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cleanup: rename armv4_5 to arm for readability 

Nothing more than a name change, just to make reading
the code a bit simpler.

Change-Id: I73a16b7302b48ce07d9688162955aae71d11eb45
Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-on: http://openocd.zylin.com/390
Tested-by: jenkins
Reviewed-by: Øyvind Harboe <oyvindharboe@gmail.com>
This commit is contained in:
Spencer Oliver 2012-01-19 10:06:37 +00:00
parent 9db465810a
commit 3a550e5b5f
24 changed files with 526 additions and 534 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
src/flash/nand/arm_io.c
View File

@ -97,7 +97,7 @@ int arm_nandwrite(struct arm_nand_data *nand, uint8_t *data, int size)
{
struct target *target = nand->target;
struct arm_algorithm algo;
struct arm *armv4_5 = target->arch_info;
struct arm *arm = target->arch_info;
struct reg_param reg_params[3];
uint32_t target_buf;
uint32_t exit_var = 0;
@ -152,7 +152,7 @@ int arm_nandwrite(struct arm_nand_data *nand, uint8_t *data, int size)
buf_set_u32(reg_params[2].value, 0, 32, size);
/* armv4 must exit using a hardware breakpoint */
if (armv4_5->is_armv4)
if (arm->is_armv4)
exit_var = nand->copy_area->address + sizeof(code) - 4;
/* use alg to write data from work area to NAND chip */
@ -181,7 +181,7 @@ int arm_nandread(struct arm_nand_data *nand, uint8_t *data, uint32_t size)
{
struct target *target = nand->target;
struct arm_algorithm algo;
struct arm *armv4_5 = target->arch_info;
struct arm *arm = target->arch_info;
struct reg_param reg_params[3];
uint32_t target_buf;
uint32_t exit_var = 0;
@ -228,7 +228,7 @@ int arm_nandread(struct arm_nand_data *nand, uint8_t *data, uint32_t size)
buf_set_u32(reg_params[2].value, 0, 32, size);
/* armv4 must exit using a hardware breakpoint */
if (armv4_5->is_armv4)
if (arm->is_armv4)
exit_var = nand->copy_area->address + sizeof(code) - 4;
/* use alg to write data from NAND chip to work area */

6
src/flash/nor/str9xpec.c
View File

@ -286,7 +286,7 @@ static int str9xpec_build_block_list(struct flash_bank *bank)
FLASH_BANK_COMMAND_HANDLER(str9xpec_flash_bank_command)
{
struct str9xpec_flash_controller *str9xpec_info;
struct arm *armv4_5 = NULL;
struct arm *arm = NULL;
struct arm7_9_common *arm7_9 = NULL;
struct arm_jtag *jtag_info = NULL;
@ -301,8 +301,8 @@ FLASH_BANK_COMMAND_HANDLER(str9xpec_flash_bank_command)
/* REVISIT verify that the jtag position of flash controller is
* right after *THIS* core, which must be a STR9xx core ...
*/
armv4_5 = bank->target->arch_info;
arm7_9 = armv4_5->arch_info;
arm = bank->target->arch_info;
arm7_9 = arm->arch_info;
jtag_info = &arm7_9->jtag_info;
/* The core is the next tap after the flash controller in the chain */

2
src/target/arm.h
View File

@ -197,7 +197,7 @@ struct arm_reg {
int num;
enum arm_mode mode;
struct target *target;
struct arm *armv4_5_common;
struct arm *arm;
uint32_t value;
};

21
src/target/arm720t.c
View File

@ -340,8 +340,7 @@ static int arm720t_soft_reset_halt(struct target *target)
struct arm720t_common *arm720t = target_to_arm720(target);
struct reg *dbg_stat = &arm720t->arm7_9_common
.eice_cache->reg_list[EICE_DBG_STAT];
struct arm *armv4_5 = &arm720t->arm7_9_common
.armv4_5_common;
struct arm *arm = &arm720t->arm7_9_common.arm;
if ((retval = target_halt(target)) != ERROR_OK)
{
@ -382,16 +381,16 @@ static int arm720t_soft_reset_halt(struct target *target)
/* SVC, ARM state, IRQ and FIQ disabled */
uint32_t cpsr;
cpsr = buf_get_u32(armv4_5->cpsr->value, 0, 32);
cpsr = buf_get_u32(arm->cpsr->value, 0, 32);
cpsr &= ~0xff;
cpsr |= 0xd3;
arm_set_cpsr(armv4_5, cpsr);
armv4_5->cpsr->dirty = 1;
arm_set_cpsr(arm, cpsr);
arm->cpsr->dirty = 1;
/* start fetching from 0x0 */
buf_set_u32(armv4_5->pc->value, 0, 32, 0x0);
armv4_5->pc->dirty = 1;
armv4_5->pc->valid = 1;
buf_set_u32(arm->pc->value, 0, 32, 0x0);
arm->pc->dirty = 1;
arm->pc->valid = 1;
retval = arm720t_disable_mmu_caches(target, 1, 1, 1);
if (retval != ERROR_OK)
@ -428,8 +427,8 @@ static int arm720t_init_arch_info(struct target *target,
{
struct arm7_9_common *arm7_9 = &arm720t->arm7_9_common;
arm7_9->armv4_5_common.mrc = arm720t_mrc;
arm7_9->armv4_5_common.mcr = arm720t_mcr;
arm7_9->arm.mrc = arm720t_mrc;
arm7_9->arm.mcr = arm720t_mcr;
arm7tdmi_init_arch_info(target, arm7_9, tap);
@ -454,7 +453,7 @@ static int arm720t_target_create(struct target *target, Jim_Interp *interp)
{
struct arm720t_common *arm720t = calloc(1, sizeof(*arm720t));
arm720t->arm7_9_common.armv4_5_common.is_armv4 = true;
arm720t->arm7_9_common.arm.is_armv4 = true;
return arm720t_init_arch_info(target, arm720t, target->tap);
}

2
src/target/arm720t.h
View File

@ -39,7 +39,7 @@ static inline struct arm720t_common *
target_to_arm720(struct target *target)
{
return container_of(target->arch_info, struct arm720t_common,
arm7_9_common.armv4_5_common);
arm7_9_common.arm);
}
#endif /* ARM720T_H */

