diff options
author | Björn Töpel <bjorn@rivosinc.com> | 2023-10-12 13:28:52 +0300 |
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committer | Michael S. Tsirkin <mst@redhat.com> | 2023-11-01 16:31:16 +0300 |
commit | f2de37a572853d340f945a7748f74e3ed8c6b743 (patch) | |
tree | 74dbab1dc67486573fd42f9fb6d60cab5b6c66d0 /drivers/firmware/Kconfig | |
parent | 0d82410252ea324f0064e75b9865bb74cccc1dda (diff) | |
download | linux-f2de37a572853d340f945a7748f74e3ed8c6b743.tar.xz |
riscv, qemu_fw_cfg: Add support for RISC-V architecture
Qemu fw_cfg support was missing for RISC-V, which made it hard to do
proper vmcore dumps from qemu.
Add the missing RISC-V arch-defines.
You can now do vmcore dumps from qemu. Add "-device vmcoreinfo" to the
qemu command-line. From the qemu monitor:
(qemu) dump-guest-memory vmcore
The vmcore can now be used, e.g., with the "crash" utility.
Acked-by: "Michael S. Tsirkin" <mst@redhat.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Tested-by: Clément Léger <cleger@rivosinc.com>
Signed-off-by: Björn Töpel <bjorn@rivosinc.com>
Message-Id: <20231012102852.234442-1-bjorn@kernel.org>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/firmware/Kconfig')
-rw-r--r-- | drivers/firmware/Kconfig | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/firmware/Kconfig b/drivers/firmware/Kconfig index b59e3041fd62..f05ff56629b3 100644 --- a/drivers/firmware/Kconfig +++ b/drivers/firmware/Kconfig @@ -155,7 +155,7 @@ config RASPBERRYPI_FIRMWARE config FW_CFG_SYSFS tristate "QEMU fw_cfg device support in sysfs" - depends on SYSFS && (ARM || ARM64 || PARISC || PPC_PMAC || SPARC || X86) + depends on SYSFS && (ARM || ARM64 || PARISC || PPC_PMAC || RISCV || SPARC || X86) depends on HAS_IOPORT_MAP default n help |