Message ID | 20210324223846.17407-4-klaus@linux.vnet.ibm.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | aspeed: HACE hash Scatter-Gather support | expand |
On Wed, 24 Mar 2021 at 22:39, Klaus Heinrich Kiwi <klaus@linux.vnet.ibm.com> wrote: > > Expand current Aspeed HACE testsuite to also include Scatter-Gather of > sha256 and sha512 operations. > > Signed-off-by: Klaus Heinrich Kiwi <klaus@linux.vnet.ibm.com> > --- > tests/qtest/aspeed_hace-test.c | 164 ++++++++++++++++++++++++++++++--- > 1 file changed, 153 insertions(+), 11 deletions(-) > > diff --git a/tests/qtest/aspeed_hace-test.c b/tests/qtest/aspeed_hace-test.c > index 2b624b6b09..ae3f963449 100644 > --- a/tests/qtest/aspeed_hace-test.c > +++ b/tests/qtest/aspeed_hace-test.c > @@ -35,6 +35,11 @@ > #define HACE_HASH_DATA_LEN 0x2c > #define HACE_HASH_CMD 0x30 > > +struct aspeed_sg_list { > + uint32_t len; > + uint32_t phy_addr; > +} __attribute__ ((__packed__)); > + > /* > * Test vector is the ascii "abc" > * > @@ -63,6 +68,33 @@ static const uint8_t test_result_md5[] = { > 0x90, 0x01, 0x50, 0x98, 0x3c, 0xd2, 0x4f, 0xb0, 0xd6, 0x96, 0x3f, 0x7d, > 0x28, 0xe1, 0x7f, 0x72}; > > +/* > + * The Scatter-Gather Test vector is the ascii "abc" "def" "ghi", broken > + * into blocks of 3 characters as shown > + * > + * Expected results were generated using command line utitiles: > + * > + * echo -n -e 'abcdefghi' | dd of=/tmp/test > + * for hash in sha512sum sha256sum; do $hash /tmp/test; done > + * > + */ > +static const uint8_t test_vector_sg1[] = {0x61, 0x62, 0x63}; > +static const uint8_t test_vector_sg2[] = {0x64, 0x65, 0x66}; > +static const uint8_t test_vector_sg3[] = {0x67, 0x68, 0x69}; > + > +static const uint8_t test_result_sg_sha512[] = { > + 0xf2, 0x2d, 0x51, 0xd2, 0x52, 0x92, 0xca, 0x1d, 0x0f, 0x68, 0xf6, 0x9a, > + 0xed, 0xc7, 0x89, 0x70, 0x19, 0x30, 0x8c, 0xc9, 0xdb, 0x46, 0xef, 0xb7, > + 0x5a, 0x03, 0xdd, 0x49, 0x4f, 0xc7, 0xf1, 0x26, 0xc0, 0x10, 0xe8, 0xad, > + 0xe6, 0xa0, 0x0a, 0x0c, 0x1a, 0x5f, 0x1b, 0x75, 0xd8, 0x1e, 0x0e, 0xd5, > + 0xa9, 0x3c, 0xe9, 0x8d, 0xc9, 0xb8, 0x33, 0xdb, 0x78, 0x39, 0x24, 0x7b, > + 0x1d, 0x9c, 0x24, 0xfe}; > + > +static const uint8_t test_result_sg_sha256[] = { > + 0x19, 0xcc, 0x02, 0xf2, 0x6d, 0xf4, 0x3c, 0xc5, 0x71, 0xbc, 0x9e, 0xd7, > + 0xb0, 0xc4, 0xd2, 0x92, 0x24, 0xa3, 0xec, 0x22, 0x95, 0x29, 0x22, 0x17, > + 0x25, 0xef, 0x76, 0xd0, 0x21, 0xc8, 0x32, 0x6f}; > + > > static void write_regs(QTestState *s, uint32_t base, uint32_t src, > uint32_t length, uint32_t out, uint32_t method) > @@ -167,28 +199,124 @@ static void test_sha512(const char *machine, const uint32_t base, > test_result_sha512, sizeof(digest)); > } > > +static void test_sha256_sg(const char *machine, const uint32_t base, > + const uint32_t src_addr) > +{ > + QTestState *s = qtest_init(machine); > + > + const uint32_t src_addr_1 = src_addr + 0x1000000; > + const uint32_t src_addr_2 = src_addr + 0x2000000; > + const uint32_t src_addr_3 = src_addr + 0x3000000; > + const uint32_t digest_addr = src_addr + 0x4000000; > + uint8_t digest[32] = {0}; > + struct aspeed_sg_list array[] = { > + { sizeof(test_vector_sg1), src_addr_1}, > + { sizeof(test_vector_sg2), src_addr_2}, > + { sizeof(test_vector_sg3) | 1u << 31, src_addr_3}, These sizeofs are always going to be 3. I assume 1 << 31 is to indicate the final entry? Perhaps add a define for it. > + }; > + > + /* Check engine is