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-rw-r--r--c/src/lib/libbsp/arm/rtl22xx/ChangeLog7
-rw-r--r--c/src/lib/libbsp/arm/rtl22xx/include/bsp.h6
-rw-r--r--c/src/lib/libbsp/arm/rtl22xx/start/start.S8
3 files changed, 14 insertions, 7 deletions
diff --git a/c/src/lib/libbsp/arm/rtl22xx/ChangeLog b/c/src/lib/libbsp/arm/rtl22xx/ChangeLog
index 2f316a4663..a81d2b2f51 100644
--- a/c/src/lib/libbsp/arm/rtl22xx/ChangeLog
+++ b/c/src/lib/libbsp/arm/rtl22xx/ChangeLog
@@ -1,3 +1,10 @@
+2010-04-07 Joel Sherrill <joel.sherrill@oarcorp.com>
+
+ * include/bsp.h: Rename poorly named define "M" to "JOEL_M" since
+ I can't find it used anywhere. When code breaks, someone will
+ suggest a better name. But "M" conflicted with user code.
+ * start/start.S: Verify boot_card() is passed a NULL.
+
2009-10-21 Ralf Corsépius <ralf.corsepius@rtems.org>
* make/custom/rtl22xx.cfg: Remove RTEMS_BSP_FAMILY.
diff --git a/c/src/lib/libbsp/arm/rtl22xx/include/bsp.h b/c/src/lib/libbsp/arm/rtl22xx/include/bsp.h
index 99e76efa0b..aa6694278b 100644
--- a/c/src/lib/libbsp/arm/rtl22xx/include/bsp.h
+++ b/c/src/lib/libbsp/arm/rtl22xx/include/bsp.h
@@ -85,7 +85,11 @@ extern "C" {
#define Fcclk (Fosc << 2) //system freq 2^n time of Fosc(1~32) <=60MHZ
#define Fcco (Fcclk <<2) //CCO freq 2,4,8,16 time of Fcclk 156MHz~320MHz
#define Fpclk (Fcclk >>2) * 1 //VPB freq only(Fcclk / 4) 1~4
-#define M Fcclk / Fosc
+/* This was M. That is a BAD BAD public constant. I renamed it to
+ * JOEL_M so it wouldn't conflict with user code. If you can find
+ * a better name, fix this. But nothing I found uses it.
+ */
+#define JOEL_M Fcclk / Fosc
#define P_min Fcco_MIN / (2*Fcclk) + 1;
#define P_max Fcco_MAX / (2*Fcclk);
diff --git a/c/src/lib/libbsp/arm/rtl22xx/start/start.S b/c/src/lib/libbsp/arm/rtl22xx/start/start.S
index c0001eb7b0..651fb6285d 100644
--- a/c/src/lib/libbsp/arm/rtl22xx/start/start.S
+++ b/c/src/lib/libbsp/arm/rtl22xx/start/start.S
@@ -12,11 +12,6 @@
* $Id$
*/
-#warning Call to boot_card has changed and needs checking.
-#warning The call is "void boot_card(const char* cmdline);"
-#warning You need to pass a NULL.
-#warning Please check and remove these warnings.
-
/* Some standard definitions...*/
/* Some standard definitions...*/
@@ -104,8 +99,9 @@ _bss_init:
blo _bss_init /* loop while r0 < r1 */
-#ifdef __thumb__
/* Now we are prepared to start the BSP's C code */
+ mov r0, #0
+#ifdef __thumb__
ldr r3, =boot_card
bx r3
#else