/*
* include / asm - xtensa / platform - iss / simcall . h
*
* This file is subject to the terms and conditions of the GNU General Public
* License . See the file " COPYING " in the main directory of this archive
* for more details .
*
* Copyright ( C ) 2001 Tensilica Inc .
* Copyright ( C ) 2017 - 2021 Cadence Design Systems Inc .
*/
#ifndef _XTENSA_PLATFORM_ISS_SIMCALL_H
#define _XTENSA_PLATFORM_ISS_SIMCALL_H
#include <linux/bug.h>
#ifdef CONFIG_XTENSA_SIMCALL_ISS
#include <platform/simcall-iss.h>
#endif
#ifdef CONFIG_XTENSA_SIMCALL_GDBIO
#include <platform/simcall-gdbio.h>
#endif
static inline int simc_exit(int exit_code)
{
#ifdef SYS_exit
return __simc(SYS_exit, exit_code, 0 , 0 );
#else
WARN_ONCE(1 , "%s: not implemented\n" , __func__);
return -1 ;
#endif
}
static inline int simc_open(const char *file, int flags, int mode)
{
return __simc(SYS_open, (int ) file, flags, mode);
}
static inline int simc_close(int fd)
{
return __simc(SYS_close, fd, 0 , 0 );
}
static inline int simc_ioctl(int fd, int request, void *arg)
{
#ifdef SYS_ioctl
return __simc(SYS_ioctl, fd, request, (int ) arg);
#else
WARN_ONCE(1 , "%s: not implemented\n" , __func__);
return -1 ;
#endif
}
static inline int simc_read(int fd, void *buf, size_t count)
{
return __simc(SYS_read, fd, (int ) buf, count);
}
static inline int simc_write(int fd, const void *buf, size_t count)
{
return __simc(SYS_write, fd, (int ) buf, count);
}
static inline int simc_poll(int fd)
{
#ifdef SYS_select_one
long timeval[2 ] = { 0 , 0 };
return __simc(SYS_select_one, fd, XTISS_SELECT_ONE_READ, (int )&timeval);
#else
WARN_ONCE(1 , "%s: not implemented\n" , __func__);
return -1 ;
#endif
}
static inline int simc_lseek(int fd, uint32_t off, int whence)
{
return __simc(SYS_lseek, fd, off, whence);
}
static inline int simc_argc(void )
{
#ifdef SYS_iss_argc
return __simc(SYS_iss_argc, 0 , 0 , 0 );
#else
WARN_ONCE(1 , "%s: not implemented\n" , __func__);
return 0 ;
#endif
}
static inline int simc_argv_size(void )
{
#ifdef SYS_iss_argv_size
return __simc(SYS_iss_argv_size, 0 , 0 , 0 );
#else
WARN_ONCE(1 , "%s: not implemented\n" , __func__);
return 0 ;
#endif
}
static inline void simc_argv(void *buf)
{
#ifdef SYS_iss_set_argv
__simc(SYS_iss_set_argv, (int )buf, 0 , 0 );
#else
WARN_ONCE(1 , "%s: not implemented\n" , __func__);
#endif
}
#endif /* _XTENSA_PLATFORM_ISS_SIMCALL_H */
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