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From: Timur Tabi <timur@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 3/4][v2] powerpc/85xx:Make debug exception vector accessible
Date: Thu, 22 Mar 2012 14:56:04 -0500	[thread overview]
Message-ID: <4F6B83D4.6090007@freescale.com> (raw)
In-Reply-To: <4F6B833A.60704@freescale.com>

Scott Wood wrote:
> Either it's needed, or we should get rid of CONFIG_ENABLE_36BIT_PHYS
> entirely.  Either way, we should test the results on e500v1 hardware.

That macro conditionally enables support for MAS7:

#if defined(CONFIG_ENABLE_36BIT_PHYS)
	ori	r0,r0,HID0_ENMAS7 at l	/* Enable MAS7 */
#endif

So I don't think we can get rid of it, otherwise I suspect an e500v1
operating system will not work on an e500v2 part.

-- 
Timur Tabi
Linux kernel developer at Freescale

  reply	other threads:[~2012-03-22 19:56 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-21  4:43 [U-Boot] [PATCH 3/4][v2] powerpc/85xx:Make debug exception vector accessible Prabhakar Kushwaha
2012-03-21 16:34 ` Scott Wood
2012-03-21 17:04   ` Prabhakar Kushwaha
2012-03-21 17:08     ` Scott Wood
2012-03-21 19:52 ` Scott Wood
2012-03-22  5:52   ` Prabhakar Kushwaha
2012-03-22 19:43     ` Scott Wood
2012-03-22 19:51       ` Timur Tabi
2012-03-22 19:53         ` Scott Wood
2012-03-22 19:56           ` Timur Tabi [this message]
2012-03-22 19:59             ` Scott Wood
2012-03-23 11:44       ` Prabhakar Kushwaha
2012-03-23 18:14         ` Scott Wood
2012-03-24  2:24           ` Prabhakar Kushwaha
2012-03-26 18:14             ` Scott Wood

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