257
src/target/arm7_9_common.c
View File

@ -1043,7 +1043,7 @@ int arm7_9_assert_reset(struct target *target)
}
target->state = TARGET_RESET;
register_cache_invalidate(arm7_9->armv4_5_common.core_cache);
register_cache_invalidate(arm7_9->arm.core_cache);
/* REVISIT why isn't standard debug entry logic sufficient?? */
if (target->reset_halt
@ -1171,7 +1171,7 @@ static int arm7_9_clear_halt(struct target *target)
int arm7_9_soft_reset_halt(struct target *target)
{
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
struct reg *dbg_stat = &arm7_9->eice_cache->reg_list[EICE_DBG_STAT];
struct reg *dbg_ctrl = &arm7_9->eice_cache->reg_list[EICE_DBG_CTRL];
int i;
@ -1230,33 +1230,33 @@ int arm7_9_soft_reset_halt(struct target *target)
uint32_t r0_thumb, pc_thumb;
LOG_DEBUG("target entered debug from Thumb state, changing to ARM");
/* Entered debug from Thumb mode */
armv4_5->core_state = ARM_STATE_THUMB;
arm->core_state = ARM_STATE_THUMB;
arm7_9->change_to_arm(target, &r0_thumb, &pc_thumb);
}
/* REVISIT likewise for bit 5 -- switch Jazelle-to-ARM */
/* all register content is now invalid */
register_cache_invalidate(armv4_5->core_cache);
register_cache_invalidate(arm->core_cache);
/* SVC, ARM state, IRQ and FIQ disabled */
uint32_t cpsr;
cpsr = buf_get_u32(armv4_5->cpsr->value, 0, 32);
cpsr = buf_get_u32(arm->cpsr->value, 0, 32);
cpsr &= ~0xff;
cpsr |= 0xd3;
arm_set_cpsr(armv4_5, cpsr);
armv4_5->cpsr->dirty = 1;
arm_set_cpsr(arm, cpsr);
arm->cpsr->dirty = 1;
/* start fetching from 0x0 */
buf_set_u32(armv4_5->pc->value, 0, 32, 0x0);
armv4_5->pc->dirty = 1;
armv4_5->pc->valid = 1;
buf_set_u32(arm->pc->value, 0, 32, 0x0);
arm->pc->dirty = 1;
arm->pc->valid = 1;
/* reset registers */
for (i = 0; i <= 14; i++)
{
struct reg *r = arm_reg_current(armv4_5, i);
struct reg *r = arm_reg_current(arm, i);
buf_set_u32(r->value, 0, 32, 0xffffffff);
r->dirty = 1;
@ -1351,7 +1351,7 @@ static int arm7_9_debug_entry(struct target *target)
uint32_t cpsr, cpsr_mask = 0;
int retval;
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
struct reg *dbg_stat = &arm7_9->eice_cache->reg_list[EICE_DBG_STAT];
struct reg *dbg_ctrl = &arm7_9->eice_cache->reg_list[EICE_DBG_CTRL];
@ -1392,7 +1392,7 @@ static int arm7_9_debug_entry(struct target *target)
{
LOG_DEBUG("target entered debug from Thumb state");
/* Entered debug from Thumb mode */
armv4_5->core_state = ARM_STATE_THUMB;
arm->core_state = ARM_STATE_THUMB;
cpsr_mask = 1 << 5;
arm7_9->change_to_arm(target, &r0_thumb, &pc_thumb);
LOG_DEBUG("r0_thumb: 0x%8.8" PRIx32
@ -1404,13 +1404,13 @@ static int arm7_9_debug_entry(struct target *target)
* B.7.3 for the reverse. That'd be the bare minimum...
*/
LOG_DEBUG("target entered debug from Jazelle state");
armv4_5->core_state = ARM_STATE_JAZELLE;
arm->core_state = ARM_STATE_JAZELLE;
cpsr_mask = 1 << 24;
LOG_ERROR("Jazelle debug entry -- BROKEN!");
} else {
LOG_DEBUG("target entered debug from ARM state");
/* Entered debug from ARM mode */
armv4_5->core_state = ARM_STATE_ARM;
arm->core_state = ARM_STATE_ARM;
}
for (i = 0; i < 16; i++)
@ -1426,9 +1426,9 @@ static int arm7_9_debug_entry(struct target *target)
/* Sync our CPSR copy with J or T bits EICE reported, but
* which we then erased by putting the core into ARM mode.
*/
arm_set_cpsr(armv4_5, cpsr | cpsr_mask);
arm_set_cpsr(arm, cpsr | cpsr_mask);
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
{
target->state = TARGET_UNKNOWN;
LOG_ERROR("cpsr contains invalid mode value - communication failure");
@ -1436,27 +1436,27 @@ static int arm7_9_debug_entry(struct target *target)
}
LOG_DEBUG("target entered debug state in %s mode",
arm_mode_name(armv4_5->core_mode));
arm_mode_name(arm->core_mode));
if (armv4_5->core_state == ARM_STATE_THUMB)
if (arm->core_state == ARM_STATE_THUMB)
{
LOG_DEBUG("thumb state, applying fixups");
context[0] = r0_thumb;
context[15] = pc_thumb;
} else if (armv4_5->core_state == ARM_STATE_ARM)
} else if (arm->core_state == ARM_STATE_ARM)
{
/* adjust value stored by STM */
context[15] -= 3 * 4;
}
if ((target->debug_reason != DBG_REASON_DBGRQ) || (!arm7_9->use_dbgrq))
context[15] -= 3 * ((armv4_5->core_state == ARM_STATE_ARM) ? 4 : 2);
context[15] -= 3 * ((arm->core_state == ARM_STATE_ARM) ? 4 : 2);
else
context[15] -= arm7_9->dbgreq_adjust_pc * ((armv4_5->core_state == ARM_STATE_ARM) ? 4 : 2);
context[15] -= arm7_9->dbgreq_adjust_pc * ((arm->core_state == ARM_STATE_ARM) ? 4 : 2);
for (i = 0; i <= 15; i++)
{
struct reg *r = arm_reg_current(armv4_5, i);
struct reg *r = arm_reg_current(arm, i);
LOG_DEBUG("r%i: 0x%8.8" PRIx32 "", i, context[i]);
@ -1469,16 +1469,16 @@ static int arm7_9_debug_entry(struct target *target)
LOG_DEBUG("entered debug state at PC 0x%" PRIx32 "", context[15]);
/* exceptions other than USR & SYS have a saved program status register */
if (armv4_5->spsr) {
if (arm->spsr) {
uint32_t spsr;
arm7_9->read_xpsr(target, &spsr, 1);
if ((retval = jtag_execute_queue()) != ERROR_OK)
{
return retval;
}
buf_set_u32(armv4_5->spsr->value, 0, 32, spsr);
armv4_5->spsr->dirty = 0;
armv4_5->spsr->valid = 1;
buf_set_u32(arm->spsr->value, 0, 32, spsr);
arm->spsr->dirty = 0;
arm->spsr->valid = 1;
}
if ((retval = jtag_execute_queue()) != ERROR_OK)
@ -1508,7 +1508,7 @@ static int arm7_9_full_context(struct target *target)
int i;
int retval;
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
LOG_DEBUG("-");
@ -1518,7 +1518,7 @@ static int arm7_9_full_context(struct target *target)
return ERROR_TARGET_NOT_HALTED;
}
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
{
LOG_ERROR("not a valid arm core mode - communication failure?");
return ERROR_FAIL;
@ -1538,7 +1538,7 @@ static int arm7_9_full_context(struct target *target)
*/
for (j = 0; j <= 16; j++)
{
if (ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_number_to_mode(i), j).valid == 0)
if (ARMV4_5_CORE_REG_MODE(arm->core_cache, armv4_5_number_to_mode(i), j).valid == 0)
valid = 0;
}
@ -1547,7 +1547,7 @@ static int arm7_9_full_context(struct target *target)
uint32_t tmp_cpsr;
/* change processor mode (and mask T bit) */
tmp_cpsr = buf_get_u32(armv4_5->cpsr->value, 0, 8)
tmp_cpsr = buf_get_u32(arm->cpsr->value, 0, 8)
& 0xe0;
tmp_cpsr |= armv4_5_number_to_mode(i);
tmp_cpsr &= ~0x20;
@ -1555,12 +1555,13 @@ static int arm7_9_full_context(struct target *target)
for (j = 0; j < 15; j++)
{
if (ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_number_to_mode(i), j).valid == 0)
if (ARMV4_5_CORE_REG_MODE(arm->core_cache, armv4_5_number_to_mode(i), j).valid == 0)
{
reg_p[j] = (uint32_t*)ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_number_to_mode(i), j).value;
reg_p[j] = (uint32_t *)ARMV4_5_CORE_REG_MODE(arm->core_cache,
armv4_5_number_to_mode(i), j).value;
mask |= 1 << j;
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_number_to_mode(i), j).valid = 1;
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_number_to_mode(i), j).dirty = 0;
ARMV4_5_CORE_REG_MODE(arm->core_cache, armv4_5_number_to_mode(i), j).valid = 1;
ARMV4_5_CORE_REG_MODE(arm->core_cache, armv4_5_number_to_mode(i), j).dirty = 0;
}
}
@ -1569,18 +1570,19 @@ static int arm7_9_full_context(struct target *target)
arm7_9->read_core_regs(target, mask, reg_p);
/* check if the PSR has to be read */
if (ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_number_to_mode(i), 16).valid == 0)
if (ARMV4_5_CORE_REG_MODE(arm->core_cache, armv4_5_number_to_mode(i), 16).valid == 0)
{
arm7_9->read_xpsr(target, (uint32_t*)ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_number_to_mode(i), 16).value, 1);
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_number_to_mode(i), 16).valid = 1;
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_number_to_mode(i), 16).dirty = 0;
arm7_9->read_xpsr(target, (uint32_t *)ARMV4_5_CORE_REG_MODE(arm->core_cache,
armv4_5_number_to_mode(i), 16).value, 1);
ARMV4_5_CORE_REG_MODE(arm->core_cache, armv4_5_number_to_mode(i), 16).valid = 1;
ARMV4_5_CORE_REG_MODE(arm->core_cache, armv4_5_number_to_mode(i), 16).dirty = 0;
}
}
}
/* restore processor mode (mask T bit) */
arm7_9->write_xpsr_im8(target,
buf_get_u32(armv4_5->cpsr->value, 0, 8) & ~0x20,
buf_get_u32(arm->cpsr->value, 0, 8) & ~0x20,
0, 0);
if ((retval = jtag_execute_queue()) != ERROR_OK)
@ -1605,9 +1607,9 @@ static int arm7_9_full_context(struct target *target)
static int arm7_9_restore_context(struct target *target)
{
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
struct reg *reg;
enum arm_mode current_mode = armv4_5->core_mode;
enum arm_mode current_mode = arm->core_mode;
int i, j;
int dirty;
int mode_change;
@ -1623,7 +1625,7 @@ static int arm7_9_restore_context(struct target *target)
if (arm7_9->pre_restore_context)
arm7_9->pre_restore_context(target);
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
{
LOG_ERROR("not a valid arm core mode - communication failure?");
return ERROR_FAIL;
@ -1635,14 +1637,14 @@ static int arm7_9_restore_context(struct target *target)
for (i = 0; i < 6; i++)
{
LOG_DEBUG("examining %s mode",
arm_mode_name(armv4_5->core_mode));
arm_mode_name(arm->core_mode));
dirty = 0;
mode_change = 0;
/* check if there are dirty registers in the current mode
*/
for (j = 0; j <= 16; j++)
{
reg = &ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_number_to_mode(i), j);
reg = &ARMV4_5_CORE_REG_MODE(arm->core_cache, armv4_5_number_to_mode(i), j);
if (reg->dirty == 1)
{
if (reg->valid == 1)
@ -1653,8 +1655,10 @@ static int arm7_9_restore_context(struct target *target)
reg_arch_info = reg->arch_info;
if ((reg_arch_info->mode != ARM_MODE_ANY)
&& (reg_arch_info->mode != current_mode)
&& !((reg_arch_info->mode == ARM_MODE_USR) && (armv4_5->core_mode == ARM_MODE_SYS))
&& !((reg_arch_info->mode == ARM_MODE_SYS) && (armv4_5->core_mode == ARM_MODE_USR)))
&& !((reg_arch_info->mode == ARM_MODE_USR)
&& (arm->core_mode == ARM_MODE_SYS))
&& !((reg_arch_info->mode == ARM_MODE_SYS)
&& (arm->core_mode == ARM_MODE_USR)))
{
mode_change = 1;
LOG_DEBUG("require mode change");
@ -1678,7 +1682,7 @@ static int arm7_9_restore_context(struct target *target)
uint32_t tmp_cpsr;
/* change processor mode (mask T bit) */
tmp_cpsr = buf_get_u32(armv4_5->cpsr->value,
tmp_cpsr = buf_get_u32(arm->cpsr->value,
0, 8) & 0xe0;
tmp_cpsr |= armv4_5_number_to_mode(i);
tmp_cpsr &= ~0x20;
@ -1688,7 +1692,7 @@ static int arm7_9_restore_context(struct target *target)
for (j = 0; j <= 14; j++)
{
reg = &ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_number_to_mode(i), j);
reg = &ARMV4_5_CORE_REG_MODE(arm->core_cache, armv4_5_number_to_mode(i), j);
if (reg->dirty == 1)
{
@ -1699,7 +1703,7 @@ static int arm7_9_restore_context(struct target *target)
reg->valid = 1;
LOG_DEBUG("writing register %i mode %s "
"with value 0x%8.8" PRIx32, j,
arm_mode_name(armv4_5->core_mode),
arm_mode_name(arm->core_mode),
regs[j]);
}
}
@ -1709,7 +1713,7 @@ static int arm7_9_restore_context(struct target *target)
arm7_9->write_core_regs(target, mask, regs);
}
reg = &ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5_number_to_mode(i), 16);
reg = &ARMV4_5_CORE_REG_MODE(arm->core_cache, armv4_5_number_to_mode(i), 16);
struct arm_reg *reg_arch_info;
reg_arch_info = reg->arch_info;
if ((reg->dirty) && (reg_arch_info->mode != ARM_MODE_ANY))
@ -1720,34 +1724,32 @@ static int arm7_9_restore_context(struct target *target)
}
}
if (!armv4_5->cpsr->dirty && (armv4_5->core_mode != current_mode))
{
if (!arm->cpsr->dirty && (arm->core_mode != current_mode)) {
/* restore processor mode (mask T bit) */
uint32_t tmp_cpsr;
tmp_cpsr = buf_get_u32(armv4_5->cpsr->value, 0, 8) & 0xE0;
tmp_cpsr = buf_get_u32(arm->cpsr->value, 0, 8) & 0xE0;
tmp_cpsr |= armv4_5_number_to_mode(i);
tmp_cpsr &= ~0x20;
LOG_DEBUG("writing lower 8 bit of cpsr with value 0x%2.2x", (unsigned)(tmp_cpsr));
arm7_9->write_xpsr_im8(target, tmp_cpsr & 0xff, 0, 0);
}
else if (armv4_5->cpsr->dirty)
{
} else if (arm->cpsr->dirty) {
/* CPSR has been changed, full restore necessary (mask T bit) */
LOG_DEBUG("writing cpsr with value 0x%8.8" PRIx32,
buf_get_u32(armv4_5->cpsr->value, 0, 32));
