hmz007
36ed224bac
Signed-off-by: hmz007 <hmz007@gmail.com> Change-Id: Ib87fdbe7a0be7dc961af3500fe9ea4589a127f9f
22 lines
450 B
C
22 lines
450 B
C
/* Return codes: 1 - ok, 0 - ignore, other - error. */
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static int
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arch_get_scno(struct tcb *tcp)
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{
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kernel_ulong_t scno = 0;
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switch (aarch64_io.iov_len) {
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case sizeof(aarch64_regs):
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/* We are in 64-bit mode */
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scno = aarch64_regs.regs[8];
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break;
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case sizeof(arm_regs):
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/* We are in 32-bit mode */
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/* Note: we don't support OABI, unlike 32-bit ARM build */
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scno = arm_regs.ARM_r7;
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break;
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}
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tcp->scno = scno;
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return 1;
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}
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