b1c4ba4ab6
Due to the ABI we are using we have to use the earm architecture moniker for the build system to behave correctly. This involves then some headers to move around. There is also a few related Makefile updates as well as minor source code corrections.
60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
#ifndef _ARM_SIGNAL_H_
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#define _ARM_SIGNAL_H_
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#include <sys/featuretest.h>
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typedef int sig_atomic_t;
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/* The following structure should match the stackframe_s structure used
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* by the kernel's context switching code. Floating point registers should
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* be added in a different struct.
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*/
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#include <machine/stackframe.h>
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typedef struct stackframe_s sigregs;
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struct sigframe { /* stack frame created for signalled process */
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void (*sf_retadr)(void);
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int sf_signo;
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int sf_code;
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struct sigcontext *sf_scp;
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int sf_fp;
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void (*sf_retadr2)(void);
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struct sigcontext *sf_scpcopy;
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};
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struct sigcontext {
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int trap_style; /* how should context be restored? KTS_* */
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int sc_flags; /* sigstack state to restore (including
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* MF_FPU_INITIALIZED)
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*/
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long sc_mask; /* signal mask to restore */
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sigregs sc_regs; /* register set to restore */
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};
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#define sc_retreg sc_regs.retreg
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#define sc_r1 sc_regs.r1
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#define sc_r2 sc_regs.r2
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#define sc_r3 sc_regs.r3
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#define sc_r4 sc_regs.r4
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#define sc_r5 sc_regs.r5
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#define sc_r6 sc_regs.r6
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#define sc_r7 sc_regs.r7
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#define sc_r8 sc_regs.r8
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#define sc_r9 sc_regs.r9
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#define sc_r10 sc_regs.r10
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#define sc_fp sc_regs.fp
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#define sc_r12 sc_regs.r12
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#define sc_sp sc_regs.sp
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#define sc_lr sc_regs.lr
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#define sc_pc sc_regs.pc
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#define sc_psr sc_regs.psr
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#ifdef _MINIX
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__BEGIN_DECLS
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int sigreturn(struct sigcontext *_scp);
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__END_DECLS
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#endif /* _MINIX */
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#endif /* !_ARM_SIGNAL_H_ */
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