buf_get_u32(arm->cpsr->value, 0, 32));
arm7_9->write_xpsr(target,
buf_get_u32(armv4_5->cpsr->value, 0, 32)
& ~0x20, 0);
armv4_5->cpsr->dirty = 0;
armv4_5->cpsr->valid = 1;
buf_get_u32(arm->cpsr->value, 0, 32)
& ~0x20, 0);
arm->cpsr->dirty = 0;
arm->cpsr->valid = 1;
}
/* restore PC */
LOG_DEBUG("writing PC with value 0x%8.8" PRIx32,
buf_get_u32(armv4_5->pc->value, 0, 32));
arm7_9->write_pc(target, buf_get_u32(armv4_5->pc->value, 0, 32));
armv4_5->pc->dirty = 0;
buf_get_u32(arm->pc->value, 0, 32));
arm7_9->write_pc(target, buf_get_u32(arm->pc->value, 0, 32));
arm->pc->dirty = 0;
return ERROR_OK;
}
@ -1821,7 +1823,7 @@ static void arm7_9_enable_breakpoints(struct target *target)
int arm7_9_resume(struct target *target, int current, uint32_t address, int handle_breakpoints, int debug_execution)
{
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
struct reg *dbg_ctrl = &arm7_9->eice_cache->reg_list[EICE_DBG_CTRL];
int err, retval = ERROR_OK;
@ -1840,17 +1842,17 @@ int arm7_9_resume(struct target *target, int current, uint32_t address, int hand
/* current = 1: continue on current pc, otherwise continue at <address> */
if (!current)
buf_set_u32(armv4_5->pc->value, 0, 32, address);
buf_set_u32(arm->pc->value, 0, 32, address);
uint32_t current_pc;
current_pc = buf_get_u32(armv4_5->pc->value, 0, 32);
current_pc = buf_get_u32(arm->pc->value, 0, 32);
/* the front-end may request us not to handle breakpoints */
if (handle_breakpoints)
{
struct breakpoint *breakpoint;
breakpoint = breakpoint_find(target,
buf_get_u32(armv4_5->pc->value, 0, 32));
buf_get_u32(arm->pc->value, 0, 32));
if (breakpoint != NULL)
{
LOG_DEBUG("unset breakpoint at 0x%8.8" PRIx32 " (id: %d)", breakpoint->address, breakpoint->unique_id );
@ -1875,18 +1877,13 @@ int arm7_9_resume(struct target *target, int current, uint32_t address, int hand
target->debug_reason = DBG_REASON_SINGLESTEP;
if ((retval = arm7_9_restore_context(target)) != ERROR_OK)
{
return retval;
}
if (armv4_5->core_state == ARM_STATE_ARM)
if (arm->core_state == ARM_STATE_ARM)
arm7_9->branch_resume(target);
else if (armv4_5->core_state == ARM_STATE_THUMB)
{
else if (arm->core_state == ARM_STATE_THUMB)
arm7_9->branch_resume_thumb(target);
}
else
{
else {
LOG_ERROR("unhandled core state");
return ERROR_FAIL;
}
@ -1912,7 +1909,7 @@ int arm7_9_resume(struct target *target, int current, uint32_t address, int hand
if (retval != ERROR_OK)
return retval;
LOG_DEBUG("new PC after step: 0x%8.8" PRIx32,
buf_get_u32(armv4_5->pc->value, 0, 32));
buf_get_u32(arm->pc->value, 0, 32));
LOG_DEBUG("set breakpoint at 0x%8.8" PRIx32 "", breakpoint->address);
if ((retval = arm7_9_set_breakpoint(target, breakpoint)) != ERROR_OK)
@ -1927,20 +1924,13 @@ int arm7_9_resume(struct target *target, int current, uint32_t address, int hand
arm7_9_enable_watchpoints(target);
if ((retval = arm7_9_restore_context(target)) != ERROR_OK)
{
return retval;
}
if (armv4_5->core_state == ARM_STATE_ARM)
{
if (arm->core_state == ARM_STATE_ARM)
arm7_9->branch_resume(target);
}
else if (armv4_5->core_state == ARM_STATE_THUMB)
{
else if (arm->core_state == ARM_STATE_THUMB)
arm7_9->branch_resume_thumb(target);
}
else
{
else {
LOG_ERROR("unhandled core state");
return ERROR_FAIL;
}
@ -1962,7 +1952,7 @@ int arm7_9_resume(struct target *target, int current, uint32_t address, int hand
if (!debug_execution)
{
/* registers are now invalid */
register_cache_invalidate(armv4_5->core_cache);
register_cache_invalidate(arm->core_cache);
target->state = TARGET_RUNNING;
if ((retval = target_call_event_callbacks(target, TARGET_EVENT_RESUMED)) != ERROR_OK)
{
@ -1986,9 +1976,9 @@ int arm7_9_resume(struct target *target, int current, uint32_t address, int hand
void arm7_9_enable_eice_step(struct target *target, uint32_t next_pc)
{
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
uint32_t current_pc;
current_pc = buf_get_u32(armv4_5->pc->value, 0, 32);
current_pc = buf_get_u32(arm->pc->value, 0, 32);
if (next_pc != current_pc)
{
@ -2038,7 +2028,7 @@ void arm7_9_disable_eice_step(struct target *target)
int arm7_9_step(struct target *target, int current, uint32_t address, int handle_breakpoints)
{
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
struct breakpoint *breakpoint = NULL;
int err, retval;
@ -2050,9 +2040,9 @@ int arm7_9_step(struct target *target, int current, uint32_t address, int handle
/* current = 1: continue on current pc, otherwise continue at <address> */
if (!current)
buf_set_u32(armv4_5->pc->value, 0, 32, address);
buf_set_u32(arm->pc->value, 0, 32, address);
uint32_t current_pc = buf_get_u32(armv4_5->pc->value, 0, 32);
uint32_t current_pc = buf_get_u32(arm->pc->value, 0, 32);
/* the front-end may request us not to handle breakpoints */
if (handle_breakpoints)
@ -2076,22 +2066,15 @@ int arm7_9_step(struct target *target, int current, uint32_t address, int handle
}
if ((retval = arm7_9_restore_context(target)) != ERROR_OK)
{
return retval;
}
arm7_9->enable_single_step(target, next_pc);
if (armv4_5->core_state == ARM_STATE_ARM)
{
if (arm->core_state == ARM_STATE_ARM)
arm7_9->branch_resume(target);
}
else if (armv4_5->core_state == ARM_STATE_THUMB)
{
else if (arm->core_state == ARM_STATE_THUMB)
arm7_9->branch_resume_thumb(target);
}
else
{
else {
LOG_ERROR("unhandled core state");
return ERROR_FAIL;
}
@ -2105,7 +2088,7 @@ int arm7_9_step(struct target *target, int current, uint32_t address, int handle
arm7_9->disable_single_step(target);
/* registers are now invalid */
register_cache_invalidate(armv4_5->core_cache);
register_cache_invalidate(arm->core_cache);
if (err != ERROR_OK)
{
@ -2137,21 +2120,21 @@ static int arm7_9_read_core_reg(struct target *target, struct reg *r,
int retval;
struct arm_reg *areg = r->arch_info;
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
return ERROR_FAIL;
if ((num < 0) || (num > 16))
return ERROR_COMMAND_SYNTAX_ERROR;
if ((mode != ARM_MODE_ANY)
&& (mode != armv4_5->core_mode)
&& (mode != arm->core_mode)
&& (areg->mode != ARM_MODE_ANY))
{
uint32_t tmp_cpsr;
/* change processor mode (mask T bit) */
tmp_cpsr = buf_get_u32(armv4_5->cpsr->value, 0, 8) & 0xE0;
tmp_cpsr = buf_get_u32(arm->cpsr->value, 0, 8) & 0xE0;
tmp_cpsr |= mode;
tmp_cpsr &= ~0x20;
arm7_9->write_xpsr_im8(target, tmp_cpsr & 0xff, 0, 0);
@ -2183,11 +2166,11 @@ static int arm7_9_read_core_reg(struct target *target, struct reg *r,
buf_set_u32(r->value, 0, 32, value);
if ((mode != ARM_MODE_ANY)
&& (mode != armv4_5->core_mode)
&& (mode != arm->core_mode)
&& (areg->mode != ARM_MODE_ANY)) {
/* restore processor mode (mask T bit) */
arm7_9->write_xpsr_im8(target,
buf_get_u32(armv4_5->cpsr->value, 0, 8)
buf_get_u32(arm->cpsr->value, 0, 8)
& ~0x20, 0, 0);
}
@ -2200,20 +2183,20 @@ static int arm7_9_write_core_reg(struct target *target, struct reg *r,
uint32_t reg[16];
struct arm_reg *areg = r->arch_info;
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
return ERROR_FAIL;
if ((num < 0) || (num > 16))
return ERROR_COMMAND_SYNTAX_ERROR;
if ((mode != ARM_MODE_ANY)
&& (mode != armv4_5->core_mode)
&& (mode != arm->core_mode)
&& (areg->mode != ARM_MODE_ANY)) {
uint32_t tmp_cpsr;
/* change processor mode (mask T bit) */
tmp_cpsr = buf_get_u32(armv4_5->cpsr->value, 0, 8) & 0xE0;
tmp_cpsr = buf_get_u32(arm->cpsr->value, 0, 8) & 0xE0;
tmp_cpsr |= mode;
tmp_cpsr &= ~0x20;
arm7_9->write_xpsr_im8(target, tmp_cpsr & 0xff, 0, 0);
@ -2244,11 +2227,11 @@ static int arm7_9_write_core_reg(struct target *target, struct reg *r,
r->dirty = 0;
if ((mode != ARM_MODE_ANY)
&& (mode != armv4_5->core_mode)
&& (mode != arm->core_mode)
&& (areg->mode != ARM_MODE_ANY)) {
/* restore processor mode (mask T bit) */
arm7_9->write_xpsr_im8(target,
buf_get_u32(armv4_5->cpsr->value, 0, 8)
buf_get_u32(arm->cpsr->value, 0, 8)
& ~0x20, 0, 0);
}
@ -2258,7 +2241,7 @@ static int arm7_9_write_core_reg(struct target *target, struct reg *r,
int arm7_9_read_memory(struct target *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
{
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
uint32_t reg[16];
uint32_t num_accesses = 0;
int thisrun_accesses;
@ -2401,11 +2384,11 @@ int arm7_9_read_memory(struct target *target, uint32_t address, uint32_t size, u
break;
}
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
return ERROR_FAIL;
for (i = 0; i <= last_reg; i++) {
struct reg *r = arm_reg_current(armv4_5, i);
struct reg *r = arm_reg_current(arm, i);
r->dirty = r->valid;
}
@ -2417,12 +2400,12 @@ int arm7_9_read_memory(struct target *target, uint32_t address, uint32_t size, u
return ERROR_TARGET_DATA_ABORT;
}
if (((cpsr & 0x1f) == ARM_MODE_ABT) && (armv4_5->core_mode != ARM_MODE_ABT))
if (((cpsr & 0x1f) == ARM_MODE_ABT) && (arm->core_mode != ARM_MODE_ABT))
{
LOG_WARNING("memory read caused data abort (address: 0x%8.8" PRIx32 ", size: 0x%" PRIx32 ", count: 0x%" PRIx32 ")", address, size, count);
arm7_9->write_xpsr_im8(target,
buf_get_u32(armv4_5->cpsr->value, 0, 8)
buf_get_u32(arm->cpsr->value, 0, 8)
& ~0x20, 0, 0);
return ERROR_TARGET_DATA_ABORT;
@ -2434,7 +2417,7 @@ int arm7_9_read_memory(struct target *target, uint32_t address, uint32_t size, u
int arm7_9_write_memory(struct target *target, uint32_t address, uint32_t size, uint32_t count, const uint8_t *buffer)
{
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
struct reg *dbg_ctrl = &arm7_9->eice_cache->reg_list[EICE_DBG_CTRL];
uint32_t reg[16];
@ -2624,11 +2607,11 @@ int arm7_9_write_memory(struct target *target, uint32_t address, uint32_t size,
buf_set_u32(dbg_ctrl->value, EICE_DBG_CONTROL_DBGACK, 1, 1);
embeddedice_store_reg(dbg_ctrl);
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
return ERROR_FAIL;
for (i = 0; i <= last_reg; i++) {
struct reg *r = arm_reg_current(armv4_5, i);
struct reg *r = arm_reg_current(arm, i);
r->dirty = r->valid;
}
@ -2640,12 +2623,12 @@ int arm7_9_write_memory(struct target *target, uint32_t address, uint32_t size,
return ERROR_TARGET_DATA_ABORT;
}
if (((cpsr & 0x1f) == ARM_MODE_ABT) && (armv4_5->core_mode != ARM_MODE_ABT))
if (((cpsr & 0x1f) == ARM_MODE_ABT) && (arm->core_mode != ARM_MODE_ABT))
{
LOG_WARNING("memory write caused data abort (address: 0x%8.8" PRIx32 ", size: 0x%" PRIx32 ", count: 0x%" PRIx32 ")", address, size, count);
arm7_9->write_xpsr_im8(target,
buf_get_u32(armv4_5->cpsr->value, 0, 8)
buf_get_u32(arm->cpsr->value, 0, 8)
& ~0x20, 0, 0);
return ERROR_TARGET_DATA_ABORT;
@ -2806,10 +2789,10 @@ int arm7_9_examine(struct target *target)
(*cache_p) = t;
arm7_9->eice_cache = (*cache_p);
if (arm7_9->armv4_5_common.etm)
if (arm7_9->arm.etm)
(*cache_p)->next = etm_build_reg_cache(target,
&arm7_9->jtag_info,
arm7_9->armv4_5_common.etm);
arm7_9->arm.etm);
target_set_examined(target);
}
@ -2817,7 +2800,7 @@ int arm7_9_examine(struct target *target)
retval = embeddedice_setup(target);
if (retval == ERROR_OK)
retval = arm7_9_setup(target);
if (retval == ERROR_OK && arm7_9->armv4_5_common.etm)
if (retval == ERROR_OK && arm7_9->arm.etm)
retval = etm_setup(target);
return retval;
}
@ -2934,7 +2917,7 @@ static int arm7_9_setup_semihosting(struct target *target, int enable)
int arm7_9_init_arch_info(struct target *target, struct arm7_9_common *arm7_9)
{
int retval = ERROR_OK;
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
arm7_9->common_magic = ARM7_9_COMMON_MAGIC;
@ -2948,13 +2931,13 @@ int arm7_9_init_arch_info(struct target *target, struct arm7_9_common *arm7_9)
arm7_9->fast_memory_access = false;
arm7_9->dcc_downloads = false;
armv4_5->arch_info = arm7_9;
armv4_5->read_core_reg = arm7_9_read_core_reg;
armv4_5->write_core_reg = arm7_9_write_core_reg;
armv4_5->full_context = arm7_9_full_context;
armv4_5->setup_semihosting = arm7_9_setup_semihosting;
arm->arch_info = arm7_9;
arm->read_core_reg = arm7_9_read_core_reg;
arm->write_core_reg = arm7_9_write_core_reg;
arm->full_context = arm7_9_full_context;
arm->setup_semihosting = arm7_9_setup_semihosting;
retval = arm_init_arch_info(target, armv4_5);
retval = arm_init_arch_info(target, arm);
if (retval != ERROR_OK)
return retval;

