Changeset 6968948 in mainline

Timestamp:

2013-01-24T21:41:30Z (12 years ago)

Author:

Maurizio Lombardi <m.lombardi85@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

378757f

Parents:

077b9172

Message:

bootloader mm: add support to the cacheable property for am335x.

Location:

boot/arch/arm32

Files:

• include/mm.h (modified) (1 diff)
• src/mm.c (modified) (1 diff)

boot/arch/arm32/include/mm.h

@@ -63 +63 @@
 #define BBXM_RAM_END   0xc0000000
 
+/** Start of ram memory on AM335x */
+#define AM335x_RAM_START   0x80000000
+/** End of ram memory on AM335x */
+#define AM335x_RAM_END     0xC0000000
+
 
 /* Page table level 0 entry - "section" format is used

boot/arch/arm32/src/mm.c

@@ -69 +69 @@
         const unsigned long address = section << PTE_SECTION_SHIFT;
         if (address >= BBXM_RAM_START && address < BBXM_RAM_END)
+                return 1;
+#elif defined MACHINE_beaglebone
+        const unsigned long address = section << PTE_SECTION_SHIFT;
+        if (address >= AM335x_RAM_START && address < AM335x_RAM_END)
                 return 1;
 #endif