leandrof/u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

fpga: zynqpl: Do not place bitstream below 1MB

Browse Source 
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>
This commit is contained in:
Michal Simek 2013-10-04 10:48:59 +02:00
parent ec4b73f09c
commit b129e8cfb0
1 changed files with 7 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/fpga/zynqpl.c
View File

@ -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);