4
src/target/arm7_9_common.h
View File

@ -39,7 +39,7 @@
*/
struct arm7_9_common
{
struct arm armv4_5_common;
struct arm arm;
uint32_t common_magic;
struct arm_jtag jtag_info; /**< JTAG information for target */
@ -109,7 +109,7 @@ static inline struct arm7_9_common *
target_to_arm7_9(struct target *target)
{
return container_of(target->arch_info, struct arm7_9_common,
armv4_5_common);
arm);
}
static inline bool is_arm7_9(struct arm7_9_common *arm7_9)

12
src/target/arm7tdmi.c
View File

@ -586,7 +586,7 @@ static void arm7tdmi_branch_resume(struct target *target)
static void arm7tdmi_branch_resume_thumb(struct target *target)
{
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
struct arm_jtag *jtag_info = &arm7_9->jtag_info;
struct reg *dbg_stat = &arm7_9->eice_cache->reg_list[EICE_DBG_STAT];
@ -603,7 +603,7 @@ static void arm7tdmi_branch_resume_thumb(struct target *target)
arm7tdmi_clock_out(jtag_info, ARMV4_5_NOP, NULL, 0);
/* nothing fetched, LDM in EXECUTE stage (2nd cycle) */
arm7tdmi_clock_out(jtag_info,
buf_get_u32(armv4_5->pc->value, 0, 32) | 1, NULL, 0);
buf_get_u32(arm->pc->value, 0, 32) | 1, NULL, 0);
/* nothing fetched, LDM in EXECUTE stage (3rd cycle) */
arm7tdmi_clock_out(jtag_info, ARMV4_5_NOP, NULL, 0);
@ -631,7 +631,7 @@ static void arm7tdmi_branch_resume_thumb(struct target *target)
/* fetch NOP, LDR in Execute */
arm7tdmi_clock_out(jtag_info, ARMV4_5_T_NOP, NULL, 0);
/* nothing fetched, LDR in EXECUTE stage (2nd cycle) */
arm7tdmi_clock_out(jtag_info, buf_get_u32(armv4_5->core_cache->reg_list[0].value, 0, 32), NULL, 0);
arm7tdmi_clock_out(jtag_info, buf_get_u32(arm->core_cache->reg_list[0].value, 0, 32), NULL, 0);
/* nothing fetched, LDR in EXECUTE stage (3rd cycle) */
arm7tdmi_clock_out(jtag_info, ARMV4_5_T_NOP, NULL, 0);
@ -647,9 +647,9 @@ static void arm7tdmi_branch_resume_thumb(struct target *target)
static void arm7tdmi_build_reg_cache(struct target *target)
{
struct reg_cache **cache_p = register_get_last_cache_p(&target->reg_cache);
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
(*cache_p) = arm_build_reg_cache(target, armv4_5);
(*cache_p) = arm_build_reg_cache(target, arm);
}
int arm7tdmi_init_target(struct command_context *cmd_ctx, struct target *target)
@ -713,7 +713,7 @@ static int arm7tdmi_target_create(struct target *target, Jim_Interp *interp)
arm7_9 = calloc(1,sizeof(struct arm7_9_common));
arm7tdmi_init_arch_info(target, arm7_9, target->tap);
arm7_9->armv4_5_common.is_armv4 = true;
arm7_9->arm.is_armv4 = true;
return ERROR_OK;
}

50
src/target/arm920t.c
View File

@ -246,11 +246,11 @@ static int arm920t_execute_cp15(struct target *target, uint32_t cp15_opcode,
static int arm920t_read_cp15_interpreted(struct target *target,
uint32_t cp15_opcode, uint32_t address, uint32_t *value)
{
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
uint32_t* regs_p[1];
uint32_t regs[2];
uint32_t cp15c15 = 0x0;
struct reg *r = armv4_5->core_cache->reg_list;
struct reg *r = arm->core_cache->reg_list;
/* load address into R1 */
regs[1] = address;
@ -280,7 +280,7 @@ static int arm920t_read_cp15_interpreted(struct target *target,
cp15_opcode, address, *value);
#endif
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
{
LOG_ERROR("not a valid arm core mode - communication failure?");
return ERROR_FAIL;
@ -297,9 +297,9 @@ int arm920t_write_cp15_interpreted(struct target *target,
uint32_t cp15_opcode, uint32_t value, uint32_t address)
{
uint32_t cp15c15 = 0x0;
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
uint32_t regs[2];
struct reg *r = armv4_5->core_cache->reg_list;
struct reg *r = arm->core_cache->reg_list;
/* load value, address into R0, R1 */
regs[0] = value;
@ -325,7 +325,7 @@ int arm920t_write_cp15_interpreted(struct target *target,
cp15_opcode, value, address);
#endif
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
{
LOG_ERROR("not a valid arm core mode - communication failure?");
return ERROR_FAIL;
@ -763,7 +763,7 @@ int arm920t_soft_reset_halt(struct target *target)
int retval = ERROR_OK;
struct arm920t_common *arm920t = target_to_arm920(target);
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
struct reg *dbg_stat = &arm7_9->eice_cache->reg_list[EICE_DBG_STAT];
if ((retval = target_halt(target)) != ERROR_OK)
@ -807,16 +807,16 @@ int arm920t_soft_reset_halt(struct target *target)
/* SVC, ARM state, IRQ and FIQ disabled */
uint32_t cpsr;
cpsr = buf_get_u32(armv4_5->cpsr->value, 0, 32);
cpsr = buf_get_u32(arm->cpsr->value, 0, 32);
cpsr &= ~0xff;
cpsr |= 0xd3;
arm_set_cpsr(armv4_5, cpsr);
armv4_5->cpsr->dirty = 1;
arm_set_cpsr(arm, cpsr);
arm->cpsr->dirty = 1;
/* start fetching from 0x0 */
buf_set_u32(armv4_5->pc->value, 0, 32, 0x0);
armv4_5->pc->dirty = 1;
armv4_5->pc->valid = 1;
buf_set_u32(arm->pc->value, 0, 32, 0x0);
arm->pc->dirty = 1;
arm->pc->valid = 1;
arm920t_disable_mmu_caches(target, 1, 1, 1);
arm920t->armv4_5_mmu.mmu_enabled = 0;
@ -841,8 +841,8 @@ static int arm920t_init_arch_info(struct target *target,
{
struct arm7_9_common *arm7_9 = &arm920t->arm7_9_common;
arm7_9->armv4_5_common.mrc = arm920t_mrc;
arm7_9->armv4_5_common.mcr = arm920t_mcr;
arm7_9->arm.mrc = arm920t_mrc;
arm7_9->arm.mcr = arm920t_mcr;
/* initialize arm7/arm9 specific info (including armv4_5) */
arm9tdmi_init_arch_info(target, arm7_9, tap);
@ -887,7 +887,7 @@ COMMAND_HANDLER(arm920t_handle_read_cache_command)
struct target *target = get_current_target(CMD_CTX);
struct arm920t_common *arm920t = target_to_arm920(target);
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
uint32_t cp15c15;
uint32_t cp15_ctrl, cp15_ctrl_saved;
uint32_t regs[16];
@ -1148,14 +1148,14 @@ COMMAND_HANDLER(arm920t_handle_read_cache_command)
fclose(output);
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
{
LOG_ERROR("not a valid arm core mode - communication failure?");
return ERROR_FAIL;
}
/* force writeback of the valid data */
r = armv4_5->core_cache->reg_list;
r = arm->core_cache->reg_list;
r[0].dirty = r[0].valid;
r[1].dirty = r[1].valid;
r[2].dirty = r[2].valid;
@ -1165,10 +1165,10 @@ COMMAND_HANDLER(arm920t_handle_read_cache_command)
r[6].dirty = r[6].valid;
r[7].dirty = r[7].valid;
r = arm_reg_current(armv4_5, 8);
r = arm_reg_current(arm, 8);
r->dirty = r->valid;
r = arm_reg_current(armv4_5, 9);
r = arm_reg_current(arm, 9);
r->dirty = r->valid;
return ERROR_OK;
@ -1180,7 +1180,7 @@ COMMAND_HANDLER(arm920t_handle_read_mmu_command)
struct target *target = get_current_target(CMD_CTX);
struct arm920t_common *arm920t = target_to_arm920(target);
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
uint32_t cp15c15;
uint32_t cp15_ctrl, cp15_ctrl_saved;
uint32_t regs[16];
@ -1477,14 +1477,14 @@ COMMAND_HANDLER(arm920t_handle_read_mmu_command)
fclose(output);
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
{
LOG_ERROR("not a valid arm core mode - communication failure?");
return ERROR_FAIL;
}
/* force writeback of the valid data */
r = armv4_5->core_cache->reg_list;
r = arm->core_cache->reg_list;
r[0].dirty = r[0].valid;
r[1].dirty = r[1].valid;
r[2].dirty = r[2].valid;
@ -1494,10 +1494,10 @@ COMMAND_HANDLER(arm920t_handle_read_mmu_command)
r[6].dirty = r[6].valid;
r[7].dirty = r[7].valid;
r = arm_reg_current(armv4_5, 8);
r = arm_reg_current(arm, 8);
r->dirty = r->valid;
r = arm_reg_current(armv4_5, 9);
r = arm_reg_current(arm, 9);
r->dirty = r->valid;
return ERROR_OK;

2
src/target/arm920t.h
View File

@ -42,7 +42,7 @@ static inline struct arm920t_common *
target_to_arm920(struct target *target)
{
return container_of(target->arch_info, struct arm920t_common,
arm7_9_common.armv4_5_common);
arm7_9_common.arm);
}
struct arm920t_cache_line

18
src/target/arm926ejs.c
View File

@ -557,7 +557,7 @@ int arm926ejs_soft_reset_halt(struct target *target)
int retval = ERROR_OK;
struct arm926ejs_common *arm926ejs = target_to_arm926(target);
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
struct reg *dbg_stat = &arm7_9->eice_cache->reg_list[EICE_DBG_STAT];
if ((retval = target_halt(target)) != ERROR_OK)
@ -600,16 +600,16 @@ int arm926ejs_soft_reset_halt(struct target *target)
/* SVC, ARM state, IRQ and FIQ disabled */
uint32_t cpsr;
cpsr = buf_get_u32(armv4_5->cpsr->value, 0, 32);
cpsr = buf_get_u32(arm->cpsr->value, 0, 32);
cpsr &= ~0xff;
cpsr |= 0xd3;
arm_set_cpsr(armv4_5, cpsr);
armv4_5->cpsr->dirty = 1;
arm_set_cpsr(arm, cpsr);
arm->cpsr->dirty = 1;
/* start fetching from 0x0 */
buf_set_u32(armv4_5->pc->value, 0, 32, 0x0);
armv4_5->pc->dirty = 1;
armv4_5->pc->valid = 1;
buf_set_u32(arm->pc->value, 0, 32, 0x0);
arm->pc->dirty = 1;
arm->pc->valid = 1;
retval = arm926ejs_disable_mmu_caches(target, 1, 1, 1);
if (retval != ERROR_OK)
@ -713,8 +713,8 @@ int arm926ejs_init_arch_info(struct target *target, struct arm926ejs_common *arm
{
struct arm7_9_common *arm7_9 = &arm926ejs->arm7_9_common;
arm7_9->armv4_5_common.mrc = arm926ejs_mrc;
arm7_9->armv4_5_common.mcr = arm926ejs_mcr;
arm7_9->arm.mrc = arm926ejs_mrc;
arm7_9->arm.mcr = arm926ejs_mcr;
/* initialize arm7/arm9 specific info (including armv4_5) */
arm9tdmi_init_arch_info(target, arm7_9, tap);

2
src/target/arm926ejs.h
View File

@ -42,7 +42,7 @@ static inline struct arm926ejs_common *
target_to_arm926(struct target *target)
{
return container_of(target->arch_info, struct arm926ejs_common,
arm7_9_common.armv4_5_common);
arm7_9_common.arm);
}

2
src/target/arm946e.h
View File

@ -41,7 +41,7 @@ static inline struct arm946e_common *
target_to_arm946(struct target *target)
{
return container_of(target->arch_info, struct arm946e_common,
arm7_9_common.armv4_5_common);
arm7_9_common.arm);
}
int arm946e_init_arch_info(struct target *target,

2
src/target/arm966e.h
View File

@ -38,7 +38,7 @@ static inline struct arm966e_common *
target_to_arm966(struct target *target)
{
return container_of(target->arch_info, struct arm966e_common,
arm7_9_common.armv4_5_common);
arm7_9_common.arm);
}
int arm966e_init_arch_info(struct target *target,

