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authormario.six@gdsys.cc <mario.six@gdsys.cc>2017-01-17 08:33:47 +0100
committerYork Sun <york.sun@nxp.com>2017-01-31 09:35:06 -0800
commite80311a5f09967b2c33a772c26983abfbc821140 (patch)
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parentcf4128e53caa4f7b0a6586fc3f10690d5c05db31 (diff)
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powerpc: mpc83xx: Minimize r1 modification
The r1 register is modified several times during the cache-ram setup of the MPC83xx SoCs. Since this SP modification confuses debuggers, we use a general purpose register to compute the new stack pointer value, and only set the SP once after all computations are done. Signed-off-by: Mario Six <mario.six@gdsys.cc> Reviewed-by: Joakim Tjernlund <Joakim.Tjernlund@infinera.com> Reviewed-by: York Sun <york.sun@nxp.com>
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