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[U-Boot] Kirkwood: SATA supports only one device per bus

Message ID 1301427721-3941-1-git-send-email-gryrmln@gmail.com
State Changes Requested
Headers show

Commit Message

Gray Remlin March 29, 2011, 7:42 p.m. UTC
Change CONFIG_SYS_IDE_MAXDEVICE from 2 to 1

Signed-off-by: Gray Remlin <gryrmln@gmail.com>
---
 arch/arm/include/asm/arch-kirkwood/config.h |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

Comments

Albert ARIBAUD March 30, 2011, 10:51 a.m. UTC | #1
Hi Gray,

Le 29/03/2011 21:42, Gray Remlin a écrit :
> Change CONFIG_SYS_IDE_MAXDEVICE from 2 to 1
>
> Signed-off-by: Gray Remlin<gryrmln@gmail.com>
> ---
>   arch/arm/include/asm/arch-kirkwood/config.h |    3 ++-
>   1 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/arch/arm/include/asm/arch-kirkwood/config.h b/arch/arm/include/asm/arch-kirkwood/config.h
> index 71ba464..f582ba4 100644
> --- a/arch/arm/include/asm/arch-kirkwood/config.h
> +++ b/arch/arm/include/asm/arch-kirkwood/config.h
> @@ -128,7 +128,8 @@
>   #define CONFIG_LBA48
>   /* CONFIG_CMD_IDE requires some #defines for ATA registers */
>   #define CONFIG_SYS_IDE_MAXBUS		2
> -#define CONFIG_SYS_IDE_MAXDEVICE	2
> +/* Only one device per bus on SATA */
> +#define CONFIG_SYS_IDE_MAXDEVICE	1
>   /* ATA registers base is at SATA controller base */
>   #define CONFIG_SYS_ATA_BASE_ADDR	MV_SATA_BASE
>   #endif /* CONFIG_CMD_IDE */

Did you cross-check this patch with Rogan's recent patch?

<http://patchwork.ozlabs.org/patch/87501/>

Amicalement,
Prafulla Wadaskar March 30, 2011, 11:17 a.m. UTC | #2
> -----Original Message-----
> From: Gray Remlin [mailto:gryrmln@gmail.com]
> Sent: Wednesday, March 30, 2011 1:12 AM
> To: Prafulla Wadaskar
> Cc: u-boot@lists.denx.de; Gray Remlin
> Subject: [PATCH] Kirkwood: SATA supports only one device per bus
> 
> Change CONFIG_SYS_IDE_MAXDEVICE from 2 to 1

Kirkwood supports max 2
Why do you want this change?

Regards..
Prafulla .. 

> 
> Signed-off-by: Gray Remlin <gryrmln@gmail.com>
> ---
>  arch/arm/include/asm/arch-kirkwood/config.h |    3 ++-
>  1 files changed, 2 insertions(+), 1 deletions(-)
> 
> diff --git a/arch/arm/include/asm/arch-kirkwood/config.h
> b/arch/arm/include/asm/arch-kirkwood/config.h
> index 71ba464..f582ba4 100644
> --- a/arch/arm/include/asm/arch-kirkwood/config.h
> +++ b/arch/arm/include/asm/arch-kirkwood/config.h
> @@ -128,7 +128,8 @@
>  #define CONFIG_LBA48
>  /* CONFIG_CMD_IDE requires some #defines for ATA registers */
>  #define CONFIG_SYS_IDE_MAXBUS		2
> -#define CONFIG_SYS_IDE_MAXDEVICE	2
> +/* Only one device per bus on SATA */
> +#define CONFIG_SYS_IDE_MAXDEVICE	1
>  /* ATA registers base is at SATA controller base */
>  #define CONFIG_SYS_ATA_BASE_ADDR	MV_SATA_BASE
>  #endif /* CONFIG_CMD_IDE */
> --
> 1.7.4
Gray Remlin March 30, 2011, 12:58 p.m. UTC | #3
On 03/30/2011 11:51 AM, Albert ARIBAUD wrote:
> Hi Gray,
>
> Le 29/03/2011 21:42, Gray Remlin a écrit :
>> Change CONFIG_SYS_IDE_MAXDEVICE from 2 to 1
>>
>> Signed-off-by: Gray Remlin<gryrmln@gmail.com>
>> ---
>>    arch/arm/include/asm/arch-kirkwood/config.h |    3 ++-
>>    1 files changed, 2 insertions(+), 1 deletions(-)
>>
>> diff --git a/arch/arm/include/asm/arch-kirkwood/config.h b/arch/arm/include/asm/arch-kirkwood/config.h
>> index 71ba464..f582ba4 100644
>> --- a/arch/arm/include/asm/arch-kirkwood/config.h
>> +++ b/arch/arm/include/asm/arch-kirkwood/config.h
>> @@ -128,7 +128,8 @@
>>    #define CONFIG_LBA48
>>    /* CONFIG_CMD_IDE requires some #defines for ATA registers */
>>    #define CONFIG_SYS_IDE_MAXBUS		2
>> -#define CONFIG_SYS_IDE_MAXDEVICE	2
>> +/* Only one device per bus on SATA */
>> +#define CONFIG_SYS_IDE_MAXDEVICE	1
>>    /* ATA registers base is at SATA controller base */
>>    #define CONFIG_SYS_ATA_BASE_ADDR	MV_SATA_BASE
>>    #endif /* CONFIG_CMD_IDE */
> Did you cross-check this patch with Rogan's recent patch?
>
> <http://patchwork.ozlabs.org/patch/87501/>
>
> Amicalement,
No, this patch does not take Rogan's recent patch into consideration.

Rogan's patch does not address issues such as (from cmd_ide.c)

'array[CONFIG_SYS_IDE_MAXDEVICE]'

'for (i=0; i<CONFIG_SYS_IDE_MAXDEVICE; ++i)'

which will still be incorrect and will need to be patched up.
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Patch

diff --git a/arch/arm/include/asm/arch-kirkwood/config.h b/arch/arm/include/asm/arch-kirkwood/config.h
index 71ba464..f582ba4 100644
--- a/arch/arm/include/asm/arch-kirkwood/config.h
+++ b/arch/arm/include/asm/arch-kirkwood/config.h
@@ -128,7 +128,8 @@ 
 #define CONFIG_LBA48
 /* CONFIG_CMD_IDE requires some #defines for ATA registers */
 #define CONFIG_SYS_IDE_MAXBUS		2
-#define CONFIG_SYS_IDE_MAXDEVICE	2
+/* Only one device per bus on SATA */
+#define CONFIG_SYS_IDE_MAXDEVICE	1
 /* ATA registers base is at SATA controller base */
 #define CONFIG_SYS_ATA_BASE_ADDR	MV_SATA_BASE
 #endif /* CONFIG_CMD_IDE */