13
src/target/arm9tdmi.c
View File

@ -658,7 +658,7 @@ static void arm9tdmi_branch_resume_thumb(struct target *target)
LOG_DEBUG("-");
struct arm7_9_common *arm7_9 = target_to_arm7_9(target);
struct arm *armv4_5 = &arm7_9->armv4_5_common;
struct arm *arm = &arm7_9->arm;
struct arm_jtag *jtag_info = &arm7_9->jtag_info;
struct reg *dbg_stat = &arm7_9->eice_cache->reg_list[EICE_DBG_STAT];
@ -673,7 +673,7 @@ static void arm9tdmi_branch_resume_thumb(struct target *target)
arm9tdmi_clock_out(jtag_info, ARMV4_5_NOP, 0, NULL, 0);
/* nothing fetched, LDM in EXECUTE stage (2nd cycle) */
arm9tdmi_clock_out(jtag_info, ARMV4_5_NOP,
buf_get_u32(armv4_5->pc->value, 0, 32) | 1, NULL, 0);
buf_get_u32(arm->pc->value, 0, 32) | 1, NULL, 0);
/* nothing fetched, LDM in EXECUTE stage (3rd cycle) */
arm9tdmi_clock_out(jtag_info, ARMV4_5_NOP, 0, NULL, 0);
@ -700,7 +700,8 @@ static void arm9tdmi_branch_resume_thumb(struct target *target)
/* fetch NOP, LDR in Execute */
arm9tdmi_clock_out(jtag_info, ARMV4_5_T_NOP, 0, NULL, 0);
/* nothing fetched, LDR in EXECUTE stage (2nd cycle) */
arm9tdmi_clock_out(jtag_info, ARMV4_5_T_NOP, buf_get_u32(armv4_5->core_cache->reg_list[0].value, 0, 32), NULL, 0);
arm9tdmi_clock_out(jtag_info, ARMV4_5_T_NOP,
buf_get_u32(arm->core_cache->reg_list[0].value, 0, 32), NULL, 0);
/* nothing fetched, LDR in EXECUTE stage (3rd cycle) */
arm9tdmi_clock_out(jtag_info, ARMV4_5_T_NOP, 0, NULL, 0);
@ -746,9 +747,9 @@ void arm9tdmi_disable_single_step(struct target *target)
static void arm9tdmi_build_reg_cache(struct target *target)
{
struct reg_cache **cache_p = register_get_last_cache_p(&target->reg_cache);
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
(*cache_p) = arm_build_reg_cache(target, armv4_5);
(*cache_p) = arm_build_reg_cache(target, arm);
}
int arm9tdmi_init_target(struct command_context *cmd_ctx,
@ -817,7 +818,7 @@ static int arm9tdmi_target_create(struct target *target, Jim_Interp *interp)
struct arm7_9_common *arm7_9 = calloc(1,sizeof(struct arm7_9_common));
arm9tdmi_init_arch_info(target, arm7_9, target->tap);
arm7_9->armv4_5_common.is_armv4 = true;
arm7_9->arm.is_armv4 = true;
return ERROR_OK;
}

40
src/target/arm_simulator.c
View File

@ -781,71 +781,71 @@ static int arm_simulate_step_core(struct target *target,
static uint32_t armv4_5_get_reg(struct arm_sim_interface *sim, int reg)
{
struct arm *armv4_5 = (struct arm *)sim->user_data;
struct arm *arm = (struct arm *)sim->user_data;
return buf_get_u32(armv4_5->core_cache->reg_list[reg].value, 0, 32);
return buf_get_u32(arm->core_cache->reg_list[reg].value, 0, 32);
}
static void armv4_5_set_reg(struct arm_sim_interface *sim, int reg, uint32_t value)
{
struct arm *armv4_5 = (struct arm *)sim->user_data;
struct arm *arm = (struct arm *)sim->user_data;
buf_set_u32(armv4_5->core_cache->reg_list[reg].value, 0, 32, value);
buf_set_u32(arm->core_cache->reg_list[reg].value, 0, 32, value);
}
static uint32_t armv4_5_get_reg_mode(struct arm_sim_interface *sim, int reg)
{
struct arm *armv4_5 = (struct arm *)sim->user_data;
struct arm *arm = (struct arm *)sim->user_data;
return buf_get_u32(ARMV4_5_CORE_REG_MODE(armv4_5->core_cache,
armv4_5->core_mode, reg).value, 0, 32);
return buf_get_u32(ARMV4_5_CORE_REG_MODE(arm->core_cache,
arm->core_mode, reg).value, 0, 32);
}
static void armv4_5_set_reg_mode(struct arm_sim_interface *sim, int reg, uint32_t value)
{
struct arm *armv4_5 = (struct arm *)sim->user_data;
struct arm *arm = (struct arm *)sim->user_data;
buf_set_u32(ARMV4_5_CORE_REG_MODE(armv4_5->core_cache,
armv4_5->core_mode, reg).value, 0, 32, value);
buf_set_u32(ARMV4_5_CORE_REG_MODE(arm->core_cache,
arm->core_mode, reg).value, 0, 32, value);
}
static uint32_t armv4_5_get_cpsr(struct arm_sim_interface *sim, int pos, int bits)
{
struct arm *armv4_5 = (struct arm *)sim->user_data;
struct arm *arm = (struct arm *)sim->user_data;
return buf_get_u32(armv4_5->cpsr->value, pos, bits);
return buf_get_u32(arm->cpsr->value, pos, bits);
}
static enum arm_state armv4_5_get_state(struct arm_sim_interface *sim)
{
struct arm *armv4_5 = (struct arm *)sim->user_data;
struct arm *arm = (struct arm *)sim->user_data;
return armv4_5->core_state;
return arm->core_state;
}
static void armv4_5_set_state(struct arm_sim_interface *sim, enum arm_state mode)
{
struct arm *armv4_5 = (struct arm *)sim->user_data;
struct arm *arm = (struct arm *)sim->user_data;
armv4_5->core_state = mode;
arm->core_state = mode;
}
static enum arm_mode armv4_5_get_mode(struct arm_sim_interface *sim)
{
struct arm *armv4_5 = (struct arm *)sim->user_data;
struct arm *arm = (struct arm *)sim->user_data;
return armv4_5->core_mode;
return arm->core_mode;
}
int arm_simulate_step(struct target *target, uint32_t *dry_run_pc)
{
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
struct arm_sim_interface sim;
sim.user_data = armv4_5;
sim.user_data = arm;
sim.get_reg = &armv4_5_get_reg;
sim.set_reg = &armv4_5_set_reg;
sim.get_reg_mode = &armv4_5_get_reg_mode;

