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Bin Meng authored
Upgrade OpenSBI from v1.0 to v1.1 and the pre-built bios images.

The v1.1 release includes the following commits:

5b99603 lib: utils/ipi: Fix size check in aclint_mswi_cold_init()
6dde435 lib: utils/sys: Extend HTIF library to allow custom base address
8257262 platform: sifive_fu740: do not use a global in da9063_reset/shutdown
fb688d9 platform: sifive_fu740: fix reset when watchdog is running
5d025eb lib: fix pointer of type 'void *' used in arithmetic
632f593 lib: sbi: Map only the counters enabled in hardware
3b7c204 lib: sbi: Disable interrupt during config matching
a26dc60 lib: sbi: Disable interrupt and inhibit counting in M-mode during init
5d53b55 Makefile: fix build with binutils 2.38
6ad8917 lib: fix compilation when strings.h is included
ce4c018 lib: utils/serial: Round UART8250 baud rate divisor to nearest integer
01250d0 include: sbi: Add AIA related CSR defines
8f96070 lib: sbi: Detect AIA CSRs at boot-time
65b4c7c lib: sbi: Use AIA CSRs for local interrupts when available
222132f lib: sbi: Add sbi_trap_set_external_irqfn() API
5f56314 lib: utils/irqchip: Allow multiple FDT irqchip drivers
1050940 include: sbi: Introduce nascent_init() platform callback
55e79f8 lib: sbi: Enable mie.MEIE bit for IPIs based on external interrupts.
9f73669 lib: utils/irqchip: Add IMSIC library
811da5c lib: utils/irqchip: Add FDT based driver for IMSIC
7127aaa lib: utils: Disable appropriate IMSIC DT nodes in fdt_fixups()
9979265 lib: utils/irqchip: Add APLIC initialization library
3461219 lib: utils/irqchip: Add FDT based driver for APLIC
8e2ef4f lib: utils: Disable appropriate APLIC DT nodes in fdt_fixups()
3a69cc1 lib: sbi: fix typo in is_region_subset
f2ccf2f lib: sbi: verbose sbi_domain_root_add_memregion
f3f4604 lib: sbi: Add a simple external interrupt handling framework
4998a71 lib: utils: serial: Initial commit of xlnx-uartlite
2dfbd3c lib: pmp_set/pmp_get moved errors from runtime to compile time
b6b7220 firmware: Fix code for accessing hart_count and stack_size
d552fc8 lib: Add error messages via conditional compilation for the future
555bdb1 include: Use static asserts for SBI_PLATFORM_xxx_OFFSET defines
1b42d3a include: Use static asserts for SBI_SCRATCH_xxx_OFFSET defines
7924a0b include: Use static asserts for FW_DYNAMIC_INFO_xxx_OFFSET defines
722f80d include: Add defines for [m|h|s]envcfg CSRs
31fecad lib: sbi: Detect menvcfg CSR at boot time
47d6765 lib: sbi: Enable Zicbo[m|z] extensions in the menvcfg CSR
794986f lib: sbi: Enable Svpbmt extension in the menvcfg CSR
499601a lib: sbi: Add Smstateen extension defines
d44568a lib: sbi: Detect Smstateen CSRs at boot-time
3383d6a lib: irqchip/imsic: configure mstateen
5c5cbb5 lib: utils/serial: support 'reg-offset' property
c1e47d0 include: correct the definition of MSTATUS_VS
9cd95e1 lib: sbi/hart: preserve csr validation value
4035ae9 docs: pmu: Improve the PMU DT bindings
d62f6da lib: sbi: Implement Sstc extension
474a9d4 lib: sbi: Fix mstatus_init() for RV32 when Sscofpmf is not available
e576b3e include: sbi: Define SBI_PMU_HW_EVENT_MAX to 256
b0c9df5 lib: sbi: Fix mhpmeventh access for rv32 in absence of sscofpmf
1a754bb lib: sbi: Detect and print privileged spec version
