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The following commit(s) were added to refs/heads/master by this push:
new bdfb66500 sys/config: Make floating point support optional
bdfb66500 is described below
commit bdfb66500713effa5e5d4a90ffd0b22a714e82ea
Author: Jerzy Kasenberg <[email protected]>
AuthorDate: Mon Apr 15 13:01:49 2024 +0200
sys/config: Make floating point support optional
Adding CONF_FLOAT support could increase code size significantly
if floating point are not used otherwise.
This makes float support optional (enabled by default when HARDFLOAT is
present).
Signed-off-by: Jerzy Kasenberg <[email protected]>
---
sys/config/src/config.c | 4 ++++
sys/config/syscfg.yml | 9 +++++++++
2 files changed, 13 insertions(+)
diff --git a/sys/config/src/config.c b/sys/config/src/config.c
index 827c9b7e5..d10a77abc 100644
--- a/sys/config/src/config.c
+++ b/sys/config/src/config.c
@@ -156,7 +156,9 @@ conf_value_from_str(char *val_str, enum conf_type type,
void *vp, int maxlen)
{
int64_t val;
uint64_t uval;
+#if MYNEWT_VAL(CONFIG_FLOAT_SUPPORT)
float fval;
+#endif
char *eptr;
if (!val_str) {
@@ -223,6 +225,7 @@ conf_value_from_str(char *val_str, enum conf_type type,
void *vp, int maxlen)
*(uint64_t *)vp = uval;
}
break;
+#if MYNEWT_VAL(CONFIG_FLOAT_SUPPORT)
case CONF_FLOAT:
fval = strtof(val_str, &eptr);
if (*eptr != '\0') {
@@ -230,6 +233,7 @@ conf_value_from_str(char *val_str, enum conf_type type,
void *vp, int maxlen)
}
*(float *)vp = fval;
break;
+#endif
case CONF_STRING:
val = strlen(val_str);
if (val + 1 > maxlen) {
diff --git a/sys/config/syscfg.yml b/sys/config/syscfg.yml
index b9994c09a..60761d5fb 100644
--- a/sys/config/syscfg.yml
+++ b/sys/config/syscfg.yml
@@ -93,6 +93,15 @@ syscfg.defs:
description: >
Max length of a value stored in the config FCB.
value: 256
+ CONFIG_FLOAT_SUPPORT:
+ description: >
+ Enable float support in config.
+ For MCU without hardware support for enabling this if no other
+ function use floating point may increase image size 20kB or more.
+ value: 0
+
+syscfg.vals.HARDFLOAT:
+ value: 1
syscfg.defs.(CONFIG_FCB || CONFIG_FCB2):
CONFIG_FCB_FLASH_AREA:
