diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/configs/microblaze-generic.h | 2 | ||||
| -rw-r--r-- | include/memtop.h | 22 |
2 files changed, 23 insertions, 1 deletions
diff --git a/include/configs/microblaze-generic.h b/include/configs/microblaze-generic.h index 6740ab2be3e..3bcc4c48dc8 100644 --- a/include/configs/microblaze-generic.h +++ b/include/configs/microblaze-generic.h @@ -82,7 +82,7 @@ "nor0=flash-0\0"\ "mtdparts=mtdparts=flash-0:"\ "256k(u-boot),256k(env),3m(kernel),"\ - "1m(romfs),1m(cramfs),-(jffs2)\0"\ + "1m(romfs),1m(cramfs),-(fs)\0"\ "nc=setenv stdout nc;"\ "setenv stdin nc\0" \ "serial=setenv stdout serial;"\ diff --git a/include/memtop.h b/include/memtop.h new file mode 100644 index 00000000000..28f62e24ea7 --- /dev/null +++ b/include/memtop.h @@ -0,0 +1,22 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (c) 2024, Linaro Limited + */ + +/** + * get_mem_top() - Compute the value of ram_top + * @ram_start: Start of RAM + * @ram_size: RAM size + * @size: Minimum RAM size requested + * @fdt: FDT blob + * + * The function computes the top address of RAM memory that can be + * used by U-Boot. This is being done by going through the list of + * reserved memory regions specified in the devicetree blob passed + * to the function. The logic used here is derived from the lmb + * allocation function. + * + * Return: address of ram top on success, 0 on failure + */ +phys_addr_t get_mem_top(phys_addr_t ram_start, phys_size_t ram_size, + phys_size_t size, void *fdt); |