From: Yegor Yefremov <[email protected]>

In U-Boot configuration name is passed as a string after
address in bootm command after '#' separator. In Barebox
a string coming after '@' separator will be converted to
integer.

This patch adds additional field os_conf to the image_data
structure in order to save the string after '@' as is and pass
it to fit_open() routine.

Signed-off-by: Yegor Yefremov <[email protected]>
---
Changes:
        v2: move of_node_cmp() rework into a separate patch

 arch/arm/lib/bootm.c |  2 +-
 common/bootm.c       | 11 +++++++----
 common/image-fit.c   | 12 ++++++------
 include/boot.h       |  3 +++
 include/image-fit.h  |  2 +-
 5 files changed, 18 insertions(+), 12 deletions(-)

diff --git a/arch/arm/lib/bootm.c b/arch/arm/lib/bootm.c
index 9a78ee8..10745a7 100644
--- a/arch/arm/lib/bootm.c
+++ b/arch/arm/lib/bootm.c
@@ -562,7 +562,7 @@ static int do_bootm_arm_fit(struct image_data *data)
        unsigned long mem_free;
        unsigned long mem_start, mem_size;
 
-       handle = fit_open(data->os_file, data->os_num, data->verbose);
+       handle = fit_open(data->os_file, data->os_conf, data->verbose);
        if (!handle)
                return -EINVAL;
 
diff --git a/common/bootm.c b/common/bootm.c
index 08125e7..c827033 100644
--- a/common/bootm.c
+++ b/common/bootm.c
@@ -351,7 +351,7 @@ static void bootm_print_info(struct image_data *data)
        }
 }
 
-static char *bootm_image_name_and_no(const char *name, int *no)
+static char *bootm_image_name_and_no(const char *name, int *no, char **conf)
 {
        char *at, *ret;
 
@@ -359,6 +359,7 @@ static char *bootm_image_name_and_no(const char *name, int 
*no)
                return NULL;
 
        *no = 0;
+       *conf = NULL;
 
        ret = xstrdup(name);
        at = strchr(ret, '@');
@@ -369,6 +370,8 @@ static char *bootm_image_name_and_no(const char *name, int 
*no)
 
        *no = simple_strtoul(at, NULL, 10);
 
+       *conf = xstrdup(at);
+
        return ret;
 }
 
@@ -390,9 +393,9 @@ int bootm_boot(struct bootm_data *bootm_data)
 
        data = xzalloc(sizeof(*data));
 
-       data->os_file = bootm_image_name_and_no(bootm_data->os_file, 
&data->os_num);
-       data->oftree_file = bootm_image_name_and_no(bootm_data->oftree_file, 
&data->oftree_num);
-       data->initrd_file = bootm_image_name_and_no(bootm_data->initrd_file, 
&data->initrd_num);
+       data->os_file = bootm_image_name_and_no(bootm_data->os_file, 
&data->os_num, &data->os_conf);
+       data->oftree_file = bootm_image_name_and_no(bootm_data->oftree_file, 
&data->oftree_num, &data->os_conf);
+       data->initrd_file = bootm_image_name_and_no(bootm_data->initrd_file, 
&data->initrd_num, &data->os_conf);
        data->verbose = bootm_data->verbose;
        data->verify = bootm_data->verify;
        data->force = bootm_data->force;
diff --git a/common/image-fit.c b/common/image-fit.c
index f943081..490974d 100644
--- a/common/image-fit.c
+++ b/common/image-fit.c
@@ -451,7 +451,7 @@ static int fit_open_image(struct fit_handle *handle, const 
char* unit)
        return level;
 }
 
-static int fit_open_configuration(struct fit_handle *handle, int num)
+static int fit_open_configuration(struct fit_handle *handle, const char *conf)
 {
        struct device_node *conf_node = NULL, *sig_node;
        char unit_name[10];
@@ -462,8 +462,8 @@ static int fit_open_configuration(struct fit_handle 
*handle, int num)
        if (!conf_node)
                return -ENOENT;
 
-       if (num) {
-               snprintf(unit_name, sizeof(unit_name), "conf@%d", num);
+       if (conf) {
+               snprintf(unit_name, sizeof(unit_name), "%s", conf);
                unit = unit_name;
        } else if (of_property_read_string(conf_node, "default", &unit)) {
                unit = "conf@1";
@@ -519,7 +519,7 @@ static int fit_open_configuration(struct fit_handle 
*handle, int num)
        return 0;
 }
 
-struct fit_handle *fit_open(const char *filename, int num, bool verbose)
+struct fit_handle *fit_open(const char *filename, const char *conf, bool 
verbose)
 {
        struct fit_handle *handle = NULL;
        const char *desc;
@@ -545,7 +545,7 @@ struct fit_handle *fit_open(const char *filename, int num, 
bool verbose)
                pr_info("FIT '%s': '%s'\n", filename, desc);
        }
 
-       if (fit_open_configuration(handle, num))
+       if (fit_open_configuration(handle, conf))
                goto err;
 
        return handle;
@@ -571,7 +571,7 @@ void fit_close(struct fit_handle *handle)
 static int do_bootm_sandbox_fit(struct image_data *data)
 {
        struct fit_handle *handle;
-       handle = fit_open(data->os_file, data->os_num, data->verbose);
+       handle = fit_open(data->os_file, data->os_conf, data->verbose);
        if (handle)
                fit_close(handle);
        return 0;
diff --git a/include/boot.h b/include/boot.h
index bdd5477..6c695b2 100644
--- a/include/boot.h
+++ b/include/boot.h
@@ -30,6 +30,9 @@ struct image_data {
        struct uimage_handle *os;
        int os_num;
 
+       /* if we have FIT image, configuration name will be provided */
+       char *os_conf;
+
        /* otherwise only the filename will be provided */
        char *os_file;
 
diff --git a/include/image-fit.h b/include/image-fit.h
index bcbc859..671bee8 100644
--- a/include/image-fit.h
+++ b/include/image-fit.h
@@ -36,7 +36,7 @@ struct fit_handle {
        unsigned long initrd_size;
 };
 
-struct fit_handle *fit_open(const char *filename, int num, bool verbose);
+struct fit_handle *fit_open(const char *filename, const char *conf, bool 
verbose);
 void fit_close(struct fit_handle *handle);
 
 #endif /* __IMAGE_FIT_H__ */
-- 
2.1.4


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