Here is the set of command which has been performed to proof this feature. gzip < fpga.bin > fpga.bin.gz mkimage -A arm -O u-boot -T firmware -C gzip \ -a 20000000 -n "zc702_fpga_bin" -d fpga.bin.gz fpga.bin.gz.ub
tftp 100000 fpga.bin.gz.ub fpga loadmk 0 100000 This flow should speedup loading bitstream data from external memory and save image footprint in non volatile memory. Signed-off-by: Michal Simek <michal.si...@xilinx.com> Acked-by: Jagannadha Sutradharudu Teki <jaga...@xilinx.com> --- common/cmd_fpga.c | 22 +++++++++++++++++++--- 1 file changed, 19 insertions(+), 3 deletions(-) diff --git a/common/cmd_fpga.c b/common/cmd_fpga.c index c4b3c8f..010cd24 100644 --- a/common/cmd_fpga.c +++ b/common/cmd_fpga.c @@ -160,9 +160,25 @@ int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) image_header_t *hdr = (image_header_t *)fpga_data; ulong data; - - data = (ulong)image_get_data(hdr); - data_size = image_get_data_size(hdr); + uint8_t comp; + + comp = image_get_comp(hdr); + if (comp == IH_COMP_GZIP) { + ulong image_buf = image_get_data(hdr); + data = image_get_load(hdr); + ulong image_size = ~0UL; + + if (gunzip((void *)data, ~0UL, + (void *)image_buf, + &image_size) != 0) { + puts("GUNZIP: error\n"); + return 1; + } + data_size = image_size; + } else { + data = (ulong)image_get_data(hdr); + data_size = image_get_data_size(hdr); + } rc = fpga_load(dev, (void *)data, data_size); } break; -- 1.8.2.3
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