From 6e7a315eb67cb6c113cf37e1d66c4f11a51a2b3e Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 18:29:51 +0200 Subject: Adding upstream version 2.06. Signed-off-by: Daniel Baumann --- grub-core/kern/ia64/cache.c | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 grub-core/kern/ia64/cache.c (limited to 'grub-core/kern/ia64/cache.c') diff --git a/grub-core/kern/ia64/cache.c b/grub-core/kern/ia64/cache.c new file mode 100644 index 0000000..13efd30 --- /dev/null +++ b/grub-core/kern/ia64/cache.c @@ -0,0 +1,35 @@ +/* init.c - initialize an ia64-based EFI system */ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2008 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 +#include + +void +grub_arch_sync_caches (void *address, grub_size_t len) +{ + /* Cache line length is at least 32. */ + len += (grub_uint64_t)address & 0x1f; + grub_uint64_t a = (grub_uint64_t)address & ~0x1f; + + /* Flush data. */ + for (len = (len + 31) & ~0x1f; len > 0; len -= 0x20, a += 0x20) + asm volatile ("fc.i %0" : : "r" (a)); + /* Sync and serialize. Maybe extra. */ + asm volatile (";; sync.i;; srlz.i;;"); +} -- cgit v1.2.3