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| author | Michal Simek <michal.simek@xilinx.com> | 2013-10-04 10:48:59 +0200 |
|---|---|---|
| committer | Michal Simek <michal.simek@xilinx.com> | 2013-11-06 09:15:12 +0100 |
| commit | b129e8cfb07cdbbf8ce0f2a165edabeb2f7a1da7 (patch) | |
| tree | 33098e1d06823d8412f140e9cfae725ccfb6c049 | |
| parent | ec4b73f09c384007b274b38052149025e080b138 (diff) | |
| download | blackbird-obmc-uboot-b129e8cfb07cdbbf8ce0f2a165edabeb2f7a1da7.tar.gz blackbird-obmc-uboot-b129e8cfb07cdbbf8ce0f2a165edabeb2f7a1da7.zip | |
fpga: zynqpl: Do not place bitstream below 1MB
DMA doesn't work when src is placed below 1MB limit.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
| -rw-r--r-- | drivers/fpga/zynqpl.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/fpga/zynqpl.c b/drivers/fpga/zynqpl.c index f2f49b56a6..1effbadda9 100644 --- a/drivers/fpga/zynqpl.c +++ b/drivers/fpga/zynqpl.c @@ -10,6 +10,7 @@ #include <common.h> #include <asm/io.h> #include <zynqpl.h> +#include <asm/sizes.h> #include <asm/arch/hardware.h> #include <asm/arch/sys_proto.h> @@ -177,6 +178,12 @@ int zynq_load(Xilinx_desc *desc, const void *buf, size_t bsize) return FPGA_FAIL; } + if ((u32)buf < SZ_1M) { + printf("%s: Bitstream has to be placed up to 1MB (%x)\n", + __func__, (u32)buf); + return FPGA_FAIL; + } + if ((u32)buf != ALIGN((u32)buf, ARCH_DMA_MINALIGN)) { u32 *new_buf = (u32 *)ALIGN((u32)buf, ARCH_DMA_MINALIGN); |
