cmd: fpga: Move fpga_loadbitstream to fpga.c

[karo-tx-uboot.git] / drivers / fpga / xilinx.c

diff --git a/drivers/fpga/xilinx.c b/drivers/fpga/xilinx.c
index 4072cb414a2542f01fabeb979fe00a14b00bd058..7d0342a4d142bbea896b3cd2d0c26a5315935c43 100644 (file)
--- a/drivers/fpga/xilinx.c
+++ b/drivers/fpga/xilinx.c
@@ -48,6 +48,92 @@ static int xilinx_validate (Xilinx_desc * desc, char *fn);
 
 /* ------------------------------------------------------------------------- */
 
+int fpga_loadbitstream(unsigned long dev, char *fpgadata, size_t size)
+{
+       unsigned int length;
+       unsigned int swapsize;
+       char buffer[80];
+       unsigned char *dataptr;
+       unsigned int i;
+
+       dataptr = (unsigned char *)fpgadata;
+
+       /* skip the first bytes of the bitsteam, their meaning is unknown */
+       length = (*dataptr << 8) + *(dataptr + 1);
+       dataptr += 2;
+       dataptr += length;
+
+       /* get design name (identifier, length, string) */
+       length = (*dataptr << 8) + *(dataptr + 1);
+       dataptr += 2;
+       if (*dataptr++ != 0x61) {
+               debug("%s: Design name id not recognized in bitstream\n",
+                     __func__);
+               return FPGA_FAIL;
+       }
+
+       length = (*dataptr << 8) + *(dataptr + 1);
+       dataptr += 2;
+       for (i = 0; i < length; i++)
+               buffer[i] = *dataptr++;
+
+       printf("  design filename = \"%s\"\n", buffer);
+
+       /* get part number (identifier, length, string) */
+       if (*dataptr++ != 0x62) {
+               printf("%s: Part number id not recognized in bitstream\n",
+                      __func__);
+               return FPGA_FAIL;
+       }
+
+       length = (*dataptr << 8) + *(dataptr + 1);
+       dataptr += 2;
+       for (i = 0; i < length; i++)
+               buffer[i] = *dataptr++;
+       printf("  part number = \"%s\"\n", buffer);
+
+       /* get date (identifier, length, string) */
+       if (*dataptr++ != 0x63) {
+               printf("%s: Date identifier not recognized in bitstream\n",
+                      __func__);
+               return FPGA_FAIL;
+       }
+
+       length = (*dataptr << 8) + *(dataptr+1);
+       dataptr += 2;
+       for (i = 0; i < length; i++)
+               buffer[i] = *dataptr++;
+       printf("  date = \"%s\"\n", buffer);
+
+       /* get time (identifier, length, string) */
+       if (*dataptr++ != 0x64) {
+               printf("%s: Time identifier not recognized in bitstream\n",
+                      __func__);
+               return FPGA_FAIL;
+       }
+
+       length = (*dataptr << 8) + *(dataptr+1);
+       dataptr += 2;
+       for (i = 0; i < length; i++)
+               buffer[i] = *dataptr++;
+       printf("  time = \"%s\"\n", buffer);
+
+       /* get fpga data length (identifier, length) */
+       if (*dataptr++ != 0x65) {
+               printf("%s: Data length id not recognized in bitstream\n",
+                      __func__);
+               return FPGA_FAIL;
+       }
+       swapsize = ((unsigned int) *dataptr << 24) +
+                  ((unsigned int) *(dataptr + 1) << 16) +
+                  ((unsigned int) *(dataptr + 2) << 8) +
+                  ((unsigned int) *(dataptr + 3));
+       dataptr += 4;
+       printf("  bytes in bitstream = %d\n", swapsize);
+
+       return fpga_load(dev, dataptr, swapsize);
+}
+
 int xilinx_load(Xilinx_desc *desc, const void *buf, size_t bsize)
 {
        int ret_val = FPGA_FAIL;        /* assume a failure */
@@ -242,7 +328,7 @@ int xilinx_info (Xilinx_desc * desc)
 
 static int xilinx_validate (Xilinx_desc * desc, char *fn)
 {
-       int ret_val = FALSE;
+       int ret_val = false;
 
        if (desc) {
                if ((desc->family > min_xilinx_type) &&
@@ -250,7 +336,7 @@ static int xilinx_validate (Xilinx_desc * desc, char *fn)
                        if ((desc->iface > min_xilinx_iface_type) &&
                                (desc->iface < max_xilinx_iface_type)) {
                                if (desc->size) {
-                                       ret_val = TRUE;
+                                       ret_val = true;
                                } else
                                        printf ("%s: NULL part size\n", fn);
                        } else