Message ID | 1350986975-21786-3-git-send-email-aviksil@linux.vnet.ibm.com |
---|---|
State | New |
Headers | show |
On Tue, Oct 23, 2012 at 03:39:35PM +0530, Avik Sil wrote: > Signed-off-by: Avik Sil <aviksil@linux.vnet.ibm.com> As Anthony suggests, it would be better to explicitly remove the normal default boot order in this patch, after adding it for absolutely everything in the first patch. This also needs a better patch comment, explaining the significance of the presence/absence of the property on firmware behaviour. > --- > hw/spapr.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/hw/spapr.c b/hw/spapr.c > index 637b3fb..1b2340c 100644 > --- a/hw/spapr.c > +++ b/hw/spapr.c > @@ -283,7 +283,9 @@ static void *spapr_create_fdt_skel(const char *cpu_model, > > _FDT((fdt_property(fdt, "qemu,boot-kernel", &kprop, sizeof(kprop)))); > } > - _FDT((fdt_property_string(fdt, "qemu,boot-device", boot_device))); > + if (boot_device) { > + _FDT((fdt_property_string(fdt, "qemu,boot-device", boot_device))); > + } > _FDT((fdt_property_cell(fdt, "qemu,graphic-width", graphic_width))); > _FDT((fdt_property_cell(fdt, "qemu,graphic-height", graphic_height))); > _FDT((fdt_property_cell(fdt, "qemu,graphic-depth", graphic_depth)));
On 10/24/2012 04:15 AM, David Gibson wrote: > On Tue, Oct 23, 2012 at 03:39:35PM +0530, Avik Sil wrote: >> Signed-off-by: Avik Sil <aviksil@linux.vnet.ibm.com> > > As Anthony suggests, it would be better to explicitly remove the > normal default boot order in this patch, after adding it for > absolutely everything in the first patch. > > This also needs a better patch comment, explaining the significance of > the presence/absence of the property on firmware behaviour. > Sure. Shall I make the boot order for pseries as NULL string or empty string? Current patch handles NULL string. Regards, Avik >> --- >> hw/spapr.c | 4 +++- >> 1 file changed, 3 insertions(+), 1 deletion(-) >> >> diff --git a/hw/spapr.c b/hw/spapr.c >> index 637b3fb..1b2340c 100644 >> --- a/hw/spapr.c >> +++ b/hw/spapr.c >> @@ -283,7 +283,9 @@ static void *spapr_create_fdt_skel(const char *cpu_model, >> >> _FDT((fdt_property(fdt, "qemu,boot-kernel", &kprop, sizeof(kprop)))); >> } >> - _FDT((fdt_property_string(fdt, "qemu,boot-device", boot_device))); >> + if (boot_device) { >> + _FDT((fdt_property_string(fdt, "qemu,boot-device", boot_device))); >> + } >> _FDT((fdt_property_cell(fdt, "qemu,graphic-width", graphic_width))); >> _FDT((fdt_property_cell(fdt, "qemu,graphic-height", graphic_height))); >> _FDT((fdt_property_cell(fdt, "qemu,graphic-depth", graphic_depth))); >
On Wed, Oct 24, 2012 at 07:31:19AM +0530, Avik Sil wrote: > On 10/24/2012 04:15 AM, David Gibson wrote: > > On Tue, Oct 23, 2012 at 03:39:35PM +0530, Avik Sil wrote: > >> Signed-off-by: Avik Sil <aviksil@linux.vnet.ibm.com> > > > > As Anthony suggests, it would be better to explicitly remove the > > normal default boot order in this patch, after adding it for > > absolutely everything in the first patch. > > > > This also needs a better patch comment, explaining the significance of > > the presence/absence of the property on firmware behaviour. > > > Sure. Shall I make the boot order for pseries as NULL string or empty > string? Current patch handles NULL string. NULL is better, I think.
diff --git a/hw/spapr.c b/hw/spapr.c index 637b3fb..1b2340c 100644 --- a/hw/spapr.c +++ b/hw/spapr.c @@ -283,7 +283,9 @@ static void *spapr_create_fdt_skel(const char *cpu_model, _FDT((fdt_property(fdt, "qemu,boot-kernel", &kprop, sizeof(kprop)))); } - _FDT((fdt_property_string(fdt, "qemu,boot-device", boot_device))); + if (boot_device) { + _FDT((fdt_property_string(fdt, "qemu,boot-device", boot_device))); + } _FDT((fdt_property_cell(fdt, "qemu,graphic-width", graphic_width))); _FDT((fdt_property_cell(fdt, "qemu,graphic-height", graphic_height))); _FDT((fdt_property_cell(fdt, "qemu,graphic-depth", graphic_depth)));
Signed-off-by: Avik Sil <aviksil@linux.vnet.ibm.com> --- hw/spapr.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)