X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=arch%2Farm%2Fmm%2Fmmu.c;h=fdaa9bb87c163b89b19d8daa40f15352a1c06447;hp=e6344ece00cee9c6e026bbe3b443e203745534e9;hb=b7c142dbf1e7422d0be7f7faa3f1163ad9da9788;hpb=8c0c3f7ff0daa119f0bb109148f6f0e39573b429

diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index e6344ece00ce..fdaa9bb87c16 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -255,6 +255,7 @@ const struct mem_type *get_mem_type(unsigned int type)
 {
 	return type < ARRAY_SIZE(mem_types) ? &mem_types[type] : NULL;
 }
+EXPORT_SYMBOL(get_mem_type);
 
 /*
  * Adjust the PMD section entries according to the CPU in use.
@@ -839,6 +840,20 @@ void __init reserve_node_zero(pg_data_t *pgdat)
 		reserve_bootmem_node(pgdat, 0xa0200000, 0x1000,
 				BOOTMEM_EXCLUSIVE);
 
+	/*
+	 * U300 - This platform family can share physical memory
+	 * between two ARM cpus, one running Linux and the other
+	 * running another OS.
+	 */
+	if (machine_is_u300()) {
+#ifdef CONFIG_MACH_U300_SINGLE_RAM
+#if ((CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1) == 1) &&	\
+	CONFIG_MACH_U300_2MB_ALIGNMENT_FIX
+		res_size = 0x00100000;
+#endif
+#endif
+	}
+
 #ifdef CONFIG_SA1111
 	/*
 	 * Because of the SA1111 DMA bug, we want to preserve our