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David Brownell <david-b@pacbell.net>: 

Minor jtag cleanup:

 - remove hidden assumption about JTAG event numbering
 - move function declarations to a header
 - some end'o'line whitespace
 - use "calloc" not "malloc + memset"


git-svn-id: svn://svn.berlios.de/openocd/trunk@2244 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
zwelch 2009-06-16 00:22:40 +00:00
parent cc9488008a
commit c7cfb3417b
3 changed files with 17 additions and 16 deletions
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4
src/jtag/core.c
View File

@ -58,9 +58,9 @@ static void jtag_add_scan_check(void (*jtag_add_scan)(int in_num_fields, const s
*/ */
static int jtag_error = ERROR_OK; static int jtag_error = ERROR_OK;
static char* jtag_event_strings[] = static const char *jtag_event_strings[] =
{ {
"JTAG controller reset (RESET or TRST)" [JTAG_TRST_ASSERTED] = "JTAG controller reset (RESET or TRST)",
}; };
static int jtag_trst = 0; static int jtag_trst = 0;

4
src/jtag/jtag.h
View File

@ -175,6 +175,10 @@ struct jtag_tap_s
jtag_tap_t* next_tap; jtag_tap_t* next_tap;
}; };
void jtag_tap_init(jtag_tap_t *tap);
void jtag_tap_free(jtag_tap_t *tap);
extern jtag_tap_t* jtag_all_taps(void); extern jtag_tap_t* jtag_all_taps(void);
extern const char *jtag_tap_name(const jtag_tap_t *tap); extern const char *jtag_tap_name(const jtag_tap_t *tap);
extern jtag_tap_t* jtag_tap_by_string(const char* dotted_name); extern jtag_tap_t* jtag_tap_by_string(const char* dotted_name);

7
src/jtag/tcl.c
View File

@ -306,9 +306,6 @@ static int is_bad_irval(int ir_length, jim_wide w)
return (w & v) != 0; return (w & v) != 0;
} }
extern void jtag_tap_init(jtag_tap_t *tap);
extern void jtag_tap_free(jtag_tap_t *tap);
static int jim_newtap_cmd( Jim_GetOptInfo *goi ) static int jim_newtap_cmd( Jim_GetOptInfo *goi )
{ {
jtag_tap_t *pTap; jtag_tap_t *pTap;
@ -334,12 +331,12 @@ static int jim_newtap_cmd( Jim_GetOptInfo *goi )
{ .name = NULL , .value = -1 }, { .name = NULL , .value = -1 },
}; };
pTap = malloc( sizeof(jtag_tap_t) ); pTap = calloc(1, sizeof(jtag_tap_t));
memset( pTap, 0, sizeof(*pTap) );
if (!pTap) { if (!pTap) {
Jim_SetResult_sprintf(goi->interp, "no memory"); Jim_SetResult_sprintf(goi->interp, "no memory");
return JIM_ERR; return JIM_ERR;
} }
/* /*
* we expect CHIP + TAP + OPTIONS * we expect CHIP + TAP + OPTIONS
* */ * */