idle, no busy or irq bits set */ > + g_assert_cmphex(qtest_readl(s, base + HACE_STS), ==, 0); > + > + /* Write test vector into memory */ > + qtest_memwrite(s, src_addr_1, test_vector_sg1, sizeof(test_vector_sg1)); > + qtest_memwrite(s, src_addr_2, test_vector_sg2, sizeof(test_vector_sg2)); > + qtest_memwrite(s, src_addr_3, test_vector_sg3, sizeof(test_vector_sg3)); It would simplify your test case if you wrote the test vector to the one memory location. > + qtest_memwrite(s, src_addr, array, sizeof(array)); > + > + write_regs(s, base, src_addr, > + (sizeof(test_vector_sg1) > + + sizeof(test_vector_sg2) > + + sizeof(test_vector_sg3)), > + digest_addr, HACE_ALGO_SHA256 | HACE_SG_EN); > + > + /* Check hash IRQ status is asserted */ > + g_assert_cmphex(qtest_readl(s, base + HACE_STS), ==, 0x00000200); > + > + /* Clear IRQ status and check status is deasserted */ > + qtest_writel(s, base + HACE_STS, 0x00000200); > + g_assert_cmphex(qtest_readl(s, base + HACE_STS), ==, 0); > + > + /* Read computed digest from memory */ > + qtest_memread(s, digest_addr, digest, sizeof(digest)); > + > + /* Check result of computation */ > + g_assert_cmpmem(digest, sizeof(digest), > + test_result_sg_sha256, sizeof(digest)); > +} > + > struct masks { > - uint32_t src; > + uint32_t src_direct; You could leave this one the same. > + uint32_t src_sg; You add this, but haven't written a new test to use it. > uint32_t dest; > uint32_t len; > }; > > static const struct masks ast2600_masks = { > - .src = 0x7fffffff, > - .dest = 0x7ffffff8, > - .len = 0x0fffffff, > + .src_direct = 0x7fffffff, > + .src_sg = 0x7ffffff8, > + .dest = 0x7ffffff8, > + .len = 0x0fffffff, > }; > > static const struct masks ast2500_masks = { > - .src = 0x3fffffff, > - .dest = 0x3ffffff8, > - .len = 0x0fffffff, > + .src_direct = 0x3fffffff, > + .src_sg = 0x0, /* SG mode not supported */ There's no need to add it in this case. > + .dest = 0x3ffffff8, > + .len = 0x0fffffff, > }; > > static const struct masks ast2400_masks = { > - .src = 0x0fffffff, > - .dest = 0x0ffffff8, > - .len = 0x0fffffff, > + .src_direct = 0x0fffffff, > + .src_sg = 0x0, /* SG mode not supported */ > + .dest = 0x0ffffff8, > + .len = 0x0fffffff, > }; > > static void test_addresses(const char *machine, const uint32_t base, > @@ -208,7 +336,8 @@ static void test_addresses(const char *machine, const uint32_t base, > > /* Check that the address masking is correct */ > qtest_writel(s, base + HACE_HASH_SRC, 0xffffffff); > - g_assert_cmphex(qtest_readl(s, base + HACE_HASH_SRC), ==, expected->src); > + g_assert_cmphex(qtest_readl(s, base + HACE_HASH_SRC), ==, > + expected->src_direct); > > qtest_writel(s, base + HACE_HASH_DIGEST, 0xffffffff); > g_assert_cmphex(qtest_readl(s, base + HACE_HASH_DIGEST), ==, expected->dest); > @@ -238,11 +367,21 @@ static void test_sha256_ast2600(void) > test_sha256("-machine ast2600-evb", 0x1e6d0000, 0x80000000); > } > > +static void test_sha256_sg_ast2600(void) > +{ > + test_sha256_sg("-machine ast2600-evb", 0x1e6d0000, 0x80000000); > +} > + > static void test_sha512_ast2600(void) > { > test_sha512("-machine ast2600-evb", 0x1e6d0000, 0x80000000); > } > > +static void test_sha512_sg_ast2600(void) > +{ > + test_sha512_sg("-machine ast2600-evb", 0x1e6d0000, 0x80000000); > +} > + > static void test_addresses_ast2600(void) > { > test_addresses("-machine ast2600-evb", 0x1e6d0000, &ast2600_masks); > @@ -299,6 +438,9 @@ int main(int argc, char **argv) > qtest_add_func("ast2600/hace/sha256", test_sha256_ast2600); > qtest_add_func("ast2600/hace/md5", test_md5_ast2600); > > + qtest_add_func("ast2600/hace/sha512_sg", test_sha512_sg_ast2600); > + qtest_add_func("ast2600/hace/sha256_sg", test_sha256_sg_ast2600); > + > qtest_add_func("ast2500/hace/addresses", test_addresses_ast2500); > qtest_add_func("ast2500/hace/sha512", test_sha512_ast2500); > qtest_add_func("ast2500/hace/sha256", test_sha256_ast2500); > -- > 2.25.1 >
Hi Joel, On 3/24/2021 11:18 PM, Joel Stanley wrote: >> + const uint32_t src_addr_1 = src_addr + 0x1000000; >> + const uint32_t src_addr_2 = src_addr + 0x2000000; >> + const uint32_t src_addr_3 = src_addr + 0x3000000; >> + const uint32_t digest_addr = src_addr + 0x4000000; >> + uint8_t digest[32] = {0}; >> + struct aspeed_sg_list array[] = { >> + { sizeof(test_vector_sg1), src_addr_1}, >> + { sizeof(test_vector_sg2), src_addr_2}, >> + { sizeof(test_vector_sg3) | 1u << 31, src_addr_3}, > > These sizeofs are always going to be 3. I was trying to not hard-code 3 here and perhaps allow for more clarity and extensibility, in case we ever decide to use larger vectors? > I assume 1 << 31 is to indicate the final entry? Perhaps add a define for it. ack > >> + }; >> + >> + /* Check engine is idle, no busy or irq bits set */ >> + g_assert_cmphex(qtest_readl(s, base + HACE_STS), ==, 0); >> + >> + /* Write test vector into memory */ >> + qtest_memwrite(s, src_addr_1, test_vector_sg1, sizeof(test_vector_sg1)); >> + qtest_memwrite(s, src_addr_2, test_vector_sg2, sizeof(test_vector_sg2)); >> + qtest_memwrite(s, src_addr_3, test_vector_sg3, sizeof(test_vector_sg3)); > > It would simplify your test case if you wrote the test vector to the > one memory location. I guess I like that each vector is significantly displaced from each other, as this is supported by the hardware. > >> struct masks { >> - uint32_t src; >> + uint32_t src_direct; > > You could leave this one the same. > >> + uint32_t src_sg; > > You add this, but haven't written a new test to use it. Turns out there's nothing special about src/dst/len masking when using HASH_SG_EN, so I'll remove those. Thanks, -Klaus
diff --git a/tests/qtest/aspeed_hace-test.c b/tests/qtest/aspeed_hace-test.c index 2b624b6b09..ae3f963449 100644 --- a/tests/qtest/aspeed_hace-test.c +++ b/tests/qtest/aspeed_hace-test.c @@ -35,6 +35,11 @@ #define HACE_HASH_DATA_LEN 0x2c #define HACE_HASH_CMD 0x30 +struct aspeed_sg_list { + uint32_t len; + uint32_t phy_addr; +} __attribute__ ((__packed__)); + /* * Test vector is the ascii "abc" * @@ -63,6 +68,33 @@ static const uint8_t test_result_md5[] = { 0x90, 0x01, 0x50, 0x98, 0x3c, 0xd2, 0x4f, 0xb0, 0xd6, 0x96, 0x3f, 0x7d, 0x28, 0xe1, 0x7f, 0x72}; +/* + * The Scatter-Gather Test vector is the ascii "abc" "def" "ghi", broken + * into blocks of 3 characters as shown + * + * Expected results were generated using command line utitiles: + * + * echo -n -e 'abcdefghi' | dd of=/tmp/test + * for hash in sha512sum sha256sum; do $hash /tmp/test; done + * + */ +static const uint8_t test_vector_sg1[] = {0x61, 0x62, 0x63}; +static const uint8_t test_vector_sg2[] = {0x64, 0x65, 0x66}; +static const uint8_t test_vector_sg3[] = {0x67, 0x68, 0x69}; + +static const uint8_t test_result_sg_sha512[] = { + 0xf2, 0x2d, 0x51, 0xd2, 0x52, 0x92, 0xca, 0x1d, 0x0f, 0x68, 0xf6, 0x9a, + 0xed, 0xc7, 