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-rw-r--r--src/command.h10
-rw-r--r--src/ctr.h30
-rw-r--r--src/generic/armcm_boot.h4
3 files changed, 24 insertions, 20 deletions
diff --git a/src/command.h b/src/command.h
index 6cf2ca6b..1edf7c5a 100644
--- a/src/command.h
+++ b/src/command.h
@@ -16,17 +16,17 @@
#define HF_IN_SHUTDOWN 0x01 // Handler can run even when in emergency stop
// Declare a constant exported to the host
-#define DECL_CONSTANT(NAME, VALUE) \
- DECL_CTR_INT("_DECL_CONSTANT " NAME, (VALUE))
+#define DECL_CONSTANT(NAME, VALUE) \
+ DECL_CTR_INT("_DECL_CONSTANT " NAME, 1, CTR_INT(VALUE))
#define DECL_CONSTANT_STR(NAME, VALUE) \
DECL_CTR("_DECL_CONSTANT_STR " NAME " " VALUE)
// Declare an enumeration
-#define DECL_ENUMERATION(ENUM, NAME, VALUE) \
- DECL_CTR_INT("_DECL_ENUMERATION " ENUM " " NAME, (VALUE))
+#define DECL_ENUMERATION(ENUM, NAME, VALUE) \
+ DECL_CTR_INT("_DECL_ENUMERATION " ENUM " " NAME, 1, CTR_INT(VALUE))
#define DECL_ENUMERATION_RANGE(ENUM, NAME, VALUE, COUNT) \
DECL_CTR_INT("_DECL_ENUMERATION_RANGE " ENUM " " NAME \
- " " __stringify(COUNT), (VALUE))
+ " " __stringify(COUNT), 1, CTR_INT(VALUE))
// Send an output message (and declare a static message type for it)
#define output(FMT, args...) \
diff --git a/src/ctr.h b/src/ctr.h
index 36a7334c..b5b56ee2 100644
--- a/src/ctr.h
+++ b/src/ctr.h
@@ -14,20 +14,24 @@
static char __PASTE(_DECLS_, __LINE__)[] __attribute__((used)) \
__section(".compile_time_request") = (REQUEST)
-// Helper macros for encoding an integer
-#define CTR_HEX(H) ((H) > 9 ? (H) - 10 + 'A' : (H) + '0')
-#define CTR_INT(V, S) CTR_HEX(((uint32_t)(V) >> (S)) & 0x0f)
+// Macro to encode an integer for use with DECL_CTR_INT()
+#define _CTR_HEX(H) ((H) > 9 ? (H) - 10 + 'A' : (H) + '0')
+#define _CTR_INT(V, S) _CTR_HEX(((uint32_t)(V) >> (S)) & 0x0f)
+#define CTR_INT(VALUE) { \
+ ' ', (VALUE) < 0 ? '-' : '+', '0', 'x', \
+ _CTR_INT((VALUE),28), _CTR_INT((VALUE),24), \
+ _CTR_INT((VALUE),20), _CTR_INT((VALUE),16), \
+ _CTR_INT((VALUE),12), _CTR_INT((VALUE),8), \
+ _CTR_INT((VALUE),4), _CTR_INT((VALUE),0) }
// Declare a compile time request with an integer expression
-#define DECL_CTR_INT(REQUEST, VALUE) \
- static struct { char _r[sizeof(REQUEST)]; char _v[12]; } \
- __PASTE(_DECLI_, __LINE__) __attribute__((used)) \
- __section(".compile_time_request") = { \
- REQUEST " ", { \
- (VALUE) < 0 ? '-' : '+', '0', 'x', \
- CTR_INT((VALUE),28), CTR_INT((VALUE),24), \
- CTR_INT((VALUE),20), CTR_INT((VALUE),16), \
- CTR_INT((VALUE),12), CTR_INT((VALUE),8), \
- CTR_INT((VALUE),4), CTR_INT((VALUE),0), 0 } }
+#define DECL_CTR_INT(REQUEST, PARAM_COUNT, args...) \
+ static struct { \
+ char _request[sizeof(REQUEST)-1]; \
+ char _values[(PARAM_COUNT)][12]; \
+ char _end_of_line; \
+ } __PASTE(_DECLI_, __LINE__) __attribute__((used)) \
+ __section(".compile_time_request") = { \
+ (REQUEST), { args }, 0 }
#endif // ctr.h
diff --git a/src/generic/armcm_boot.h b/src/generic/armcm_boot.h
index 10b17e18..a0bfd3f4 100644
--- a/src/generic/armcm_boot.h
+++ b/src/generic/armcm_boot.h
@@ -4,8 +4,8 @@
#include "ctr.h" // DECL_CTR_INT
// Declare an IRQ handler
-#define DECL_ARMCM_IRQ(FUNC, NUM) \
- DECL_CTR_INT("DECL_ARMCM_IRQ " __stringify(FUNC), (NUM))
+#define DECL_ARMCM_IRQ(FUNC, NUM) \
+ DECL_CTR_INT("DECL_ARMCM_IRQ " __stringify(FUNC), 1, CTR_INT(NUM))
// Statically declare an IRQ handler and run-time enable it
#define armcm_enable_irq(FUNC, NUM, PRIORITY) do { \