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| author | Álvaro Fernández Rojas <noltari@gmail.com> | 2020-02-29 09:25:20 +0100 |
|---|---|---|
| committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2020-02-29 12:50:51 +0100 |
| commit | a1383655cfaa71609d6236ae0fcf3b6047462b98 (patch) | |
| tree | c6f123859e0dfcfaa6c1063eda26f27e208d3cac /target/linux/bcm27xx/patches-5.4/950-0087-cache-export-clean-and-invalidate.patch | |
| parent | a8aa974a9dfb4cba484dc4c1e4207fd9ec803410 (diff) | |
| download | upstream-a1383655cfaa71609d6236ae0fcf3b6047462b98.tar.gz upstream-a1383655cfaa71609d6236ae0fcf3b6047462b98.tar.bz2 upstream-a1383655cfaa71609d6236ae0fcf3b6047462b98.zip | |
bcm27xx: add linux 5.4 support
Tested on bcm2710 (Raspberry Pi 3B).
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0087-cache-export-clean-and-invalidate.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0087-cache-export-clean-and-invalidate.patch | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0087-cache-export-clean-and-invalidate.patch b/target/linux/bcm27xx/patches-5.4/950-0087-cache-export-clean-and-invalidate.patch new file mode 100644 index 0000000000..e5afeb96fc --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0087-cache-export-clean-and-invalidate.patch @@ -0,0 +1,53 @@ +From d2b4f3d3ae91ea8fca9efebe0ac7a6b0c0567883 Mon Sep 17 00:00:00 2001 +From: popcornmix <popcornmix@gmail.com> +Date: Fri, 25 Aug 2017 19:18:13 +0100 +Subject: [PATCH] cache: export clean and invalidate + +hack: cache: Fix linker error +--- + arch/arm/mm/cache-v6.S | 4 ++-- + arch/arm/mm/cache-v7.S | 6 ++++-- + 2 files changed, 6 insertions(+), 4 deletions(-) + +--- a/arch/arm/mm/cache-v6.S ++++ b/arch/arm/mm/cache-v6.S +@@ -198,7 +198,7 @@ ENTRY(v6_flush_kern_dcache_area) + * - start - virtual start address of region + * - end - virtual end address of region + */ +-v6_dma_inv_range: ++ENTRY(v6_dma_inv_range) + #ifdef CONFIG_DMA_CACHE_RWFO + ldrb r2, [r0] @ read for ownership + strb r2, [r0] @ write for ownership +@@ -243,7 +243,7 @@ v6_dma_inv_range: + * - start - virtual start address of region + * - end - virtual end address of region + */ +-v6_dma_clean_range: ++ENTRY(v6_dma_clean_range) + bic r0, r0, #D_CACHE_LINE_SIZE - 1 + 1: + #ifdef CONFIG_DMA_CACHE_RWFO +--- a/arch/arm/mm/cache-v7.S ++++ b/arch/arm/mm/cache-v7.S +@@ -363,7 +363,8 @@ ENDPROC(v7_flush_kern_dcache_area) + * - start - virtual start address of region + * - end - virtual end address of region + */ +-v7_dma_inv_range: ++ENTRY(b15_dma_inv_range) ++ENTRY(v7_dma_inv_range) + dcache_line_size r2, r3 + sub r3, r2, #1 + tst r0, r3 +@@ -393,7 +394,8 @@ ENDPROC(v7_dma_inv_range) + * - start - virtual start address of region + * - end - virtual end address of region + */ +-v7_dma_clean_range: ++ENTRY(b15_dma_clean_range) ++ENTRY(v7_dma_clean_range) + dcache_line_size r2, r3 + sub r3, r2, #1 + bic r0, r0, r3 |