hi
2013/1/21 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx>
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx>
---
arch/arm/mach-at91/Kconfig | 6 +++
arch/arm/mach-at91/Makefile | 1 +
arch/arm/mach-at91/boot_test_cmd.c | 95 ++++++++++++++++++++++++++++++++++++
3 files changed, 102 insertions(+)
create mode 100644 arch/arm/mach-at91/boot_test_cmd.c
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index 0fd9122..2815d5f 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -485,6 +485,12 @@ config CMD_AT91MUX
bool "at91mux dump command"
default y
+config CMD_AT91_BOOT_TEST
+ bool "at91_boot_test"
+ help
+ allow to upload a boot binary to sram and execute it
+ usefull to test bootstrap or barebox lowlevel init
+
endif
endif
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index 53b4dd8..4404d23 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -1,4 +1,5 @@
obj-y += setup.o clock.o gpio.o
+obj-$(CONFIG_CMD_AT91_BOOT_TEST) += boot_test_cmd.o
lowlevel_init-y = at91sam926x_lowlevel_init.o
lowlevel_init-$(CONFIG_ARCH_AT91RM9200) = at91rm9200_lowlevel_init.o
diff --git a/arch/arm/mach-at91/boot_test_cmd.c b/arch/arm/mach-at91/boot_test_cmd.c
new file mode 100644
index 0000000..90093d8
--- /dev/null
+++ b/arch/arm/mach-at91/boot_test_cmd.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx>
+ *
+ * Under GPLv2 only
+ */
+
+#include <common.h>
+#include <command.h>
+#include <libbb.h>
+#include <getopt.h>
+#include <fs.h>
+#include <fcntl.h>
+#include <malloc.h>
+#include <errno.h>
+
+static int do_at91_boot_test(int argc, char *argv[])
+{
+ int opt;
+ u32 *buf32;
+ void *buf;
+ void (*jump)(void) = NULL;
+ int fd;
+ int ret = 1;
+ char *sram = "/dev/sram0";
+ u32 read_size, write_size;
+ u32 tmp = 0;
+
+ while ((opt = getopt(argc, argv, "j:s:")) > 0) {
+ switch (opt) {
+ case 'j':
+ jump = (void*)simple_strtoul(optarg, NULL, 0);
+ break;
+ case 's':
+ sram = optarg;
+ break;
+ default:
+ return COMMAND_ERROR_USAGE;
+ }
+ }
+
+ if (argc < optind + 1)
+ return COMMAND_ERROR_USAGE;
+
+ buf32 = buf = read_file(argv[optind], &read_size);
+ if (!buf)
+ return -EINVAL;
+
+ write_size = buf32[5];
+
+ printf("size of the size %d\n", read_size);
+ printf("size to load in sram %d\n", write_size);
+
+ if (write_size > read_size) {
+ printf("file smaller than requested sram loading size (%d < %d)\n", write_size, read_size);
+ goto err;
+ }
+
+ fd = open(sram, O_WRONLY);
+ if (fd < 0) {
+ printf("could not open %s: %s\n", sram, errno_str());
+ ret = fd;
+ goto err;
+ }
+
+ while(write_size) {
while (foo)
+ tmp = write(fd, buf, write_size);
+ if (tmp < 0) {
+ perror("write");
+ goto err_open;
+ }
+ buf += tmp;
+ write_size -= tmp;
+ }
+
+ shutdown_barebox();
+
+ jump();
+
+err_open:
+ close(fd);
+err:
+ free(buf);
+ return ret;
+}
+
+BAREBOX_CMD_HELP_START(at91_boot_test)
+BAREBOX_CMD_HELP_USAGE("at91_boot_test [-j <jump addr>] [-s <sram>] file\n")
+BAREBOX_CMD_HELP_SHORT("upload the binary to sram and jump as will do the romcode\n")
+BAREBOX_CMD_HELP_END
+
+BAREBOX_CMD_START(at91_boot_test)
+ .cmd = do_at91_boot_test,
+ .usage = "upload the binary to sram and jump as will do the romcode",
+ BAREBOX_CMD_HELP(cmd_at91_boot_test_help)
+BAREBOX_CMD_END
--
1.7.10.4
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