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This patch is to implement Vendor Authorize Bootloader support for Intel Agilex, Agilex5 and N5X. Change-Id: I23bdbbe15b3732775cea028665e2efcbd04b3aff Signed-off-by: Jit Loon Lim <jit.loon.lim@intel.com> Signed-off-by: Sieu Mun Tang <sieu.mun.tang@intel.com>pull/2005/merge
Sieu Mun Tang
4 months ago
8 changed files with 543 additions and 331 deletions
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/*
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* Copyright (c) 2024, Altera Corporation. All rights reserved. |
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* |
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* SPDX-License-Identifier: BSD-3-Clause |
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*/ |
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#include <assert.h> |
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#include <errno.h> |
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#include <stdlib.h> |
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#include <arch_helpers.h> |
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#include <common/bl_common.h> |
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#include <common/debug.h> |
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#include <common/tbbr/tbbr_img_def.h> |
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#include <drivers/delay_timer.h> |
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#include <lib/mmio.h> |
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#include <lib/utils.h> |
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#include <plat/common/platform.h> |
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#include <tools_share/firmware_image_package.h> |
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#include "sha.h" |
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#include "wdt/watchdog.h" |
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/* SHA384 certificate ID */ |
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#define SHA384_H0 0xcbbb9d5dc1059ed8ULL |
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#define SHA384_H1 0x629a292a367cd507ULL |
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#define SHA384_H2 0x9159015a3070dd17ULL |
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#define SHA384_H3 0x152fecd8f70e5939ULL |
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#define SHA384_H4 0x67332667ffc00b31ULL |
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#define SHA384_H5 0x8eb44a8768581511ULL |
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#define SHA384_H6 0xdb0c2e0d64f98fa7ULL |
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#define SHA384_H7 0x47b5481dbefa4fa4ULL |
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/* SHA512 certificate ID */ |
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#define SHA512_H0 0x6a09e667f3bcc908ULL |
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#define SHA512_H1 0xbb67ae8584caa73bULL |
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#define SHA512_H2 0x3c6ef372fe94f82bULL |
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#define SHA512_H3 0xa54ff53a5f1d36f1ULL |
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#define SHA512_H4 0x510e527fade682d1ULL |
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#define SHA512_H5 0x9b05688c2b3e6c1fULL |
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#define SHA512_H6 0x1f83d9abfb41bd6bULL |
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#define SHA512_H7 0x5be0cd19137e2179ULL |
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void sha384_init(sha512_context *ctx) |
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{ |
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ctx->state[0] = SHA384_H0; |
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ctx->state[1] = SHA384_H1; |
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ctx->state[2] = SHA384_H2; |
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ctx->state[3] = SHA384_H3; |
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ctx->state[4] = SHA384_H4; |
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ctx->state[5] = SHA384_H5; |
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ctx->state[6] = SHA384_H6; |
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ctx->state[7] = SHA384_H7; |
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ctx->count[0] = ctx->count[1] = 0; |
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} |
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void sha384_update(sha512_context *ctx, const uint8_t *input, uint32_t length) |
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{ |
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sha512_base_do_update(ctx, input, length); |
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} |
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void sha384_finish(sha512_context *ctx, uint8_t digest[SHA384_SUM_LEN]) |
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{ |
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int i; |
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sha512_base_do_finalize(ctx); |
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for (i = 0; i < SHA384_SUM_LEN / sizeof(uint64_t); i++) |
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PUT_UINT64_BE(ctx->state[i], digest, i * 8); |
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} |
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void sha384_start(const unsigned char *input, unsigned int len, |
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unsigned char *output, unsigned int chunk_sz) |
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{ |
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/* TODO: Shall trigger watchdog for each chuck byte. */ |
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sha512_context ctx; |
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const unsigned char *end; |
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unsigned char *curr; |
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int chunk; |
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sha384_init(&ctx); |
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curr = (unsigned char *)input; |
