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-rw-r--r--include/asm-sparc/xor.h277
1 files changed, 8 insertions, 269 deletions
diff --git a/include/asm-sparc/xor.h b/include/asm-sparc/xor.h
index f34b2cfa8206..35089a838c3f 100644
--- a/include/asm-sparc/xor.h
+++ b/include/asm-sparc/xor.h
@@ -1,269 +1,8 @@
-/*
- * include/asm-sparc/xor.h
- *
- * Optimized RAID-5 checksumming functions for 32-bit Sparc.
- *
- * This program 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 2, or (at your option)
- * any later version.
- *
- * You should have received a copy of the GNU General Public License
- * (for example /usr/src/linux/COPYING); if not, write to the Free
- * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-/*
- * High speed xor_block operation for RAID4/5 utilizing the
- * ldd/std SPARC instructions.
- *
- * Copyright (C) 1999 Jakub Jelinek (jj@ultra.linux.cz)
- */
-
-static void
-sparc_2(unsigned long bytes, unsigned long *p1, unsigned long *p2)
-{
- int lines = bytes / (sizeof (long)) / 8;
-
- do {
- __asm__ __volatile__(
- "ldd [%0 + 0x00], %%g2\n\t"
- "ldd [%0 + 0x08], %%g4\n\t"
- "ldd [%0 + 0x10], %%o0\n\t"
- "ldd [%0 + 0x18], %%o2\n\t"
- "ldd [%1 + 0x00], %%o4\n\t"
- "ldd [%1 + 0x08], %%l0\n\t"
- "ldd [%1 + 0x10], %%l2\n\t"
- "ldd [%1 + 0x18], %%l4\n\t"
- "xor %%g2, %%o4, %%g2\n\t"
- "xor %%g3, %%o5, %%g3\n\t"
- "xor %%g4, %%l0, %%g4\n\t"
- "xor %%g5, %%l1, %%g5\n\t"
- "xor %%o0, %%l2, %%o0\n\t"
- "xor %%o1, %%l3, %%o1\n\t"
- "xor %%o2, %%l4, %%o2\n\t"
- "xor %%o3, %%l5, %%o3\n\t"
- "std %%g2, [%0 + 0x00]\n\t"
- "std %%g4, [%0 + 0x08]\n\t"
- "std %%o0, [%0 + 0x10]\n\t"
- "std %%o2, [%0 + 0x18]\n"
- :
- : "r" (p1), "r" (p2)
- : "g2", "g3", "g4", "g5",
- "o0", "o1", "o2", "o3", "o4", "o5",
- "l0", "l1", "l2", "l3", "l4", "l5");
- p1 += 8;
- p2 += 8;
- } while (--lines > 0);
-}
-
-static void
-sparc_3(unsigned long bytes, unsigned long *p1, unsigned long *p2,
- unsigned long *p3)
-{
- int lines = bytes / (sizeof (long)) / 8;
-
- do {
- __asm__ __volatile__(
- "ldd [%0 + 0x00], %%g2\n\t"
- "ldd [%0 + 0x08], %%g4\n\t"
- "ldd [%0 + 0x10], %%o0\n\t"
- "ldd [%0 + 0x18], %%o2\n\t"
- "ldd [%1 + 0x00], %%o4\n\t"
- "ldd [%1 + 0x08], %%l0\n\t"
- "ldd [%1 + 0x10], %%l2\n\t"
- "ldd [%1 + 0x18], %%l4\n\t"
- "xor %%g2, %%o4, %%g2\n\t"
- "xor %%g3, %%o5, %%g3\n\t"
- "ldd [%2 + 0x00], %%o4\n\t"
- "xor %%g4, %%l0, %%g4\n\t"
- "xor %%g5, %%l1, %%g5\n\t"
- "ldd [%2 + 0x08], %%l0\n\t"
- "xor %%o0, %%l2, %%o0\n\t"
- "xor %%o1, %%l3, %%o1\n\t"
- "ldd [%2 + 0x10], %%l2\n\t"
- "xor %%o2, %%l4, %%o2\n\t"
