + unsigned int st_nlink; + uint32_t st_uid; + uint32_t st_gid; + unsigned short st_rdev; + unsigned char __pad3[10]; + unsigned char __pad31[4]; + long long st_size; + uint32_t st_blksize; + unsigned char __pad32[4]; + uint32_t st_blocks; + uint32_t __pad4; + uint32_t st32_atime; + uint32_t __pad5; + uint32_t st32_mtime; + uint32_t __pad6; + uint32_t st32_ctime; + uint32_t __pad7; + unsigned long long st_ino; +};// __attribute__((packed)); + +struct target_tms32 { + uint32_t tms_utime; + uint32_t tms_stime; + uint32_t tms_cutime; + uint32_t tms_cstime; +}; + +struct target_timeval32 { + uint32_t tv_sec; /* seconds */ + uint32_t tv_usec; /* microseconds */ +}; + +struct target_timezone32 { + int32_t tz_minuteswest; /* minutes west of Greenwich */ + int32_t tz_dsttime; /* type of DST correction */ +}; + |