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authorKeith Packard <keithp@keithp.com>2013-03-10 21:02:59 -0700
committerKeith Packard <keithp@keithp.com>2013-05-07 20:15:43 -0700
commitc9c35b100c3fcae661501d2bf89eedc7fceb2e1c (patch)
treec2db5892a973c33346d1985405f2f88a6b3d87b6 /src/core
parenta6887032b4d217bca5236ea15389218f10d69545 (diff)
altos: Make stm-flash capable of switching to application
This shrinks the base OS load down a bit as well so that stm-flash fits comfortably in the first 8kB of memory. Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src/core')
-rw-r--r--src/core/ao_cmd.c11
-rw-r--r--src/core/ao_task.c2
-rw-r--r--src/core/ao_task.h4
3 files changed, 17 insertions, 0 deletions
diff --git a/src/core/ao_cmd.c b/src/core/ao_cmd.c
index 6eed08d9..7da2384f 100644
--- a/src/core/ao_cmd.c
+++ b/src/core/ao_cmd.c
@@ -16,6 +16,7 @@
*/
#include "ao.h"
+#include "ao_task.h"
__pdata uint16_t ao_cmd_lex_i;
__pdata uint32_t ao_cmd_lex_u32;
@@ -262,6 +263,11 @@ ao_reboot(void)
ao_panic(AO_PANIC_REBOOT);
}
+#ifndef HAS_VERSION
+#define HAS_VERSION 1
+#endif
+
+#if HAS_VERSION
static void
version(void)
{
@@ -289,6 +295,7 @@ version(void)
#endif
printf("software-version %s\n", ao_version);
}
+#endif
#ifndef NUM_CMDS
#define NUM_CMDS 11
@@ -382,10 +389,14 @@ __xdata struct ao_task ao_cmd_task;
__code struct ao_cmds ao_base_cmds[] = {
{ help, "?\0Help" },
+#if HAS_TASK_INFO
{ ao_task_info, "T\0Tasks" },
+#endif
{ echo, "E <0 off, 1 on>\0Echo" },
{ ao_reboot, "r eboot\0Reboot" },
+#if HAS_VERSION
{ version, "v\0Version" },
+#endif
{ 0, NULL },
};
diff --git a/src/core/ao_task.c b/src/core/ao_task.c
index c24c9929..0aad6508 100644
--- a/src/core/ao_task.c
+++ b/src/core/ao_task.c
@@ -512,6 +512,7 @@ ao_exit(void)
/* we'll never get back here */
}
+#if HAS_TASK_INFO
void
ao_task_info(void)
{
@@ -528,6 +529,7 @@ ao_task_info(void)
ao_task_validate();
#endif
}
+#endif
void
ao_start_scheduler(void)
diff --git a/src/core/ao_task.h b/src/core/ao_task.h
index 50bfb220..1a4b5b6b 100644
--- a/src/core/ao_task.h
+++ b/src/core/ao_task.h
@@ -21,6 +21,10 @@
#include <ao_list.h>
#endif
+#ifndef HAS_TASK_INFO
+#define HAS_TASK_INFO 1
+#endif
+
/* An AltOS task */
struct ao_task {
__xdata void *wchan; /* current wait channel (NULL if running) */