Re: [GIT PULL] sh: remove sh5 support

From: Christoph Hellwig
Date: Thu May 28 2020 - 01:46:06 EST

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[adding Linus]

On Thu, May 07, 2020 at 07:35:52AM -0700, Christoph Hellwig wrote:
> Any progress on this? I plan to resend the sh dma-mapping I've been
> trying to get upstream for a year again, and they would conflict,
> so I could look into rebasing them first.

So for years now it has been close to and in the end impossible to
provoke sh maintainer action. At the same point hardware is pretty much
long gone for the real commercial variants, and never took off for the
open hardware nommu variant.

Linus, would you ok with a 5.8 pull request to just kill off arch/sh/?

>
> On Sat, Apr 25, 2020 at 12:19:47AM +0200, Arnd Bergmann wrote:
> > The following changes since commit
> > ae83d0b416db002fe95601e7f97f64b59514d936:
> >
> > Linux 5.7-rc2 (2020-04-19 14:35:30 -0700)
> >
> > are available in the Git repository at:
> >
> > git://git.kernel.org:/pub/scm/linux/kernel/git/arnd/playground.git
> > tags/sh5-remove
> >
> > for you to fetch changes up to 29e36fbee3be4c13ff6881a275c86d5f68acfa23:
> >
> > sh: remove sh5 support (2020-04-24 22:20:55 +0200)
> >
> > ----------------------------------------------------------------
> > sh: remove sh5 support
> >
> > At long last, this is the removal of the 64-bit sh5 port
> > that never went into production.
> >
> > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> >
> > ----------------------------------------------------------------
> >
> > v2: I should have fixed all the missing changes that Geert pointed out,
> > this time sending it as a pull request as the removal patch is
> > too big for the mailing lists, and a 'git format-patch -D' patch
> > is unreliable
> >
> > Arnd Bergmann (1):
> > sh: remove sh5 support
> >
> > arch/sh/Kconfig | 62 +-
> > arch/sh/Kconfig.cpu | 9 -
> > arch/sh/Kconfig.debug | 13 +-
> > arch/sh/Makefile | 29 +-
> > arch/sh/boot/compressed/Makefile | 12 +-
> > arch/sh/boot/compressed/misc.c | 8 -
> > arch/sh/drivers/pci/Makefile | 1 -
> > arch/sh/drivers/pci/ops-sh5.c | 65 -
> > arch/sh/drivers/pci/pci-sh5.c | 217 ---
> > arch/sh/drivers/pci/pci-sh5.h | 108 --
> > arch/sh/include/asm/barrier.h | 4 +-
> > arch/sh/include/asm/bitops.h | 26 -
> > arch/sh/include/asm/bl_bit.h | 11 +-
> > arch/sh/include/asm/bl_bit_64.h | 37 -
> > arch/sh/include/asm/bugs.h | 4 -
> > arch/sh/include/asm/cache_insns.h | 12 +-
> > arch/sh/include/asm/cache_insns_64.h | 20 -
> > arch/sh/include/asm/checksum.h | 6 +-
> > arch/sh/include/asm/elf.h | 23 -
> > arch/sh/include/asm/extable.h | 4 -
> > arch/sh/include/asm/fixmap.h | 4 -
> > arch/sh/include/asm/io.h | 4 -
> > arch/sh/include/asm/irq.h | 3 -
> > arch/sh/include/asm/mmu_context.h | 12 -
> > arch/sh/include/asm/mmu_context_64.h | 75 -
> > arch/sh/include/asm/module.h | 4 -
> > arch/sh/include/asm/page.h | 21 +-
> > arch/sh/include/asm/pgtable.h | 17 -
> > arch/sh/include/asm/pgtable_64.h | 307 ----
> > arch/sh/include/asm/posix_types.h | 6 +-
> > arch/sh/include/asm/processor.h | 14 +-
> > arch/sh/include/asm/processor_64.h | 212 ---
> > arch/sh/include/asm/ptrace_64.h | 14 -
> > arch/sh/include/asm/string.h | 6 +-
> > arch/sh/include/asm/string_64.h | 21 -
> > arch/sh/include/asm/switch_to.h | 11 +-
