libgrisp: Reduce stack size of libbsd tasks

Enable a custom stack allocator which uses the internal SRAM for the task stacks if available.
grisp · Oct 4, 2018 · 8b2967b · 8b2967b
1 parent 9677d3b
commit 8b2967b
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Showing 2 changed files with 12 additions and 3 deletions.
diff --git a/grisp-sd-sample/init.c b/grisp-sd-sample/init.c
@@ -47,13 +47,14 @@
 #include <machine/rtems-bsd-commands.h>
 
 #include <bsp.h>
+#include <bsp/stackalloc.h>
 
 #include <grisp/pin-config.h>
 #include <grisp/led.h>
 #include <grisp/init.h>
 
-#define STACK_SIZE_INIT_TASK	(64 * 1024)
-#define STACK_SIZE_SHELL	(64 * 1024)
+#define STACK_SIZE_INIT_TASK	(16 * 1024)
+#define STACK_SIZE_SHELL	(16 * 1024)
 
 #define PRIO_SHELL		150
 #define PRIO_LED_TASK		(RTEMS_MAXIMUM_PRIORITY - 1)
@@ -186,9 +187,9 @@ Init(rtems_task_argument arg)
 	grisp_led_set1(false, false, false);
 	grisp_led_set2(true, false, false);
 	puts("\nGRISP RTEMS SD Demo\n");
-	grisp_init_sd_card();
 	grisp_init_lower_self_prio();
 	grisp_init_libbsd();
+	grisp_init_sd_card();
 
 	/* Wait for the SD card */
 	grisp_led_set2(true, false, true);

diff --git a/libgrisp/src/init.c b/libgrisp/src/init.c
@@ -327,3 +327,11 @@ rtems_bsd_get_task_priority(const char *name)
 	(void)name;
 	return (100);
 }
+
+size_t
+rtems_bsd_get_task_stack_size(const char *name)
+{
+
+	(void)name;
+	return 8 * 1024;
+}