Date: Fri, 31 Mar 2023 00:31:17 +0200 From: Heinrich Schuchardt xypron.glpk@gmx.de
Am 30. März 2023 23:32:03 MESZ schrieb Simon Glass sjg@chromium.org:
Some files have an associated address. Show this with the 'qfw list' command so that it is possible to dump the data.
Signed-off-by: Simon Glass sjg@chromium.org
cmd/qfw.c | 2 +- doc/usage/cmd/qfw.rst | 28 ++++++++++++++++------------ 2 files changed, 17 insertions(+), 13 deletions(-)
diff --git a/cmd/qfw.c b/cmd/qfw.c index ae3c6a7a84e9..d6ecfa60d5a7 100644 --- a/cmd/qfw.c +++ b/cmd/qfw.c @@ -26,7 +26,7 @@ static int qemu_fwcfg_cmd_list_firmware(void) for (file = qfw_file_iter_init(qfw_dev, &iter); !qfw_file_iter_end(&iter); file = qfw_file_iter_next(&iter)) {
printf("%-56s\n", file->cfg.name);
printf("%08lx %-56s\n", file->addr, file->cfg.name);Are the tables always in the lower 4GiB on all architectures (riscv64, arm64, x86)?
Some arm64 doesn't even have memory in the lower 4GiB of memory. Not sure if qemu emulates such hardware though.
}
return 0; diff --git a/doc/usage/cmd/qfw.rst b/doc/usage/cmd/qfw.rst index cc0e27c27790..76d74278a213 100644 --- a/doc/usage/cmd/qfw.rst +++ b/doc/usage/cmd/qfw.rst @@ -11,6 +11,7 @@ Synopsis qfw list qfw cpus qfw load [kernel_addr [initrd_addr]]
- qfw list
Description
@@ -41,18 +42,21 @@ QEMU firmware files are listed via the *qfw list* command: ::
=> qfw list
- etc/boot-fail-wait
- etc/smbios/smbios-tables
- etc/smbios/smbios-anchor
- etc/e820
- genroms/kvmvapic.bin
- genroms/linuxboot.bin
- etc/system-states
- etc/acpi/tables
- etc/table-loader
- etc/tpm/log
- etc/acpi/rsdp
- bootorder
- 00000000 bios-geometry
- 00000000 bootorder
- 000f0060 etc/acpi/rsdp
- bed14040 etc/acpi/tables
- 00000000 etc/boot-fail-wait
- 00000000 etc/e820
- 00000000 etc/smbios/smbios-anchor
- 00000000 etc/smbios/smbios-tables
- 00000000 etc/system-states
- 00000000 etc/table-loader
- 00000000 etc/tpm/log
- 00000000 genroms/kvmvapic.bin
+Where an address is shown, it indicates where the data is available for +inspection, e.g. using the :doc:`md`.
The available CPUs can be shown via the *qfw cpus* command: