On Monday, October 2, 2023 2:56:28 P.M. EDT Simon Glass wrote: > On Mon, 2 Oct 2023 at 09:21, Detlev Casanova > > <detlev.casan...@collabora.com> wrote: > > The command is able to show different information for the running > > system: > > * Model name > > * Board ID > > * Revision > > > > This command can be used by boot shell scripts to select configurations > > depending on the specific running system. > > > > Reviewed-by: Marek Vasut <marek.vasut+rene...@mailbox.org> > > Signed-off-by: Detlev Casanova <detlev.casan...@collabora.com> > > --- > > > > cmd/Kconfig | 6 +++ > > cmd/Makefile | 1 + > > cmd/sysinfo.c | 133 ++++++++++++++++++++++++++++++++++++++++++++++++++ > > 3 files changed, 140 insertions(+) > > create mode 100644 cmd/sysinfo.c > > Reviewed-by: Simon Glass <s...@chromium.org> > > Would prefer more help text in the Kconfig as this is pretty vague
Indeed, how would that sound ? Display information to identify the system. It supports showing a board id, a revision number as well as a human readable name. > > diff --git a/cmd/Kconfig b/cmd/Kconfig > > index 43ca10f69cc..67d019aa795 100644 > > --- a/cmd/Kconfig > > +++ b/cmd/Kconfig > > @@ -218,6 +218,12 @@ config CMD_SBI > > > > help > > > > Display information about the SBI implementation. > > > > +config CMD_SYSINFO > > + bool "sysinfo" > > + depends on SYSINFO > > + help > > + Display information about the system. > > + > > > > endmenu > > > > menu "Boot commands" > > > > diff --git a/cmd/Makefile b/cmd/Makefile > > index 9bebf321c39..972f3a4720e 100644 > > --- a/cmd/Makefile > > +++ b/cmd/Makefile > > @@ -167,6 +167,7 @@ obj-$(CONFIG_CMD_SPI) += spi.o > > > > obj-$(CONFIG_CMD_STRINGS) += strings.o > > obj-$(CONFIG_CMD_SMC) += smccc.o > > obj-$(CONFIG_CMD_SYSBOOT) += sysboot.o > > > > +obj-$(CONFIG_CMD_SYSINFO) += sysinfo.o > > > > obj-$(CONFIG_CMD_STACKPROTECTOR_TEST) += stackprot_test.o > > obj-$(CONFIG_CMD_TEMPERATURE) += temperature.o > > obj-$(CONFIG_CMD_TERMINAL) += terminal.o > > > > diff --git a/cmd/sysinfo.c b/cmd/sysinfo.c > > new file mode 100644 > > index 00000000000..46369ff9ac7 > > --- /dev/null > > +++ b/cmd/sysinfo.c > > @@ -0,0 +1,133 @@ > > +// SPDX-License-Identifier: GPL-2.0+ > > +/* > > + * Copyright 2023 > > + * Detlev Casanova <detlev.casan...@collabora.com> > > + */ > > + > > +#include <command.h> > > +#include <env.h> > > +#include <sysinfo.h> > > +#include <exports.h> > > + > > +static int get_sysinfo(struct udevice **devp) > > +{ > > + int ret = sysinfo_get(devp); > > + > > + if (ret) { > > + printf("Cannot get sysinfo: %d\n", ret); > > + return ret; > > + } > > + > > + ret = sysinfo_detect(*devp); > > + if (ret) { > > + printf("Cannot detect sysinfo: %d\n", ret); > > + return ret; > > + } > > + > > + return 0; > > +} > > + > > +static int do_sysinfo_model(struct cmd_tbl *cmdtp, int flag, int argc, > > + char *const argv[]) > > +{ > > + struct udevice *dev; > > + char model[64]; > > + int ret = get_sysinfo(&dev); > > + > > + if (ret) > > + return CMD_RET_FAILURE; > > + > > + ret = sysinfo_get_str(dev, > > + SYSINFO_ID_BOARD_MODEL, > > + sizeof(model), > > + model); > > + if (ret) { > > + printf("Cannot get sysinfo str: %d\n", ret); > > + return CMD_RET_FAILURE; > > + } > > + > > + if (argc == 2) > > + ret = env_set(argv[1], model); > > + else > > + printf("%s\n", model); > > + > > + if (ret) > > + return CMD_RET_FAILURE; > > + else > > + return CMD_RET_SUCCESS; > > +} > > + > > +static int do_sysinfo_id(struct cmd_tbl *cmdtp, int flag, int argc, > > + char *const argv[]) > > +{ > > + struct udevice *dev; > > + u32 board_id; > > + int ret = get_sysinfo(&dev); > > + > > + if (ret) > > + return CMD_RET_FAILURE; > > + > > + ret = sysinfo_get_int(dev, SYSINFO_ID_BOARD_ID, &board_id); > > + if (ret) { > > + printf("Cannot get sysinfo int: %d\n", ret); > > + return CMD_RET_FAILURE; > > + } > > + > > + if (argc == 2) > > + ret = env_set_hex(argv[1], board_id); > > + else > > + printf("0x%02x\n", board_id); > > + > > + if (ret) > > + return CMD_RET_FAILURE; > > + else > > + return CMD_RET_SUCCESS; > > +} > > + > > +static int do_sysinfo_revision(struct cmd_tbl *cmdtp, int flag, int argc, > > + char *const argv[]) > > +{ > > + struct udevice *dev; > > + int rev_major; > > + int rev_minor; > > + char rev[64]; > > + int ret = get_sysinfo(&dev); > > + > > + if (ret) > > + return CMD_RET_FAILURE; > > + > > + ret = sysinfo_get_int(dev, SYSINFO_ID_BOARD_REV_MAJOR, > > &rev_major); > > + if (ret) { > > + printf("Cannot get sysinfo int: %d\n", ret); > > + return CMD_RET_FAILURE; > > + } > > + > > + ret = sysinfo_get_int(dev, SYSINFO_ID_BOARD_REV_MINOR, > > &rev_minor); > > + if (ret) { > > + printf("Cannot get sysinfo int: %d\n", ret); > > + return CMD_RET_FAILURE; > > + } > > + > > + snprintf(rev, sizeof(rev), "%d.%d", rev_major, rev_minor); > > + > > + if (argc == 2) > > + ret = env_set(argv[1], rev); > > + else > > + printf("%s\n", rev); > > + > > + if (ret) > > + return CMD_RET_FAILURE; > > + else > > + return CMD_RET_SUCCESS; > > +} > > + > > +static char sysinfo_help_text[] = > > + "model <varname> - Show or set the board model in varname\n" > > + "sysinfo id <varname> - Show or set the board id in varname > > (in format 0xHH)\n" + "sysinfo revision <varname> - Show or set > > the board revision in varname"; + > > +U_BOOT_CMD_WITH_SUBCMDS(sysinfo, "System information", sysinfo_help_text, > > + U_BOOT_SUBCMD_MKENT(model, 2, 1, > > do_sysinfo_model), > > + U_BOOT_SUBCMD_MKENT(id, 2, 1, do_sysinfo_id), > > + U_BOOT_SUBCMD_MKENT(revision, 2, 1, > > do_sysinfo_revision), +); > > -- > > 2.41.0