fake-backend.dts.m4

define(`CONCAT', `$1$2')dnl

dnl
dnl forloop([var], [start], [end], [iterator])
dnl
divert(`-1')
define(`forloop', `pushdef(`$1', `$2')_forloop($@)popdef(`$1')')
define(`_forloop',
       `$4`'ifelse($1, `$3', `', `define(`$1', incr($1))$0($@)')')

dnl
dnl dump_backend([index], [addr])
dnl
define(`dump_backend',dnl
`define(`pib_addr', eval(`$2+100'))dnl

    fsi@$2 {
      #address-cells = <0x1>;
      #size-cells = <0x1>;
      compatible = "ibm,fake-fsi";
      system-path = "/proc$1/fsi";
      reg = <0x0 0x0>;
      index = <0x$1>;

      CONCAT(pib@,pib_addr) {
        #address-cells = <0x1>;
        #size-cells = <0x1>;
        compatible = "ibm,fake-pib";
        system-path = "/proc$1/pib";
        reg = <CONCAT(0x,pib_addr) 0x0>;
        index = <0x$1>;
	ATTR1 = <0xc0ffee>;
      };
    };

')dnl

dnl
dnl dump_system([num_processors], [num_cores], [num_threads])
dnl
define(`dump_system',
`forloop(`i', `0', eval(`$1-1'), `dump_backend(i, eval(20000+i*1000))')
')
divert`'dnl

/dts-v1/;

/ {
	#address-cells = <0x1>;
	#size-cells = <0x1>;
dump_system(8, 4, 2)
};