e916d9f93c
We only have a single U-Boot version currently, so there is no value in storing the patch file in a version specific directory. This makes sure U-Boot 2021.10 final release also has fileenv support.
98 lines
2.4 KiB
Diff
98 lines
2.4 KiB
Diff
From d87c6d3bb3de5f574d472dc5390f3f162db81823 Mon Sep 17 00:00:00 2001
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Message-Id: <d87c6d3bb3de5f574d472dc5390f3f162db81823.1632759065.git.stefan@agner.ch>
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From: Pascal Vizeli <pvizeli@syshack.ch>
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Date: Sun, 5 Aug 2018 20:43:03 +0000
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Subject: [PATCH] CMD: read string from fileinto env
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Signed-off-by: Pascal Vizeli <pvizeli@syshack.ch>
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---
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cmd/Kconfig | 5 +++++
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cmd/Makefile | 1 +
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cmd/fileenv.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++
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3 files changed, 52 insertions(+)
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create mode 100644 cmd/fileenv.c
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diff --git a/cmd/Kconfig b/cmd/Kconfig
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index 3a857b3f6e..9dc88988ac 100644
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--- a/cmd/Kconfig
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+++ b/cmd/Kconfig
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@@ -1422,6 +1422,11 @@ config CMD_SETEXPR_FMT
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Evaluate format string expression and store result in an environment
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variable.
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+config CMD_FILEENV
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+ bool "fileenv"
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+ help
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+ Read a file into memory and store it to env.
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+
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endmenu
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menu "Android support commands"
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diff --git a/cmd/Makefile b/cmd/Makefile
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index ed3669411e..a11b4b692e 100644
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--- a/cmd/Makefile
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+++ b/cmd/Makefile
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@@ -142,6 +142,7 @@ obj-$(CONFIG_CMD_SCSI) += scsi.o disk.o
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obj-$(CONFIG_CMD_SHA1SUM) += sha1sum.o
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obj-$(CONFIG_CMD_SETEXPR) += setexpr.o
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obj-$(CONFIG_CMD_SETEXPR_FMT) += printf.o
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+obj-$(CONFIG_CMD_FILEENV) += fileenv.o
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obj-$(CONFIG_CMD_SPI) += spi.o
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obj-$(CONFIG_CMD_STRINGS) += strings.o
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obj-$(CONFIG_CMD_SMC) += smccc.o
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diff --git a/cmd/fileenv.c b/cmd/fileenv.c
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new file mode 100644
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index 0000000000..9891cb05ab
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--- /dev/null
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+++ b/cmd/fileenv.c
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@@ -0,0 +1,46 @@
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+#include <config.h>
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+#include <common.h>
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+#include <command.h>
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+#include <fs.h>
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+#include <linux/ctype.h>
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+
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+static char *fs_argv[5];
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+
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+int do_fileenv(struct cmd_tbl *cmdtp, int flag, int argc, char * const argv[])
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+{
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+ if (argc < 6)
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+ return CMD_RET_USAGE;
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+
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+ fs_argv[0] = "fatload";
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+ fs_argv[1] = argv[1];
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+ fs_argv[2] = argv[2];
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+ fs_argv[3] = argv[3];
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+ fs_argv[4] = argv[4];
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+
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+ if (do_fat_fsload(cmdtp, 0, 5, fs_argv) != 0)
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+ return 1;
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+
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+ char *addr = (char *)simple_strtoul(argv[3], NULL, 16);
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+ size_t size = env_get_hex("filesize", 0);
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+
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+ // Prepare string
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+ addr[size] = 0x00;
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+ char *s = addr;
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+ while(*s != 0x00) {
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+ if (isprint(*s)) {
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+ s++;
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+ }
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+ else {
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+ *s = 0x00;
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+ }
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+ }
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+
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+ return env_set(argv[5], addr);
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+}
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+
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+U_BOOT_CMD(
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+ fileenv, 6, 0, do_fileenv,
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+ "Read file and store it into env.",
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+ "<interface> <dev:part> <addr> <filename> <envname>\n"
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+ " - Read file from fat32 and store it as env."
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+);
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--
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2.33.0
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