From 485f6ecd453d8a2fd8b9b9fadea03159d8b50797 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:54:16 +0200 Subject: Adding upstream version 2.06. Signed-off-by: Daniel Baumann --- grub-core/kern/sparc64/cache.S | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 grub-core/kern/sparc64/cache.S (limited to 'grub-core/kern/sparc64/cache.S') diff --git a/grub-core/kern/sparc64/cache.S b/grub-core/kern/sparc64/cache.S new file mode 100644 index 0000000..1a16add --- /dev/null +++ b/grub-core/kern/sparc64/cache.S @@ -0,0 +1,41 @@ +/* cache.S - Flush the processor cache for a specific region. */ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2005,2007,2009 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see . + */ + +#include + + .file "cache.S" + + .text + +/* + * void grub_arch_sync_caches (void *address, grub_size_t len) + */ +FUNCTION(grub_arch_sync_caches) + brz,pn %o1, 2f + add %o0, %o1, %o1 + add %o1, 7, %o1 + andn %o1, 7, %o1 + andn %o0, 7, %o0 + sub %o1, %o0, %o1 +1: subcc %o1, 8, %o1 + bne,pt %icc, 1b + flush %o0 + %o1 +2: retl + nop + -- cgit v1.2.3