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/**
* @file
*
* @ingroup arm_gdbarmsim
*
* @brief Software interrupt definitions.
*/
/**
* @defgroup gdbarmsim_swi SWI Definitions
*
* @ingroup arm_gdbarmsim
*
* @brief Software interrupt definitions.
*/
/*
* Copied from libgloss 1 Oct 2009.
* Minor modifications to work with RTEMS.
*/
/* SWI numbers for RDP (Demon) monitor. */
#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
/* Now the SWI numbers and reason codes for RDI (Angel) monitors. */
#define AngelSWI_ARM 0x123456
#ifdef __thumb__
#define AngelSWI 0xAB
#else
#define AngelSWI AngelSWI_ARM
#endif
/* For Thumb-2 code use the BKPT instruction instead of SWI. */
#ifdef __thumb2__
#define AngelSWIInsn "bkpt"
#define AngelSWIAsm bkpt
#else
#define AngelSWIInsn "swi"
#define AngelSWIAsm swi
#endif
/* 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) + 35)
#if defined(ARM_RDI_MONITOR) && !defined(__ASSEMBLER__)
static inline int
do_AngelSWI (int reason, void * arg)
{
int value;
__asm__ volatile ("mov r0, %1; mov r1, %2; " AngelSWIInsn " %a3; mov %0, r0"
: "=r" (value) /* Outputs */
: "r" (reason), "r" (arg), "i" (AngelSWI) /* Inputs */
: "r0", "r1", "r2", "r3", "ip", "lr", "memory", "cc"
/* Clobbers r0 and r1, and lr if in supervisor mode */);
/* Accordingly to page 13-77 of ARM DUI 0040D other registers
can also be clobbered. Some memory positions may also be
changed by a system call, so they should not be kept in
registers. Note: we are assuming the manual is right and
Angel is respecting the APCS. */
return value;
}
#endif
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