@@ -248,7 +248,7 @@ int bootm_find_images(int flag, int argc, char * const argv[])
#endif
#if IMAGE_ENABLE_FIT
-#if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_XILINX)
+#if defined(CONFIG_FPGA)
/* find bitstreams */
ret = boot_get_fpga(argc, argv, &images, IH_ARCH_DEFAULT,
NULL, NULL);
@@ -1223,7 +1223,7 @@ int boot_get_setup(bootm_headers_t *images, uint8_t arch,
}
#if IMAGE_ENABLE_FIT
-#if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_XILINX)
+#if defined(CONFIG_FPGA)
int boot_get_fpga(int argc, char * const argv[], bootm_headers_t *images,
uint8_t arch, const ulong *ld_start, ulong * const ld_len)
{
@@ -1234,8 +1234,6 @@ int boot_get_fpga(int argc, char * const argv[], bootm_headers_t *images,
const char *uname, *name;
int err;
int devnum = 0; /* TODO support multi fpga platforms */
- const fpga_desc * const desc = fpga_get_desc(devnum);
- xilinx_desc *desc_xilinx = desc->devdesc;
/* Check to see if the images struct has a FIT configuration */
if (!genimg_has_config(images)) {
@@ -1280,7 +1278,7 @@ int boot_get_fpga(int argc, char * const argv[], bootm_headers_t *images,
return fit_img_result;
}
- if (img_len >= desc_xilinx->size) {
+ if (!fpga_is_partial_data(devnum, img_len)) {
name = "full";
err = fpga_loadbitstream(devnum, (char *)img_data,
img_len, BIT_FULL);
@@ -171,6 +171,15 @@ int fpga_add(fpga_type devtype, void *desc)
}
/*
+ * Return 1 if the fpga data is partial.
+ * This is only required for fpga drivers that support bitstream_type.
+ */
+int __weak fpga_is_partial_data(int devnum, size_t img_len)
+{
+ return 0;
+}
+
+/*
* Convert bitstream data and load into the fpga
*/
int __weak fpga_loadbitstream(int devnum, char *fpgadata, size_t size,
@@ -24,6 +24,19 @@ static int xilinx_validate(xilinx_desc *desc, char *fn);
/* ------------------------------------------------------------------------- */
+int fpga_is_partial_data(int devnum, size_t img_len)
+{
+ const fpga_desc * const desc = fpga_get_desc(devnum);
+ xilinx_desc *desc_xilinx = desc->devdesc;
+
+ /* Check datasize against FPGA size */
+ if (img_len >= desc_xilinx->size)
+ return 0;
+
+ /* datasize is smaller, must be partial data */
+ return 1;
+}
+
int fpga_loadbitstream(int devnum, char *fpgadata, size_t size,
bitstream_type bstype)
{
@@ -54,6 +54,7 @@ void fpga_init(void);
int fpga_add(fpga_type devtype, void *desc);
int fpga_count(void);
const fpga_desc *const fpga_get_desc(int devnum);
+int fpga_is_partial_data(int devnum, size_t img_len);
int fpga_load(int devnum, const void *buf, size_t bsize,
bitstream_type bstype);
int fpga_fsload(int devnum, const void *buf, size_t size,
This drops the limit that fpga is only loaded from FIT images for Xilinx. This is done by moving the 'partial' check from 'common/image.c' to 'drivers/fpga/xilinx.c' (the only driver supporting partial images yet) and supplies a weak default implementation in 'drivers/fpga/fpga.c'. Signed-off-by: Simon Goldschmidt <sgoldschmidt@de.pepperl-fuchs.com> --- common/bootm.c | 2 +- common/image.c | 6 ++---- drivers/fpga/fpga.c | 9 +++++++++ drivers/fpga/xilinx.c | 13 +++++++++++++ include/fpga.h | 1 + 5 files changed, 26 insertions(+), 5 deletions(-)