Messages in this thread | | | Subject | Re: [PATCH v2 0/3] Add basic support for Loongson 7A1000 bridge chip | From | Tiezhu Yang <> | Date | Tue, 24 Mar 2020 17:31:08 +0800 |
| |
On 03/24/2020 03:49 PM, Jiaxun Yang wrote: > > 于 2020年3月23日 GMT+08:00 上午10:59:12, Tiezhu Yang <yangtiezhu@loongson.cn> 写到: >> The Loongson 7A1000 bridge chip has been released for several years >> since the second half of 2017, but it is not supported by the Linux >> mainline kernel while it only works well with the Loongson internal >> kernel version. When I update the latest version of Linux mainline >> kernel on the Loongson 3A3000 CPU and 7A1000 bridge chip system, >> the boot process failed and I feel depressed. >> >> The 7A1000 bridge chip is used a lot with 3A3000 or 3A4000 CPU in >> the most Loongson desktop and sever products, it is important to >> support Loongson 7A1000 bridge chip by the Linux mainline kernel. >> >> This patch series adds the basic support for the Loongson 7A1000 >> bridge chip, when apply these patches based on linux-5.6-rc7, the >> boot process is successful and we can login normally used with the > Is it still true without IRQ driver?
No, I will modify the description.
> >> latest firmware and discrete graphics card, the next work to do is >> power management and some other controller device drivers. >> >> Additionally, when I git clone mips code [1], the speed is too slow >> and clone always failed, so this patch series is based on the latest >> linux-5.6-rc7 [2]. > You can clone stable tree from mirrors in China[1] at first, > then add mips tree as a remote and fetch from it. > In this way it will only download a minimal difference set from foreign server so won't spend a lot of time.
Thanks for your suggestion.
> > > [1]: https://mirrors.tuna.tsinghua.edu.cn/git/linux-stable.git > >> If you have any questions and suggestions, please let me know. >> >> Thanks, >> >> Tiezhu Yang >> >> v2: >> - The split patch series about Loongson vendor ID and SATA controller >> has been merged into the linux-block.git by Jens Axboe [3]. >> >> - Think about using hierarchy IRQ domain in the patch of interrupt >> controller, and this maybe depend on the patch series by Jiaxun >> ("Modernize Loongson64 Machine"), so the patch about interrupt is >> not included in this v2 patch series. >> >> [1] git clone >> https://git.kernel.org/pub/scm/linux/kernel/git/mips/linux.git >> [2] git clone https://github.com/torvalds/linux.git >> [3] >> https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git/commit/?h=for-next&id=9acb9fe18d86 >> https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git/commit/?h=for-next&id=e49bd683e00b >> >> Tiezhu Yang (3): >> MIPS: Loongson: Get host bridge information >> MIPS: Loongson: Add DMA support for 7A1000 >> MIPS: Loongson: Add PCI support for 7A1000 >> >> arch/mips/include/asm/mach-loongson64/boot_param.h | 20 ++++++ >> arch/mips/loongson64/dma.c | 9 ++- >> arch/mips/loongson64/env.c | 20 ++++++ >> arch/mips/loongson64/init.c | 17 +++++ >> arch/mips/pci/ops-loongson3.c | 72 >> ++++++++++++++++++++-- >> 5 files changed, 131 insertions(+), 7 deletions(-)
| |