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end = input + len; |
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while (curr < end) { |
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chunk = end - curr; |
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if (chunk > chunk_sz) { |
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chunk = chunk_sz; |
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} |
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sha384_update(&ctx, curr, chunk); |
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curr += chunk; |
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watchdog_sw_rst(); |
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} |
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sha384_finish(&ctx, output); |
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} |
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/* SHA512 Start Here */ |
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void sha512_init(sha512_context *ctx) |
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{ |
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ctx->state[0] = SHA512_H0; |
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ctx->state[1] = SHA512_H1; |
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ctx->state[2] = SHA512_H2; |
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ctx->state[3] = SHA512_H3; |
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ctx->state[4] = SHA512_H4; |
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ctx->state[5] = SHA512_H5; |
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ctx->state[6] = SHA512_H6; |
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ctx->state[7] = SHA512_H7; |
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ctx->count[0] = ctx->count[1] = 0; |
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} |
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void sha512_update(sha512_context *ctx, const uint8_t *input, uint32_t length) |
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{ |
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sha512_base_do_update(ctx, input, length); |
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} |
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void sha512_finish(sha512_context *ctx, uint8_t digest[SHA512_SUM_LEN]) |
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{ |
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int i; |
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sha512_base_do_finalize(ctx); |
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for (i = 0; i < SHA512_SUM_LEN / sizeof(uint64_t); i++) |
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PUT_UINT64_BE(ctx->state[i], digest, i * 8); |
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} |
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void sha512_start(const unsigned char *input, unsigned int len, unsigned char *output) |
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{ |
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/* TODO: Shall trigger watchdog for each chuck byte. */ |
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sha512_context ctx; |
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sha384_init(&ctx); |
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sha512_update(&ctx, input, len); |
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sha512_finish(&ctx, output); |
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} |
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void sha512_transform(uint64_t *state, const uint8_t *input) |
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{ |
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uint64_t a, b, c, d, e, f, g, h, t1, t2; |
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int i; |
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uint64_t W[16]; |
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/* load the state into our registers */ |
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a = state[0]; b = state[1]; c = state[2]; d = state[3]; |
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e = state[4]; f = state[5]; g = state[6]; h = state[7]; |
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/* now iterate */ |
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for (i = 0 ; i < 80; i += 8) { |
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if (!(i & 8)) { |
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int j; |
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if (i < 16) { |
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/* load the input */ |
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for (j = 0; j < 16; j++) |
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LOAD_OP(i + j, W, input); |
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} else { |
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for (j = 0; j < 16; j++) { |
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BLEND_OP(i + j, W); |
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} |
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} |
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} |
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t1 = h + e1(e) + Ch(e, f, g) + sha512_K[i] + W[(i & 15)]; |
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t2 = e0(a) + Maj(a, b, c); d += t1; h = t1 + t2; |
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t1 = g + e1(d) + Ch(d, e, f) + sha512_K[i+1] + W[(i & 15) + 1]; |
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t2 = e0(h) + Maj(h, a, b); c += t1; g = t1 + t2; |
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t1 = f + e1(c) + Ch(c, d, e) + sha512_K[i+2] + W[(i & 15) + 2]; |
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t2 = e0(g) + Maj(g, h, a); b += t1; f = t1 + t2; |
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t1 = e + e1(b) + Ch(b, c, d) + sha512_K[i+3] + W[(i & 15) + 3]; |
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t2 = e0(f) + Maj(f, g, h); a += t1; e = t1 + t2; |
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t1 = d + e1(a) + Ch(a, b, c) + sha512_K[i+4] + W[(i & 15) + 4]; |
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t2 = e0(e) + Maj(e, f, g); h += t1; d = t1 + t2; |
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t1 = c + e1(h) + Ch(h, a, b) + sha512_K[i+5] + W[(i & 15) + 5]; |
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t2 = e0(d) + Maj(d, e, f); g += t1; c = t1 + t2; |
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t1 = b + e1(g) + Ch(g, h, a) + sha512_K[i+6] + W[(i & 15) + 6]; |
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t2 = e0(c) + Maj(c, d, e); f += t1; b = t1 + t2; |
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t1 = a + e1(f) + Ch(f, g, h) + sha512_K[i+7] + W[(i & 15) + 7]; |
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t2 = e0(b) + Maj(b, c, d); e += t1; a = t1 + t2; |
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} |
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state[0] += a; state[1] += b; state[2] += c; state[3] += d; |
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state[4] += e; state[5] += f; state[6] += g; state[7] += h; |
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/* erase our data */ |
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a = b = c = d = e = f = g = h = t1 = t2 = 0; |
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} |
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void sha512_block_fn(sha512_context *sst, const uint8_t *src, |
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int blocks) |
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{ |
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while (blocks--) { |
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sha512_transform(sst->state, src); |
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src += SHA512_BLOCK_SIZE; |
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} |
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} |
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void sha512_base_do_finalize(sha512_context *sctx) |
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{ |
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const int bit_offset = SHA512_BLOCK_SIZE - sizeof(uint64_t[2]); |
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uint64_t *bits = (uint64_t *)(sctx->buf + bit_offset); |
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unsigned int partial = sctx->count[0] % SHA512_BLOCK_SIZE; |
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sctx->buf[partial++] = 0x80; |
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if (partial > bit_offset) { |
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memset(sctx->buf + partial, 0x0, SHA512_BLOCK_SIZE - partial); |
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partial = 0; |
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sha512_block_fn(sctx, sctx->buf, 1); |
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} |
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memset(sctx->buf + partial, 0x0, bit_offset - partial); |
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bits[0] = cpu_to_be64(sctx->count[1] << 3 | sctx->count[0] >> 61); |
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bits[1] = cpu_to_be64(sctx->count[0] << 3); |
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sha512_block_fn(sctx, sctx->buf, 1); |
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} |
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void sha512_base_do_update(sha512_context *sctx, |
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const uint8_t *data, |
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unsigned int len) |
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{ |
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unsigned int partial = sctx->count[0] % SHA512_BLOCK_SIZE; |
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sctx->count[0] += len; |
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if (sctx->count[0] < len) |
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sctx->count[1]++; |
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if (((partial + len) >= SHA512_BLOCK_SIZE)) { |
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int blocks; |
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if (partial) { |
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int p = SHA512_BLOCK_SIZE - partial; |
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memcpy(sctx->buf + partial, data, p); |
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data += p; |
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len -= p; |
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sha512_block_fn(sctx, sctx->buf, 1); |
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} |
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blocks = len / SHA512_BLOCK_SIZE; |
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len %= SHA512_BLOCK_SIZE; |
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if (blocks) { |
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sha512_block_fn(sctx, data, blocks); |
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data += blocks * SHA512_BLOCK_SIZE; |
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} |
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partial = 0; |
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} |
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if (len) |
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memcpy(sctx->buf + partial, data, len); |
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} |
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@ -0,0 +1,166 @@ |
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/*
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* Copyright (c) 2024, Altera Corporation. All rights reserved. |
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* |
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* SPDX-License-Identifier: BSD-3-Clause |
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*/ |
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#ifndef SOCFPGA_SHA_H |
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#define SOCFPGA_SHA_H |
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#include <stdlib.h> |
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#define SHA384_SUM_LEN 48 |
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#define SHA384_DER_LEN 19 |
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#define SHA512_SUM_LEN 64 |
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#define SHA512_DER_LEN 19 |
