lib: sysmem: add sysmem_alloc() interface

Change-Id: I3ae1fe618ba1bb9c7924bb9816884eb26927dc1e
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>

include/sysmem.h

@@ -7,6 +7,7 @@
 #define _SYSMEM_H
 
 #include <memblk.h>
+#include <malloc.h>
 
 /*
  * CONFIG_SYS_FDT_PAD default value is sync with bootm framework in:
@@ -121,6 +122,12 @@ static inline int sysmem_initr(void) { return 0; }
 static inline int sysmem_free(phys_addr_t base) { return 0; }
 static inline void sysmem_dump(void) {}
 __weak int board_sysmem_reserve(struct sysmem *sysmem) { return 0; }
+
+static inline void *sysmem_alloc(enum memblk_id id, phys_size_t size)
+{
+	return malloc(size);
+}
+
 static inline void *sysmem_alloc_base(enum memblk_id id,
 				      phys_addr_t base, phys_size_t size)
 {

lib/sysmem.c

@@ -364,6 +364,21 @@ out:
 	return (attr.flags & M_ATTR_PEEK) ? (void *)base : NULL;
 }
 
+void *sysmem_alloc(enum memblk_id id, phys_size_t size)
+{
+	void *paddr;
+
+	paddr = sysmem_alloc_align_base(id,
+					NULL,
+					SYSMEM_ALLOC_ANYWHERE,
+					size,
+					SYSMEM_ALLOC_NO_ALIGN);
+	if (!paddr)
+		sysmem_dump();
+
+	return paddr;
+}
+
 void *sysmem_alloc_base(enum memblk_id id, phys_addr_t base, phys_size_t size)
 {
 	void *paddr;