projects / thirdparty / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| f7e2e0eb MS |
1 | /* |
| 2 | * (C) Copyright 2007 Michal Simek | |
| 3 | * | |
| 4 | * Michal SIMEK <monstr@monstr.eu> | |
| 5 | * | |
| 3765b3e7 | 6 | * SPDX-License-Identifier: GPL-2.0+ |
| f7e2e0eb MS |
7 | */ |
| 8 | ||
| 9 | /* FSL macros */ | |
| 10 | #define NGET(val, fslnum) \ | |
| 11 | __asm__ __volatile__ ("nget %0, rfsl" #fslnum :"=r" (val)); | |
| ab874d50 | 12 | |
| f7e2e0eb MS |
13 | #define GET(val, fslnum) \ |
| 14 | __asm__ __volatile__ ("get %0, rfsl" #fslnum :"=r" (val)); | |
| ab874d50 MS |
15 | |
| 16 | #define NCGET(val, fslnum) \ | |
| 17 | __asm__ __volatile__ ("ncget %0, rfsl" #fslnum :"=r" (val)); | |
| 18 | ||
| 19 | #define CGET(val, fslnum) \ | |
| 20 | __asm__ __volatile__ ("cget %0, rfsl" #fslnum :"=r" (val)); | |
| 21 | ||
| f7e2e0eb MS |
22 | #define NPUT(val, fslnum) \ |
| 23 | __asm__ __volatile__ ("nput %0, rfsl" #fslnum ::"r" (val)); | |
| ab874d50 | 24 | |
| f7e2e0eb MS |
25 | #define PUT(val, fslnum) \ |
| 26 | __asm__ __volatile__ ("put %0, rfsl" #fslnum ::"r" (val)); | |
| ab874d50 MS |
27 | |
| 28 | #define NCPUT(val, fslnum) \ | |
| 29 | __asm__ __volatile__ ("ncput %0, rfsl" #fslnum ::"r" (val)); | |
| 30 | ||
| 31 | #define CPUT(val, fslnum) \ | |
| 32 | __asm__ __volatile__ ("cput %0, rfsl" #fslnum ::"r" (val)); | |
| 48fbd3a4 | 33 | |
| f7e2e0eb | 34 | /* CPU dependent */ |
| 1a50f164 | 35 | /* machine status register */ |
| e69f66c6 MS |
36 | #define MFS(val, reg) \ |
| 37 | __asm__ __volatile__ ("mfs %0," #reg :"=r" (val)); | |
| 48fbd3a4 | 38 | |
| e69f66c6 MS |
39 | #define MTS(val, reg) \ |
| 40 | __asm__ __volatile__ ("mts " #reg ", %0"::"r" (val)); | |
| 1a50f164 | 41 | |
| fb05f6da | 42 | /* get return address from interrupt */ |
| 48fbd3a4 MS |
43 | #define R14(val) \ |
| 44 | __asm__ __volatile__ ("addi %0, r14, 0":"=r" (val)); | |
| fb05f6da | 45 | |
| e69f66c6 MS |
46 | #define NOP __asm__ __volatile__ ("nop"); |
| 47 | ||
| fb05f6da | 48 | /* use machine status registe USE_MSR_REG */ |
| b777a37c | 49 | #if XILINX_USE_MSR_INSTR == 1 |
| fb05f6da MS |
50 | #define MSRSET(val) \ |
| 51 | __asm__ __volatile__ ("msrset r0," #val ); | |
| 52 | ||
| 53 | #define MSRCLR(val) \ | |
| 54 | __asm__ __volatile__ ("msrclr r0," #val ); | |
| 55 | ||
| 56 | #else | |
| 57 | #define MSRSET(val) \ | |
| 58 | { \ | |
| 59 | register unsigned tmp; \ | |
| 60 | __asm__ __volatile__ (" \ | |
| 53677ef1 | 61 | mfs %0, rmsr; \ |
| fb05f6da MS |
62 | ori %0, %0, "#val"; \ |
| 63 | mts rmsr, %0; \ | |
| 64 | nop;" \ | |
| 65 | : "=r" (tmp) \ | |
| 66 | : "d" (val) \ | |
| 67 | : "memory"); \ | |
| 68 | } | |
| 69 | ||
| 70 | #define MSRCLR(val) \ | |
| 71 | { \ | |
| 72 | register unsigned tmp; \ | |
| 73 | __asm__ __volatile__ (" \ | |
| 53677ef1 | 74 | mfs %0, rmsr; \ |
| fb05f6da MS |
75 | andi %0, %0, ~"#val"; \ |
| 76 | mts rmsr, %0; \ | |
| 77 | nop;" \ | |
| 78 | : "=r" (tmp) \ | |
| 79 | : "d" (val) \ | |
| 80 | : "memory"); \ | |
| 81 | } | |
| 82 | #endif |