hi


2013/1/21 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
 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@jcrosoft.com>
+ *
+ * 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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