> > arch/sh/include/asm/switch_to_64.h | 32 -
> > arch/sh/include/asm/syscall.h | 6 +-
> > arch/sh/include/asm/syscall_64.h | 75 -
> > arch/sh/include/asm/syscalls.h | 9 +-
> > arch/sh/include/asm/syscalls_64.h | 18 -
> > arch/sh/include/asm/thread_info.h | 4 +-
> > arch/sh/include/asm/tlb.h | 6 +-
> > arch/sh/include/asm/tlb_64.h | 68 -
> > arch/sh/include/asm/traps.h | 4 -
> > arch/sh/include/asm/traps_64.h | 35 -
> > arch/sh/include/asm/types.h | 5 -
> > arch/sh/include/asm/uaccess.h | 4 -
> > arch/sh/include/asm/uaccess_64.h | 85 -
> > arch/sh/include/asm/unistd.h | 6 +-
> > arch/sh/include/asm/user.h | 7 -
> > arch/sh/include/asm/vmlinux.lds.h | 8 -
> > arch/sh/include/cpu-sh5/cpu/addrspace.h | 12 -
> > arch/sh/include/cpu-sh5/cpu/cache.h | 94 -
> > arch/sh/include/cpu-sh5/cpu/irq.h | 113 --
> > arch/sh/include/cpu-sh5/cpu/mmu_context.h | 22 -
> > arch/sh/include/cpu-sh5/cpu/registers.h | 103 --
> > arch/sh/include/cpu-sh5/cpu/rtc.h | 9 -
> > arch/sh/include/uapi/asm/posix_types.h | 8 +-
> > arch/sh/include/uapi/asm/posix_types_64.h | 29 -
> > arch/sh/include/uapi/asm/ptrace.h | 5 -
> > arch/sh/include/uapi/asm/ptrace_64.h | 15 -
> > arch/sh/include/uapi/asm/sigcontext.h | 13 -
> > arch/sh/include/uapi/asm/stat.h | 61 -
> > arch/sh/include/uapi/asm/swab.h | 10 -
> > arch/sh/include/uapi/asm/unistd.h | 8 +-
> > arch/sh/include/uapi/asm/unistd_64.h | 423 -----
> > arch/sh/kernel/Makefile | 16 +-
> > arch/sh/kernel/cpu/Makefile | 1 -
> > arch/sh/kernel/cpu/init.c | 2 +-
> > arch/sh/kernel/cpu/irq/Makefile | 3 +-
> > arch/sh/kernel/cpu/irq/intc-sh5.c | 194 --
> > arch/sh/kernel/cpu/proc.c | 1 -
> > arch/sh/kernel/cpu/sh5/Makefile | 16 -
> > arch/sh/kernel/cpu/sh5/clock-sh5.c | 76 -
> > arch/sh/kernel/cpu/sh5/entry.S | 2000 ---------------------
> > arch/sh/kernel/cpu/sh5/fpu.c | 106 --
> > arch/sh/kernel/cpu/sh5/probe.c | 72 -
> > arch/sh/kernel/cpu/sh5/setup-sh5.c | 121 --
> > arch/sh/kernel/cpu/sh5/switchto.S | 195 --
> > arch/sh/kernel/cpu/sh5/unwind.c | 342 ----
> > arch/sh/kernel/head_64.S | 346 ----
> > arch/sh/kernel/irq_64.c | 48 -
> > arch/sh/kernel/module.c | 9 -
> > arch/sh/kernel/process.c | 2 -
> > arch/sh/kernel/process_64.c | 461 -----
> > arch/sh/kernel/ptrace_64.c | 576 ------
> > arch/sh/kernel/reboot.c | 6 -
> > arch/sh/kernel/sh_ksyms_64.c | 51 -
> > arch/sh/kernel/signal_64.c | 567 ------
> > arch/sh/kernel/syscalls_64.S | 419 -----
> > arch/sh/kernel/traps_64.c | 814 ---------
> > arch/sh/kernel/vmlinux.lds.S | 18 +-
> > arch/sh/lib64/Makefile | 17 -
> > arch/sh/lib64/copy_page.S | 89 -
> > arch/sh/lib64/copy_user_memcpy.S | 218 ---
> > arch/sh/lib64/memcpy.S | 202 ---
> > arch/sh/lib64/memset.S | 92 -
> > arch/sh/lib64/panic.c | 15 -
> > arch/sh/lib64/sdivsi3.S | 136 --
> > arch/sh/lib64/strcpy.S | 98 -
> > arch/sh/lib64/strlen.S | 34 -
> > arch/sh/lib64/udelay.c | 49 -
> > arch/sh/lib64/udivdi3.S | 121 --
> > arch/sh/lib64/udivsi3.S | 60 -
> > arch/sh/mm/Kconfig | 16 +-
> > arch/sh/mm/Makefile | 31 +-
> > arch/sh/mm/cache-sh5.c | 621 -------
> > arch/sh/mm/cache.c | 6 -
> > arch/sh/mm/extable_64.c | 84 -
> > arch/sh/mm/tlb-sh5.c | 224 ---
> > arch/sh/mm/tlbex_64.c | 166 --
> > arch/sh/mm/tlbflush_64.c | 172 --
> > drivers/rtc/Kconfig | 2 +-
> > fs/Kconfig.binfmt | 2 +-
> > scripts/headers_install.sh | 3 -
> > tools/arch/sh/include/asm/barrier.h | 2 +-
