most significant bit memory resource

[Mori Hiroki]

Hi

I check this code work fine.

https://github.com/yamori813/freebsd/commit/8ba7f92d2e120a23e415487521b067d2a5606906


Regards.

Hiroki Mori

----- Original Message -----
> From: Adrian Chadd <adrian.chadd at gmail.com>
> To: Mori Hiroki <yamori813 at yahoo.co.jp>
> Cc: "freebsd-mips at freebsd.org" <freebsd-mips at freebsd.org>
> Date: 2016/4/26, Tue 05:22
> Subject: Re: most significant bit memory resource
> 
> Hi
> ,
> Can you just try typecasting maddr to (u_long) maddr in the call to
> bus_set_resource() ? That should hopefully be an easy fix.
> 
> Thanks,
> 
> 
> -adrian
> 
> 
> On 24 April 2016 at 16:38, Mori Hiroki <yamori813 at yahoo.co.jp> wrote:
>>  Hi.
>> 
>>  Current mips/mips/nexus.c code can't use most significant bit memory 
> resource
>>  device.
>> 
>>  cfi0 at mem 0xffffffffbe000000-0xffffffffbfffffff on nexus0
>>  nexus_alloc_resource: could not reserve resource for cfi0
>>  device_attach: cfi0 attach returned 6
>> 
>>  index 45e47ef..a5d52d7 100644
>> 
>>  --- a/sys/mips/mips/nexus.c
>>  +++ b/sys/mips/mips/nexus.c
>>  @@ -566,7 +566,9 @@ nexus_hinted_child(device_t bus, const char *dname, int 
> duni
>>  t)
>>                      __func__, device_get_nameunit(child),
>>                      (void *)(intptr_t)maddr, msize);
>> 
>>  -               result = bus_set_resource(child, SYS_RES_MEMORY, 0, maddr,
>>  +//             result = bus_set_resource(child, SYS_RES_MEMORY, 0, maddr,
>>  +rman_res_t tmpaddr = (u_long)maddr;
>>  +               result = bus_set_resource(child, SYS_RES_MEMORY, 0, 
> tmpaddr,
>>                      msize);
>>                  if (result != 0) {
>>                          device_printf(bus,
>> 
>>  cfi0 at mem 0xbe000000-0xbfffffff on nexus0
>>  cfi0: [256x128KB]
>>  cfid0 on cfi0
>> 
>>  I check this problem then found my workaround at cfi_core.c. Thanks Adrian.
>> 
>>  Regards
>> 
>>  Hiroki Mori
>> 
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