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-rw-r--r--lib/crypto/sparc/sha1.h43
-rw-r--r--lib/crypto/sparc/sha1_asm.S72
-rw-r--r--lib/crypto/sparc/sha256.h43
-rw-r--r--lib/crypto/sparc/sha256_asm.S78
-rw-r--r--lib/crypto/sparc/sha512.h42
-rw-r--r--lib/crypto/sparc/sha512_asm.S102
6 files changed, 380 insertions, 0 deletions
diff --git a/lib/crypto/sparc/sha1.h b/lib/crypto/sparc/sha1.h
new file mode 100644
index 000000000000..5015f93584b7
--- /dev/null
+++ b/lib/crypto/sparc/sha1.h
@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * SHA-1 accelerated using the sparc64 crypto opcodes
+ *
+ * Copyright (c) Alan Smithee.
+ * Copyright (c) Andrew McDonald <andrew@mcdonald.org.uk>
+ * Copyright (c) Jean-Francois Dive <jef@linuxbe.org>
+ * Copyright (c) Mathias Krause <minipli@googlemail.com>
+ */
+
+#include <asm/elf.h>
+#include <asm/opcodes.h>
+#include <asm/pstate.h>
+
+static __ro_after_init DEFINE_STATIC_KEY_FALSE(have_sha1_opcodes);
+
+asmlinkage void sha1_sparc64_transform(struct sha1_block_state *state,
+ const u8 *data, size_t nblocks);
+
+static void sha1_blocks(struct sha1_block_state *state,
+ const u8 *data, size_t nblocks)
+{
+ if (static_branch_likely(&have_sha1_opcodes))
+ sha1_sparc64_transform(state, data, nblocks);
+ else
+ sha1_blocks_generic(state, data, nblocks);
+}
+
+#define sha1_mod_init_arch sha1_mod_init_arch
+static inline void sha1_mod_init_arch(void)
+{
+ unsigned long cfr;
+
+ if (!(sparc64_elf_hwcap & HWCAP_SPARC_CRYPTO))
+ return;
+
+ __asm__ __volatile__("rd %%asr26, %0" : "=r" (cfr));
+ if (!(cfr & CFR_SHA1))
+ return;
+
+ static_branch_enable(&have_sha1_opcodes);
+ pr_info("Using sparc64 sha1 opcode optimized SHA-1 implementation\n");
+}
diff --git a/lib/crypto/sparc/sha1_asm.S b/lib/crypto/sparc/sha1_asm.S
new file mode 100644
index 000000000000..00b46bac1b08
--- /dev/null
+++ b/lib/crypto/sparc/sha1_asm.S
@@ -0,0 +1,72 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#include <linux/linkage.h>
+#include <asm/opcodes.h>
+#include <asm/visasm.h>
+
+ENTRY(sha1_sparc64_transform)
+ /* %o0 = digest, %o1 = data, %o2 = rounds */
+ VISEntryHalf
+ ld [%o0 + 0x00], %f0
+ ld [%o0 + 0x04], %f1
+ ld [%o0 + 0x08], %f2
+ andcc %o1, 0x7, %g0
+ ld [%o0 + 0x0c], %f3
+ bne,pn %xcc, 10f
+ ld [%o0 + 0x10], %f4
+
+1:
+ ldd [%o1 + 0x00], %f8
+ ldd [%o1 + 0x08], %f10
+ ldd [%o1 + 0x10], %f12
+ ldd [%o1 + 0x18], %f14
+ ldd [%o1 + 0x20], %f16
+ ldd [%o1 + 0x28], %f18
+ ldd [%o1 + 0x30], %f20
+ ldd [%o1 + 0x38], %f22
+
+ SHA1
+
+ subcc %o2, 1, %o2
+ bne,pt %xcc, 1b
+ add %o1, 0x40, %o1
+
+5:
+ st %f0, [%o0 + 0x00]
+ st %f1, [%o0 + 0x04]
+ st %f2, [%o0 + 0x08]
