selected processor does not support ARM mode `smc #0'

本文探讨了 TrustZone 技术中遇到的一种特定编译错误,并提供了两种网上流传的解决方案,同时分享了一种实际有效的解决方法:通过指定不同的 CPU 类型来避免错误。

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最近在学习trustzone的相关知识,发现这个编译错误,网上搜了一下说有两种解决方法,我没用上


网上2中解决方法:

-march=armv7-a 修改为 -march=armv7-a$(plus_sec)

测试过没有作用,不能解决问题


c代码里面调用的时候

  1. -   asm ("mov r0,  %0   \n\t"  
  2. +   asm (".arch_extension sec\n\t"  
  3. +        "mov r0,  %0   \n\t"  
未测试


我这边是直接加-mcpu=cortex-a8 或者 cortex-a9 就可以解决这个编译问题了



`m_dispatch/dispatch-x86-solaris.S m_dispatch/dispatch-arm-linux.S: Assembler messages: m_dispatch/dispatch-arm-linux.S:102: Error: selected processor does not support `movw r1,#47' in ARM mode m_dispatch/dispatch-arm-linux.S:103: Error: selected processor does not support `movw r2,#0' in ARM mode m_dispatch/dispatch-arm-linux.S:155: Error: selected processor does not support `movw r4,#:lower16:vgPlain_stats__n_xIndirs_32' in ARM mode m_dispatch/dispatch-arm-linux.S:156: Error: selected processor does not support `movt r4,#:upper16:vgPlain_stats__n_xIndirs_32' in ARM mode m_dispatch/dispatch-arm-linux.S:173: Error: selected processor does not support `ubfx r6,r6,#0,#13' in ARM mode m_dispatch/dispatch-arm-linux.S:176: Error: selected processor does not support `movw r4,#:lower16:vgPlain_tt_fast' in ARM mode m_dispatch/dispatch-arm-linux.S:177: Error: selected processor does not support `movt r4,#:upper16:vgPlain_tt_fast' in ARM mode m_dispatch/dispatch-arm-linux.S:204: Error: selected processor does not support `movw r4,#:lower16:vgPlain_stats__n_xIndir_hits1_32' in ARM mode m_dispatch/dispatch-arm-linux.S:205: Error: selected processor does not support `movt r4,#:upper16:vgPlain_stats__n_xIndir_hits1_32' in ARM mode m_dispatch/dispatch-arm-linux.S:226: Error: selected processor does not support `movw r4,#:lower16:vgPlain_stats__n_xIndir_hits2_32' in ARM mode m_dispatch/dispatch-arm-linux.S:227: Error: selected processor does not support `movt r4,#:upper16:vgPlain_stats__n_xIndir_hits2_32' in ARM mode m_dispatch/dispatch-arm-linux.S:248: Error: selected processor does not support `movw r4,#:lower16:vgPlain_stats__n_xIndir_hits3_32' in ARM mode m_dispatch/dispatch-arm-linux.S:249: Error: selected processor does not support `movt r4,#:upper16:vgPlain_stats__n_xIndir_hits3_32' in ARM mode m_dispatch/dispatch-arm-linux.S:258: Error: selected processor does not support `movw r4,#:lower16:vgPlain_stats__n_xIndir_misses_32' in ARM mode m_dispatch/dispatch-arm-linux.S:259:
最新发布
03-21
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