From: Andre Przywara <andre.przywara@arm.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] ARM64 Allwinner Binary Size
Date: Tue, 19 Dec 2017 14:22:59 +0000 [thread overview]
Message-ID: <846d4764-e7f7-7e12-0c3b-96ae80074939@arm.com> (raw)
In-Reply-To: <20171219142044.GA14220@bill-the-cat>
Hi,
On 19/12/17 14:20, Tom Rini wrote:
> On Tue, Dec 19, 2017 at 03:09:52PM +0100, Maxime Ripard wrote:
>> On Tue, Dec 19, 2017 at 08:30:31AM -0500, Tom Rini wrote:
>>> On Tue, Dec 19, 2017 at 02:26:40PM +0100, Maxime Ripard wrote:
>>>> 1;5002;0c
>>>> On Tue, Dec 19, 2017 at 08:15:31AM -0500, Tom Rini wrote:
>>>>> On Tue, Dec 19, 2017 at 02:12:02PM +0100, Maxime Ripard wrote:
>>>>>> On Tue, Dec 05, 2017 at 10:28:20AM +0000, Andre Przywara wrote:
>>>>>>> So even though the actual u-boot.bin for 64-bit boards is still somewhat
>>>>>>> below the limit (~480KB), adding the ATF image (~32KB) pushes it over
>>>>>>> the edge. So since v2017.11 u-boot.itb is already too big for the
>>>>>>> traditional MMC env location.
>>>>>>
>>>>>> So I've had a quick look about what could go possibly go away in our
>>>>>> current armv8 config (using the pine64+ defconfig). Let me know if
>>>>>> some are actually vitals:
>>>>>>
>>>>>> - FIT_ENABLE_SHA256_SUPPORT
>>>>>> - CONSOLE_MUX
>>>>>> - CMD_CRC32
>>>>>> - CMD_LZMADEC
>>>>>> - CMD_UNZIP
>>>>>> - CMD_LOADB
>>>>>> - CMD_LOADS
>>>>>> - CMD_MISC (actually implementing the command sleep)
>>>>>> - ISO_PARTITION (yes. For CDROMs.)
>>>>>> - VIDEO_BPP8, VIDEO_BPP16
>>>>>> - VIDEO_ANSI
>>>>>> - SHA256
>>>>>> - LZMA
>>>>>>
>>>>>> Removing those options make the u-boot.itb binary size going from
>>>>>> 516kB to 478kB, making it functional again *and* allowing us to enable
>>>>>> the DT overlays that seem way more important than any feature
>>>>>> mentionned above (and bumps the size to 483kB).
>>>>>
>>>>> You want to keep sha256 support in FIT images, we only have dropping
>>>>> that allowed for some very odd use-cases. And while I don't have a
>>>>> strong opinion about unzip, lzma is one of the valid/likelu compressions
>>>>> for an Image (and aside, I, or someone, needs to look into having
>>>>> 'booti' recognize various compression algorithms and automatically
>>>>> decompress them) so I don't think we should get rid of that.
>>>>
>>>> So, adding back CMD_LZMADEC and FIT_ENABLE_SHA256_SUPPORT, we're at
>>>> 499kB. Still tight, but it fits.
>>>
>>> Looking over myself, perhaps drop CMD_BOOTD and move LOGLEVEL to 3?
>>
>> And we're at 498kB now! :)
>>
>> Is CMD_ELF useful as well?
>
> That's a good question. In 32bit land, that's how you're going to
> launch FreeRTOS and proprietary apps and so forth. I don't know if for
> aarch64 people will still be doing ELF applications or UEFI applications
> for all of this.
Eventually we will be, but for now (and the *defconfig*) I think it's
fine to drop it. If we stick to Maxime's plan, we can get it back in 6
months or so.
Cheers,
Andre.
