[U-Boot] [RFC PATCH 04/14] dm: spl: Make simple malloc() available when enabled

Simon Glass sjg at chromium.org
Wed Sep 24 01:29:58 CEST 2014


Set up the simple malloc() implementation when requested, in preference to
the full malloc().

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 common/spl/spl.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/common/spl/spl.c b/common/spl/spl.c
index b16664f..7168854 100644
--- a/common/spl/spl.c
+++ b/common/spl/spl.c
@@ -134,9 +134,13 @@ void board_init_r(gd_t *dummy1, ulong dummy2)
 	u32 boot_device;
 	debug(">>spl:board_init_r()\n");
 
-#ifdef CONFIG_SYS_SPL_MALLOC_START
+#if defined(CONFIG_SYS_SPL_MALLOC_START)
 	mem_malloc_init(CONFIG_SYS_SPL_MALLOC_START,
 			CONFIG_SYS_SPL_MALLOC_SIZE);
+	gd->flags |= GD_FLG_FULL_MALLOC_INIT;
+#elif defined(CONFIG_SYS_MALLOC_F_LEN)
+	gd->malloc_limit = gd->malloc_base + CONFIG_SYS_MALLOC_F_LEN;
+	gd->malloc_ptr = 0;
 #endif
 
 #ifndef CONFIG_PPC
@@ -233,6 +237,11 @@ void board_init_r(gd_t *dummy1, ulong dummy2)
 	default:
 		debug("Unsupported OS image.. Jumping nevertheless..\n");
 	}
+#if defined(CONFIG_SYS_MALLOC_F_LEN) && !defined(CONFIG_SYS_SPL_MALLOC_SIZE)
+	debug("SPL malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr,
+	      gd->malloc_ptr / 1024);
+#endif
+
 	jump_to_image_no_args(&spl_image);
 }
 
-- 
2.1.0.rc2.206.gedb03e5



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