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https://git.suyu.dev/suyu/suyu
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53a22b84da
Fixed typo (make protected member public) Added license header back in. I originally removed this because I mostly rewrote the file, but meh ARM: Fixed a type error in dyncom interpreter. ARM: Updated dyncom to use unique_ptr for internal ARM state.
131 lines
4.2 KiB
C
131 lines
4.2 KiB
C
/* armos.h -- ARMulator OS definitions: ARM6 Instruction Emulator.
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Copyright (C) 1994 Advanced RISC Machines Ltd.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include <stdint.h>
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#if FAST_MEMORY
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/* in user mode, mmap_base will be on initial brk,
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set at the first mmap request */
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#define mmap_base -1
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#else
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#define mmap_base 0x50000000
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#endif
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static long mmap_next_base = mmap_base;
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//static mmap_area_t* new_mmap_area(int sim_addr, int len);
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static char mmap_mem_write(short size, int addr, uint32_t value);
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static char mmap_mem_read(short size, int addr, uint32_t * value);
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/***************************************************************************\
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* SWI numbers *
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\***************************************************************************/
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#define SWI_Syscall 0x0
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#define SWI_Exit 0x1
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#define SWI_Read 0x3
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#define SWI_Write 0x4
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#define SWI_Open 0x5
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#define SWI_Close 0x6
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#define SWI_Seek 0x13
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#define SWI_Rename 0x26
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#define SWI_Break 0x11
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#define SWI_Times 0x2b
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#define SWI_Brk 0x2d
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#define SWI_Mmap 0x5a
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#define SWI_Munmap 0x5b
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#define SWI_Mmap2 0xc0
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#define SWI_GetUID32 0xc7
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#define SWI_GetGID32 0xc8
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#define SWI_GetEUID32 0xc9
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#define SWI_GetEGID32 0xca
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#define SWI_ExitGroup 0xf8
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#if 0
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#define SWI_Time 0xd
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#define SWI_Clock 0x61
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#define SWI_Time 0x63
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#define SWI_Remove 0x64
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#define SWI_Rename 0x65
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#define SWI_Flen 0x6c
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#endif
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#define SWI_Uname 0x7a
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#define SWI_Fcntl 0xdd
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#define SWI_Fstat64 0xc5
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#define SWI_Gettimeofday 0x4e
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#define SWI_Set_tls 0xf0005
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#define SWI_Breakpoint 0x180000 /* see gdb's tm-arm.h */
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/***************************************************************************\
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* SWI structures *
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\***************************************************************************/
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/* Arm binaries (for now) only support 32 bit, and expect to receive
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32-bit compliant structure in return of a systen call. Because
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we use host system calls to emulate system calls, the returned
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structure can be 32-bit compliant or 64-bit compliant, depending
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on the OS running skyeye. Therefore, we need a fixed size structure
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adapted to arm.*/
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/* Borrowed from qemu */
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struct target_stat64 {
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unsigned short st_dev;
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unsigned char __pad0[10];
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uint32_t __st_ino;
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unsigned int st_mode;
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unsigned int st_nlink;
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uint32_t st_uid;
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uint32_t st_gid;
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unsigned short st_rdev;
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unsigned char __pad3[10];
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unsigned char __pad31[4];
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long long st_size;
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uint32_t st_blksize;
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unsigned char __pad32[4];
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uint32_t st_blocks;
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uint32_t __pad4;
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uint32_t st32_atime;
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uint32_t __pad5;
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uint32_t st32_mtime;
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uint32_t __pad6;
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uint32_t st32_ctime;
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uint32_t __pad7;
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unsigned long long st_ino;
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};// __attribute__((packed));
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struct target_tms32 {
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uint32_t tms_utime;
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uint32_t tms_stime;
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uint32_t tms_cutime;
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uint32_t tms_cstime;
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};
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struct target_timeval32 {
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uint32_t tv_sec; /* seconds */
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uint32_t tv_usec; /* microseconds */
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};
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struct target_timezone32 {
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int32_t tz_minuteswest; /* minutes west of Greenwich */
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int32_t tz_dsttime; /* type of DST correction */
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};
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