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-rw-r--r--target/linux/ixp4xx/patches-4.1/162-wg302v1_mem_fixup.patch38
1 files changed, 38 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-4.1/162-wg302v1_mem_fixup.patch b/target/linux/ixp4xx/patches-4.1/162-wg302v1_mem_fixup.patch
new file mode 100644
index 0000000000..75212bc2e7
--- /dev/null
+++ b/target/linux/ixp4xx/patches-4.1/162-wg302v1_mem_fixup.patch
@@ -0,0 +1,38 @@
+--- a/arch/arm/mach-ixp4xx/wg302v1-setup.c
++++ b/arch/arm/mach-ixp4xx/wg302v1-setup.c
+@@ -117,6 +117,35 @@ static struct platform_device *wg302v1_d
+ &wg302v1_eth[0],
+ };
+
++static char wg302v1_mem_fixup[] __initdata = " mem=32M";
++
++static void __init wg302v1_fixup(struct tag *tags, char **cmdline,
++ struct meminfo *mi)
++{
++ struct tag *t = tags;
++ char *p = *cmdline;
++ size_t fixlen, cmdlen;
++
++ /* Find the end of the tags table, taking note of any cmdline tag. */
++ for (; t->hdr.size; t = tag_next(t)) {
++ if (t->hdr.tag == ATAG_CMDLINE) {
++ p = t->u.cmdline.cmdline;
++ }
++ }
++
++ fixlen = strlen(wg302v1_mem_fixup);
++ cmdlen = strlen(p);
++ if (fixlen + cmdlen >= COMMAND_LINE_SIZE)
++ return;
++
++ /* append the fixup to the cmdline */
++ memmove(p + cmdlen, wg302v1_mem_fixup, fixlen + 1);
++
++ /* Adjust the size of the atag if there was one */
++ if (t->hdr.size)
++ t->hdr.size += fixlen;
++}
++
+ static void __init wg302v1_init(void)
+ {
+ ixp4xx_sys_init();