/*
* This is the service routine for the syscall #48 (signal funcs).
*
* Examine the request code and branch on the request to the appropriate
* function.
*/
int
abi_sigfunc(struct pt_regs *regp)
{
int sig_type = (int)HIDDEN_PARAM(regp);
#if defined(CONFIG_ABI_TRACE)
abi_trace(ABI_TRACE_SIGNAL|ABI_TRACE_SIGNAL_F,
"sig%s(%ld, 0x%08lx, 0x%08lx)\n",
sig_type == 0 ? "nal"
: (sig_type == 0x100 ? "set"
: (sig_type == 0x200 ? "hold"
: (sig_type == 0x400 ? "relse"
: (sig_type == 0x800 ? "ignore"
: (sig_type == 0x1000 ? "pause"
: "???" ))))),
SIGNAL_NUMBER(regp) & 0xff,
SECOND_PARAM(regp),
THIRD_PARAM(regp));
#endif
_FLG(regp) &= ~1;
_AX(regp) = 0;
switch (sig_type) {
case 0x0000:
abi_signal(regp);
break;
case 0x0100:
abi_sigset(regp);
break;
case 0x0200:
abi_sighold(regp);
break;
case 0x0400:
abi_sigrelse(regp);
break;
case 0x0800:
abi_sigignore(regp);
break;
case 0x1000:
abi_sigpause(regp);
break;
default:
set_error(regp, EINVAL);
#if defined(CONFIG_ABI_TRACE)
abi_trace(ABI_TRACE_SIGNAL|ABI_TRACE_SIGNAL_F,
"sigfunc(%x, %ld, %lx, %lx) unsupported\n",
sig_type, SIGNAL_NUMBER(regp),
SECOND_PARAM(regp), THIRD_PARAM(regp));
#endif
return 0;
}
#if defined(CONFIG_ABI_TRACE)
abi_trace(ABI_TRACE_SIGNAL|ABI_TRACE_SIGNAL_F,
"returns %d\n", get_result(regp));
#endif
return 0;
}
static asmlinkage void
isc_lcall7(int segment, struct pt_regs *regs)
{
int sysno = _AX(regs) & 0xff;
if (sysno >= ARRAY_SIZE(isc_syscall_table))
set_error(regs, iABI_errors(-EINVAL));
else
lcall7_dispatch(regs, &isc_syscall_table[sysno], 1);
}