5a6be99 lib: sbi: Remove 's' and 'u' from misa_string() output
5b8b377 lib: sbi: Update the name of ISA string printed at boot time
d4b563c lib: sbi: Remove MCOUNTEREN and SCOUNTEREN hart features
dbc3d8f lib: sbi: Remove MCOUNTINHIBT hart feature
97a17c2 lib: sbi: Remove MENVCFG hart feature
a6ab94f lib: sbi: Fix AIA feature detection
cad6c91 lib: sbi: Convert hart features into hart extensions
be4903a lib: sbi: Detect hart features only once for each hart
994ace3 lib: sbi: Add sbi_hart_update_extension() function
023f0ad lib: sbi_platform: Add callback to populate HART extensions
f726f2d Makefile: Allow generated C source to be anywhere in build directory
7fb474b Makefile: Add support for generating C array at compile time
73cf511 lib: utils/reset: Generate FDT reset driver list at compile-time
1e62705 lib: utils/serial: Generate FDT serial driver list at compile-time
bfeb305 lib: utils/timer: Generate FDT timer driver list at compile-time
3a69d12 lib: utils/irqchip: Generate FDT irqchip driver list at compile-time
4ee0c57 lib: utils/ipi: Generate FDT ipi driver list at compile-time
998ed43 lib: utils/i2c: Generate FDT i2c adapter driver list at compile-time
4eacd82 lib: utils/gpio: Generate FDT gpio driver list at compile-time
a3a3c60 platform: generic: Generate platform override module list at compile-time
9a7a677 platform: generic: Move Sifive platform overrides into own directory
851c14d lib: utils/irqchip: fix typo when checking for CPU node
90a9dd2 lib: utils/fdt: introduce fdt_node_is_enabled()
616da52 lib: utils: check if CPU node is enabled
575bb4e platform: generic: check if CPU node is enabled
1bc67db lib: utils/fdt: rename fdt_parse_max_hart_id
f067bb8 lib: sbi: fix system_opcode_insn
fab0379 lib: utils/fdt: Require match data to be const
295e5f3 lib: sbi_timer: Drop unnecessary get_platform_ticks wrapper
ff65bfe lib: sbi_illegal_insn: Constify illegal_insn_table
cb8271c lib: sbi_illegal_insn: Add emulation for fence.tso
adc3388 lib: sbi_trap: Redirect exception based on hedeleg
ce1d618 platform: generic: add overrides for vendor extensions
b20ed9f lib: sbi_hsm: Call a device hook during hart resume
79e42eb lib: sbi_hsm: Assume a consistent resume address
2ea7799 lib: irqchip/plic: Constify plic_data pointers
8c362e7 lib: irqchip/plic: Factor out a context init function
415ecf2 lib: irqchip/plic: Add context save/restore helpers
2b79b69 lib: irqchip/plic: Add priority save/restore helpers
69be3df lib: utils/irqchip: Add FDT wrappers for PLIC save/restore functions
5e56758 lib: utils/irqchip: Add wrapper for T-HEAD PLIC delegation
9dc5ec5 platform: Add HSM implementation for Allwinner D1
551c70c include: sbi: Add mtinst/htinst psuedoinstructions
187127f lib: sbi: Fixup tinst for exceptions in sbi_misaligned_*()
a07402a lib: sbi: Fix tval and tinst for sbi_get_insn()
c653001 lib: utils: Remove CSRs that set/clear an IMSIC interrupt file bits
7738345 lib: utils/timer: Add a separate compatible for the D1 CLINT
d76a196 lib: irqchip/plic: fix typo in plic_warm_irqchip_init
6f1fe98 lib: utils/timer: Remove Allwinner D1 CLINT compatibles
c6fdbcf include: sbi: Change spec version to 1.0
3f66465 lib: pmu: allow to use the highest available counter
4489876 include: Bump-up version to 1.1

