Changeset cd8db93 in mainline for kernel/arch/arm32/src/fpu_context.c

Timestamp:

2013-01-16T23:09:44Z (11 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

a640bc1

Parents:

3de8aaa6

Message:

arm32: check only monitor mode to determine secure state.

Accessing SCR may cause undef isntr trap.
Fixes fpu on bbxm.

File:

• kernel/arch/arm32/src/fpu_context.c (modified) (1 diff)

kernel/arch/arm32/src/fpu_context.c

@@ -163 +163 @@
 #endif
         if (sec_ext_is_implemented()) {
-                printf("Enabling FPU in %s context (%x)\n",
-                        sec_ext_is_secure() ? "secure" : "unsecure",
-                        SCR_read());
-                if (!sec_ext_is_secure()) {
-                        sec_ext_call(SECURITY_CALL_ENABLE_CP10_11);
+                if (!sec_ext_is_monitor_mode()) {
+                // TODO enable this when we implement SMC handling
+                //      sec_ext_call(SECURITY_CALL_ENABLE_CP10_11);
                 } else {
                         uint32_t nsacr = NSACR_read();