Changeset 161fbda in mainline

Timestamp:

2012-03-05T21:44:00Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

77b52f0

Parents:

fcc6224

Message:

kernel,arm32: Add BeagleBoard-xM (MD37x) memory information.

Location:

kernel/arch/arm32

Files:

• _link.ld.in (modified) (1 diff)
• include/mm/frame.h (modified) (2 diffs)
• src/mach/beagleboardxm/beagleboardxm.c (modified) (2 diffs)

kernel/arch/arm32/_link.ld.in

@@ -9 +9 @@
 #ifdef MACHINE_gta02
 #define KERNEL_LOAD_ADDRESS 0xb0a08000
+#elif defined MACHINE_beagleboardxm
+#define KERNEL_LOAD_ADDRESS 0x80a00000
 #else
 #define KERNEL_LOAD_ADDRESS 0x80a00000

kernel/arch/arm32/include/mm/frame.h

@@ -48 +48 @@
 #ifdef MACHINE_gta02
 #define BOOT_PAGE_TABLE_ADDRESS  0x30010000
+#elif defined MACHINE_beagleboardxm
+#define BOOT_PAGE_TABLE_ADDRESS  0x80008000
 #else
 #define BOOT_PAGE_TABLE_ADDRESS  0x00008000
@@ -57 +59 @@
 #ifdef MACHINE_gta02
 #define PHYSMEM_START_ADDR      0x30008000
+#elif defined MACHINE_beagleboardxm
+#define PHYSMEM_START_ADDR      0x80000000
 #else
 #define PHYSMEM_START_ADDR      0x00000000

kernel/arch/arm32/src/mach/beagleboardxm/beagleboardxm.c

@@ -52 +52 @@
 static size_t bbxm_get_irq_count(void);
 static const char *bbxm_get_platform_name(void);
+
+#define BBXM_MEMORY_START       0x80000000      /* physical */
+#define BBXM_MEMORY_SIZE        0x10000000      /* 256 MB, first chunk */
 
 static struct beagleboard {
@@ -123 +126 @@
 {
         // FIXME: This is just a guess...
-        *start = 0;
-        *size = 256 * 1024 * 1024;
+        *start = BBXM_MEMORY_START;
+        *size = BBXM_MEMORY_SIZE;
 }