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/* Declarations common the the C portions of the QEMU PALcode console.
Copyright (C) 2011 Richard Henderson
This file is part of QEMU PALcode.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the text
of the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING. If not see
<http://www.gnu.org/licenses/>. */
#ifndef PROTOS_H
#define PROTOS_H 1
/*
* Cserve functions.
*/
static inline unsigned long ldq_p(unsigned long addr)
{
register unsigned long v0 __asm__("$0");
register unsigned long a0 __asm__("$16") = 1;
register unsigned long a1 __asm__("$17") = addr;
asm volatile ("call_pal 9"
: "=r"(v0), "+r"(a0), "+r"(a1) :
: "$18", "$19", "$20", "$21");
return v0;
}
static inline unsigned long stq_p(unsigned long port, unsigned long val)
{
register unsigned long v0 __asm__("$0");
register unsigned long a0 __asm__("$16") = 4;
register unsigned long a1 __asm__("$17") = port;
register unsigned long a2 __asm__("$18") = val;
asm volatile ("call_pal 9"
: "=r"(v0), "+r"(a0), "+r"(a1), "+r"(a2) :
: "$19", "$20", "$21");
return v0;
}
/*
* I/O functions
*/
extern unsigned long inb(unsigned long port);
extern unsigned long outb(unsigned char val, unsigned long port);
/*
* CRB functions
*/
extern unsigned long crb_dispatch(long select, long a1, long a2,
long a3, long a4);
extern unsigned long crb_fixup(unsigned long vptptr, unsigned long hwrpb);
#endif /* PROTOS_H */
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