+ st %f3, [%o0 + 0x0c]
+ st %f4, [%o0 + 0x10]
+ retl
+ VISExitHalf
+10:
+ alignaddr %o1, %g0, %o1
+
+ ldd [%o1 + 0x00], %f10
+1:
+ ldd [%o1 + 0x08], %f12
+ ldd [%o1 + 0x10], %f14
+ ldd [%o1 + 0x18], %f16
+ ldd [%o1 + 0x20], %f18
+ ldd [%o1 + 0x28], %f20
+ ldd [%o1 + 0x30], %f22
+ ldd [%o1 + 0x38], %f24
+ ldd [%o1 + 0x40], %f26
+
+ faligndata %f10, %f12, %f8
+ faligndata %f12, %f14, %f10
+ faligndata %f14, %f16, %f12
+ faligndata %f16, %f18, %f14
+ faligndata %f18, %f20, %f16
+ faligndata %f20, %f22, %f18
+ faligndata %f22, %f24, %f20
+ faligndata %f24, %f26, %f22
+
+ SHA1
+
+ subcc %o2, 1, %o2
+ fsrc2 %f26, %f10
+ bne,pt %xcc, 1b
+ add %o1, 0x40, %o1
+
+ ba,a,pt %xcc, 5b
+ENDPROC(sha1_sparc64_transform)
diff --git a/lib/crypto/sparc/sha256.h b/lib/crypto/sparc/sha256.h
new file mode 100644
index 000000000000..1d10108eb195
--- /dev/null
+++ b/lib/crypto/sparc/sha256.h
@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * SHA-256 accelerated using the sparc64 sha256 opcodes
+ *
+ * Copyright (c) Jean-Luc Cooke <jlcooke@certainkey.com>
+ * Copyright (c) Andrew McDonald <andrew@mcdonald.org.uk>
+ * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
+ * SHA224 Support Copyright 2007 Intel Corporation <jonathan.lynch@intel.com>
+ */
+
+#include <asm/elf.h>
+#include <asm/opcodes.h>
+#include <asm/pstate.h>
+
+static __ro_after_init DEFINE_STATIC_KEY_FALSE(have_sha256_opcodes);
+
+asmlinkage void sha256_sparc64_transform(struct sha256_block_state *state,
+ const u8 *data, size_t nblocks);
+
+static void sha256_blocks(struct sha256_block_state *state,
+ const u8 *data, size_t nblocks)
+{
+ if (static_branch_likely(&have_sha256_opcodes))
+ sha256_sparc64_transform(state, data, nblocks);
+ else
+ sha256_blocks_generic(state, data, nblocks);
+}
+
+#define sha256_mod_init_arch sha256_mod_init_arch
+static inline void sha256_mod_init_arch(void)
+{
+ unsigned long cfr;
+
+ if (!(sparc64_elf_hwcap & HWCAP_SPARC_CRYPTO))
+ return;
+
+ __asm__ __volatile__("rd %%asr26, %0" : "=r" (cfr));
+ if (!(cfr & CFR_SHA256))
+ return;
+
+ static_branch_enable(&have_sha256_opcodes);
+ pr_info("Using sparc64 sha256 opcode optimized SHA-256/SHA-224 implementation\n");
+}
diff --git a/lib/crypto/sparc/sha256_asm.S b/lib/crypto/sparc/sha256_asm.S
new file mode 100644
index 000000000000..ddcdd3daf31e
--- /dev/null
+++ b/lib/crypto/sparc/sha256_asm.S
@@ -0,0 +1,78 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#include <linux/linkage.h>
+#include <asm/opcodes.h>
+#include <asm/visasm.h>
+
+ENTRY(sha256_sparc64_transform)
+ /* %o0 = state, %o1 = data, %o2 = nblocks */
+ VISEntryHalf
+ ld [%o0 + 0x00], %f0