>
next prev parent reply other threads:[~2017-12-19 14:22 UTC|newest]
Thread overview: 86+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-28 10:24 [U-Boot] [PATCH 00/14] env: Multiple env support and env transition for sunxi Maxime Ripard
2017-11-28 10:24 ` [U-Boot] [PATCH 01/14] cmd: nvedit: Get rid of the env lookup Maxime Ripard
2017-12-05 10:08 ` Andre Przywara
2017-12-29 3:13 ` Simon Glass
2017-11-28 10:24 ` [U-Boot] [PATCH 02/14] env: Rename env_driver_lookup_default and env_get_default_location Maxime Ripard
2017-12-05 10:08 ` Andre Przywara
2017-12-29 3:13 ` Simon Glass
2017-11-28 10:24 ` [U-Boot] [PATCH 03/14] env: Pass additional parameters to the env lookup function Maxime Ripard
2017-12-05 10:09 ` Andre Przywara
2017-12-08 8:25 ` Maxime Ripard
2017-12-29 3:13 ` Simon Glass
2018-01-05 9:27 ` Maxime Ripard
2017-11-28 10:24 ` [U-Boot] [PATCH 04/14] env: Make the env save message a bit more explicit Maxime Ripard
2017-12-05 10:09 ` Andre Przywara
2017-12-29 3:13 ` Simon Glass
2017-11-28 10:24 ` [U-Boot] [PATCH 05/14] env: Make it explicit where we're loading our environment from Maxime Ripard
2017-12-05 10:09 ` Andre Przywara
2017-12-29 3:13 ` Simon Glass
2017-11-28 10:24 ` [U-Boot] [PATCH 06/14] env: fat: Make the debug messages play a little nicer Maxime Ripard
2017-12-05 10:10 ` Andre Przywara
2017-11-28 10:24 ` [U-Boot] [PATCH 07/14] env: mmc: " Maxime Ripard
2017-12-05 10:10 ` Andre Przywara
2017-11-28 10:24 ` [U-Boot] [PATCH 08/14] env: common: " Maxime Ripard
2017-12-05 10:10 ` Andre Przywara
2017-11-28 10:24 ` [U-Boot] [PATCH 09/14] env: Support multiple environments Maxime Ripard
2017-12-05 10:10 ` Andre Przywara
2017-12-29 3:13 ` Simon Glass
2017-11-28 10:24 ` [U-Boot] [PATCH 10/14] env: Initialise all the environments Maxime Ripard
2017-11-28 12:24 ` Quentin Schulz
2017-11-28 12:29 ` Maxime Ripard
2017-12-05 10:11 ` Andre Przywara
2017-12-29 3:13 ` Simon Glass
2017-11-28 10:24 ` [U-Boot] [PATCH 11/14] env: Allow to build multiple environments in Kconfig Maxime Ripard
2017-12-05 10:11 ` Andre Przywara
2017-12-29 3:13 ` Simon Glass
2017-11-28 10:24 ` [U-Boot] [PATCH 12/14] env: Mark env_get_location as weak Maxime Ripard
2017-12-05 10:14 ` Andre Przywara
2017-12-29 3:13 ` Simon Glass
2018-01-05 9:29 ` Maxime Ripard
2018-01-08 4:52 ` Simon Glass
2018-01-09 13:10 ` Maxime Ripard
2018-01-09 16:05 ` Tom Rini
2018-01-11 15:35 ` Maxime Ripard
2017-11-28 10:24 ` [U-Boot] [PATCH 13/14] sunxi: Transition from the MMC to a FAT-based environment Maxime Ripard
2017-12-05 10:28 ` Andre Przywara
2017-12-08 8:42 ` Maxime Ripard
2017-12-19 13:12 ` [U-Boot] ARM64 Allwinner Binary Size Maxime Ripard
2017-12-19 13:15 ` Tom Rini
2017-12-19 13:26 ` Maxime Ripard
2017-12-19 13:30 ` Tom Rini
2017-12-19 14:09 ` Maxime Ripard
2017-12-19 14:16 ` Emmanuel Vadot
2017-12-19 14:20 ` Tom Rini
2017-12-19 14:22 ` Andre Przywara [this message]
2017-12-19 14:24 ` Tom Rini
2017-12-19 13:28 ` Alexander Graf
2017-12-19 13:31 ` Tom Rini
2017-12-19 14:13 ` Maxime Ripard
2017-12-19 13:38 ` Andre Przywara
2017-12-19 13:51 ` Mark Kettenis
2017-12-19 14:17 ` Andre Przywara
2017-12-20 9:31 ` Mark Kettenis
2017-12-19 14:20 ` Maxime Ripard
2017-12-19 14:27 ` Andre Przywara
2017-12-19 14:38 ` Jagan Teki
2017-12-19 14:41 ` Chen-Yu Tsai
2017-12-19 14:50 ` Maxime Ripard
2017-12-19 14:41 ` Andre Przywara
2017-12-19 15:36 ` Maxime Ripard
2017-12-19 15:44 ` Tom Rini
2017-12-19 15:50 ` Jagan Teki
2017-12-20 2:02 ` André Przywara
2017-12-19 13:41 ` Mark Kettenis
2017-12-19 15:24 ` Maxime Ripard
2017-12-19 22:35 ` Mark Kettenis
2017-12-20 1:55 ` André Przywara
2017-12-20 7:15 ` Maxime Ripard
2017-12-20 7:42 ` Mark Kettenis
2017-12-20 9:20 ` Maxime Ripard
2017-11-28 10:24 ` [U-Boot] [PATCH 14/14] env: sunxi: Enable FAT-based environment support by default Maxime Ripard
2017-12-05 10:30 ` Andre Przywara
2017-12-07 20:09 ` [U-Boot] [PATCH 00/14] env: Multiple env support and env transition for sunxi Tom Rini
2017-12-08 9:05 ` Maxime Ripard
[not found] <1121050599.2348905.1513792379568.ref@mail.yahoo.com>
2017-12-20 17:52 ` [U-Boot] ARM64 Allwinner Binary Size Duncan Hare
2017-12-20 18:08 ` Jagan Teki
2017-12-20 20:30 ` Duncan Hare
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