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authorKyösti Mälkki <kyosti.malkki@gmail.com>2013-10-13 04:15:40 +0300
committerKyösti Mälkki <kyosti.malkki@gmail.com>2013-10-15 13:18:22 +0200
commit697927cc35c80ddbe91d868ba1e41fb68dda815d (patch)
tree3fafbb7f0cc4c42bbbddf073e985d5dc8891d0dd /src/arch
parent2644793ef486881f3af36bec69d5f9abf82123ac (diff)
downloadcoreboot-697927cc35c80ddbe91d868ba1e41fb68dda815d.tar.xz
CBMEM: Define cbmem_top() just once for x86
It is expected this will always be a casted get_top_of_ram() call on x86, no reason to do that under chipset. Change-Id: I3a49abe13ca44bf4ca1e26d1b3baf954bc5a29b7 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/3972 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@google.com>
Diffstat (limited to 'src/arch')
-rw-r--r--src/arch/x86/boot/cbmem.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/arch/x86/boot/cbmem.c b/src/arch/x86/boot/cbmem.c
index 6a1226368e..bdc695c85d 100644
--- a/src/arch/x86/boot/cbmem.c
+++ b/src/arch/x86/boot/cbmem.c
@@ -55,4 +55,12 @@ unsigned long __attribute__((weak)) get_top_of_ram(void)
}
#endif /* !__PRE_RAM__ */
-#endif
+#else
+
+void *cbmem_top(void)
+{
+ /* Top of cbmem is at lowest usable DRAM address below 4GiB. */
+ return (void *)get_top_of_ram();
+}
+
+#endif /* DYNAMIC_CBMEM */