| /* |
| * (C) Copyright 2004, Psyent Corporation <www.psyent.com> |
| * Scott McNutt <smcnutt@psyent.com> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <config.h> |
| |
| .text |
| |
| .global flush_dcache |
| |
| flush_dcache: |
| add r5, r5, r4 |
| movhi r8, %hi(CONFIG_SYS_DCACHELINE_SIZE) |
| ori r8, r8, %lo(CONFIG_SYS_DCACHELINE_SIZE) |
| 0: flushd 0(r4) |
| add r4, r4, r8 |
| bltu r4, r5, 0b |
| ret |
| |
| |
| .global flush_icache |
| |
| flush_icache: |
| add r5, r5, r4 |
| movhi r8, %hi(CONFIG_SYS_ICACHELINE_SIZE) |
| ori r8, r8, %lo(CONFIG_SYS_ICACHELINE_SIZE) |
| 1: flushi r4 |
| add r4, r4, r8 |
| bltu r4, r5, 1b |
| ret |
| |
| .global flush_dcache_range |
| |
| flush_dcache_range: |
| movhi r8, %hi(CONFIG_SYS_DCACHELINE_SIZE) |
| ori r8, r8, %lo(CONFIG_SYS_DCACHELINE_SIZE) |
| 0: flushd 0(r4) |
| add r4, r4, r8 |
| bltu r4, r5, 0b |
| ret |
| |
| .global flush_cache |
| |
| flush_cache: |
| add r5, r5, r4 |
| mov r9, r4 |
| mov r10, r5 |
| |
| movhi r8, %hi(CONFIG_SYS_DCACHELINE_SIZE) |
| ori r8, r8, %lo(CONFIG_SYS_DCACHELINE_SIZE) |
| 0: flushd 0(r4) |
| add r4, r4, r8 |
| bltu r4, r5, 0b |
| |
| mov r4, r9 |
| mov r5, r10 |
| movhi r8, %hi(CONFIG_SYS_ICACHELINE_SIZE) |
| ori r8, r8, %lo(CONFIG_SYS_ICACHELINE_SIZE) |
| 1: flushi r4 |
| add r4, r4, r8 |
| bltu r4, r5, 1b |
| |
| sync |
| flushp |
| ret |
