[PATCH v2 2/2] powerpc/83xx: map IMMR with a BAT.

Scott Wood oss at buserror.net
Tue Sep 17 01:04:27 AEST 2019


On Mon, 2019-09-16 at 06:42 +0000, Christophe Leroy wrote:
> @@ -145,6 +147,15 @@ void __init mpc83xx_setup_arch(void)
>  	if (ppc_md.progress)
>  		ppc_md.progress("mpc83xx_setup_arch()", 0);
>  
> +	if (!__map_without_bats) {
> +		phys_addr_t immrbase = get_immrbase();
> +		int immrsize = IS_ALIGNED(immrbase, SZ_2M) ? SZ_2M : SZ_1M;
> +		unsigned long va = __fix_to_virt(FIX_IMMR_BASE);

Why __fix_to_virt() and not fix_to_virt()?

-Scott




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