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authorJoachim StroĢˆmbergson <joachim@secworks.se>2015-02-04 18:10:46 +0100
committerJoachim StroĢˆmbergson <joachim@secworks.se>2015-02-04 18:10:46 +0100
commit34b329c19ca9b24c55cc399db252c7134c18b615 (patch)
tree0d9e2204063ea03d35bc630f58ca3b5891b41a16 /sw/test-sha256
parentd9e90335c5ba49c63f3e86acc72d401ac5138de9 (diff)
(1) Adding test code to do single block hash. (2) Adding helper function for reading data from FPGA registers. (3) Moving eim config to separate function.
Diffstat (limited to 'sw/test-sha256')
-rw-r--r--sw/test-sha256/test-sha256.c89
1 files changed, 60 insertions, 29 deletions
diff --git a/sw/test-sha256/test-sha256.c b/sw/test-sha256/test-sha256.c
index d87a902..bc3190c 100644
--- a/sw/test-sha256/test-sha256.c
+++ b/sw/test-sha256/test-sha256.c
@@ -65,12 +65,56 @@
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
+uint32_t get_w32(uint32_t addr)
+{
+ unsigned int read_addr;
+ unsigned int read_data;
+ eim_read_32(read_addr, &read_data);
+
+ return read_data;
+}
+
+
+//------------------------------------------------------------------------------
+//------------------------------------------------------------------------------
void test_single_block()
{
- // Single block test vector as specified by NIST.
- //tc0 = 512'h61626380000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000018;
- //res0 = 256'hBA7816BF8F01CFEA414140DE5DAE2223B00361A396177A9CB410FF61F20015AD;
+ uint32_t write_data;
+
+ write_data = 0x61626380;
+ eim_write_32(ADDR_BLOCK0, &write_data);
+ write_data = 0x00000000;
+ eim_write_32(ADDR_BLOCK1, &write_data);
+ eim_write_32(ADDR_BLOCK2, &write_data);
+ eim_write_32(ADDR_BLOCK3, &write_data);
+ eim_write_32(ADDR_BLOCK4, &write_data);
+ eim_write_32(ADDR_BLOCK5, &write_data);
+ eim_write_32(ADDR_BLOCK6, &write_data);
+ eim_write_32(ADDR_BLOCK7, &write_data);
+ eim_write_32(ADDR_BLOCK8, &write_data);
+ eim_write_32(ADDR_BLOCK9, &write_data);
+ eim_write_32(ADDR_BLOCK10, &write_data);
+ eim_write_32(ADDR_BLOCK11, &write_data);
+ eim_write_32(ADDR_BLOCK12, &write_data);
+ eim_write_32(ADDR_BLOCK13, &write_data);
+ eim_write_32(ADDR_BLOCK14, &write_data);
+ write_data = 0x00000018;
+ eim_write_32(ADDR_BLOCK15, &write_data);
+
+ write_data = 0x00000001;
+ eim_write_32(ADDR_CTRL, &write_data);
+
+ printf("digest0 = 0x%08x\n", get_w32(ADDR_DIGEST0));
+ printf("digest1 = 0x%08x\n", get_w32(ADDR_DIGEST1));
+ printf("digest2 = 0x%08x\n", get_w32(ADDR_DIGEST2));
+ printf("digest3 = 0x%08x\n", get_w32(ADDR_DIGEST3));
+ printf("digest4 = 0x%08x\n", get_w32(ADDR_DIGEST4));
+ printf("digest5 = 0x%08x\n", get_w32(ADDR_DIGEST5));
+ printf("digest6 = 0x%08x\n", get_w32(ADDR_DIGEST6));
+ printf("digest7 = 0x%08x\n", get_w32(ADDR_DIGEST7));
+ // What we want to see:
+ // res0 = 256'hBA7816BF8F01CFEA414140DE5DAE2223B00361A396177A9CB410FF61F20015AD;
}
@@ -88,42 +132,21 @@ void test_dual_block()
}
+
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
void test_sha256()
{
- unsigned int write_addr;
- unsigned int write_data;
- unsigned int read_addr;
- unsigned int read_data;
- int ok;
- unsigned int i;
-
- // Dump register contents. See if we have the core.
- for (i = 0 ; i < 200 ; i += 4) {
- read_addr = SHA256_BASE + i;
- eim_read_32(read_addr, &read_data);
- printf("address 0x%08x = 0x%08x\n", read_addr, read_data);
- }
-
- // Try to iniate block processing and then dump
- write_addr = SHA256_BASE + 0x20;
- write_data = 0x00000001;
- eim_write_32(write_addr, &write_data);
+ uint32_t i;
- // Dump register contents. See if we have the core.
- for (i = 0 ; i < 200 ; i += 4) {
- read_addr = SHA256_BASE + i;
- eim_read_32(read_addr, &read_data);
- printf("address 0x%08x = 0x%08x\n", read_addr, read_data);
- }
+ test_single_block();
}
+
//------------------------------------------------------------------------------
-// main()
//------------------------------------------------------------------------------
-int main()
+int config_eim()
{
int ok;
unsigned int i;
@@ -139,6 +162,14 @@ int main()
printf("EIM Setup ok.\n");
}
+}
+
+//------------------------------------------------------------------------------
+// main()
+//------------------------------------------------------------------------------
+int main()
+{
+ config_eim();
test_sha256();
return 0;