(nuttx) 09/13: note: supports specifying the section where the noteram buffer is located

[xiaoxiang]

This is an automated email from the ASF dual-hosted git repository.

xiaoxiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/nuttx.git

commit cf0e644a88f63e53e82d1daf68b638449a783983
Author: yinshengkai <yinsheng...@xiaomi.com>
AuthorDate: Sun Apr 7 17:52:59 2024 +0800

    note: supports specifying the section where the noteram buffer is located
    
    Signed-off-by: yinshengkai <yinsheng...@xiaomi.com>
---
 drivers/note/Kconfig          | 5 +++++
 drivers/note/Make.defs        | 4 ++++
 drivers/note/noteram_driver.c | 6 +++++-
 3 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/drivers/note/Kconfig b/drivers/note/Kconfig
index 8119904df1..d9f8ebf3cb 100644
--- a/drivers/note/Kconfig
+++ b/drivers/note/Kconfig
@@ -71,6 +71,11 @@ config DRIVERS_NOTERAM_BUFSIZE
        ---help---
                The size of the in-memory, circular instrumentation buffer (in 
bytes).
 
+config DRIVERS_NOTERAM_SECTION
+       string "Note RAM section"
+       ---help---
+               Enable section information.
+
 config DRIVERS_NOTERAM_DEFAULT_NOOVERWRITE
        bool "Disable overwrite by default"
        default n
diff --git a/drivers/note/Make.defs b/drivers/note/Make.defs
index 3878ff4ef7..e76fc35b6d 100644
--- a/drivers/note/Make.defs
+++ b/drivers/note/Make.defs
@@ -53,5 +53,9 @@ ifeq ($(CONFIG_DRIVERS_NOTERPMSG),y)
   CSRCS += noterpmsg_driver.c
 endif
 
+ifneq ($(CONFIG_DRIVERS_NOTERAM_SECTION),"")
+  CFLAGS += 
${DEFINE_PREFIX}DRIVERS_NOTERAM_SECTION=CONFIG_DRIVERS_NOTERAM_SECTION
+endif
+
 DEPPATH += --dep-path note
 VPATH += :note
diff --git a/drivers/note/noteram_driver.c b/drivers/note/noteram_driver.c
index c90d2483f3..8118ccc2ac 100644
--- a/drivers/note/noteram_driver.c
+++ b/drivers/note/noteram_driver.c
@@ -133,7 +133,11 @@ static const struct file_operations g_noteram_fops =
   noteram_ioctl, /* ioctl */
 };
 
-static uint8_t g_ramnote_buffer[CONFIG_DRIVERS_NOTERAM_BUFSIZE];
+static
+#ifdef DRIVERS_NOTERAM_SECTION
+locate_data(DRIVERS_NOTERAM_SECTION)
+#endif
+uint8_t g_ramnote_buffer[CONFIG_DRIVERS_NOTERAM_BUFSIZE];
 
 static const struct note_driver_ops_s g_noteram_ops =
 {