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Diffstat (limited to 'sim/arm/armos.h')
| -rw-r--r-- | sim/arm/armos.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/sim/arm/armos.h b/sim/arm/armos.h new file mode 100644 index 00000000000..ca1f05ecfdd --- /dev/null +++ b/sim/arm/armos.h @@ -0,0 +1,95 @@ +/* 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. */ + +/***************************************************************************\ +* Define the initial layout of memory * +\***************************************************************************/ + +#define ADDRSUPERSTACK 0x800L /* supervisor stack space */ +#define ADDRUSERSTACK 0x80000L /* default user stack start */ +#define ADDRSOFTVECTORS 0x840L /* soft vectors are here */ +#define ADDRCMDLINE 0xf00L /* command line is here after a SWI GetEnv */ +#define ADDRSOFHANDLERS 0xad0L /* address and workspace for installed handlers */ +#define SOFTVECTORCODE 0xb80L /* default handlers */ + +/***************************************************************************\ +* SWI numbers * +\***************************************************************************/ + +#define SWI_WriteC 0x0 +#define SWI_Write0 0x2 +#define SWI_ReadC 0x4 +#define SWI_CLI 0x5 +#define SWI_GetEnv 0x10 +#define SWI_Exit 0x11 +#define SWI_EnterOS 0x16 + +#define SWI_GetErrno 0x60 +#define SWI_Clock 0x61 +#define SWI_Time 0x63 +#define SWI_Remove 0x64 +#define SWI_Rename 0x65 +#define SWI_Open 0x66 + +#define SWI_Close 0x68 +#define SWI_Write 0x69 +#define SWI_Read 0x6a +#define SWI_Seek 0x6b +#define SWI_Flen 0x6c + +#define SWI_IsTTY 0x6e +#define SWI_TmpNam 0x6f +#define SWI_InstallHandler 0x70 +#define SWI_GenerateError 0x71 + +#define SWI_Breakpoint 0x180000 /* see gdb's tm-arm.h */ + +#define AngelSWI_ARM 0x123456 +#define AngelSWI_Thumb 0xAB + +/* The reason codes: */ +#define AngelSWI_Reason_Open (0x01) +#define AngelSWI_Reason_Close (0x02) +#define AngelSWI_Reason_WriteC (0x03) +#define AngelSWI_Reason_Write0 (0x04) +#define AngelSWI_Reason_Write (0x05) +#define AngelSWI_Reason_Read (0x06) +#define AngelSWI_Reason_ReadC (0x07) +#define AngelSWI_Reason_IsTTY (0x09) +#define AngelSWI_Reason_Seek (0x0A) +#define AngelSWI_Reason_FLen (0x0C) +#define AngelSWI_Reason_TmpNam (0x0D) +#define AngelSWI_Reason_Remove (0x0E) +#define AngelSWI_Reason_Rename (0x0F) +#define AngelSWI_Reason_Clock (0x10) +#define AngelSWI_Reason_Time (0x11) +#define AngelSWI_Reason_System (0x12) +#define AngelSWI_Reason_Errno (0x13) +#define AngelSWI_Reason_GetCmdLine (0x15) +#define AngelSWI_Reason_HeapInfo (0x16) +#define AngelSWI_Reason_EnterSVC (0x17) +#define AngelSWI_Reason_ReportException (0x18) +#define ADP_Stopped_ApplicationExit ((2 << 16) + 38) +#define ADP_Stopped_RunTimeError ((2 << 16) + 34) + +#define FPESTART 0x2000L +#define FPEEND 0x8000L +#define FPEOLDVECT FPESTART + 0x100L + 8L * 16L + 4L /* stack + 8 regs + fpsr */ +#define FPENEWVECT(addr) 0xea000000L + ((addr) >> 2) - 3L /* branch from 4 to 0x2400 */ + +extern unsigned long fpecode[] ; +extern unsigned long fpesize ; |