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-rw-r--r--sw/test-sha256/test-sha256.c115
1 files changed, 45 insertions, 70 deletions
diff --git a/sw/test-sha256/test-sha256.c b/sw/test-sha256/test-sha256.c
index 9f7b331..9b0fa1d 100644
--- a/sw/test-sha256/test-sha256.c
+++ b/sw/test-sha256/test-sha256.c
@@ -18,53 +18,49 @@
//------------------------------------------------------------------------------
// Defines
+//
+// Symbolic names for the SHA256 core API.
//------------------------------------------------------------------------------
#define SHA256_PREFIX (0x0000)
-#define SHA_BASE (EIM_BASE_ADDR + SHA256_PREFIX)
-
-#define DEMO_ADDER_BASE_ADDR (EIM_BASE_ADDR + 0x0000)
-#define DEMO_ADDER_X_REG (DEMO_ADDER_BASE_ADDR + 0)
-#define DEMO_ADDER_Y_REG (DEMO_ADDER_BASE_ADDR + 4)
-
-
-//------------------------------------------------------------------------------
-// Testing Parameters
-//------------------------------------------------------------------------------
-
-
-//------------------------------------------------------------------------------
-//------------------------------------------------------------------------------
-void test_regs()
-{
- unsigned int read_addr;
- unsigned int read_data;
- unsigned int write_addr;
- unsigned int write_data;
- unsigned int i;
-
-//
-// for (i = 0 ; i < 0x40000 ; i += 4) {
-// read_addr = EIM_BASE_ADDR + i;
-// eim_read_32(read_addr, &read_data);
-// printf("address 0x%08x = 0x%08x\n", read_addr, read_data);
-// }
-
- read_addr = DEMO_ADDER_X_REG;
- eim_read_32(read_addr, &read_data);
- printf("address 0x%08x = 0x%08x\n", read_addr, read_data);
-
- read_addr = DEMO_ADDER_Y_REG;
- eim_read_32(read_addr, &read_data);
- printf("address 0x%08x = 0x%08x\n", read_addr, read_data);
-
- write_addr = DEMO_ADDER_Y_REG;
- write_data = 0xaa55aa55;
- eim_write_32(write_addr, &write_data);
-
- read_addr = DEMO_ADDER_Y_REG;
- eim_read_32(read_addr, &read_data);
- printf("address 0x%08x = 0x%08x\n", read_addr, read_data);
-}
+#define SHA256_BASE (EIM_BASE_ADDR + SHA256_PREFIX)
+
+#define ADDR_NAME0 (SHA256_BASE + (0x00 << 2))
+#define ADDR_NAME1 (SHA256_BASE + (0x01 << 2))
+#define ADDR_VERSION (SHA256_BASE + (0x02 << 2))
+
+#define ADDR_CTRL (SHA256_BASE + (0x08 << 2))
+#define CTRL_INIT_BIT 0
+#define CTRL_NEXT_BIT 1
+
+#define ADDR_STATUS (SHA256_BASE + (0x09 << 2))
+#define STATUS_READY_BIT 0
+#define STATUS_VALID_BIT 1
+
+#define ADDR_BLOCK0 (SHA256_BASE + (0x10 << 2))
+#define ADDR_BLOCK1 (SHA256_BASE + (0x11 << 2))
+#define ADDR_BLOCK2 (SHA256_BASE + (0x12 << 2))
+#define ADDR_BLOCK3 (SHA256_BASE + (0x13 << 2))
+#define ADDR_BLOCK4 (SHA256_BASE + (0x14 << 2))
+#define ADDR_BLOCK5 (SHA256_BASE + (0x15 << 2))
+#define ADDR_BLOCK6 (SHA256_BASE + (0x16 << 2))
+#define ADDR_BLOCK7 (SHA256_BASE + (0x17 << 2))
+#define ADDR_BLOCK8 (SHA256_BASE + (0x18 << 2))
+#define ADDR_BLOCK9 (SHA256_BASE + (0x19 << 2))
+#define ADDR_BLOCK10 (SHA256_BASE + (0x1a << 2))
+#define ADDR_BLOCK11 (SHA256_BASE + (0x1b << 2))
+#define ADDR_BLOCK12 (SHA256_BASE + (0x1c << 2))
+#define ADDR_BLOCK13 (SHA256_BASE + (0x1d << 2))
+#define ADDR_BLOCK14 (SHA256_BASE + (0x1e << 2))
+#define ADDR_BLOCK15 (SHA256_BASE + (0x1f << 2))
+
+#define ADDR_DIGEST0 (SHA256_BASE + (0x20 << 2))
+#define ADDR_DIGEST1 (SHA256_BASE + (0x21 << 2))
+#define ADDR_DIGEST2 (SHA256_BASE + (0x22 << 2))
+#define ADDR_DIGEST3 (SHA256_BASE + (0x23 << 2))
+#define ADDR_DIGEST4 (SHA256_BASE + (0x24 << 2))
+#define ADDR_DIGEST5 (SHA256_BASE + (0x25 << 2))
+#define ADDR_DIGEST6 (SHA256_BASE + (0x26 << 2))
+#define ADDR_DIGEST7 (SHA256_BASE + (0x27 << 2))
//------------------------------------------------------------------------------
@@ -80,40 +76,19 @@ void test_sha256()
// Dump register contents. See if we have the core.
for (i = 0 ; i < 200 ; i += 4) {
- read_addr = SHA_BASE + i;
+ 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 = SHA_BASE + 0x20;
+ // Try to iniate block processing and then dump
+ write_addr = SHA256_BASE + 0x20;
write_data = 0x00000001;
eim_write_32(write_addr, &write_data);
// Dump register contents. See if we have the core.
for (i = 0 ; i < 200 ; i += 4) {
- read_addr = SHA_BASE + i;
- eim_read_32(read_addr, &read_data);
- printf("address 0x%08x = 0x%08x\n", read_addr, read_data);
- }
-
- // Dump register contents. See if we have the core.
- for (i = 0 ; i < 200 ; i += 4) {
- read_addr = SHA_BASE + i;
- eim_read_32(read_addr, &read_data);
- printf("address 0x%08x = 0x%08x\n", read_addr, read_data);
- }
-
- // Dump register contents. See if we have the core.
- for (i = 0 ; i < 200 ; i += 4) {
- read_addr = SHA_BASE + i;
- eim_read_32(read_addr, &read_data);
- printf("address 0x%08x = 0x%08x\n", read_addr, read_data);
- }
-
- // Dump register contents. See if we have the core.
- for (i = 0 ; i < 200 ; i += 4) {
- read_addr = SHA_BASE + i;
+ read_addr = SHA256_BASE + i;
eim_read_32(read_addr, &read_data);
printf("address 0x%08x = 0x%08x\n", read_addr, read_data);
}