175
src/target/armv4_5.c
View File

@ -470,8 +470,8 @@ static void arm_gdb_dummy_init(void)
static int armv4_5_get_core_reg(struct reg *reg)
{
int retval;
struct arm_reg *armv4_5 = reg->arch_info;
struct target *target = armv4_5->target;
struct arm_reg *reg_arch_info = reg->arch_info;
struct target *target = reg_arch_info->target;
if (target->state != TARGET_HALTED)
{
@ -479,7 +479,8 @@ static int armv4_5_get_core_reg(struct reg *reg)
return ERROR_TARGET_NOT_HALTED;
}
retval = armv4_5->armv4_5_common->read_core_reg(target, reg, armv4_5->num, armv4_5->mode);
retval = reg_arch_info->arm->read_core_reg(target, reg,
reg_arch_info->num, reg_arch_info->mode);
if (retval == ERROR_OK) {
reg->valid = 1;
reg->dirty = 0;
@ -490,8 +491,8 @@ static int armv4_5_get_core_reg(struct reg *reg)
static int armv4_5_set_core_reg(struct reg *reg, uint8_t *buf)
{
struct arm_reg *armv4_5 = reg->arch_info;
struct target *target = armv4_5->target;
struct arm_reg *reg_arch_info = reg->arch_info;
struct target *target = reg_arch_info->target;
struct arm *armv4_5_target = target_to_arm(target);
uint32_t value = buf_get_u32(buf, 0, 32);
@ -539,13 +540,13 @@ struct reg_cache *arm_build_reg_cache(struct target *target, struct arm *arm)
int num_regs = ARRAY_SIZE(arm_core_regs);
struct reg_cache *cache = malloc(sizeof(struct reg_cache));
struct reg *reg_list = calloc(num_regs, sizeof(struct reg));
struct arm_reg *arch_info = calloc(num_regs, sizeof(struct arm_reg));
struct arm_reg *reg_arch_info = calloc(num_regs, sizeof(struct arm_reg));
int i;
if (!cache || !reg_list || !arch_info) {
if (!cache || !reg_list || !reg_arch_info) {
free(cache);
free(reg_list);
free(arch_info);
free(reg_arch_info);
return NULL;
}
@ -563,16 +564,16 @@ struct reg_cache *arm_build_reg_cache(struct target *target, struct arm *arm)
/* REVISIT handle Cortex-M, which only shadows R13/SP */
arch_info[i].num = arm_core_regs[i].cookie;
arch_info[i].mode = arm_core_regs[i].mode;
arch_info[i].target = target;
arch_info[i].armv4_5_common = arm;
reg_arch_info[i].num = arm_core_regs[i].cookie;
reg_arch_info[i].mode = arm_core_regs[i].mode;
reg_arch_info[i].target = target;
reg_arch_info[i].arm = arm;
reg_list[i].name = (char *) arm_core_regs[i].name;
reg_list[i].size = 32;
reg_list[i].value = &arch_info[i].value;
reg_list[i].value = &reg_arch_info[i].value;
reg_list[i].type = &arm_reg_type;
reg_list[i].arch_info = &arch_info[i];
reg_list[i].arch_info = &reg_arch_info[i];
cache->num_regs++;
}
@ -585,9 +586,9 @@ struct reg_cache *arm_build_reg_cache(struct target *target, struct arm *arm)
int arm_arch_state(struct target *target)
{
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
if (armv4_5->common_magic != ARM_COMMON_MAGIC)
if (arm->common_magic != ARM_COMMON_MAGIC)
{
LOG_ERROR("BUG: called for a non-ARM target");
return ERROR_FAIL;
@ -595,12 +596,12 @@ int arm_arch_state(struct target *target)
LOG_USER("target halted in %s state due to %s, current mode: %s\n"
"cpsr: 0x%8.8" PRIx32 " pc: 0x%8.8" PRIx32 "%s",
arm_state_strings[armv4_5->core_state],
arm_state_strings[arm->core_state],
debug_reason_name(target),
arm_mode_name(armv4_5->core_mode),
buf_get_u32(armv4_5->cpsr->value, 0, 32),
buf_get_u32(armv4_5->pc->value, 0, 32),
armv4_5->is_semihosting ? ", semihosting" : "");
arm_mode_name(arm->core_mode),
buf_get_u32(arm->cpsr->value, 0, 32),
buf_get_u32(arm->pc->value, 0, 32),
arm->is_semihosting ? ", semihosting" : "");
return ERROR_OK;
}
@ -611,10 +612,10 @@ int arm_arch_state(struct target *target)
COMMAND_HANDLER(handle_armv4_5_reg_command)
{
struct target *target = get_current_target(CMD_CTX);
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
struct reg *regs;
if (!is_arm(armv4_5))
if (!is_arm(arm))
{
command_print(CMD_CTX, "current target isn't an ARM");
return ERROR_FAIL;
@ -626,25 +627,25 @@ COMMAND_HANDLER(handle_armv4_5_reg_command)
return ERROR_FAIL;
}
if (armv4_5->core_type != ARM_MODE_ANY)
if (arm->core_type != ARM_MODE_ANY)
{
command_print(CMD_CTX, "Microcontroller Profile not supported - use standard reg cmd");
return ERROR_OK;
}
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
{
LOG_ERROR("not a valid arm core mode - communication failure?");
return ERROR_FAIL;
}
if (!armv4_5->full_context) {
if (!arm->full_context) {
command_print(CMD_CTX, "error: target doesn't support %s",
CMD_NAME);
return ERROR_FAIL;
}
regs = armv4_5->core_cache->reg_list;
regs = arm->core_cache->reg_list;
for (unsigned mode = 0; mode < ARRAY_SIZE(arm_mode_data); mode++) {
const char *name;
@ -660,7 +661,7 @@ COMMAND_HANDLER(handle_armv4_5_reg_command)
sep = "";
break;
case ARM_MODE_MON:
if (armv4_5->core_type != ARM_MODE_MON)
if (arm->core_type != ARM_MODE_MON)
continue;
/* FALLTHROUGH */
default:
@ -687,7 +688,7 @@ COMMAND_HANDLER(handle_armv4_5_reg_command)
/* REVISIT be smarter about faults... */
if (!reg->valid)
armv4_5->full_context(target);
arm->full_context(target);
value = buf_get_u32(reg->value, 0, 32);
output_len += snprintf(output + output_len,
@ -705,15 +706,15 @@ COMMAND_HANDLER(handle_armv4_5_reg_command)
COMMAND_HANDLER(handle_armv4_5_core_state_command)
{
struct target *target = get_current_target(CMD_CTX);
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
if (!is_arm(armv4_5))
if (!is_arm(arm))
{
command_print(CMD_CTX, "current target isn't an ARM");
return ERROR_FAIL;
}
if (armv4_5->core_type == ARM_MODE_THREAD)
if (arm->core_type == ARM_MODE_THREAD)
{
/* armv7m not supported */
command_print(CMD_CTX, "Unsupported Command");
@ -724,15 +725,15 @@ COMMAND_HANDLER(handle_armv4_5_core_state_command)
{
if (strcmp(CMD_ARGV[0], "arm") == 0)
{
armv4_5->core_state = ARM_STATE_ARM;
arm->core_state = ARM_STATE_ARM;
}
if (strcmp(CMD_ARGV[0], "thumb") == 0)
{
armv4_5->core_state = ARM_STATE_THUMB;
arm->core_state = ARM_STATE_THUMB;
}
}
command_print(CMD_CTX, "core state: %s", arm_state_strings[armv4_5->core_state]);
command_print(CMD_CTX, "core state: %s", arm_state_strings[arm->core_state]);
return ERROR_OK;
}
@ -1056,10 +1057,10 @@ const struct command_registration arm_command_handlers[] = {
int arm_get_gdb_reg_list(struct target *target,
struct reg **reg_list[], int *reg_list_size)
{
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
int i;
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
{
LOG_ERROR("not a valid arm core mode - communication failure?");
return ERROR_FAIL;
@ -1069,13 +1070,13 @@ int arm_get_gdb_reg_list(struct target *target,
*reg_list = malloc(sizeof(struct reg*) * (*reg_list_size));
for (i = 0; i < 16; i++)
(*reg_list)[i] = arm_reg_current(armv4_5, i);
(*reg_list)[i] = arm_reg_current(arm, i);
for (i = 16; i < 24; i++)
(*reg_list)[i] = &arm_gdb_dummy_fp_reg;
(*reg_list)[24] = &arm_gdb_dummy_fps_reg;
(*reg_list)[25] = armv4_5->cpsr;
(*reg_list)[25] = arm->cpsr;
return ERROR_OK;
}
@ -1084,7 +1085,7 @@ int arm_get_gdb_reg_list(struct target *target,
static int armv4_5_run_algorithm_completion(struct target *target, uint32_t exit_point, int timeout_ms, void *arch_info)
{
int retval;
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
if ((retval = target_wait_state(target, TARGET_HALTED, timeout_ms)) != ERROR_OK)
{
@ -1102,10 +1103,10 @@ static int armv4_5_run_algorithm_completion(struct target *target, uint32_t exit
}
/* fast exit: ARMv5+ code can use BKPT */
if (exit_point && buf_get_u32(armv4_5->pc->value, 0, 32) != exit_point)
if (exit_point && buf_get_u32(arm->pc->value, 0, 32) != exit_point)
{
LOG_WARNING("target reentered debug state, but not at the desired exit point: 0x%4.4" PRIx32 "",
buf_get_u32(armv4_5->pc->value, 0, 32));
buf_get_u32(arm->pc->value, 0, 32));
return ERROR_TARGET_TIMEOUT;
}
@ -1120,9 +1121,9 @@ int armv4_5_run_algorithm_inner(struct target *target,
int (*run_it)(struct target *target, uint32_t exit_point,
int timeout_ms, void *arch_info))
{
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
struct arm_algorithm *arm_algorithm_info = arch_info;
enum arm_state core_state = armv4_5->core_state;
enum arm_state core_state = arm->core_state;
uint32_t context[17];
uint32_t cpsr;
int exit_breakpoint_size = 0;
@ -1143,14 +1144,14 @@ int armv4_5_run_algorithm_inner(struct target *target,
return ERROR_TARGET_NOT_HALTED;
}
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
{
LOG_ERROR("not a valid arm core mode - communication failure?");
return ERROR_FAIL;
}
/* armv5 and later can terminate with BKPT instruction; less overhead */
if (!exit_point && armv4_5->is_armv4)
if (!exit_point && arm->is_armv4)
{
LOG_ERROR("ARMv4 target needs HW breakpoint location");
return ERROR_FAIL;
@ -1163,14 +1164,14 @@ int armv4_5_run_algorithm_inner(struct target *target,
{
struct reg *r;
r = &ARMV4_5_CORE_REG_MODE(armv4_5->core_cache,
r = &ARMV4_5_CORE_REG_MODE(arm->core_cache,
arm_algorithm_info->core_mode, i);
if (!r->valid)
armv4_5->read_core_reg(target, r, i,
arm->read_core_reg(target, r, i,
arm_algorithm_info->core_mode);
context[i] = buf_get_u32(r->value, 0, 32);
}
cpsr = buf_get_u32(armv4_5->cpsr->value, 0, 32);
cpsr = buf_get_u32(arm->cpsr->value, 0, 32);
for (i = 0; i < num_mem_params; i++)
{
@ -1182,7 +1183,7 @@ int armv4_5_run_algorithm_inner(struct target *target,
for (i = 0; i < num_reg_params; i++)
{
struct reg *reg = register_get_by_name(armv4_5->core_cache, reg_params[i].reg_name, 0);
struct reg *reg = register_get_by_name(arm->core_cache, reg_params[i].reg_name, 0);
if (!reg)
{
LOG_ERROR("BUG: register '%s' not found", reg_params[i].reg_name);
@ -1201,10 +1202,10 @@ int armv4_5_run_algorithm_inner(struct target *target,
}
}
armv4_5->core_state = arm_algorithm_info->core_state;
if (armv4_5->core_state == ARM_STATE_ARM)
arm->core_state = arm_algorithm_info->core_state;
if (arm->core_state == ARM_STATE_ARM)
exit_breakpoint_size = 4;
else if (armv4_5->core_state == ARM_STATE_THUMB)
else if (arm->core_state == ARM_STATE_THUMB)
exit_breakpoint_size = 2;
else
{
@ -1216,10 +1217,10 @@ int armv4_5_run_algorithm_inner(struct target *target,
{
LOG_DEBUG("setting core_mode: 0x%2.2x",
arm_algorithm_info->core_mode);
buf_set_u32(armv4_5->cpsr->value, 0, 5,
buf_set_u32(arm->cpsr->value, 0, 5,
arm_algorithm_info->core_mode);
armv4_5->cpsr->dirty = 1;
armv4_5->cpsr->valid = 1;
arm->cpsr->dirty = 1;
arm->cpsr->valid = 1;
}
/* terminate using a hardware or (ARMv5+) software breakpoint */
@ -1257,7 +1258,7 @@ int armv4_5_run_algorithm_inner(struct target *target,
if (reg_params[i].direction != PARAM_OUT)
{
struct reg *reg = register_get_by_name(armv4_5->core_cache, reg_params[i].reg_name, 0);
struct reg *reg = register_get_by_name(arm->core_cache, reg_params[i].reg_name, 0);
if (!reg)
{
LOG_ERROR("BUG: register '%s' not found", reg_params[i].reg_name);
@ -1280,20 +1281,24 @@ int armv4_5_run_algorithm_inner(struct target *target,
for (i = 0; i <= 16; i++)
{
uint32_t regvalue;
regvalue = buf_get_u32(ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, arm_algorithm_info->core_mode, i).value, 0, 32);
regvalue = buf_get_u32(ARMV4_5_CORE_REG_MODE(arm->core_cache,
arm_algorithm_info->core_mode, i).value, 0, 32);
if (regvalue != context[i])
{
LOG_DEBUG("restoring register %s with value 0x%8.8" PRIx32 "", ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, arm_algorithm_info->core_mode, i).name, context[i]);
buf_set_u32(ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, arm_algorithm_info->core_mode, i).value, 0, 32, context[i]);
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, arm_algorithm_info->core_mode, i).valid = 1;
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, arm_algorithm_info->core_mode, i).dirty = 1;
LOG_DEBUG("restoring register %s with value 0x%8.8" PRIx32 "",
ARMV4_5_CORE_REG_MODE(arm->core_cache,
arm_algorithm_info->core_mode, i).name, context[i]);
buf_set_u32(ARMV4_5_CORE_REG_MODE(arm->core_cache,
arm_algorithm_info->core_mode, i).value, 0, 32, context[i]);
ARMV4_5_CORE_REG_MODE(arm->core_cache, arm_algorithm_info->core_mode, i).valid = 1;
ARMV4_5_CORE_REG_MODE(arm->core_cache, arm_algorithm_info->core_mode, i).dirty = 1;
}
}
arm_set_cpsr(armv4_5, cpsr);
armv4_5->cpsr->dirty = 1;
arm_set_cpsr(arm, cpsr);
arm->cpsr->dirty = 1;
armv4_5->core_state = core_state;
arm->core_state = core_state;
return retval;
}
@ -1312,7 +1317,7 @@ int arm_checksum_memory(struct target *target,
{
struct working_area *crc_algorithm;
struct arm_algorithm armv4_5_info;
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
struct reg_param reg_params[2];
int retval;
uint32_t i;
@ -1377,7 +1382,7 @@ int arm_checksum_memory(struct target *target,
int timeout = 20000 * (1 + (count / (1024 * 1024)));
/* armv4 must exit using a hardware breakpoint */
if (armv4_5->is_armv4)
if (arm->is_armv4)
exit_var = crc_algorithm->address + sizeof(arm_crc_code) - 8;
retval = target_run_algorithm(target, 0, NULL, 2, reg_params,
@ -1414,7 +1419,7 @@ int arm_blank_check_memory(struct target *target,
struct working_area *check_algorithm;
struct reg_param reg_params[3];
struct arm_algorithm armv4_5_info;
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
int retval;
uint32_t i;
uint32_t exit_var = 0;
@ -1459,7 +1464,7 @@ int arm_blank_check_memory(struct target *target,
buf_set_u32(reg_params[2].value, 0, 32, 0xff);
/* armv4 must exit using a hardware breakpoint */
if (armv4_5->is_armv4)
if (arm->is_armv4)
exit_var = check_algorithm->address + sizeof(check_code) - 4;
retval = target_run_algorithm(target, 0, NULL, 3, reg_params,
@ -1487,9 +1492,9 @@ int arm_blank_check_memory(struct target *target,
static int arm_full_context(struct target *target)
{
struct arm *armv4_5 = target_to_arm(target);
unsigned num_regs = armv4_5->core_cache->num_regs;
struct reg *reg = armv4_5->core_cache->reg_list;
struct arm *arm = target_to_arm(target);
unsigned num_regs = arm->core_cache->num_regs;
struct reg *reg = arm->core_cache->reg_list;
int retval = ERROR_OK;
for (; num_regs && retval == ERROR_OK; num_regs--, reg++) {
@ -1518,27 +1523,27 @@ static int arm_default_mcr(struct target *target, int cpnum,
return ERROR_FAIL;
}
int arm_init_arch_info(struct target *target, struct arm *armv4_5)
int arm_init_arch_info(struct target *target, struct arm *arm)
{
target->arch_info = armv4_5;
armv4_5->target = target;
target->arch_info = arm;
arm->target = target;
armv4_5->common_magic = ARM_COMMON_MAGIC;
arm->common_magic = ARM_COMMON_MAGIC;
/* core_type may be overridden by subtype logic */
if (armv4_5->core_type != ARM_MODE_THREAD) {
armv4_5->core_type = ARM_MODE_ANY;
arm_set_cpsr(armv4_5, ARM_MODE_USR);
if (arm->core_type != ARM_MODE_THREAD) {
arm->core_type = ARM_MODE_ANY;
arm_set_cpsr(arm, ARM_MODE_USR);
}
/* default full_context() has no core-specific optimizations */
if (!armv4_5->full_context && armv4_5->read_core_reg)
armv4_5->full_context = arm_full_context;
if (!arm->full_context && arm->read_core_reg)
arm->full_context = arm_full_context;
if (!armv4_5->mrc)
armv4_5->mrc = arm_default_mrc;
if (!armv4_5->mcr)
armv4_5->mcr = arm_default_mcr;
if (!arm->mrc)
arm->mrc = arm_default_mrc;
if (!arm->mcr)
arm->mcr = arm_default_mcr;
return ERROR_OK;
}

