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Sansa AMS debug: small fixes

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- Indentation fix
- Put braces around _DEBUG_PRINTF macro
- read_cp15() is only 1 instruction so inline it, and it doesn't access memory

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21477 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2009-06-23 13:54:05 +00:00
parent 28a2b4514f
commit d86cf998e8
1 changed files with 8 additions and 10 deletions
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18
firmware/target/arm/as3525/debug-as3525.c
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@ -29,8 +29,9 @@
#include "cpu.h" #include "cpu.h"
#include "pl180.h" #include "pl180.h"
#define _DEBUG_PRINTF(a,varargs...) \ #define _DEBUG_PRINTF(a,varargs...) do { \
snprintf(buf, sizeof(buf), (a), ##varargs); lcd_puts(0,line++,buf) snprintf(buf, sizeof(buf), (a), ##varargs); lcd_puts(0,line++,buf); \
} while(0)
#define ON "Enabled" #define ON "Enabled"
#define OFF "Disabled" #define OFF "Disabled"
@ -70,15 +71,12 @@
unsigned short button_dbop_data(void); unsigned short button_dbop_data(void);
#endif #endif
static unsigned read_cp15 (void) static inline unsigned read_cp15 (void)
{ {
unsigned value; unsigned cp15_value;
asm volatile ( asm volatile (
"mrc p15, 0, %0, c1, c0, 0 @ read control reg\n":"=r" "mrc p15, 0, %0, c1, c0, 0 @ read control reg\n" : "=r"(cp15_value));
(value)::"memory" return (cp15_value);
);
return (value);
} }
int calc_freq(int clk) int calc_freq(int clk)
@ -222,7 +220,7 @@ int calc_freq(int clk)
bool __dbg_hw_info(void) bool __dbg_hw_info(void)
{ {
char buf[50]; char buf[50];
int line; int line;
lcd_clear_display(); lcd_clear_display();