powerpc/kexec/ranges.c

17 #define pr_fmt(fmt) "kexec ranges: " fmt
27  * get_max_nr_ranges - Get the max no. of ranges crash_mem structure
31  * Returns the maximum no. of ranges.
42  * @mem_rngs:          Memory ranges.
64  * __add_mem_range - add a memory range to memory ranges list.
83 	mem_rngs->ranges[mem_rngs->nr_ranges].start = base;
84 	mem_rngs->ranges[mem_rngs->nr_ranges].end = base + size - 1;
92  * __merge_memory_ranges - Merges the given memory ranges list.
101 	struct range *ranges;
108 	ranges = &(mem_rngs->ranges[0]);
110 		if (ranges[i].start <= (ranges[i-1].end + 1))
111 			ranges[idx].end = ranges[i].end;
117 			ranges[idx] = ranges[i];
123 /* cmp_func_t callback to sort ranges with sort() */
136  * sort_memory_ranges - Sorts the given memory ranges list.
149 	/* Sort the ranges in-place */
150 	sort(&(mem_rngs->ranges[0]), mem_rngs->nr_ranges,
151 	     sizeof(mem_rngs->ranges[0]), rngcmp, NULL);
157 	pr_debug("Memory ranges:\n");
160 			 mem_rngs->ranges[i].start,
161 			 mem_rngs->ranges[i].end);
169  * @mem_ranges:         Memory ranges to reallocate.
223 		mstart = mem_rngs->ranges[i].start;
224 		mend = mem_rngs->ranges[i].end;
227 				mem_rngs->ranges[i].start = base;
229 				mem_rngs->ranges[i].end = end;
238  * add_tce_mem_ranges - Adds tce-table range to the given memory ranges list.
276  * add_initrd_mem_range - Adds initrd range to the given memory ranges list,
301  * add_htab_mem_range - Adds htab range to the given memory ranges list,
318  *                        memory ranges list.
329  * add_rtas_mem_range - Adds RTAS region to the given memory ranges list.
354  * add_opal_mem_range - Adds OPAL region to the given memory ranges list.
379  * add_reserved_mem_ranges - Adds "/reserved-ranges" regions exported by f/w
380  *                           to the given memory ranges list.
381  * @mem_ranges:              Range list to add the memory ranges to.
391 	prop = of_get_property(root, "reserved-ranges", &len);