30
src/target/armv7a.c
View File

@ -43,7 +43,7 @@ static void armv7a_show_fault_registers(struct target *target)
{
uint32_t dfsr, ifsr, dfar, ifar;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm_dpm *dpm = armv7a->armv4_5_common.dpm;
struct arm_dpm *dpm = armv7a->arm.dpm;
int retval;
retval = dpm->prepare(dpm);
@ -90,7 +90,7 @@ done:
static int armv7a_read_ttbcr(struct target *target)
{
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm_dpm *dpm = armv7a->armv4_5_common.dpm;
struct arm_dpm *dpm = armv7a->arm.dpm;
uint32_t ttbcr;
int retval = dpm->prepare(dpm);
if (retval!=ERROR_OK) goto done;
@ -130,7 +130,7 @@ int armv7a_mmu_translate_va(struct target *target, uint32_t va, uint32_t *val)
uint32_t second_lvl_descriptor = 0x0;
int retval;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm_dpm *dpm = armv7a->armv4_5_common.dpm;
struct arm_dpm *dpm = armv7a->arm.dpm;
uint32_t ttb = 0; /* default ttb0 */
if (armv7a->armv7a_mmu.ttbr1_used == -1) armv7a_read_ttbcr(target);
if ((armv7a->armv7a_mmu.ttbr1_used) &&
@ -238,7 +238,7 @@ int armv7a_mmu_translate_va_pa(struct target *target, uint32_t va,
{
int retval = ERROR_FAIL;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm_dpm *dpm = armv7a->armv4_5_common.dpm;
struct arm_dpm *dpm = armv7a->arm.dpm;
uint32_t virt = va & ~0xfff;
uint32_t NOS,NS,INNER,OUTER;
*val = 0xdeadbeef;
@ -332,7 +332,7 @@ static int armv7a_handle_inner_cache_info_command(struct command_context *cmd_ct
static int _armv7a_flush_all_data(struct target *target)
{
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm_dpm *dpm = armv7a->armv4_5_common.dpm;
struct arm_dpm *dpm = armv7a->arm.dpm;
struct armv7a_cachesize *d_u_size =
&(armv7a->armv7a_mmu.armv7a_cache.d_u_size);
int32_t c_way, c_index = d_u_size->index;
@ -546,7 +546,7 @@ static int armv7a_read_mpidr(struct target *target)
{
int retval = ERROR_FAIL;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm_dpm *dpm = armv7a->armv4_5_common.dpm;
struct arm_dpm *dpm = armv7a->arm.dpm;
uint32_t mpidr;
retval = dpm->prepare(dpm);
if (retval!=ERROR_OK) goto done;
@ -583,7 +583,7 @@ int armv7a_identify_cache(struct target *target)
/* read cache descriptor */
int retval = ERROR_FAIL;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm_dpm *dpm = armv7a->armv4_5_common.dpm;
struct arm_dpm *dpm = armv7a->arm.dpm;
uint32_t cache_selected,clidr;
uint32_t cache_i_reg, cache_d_reg;
struct armv7a_cache_common *cache = &(armv7a->armv7a_mmu.armv7a_cache);
@ -612,7 +612,7 @@ int armv7a_identify_cache(struct target *target)
&cache_selected);
if (retval!=ERROR_OK) goto done;
retval = armv7a->armv4_5_common.mrc(target, 15,
retval = armv7a->arm.mrc(target, 15,
2, 0, /* op1, op2 */
0, 0, /* CRn, CRm */
&cache_selected);
@ -721,12 +721,12 @@ done:
int armv7a_init_arch_info(struct target *target, struct armv7a_common *armv7a)
{
struct arm *armv4_5 = &armv7a->armv4_5_common;
armv4_5->arch_info = armv7a;
target->arch_info = &armv7a->armv4_5_common;
struct arm *arm = &armv7a->arm;
arm->arch_info = armv7a;
target->arch_info = &armv7a->arm;
/* target is useful in all function arm v4 5 compatible */
armv7a->armv4_5_common.target = target;
armv7a->armv4_5_common.common_magic = ARM_COMMON_MAGIC;
armv7a->arm.target = target;
armv7a->arm.common_magic = ARM_COMMON_MAGIC;
armv7a->common_magic = ARMV7_COMMON_MAGIC;
armv7a->armv7a_mmu.armv7a_cache.l2_cache = NULL;
armv7a->armv7a_mmu.armv7a_cache.ctype = -1;
@ -743,7 +743,7 @@ int armv7a_arch_state(struct target *target)
};
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm *armv4_5 = &armv7a->armv4_5_common;
struct arm *arm = &armv7a->arm;
if (armv7a->common_magic != ARMV7_COMMON_MAGIC)
{
@ -758,7 +758,7 @@ int armv7a_arch_state(struct target *target)
state[armv7a->armv7a_mmu.armv7a_cache.d_u_cache_enabled],
state[armv7a->armv7a_mmu.armv7a_cache.i_cache_enabled]);
if (armv4_5->core_mode == ARM_MODE_ABT)
if (arm->core_mode == ARM_MODE_ABT)
armv7a_show_fault_registers(target);
if (target->debug_reason == DBG_REASON_WATCHPOINT)
LOG_USER("Watchpoint triggered at PC %#08x",

4
src/target/armv7a.h
View File

@ -96,7 +96,7 @@ struct armv7a_mmu_common
struct armv7a_common
{
struct arm armv4_5_common;
struct arm arm;
int common_magic;
struct reg_cache *core_cache;
@ -125,7 +125,7 @@ static inline struct armv7a_common *
target_to_armv7a(struct target *target)
{
return container_of(target->arch_info, struct armv7a_common,
armv4_5_common);
arm);
}
/* register offsets from armv7a.debug_base */

