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Re: [Qemu-devel] [PATCH 04/10] S390: check if BIOS is available and crea
From: |
Alexander Graf |
Subject: |
Re: [Qemu-devel] [PATCH 04/10] S390: check if BIOS is available and create links |
Date: |
Fri, 26 Apr 2013 17:57:44 +0200 |
On 26.04.2013, at 17:48, Dominik Dingel wrote:
> On Fri, 26 Apr 2013 17:23:18 +0200
> Alexander Graf <address@hidden> wrote:
>
>>
>> On 26.04.2013, at 14:12, Dominik Dingel wrote:
>>
>>> Signed-off-by: Dominik Dingel <address@hidden>
>>>
>>> Check if the BIOS is available before loading it into the memory.
>>> Create the needed Links for build.
>>>
>>> Add a if the BIOS is available, also add the needed links for the build
>>> process.
>>>
>>> diff --git a/configure b/configure
>>> index 19777de..2bbbd54 100755
>>> --- a/configure
>>> +++ b/configure
>>> @@ -4541,6 +4541,7 @@ for bios_file in \
>>> $source_path/pc-bios/*.aml \
>>> $source_path/pc-bios/*.rom \
>>> $source_path/pc-bios/*.dtb \
>>> + $source_path/pc-bios/*.img \
>>> $source_path/pc-bios/openbios-* \
>>> $source_path/pc-bios/palcode-*
>>> do
>>> diff --git a/hw/s390x/ipl.c b/hw/s390x/ipl.c
>>> index 9758529..36daa67 100644
>>> --- a/hw/s390x/ipl.c
>>> +++ b/hw/s390x/ipl.c
>>> @@ -95,6 +95,10 @@ static int s390_ipl_init(SysBusDevice *dev)
>>> }
>>>
>>> bios_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
>>> + if (bios_filename == NULL) {
>>> + hw_error("could not find stage1 bootloader\n");
>>> + }
>>> +
>>> bios_size = load_elf(bios_filename, NULL, NULL, &ipl->start_addr,
>>> NULL,
>>> NULL, 1, ELF_MACHINE, 0);
>>> if (bios_size == -1UL) {
>>> diff --git a/pc-bios/s390-ccw/Makefile b/pc-bios/s390-ccw/Makefile
>>> index ad55a14..1e6ab1e 100644
>>> --- a/pc-bios/s390-ccw/Makefile
>>> +++ b/pc-bios/s390-ccw/Makefile
>>> @@ -21,6 +21,7 @@ s390-ccw.elf: $(OBJECTS)
>>>
>>> s390-ccw.img: s390-ccw.elf
>>> $(call quiet-command,strip $< -o $@," Stripping $(TARGET_DIR)$@")
>>> + ln -s -f `pwd`/$@ ../$@
>>
>> I don't think we do this for any other blobs, so why should we here?
>>
>> Alex
>
> In case we are not running on the s390 platform we need the link to the
> shipped binary.
> But if we are running on the s390 platform we like to build the rom in the
> s390-ccw build folder. After that we either copy or link it to the pc-bios
> location.
> I personally preferred the link version.
It's not what users expect when they compile code inside of pc-bios. Please
stick to whatever behavior other blobs that we compile on demand have.
Alex
[Qemu-devel] [PATCH 07/10] s390-ccw.img: Rudimentary error checking., Dominik Dingel, 2013/04/26
[Qemu-devel] [PATCH 05/10] s390-ccw.img: Detect devices with stsch., Dominik Dingel, 2013/04/26
[Qemu-devel] [PATCH 10/10] S390: Enabling device and program selection, Dominik Dingel, 2013/04/26