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-rw-r--r--common/image.c22
1 files changed, 19 insertions, 3 deletions
diff --git a/common/image.c b/common/image.c
index c86b86f..d8ba2ab 100644
--- a/common/image.c
+++ b/common/image.c
@@ -454,6 +454,22 @@ phys_size_t getenv_bootm_size(void)
#endif
}
+phys_size_t getenv_bootm_mapsize(void)
+{
+ phys_size_t tmp;
+ char *s = getenv ("bootm_mapsize");
+ if (s) {
+ tmp = (phys_size_t)simple_strtoull (s, NULL, 16);
+ return tmp;
+ }
+
+#if defined(CONFIG_SYS_BOOTMAPSZ)
+ return CONFIG_SYS_BOOTMAPSZ;
+#else
+ return getenv_bootm_size();
+#endif
+}
+
void memmove_wd (void *to, void *from, size_t len, ulong chunksz)
{
if (to == from)
@@ -1207,7 +1223,7 @@ int boot_relocate_fdt (struct lmb *lmb, char **of_flat_tree, ulong *of_size)
/* Pad the FDT by a specified amount */
of_len = *of_size + CONFIG_SYS_FDT_PAD;
of_start = (void *)(unsigned long)lmb_alloc_base(lmb, of_len, 0x1000,
- CONFIG_SYS_BOOTMAPSZ + getenv_bootm_low());
+ getenv_bootm_mapsize() + getenv_bootm_low());
if (of_start == 0) {
puts("device tree - allocation error\n");
@@ -1581,7 +1597,7 @@ int boot_get_cmdline (struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
char *s;
cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
- CONFIG_SYS_BOOTMAPSZ + getenv_bootm_low());
+ getenv_bootm_mapsize() + getenv_bootm_low());
if (cmdline == NULL)
return -1;
@@ -1617,7 +1633,7 @@ int boot_get_cmdline (struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
int boot_get_kbd (struct lmb *lmb, bd_t **kbd)
{
*kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
- CONFIG_SYS_BOOTMAPSZ + getenv_bootm_low());
+ getenv_bootm_mapsize() + getenv_bootm_low());
if (*kbd == NULL)
return -1;