Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / arch / ppc / platforms / 4xx / ocotea.h

diff --git a/arch/ppc/platforms/4xx/ocotea.h b/arch/ppc/platforms/4xx/ocotea.h
index 202dc82..7c799a9 100644 (file)
--- a/arch/ppc/platforms/4xx/ocotea.h
+++ b/arch/ppc/platforms/4xx/ocotea.h
@@ -1,6 +1,4 @@
 /*
- * arch/ppc/platforms/ocotea.h
- *
  * Ocotea board definitions
  *
  * Matt Porter <mporter@kernel.crashing.org>
@@ -55,15 +53,24 @@
  */
 #define RS_TABLE_SIZE  2
 
-/* OpenBIOS defined UART mappings, used before early_serial_setup */
+#if defined(__BOOTER__)
+/* OpenBIOS defined UART mappings, used by bootloader shim */
 #define UART0_IO_BASE  0xE0000200
 #define UART1_IO_BASE  0xE0000300
+#else
+/* head_44x.S created UART mapping, used before early_serial_setup.
+ * We cannot use default OpenBIOS UART mappings because they
+ * don't work for configurations with more than 512M RAM.    --ebs
+ */
+#define UART0_IO_BASE  0xF0000200
+#define UART1_IO_BASE  0xF0000300
+#endif
 
 #define BASE_BAUD      11059200/16
 #define STD_UART_OP(num)                                       \
        { 0, BASE_BAUD, 0, UART##num##_INT,                     \
                (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST),        \
-               iomem_base: UART##num##_IO_BASE,                \
+               iomem_base: (void*)UART##num##_IO_BASE,         \
                io_type: SERIAL_IO_MEM},
 
 #define SERIAL_PORT_DFNS       \