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authorIngo Molnar <mingo@elte.hu>2009-03-18 10:37:43 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-18 10:37:43 +0100
commit04dfcfcb54b073133bcca2c8f25b55e904558931 (patch)
tree123d13f9e242751f629924e92fcb297dc669d767 /arch/blackfin/mach-common/arch_checks.c
parent0bd5c4f7c874cf48ff7904dcf8a59988c8fea0e8 (diff)
parentee568b25ee9e160b32d1aef73d8b2ee9c05d34db (diff)
downloadop-kernel-dev-04dfcfcb54b073133bcca2c8f25b55e904558931.zip
op-kernel-dev-04dfcfcb54b073133bcca2c8f25b55e904558931.tar.gz
Merge branch 'linus' into core/iommu
Diffstat (limited to 'arch/blackfin/mach-common/arch_checks.c')
-rw-r--r--arch/blackfin/mach-common/arch_checks.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/blackfin/mach-common/arch_checks.c b/arch/blackfin/mach-common/arch_checks.c
index 98133b9..80d39b2 100644
--- a/arch/blackfin/mach-common/arch_checks.c
+++ b/arch/blackfin/mach-common/arch_checks.c
@@ -62,3 +62,12 @@
#if (CONFIG_BOOT_LOAD & 0x3)
# error "The kernel load address must be 4 byte aligned"
#endif
+
+/* The entire kernel must be able to make a 24bit pcrel call to start of L1 */
+#if ((0xffffffff - L1_CODE_START + 1) + CONFIG_BOOT_LOAD) > 0x1000000
+# error "The kernel load address is too high; keep it below 10meg for safety"
+#endif
+
+#if ANOMALY_05000448
+# error You are using a part with anomaly 05000448, this issue causes random memory read/write failures - that means random crashes.
+#endif
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