#endif
#include "arm11.h"
+#include "armv4_5.h"
+#include "arm_simulator.h"
#include "target_type.h"
arm11_common_t * arm11 = target->arch_info;
LOG_USER("target halted due to %s\ncpsr: 0x%8.8" PRIx32 " pc: 0x%8.8" PRIx32 "",
- Jim_Nvp_value2name_simple( nvp_target_debug_reason, target->debug_reason )->name,
+ Jim_Nvp_value2name_simple(nvp_target_debug_reason, target->debug_reason)->name,
R(CPSR),
R(PC));
arm11_common_t * arm11 = target->arch_info;
LOG_DEBUG("target->state: %s",
- Jim_Nvp_value2name_simple( nvp_target_state, target->state )->name );
+ target_state_name(target));
if (target->state == TARGET_UNKNOWN)
{
arm11_common_t * arm11 = target->arch_info;
LOG_DEBUG("target->state: %s",
- Jim_Nvp_value2name_simple( nvp_target_state, target->state )->name );
+ target_state_name(target));
if (target->state != TARGET_HALTED)
return ERROR_OK;
}
+
+static int armv4_5_to_arm11(int reg)
+{
+ if (reg < 16)
+ return reg;
+ switch (reg)
+ {
+ case ARMV4_5_CPSR:
+ return ARM11_RC_CPSR;
+ case 16:
+ /* FIX!!! handle thumb better! */
+ return ARM11_RC_CPSR;
+ default:
+ LOG_ERROR("BUG: register translation from armv4_5 to arm11 not supported %d", reg);
+ exit(-1);
+ }
+}
+
+
+static uint32_t arm11_sim_get_reg(struct arm_sim_interface *sim, int reg)
+{
+ arm11_common_t * arm11 = (arm11_common_t *)sim->user_data;
+
+ reg=armv4_5_to_arm11(reg);
+
+ return buf_get_u32(arm11->reg_list[reg].value, 0, 32);
+}
+
+static void arm11_sim_set_reg(struct arm_sim_interface *sim, int reg, uint32_t value)
+{
+ arm11_common_t * arm11 = (arm11_common_t *)sim->user_data;
+
+ reg=armv4_5_to_arm11(reg);
+
+ buf_set_u32(arm11->reg_list[reg].value, 0, 32, value);
+}
+
+static uint32_t arm11_sim_get_cpsr(struct arm_sim_interface *sim, int pos, int bits)
+{
+ arm11_common_t * arm11 = (arm11_common_t *)sim->user_data;
+
+ return buf_get_u32(arm11->reg_list[ARM11_RC_CPSR].value, pos, bits);
+}
+
+static enum armv4_5_state arm11_sim_get_state(struct arm_sim_interface *sim)
+{
+// arm11_common_t * arm11 = (arm11_common_t *)sim->user_data;
+
+ /* FIX!!!! we should implement thumb for arm11 */
+ return ARMV4_5_STATE_ARM;
+}
+
+static void arm11_sim_set_state(struct arm_sim_interface *sim, enum armv4_5_state mode)
+{
+// arm11_common_t * arm11 = (arm11_common_t *)sim->user_data;
+
+ /* FIX!!!! we should implement thumb for arm11 */
+ LOG_ERROR("Not implemetned!");
+}
+
+
+static enum armv4_5_mode arm11_sim_get_mode(struct arm_sim_interface *sim)
+{
+ //arm11_common_t * arm11 = (arm11_common_t *)sim->user_data;
+
+ /* FIX!!!! we should implement something that returns the current mode here!!! */
+ return ARMV4_5_MODE_USR;
+}
+
+static int arm11_simulate_step(target_t *target, uint32_t *dry_run_pc)
+{
+ struct arm_sim_interface sim;
+
+ sim.user_data=target->arch_info;
+ sim.get_reg=&arm11_sim_get_reg;
+ sim.set_reg=&arm11_sim_set_reg;
+ sim.get_reg_mode=&arm11_sim_get_reg;
+ sim.set_reg_mode=&arm11_sim_set_reg;
+ sim.get_cpsr=&arm11_sim_get_cpsr;
+ sim.get_mode=&arm11_sim_get_mode;
+ sim.get_state=&arm11_sim_get_state;
+ sim.set_state=&arm11_sim_set_state;
+
+ return arm_simulate_step_core(target, dry_run_pc, &sim);
+
+}
+
int arm11_step(struct target_s *target, int current, uint32_t address, int handle_breakpoints)
{
FNC_INFO;
+ int retval;
LOG_DEBUG("target->state: %s",
- Jim_Nvp_value2name_simple( nvp_target_state, target->state )->name );
+ target_state_name(target));
if (target->state != TARGET_HALTED)
{
LOG_DEBUG("STEP PC %08" PRIx32 "%s", R(PC), !current ? "!" : "");
+
+ /* TODO: to implement single stepping on arm11 devices that can't
+ * do single stepping in hardware we need to calculate the next
+ * pc and set up breakpoints accordingingly. */
