Dear Kumar Gala,
In message <1253307595-28655-3-git-send-email-ga...@kernel.crashing.org> you
wrote:
> On CoreNet based platforms the LAW address is split between an high &
> low register and we no longer shift the address. Also, the target IDs
> on CoreNet platforms have been completely re-assigned.
>
> Additionally, added a new find_law() API to which LAW an address hits in.
> This is need for the CoreNet style boot release code since it will need
> to determine what the target ID should be set to for boot window
> translation.
>
> Signed-off-by: Kumar Gala <ga...@kernel.crashing.org>
> ---
> drivers/misc/fsl_law.c | 99
> ++++++++++++++++++++++++++++++++++++++++++++-
> include/asm-ppc/fsl_law.h | 29 +++++++++++++
> 2 files changed, 127 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/misc/fsl_law.c b/drivers/misc/fsl_law.c
> index aa877c6..fba16ed 100644
> --- a/drivers/misc/fsl_law.c
> +++ b/drivers/misc/fsl_law.c
> @@ -1,5 +1,5 @@
> /*
> - * Copyright 2008 Freescale Semiconductor, Inc.
> + * Copyright 2008-2009 Freescale Semiconductor, Inc.
> *
> * (C) Copyright 2000
> * Wolfgang Denk, DENX Software Engineering, w...@denx.de.
> @@ -48,6 +48,24 @@ DECLARE_GLOBAL_DATA_PTR;
>
> void set_law(u8 idx, phys_addr_t addr, enum law_size sz, enum law_trgt_if id)
> {
> +#ifdef CONFIG_FSL_CORENET
> + volatile ccsr_local_t *ccm;
> + volatile u32 *base, *lawbarh, *lawbarl, *lawar;
> +
> + ccm = (void *)(CONFIG_SYS_FSL_CORENET_CCM_ADDR);
> +
> + base = &(ccm->lawbarh0);
> + lawbarh = base + idx * 4;
> + lawbarl = lawbarh + 1;
> + lawar = lawbarl + 1;
> +
> + gd->used_laws |= (1 << idx);
> +
> + out_be32(lawar, 0);
> + out_be32(lawbarh, ((u64)addr >> 32));
> + out_be32(lawbarl, addr & 0xffffffff);
> + out_be32(lawar, LAWAR_EN | ((u32)id << 20) | (u32)sz);
> +#else
> volatile u32 *base = (volatile u32 *)(CONFIG_SYS_IMMR + 0xc08);
> volatile u32 *lawbar = base + 8 * idx;
> volatile u32 *lawar = base + 8 * idx + 2;
This is ugly. Now we have code and variable declarations intermixed.
Please don't. Especially not when it's the same variables.
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de
There comes to all races an ultimate crisis which you have yet to
face .... One day our minds became so powerful we dared think of
ourselves as gods.
-- Sargon, "Return to Tomorrow", stardate 4768.3
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