Message ID | 20210329170516.1893519-2-mr.nuke.me@gmail.com |
---|---|
State | Accepted |
Commit | f0a6ec3656e5561a3d2e246b0fad7e55e419515b |
Delegated to: | Tom Rini |
Headers | show |
Series | SPL: FIT: Bring the SPL_LOAD_FIT path in line with documentation | expand |
On Mon, Mar 29, 2021 at 12:05:10PM -0500, Alexandru Gagniuc wrote: > spl_load_fit_image() will try to load an image at the address given > in the "load" property. Absent such property, it uses > > image_info->load_addr > > Correct use of this is demonstrated in spl_fit_append_fdt(), which > resets the 'load_addr' before each spl_load_fit_image() call. > > On the other hand loading "loadables" loop in spl_load_simple_fit() > completely ignores this. It re-uses the same structure, but doesn't > reset load_addr. If loadable [i] does not have a "load" property, its > load address defaults to load_addr, which still contains the address > of loadable [i - 1]. > > A simple solution is to treat NULL as an invalid load address. The > caller can set load_addr = 0 to request an abort if the "load" > property is absent. > > Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> > Reviewed-by: Simon Glass <sjg@chromium.org> Applied to u-boot/master, thanks!
diff --git a/common/spl/spl_fit.c b/common/spl/spl_fit.c index 75c8ff065b..57bcd2b9f1 100644 --- a/common/spl/spl_fit.c +++ b/common/spl/spl_fit.c @@ -223,7 +223,7 @@ static int get_aligned_image_size(struct spl_load_info *info, int data_size, * @image_info: will be filled with information about the loaded image * If the FIT node does not contain a "load" (address) property, * the image gets loaded to the address pointed to by the - * load_addr member in this struct. + * load_addr member in this struct, if load_addr is not 0 * * Return: 0 on success or a negative error number. */ @@ -258,8 +258,14 @@ static int spl_load_fit_image(struct spl_load_info *info, ulong sector, debug("%s ", genimg_get_comp_name(image_comp)); } - if (fit_image_get_load(fit, node, &load_addr)) + if (fit_image_get_load(fit, node, &load_addr)) { + if (!image_info->load_addr) { + printf("Can't load %s: No load address and no buffer\n", + fit_get_name(fit, node, NULL)); + return -ENOBUFS; + } load_addr = image_info->load_addr; + } if (!fit_image_get_data_position(fit, node, &offset)) { external_data = true; @@ -697,6 +703,7 @@ int spl_load_simple_fit(struct spl_image_info *spl_image, if (firmware_node == node) continue; + image_info.load_addr = 0; ret = spl_load_fit_image(info, sector, &ctx, node, &image_info); if (ret < 0) { printf("%s: can't load image loadables index %d (ret = %d)\n",