diff options
Diffstat (limited to 'include/fdtdec.h')
| -rw-r--r-- | include/fdtdec.h | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/include/fdtdec.h b/include/fdtdec.h index d360d7bce4..f94d1f4f3a 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -977,6 +977,9 @@ static inline int fdtdec_set_phandle(void *blob, int node, uint32_t phandle) return fdt_setprop_u32(blob, node, "phandle", phandle); } +/* add "no-map" property */ +#define FDTDEC_RESERVED_MEMORY_NO_MAP (1 << 0) + /** * fdtdec_add_reserved_memory() - add or find a reserved-memory node * @@ -996,7 +999,7 @@ static inline int fdtdec_set_phandle(void *blob, int node, uint32_t phandle) * uint32_t phandle; * * fdtdec_add_reserved_memory(fdt, "framebuffer", &fb, NULL, 0, &phandle, - * false); + * 0); * * This results in the following subnode being added to the top-level * /reserved-memory node: @@ -1025,13 +1028,13 @@ static inline int fdtdec_set_phandle(void *blob, int node, uint32_t phandle) * @param count number of compatible strings for the carveout region * @param phandlep return location for the phandle of the carveout region * can be NULL if no phandle should be added - * @param no_map add "no-map" property if true + * @param flags bitmask of flags to set for the carveout region * @return 0 on success or a negative error code on failure */ int fdtdec_add_reserved_memory(void *blob, const char *basename, const struct fdt_memory *carveout, const char **compatibles, unsigned int count, - uint32_t *phandlep, bool no_map); + uint32_t *phandlep, unsigned long flags); /** * fdtdec_get_carveout() - reads a carveout from an FDT @@ -1048,13 +1051,15 @@ int fdtdec_add_reserved_memory(void *blob, const char *basename, * @param carveout return location for the carveout information * @param name return location for the carveout name * @param compatiblesp return location for compatible strings - * @param countp return location for the number of compatible strings + * @param countp return location for the number of compatible strings + * @param flags return location for the flags of the carveout * @return 0 on success or a negative error code on failure */ int fdtdec_get_carveout(const void *blob, const char *node, const char *prop_name, unsigned int index, struct fdt_memory *carveout, const char **name, - const char ***compatiblesp, unsigned int *countp); + const char ***compatiblesp, unsigned int *countp, + unsigned long *flags); /** * fdtdec_set_carveout() - sets a carveout region for a given node @@ -1073,7 +1078,7 @@ int fdtdec_get_carveout(const void *blob, const char *node, * }; * * fdtdec_set_carveout(fdt, node, "memory-region", 0, "framebuffer", NULL, - * 0, &fb); + * 0, &fb, 0); * * dc@54200000 is a display controller and was set up by the bootloader to * scan out the framebuffer specified by "fb". This would cause the following @@ -1114,12 +1119,13 @@ int fdtdec_get_carveout(const void *blob, const char *node, * @param name base name of the reserved-memory node to create * @param compatibles compatible strings to set for the carveout * @param count number of compatible strings + * @param flags bitmask of flags to set for the carveout * @return 0 on success or a negative error code on failure */ int fdtdec_set_carveout(void *blob, const char *node, const char *prop_name, unsigned int index, const struct fdt_memory *carveout, const char *name, const char **compatibles, - unsigned int count); + unsigned int count, unsigned long flags); /** * Set up the device tree ready for use |