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• This comparison shows the changes necessary to convert path

  → /trunk/kernel/arch/sparc64/src/asm.S @ 1881

  → /trunk/kernel/arch/sparc64/src/asm.S @ 1882

  ↔ Reverse comparison

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Ignore whitespace Rev 1881 → Rev 1882

/trunk/kernel/arch/sparc64/src/asm.S
227,17 → 227,21
.macro WRITE_ALTERNATE_REGISTER reg, bit
rdpr %pstate, %g1 ! save PSTATE.PEF
wrpr %g0, (\bit | PSTATE_PRIV_BIT), %pstate
mov %o0, \reg
wrpr %g0, PSTATE_PRIV_BIT, %pstate
retl
wrpr %g0, PSTATE_PRIV_BIT, %pstate
wrpr %g1, 0, %pstate ! restore PSTATE.PEF
.endm
.macro READ_ALTERNATE_REGISTER reg, bit
rdpr %pstate, %g1 ! save PSTATE.PEF
wrpr %g0, (\bit | PSTATE_PRIV_BIT), %pstate
mov \reg, %o0
wrpr %g0, PSTATE_PRIV_BIT, %pstate
retl
wrpr %g0, PSTATE_PRIV_BIT, %pstate
wrpr %g1, 0, %pstate ! restore PSTATE.PEF
.endm
.global write_to_ag_g6