* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
***************************************************************************/
/*
#include "register.h"
#include "arm_opcodes.h"
-
static int feroceon_assert_reset(struct target *target)
{
struct arm *arm = target->arch_info;
}
static void feroceon_read_core_regs(struct target *target,
- uint32_t mask, uint32_t* core_regs[16])
+ uint32_t mask, uint32_t *core_regs[16])
{
int i;
struct arm *arm = target->arch_info;
}
static void feroceon_read_core_regs_target_buffer(struct target *target,
- uint32_t mask, void* buffer, int size)
+ uint32_t mask, void *buffer, int size)
{
int i;
struct arm *arm = target->arch_info;
arm9tdmi_clock_out(jtag_info, ARMV4_5_NOP, 0, NULL, 0);
arm9tdmi_clock_out(jtag_info, ARMV4_5_NOP, 0, NULL, 0);
- for (i = 0; i <= 15; i++)
- {
+ for (i = 0; i <= 15; i++) {
if (mask & (1 << i)) {
- switch (size)
- {
+ switch (size) {
case 4:
arm9tdmi_clock_data_in_endianness(jtag_info, buf_u32++, 4, be);
break;
arm9tdmi_clock_out(jtag_info, ARMV4_5_NOP, 0, NULL, 0);
arm9tdmi_clock_out(jtag_info, ARMV4_5_NOP, 0, NULL, 0);
- arm9tdmi_clock_out(jtag_info, 0xE28F0001, 0, NULL, 0); // add r0,pc,#1
+ arm9tdmi_clock_out(jtag_info, 0xE28F0001, 0, NULL, 0); /* add r0,pc,#1 */
arm9tdmi_clock_out(jtag_info, ARMV4_5_BX(0), 0, NULL, 0);
arm9tdmi_clock_out(jtag_info, ARMV4_5_NOP, 0, NULL, 0);
arm9tdmi_clock_out(jtag_info, ARMV4_5_NOP, 0, NULL, 0);
{
/* the MOE is not implemented */
if (target->debug_reason != DBG_REASON_SINGLESTEP)
- {
target->debug_reason = DBG_REASON_DBGRQ;
- }
return ERROR_OK;
}
* We can't use the dcc flow control bits, so let's transfer data
* with 31 bits and flip the MSB each time a new data word is sent.
*/
- static uint32_t dcc_code[] =
- {
+ static uint32_t dcc_code[] = {
0xee115e10, /* 3: mrc p14, 0, r5, c1, c0, 0 */
0xe3a0301e, /* 1: mov r3, #30 */
0xe3a04002, /* mov r4, #2 */
uint32_t dcc_size = sizeof(dcc_code);
+ if (address % 4 != 0)
+ return ERROR_TARGET_UNALIGNED_ACCESS;
+
if (!arm7_9->dcc_downloads)
- return target_write_memory(target, address, 4, count, buffer);
+ return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
/* regrab previously allocated working_area, or allocate a new one */
- if (!arm7_9->dcc_working_area)
- {
+ if (!arm7_9->dcc_working_area) {
uint8_t dcc_code_buf[dcc_size];
/* make sure we have a working area */
- if (target_alloc_working_area(target, dcc_size, &arm7_9->dcc_working_area) != ERROR_OK)
- {
+ if (target_alloc_working_area(target, dcc_size, &arm7_9->dcc_working_area) != ERROR_OK) {
LOG_INFO("no working area available, falling back to memory writes");
- return target_write_memory(target, address, 4, count, buffer);
+ return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
}
/* copy target instructions to target endianness */
- for (i = 0; i < dcc_size/4; i++)
- target_buffer_set_u32(target, dcc_code_buf + i*4, dcc_code[i]);
+ target_buffer_set_u32_array(target, dcc_code_buf, ARRAY_SIZE(dcc_code), dcc_code);
- /* write DCC code to working area */
- if ((retval = target_write_memory(target, arm7_9->dcc_working_area->address, 4, dcc_size/4, dcc_code_buf)) != ERROR_OK)
- {
+ /* write DCC code to working area, using the non-optimized
+ * memory write to avoid ending up here again */
+ retval = arm7_9_write_memory_no_opt(target,
+ arm7_9->dcc_working_area->address, 4, dcc_size/4, dcc_code_buf);
+ if (retval != ERROR_OK)
return retval;
- }
}
/* backup clobbered processor state */
x = 0;
flip = 0;
shift = 1;
- for (i = 0; i < count; i++)
