Zilog Z80380 Manual do Utilizador descarregar pdf (Página 58)

Linker Command File Linking Files

3–8 UM004001-COR1103

make a copy of an initialized RAM data section in a ROM address space, so that the RAM

may be initialized from the ROM at run time.

Syntax: COPY <section> <address-space> [ AT <expression> ]

The <section> must be a control section name, and the <address-space> must be an address

space name. The optional AT <expression> is used to copy the control section to a specific

address in the target address space.

Example: COPY bank1_data ROM or COPY bank1_data ROM at %1000

Linker Command DEFINE

This command is used for a link-time creation of a user defined public symbol. It helps in

resolving any external references (EXTERN) used in assembly time.

Syntax: DEFINE <symbol name> = <expression>

<symbol name> is the name of the public symbol. <expression> is the value of the public

symbol.

Example: DEFINE copy_size = copy top of usr_seg - copy base of usr_seg

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