46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
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/* Copyright 2016 IBM Corp. */
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#ifndef __MAMBO_H__
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#define __MAMBO_H__
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static inline unsigned long callthru0(int command)
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{
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register uint64_t c asm("r3") = command;
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asm volatile (".long 0x000eaeb0":"=r" (c):"r"(c));
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return c;
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}
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static inline unsigned long callthru2(int command, unsigned long arg1,
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unsigned long arg2)
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{
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register unsigned long c asm("r3") = command;
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register unsigned long a1 asm("r4") = arg1;
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register unsigned long a2 asm("r5") = arg2;
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asm volatile (".long 0x000eaeb0":"=r" (c):"r"(c), "r"(a1), "r"(a2));
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return c;
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}
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static inline unsigned long callthru3(int command, unsigned long arg1,
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unsigned long arg2, unsigned long arg3)
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{
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register unsigned long c asm("r3") = command;
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register unsigned long a1 asm("r4") = arg1;
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register unsigned long a2 asm("r5") = arg2;
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register unsigned long a3 asm("r6") = arg3;
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asm volatile (".long 0x000eaeb0":"=r" (c):"r"(c), "r"(a1), "r"(a2),
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"r"(a3));
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return c;
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}
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/* Mambo callthru commands */
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#define SIM_WRITE_CONSOLE_CODE 0
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#define SIM_EXIT_CODE 31
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#define SIM_READ_CONSOLE_CODE 60
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#define SIM_GET_TIME_CODE 70
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#define SIM_CALL_TCL 86
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#define SIM_BOGUS_DISK_READ 116
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#define SIM_BOGUS_DISK_WRITE 117
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#define SIM_BOGUS_DISK_INFO 118
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#endif /* __MAMBO_H__ */
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