> > 117 files changed, 67 insertions(+), 11554 deletions(-)
> > delete mode 100644 arch/sh/drivers/pci/ops-sh5.c
> > delete mode 100644 arch/sh/drivers/pci/pci-sh5.c
> > delete mode 100644 arch/sh/drivers/pci/pci-sh5.h
> > delete mode 100644 arch/sh/include/asm/bl_bit_64.h
> > delete mode 100644 arch/sh/include/asm/cache_insns_64.h
> > delete mode 100644 arch/sh/include/asm/mmu_context_64.h
> > delete mode 100644 arch/sh/include/asm/pgtable_64.h
> > delete mode 100644 arch/sh/include/asm/processor_64.h
> > delete mode 100644 arch/sh/include/asm/ptrace_64.h
> > delete mode 100644 arch/sh/include/asm/string_64.h
> > delete mode 100644 arch/sh/include/asm/switch_to_64.h
> > delete mode 100644 arch/sh/include/asm/syscall_64.h
> > delete mode 100644 arch/sh/include/asm/syscalls_64.h
> > delete mode 100644 arch/sh/include/asm/tlb_64.h
> > delete mode 100644 arch/sh/include/asm/traps_64.h
> > delete mode 100644 arch/sh/include/asm/uaccess_64.h
> > delete mode 100644 arch/sh/include/cpu-sh5/cpu/addrspace.h
> > delete mode 100644 arch/sh/include/cpu-sh5/cpu/cache.h
> > delete mode 100644 arch/sh/include/cpu-sh5/cpu/irq.h
> > delete mode 100644 arch/sh/include/cpu-sh5/cpu/mmu_context.h
> > delete mode 100644 arch/sh/include/cpu-sh5/cpu/registers.h
> > delete mode 100644 arch/sh/include/cpu-sh5/cpu/rtc.h
> > delete mode 100644 arch/sh/include/uapi/asm/posix_types_64.h
> > delete mode 100644 arch/sh/include/uapi/asm/ptrace_64.h
> > delete mode 100644 arch/sh/include/uapi/asm/unistd_64.h
> > delete mode 100644 arch/sh/kernel/cpu/irq/intc-sh5.c
> > delete mode 100644 arch/sh/kernel/cpu/sh5/Makefile
> > delete mode 100644 arch/sh/kernel/cpu/sh5/clock-sh5.c
> > delete mode 100644 arch/sh/kernel/cpu/sh5/entry.S
> > delete mode 100644 arch/sh/kernel/cpu/sh5/fpu.c
> > delete mode 100644 arch/sh/kernel/cpu/sh5/probe.c
> > delete mode 100644 arch/sh/kernel/cpu/sh5/setup-sh5.c
> > delete mode 100644 arch/sh/kernel/cpu/sh5/switchto.S
> > delete mode 100644 arch/sh/kernel/cpu/sh5/unwind.c
> > delete mode 100644 arch/sh/kernel/head_64.S
> > delete mode 100644 arch/sh/kernel/irq_64.c
> > delete mode 100644 arch/sh/kernel/process_64.c
> > delete mode 100644 arch/sh/kernel/ptrace_64.c
> > delete mode 100644 arch/sh/kernel/sh_ksyms_64.c
> > delete mode 100644 arch/sh/kernel/signal_64.c
> > delete mode 100644 arch/sh/kernel/syscalls_64.S
> > delete mode 100644 arch/sh/kernel/traps_64.c
> > delete mode 100644 arch/sh/lib64/Makefile
> > delete mode 100644 arch/sh/lib64/copy_page.S
> > delete mode 100644 arch/sh/lib64/copy_user_memcpy.S
> > delete mode 100644 arch/sh/lib64/memcpy.S
> > delete mode 100644 arch/sh/lib64/memset.S
> > delete mode 100644 arch/sh/lib64/panic.c
> > delete mode 100644 arch/sh/lib64/sdivsi3.S
> > delete mode 100644 arch/sh/lib64/strcpy.S
> > delete mode 100644 arch/sh/lib64/strlen.S
> > delete mode 100644 arch/sh/lib64/udelay.c
> > delete mode 100644 arch/sh/lib64/udivdi3.S
> > delete mode 100644 arch/sh/lib64/udivsi3.S
> > delete mode 100644 arch/sh/mm/cache-sh5.c
> > delete mode 100644 arch/sh/mm/extable_64.c
> > delete mode 100644 arch/sh/mm/tlb-sh5.c
> > delete mode 100644 arch/sh/mm/tlbex_64.c
> > delete mode 100644 arch/sh/mm/tlbflush_64.c
> >
> > --
> > 2.26.0
> >
> ---end quoted text---
---end quoted text---

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