This patchseries adds initial RISC-V architecture support for barebox.
See Documentation/boards/riscv.rst for instructions.
You can obtain this patchseries from github:
$ git clone -b 20180415.riscv https://github.com/frantony/barebox
Changes since RFC v4 (20170927)
(http://lists.infradead.org/pipermail/barebox/2017-September/031226.html)
* drop 64-bit support;
* sync with RISC-V linux;
* RISC-V in barebox now is little endian only;
* fix according to notes by Oleksij Rempel.
Changes since RFC v3 (20161212)
(http://lists.infradead.org/pipermail/barebox/2016-December/028716.html)
* drop SiFive support, add support for custom Erizo SoC;
* barebox runs on real hardware (e.g. DE0-Nano FPGA board,
see https://github.com/miet-riscv-workgroup/rv32-simple-soc for
details);
* introduce NMON for RISC-V;
* add relocator to start.S.
Changes since RFC v2 (20161113)
(http://lists.infradead.org/pipermail/barebox/2016-November/028533.html):
* add RV32 support.
Changes since RFC v1 (20161013)
(http://lists.infradead.org/pipermail/barebox/2016-October/028309.html):
* drop spike pk support;
* add qemu-sifive board support;
* add Documentation/boards/riscv.rst;
* fix guard macro names
Antony Pavlov (10):
Add initial RISC-V architecture support
RISC-V: add Erizo SoC support
RISC-V: add low-level debug macros for ns16550
RISC-V: add nmon nano-monitor
RISC-V: erizo: add DEBUG_LL support
RISC-V: erizo: enable NMON
RISC-V: erizo: add nmon image creation
RISC-V: add erizo_generic_defconfig
scripts: add nmon-loader
Documentation: add RISC-V docs
Documentation/boards/riscv.rst | 106 ++++++++
arch/riscv/Kconfig | 99 ++++++++
arch/riscv/Makefile | 86 +++++++
arch/riscv/boards/erizo-generic/.gitignore | 1 +
arch/riscv/boards/erizo-generic/Makefile | 1 +
arch/riscv/boards/erizo-generic/board.c | 28 +++
arch/riscv/boot/Makefile | 2 +
arch/riscv/boot/main_entry.c | 40 +++
arch/riscv/boot/start.S | 76 ++++++
arch/riscv/configs/erizo_generic_defconfig | 53 ++++
arch/riscv/dts/.gitignore | 1 +
arch/riscv/dts/Makefile | 9 +
arch/riscv/dts/erizo.dtsi | 46 ++++
arch/riscv/dts/erizo_generic.dts | 32 +++
arch/riscv/dts/skeleton.dtsi | 13 +
arch/riscv/include/asm/barebox.h | 1 +
arch/riscv/include/asm/bitops.h | 35 +++
arch/riscv/include/asm/bitsperlong.h | 10 +
arch/riscv/include/asm/byteorder.h | 6 +
arch/riscv/include/asm/common.h | 6 +
arch/riscv/include/asm/debug_ll_ns16550.h | 186 ++++++++++++++
arch/riscv/include/asm/elf.h | 11 +
arch/riscv/include/asm/io.h | 8 +
arch/riscv/include/asm/mmu.h | 6 +
arch/riscv/include/asm/posix_types.h | 1 +
arch/riscv/include/asm/riscv_nmon.h | 234 ++++++++++++++++++
arch/riscv/include/asm/sections.h | 1 +
arch/riscv/include/asm/string.h | 1 +
arch/riscv/include/asm/swab.h | 6 +
arch/riscv/include/asm/types.h | 60 +++++
arch/riscv/include/asm/unaligned.h | 19 ++
arch/riscv/lib/.gitignore | 1 +
arch/riscv/lib/Makefile | 9 +
arch/riscv/lib/ashldi3.c | 28 +++
arch/riscv/lib/ashrdi3.c | 30 +++
arch/riscv/lib/asm-offsets.c | 12 +
arch/riscv/lib/barebox.lds.S | 89 +++++++
arch/riscv/lib/dtb.c | 41 +++
arch/riscv/lib/libgcc.h | 29 +++
arch/riscv/lib/lshrdi3.c | 28 +++
arch/riscv/lib/riscv_timer.c | 67 +++++
arch/riscv/mach-erizo/Kconfig | 11 +
arch/riscv/mach-erizo/Makefile | 3 +
arch/riscv/mach-erizo/include/mach/debug_ll.h | 37 +++
drivers/of/Kconfig | 2 +-
scripts/erizo-nmon-image | 3 +
scripts/nmon-loader | 31 +++
47 files changed, 1604 insertions(+), 1 deletion(-)
create mode 100644 Documentation/boards/riscv.rst
create mode 100644 arch/riscv/Kconfig
create mode 100644 arch/riscv/Makefile
create mode 100644 arch/riscv/boards/erizo-generic/.gitignore
create mode 100644 arch/riscv/boards/erizo-generic/Makefile
create mode 100644 arch/riscv/boards/erizo-generic/board.c
create mode 100644 arch/riscv/boot/Makefile
create mode 100644 arch/riscv/boot/main_entry.c
create mode 100644 arch/riscv/boot/start.S
create mode 100644 arch/riscv/configs/erizo_generic_defconfig
create mode 100644 arch/riscv/dts/.gitignore
create mode 100644 arch/riscv/dts/Makefile
create mode 100644 arch/riscv/dts/erizo.dtsi
create mode 100644 arch/riscv/dts/erizo_generic.dts
create mode 100644 arch/riscv/dts/skeleton.dtsi
create mode 100644 arch/riscv/include/asm/barebox.h
create mode 100644 arch/riscv/include/asm/bitops.h
create mode 100644 arch/riscv/include/asm/bitsperlong.h
create mode 100644 arch/riscv/include/asm/byteorder.h
create mode 100644 arch/riscv/include/asm/common.h
create mode 100644 arch/riscv/include/asm/debug_ll_ns16550.h
create mode 100644 arch/riscv/include/asm/elf.h
create mode 100644 arch/riscv/include/asm/io.h
create mode 100644 arch/riscv/include/asm/mmu.h
create mode 100644 arch/riscv/include/asm/posix_types.h
create mode 100644 arch/riscv/include/asm/riscv_nmon.h
create mode 100644 arch/riscv/include/asm/sections.h
create mode 100644 arch/riscv/include/asm/string.h
create mode 100644 arch/riscv/include/asm/swab.h
create mode 100644 arch/riscv/include/asm/types.h
create mode 100644 arch/riscv/include/asm/unaligned.h
create mode 100644 arch/riscv/lib/.gitignore
create mode 100644 arch/riscv/lib/Makefile
create mode 100644 arch/riscv/lib/ashldi3.c
create mode 100644 arch/riscv/lib/ashrdi3.c
create mode 100644 arch/riscv/lib/asm-offsets.c
create mode 100644 arch/riscv/lib/barebox.lds.S
create mode 100644 arch/riscv/lib/dtb.c
create mode 100644 arch/riscv/lib/libgcc.h
create mode 100644 arch/riscv/lib/lshrdi3.c
create mode 100644 arch/riscv/lib/riscv_timer.c
create mode 100644 arch/riscv/mach-erizo/Kconfig
create mode 100644 arch/riscv/mach-erizo/Makefile
create mode 100644 arch/riscv/mach-erizo/include/mach/debug_ll.h
create mode 100755 scripts/erizo-nmon-image
create mode 100755 scripts/nmon-loader
--
2.17.0
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