[v4,20/30] fake: Add additional device tree for testing

Signed-off-by: Amitay Isaacs <amitay@ozlabs.org>
---
 Makefile.am  |   3 +-
 fake2.dts.m4 | 108 +++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 110 insertions(+), 1 deletion(-)
 create mode 100644 fake2.dts.m4

Reviewed-by: Alistair Popple <alistair@popple.id.au>

On Thursday, 3 October 2019 2:18:59 PM AEDT Amitay Isaacs wrote:
> Signed-off-by: Amitay Isaacs <amitay@ozlabs.org>
> ---
>  Makefile.am  |   3 +-
>  fake2.dts.m4 | 108 +++++++++++++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 110 insertions(+), 1 deletion(-)
>  create mode 100644 fake2.dts.m4
> 
> diff --git a/Makefile.am b/Makefile.am
> index f2c3335..9b9e04e 100644
> --- a/Makefile.am
> +++ b/Makefile.am
> @@ -35,6 +35,7 @@ AM_CFLAGS = -I$(top_srcdir)/ccan/array_size -Wall -Werror -O2
>  
>  EXTRA_DIST = \
>  	fake.dts.m4 \
> +	fake2.dts.m4 \
>  	p8-fsi.dts.m4 \
>  	p8-host.dts.m4 \
>  	p8-i2c.dts.m4 \
> @@ -63,7 +64,7 @@ if TARGET_PPC
>  ARCH_FLAGS="-DTARGET_PPC=1"
>  endif
>  
> -DT = fake.dts p8-cronus.dts p9-cronus.dts \
> +DT = fake.dts fake2.dts p8-cronus.dts p9-cronus.dts \
>       p8-fsi.dts p8-i2c.dts p8-kernel.dts \
>       p9w-fsi.dts p9r-fsi.dts p9z-fsi.dts p9-kernel.dts \
>       p8-host.dts p9-host.dts
> diff --git a/fake2.dts.m4 b/fake2.dts.m4
> new file mode 100644
> index 0000000..8c7b21a
> --- /dev/null
> +++ b/fake2.dts.m4
> @@ -0,0 +1,108 @@
> +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_thread([index])
> +dnl
> +define(`dump_thread',
> +`
> +          thread@$1 {
> +            #address-cells = <0x0>;
> +            #size-cells = <0x0>;
> +            compatible = "ibm,fake-thread";
> +            reg = <0x$1 0x0>;
> +            index = <0x$1>;
> +          };
> +')dnl
> +
> +dnl
> +dnl dump_core_pre([index], [addr])
> +dnl
> +define(`dump_core_pre',
> +`
> +        core@$2 {
> +          #address-cells = <0x1>;
> +          #size-cells = <0x1>;
> +          compatible = "ibm,fake-core";
> +          reg = <0x$2 0x0>;
> +          index = <0x$1>;')
> +
> +dnl
> +dnl dump_core_post()
> +dnl
> +define(`dump_core_post', `        };
> +')dnl
> +
> +dnl
> +dnl dump_core([index], [addr], [num_threads])
> +dnl
> +define(`dump_core',
> +`dump_core_pre(`$1', `$2')
> +forloop(`i', `0', eval(`$3-1'), `dump_thread(i)')
> +dump_core_post()')
> +
> +dnl
> +dnl dump_processor_pre([index], [addr])
> +dnl
> +define(`dump_processor_pre',
> +`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>;')
> +
> +dnl
> +dnl dump_processor_post()
> +dnl
> +define(`dump_processor_post', `    };
> +
> +    };
> +
> +')dnl
> +
> +dnl
> +dnl dump_processor([index], [addr], [num_cores], [num_threads])
> +dnl
> +define(`dump_processor',dnl
> +`dump_processor_pre(`$1', `$2')
> +forloop(`i', `0', eval(`$3-1'), `dump_core(i, eval(10000+(i+1)*10), $4)')
> +dump_processor_post()')
> +
> +dnl
> +dnl dump_system([num_processors], [num_cores], [num_threads])
> +dnl
> +define(`dump_system',
> +`forloop(`i', `0', eval(`$1-1'),dnl
> +`
> +    CONCAT(proc,i) {
> +      index = < CONCAT(0x,i) >;
> +    };
> +')
> +forloop(`i', `0', eval(`$1-1'), `dump_processor(i, eval(20000+i*1000), $2, $3)')')
> +divert`'dnl
> +
> +/dts-v1/;
> +
> +/ {
> +    #address-cells = <0x1>;
> +    #size-cells = <0x1>;
> +dump_system(8, 4, 2)
> +};
>