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usr
/
src
/
linux-headers-5.15.0-190
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arch
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xtensa
/
platforms
/
iss
/
include
/
platform
/
/usr/src/linux-headers-5.15.0-190/arch/xtensa/platforms/iss/include/platform
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serial.h
408
0644
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dl
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simcall-gdbio.h
738
0644
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dl
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simcall-iss.h
2134
0644
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dl
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simcall.h
2343
0644
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dl
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/usr/src/linux-headers-5.15.0-190/arch/xtensa/platforms/iss/include/platform/simcall-gdbio.h
(738B)
/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright (C) 2021 Cadence Design Systems Inc. */ #ifndef _XTENSA_PLATFORM_ISS_SIMCALL_GDBIO_H #define _XTENSA_PLATFORM_ISS_SIMCALL_GDBIO_H /* * System call like services offered by the GDBIO host. */ #define SYS_open -2 #define SYS_close -3 #define SYS_read -4 #define SYS_write -5 #define SYS_lseek -6 static int errno; static inline int __simc(int a, int b, int c, int d) { register int a1 asm("a2") = a; register int b1 asm("a6") = b; register int c1 asm("a3") = c; register int d1 asm("a4") = d; __asm__ __volatile__ ( "break 1, 14\n" : "+r"(a1), "+r"(c1) : "r"(b1), "r"(d1) : "memory"); errno = c1; return a1; } #endif /* _XTENSA_PLATFORM_ISS_SIMCALL_GDBIO_H */
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