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ARMulator Reference

4.4.10 write

This function enables a debugger to write to a coprocessor register via RDI.

The function writes the value at the location addressed by

value

to the coprocessor

reg

If the requested coprocessor does not exist or the register cannot be written, the function

must return

ARMul_CP_CANT

Syntax

unsigned write(void *handle, int reg, ARMword instr, ARMword *value)

where:

handle

is the handle from

ARMulif_InstallCoprocessorV5

reg

is the register number of the coprocessor register that is to be written.

instr

is not used.

value

is a pointer to the location of the data that is to be written to the

coprocessor.

Return

The function must return one of:

•

ARMul_CP_DONE

, to indicate that the coprocessor operation is complete

•

ARMul_CP_CANT

, to indicate that the register is not supported.

Usage

This function is called by the debugger via RDI.

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ARM VERSION 1.2 Ficha Técnica Página 85