projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 5c952cf0 WD |
1 | /* |
| 2 | * (C) Copyright 2004, Psyent Corporation <www.psyent.com> | |
| 3 | * Scott McNutt <smcnutt@psyent.com> | |
| 4 | * | |
| 1a459660 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
| 5c952cf0 WD |
6 | */ |
| 7 | ||
| 8 | #include <config.h> | |
| 9 | ||
| 10 | .text | |
| 11 | ||
| 12 | .global flush_dcache | |
| 13 | ||
| 14 | flush_dcache: | |
| 15 | add r5, r5, r4 | |
| 6d0f6bcf JCPV |
16 | movhi r8, %hi(CONFIG_SYS_DCACHELINE_SIZE) |
| 17 | ori r8, r8, %lo(CONFIG_SYS_DCACHELINE_SIZE) | |
| 5c952cf0 WD |
18 | 0: flushd 0(r4) |
| 19 | add r4, r4, r8 | |
| 20 | bltu r4, r5, 0b | |
| 21 | ret | |
| 22 | ||
| 23 | ||
| 24 | .global flush_icache | |
| 25 | ||
| 26 | flush_icache: | |
| 27 | add r5, r5, r4 | |
| 6d0f6bcf JCPV |
28 | movhi r8, %hi(CONFIG_SYS_ICACHELINE_SIZE) |
| 29 | ori r8, r8, %lo(CONFIG_SYS_ICACHELINE_SIZE) | |
| 5c952cf0 WD |
30 | 1: flushi r4 |
| 31 | add r4, r4, r8 | |
| 32 | bltu r4, r5, 1b | |
| 33 | ret | |
| 34 | ||
| 8875833a SK |
35 | .global flush_dcache_range |
| 36 | ||
| 37 | flush_dcache_range: | |
| 38 | movhi r8, %hi(CONFIG_SYS_DCACHELINE_SIZE) | |
| 39 | ori r8, r8, %lo(CONFIG_SYS_DCACHELINE_SIZE) | |
| 40 | 0: flushd 0(r4) | |
| 41 | add r4, r4, r8 | |
| 42 | bltu r4, r5, 0b | |
| 43 | ret | |
| 44 | ||
| 5c952cf0 WD |
45 | .global flush_cache |
| 46 | ||
| 47 | flush_cache: | |
| 48 | add r5, r5, r4 | |
| 49 | mov r9, r4 | |
| 50 | mov r10, r5 | |
| 51 | ||
| 6d0f6bcf JCPV |
52 | movhi r8, %hi(CONFIG_SYS_DCACHELINE_SIZE) |
| 53 | ori r8, r8, %lo(CONFIG_SYS_DCACHELINE_SIZE) | |
| 5c952cf0 WD |
54 | 0: flushd 0(r4) |
| 55 | add r4, r4, r8 | |
| 56 | bltu r4, r5, 0b | |
| 57 | ||
| 58 | mov r4, r9 | |
| 59 | mov r5, r10 | |
| 6d0f6bcf JCPV |
60 | movhi r8, %hi(CONFIG_SYS_ICACHELINE_SIZE) |
| 61 | ori r8, r8, %lo(CONFIG_SYS_ICACHELINE_SIZE) | |
| 5c952cf0 WD |
62 | 1: flushi r4 |
| 63 | add r4, r4, r8 | |
| 64 | bltu r4, r5, 1b | |
| 65 | ||
| 66 | sync | |
| 67 | flushp | |
| 68 | ret |