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#define SHA512_BLOCK_SIZE 128 |
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/* MACRO Function */ |
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#define GET_UINT64_BE(n, b, i) { \ |
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(n) = ((unsigned long long) (b)[(i)] << 56) |\ |
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((unsigned long long) (b)[(i) + 1] << 48) |\ |
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((unsigned long long) (b)[(i) + 2] << 40) |\ |
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((unsigned long long) (b)[(i) + 3] << 32) |\ |
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((unsigned long long) (b)[(i) + 4] << 24) |\ |
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((unsigned long long) (b)[(i) + 5] << 16) |\ |
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((unsigned long long) (b)[(i) + 6] << 8) |\ |
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((unsigned long long) (b)[(i) + 7]);\ |
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} |
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#define PUT_UINT64_BE(n, b, i) { \ |
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(b)[(i)] = (unsigned char) ((n) >> 56);\ |
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(b)[(i) + 1] = (unsigned char) ((n) >> 48);\ |
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(b)[(i) + 2] = (unsigned char) ((n) >> 40);\ |
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(b)[(i) + 3] = (unsigned char) ((n) >> 32);\ |
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(b)[(i) + 4] = (unsigned char) ((n) >> 24);\ |
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(b)[(i) + 5] = (unsigned char) ((n) >> 16);\ |
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(b)[(i) + 6] = (unsigned char) ((n) >> 8);\ |
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(b)[(i) + 7] = (unsigned char) ((n));\ |
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} |
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#define e0(x) (ror64(x, 28) ^ ror64(x, 34) ^ ror64(x, 39)) |
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#define e1(x) (ror64(x, 14) ^ ror64(x, 18) ^ ror64(x, 41)) |
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#define s0(x) (ror64(x, 1) ^ ror64(x, 8) ^ (x >> 7)) |
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#define s1(x) (ror64(x, 19) ^ ror64(x, 61) ^ (x >> 6)) |
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/* Inline Function Definitions */ |
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/* ror64() to rotate its right in 64 bits. */ |
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static inline uint64_t ror64(uint64_t input, unsigned int shift) |
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{ |
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return (input >> (shift & 63)) | (input << ((-shift) & 63)); |
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} |
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static inline uint64_t Ch(uint64_t x, uint64_t y, uint64_t z) |
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{ |
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return z ^ (x & (y ^ z)); |
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} |
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static inline uint64_t Maj(uint64_t x, uint64_t y, uint64_t z) |
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{ |
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return (x & y) | (z & (x | y)); |
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} |
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static inline void LOAD_OP(int I, uint64_t *W, const uint8_t *input) |
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{ |
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GET_UINT64_BE(W[I], input, I*8); |
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} |
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static inline void BLEND_OP(int I, uint64_t *W) |
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{ |
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W[I & 15] += s1(W[(I-2) & 15]) + W[(I-7) & 15] + s0(W[(I-15) & 15]); |
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} |
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#if __BYTE_ORDER == __LITTLE_ENDIAN |
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inline uint32_t le32_to_cpue(const uint32_t *p) |
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{ |
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return (uint32_t)*p; |
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} |
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#else |
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inline uint32_t le32_to_cpue(const uint32_t *p) |
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{ |
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return swab32(*p); |
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} |
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#endif |
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static const uint64_t sha512_K[80] = { |
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0x428a2f98d728ae22ULL, 0x7137449123ef65cdULL, 0xb5c0fbcfec4d3b2fULL, |
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0xe9b5dba58189dbbcULL, 0x3956c25bf348b538ULL, 0x59f111f1b605d019ULL, |
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0x923f82a4af194f9bULL, 0xab1c5ed5da6d8118ULL, 0xd807aa98a3030242ULL, |
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0x12835b0145706fbeULL, 0x243185be4ee4b28cULL, 0x550c7dc3d5ffb4e2ULL, |
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0x72be5d74f27b896fULL, 0x80deb1fe3b1696b1ULL, 0x9bdc06a725c71235ULL, |
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0xc19bf174cf692694ULL, 0xe49b69c19ef14ad2ULL, 0xefbe4786384f25e3ULL, |
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0x0fc19dc68b8cd5b5ULL, 0x240ca1cc77ac9c65ULL, 0x2de92c6f592b0275ULL, |
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0x4a7484aa6ea6e483ULL, 0x5cb0a9dcbd41fbd4ULL, 0x76f988da831153b5ULL, |
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0x983e5152ee66dfabULL, 0xa831c66d2db43210ULL, 0xb00327c898fb213fULL, |
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0xbf597fc7beef0ee4ULL, 0xc6e00bf33da88fc2ULL, 0xd5a79147930aa725ULL, |