- {
+ for (i = 0; i < count; i++) {
uint32_t y = target_buffer_get_u32(target, buffer);
uint32_t z = (x >> 1) | (y >> shift) | (flip ^= 0x80000000);
embeddedice_write_reg(&arm7_9->eice_cache->reg_list[EICE_COMMS_DATA], z);
x = y << (32 - shift);
- if (++shift >= 32 || i + 1 >= count)
- {
+ if (++shift >= 32 || i + 1 >= count) {
z = (x >> 1) | (flip ^= 0x80000000);
embeddedice_write_reg(&arm7_9->eice_cache->reg_list[EICE_COMMS_DATA], z);
x = 0;
if (retval == ERROR_OK)
retval = target_wait_state(target, TARGET_HALTED, 500);
if (retval == ERROR_OK) {
- uint32_t endaddress =
+ uint32_t endaddress =
buf_get_u32(arm->core_cache->reg_list[0].value, 0, 32);
if (endaddress != address + count*4) {
LOG_ERROR("DCC write failed,"
" expected end address 0x%08" PRIx32
" got 0x%0" PRIx32 "",
- address + count*4, endaddress);
+ address + count*4, endaddress);
retval = ERROR_FAIL;
}
}
/* restore target state */
- for (i = 0; i <= 5; i++)
- {
+ for (i = 0; i <= 5; i++) {
buf_set_u32(arm->core_cache->reg_list[i].value, 0, 32, save[i]);
arm->core_cache->reg_list[i].valid = 1;
arm->core_cache->reg_list[i].dirty = 1;
arm7_9->enable_single_step = feroceon_enable_single_step;
arm7_9->disable_single_step = feroceon_disable_single_step;
+ arm7_9->bulk_write_memory = feroceon_bulk_write_memory;
+
/* MOE is not implemented */
arm7_9->examine_debug_reason = feroceon_examine_debug_reason;
static int feroceon_target_create(struct target *target, Jim_Interp *interp)
{
- struct arm926ejs_common *arm926ejs = calloc(1,sizeof(struct arm926ejs_common));
+ struct arm926ejs_common *arm926ejs = calloc(1, sizeof(struct arm926ejs_common));
arm926ejs_init_arch_info(target, arm926ejs, target->tap);
feroceon_common_setup(target);
+ struct arm *arm = target->arch_info;
+ struct arm7_9_common *arm7_9 = arm->arch_info;
+ arm7_9->write_memory = arm926ejs_write_memory;
+
/* the standard ARM926 methods don't always work (don't ask...) */
arm926ejs->read_cp15 = feroceon_read_cp15;
arm926ejs->write_cp15 = feroceon_write_cp15;
static int dragonite_target_create(struct target *target, Jim_Interp *interp)
{
- struct arm966e_common *arm966e = calloc(1,sizeof(struct arm966e_common));
+ struct arm966e_common *arm966e = calloc(1, sizeof(struct arm966e_common));
arm966e_init_arch_info(target, arm966e, target->tap);
feroceon_common_setup(target);
+ struct arm *arm = target->arch_info;
+ struct arm7_9_common *arm7_9 = arm->arch_info;
+ arm7_9->write_memory = arm7_9_write_memory;
+
return ERROR_OK;
}
return ERROR_OK;
}
-struct target_type feroceon_target =
-{
+struct target_type feroceon_target = {
.name = "feroceon",
.poll = arm7_9_poll,
.get_gdb_reg_list = arm_get_gdb_reg_list,
.read_memory = arm7_9_read_memory,
- .write_memory = arm926ejs_write_memory,
- .bulk_write_memory = feroceon_bulk_write_memory,
+ .write_memory = arm7_9_write_memory_opt,
.checksum_memory = arm_checksum_memory,
.blank_check_memory = arm_blank_check_memory,
.examine = feroceon_examine,
};
-struct target_type dragonite_target =
-{
+struct target_type dragonite_target = {
.name = "dragonite",
.poll = arm7_9_poll,
.get_gdb_reg_list = arm_get_gdb_reg_list,
.read_memory = arm7_9_read_memory,
- .write_memory = arm7_9_write_memory,
- .bulk_write_memory = feroceon_bulk_write_memory,
+ .write_memory = arm7_9_write_memory_opt,
.checksum_memory = arm_checksum_memory,
.blank_check_memory = arm_blank_check_memory,
.init_target = feroceon_init_target,
.examine = feroceon_examine,
};
-
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