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Implement debugWire programming support. Several limitations are

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imposed by debugWire itself, so effectively, only flash ROM can be
read and written.

Currently, the required changes to avrdude.conf.in are only present
for the ATtiny44.


git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@688 81a1dc3b-b13d-400b-aceb-764788c761c2
This commit is contained in:
joerg_wunsch
2006-11-20 23:23:37 +00:00
parent 46e0286657
commit 8ed8377442
9 changed files with 477 additions and 48 deletions
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3
avrpart.h
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@@ -89,10 +89,12 @@ typedef struct opcode {
#define AVRPART_HAS_JTAG 0x0008 /* part has a JTAG i/f */
#define AVRPART_ALLOWFULLPAGEBITSTREAM 0x0010 /* JTAG ICE mkII param. */
#define AVRPART_ENABLEPAGEPROGRAMMING 0x0020 /* JTAG ICE mkII param. */
#define AVRPART_HAS_DW 0x0040 /* part has a debugWire i/f */
#define AVR_DESCLEN 64
#define AVR_IDLEN 32
#define CTL_STACK_SIZE 32
#define FLASH_INSTR_SIZE 3
typedef struct avrpart {
char desc[AVR_DESCLEN]; /* long part name */
char id[AVR_IDLEN]; /* short part name */
@@ -120,6 +122,7 @@ typedef struct avrpart {
enum ctl_stack_t ctl_stack_type; /* what to use the ctl stack for */
unsigned char controlstack[CTL_STACK_SIZE]; /* stk500v2 PP/HVSP ctl stack */
unsigned char flash_instr[FLASH_INSTR_SIZE]; /* flash instructions (debugWire, JTAG) */
int hventerstabdelay; /* stk500 v2 hv mode parameter */
int progmodedelay; /* stk500 v2 hv mode parameter */