[PATCH 1/6] ARM: highbank: add devicetree source

From: robherring2@gmail.com (Rob Herring)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/6] ARM: highbank: add devicetree source
Date: Sat, 20 Aug 2011 13:29:02 -0500	[thread overview]
Message-ID: <4E4FFCEE.1070203@gmail.com> (raw)
In-Reply-To: <20110817175250.GM12686@e102144-lin.cambridge.arm.com>

On 08/17/2011 12:52 PM, Will Deacon wrote:
> Hi Rob,
> 
> On Wed, Aug 17, 2011 at 02:49:41PM +0100, Rob Herring wrote:
>> In highbank.c:
>>
>> +#define HB_JUMP_TABLE_PHYS(cpu)		(0x40 + (0x10 * (cpu)))
>> +#define HB_JUMP_TABLE_VIRT(cpu)		phys_to_virt(HB_JUMP_TABLE_PHYS(cpu))
>> +
>> +void highbank_set_cpu_jump(int cpu, void *jump_addr)
>> +{
>> +	writel(BSYM(virt_to_phys(jump_addr)), HB_JUMP_TABLE_VIRT(cpu));
>> +	__cpuc_flush_dcache_area(HB_JUMP_TABLE_VIRT(cpu), 16);
>> +	outer_clean_range(HB_JUMP_TABLE_PHYS(cpu),
>> +			  HB_JUMP_TABLE_PHYS(cpu) + 15);
>> +}
> 
> I don't suppose you guys can boot on a CPU other than 0 can you? That would be
> really handy for testing my cpu-mapping patch series :)
> 

We probably can with a little work to the boot code.

Rob