87 lines
2.0 KiB
C
87 lines
2.0 KiB
C
/*
|
|
* (C) Copyright 2007 Michal Simek
|
|
*
|
|
* Michal SIMEK <monstr@monstr.eu>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
/* FSL macros */
|
|
#define NGET(val, fslnum) \
|
|
__asm__ __volatile__ ("nget %0, rfsl" #fslnum :"=r" (val));
|
|
|
|
#define GET(val, fslnum) \
|
|
__asm__ __volatile__ ("get %0, rfsl" #fslnum :"=r" (val));
|
|
|
|
#define NCGET(val, fslnum) \
|
|
__asm__ __volatile__ ("ncget %0, rfsl" #fslnum :"=r" (val));
|
|
|
|
#define CGET(val, fslnum) \
|
|
__asm__ __volatile__ ("cget %0, rfsl" #fslnum :"=r" (val));
|
|
|
|
#define NPUT(val, fslnum) \
|
|
__asm__ __volatile__ ("nput %0, rfsl" #fslnum ::"r" (val));
|
|
|
|
#define PUT(val, fslnum) \
|
|
__asm__ __volatile__ ("put %0, rfsl" #fslnum ::"r" (val));
|
|
|
|
#define NCPUT(val, fslnum) \
|
|
__asm__ __volatile__ ("ncput %0, rfsl" #fslnum ::"r" (val));
|
|
|
|
#define CPUT(val, fslnum) \
|
|
__asm__ __volatile__ ("cput %0, rfsl" #fslnum ::"r" (val));
|
|
|
|
/* CPU dependent */
|
|
/* machine status register */
|
|
#define MFS(val, reg) \
|
|
__asm__ __volatile__ ("mfs %0," #reg :"=r" (val));
|
|
|
|
#define MTS(val, reg) \
|
|
__asm__ __volatile__ ("mts " #reg ", %0"::"r" (val));
|
|
|
|
/* get return address from interrupt */
|
|
#define R14(val) \
|
|
__asm__ __volatile__ ("addi %0, r14, 0":"=r" (val));
|
|
|
|
/* get return address from interrupt */
|
|
#define R17(val) \
|
|
__asm__ __volatile__ ("addi %0, r17, 0" : "=r" (val));
|
|
|
|
#define NOP __asm__ __volatile__ ("nop");
|
|
|
|
/* use machine status registe USE_MSR_REG */
|
|
#if CONFIG_XILINX_MICROBLAZE0_USE_MSR_INSTR == 1
|
|
#define MSRSET(val) \
|
|
__asm__ __volatile__ ("msrset r0," #val );
|
|
|
|
#define MSRCLR(val) \
|
|
__asm__ __volatile__ ("msrclr r0," #val );
|
|
|
|
#else
|
|
#define MSRSET(val) \
|
|
{ \
|
|
register unsigned tmp; \
|
|
__asm__ __volatile__ (" \
|
|
mfs %0, rmsr; \
|
|
ori %0, %0, "#val"; \
|
|
mts rmsr, %0; \
|
|
nop;" \
|
|
: "=r" (tmp) \
|
|
: "d" (val) \
|
|
: "memory"); \
|
|
}
|
|
|
|
#define MSRCLR(val) \
|
|
{ \
|
|
register unsigned tmp; \
|
|
__asm__ __volatile__ (" \
|
|
mfs %0, rmsr; \
|
|
andi %0, %0, ~"#val"; \
|
|
mts rmsr, %0; \
|
|
nop;" \
|
|
: "=r" (tmp) \
|
|
: "d" (val) \
|
|
: "memory"); \
|
|
}
|
|
#endif
|