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author | Peter Pearse <peter.pearse@arm.com> | 2007-05-18 13:33:23 (GMT) |
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committer | Peter Pearse <peter.pearse@arm.com> | 2007-05-18 13:33:23 (GMT) |
commit | fdda367561f0f6fb21d5b575402c0f9d2fd08e76 (patch) | |
tree | afb703e6e43ff91e6f456f12fbb43fb598373fd5 /include/asm-microblaze/asm.h | |
parent | 1443a31457d68f7e8f0b9403e9832ec1e79dc59d (diff) | |
parent | 70124c2602ae2d4c5d3dba05b482d91548242de8 (diff) | |
download | u-boot-fdda367561f0f6fb21d5b575402c0f9d2fd08e76.tar.xz |
Merge with git://www.denx.de/git/u-boot.git
Diffstat (limited to 'include/asm-microblaze/asm.h')
-rwxr-xr-x | include/asm-microblaze/asm.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/include/asm-microblaze/asm.h b/include/asm-microblaze/asm.h new file mode 100755 index 0000000..f10f89c --- /dev/null +++ b/include/asm-microblaze/asm.h @@ -0,0 +1,98 @@ +/* + * (C) Copyright 2007 Michal Simek + * + * Michal SIMEK <monstr@monstr.eu> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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 + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* 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)); + +#define NOP __asm__ __volatile__ ("nop"); + +/* use machine status registe USE_MSR_REG */ +#ifdef XILINX_USE_MSR_INSTR +#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 |