- "xor %%o3, %%l5, %%o3\n\t"
- "ldd [%2 + 0x18], %%l4\n\t"
- "xor %%g2, %%o4, %%g2\n\t"
- "xor %%g3, %%o5, %%g3\n\t"
- "xor %%g4, %%l0, %%g4\n\t"
- "xor %%g5, %%l1, %%g5\n\t"
- "xor %%o0, %%l2, %%o0\n\t"
- "xor %%o1, %%l3, %%o1\n\t"
- "xor %%o2, %%l4, %%o2\n\t"
- "xor %%o3, %%l5, %%o3\n\t"
- "std %%g2, [%0 + 0x00]\n\t"
- "std %%g4, [%0 + 0x08]\n\t"
- "std %%o0, [%0 + 0x10]\n\t"
- "std %%o2, [%0 + 0x18]\n"
- :
- : "r" (p1), "r" (p2), "r" (p3)
- : "g2", "g3", "g4", "g5",
- "o0", "o1", "o2", "o3", "o4", "o5",
- "l0", "l1", "l2", "l3", "l4", "l5");
- p1 += 8;
- p2 += 8;
- p3 += 8;
- } while (--lines > 0);
-}
-
-static void
-sparc_4(unsigned long bytes, unsigned long *p1, unsigned long *p2,
- unsigned long *p3, unsigned long *p4)
-{
- int lines = bytes / (sizeof (long)) / 8;
-
- do {
- __asm__ __volatile__(
- "ldd [%0 + 0x00], %%g2\n\t"
- "ldd [%0 + 0x08], %%g4\n\t"
- "ldd [%0 + 0x10], %%o0\n\t"
- "ldd [%0 + 0x18], %%o2\n\t"
- "ldd [%1 + 0x00], %%o4\n\t"
- "ldd [%1 + 0x08], %%l0\n\t"
- "ldd [%1 + 0x10], %%l2\n\t"
- "ldd [%1 + 0x18], %%l4\n\t"
- "xor %%g2, %%o4, %%g2\n\t"
- "xor %%g3, %%o5, %%g3\n\t"
- "ldd [%2 + 0x00], %%o4\n\t"
- "xor %%g4, %%l0, %%g4\n\t"
- "xor %%g5, %%l1, %%g5\n\t"
- "ldd [%2 + 0x08], %%l0\n\t"
- "xor %%o0, %%l2, %%o0\n\t"
- "xor %%o1, %%l3, %%o1\n\t"
- "ldd [%2 + 0x10], %%l2\n\t"
- "xor %%o2, %%l4, %%o2\n\t"
- "xor %%o3, %%l5, %%o3\n\t"
- "ldd [%2 + 0x18], %%l4\n\t"
- "xor %%g2, %%o4, %%g2\n\t"
- "xor %%g3, %%o5, %%g3\n\t"
- "ldd [%3 + 0x00], %%o4\n\t"
- "xor %%g4, %%l0, %%g4\n\t"
- "xor %%g5, %%l1, %%g5\n\t"
- "ldd [%3 + 0x08], %%l0\n\t"
- "xor %%o0, %%l2, %%o0\n\t"
- "xor %%o1, %%l3, %%o1\n\t"
- "ldd [%3 + 0x10], %%l2\n\t"
- "xor %%o2, %%l4, %%o2\n\t"
- "xor %%o3, %%l5, %%o3\n\t"
- "ldd [%3 + 0x18], %%l4\n\t"
- "xor %%g2, %%o4, %%g2\n\t"
- "xor %%g3, %%o5, %%g3\n\t"
- "xor %%g4, %%l0, %%g4\n\t"
- "xor %%g5, %%l1, %%g5\n\t"
- "xor %%o0, %%l2, %%o0\n\t"
- "xor %%o1, %%l3, %%o1\n\t"
- "xor %%o2, %%l4, %%o2\n\t"
- "xor %%o3, %%l5, %%o3\n\t"
- "std %%g2, [%0 + 0x00]\n\t"
- "std %%g4, [%0 + 0x08]\n\t"
- "std %%o0, [%0 + 0x10]\n\t"
- "std %%o2, [%0 + 0x18]\n"
- :
- : "r" (p1), "r" (p2), "r" (p3), "r" (p4)
- : "g2", "g3", "g4", "g5",
- "o0", "o1", "o2", "o3", "o4", "o5",
- "l0", "l1", "l2", "l3", "l4", "l5");
- p1 += 8;
- p2 += 8;
- p3 += 8;
- p4 += 8;
- } while (--lines > 0);
-}
-
-static void
-sparc_5(unsigned long bytes, unsigned long *p1, unsigned long *p2,
- unsigned long *p3, unsigned long *p4, unsigned long *p5)
-{
- int lines = bytes / (sizeof (long)) / 8;
-
- do {
- __asm__ __volatile__(