Signed-off-by: default avatarBin Meng <bmeng.cn@gmail.com>
Reviewed-by: default avatarAlistair Francis <alistair.francis@wdc.com>
Message-Id: <20220713090613.204046-1-bmeng.cn@gmail.com>
Signed-off-by: default avatarAlistair Francis <alistair.francis@wdc.com>
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QEMU README

QEMU is a generic and open source machine & userspace emulator and virtualizer.

QEMU is capable of emulating a complete machine in software without any need for hardware virtualization support. By using dynamic translation, it achieves very good performance. QEMU can also integrate with the Xen and KVM hypervisors to provide emulated hardware while allowing the hypervisor to manage the CPU. With hypervisor support, QEMU can achieve near native performance for CPUs. When QEMU emulates CPUs directly it is capable of running operating systems made for one machine (e.g. an ARMv7 board) on a different machine (e.g. an x86_64 PC board).

QEMU is also capable of providing userspace API virtualization for Linux and BSD kernel interfaces. This allows binaries compiled against one architecture ABI (e.g. the Linux PPC64 ABI) to be run on a host using a different architecture ABI (e.g. the Linux x86_64 ABI). This does not involve any hardware emulation, simply CPU and syscall emulation.

QEMU aims to fit into a variety of use cases. It can be invoked directly by users wishing to have full control over its behaviour and settings. It also aims to facilitate integration into higher level management layers, by providing a stable command line interface and monitor API. It is commonly invoked indirectly via the libvirt library when using open source applications such as oVirt, OpenStack and virt-manager.

QEMU as a whole is released under the GNU General Public License, version 2. For full licensing details, consult the LICENSE file.

Documentation

Documentation can be found hosted online at https://www.qemu.org/documentation/. The documentation for the current development version that is available at https://www.qemu.org/docs/master/ is generated from the docs/ folder in the source tree, and is built by Sphinx.

Building

QEMU is multi-platform software intended to be buildable on all modern Linux platforms, OS-X, Win32 (via the Mingw64 toolchain) and a variety of other UNIX targets. The simple steps to build QEMU are:

mkdir build
cd build
../configure
make

Additional information can also be found online via the QEMU website:

Submitting patches

The QEMU source code is maintained under the GIT version control system.

git clone https://gitlab.com/qemu-project/qemu.git

When submitting patches, one common approach is to use 'git format-patch' and/or 'git send-email' to format & send the mail to the qemu-devel@nongnu.org mailing list. All patches submitted must contain a 'Signed-off-by' line from the author. Patches should follow the guidelines set out in the style section of the Developers Guide.

Additional information on submitting patches can be found online via the QEMU website

The QEMU website is also maintained under source control.

git clone https://gitlab.com/qemu-project/qemu-web.git

A 'git-publish' utility was created to make above process less cumbersome, and is highly recommended for making regular contributions, or even just for sending consecutive patch series revisions. It also requires a working 'git send-email' setup, and by default doesn't automate everything, so you may want to go through the above steps manually for once.

For installation instructions, please go to

The workflow with 'git-publish' is:

$ git checkout master -b my-feature
$ # work on new commits, add your 'Signed-off-by' lines to each
$ git publish

Your patch series will be sent and tagged as my-feature-v1 if you need to refer back to it in the future.

Sending v2:

$ git checkout my-feature # same topic branch
$ # making changes to the commits (using 'git rebase', for example)
$ git publish

Your patch series will be sent with 'v2' tag in the subject and the git tip will be tagged as my-feature-v2.

Bug reporting

The QEMU project uses GitLab issues to track bugs. Bugs found when running code built from QEMU git or upstream released sources should be reported via:

If using QEMU via an operating system vendor pre-built binary package, it is preferable to report bugs to the vendor's own bug tracker first. If the bug is also known to affect latest upstream code, it can also be reported via GitLab.

For additional information on bug reporting consult:

ChangeLog

For version history and release notes, please visit https://wiki.qemu.org/ChangeLog/ or look at the git history for more detailed information.

Contact

The QEMU community can be contacted in a number of ways, with the two main methods being email and IRC

Information on additional methods of contacting the community can be found online via the QEMU website: