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This matters for embedded devices, but is probably not observably better for PC hosted OpenOCD.

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git-svn-id: svn://svn.berlios.de/openocd/trunk@647 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe
2008-05-07 14:25:34 +00:00
parent a197e759ff
commit ee793f0fcb
12 changed files with 142 additions and 240 deletions
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41
src/target/armv4_5.h
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@@ -22,6 +22,7 @@
#include "register.h"
#include "target.h"
#include "log.h"
typedef enum armv4_5_mode
{
@@ -95,8 +96,44 @@ typedef struct armv4_5_core_reg_s
} armv4_5_core_reg_t;
extern reg_cache_t* armv4_5_build_reg_cache(target_t *target, armv4_5_common_t *armv4_5_common);
extern enum armv4_5_mode armv4_5_number_to_mode(int number);
extern int armv4_5_mode_to_number(enum armv4_5_mode mode);
/* map psr mode bits to linear number */
static __inline int armv4_5_mode_to_number(enum armv4_5_mode mode)
{
switch (mode)
{
case ARMV4_5_MODE_USR: return 0; break;
case ARMV4_5_MODE_FIQ: return 1; break;
case ARMV4_5_MODE_IRQ: return 2; break;
case ARMV4_5_MODE_SVC: return 3; break;
case ARMV4_5_MODE_ABT: return 4; break;
case ARMV4_5_MODE_UND: return 5; break;
case ARMV4_5_MODE_SYS: return 6; break;
case ARMV4_5_MODE_ANY: return 0; break; /* map MODE_ANY to user mode */
default:
LOG_ERROR("invalid mode value encountered");
return -1;
}
}
/* map linear number to mode bits */
static __inline enum armv4_5_mode armv4_5_number_to_mode(int number)
{
switch(number)
{
case 0: return ARMV4_5_MODE_USR; break;
case 1: return ARMV4_5_MODE_FIQ; break;
case 2: return ARMV4_5_MODE_IRQ; break;
case 3: return ARMV4_5_MODE_SVC; break;
case 4: return ARMV4_5_MODE_ABT; break;
case 5: return ARMV4_5_MODE_UND; break;
case 6: return ARMV4_5_MODE_SYS; break;
default:
LOG_ERROR("mode index out of bounds");
return -1;
}
};
extern int armv4_5_arch_state(struct target_s *target);
extern int armv4_5_get_gdb_reg_list(target_t *target, reg_t **reg_list[], int *reg_list_size);