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risc-v/litex: Implement up_flush_dcache_all when CONFIG_ARCH_DCACHE is defined. #17696

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Merged
acassis merged 1 commit into from
Dec 27, 2025
+22 −0
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risc-v/litex: Implement up_flush_dcache_all when CONFIG_ARCH_DCACHE is defined. #17696

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22 changes: 22 additions & 0 deletions arch/risc-v/src/litex/litex_cache.S
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Original file line number Diff line number Diff line change
Expand Up @@ -56,6 +56,28 @@ up_invalidate_dcache_all:
.word 0x500F
#endif

/****************************************************************************
* Name: up_flush_dcache_all
*
* Description:
* Flush the entire contents of D cache.
*
* Input Parameters:
* None
*
* Returned Value:
* None
*
****************************************************************************/

#ifdef CONFIG_ARCH_DCACHE
.globl up_flush_dcache_all
.type up_flush_dcache_all, function

up_flush_dcache_all:
.word 0x500F
#endif

/****************************************************************************
* Name: up_invalidate_icache_all
*
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