- "ldd [%0 + 0x00], %%g2\n\t"
- "ldd [%0 + 0x08], %%g4\n\t"
- "ldd [%0 + 0x10], %%o0\n\t"
- "ldd [%0 + 0x18], %%o2\n\t"
- "ldd [%1 + 0x00], %%o4\n\t"
- "ldd [%1 + 0x08], %%l0\n\t"
- "ldd [%1 + 0x10], %%l2\n\t"
- "ldd [%1 + 0x18], %%l4\n\t"
- "xor %%g2, %%o4, %%g2\n\t"
- "xor %%g3, %%o5, %%g3\n\t"
- "ldd [%2 + 0x00], %%o4\n\t"
- "xor %%g4, %%l0, %%g4\n\t"
- "xor %%g5, %%l1, %%g5\n\t"
- "ldd [%2 + 0x08], %%l0\n\t"
- "xor %%o0, %%l2, %%o0\n\t"
- "xor %%o1, %%l3, %%o1\n\t"
- "ldd [%2 + 0x10], %%l2\n\t"
- "xor %%o2, %%l4, %%o2\n\t"
- "xor %%o3, %%l5, %%o3\n\t"
- "ldd [%2 + 0x18], %%l4\n\t"
- "xor %%g2, %%o4, %%g2\n\t"
- "xor %%g3, %%o5, %%g3\n\t"
- "ldd [%3 + 0x00], %%o4\n\t"
- "xor %%g4, %%l0, %%g4\n\t"
- "xor %%g5, %%l1, %%g5\n\t"
- "ldd [%3 + 0x08], %%l0\n\t"
- "xor %%o0, %%l2, %%o0\n\t"
- "xor %%o1, %%l3, %%o1\n\t"
- "ldd [%3 + 0x10], %%l2\n\t"
- "xor %%o2, %%l4, %%o2\n\t"
- "xor %%o3, %%l5, %%o3\n\t"
- "ldd [%3 + 0x18], %%l4\n\t"
- "xor %%g2, %%o4, %%g2\n\t"
- "xor %%g3, %%o5, %%g3\n\t"
- "ldd [%4 + 0x00], %%o4\n\t"
- "xor %%g4, %%l0, %%g4\n\t"
- "xor %%g5, %%l1, %%g5\n\t"
- "ldd [%4 + 0x08], %%l0\n\t"
- "xor %%o0, %%l2, %%o0\n\t"
- "xor %%o1, %%l3, %%o1\n\t"
- "ldd [%4 + 0x10], %%l2\n\t"
- "xor %%o2, %%l4, %%o2\n\t"
- "xor %%o3, %%l5, %%o3\n\t"
- "ldd [%4 + 0x18], %%l4\n\t"
- "xor %%g2, %%o4, %%g2\n\t"
- "xor %%g3, %%o5, %%g3\n\t"
- "xor %%g4, %%l0, %%g4\n\t"
- "xor %%g5, %%l1, %%g5\n\t"
- "xor %%o0, %%l2, %%o0\n\t"
- "xor %%o1, %%l3, %%o1\n\t"
- "xor %%o2, %%l4, %%o2\n\t"
- "xor %%o3, %%l5, %%o3\n\t"
- "std %%g2, [%0 + 0x00]\n\t"
- "std %%g4, [%0 + 0x08]\n\t"
- "std %%o0, [%0 + 0x10]\n\t"
- "std %%o2, [%0 + 0x18]\n"
- :
- : "r" (p1), "r" (p2), "r" (p3), "r" (p4), "r" (p5)
- : "g2", "g3", "g4", "g5",
- "o0", "o1", "o2", "o3", "o4", "o5",
- "l0", "l1", "l2", "l3", "l4", "l5");
- p1 += 8;
- p2 += 8;
- p3 += 8;
- p4 += 8;
- p5 += 8;
- } while (--lines > 0);
-}
-
-static struct xor_block_template xor_block_SPARC = {
- .name = "SPARC",
- .do_2 = sparc_2,
- .do_3 = sparc_3,
- .do_4 = sparc_4,
- .do_5 = sparc_5,
-};
-
-/* For grins, also test the generic routines. */
-#include <asm-generic/xor.h>
-
-#undef XOR_TRY_TEMPLATES
-#define XOR_TRY_TEMPLATES \
- do { \
- xor_speed(&xor_block_8regs); \
- xor_speed(&xor_block_32regs); \
- xor_speed(&xor_block_SPARC); \
- } while (0)
+#ifndef ___ASM_SPARC_XOR_H
+#define ___ASM_SPARC_XOR_H
+#if defined(__sparc__) && defined(__arch64__)
+#include <asm-sparc/xor_64.h>
+#else
+#include <asm-sparc/xor_32.h>
+#endif
+#endif
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.