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authorPeng Fan <peng.fan@nxp.com>2017-12-05 08:20:59 +0300
committerTom Rini <trini@konsulko.com>2017-12-13 05:33:38 +0300
commita1be94b65410c7ebba5e7695478b6623579b410c (patch)
tree8d1c66635f112b8b170291e26ef1ad8621f83cc9 /common/image-fit.c
parent6032c029474cfba1ab2ff4a68e78905545c0c843 (diff)
downloadu-boot-a1be94b65410c7ebba5e7695478b6623579b410c.tar.xz
SPL: Add FIT data-position property support
For external data, FIT has a optional property "data-position" which can set the external data to a fixed offset to FIT beginning. Add the support for this property in SPL FIT. Signed-off-by: Ye Li <ye.li@nxp.com> Signed-off-by: Peng Fan <peng.fan@nxp.com> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Tomas Melin <tomas.melin@vaisala.com> Cc: Pantelis Antoniou <pantelis.antoniou@konsulko.com> Cc: "Andrew F. Davis" <afd@ti.com> Cc: Igor Grinberg <grinberg@compulab.co.il> Cc: "tomas.melin@vaisala.com" <tomas.melin@vaisala.com> Cc: Kever Yang <kever.yang@rock-chips.com> Cc: Andre Przywara <andre.przywara@arm.com> Cc: York Sun <york.sun@nxp.com> Cc: Lokesh Vutla <lokeshvutla@ti.com> Cc: "Cooper Jr., Franklin" <fcooper@ti.com> Cc: George McCollister <george.mccollister@gmail.com> Cc: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi> Cc: Jean-Jacques Hiblot <jjhiblot@ti.com> Cc: Rick Altherr <raltherr@google.com> Cc: Tom Rini <trini@konsulko.com> Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com> Reviewed-by: York Sun <york.sun@nxp.com>
Diffstat (limited to 'common/image-fit.c')
-rw-r--r--common/image-fit.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/common/image-fit.c b/common/image-fit.c
index 7f17fd1410..b785d8a36e 100644
--- a/common/image-fit.c
+++ b/common/image-fit.c
@@ -807,6 +807,31 @@ int fit_image_get_data_offset(const void *fit, int noffset, int *data_offset)
}
/**
+ * Get 'data-position' property from a given image node.
+ *
+ * @fit: pointer to the FIT image header
+ * @noffset: component image node offset
+ * @data_position: holds the data-position property
+ *
+ * returns:
+ * 0, on success
+ * -ENOENT if the property could not be found
+ */
+int fit_image_get_data_position(const void *fit, int noffset,
+ int *data_position)
+{
+ const fdt32_t *val;
+
+ val = fdt_getprop(fit, noffset, FIT_DATA_POSITION_PROP, NULL);
+ if (!val)
+ return -ENOENT;
+
+ *data_position = fdt32_to_cpu(*val);
+
+ return 0;
+}
+
+/**
* Get 'data-size' property from a given image node.
*
* @fit: pointer to the FIT image header