+ ld [%o0 + 0x04], %f1
+ ld [%o0 + 0x08], %f2
+ ld [%o0 + 0x0c], %f3
+ ld [%o0 + 0x10], %f4
+ ld [%o0 + 0x14], %f5
+ andcc %o1, 0x7, %g0
+ ld [%o0 + 0x18], %f6
+ bne,pn %xcc, 10f
+ ld [%o0 + 0x1c], %f7
+
+1:
+ ldd [%o1 + 0x00], %f8
+ ldd [%o1 + 0x08], %f10
+ ldd [%o1 + 0x10], %f12
+ ldd [%o1 + 0x18], %f14
+ ldd [%o1 + 0x20], %f16
+ ldd [%o1 + 0x28], %f18
+ ldd [%o1 + 0x30], %f20
+ ldd [%o1 + 0x38], %f22
+
+ SHA256
+
+ subcc %o2, 1, %o2
+ bne,pt %xcc, 1b
+ add %o1, 0x40, %o1
+
+5:
+ st %f0, [%o0 + 0x00]
+ st %f1, [%o0 + 0x04]
+ st %f2, [%o0 + 0x08]
+ st %f3, [%o0 + 0x0c]
+ st %f4, [%o0 + 0x10]
+ st %f5, [%o0 + 0x14]
+ st %f6, [%o0 + 0x18]
+ st %f7, [%o0 + 0x1c]
+ retl
+ VISExitHalf
+10:
+ alignaddr %o1, %g0, %o1
+
+ ldd [%o1 + 0x00], %f10
+1:
+ ldd [%o1 + 0x08], %f12
+ ldd [%o1 + 0x10], %f14
+ ldd [%o1 + 0x18], %f16
+ ldd [%o1 + 0x20], %f18
+ ldd [%o1 + 0x28], %f20
+ ldd [%o1 + 0x30], %f22
+ ldd [%o1 + 0x38], %f24
+ ldd [%o1 + 0x40], %f26
+
+ faligndata %f10, %f12, %f8
+ faligndata %f12, %f14, %f10
+ faligndata %f14, %f16, %f12
+ faligndata %f16, %f18, %f14
+ faligndata %f18, %f20, %f16
+ faligndata %f20, %f22, %f18
+ faligndata %f22, %f24, %f20
+ faligndata %f24, %f26, %f22
+
+ SHA256
+
+ subcc %o2, 1, %o2
+ fsrc2 %f26, %f10
+ bne,pt %xcc, 1b
+ add %o1, 0x40, %o1
+
+ ba,a,pt %xcc, 5b
+ENDPROC(sha256_sparc64_transform)
diff --git a/lib/crypto/sparc/sha512.h b/lib/crypto/sparc/sha512.h
new file mode 100644
index 000000000000..55303ab6b15f
--- /dev/null
+++ b/lib/crypto/sparc/sha512.h
@@ -0,0 +1,42 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * SHA-512 accelerated using the sparc64 sha512 opcodes
+ *
+ * Copyright (c) Jean-Luc Cooke <jlcooke@certainkey.com>
+ * Copyright (c) Andrew McDonald <andrew@mcdonald.org.uk>
+ * Copyright (c) 2003 Kyle McMartin <kyle@debian.org>
+ */
+
+#include <asm/elf.h>
+#include <asm/opcodes.h>
+#include <asm/pstate.h>
+
+static __ro_after_init DEFINE_STATIC_KEY_FALSE(have_sha512_opcodes);
+
+asmlinkage void sha512_sparc64_transform(struct sha512_block_state *state,
+ const u8 *data, size_t nblocks);
+
+static void sha512_blocks(struct sha512_block_state *state,
+ const u8 *data, size_t nblocks)
+{
+ if (static_branch_likely(&have_sha512_opcodes))
+ sha512_sparc64_transform(state, data, nblocks);
+ else
+ sha512_blocks_generic(state, data, nblocks);
+}
+
+#define sha512_mod_init_arch sha512_mod_init_arch
+static inline void sha512_mod_init_arch(void)
+{
+ unsigned long cfr;
+
+ if (!(sparc64_elf_hwcap & HWCAP_SPARC_CRYPTO))
+ return;
+
+ __asm__ __volatile__("rd %%asr26, %0" : "=r" (cfr));
+ if (!(cfr & CFR_SHA512))
+ return;
+