+ uint32_t next_pc;
+ retval = arm11_simulate_step(target, &next_pc);
+ if (retval != ERROR_OK)
+ return retval;
+
+
/** \todo TODO: Thumb not supported here */
uint32_t next_instruction;
CHECK_RETVAL(target_call_event_callbacks(target, TARGET_EVENT_HALTED));
+ if (R(PC) != next_pc)
+ {
+ LOG_WARNING("next pc != simulated address %08" PRIx32 "!=%08" PRIx32, R(PC), next_pc);
+ }
+
return ERROR_OK;
}
#if 0
LOG_DEBUG("target->state: %s",
- Jim_Nvp_value2name_simple( nvp_target_state, target->state )->name );
+ target_state_name(target));
/* deassert reset lines */
arm11_run_instr_data_from_core(arm11, 0xEE001E15, &res, 1);
uint16_t svalue = res;
- memcpy(buffer + count * sizeof(uint16_t), &svalue, sizeof(uint16_t));
+ memcpy(buffer + i * sizeof(uint16_t), &svalue, sizeof(uint16_t));
}
break;
for (size_t i = 0; i < count; i++)
{
uint16_t value;
- memcpy(&value, buffer + count * sizeof(uint16_t), sizeof(uint16_t));
+ memcpy(&value, buffer + i * sizeof(uint16_t), sizeof(uint16_t));
/* MRC p14,0,r1,c0,c5,0 */
arm11_run_instr_data_to_core1(arm11, 0xee101e15, value);
LOG_DEBUG("Save %zi: 0x%" PRIx32 "",i,context[i]);
}
- cpsr = buf_get_u32((uint8_t*)(arm11->reg_values+ARM11_RC_CPSR),0,32);
+ cpsr = buf_get_u32((uint8_t*)(arm11->reg_values + ARM11_RC_CPSR),0,32);
LOG_DEBUG("Save CPSR: 0x%" PRIx32 "", cpsr);
for (int i = 0; i < num_mem_params; i++)
arm11->target = target;
- if (target->tap==NULL)
+ if (target->tap == NULL)
return ERROR_FAIL;
if (target->tap->ir_length != 5)
if (values[i] > arm11_coproc_instruction_limits[i])
{
LOG_ERROR("Parameter %ld out of bounds (%" PRId32 " max). %s",
- (long)(i + 2),
+ (long)(i + 2),
arm11_coproc_instruction_limits[i],
read ? arm11_mrc_syntax : arm11_mcr_syntax);
return -1;
arm11_run_instr_data_from_core_via_r0(arm11, instr, &result);
LOG_INFO("MRC p%d, %d, R0, c%d, c%d, %d = 0x%08" PRIx32 " (%" PRId32 ")",
- (int)(values[0]),
- (int)(values[1]),
- (int)(values[2]),
- (int)(values[3]),
+ (int)(values[0]),
+ (int)(values[1]),
+ (int)(values[2]),
+ (int)(values[3]),
(int)(values[4]), result, result);
}
else
command_t * top_cmd = NULL;
- RC_TOP( "arm11", "arm11 specific commands",
+ RC_TOP("arm11", "arm11 specific commands",
- RC_TOP( "memwrite", "Control memory write transfer mode",
+ RC_TOP("memwrite", "Control memory write transfer mode",
- RC_FINAL_BOOL( "burst", "Enable/Disable non-standard but fast burst mode (default: enabled)",
+ RC_FINAL_BOOL("burst", "Enable/Disable non-standard but fast burst mode (default: enabled)",
memwrite_burst)
- RC_FINAL_BOOL( "error_fatal", "Terminate program if transfer error was found (default: enabled)",
+ RC_FINAL_BOOL("error_fatal", "Terminate program if transfer error was found (default: enabled)",
memwrite_error_fatal)
- ) /* memwrite */
+) /* memwrite */
- RC_FINAL_BOOL( "no_increment", "Don't increment address on multi-read/-write (default: disabled)",
+ RC_FINAL_BOOL("no_increment", "Don't increment address on multi-read/-write (default: disabled)",
memrw_no_increment)
- RC_FINAL_BOOL( "step_irq_enable", "Enable interrupts while stepping (default: disabled)",
+ RC_FINAL_BOOL("step_irq_enable", "Enable interrupts while stepping (default: disabled)",
step_irq_enable)
- RC_FINAL( "vcr", "Control (Interrupt) Vector Catch Register",
+ RC_FINAL("vcr", "Control (Interrupt) Vector Catch Register",
arm11_handle_vcr)
- RC_FINAL( "mrc", "Read Coprocessor register",
+ RC_FINAL("mrc", "Read Coprocessor register",
arm11_handle_mrc)
- RC_FINAL( "mcr", "Write Coprocessor register",
+ RC_FINAL("mcr", "Write Coprocessor register",
arm11_handle_mcr)
- ) /* arm11 */
+) /* arm11 */
return ERROR_OK;
}
Code Review / openocd.git / blobdiff