Date: Mon, 25 Apr 2016 13:19:40 -0700 From: Adrian Chadd <adrian.chadd@gmail.com> To: Mori Hiroki <yamori813@yahoo.co.jp> Cc: "freebsd-mips@freebsd.org" <freebsd-mips@freebsd.org> Subject: Re: most significant bit memory resource Message-ID: <CAJ-VmokY10WRydJ6po2br=9qc_t--0C2yn0Y5B4XQ_Suzk%2B5xA@mail.gmail.com> In-Reply-To: <122264.6769.qm@web101720.mail.ssk.yahoo.co.jp> References: <122264.6769.qm@web101720.mail.ssk.yahoo.co.jp>
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hi,
I'll get some of the other mips people to take a look at this and get
back to you.
Thanks!
-a
On 24 April 2016 at 16:38, Mori Hiroki <yamori813@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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