+ static_branch_enable(&have_sha512_opcodes);
+ pr_info("Using sparc64 sha512 opcode optimized SHA-512/SHA-384 implementation\n");
+}
diff --git a/lib/crypto/sparc/sha512_asm.S b/lib/crypto/sparc/sha512_asm.S
new file mode 100644
index 000000000000..9932b4fe1b59
--- /dev/null
+++ b/lib/crypto/sparc/sha512_asm.S
@@ -0,0 +1,102 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#include <linux/linkage.h>
+#include <asm/opcodes.h>
+#include <asm/visasm.h>
+
+ENTRY(sha512_sparc64_transform)
+ /* %o0 = digest, %o1 = data, %o2 = rounds */
+ VISEntry
+ ldd [%o0 + 0x00], %f0
+ ldd [%o0 + 0x08], %f2
+ ldd [%o0 + 0x10], %f4
+ ldd [%o0 + 0x18], %f6
+ ldd [%o0 + 0x20], %f8
+ ldd [%o0 + 0x28], %f10
+ andcc %o1, 0x7, %g0
+ ldd [%o0 + 0x30], %f12
+ bne,pn %xcc, 10f
+ ldd [%o0 + 0x38], %f14
+
+1:
+ ldd [%o1 + 0x00], %f16
+ ldd [%o1 + 0x08], %f18
+ ldd [%o1 + 0x10], %f20
+ ldd [%o1 + 0x18], %f22
+ ldd [%o1 + 0x20], %f24
+ ldd [%o1 + 0x28], %f26
+ ldd [%o1 + 0x30], %f28
+ ldd [%o1 + 0x38], %f30
+ ldd [%o1 + 0x40], %f32
+ ldd [%o1 + 0x48], %f34
+ ldd [%o1 + 0x50], %f36
+ ldd [%o1 + 0x58], %f38
+ ldd [%o1 + 0x60], %f40
+ ldd [%o1 + 0x68], %f42
+ ldd [%o1 + 0x70], %f44
+ ldd [%o1 + 0x78], %f46
+
+ SHA512
+
+ subcc %o2, 1, %o2
+ bne,pt %xcc, 1b
+ add %o1, 0x80, %o1
+
+5:
+ std %f0, [%o0 + 0x00]
+ std %f2, [%o0 + 0x08]
+ std %f4, [%o0 + 0x10]
+ std %f6, [%o0 + 0x18]
+ std %f8, [%o0 + 0x20]
+ std %f10, [%o0 + 0x28]
+ std %f12, [%o0 + 0x30]
+ std %f14, [%o0 + 0x38]
+ retl
+ VISExit
+10:
+ alignaddr %o1, %g0, %o1
+
+ ldd [%o1 + 0x00], %f18
+1:
+ ldd [%o1 + 0x08], %f20
+ ldd [%o1 + 0x10], %f22
+ ldd [%o1 + 0x18], %f24
+ ldd [%o1 + 0x20], %f26
+ ldd [%o1 + 0x28], %f28
+ ldd [%o1 + 0x30], %f30
+ ldd [%o1 + 0x38], %f32
+ ldd [%o1 + 0x40], %f34
+ ldd [%o1 + 0x48], %f36
+ ldd [%o1 + 0x50], %f38
+ ldd [%o1 + 0x58], %f40
+ ldd [%o1 + 0x60], %f42
+ ldd [%o1 + 0x68], %f44
+ ldd [%o1 + 0x70], %f46
+ ldd [%o1 + 0x78], %f48
+ ldd [%o1 + 0x80], %f50
+
+ faligndata %f18, %f20, %f16
+ faligndata %f20, %f22, %f18
+ faligndata %f22, %f24, %f20
+ faligndata %f24, %f26, %f22
+ faligndata %f26, %f28, %f24
+ faligndata %f28, %f30, %f26
+ faligndata %f30, %f32, %f28
+ faligndata %f32, %f34, %f30
+ faligndata %f34, %f36, %f32
+ faligndata %f36, %f38, %f34
+ faligndata %f38, %f40, %f36
+ faligndata %f40, %f42, %f38
+ faligndata %f42, %f44, %f40
+ faligndata %f44, %f46, %f42
+ faligndata %f46, %f48, %f44
+ faligndata %f48, %f50, %f46
+
+ SHA512
+
+ subcc %o2, 1, %o2
+ fsrc2 %f50, %f18
+ bne,pt %xcc, 1b
+ add %o1, 0x80, %o1
+
+ ba,a,pt %xcc, 5b
+ENDPROC(sha512_sparc64_transform)
generated by cgit (git 2.34.1) at 2025-07-30 09:48:26 +0000