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0x06ca6351e003826fULL, 0x142929670a0e6e70ULL, 0x27b70a8546d22ffcULL, |
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0x2e1b21385c26c926ULL, 0x4d2c6dfc5ac42aedULL, 0x53380d139d95b3dfULL, |
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0x650a73548baf63deULL, 0x766a0abb3c77b2a8ULL, 0x81c2c92e47edaee6ULL, |
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0x92722c851482353bULL, 0xa2bfe8a14cf10364ULL, 0xa81a664bbc423001ULL, |
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0xc24b8b70d0f89791ULL, 0xc76c51a30654be30ULL, 0xd192e819d6ef5218ULL, |
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0xd69906245565a910ULL, 0xf40e35855771202aULL, 0x106aa07032bbd1b8ULL, |
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0x19a4c116b8d2d0c8ULL, 0x1e376c085141ab53ULL, 0x2748774cdf8eeb99ULL, |
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0x34b0bcb5e19b48a8ULL, 0x391c0cb3c5c95a63ULL, 0x4ed8aa4ae3418acbULL, |
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0x5b9cca4f7763e373ULL, 0x682e6ff3d6b2b8a3ULL, 0x748f82ee5defb2fcULL, |
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0x78a5636f43172f60ULL, 0x84c87814a1f0ab72ULL, 0x8cc702081a6439ecULL, |
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0x90befffa23631e28ULL, 0xa4506cebde82bde9ULL, 0xbef9a3f7b2c67915ULL, |
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0xc67178f2e372532bULL, 0xca273eceea26619cULL, 0xd186b8c721c0c207ULL, |
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0xeada7dd6cde0eb1eULL, 0xf57d4f7fee6ed178ULL, 0x06f067aa72176fbaULL, |
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0x0a637dc5a2c898a6ULL, 0x113f9804bef90daeULL, 0x1b710b35131c471bULL, |
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0x28db77f523047d84ULL, 0x32caab7b40c72493ULL, 0x3c9ebe0a15c9bebcULL, |
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0x431d67c49c100d4cULL, 0x4cc5d4becb3e42b6ULL, 0x597f299cfc657e2aULL, |
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0x5fcb6fab3ad6faecULL, 0x6c44198c4a475817ULL, |
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}; |
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#define __cpu_to_le64(x) ((__force __le64)(__u64)(x)) |
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#define _uswap_64(x, sfx) \ |
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((((x) & 0xff00000000000000##sfx) >> 56) |\ |
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(((x) & 0x00ff000000000000##sfx) >> 40) |\ |
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(((x) & 0x0000ff0000000000##sfx) >> 24) |\ |
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(((x) & 0x000000ff00000000##sfx) >> 8) |\ |
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(((x) & 0x00000000ff000000##sfx) << 8) |\ |
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(((x) & 0x0000000000ff0000##sfx) << 24) |\ |
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(((x) & 0x000000000000ff00##sfx) << 40) |\ |
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(((x) & 0x00000000000000ff##sfx) << 56)) |
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#if defined(__GNUC__) |
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#define uswap_64(x) _uswap_64(x, ull) |
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#else |
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#define uswap_64(x) _uswap_64(x) |
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#endif |
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#if __BYTE_ORDER == __LITTLE_ENDIAN |
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#define cpu_to_be64(x) uswap_64(x) |
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#else |
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#define cpu_to_be64(x) (x) |
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#endif |
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typedef struct { |
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uint64_t state[SHA512_SUM_LEN / 8]; |
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uint64_t count[2]; |
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uint8_t buf[SHA512_BLOCK_SIZE]; |
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} sha512_context; |
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/* Function Definitions */ |
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/* SHA384 Start Here */ |
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void sha384_init(sha512_context *ctx); |
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void sha384_update(sha512_context *ctx, const uint8_t *input, uint32_t length); |
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void sha384_finish(sha512_context *ctx, uint8_t digest[SHA384_SUM_LEN]); |
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void sha384_start(const unsigned char *input, unsigned int len, |
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unsigned char *output, unsigned int chunk_sz); |
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/* SHA512 Start Here */ |
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void sha512_init(sha512_context *ctx); |
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void sha512_update(sha512_context *ctx, const uint8_t *input, uint32_t length); |
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void sha512_finish(sha512_context *ctx, uint8_t digest[SHA512_SUM_LEN]); |
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void sha512_start(const unsigned char *input, unsigned int len, |
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unsigned char *output); |
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void sha512_transform(uint64_t *state, const uint8_t *input); |
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void sha512_block_fn(sha512_context *sst, const uint8_t *src, int blocks); |
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void sha512_base_do_finalize(sha512_context *sctx); |
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void sha512_base_do_update(sha512_context *sctx, const uint8_t *data, |
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unsigned int len); |
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|
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#endif |
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Reference in new issue