Import list of syscalls from the kernel source. Conditionalize code/data that is only used with softmmu. Implement exception handlers. Implement signal hander (only the core registers for now, no coprocessors or TIE). Cc: Riku Voipio <riku.voipio@iki.fi> Cc: Laurent Vivier <laurent@vivier.eu> Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
23 lines
473 B
C
23 lines
473 B
C
/*
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* Xtensa-specific CPU ABI and functions for linux-user
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*/
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#ifndef XTENSA_TARGET_CPU_H
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#define XTENSA_TARGET_CPU_H
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static inline void cpu_clone_regs(CPUXtensaState *env, target_ulong newsp)
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{
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if (newsp) {
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env->regs[1] = newsp;
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env->sregs[WINDOW_BASE] = 0;
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env->sregs[WINDOW_START] = 0x1;
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}
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env->regs[2] = 0;
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}
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static inline void cpu_set_tls(CPUXtensaState *env, target_ulong newtls)
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{
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env->uregs[THREADPTR] = newtls;
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}
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#endif
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