0x89, 0x70, 0x19, 0x30, 0x8c, 0xc9, 0xdb, 0x46, 0xef, 0xb7, + 0x5a, 0x03, 0xdd, 0x49, 0x4f, 0xc7, 0xf1, 0x26, 0xc0, 0x10, 0xe8, 0xad, + 0xe6, 0xa0, 0x0a, 0x0c, 0x1a, 0x5f, 0x1b, 0x75, 0xd8, 0x1e, 0x0e, 0xd5, + 0xa9, 0x3c, 0xe9, 0x8d, 0xc9, 0xb8, 0x33, 0xdb, 0x78, 0x39, 0x24, 0x7b, + 0x1d, 0x9c, 0x24, 0xfe}; + +static const uint8_t test_result_sg_sha256[] = { + 0x19, 0xcc, 0x02, 0xf2, 0x6d, 0xf4, 0x3c, 0xc5, 0x71, 0xbc, 0x9e, 0xd7, + 0xb0, 0xc4, 0xd2, 0x92, 0x24, 0xa3, 0xec, 0x22, 0x95, 0x29, 0x22, 0x17, + 0x25, 0xef, 0x76, 0xd0, 0x21, 0xc8, 0x32, 0x6f}; + static void write_regs(QTestState *s, uint32_t base, uint32_t src, uint32_t length, uint32_t out, uint32_t method) @@ -167,28 +199,124 @@ static void test_sha512(const char *machine, const uint32_t base, test_result_sha512, sizeof(digest)); } +static void test_sha256_sg(const char *machine, const uint32_t base, + const uint32_t src_addr) +{ + QTestState *s = qtest_init(machine); + + const uint32_t src_addr_1 = src_addr + 0x1000000; + const uint32_t src_addr_2 = src_addr + 0x2000000; + const uint32_t src_addr_3 = src_addr + 0x3000000; + const uint32_t digest_addr = src_addr + 0x4000000; + uint8_t digest[32] = {0}; + struct aspeed_sg_list array[] = { + { sizeof(test_vector_sg1), src_addr_1}, + { sizeof(test_vector_sg2), src_addr_2}, + { sizeof(test_vector_sg3) | 1u << 31, src_addr_3}, + }; + + /* Check engine is idle, no busy or irq bits set */ + g_assert_cmphex(qtest_readl(s, base + HACE_STS), ==, 0); + + /* Write test vector into memory */ + qtest_memwrite(s, src_addr_1, test_vector_sg1, sizeof(test_vector_sg1)); + qtest_memwrite(s, src_addr_2, test_vector_sg2, sizeof(test_vector_sg2)); + qtest_memwrite(s, src_addr_3, test_vector_sg3, sizeof(test_vector_sg3)); + qtest_memwrite(s, src_addr, array, sizeof(array)); + + write_regs(s, base, src_addr, + (sizeof(test_vector_sg1) + + sizeof(test_vector_sg2) + + sizeof(test_vector_sg3)), + digest_addr, HACE_ALGO_SHA256 | HACE_SG_EN); + + /* Check hash IRQ status is asserted */ + g_assert_cmphex(qtest_readl(s, base + HACE_STS), ==, 0x00000200); + + /* Clear IRQ status and check status is deasserted */ + qtest_writel(s, base + HACE_STS, 0x00000200); + g_assert_cmphex(qtest_readl(s, base + HACE_STS), ==, 0); + + /* Read computed digest from memory */ + qtest_memread(s, digest_addr, digest, sizeof(digest)); + + /* Check result of computation */ + g_assert_cmpmem(digest, sizeof(digest), + test_result_sg_sha256, sizeof(digest)); +} + +static void test_sha512_sg(const char *machine, const uint32_t base, + const uint32_t src_addr) +{ + QTestState *s = qtest_init(machine); + + const uint32_t src_addr_1 = src_addr + 0x1000000; + const uint32_t src_addr_2 = src_addr + 0x2000000; + const uint32_t src_addr_3 = src_addr + 0x3000000; + const uint32_t digest_addr = src_addr + 0x4000000; + uint8_t digest[64] = {0}; + struct aspeed_sg_list array[] = { + { sizeof(test_vector_sg1), src_addr_1}, + { sizeof(test_vector_sg2), src_addr_2}, + { sizeof(test_vector_sg3) | 1u << 31, src_addr_3}, + }; + + /* Check engine is idle, no busy or irq bits set */ + g_assert_cmphex(qtest_readl(s, base + HACE_STS), ==, 0); + + /* Write test vector into memory */ + qtest_memwrite(s, src_addr_1, test_vector_sg1, sizeof(test_vector_sg1)); + qtest_memwrite(s, src_addr_2, test_vector_sg2, sizeof(test_vector_sg2)); + qtest_memwrite(s, src_addr_3, test_vector_sg3, sizeof(test_vector_sg3)); + qtest_memwrite(s, src_addr, array, sizeof(array)); + + write_regs(s, base, src_addr, + (sizeof(test_vector_sg1) + + sizeof(test_vector_sg2) + + sizeof(test_vector_sg3)), + digest_addr, HACE_ALGO_SHA512 | HACE_SG_EN); + + /* Check hash IRQ status is asserted */ + g_assert_cmphex(qtest_readl(s, base + HACE_STS), ==, 0x00000200); + + /* Clear IRQ status and check status is deasserted */ + qtest_writel(s, base + HACE_STS, 0x00000200); + g_assert_cmphex(qtest_readl(s, base + HACE_STS), ==, 0); + + /* Read computed digest from memory */ + qtest_memread(s, digest_addr, digest, sizeof(digest)); + + /* Check result of computation */ + g_assert_cmpmem(digest, sizeof(digest), + test_result_sg_sha512, sizeof(digest)); +} + struct masks { - uint32_t src; + uint32_t src_direct; + uint32_t src_sg; uint32_t dest; uint32_t len; }; static const struct masks ast2600_masks = { - .src = 0x7fffffff, - .dest = 0x7ffffff8, - .len = 0x0fffffff, + .src_direct = 0x7fffffff, + .src_sg = 0x7ffffff8, + .dest = 0x7ffffff8, + .len = 0x0fffffff, }; static const struct masks ast2500_masks = { - .src = 0x3fffffff, - .dest = 0x3ffffff8, - .len = 0x0fffffff, + .src_direct = 0x3fffffff, + .src_sg = 0x0, /* SG mode not supported */ + .dest = 0x3ffffff8, + .len = 0x0fffffff, }; static const struct masks ast2400_masks = { - .src = 0x0fffffff, - .dest = 0x0ffffff8, - .len = 0x0fffffff, + .src_direct = 0x0fffffff, + .src_sg = 0x0, /* SG mode not supported */ + .dest = 0x0ffffff8, + .len = 0x0fffffff, }; static void test_addresses(const char *machine, const uint32_t base, @@ -208,7 +336,8 @@ static void test_addresses(const char *machine, const uint32_t base, /* Check that the address masking is correct */ qtest_writel(s, base + HACE_HASH_SRC, 0xffffffff); - g_assert_cmphex(qtest_readl(s, base + HACE_HASH_SRC), ==, expected->src); + g_assert_cmphex(qtest_readl(s, base + HACE_HASH_SRC), ==, + expected->src_direct); qtest_writel(s, base + HACE_HASH_DIGEST, 0xffffffff); g_assert_cmphex(qtest_readl(s, base + HACE_HASH_DIGEST), ==, expected->dest); @@ -238,11 +367,21 @@ static void test_sha256_ast2600(void) test_sha256("-machine ast2600-evb", 0x1e6d0000, 0x80000000); } +static void test_sha256_sg_ast2600(void) +{ + test_sha256_sg("-machine ast2600-evb", 0x1e6d0000, 0x80000000); +} + static void test_sha512_ast2600(void) { test_sha512("-machine ast2600-evb", 0x1e6d0000, 0x80000000); } +static void test_sha512_sg_ast2600(void) +{ + test_sha512_sg("-machine ast2600-evb", 0x1e6d0000, 0x80000000); +} + static void test_addresses_ast2600(void) { test_addresses("-machine ast2600-evb", 0x1e6d0000, &ast2600_masks); @@ -299,6 +438,9 @@ int main(int argc, char **argv) qtest_add_func("ast2600/hace/sha256", test_sha256_ast2600); qtest_add_func("ast2600/hace/md5", test_md5_ast2600); + qtest_add_func("ast2600/hace/sha512_sg", test_sha512_sg_ast2600); + qtest_add_func("ast2600/hace/sha256_sg", test_sha256_sg_ast2600); + qtest_add_func("ast2500/hace/addresses", test_addresses_ast2500); qtest_add_func("ast2500/hace/sha512", test_sha512_ast2500); qtest_add_func("ast2500/hace/sha256", test_sha256_ast2500);
Expand current Aspeed HACE testsuite to also include Scatter-Gather of sha256 and sha512 operations. Signed-off-by: Klaus Heinrich Kiwi <klaus@linux.vnet.ibm.com> --- tests/qtest/aspeed_hace-test.c | 164 ++++++++++++++++++++++++++++++--- 1 file changed, 153 insertions(+), 11 deletions(-)