Try to print something useful and helpful for the user.

Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
 tools/intel_bios_reader.c | 43 ++++++++++++++++++++++++-------------------
 1 file changed, 24 insertions(+), 19 deletions(-)

diff --git a/tools/intel_bios_reader.c b/tools/intel_bios_reader.c
index 1b1cb6bc8ebf..7c3e1bcaa387 100644
--- a/tools/intel_bios_reader.c
+++ b/tools/intel_bios_reader.c
@@ -851,41 +851,46 @@ static void dump_mipi_config(const struct bdb_block 
*block)
 
 static const uint8_t *mipi_dump_send_packet(const uint8_t *data)
 {
-       uint8_t type, byte, count;
-       uint16_t len;
+       uint8_t flags, type;
+       uint16_t len, i;
 
-       byte = *data++;
-       /* get packet type and increment the pointer */
+       flags = *data++;
        type = *data++;
-
        len = *((uint16_t *) data);
        data += 2;
-       printf("\t\t SEND COMMAND: ");
-       printf("0x%x 0x%x 0x%x", byte, type, len);
-       for (count = 0; count < len; count++)
-               printf(" 0x%x",*(data+count));
+
+       printf("\t\tSend DCS: Port %s, VC %d, %s, Type %02x, Length %u, Data",
+              (flags >> 3) & 1 ? "C" : "A",
+              (flags >> 1) & 3,
+              flags & 1 ? "HS" : "LP",
+              type,
+              len);
+       for (i = 0; i < len; i++)
+               printf(" %02x", *data++);
        printf("\n");
-       data += len;
+
        return data;
 }
 
 static const uint8_t *mipi_dump_delay(const uint8_t *data)
 {
-       printf("\t\t Delay : 0x%x 0x%x 0x%x 0x%x\n", data[0], data[1], data[2], 
data[3]);
-       data += 4;
-       return data;
+       printf("\t\tDelay: %u us\n", *((const uint32_t *)data));
+
+       return data + 4;
 }
 
 static const uint8_t *mipi_dump_gpio(const uint8_t *data)
 {
-       uint8_t gpio, action;
+       uint8_t index, flags;
+
+       index = *data++;
+       flags = *data++;
 
-       printf("\t\t GPIO value:");
-       gpio = *data++;
+       printf("\t\tGPIO index %u, source %d, set %d\n",
+              index,
+              (flags >> 1) & 3,
+              flags & 1);
 
-       /* pull up/down */
-       action = *data++;
-       printf(" 0x%x 0x%x\n", gpio, action);
        return data;
 }
 
-- 
2.1.4

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