138
src/target/cortex_a.c
View File

@ -87,7 +87,7 @@ static int cortex_a8_restore_cp15_control_reg(struct target* target)
{
cortex_a8->cp15_control_reg_curr = cortex_a8->cp15_control_reg;
//LOG_INFO("cp15_control_reg: %8.8" PRIx32, cortex_a8->cp15_control_reg);
retval = armv7a->armv4_5_common.mcr(target, 15,
retval = armv7a->arm.mcr(target, 15,
0, 0, /* op1, op2 */
1, 0, /* CRn, CRm */
cortex_a8->cp15_control_reg);
@ -103,22 +103,22 @@ static int cortex_a8_check_address(struct target *target, uint32_t address)
struct cortex_a8_common *cortex_a8 = target_to_cortex_a8(target);
uint32_t os_border = armv7a->armv7a_mmu.os_border;
if ((address < os_border) &&
(armv7a->armv4_5_common.core_mode == ARM_MODE_SVC)){
(armv7a->arm.core_mode == ARM_MODE_SVC)) {
LOG_ERROR("%x access in userspace and target in supervisor",address);
return ERROR_FAIL;
}
if ((address >= os_border) &&
( cortex_a8->curr_mode != ARM_MODE_SVC)){
dpm_modeswitch(&armv7a->dpm, ARM_MODE_SVC);
cortex_a8->curr_mode = ARM_MODE_SVC;
(cortex_a8->curr_mode != ARM_MODE_SVC)) {
dpm_modeswitch(&armv7a->dpm, ARM_MODE_SVC);
cortex_a8->curr_mode = ARM_MODE_SVC;
LOG_INFO("%x access in kernel space and target not in supervisor",
address);
return ERROR_OK;
}
if ((address < os_border) &&
(cortex_a8->curr_mode == ARM_MODE_SVC)){
dpm_modeswitch(&armv7a->dpm, ARM_MODE_ANY);
cortex_a8->curr_mode = ARM_MODE_ANY;
(cortex_a8->curr_mode == ARM_MODE_SVC)) {
dpm_modeswitch(&armv7a->dpm, ARM_MODE_ANY);
cortex_a8->curr_mode = ARM_MODE_ANY;
}
return ERROR_OK;
}
@ -141,7 +141,7 @@ static int cortex_a8_mmu_modify(struct target *target, int enable)
if (!(cortex_a8->cp15_control_reg_curr & 0x1U))
{
cortex_a8->cp15_control_reg_curr |= 0x1U;
retval = armv7a->armv4_5_common.mcr(target, 15,
retval = armv7a->arm.mcr(target, 15,
0, 0, /* op1, op2 */
1, 0, /* CRn, CRm */
cortex_a8->cp15_control_reg_curr);
@ -160,7 +160,7 @@ static int cortex_a8_mmu_modify(struct target *target, int enable)
if ( (cortex_a8->cp15_control_reg_curr & 0x1U))
{
cortex_a8->cp15_control_reg_curr &= ~0x1U;
retval = armv7a->armv4_5_common.mcr(target, 15,
retval = armv7a->arm.mcr(target, 15,
0, 0, /* op1, op2 */
1, 0, /* CRn, CRm */
cortex_a8->cp15_control_reg_curr);
@ -175,7 +175,7 @@ static int cortex_a8_mmu_modify(struct target *target, int enable)
static int cortex_a8_init_debug_access(struct target *target)
{
struct armv7a_common *armv7a = target_to_armv7a(target);
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
int retval;
uint32_t dummy;
@ -223,7 +223,7 @@ static int cortex_a8_exec_opcode(struct target *target,
uint32_t dscr;
int retval;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
dscr = dscr_p ? *dscr_p : 0;
@ -285,7 +285,7 @@ static int cortex_a8_read_regs_through_mem(struct target *target, uint32_t addre
{
int retval = ERROR_OK;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
retval = cortex_a8_dap_read_coreregister_u32(target, regfile, 0);
if (retval != ERROR_OK)
@ -310,7 +310,7 @@ static int cortex_a8_dap_read_coreregister_u32(struct target *target,
uint8_t reg = regnum&0xFF;
uint32_t dscr = 0;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
if (reg > 17)
return retval;
@ -380,7 +380,7 @@ static int cortex_a8_dap_write_coreregister_u32(struct target *target,
uint8_t Rd = regnum&0xFF;
uint32_t dscr;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
LOG_DEBUG("register %i, value 0x%08" PRIx32, regnum, value);
@ -464,7 +464,7 @@ static int cortex_a8_dap_write_memap_register_u32(struct target *target, uint32_
{
int retval;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
retval = mem_ap_sel_write_atomic_u32(swjdp, swjdp_debugap, address, value);
@ -490,14 +490,14 @@ static inline struct cortex_a8_common *dpm_to_a8(struct arm_dpm *dpm)
static int cortex_a8_write_dcc(struct cortex_a8_common *a8, uint32_t data)
{
LOG_DEBUG("write DCC 0x%08" PRIx32, data);
return mem_ap_sel_write_u32(a8->armv7a_common.armv4_5_common.dap,
return mem_ap_sel_write_u32(a8->armv7a_common.arm.dap,
swjdp_debugap,a8->armv7a_common.debug_base + CPUDBG_DTRRX, data);
}
static int cortex_a8_read_dcc(struct cortex_a8_common *a8, uint32_t *data,
uint32_t *dscr_p)
{
struct adiv5_dap *swjdp = a8->armv7a_common.armv4_5_common.dap;
struct adiv5_dap *swjdp = a8->armv7a_common.arm.dap;
uint32_t dscr = DSCR_INSTR_COMP;
int retval;
@ -534,7 +534,7 @@ static int cortex_a8_read_dcc(struct cortex_a8_common *a8, uint32_t *data,
static int cortex_a8_dpm_prepare(struct arm_dpm *dpm)
{
struct cortex_a8_common *a8 = dpm_to_a8(dpm);
struct adiv5_dap *swjdp = a8->armv7a_common.armv4_5_common.dap;
struct adiv5_dap *swjdp = a8->armv7a_common.arm.dap;
uint32_t dscr;
int retval;
@ -561,7 +561,7 @@ static int cortex_a8_dpm_prepare(struct arm_dpm *dpm)
LOG_ERROR("DSCR_DTR_RX_FULL, dscr 0x%08" PRIx32, dscr);
/* Clear DCCRX */
retval = cortex_a8_exec_opcode(
a8->armv7a_common.armv4_5_common.target,
a8->armv7a_common.arm.target,
ARMV4_5_MRC(14, 0, 0, 0, 5, 0),
&dscr);
if (retval != ERROR_OK)
@ -589,7 +589,7 @@ static int cortex_a8_instr_write_data_dcc(struct arm_dpm *dpm,
return retval;
return cortex_a8_exec_opcode(
a8->armv7a_common.armv4_5_common.target,
a8->armv7a_common.arm.target,
opcode,
&dscr);
}
@ -607,7 +607,7 @@ static int cortex_a8_instr_write_data_r0(struct arm_dpm *dpm,
/* DCCRX to R0, "MCR p14, 0, R0, c0, c5, 0", 0xEE000E15 */
retval = cortex_a8_exec_opcode(
a8->armv7a_common.armv4_5_common.target,
a8->armv7a_common.arm.target,
ARMV4_5_MRC(14, 0, 0, 0, 5, 0),
&dscr);
if (retval != ERROR_OK)
@ -615,7 +615,7 @@ static int cortex_a8_instr_write_data_r0(struct arm_dpm *dpm,
/* then the opcode, taking data from R0 */
retval = cortex_a8_exec_opcode(
a8->armv7a_common.armv4_5_common.target,
a8->armv7a_common.arm.target,
opcode,
&dscr);
@ -642,7 +642,7 @@ static int cortex_a8_instr_read_data_dcc(struct arm_dpm *dpm,
/* the opcode, writing data to DCC */
retval = cortex_a8_exec_opcode(
a8->armv7a_common.armv4_5_common.target,
a8->armv7a_common.arm.target,
opcode,
&dscr);
if (retval != ERROR_OK)
@ -661,7 +661,7 @@ static int cortex_a8_instr_read_data_r0(struct arm_dpm *dpm,
/* the opcode, writing data to R0 */
retval = cortex_a8_exec_opcode(
a8->armv7a_common.armv4_5_common.target,
a8->armv7a_common.arm.target,
opcode,
&dscr);
if (retval != ERROR_OK)
@ -669,7 +669,7 @@ static int cortex_a8_instr_read_data_r0(struct arm_dpm *dpm,
/* write R0 to DCC */
retval = cortex_a8_exec_opcode(
a8->armv7a_common.armv4_5_common.target,
a8->armv7a_common.arm.target,
ARMV4_5_MCR(14, 0, 0, 0, 5, 0),
&dscr);
if (retval != ERROR_OK)
@ -743,7 +743,7 @@ static int cortex_a8_dpm_setup(struct cortex_a8_common *a8, uint32_t didr)
struct arm_dpm *dpm = &a8->armv7a_common.dpm;
int retval;
dpm->arm = &a8->armv7a_common.armv4_5_common;
dpm->arm = &a8->armv7a_common.arm;
dpm->didr = didr;
dpm->prepare = cortex_a8_dpm_prepare;
@ -824,7 +824,7 @@ static int cortex_a8_poll(struct target *target)
uint32_t dscr;
struct cortex_a8_common *cortex_a8 = target_to_cortex_a8(target);
struct armv7a_common *armv7a = &cortex_a8->armv7a_common;
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
enum target_state prev_target_state = target->state;
// toggle to another core is done by gdb as follow
// maint packet J core_id
@ -907,7 +907,7 @@ static int cortex_a8_halt(struct target *target)
int retval = ERROR_OK;
uint32_t dscr;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
/*
* Tell the core to be halted by writing DRCR with 0x1
@ -958,7 +958,7 @@ static int cortex_a8_internal_restore(struct target *target, int current,
uint32_t *address, int handle_breakpoints, int debug_execution)
{
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm *armv4_5 = &armv7a->armv4_5_common;
struct arm *arm = &armv7a->arm;
int retval;
uint32_t resume_pc;
@ -987,7 +987,7 @@ static int cortex_a8_internal_restore(struct target *target, int current,
#endif
/* current = 1: continue on current pc, otherwise continue at <address> */
resume_pc = buf_get_u32(armv4_5->pc->value, 0, 32);
resume_pc = buf_get_u32(arm->pc->value, 0, 32);
if (!current)
resume_pc = *address;
else
@ -996,7 +996,7 @@ static int cortex_a8_internal_restore(struct target *target, int current,
/* Make sure that the Armv7 gdb thumb fixups does not
* kill the return address
*/
switch (armv4_5->core_state)
switch (arm->core_state)
{
case ARM_STATE_ARM:
resume_pc &= 0xFFFFFFFC;
@ -1013,9 +1013,9 @@ static int cortex_a8_internal_restore(struct target *target, int current,
return ERROR_FAIL;
}
LOG_DEBUG("resume pc = 0x%08" PRIx32, resume_pc);
buf_set_u32(armv4_5->pc->value, 0, 32, resume_pc);
armv4_5->pc->dirty = 1;
armv4_5->pc->valid = 1;
buf_set_u32(arm->pc->value, 0, 32, resume_pc);
arm->pc->dirty = 1;
arm->pc->valid = 1;
/* restore dpm_mode at system halt */
dpm_modeswitch(&armv7a->dpm, ARM_MODE_ANY);
/* called it now before restoring context because it uses cpu
@ -1030,7 +1030,7 @@ static int cortex_a8_internal_restore(struct target *target, int current,
target->state = TARGET_RUNNING;
/* registers are now invalid */
register_cache_invalidate(armv4_5->core_cache);
register_cache_invalidate(arm->core_cache);
#if 0
/* the front-end may request us not to handle breakpoints */
@ -1053,8 +1053,8 @@ static int cortex_a8_internal_restore(struct target *target, int current,
static int cortex_a8_internal_restart(struct target *target)
{
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm *armv4_5 = &armv7a->armv4_5_common;
struct adiv5_dap *swjdp = armv4_5->dap;
struct arm *arm = &armv7a->arm;
struct adiv5_dap *swjdp = arm->dap;
int retval;
uint32_t dscr;
/*
@ -1104,7 +1104,7 @@ static int cortex_a8_internal_restart(struct target *target)
target->state = TARGET_RUNNING;
/* registers are now invalid */
register_cache_invalidate(armv4_5->core_cache);
register_cache_invalidate(arm->core_cache);
return ERROR_OK;
}
@ -1179,8 +1179,8 @@ static int cortex_a8_debug_entry(struct target *target)
struct working_area *regfile_working_area = NULL;
struct cortex_a8_common *cortex_a8 = target_to_cortex_a8(target);
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm *armv4_5 = &armv7a->armv4_5_common;
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct arm *arm = &armv7a->arm;
struct adiv5_dap *swjdp = armv7a->arm.dap;
struct reg *reg;
LOG_DEBUG("dscr = 0x%08" PRIx32, cortex_a8->cpudbg_dscr);
@ -1248,12 +1248,12 @@ static int cortex_a8_debug_entry(struct target *target)
LOG_DEBUG("cpsr: %8.8" PRIx32, cpsr);
arm_set_cpsr(armv4_5, cpsr);
arm_set_cpsr(arm, cpsr);
/* update cache */
for (i = 0; i <= ARM_PC; i++)
{
reg = arm_reg_current(armv4_5, i);
reg = arm_reg_current(arm, i);
buf_set_u32(reg->value, 0, 32, regfile[i]);
reg->valid = 1;
@ -1272,7 +1272,7 @@ static int cortex_a8_debug_entry(struct target *target)
regfile[ARM_PC] -= 8;
}
reg = armv4_5->pc;
reg = arm->pc;
buf_set_u32(reg->value, 0, 32, regfile[ARM_PC]);
reg->dirty = reg->valid;
}
@ -1309,7 +1309,7 @@ static int cortex_a8_post_debug_entry(struct target *target)
int retval;
/* MRC p15,0,<Rt>,c1,c0,0 ; Read CP15 System Control Register */
retval = armv7a->armv4_5_common.mrc(target, 15,
retval = armv7a->arm.mrc(target, 15,
0, 0, /* op1, op2 */
1, 0, /* CRn, CRm */
&cortex_a8->cp15_control_reg);
@ -1329,8 +1329,8 @@ static int cortex_a8_post_debug_entry(struct target *target)
(cortex_a8->cp15_control_reg & 0x4U) ? 1 : 0;
armv7a->armv7a_mmu.armv7a_cache.i_cache_enabled =
(cortex_a8->cp15_control_reg & 0x1000U) ? 1 : 0;
cortex_a8->curr_mode = armv7a->armv4_5_common.core_mode;
cortex_a8->curr_mode = armv7a->arm.core_mode;
return ERROR_OK;
}
@ -1338,7 +1338,7 @@ static int cortex_a8_step(struct target *target, int current, uint32_t address,
int handle_breakpoints)
{
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm *armv4_5 = &armv7a->armv4_5_common;
struct arm *arm = &armv7a->arm;
struct breakpoint *breakpoint = NULL;
struct breakpoint stepbreakpoint;
struct reg *r;
@ -1351,7 +1351,7 @@ static int cortex_a8_step(struct target *target, int current, uint32_t address,
}
/* current = 1: continue on current pc, otherwise continue at <address> */
r = armv4_5->pc;
r = arm->pc;
if (!current)
{
buf_set_u32(r->value, 0, 32, address);
@ -1374,7 +1374,7 @@ static int cortex_a8_step(struct target *target, int current, uint32_t address,
/* Setup single step breakpoint */
stepbreakpoint.address = address;
stepbreakpoint.length = (armv4_5->core_state == ARM_STATE_THUMB)
stepbreakpoint.length = (arm->core_state == ARM_STATE_THUMB)
? 2 : 4;
stepbreakpoint.type = BKPT_HARD;
stepbreakpoint.set = 0;
@ -1866,7 +1866,7 @@ static int cortex_a8_assert_reset(struct target *target)
}
/* registers are now invalid */
register_cache_invalidate(armv7a->armv4_5_common.core_cache);
register_cache_invalidate(armv7a->arm.core_cache);
target->state = TARGET_RESET;
@ -1908,7 +1908,7 @@ static int cortex_a8_write_apb_ab_memory(struct target *target,
int retval = ERROR_COMMAND_SYNTAX_ERROR;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm *armv4_5 = &armv7a->armv4_5_common;
struct arm *arm = &armv7a->arm;
int total_bytes = count * size;
int start_byte, nbytes_to_write, i;
struct reg *reg;
@ -1923,9 +1923,9 @@ static int cortex_a8_write_apb_ab_memory(struct target *target,
return ERROR_TARGET_NOT_HALTED;
}
reg = arm_reg_current(armv4_5, 0);
reg = arm_reg_current(arm, 0);
reg->dirty = 1;
reg = arm_reg_current(armv4_5, 1);
reg = arm_reg_current(arm, 1);
reg->dirty = 1;
retval = cortex_a8_dap_write_coreregister_u32(target, address & 0xFFFFFFFC, 0);
@ -1981,7 +1981,7 @@ static int cortex_a8_read_apb_ab_memory(struct target *target,
int retval = ERROR_COMMAND_SYNTAX_ERROR;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct arm *armv4_5 = &armv7a->armv4_5_common;
struct arm *arm = &armv7a->arm;
int total_bytes = count * size;
int start_byte, nbytes_to_read, i;
struct reg *reg;
@ -1996,9 +1996,9 @@ static int cortex_a8_read_apb_ab_memory(struct target *target,
return ERROR_TARGET_NOT_HALTED;
}
reg = arm_reg_current(armv4_5, 0);
reg = arm_reg_current(arm, 0);
reg->dirty = 1;
reg = arm_reg_current(armv4_5, 1);
reg = arm_reg_current(arm, 1);
reg->dirty = 1;
retval = cortex_a8_dap_write_coreregister_u32(target, address & 0xFFFFFFFC, 0);
@ -2046,7 +2046,7 @@ static int cortex_a8_read_phys_memory(struct target *target,
uint32_t count, uint8_t *buffer)
{
struct armv7a_common *armv7a = target_to_armv7a(target);
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
int retval = ERROR_COMMAND_SYNTAX_ERROR;
uint8_t apsel = swjdp->apsel;
LOG_DEBUG("Reading memory at real address 0x%x; size %d; count %d",
@ -2091,7 +2091,7 @@ static int cortex_a8_read_memory(struct target *target, uint32_t address,
uint32_t virt, phys;
int retval;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
uint8_t apsel = swjdp->apsel;
/* cortex_a8 handles unaligned memory access */
@ -2131,7 +2131,7 @@ static int cortex_a8_write_phys_memory(struct target *target,
uint32_t count, const uint8_t *buffer)
{
struct armv7a_common *armv7a = target_to_armv7a(target);
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
int retval = ERROR_COMMAND_SYNTAX_ERROR;
uint8_t apsel = swjdp->apsel;
@ -2173,7 +2173,7 @@ static int cortex_a8_write_phys_memory(struct target *target,
/* REVISIT this op is generic ARMv7-A/R stuff */
if (retval == ERROR_OK && target->state == TARGET_HALTED)
{
struct arm_dpm *dpm = armv7a->armv4_5_common.dpm;
struct arm_dpm *dpm = armv7a->arm.dpm;
retval = dpm->prepare(dpm);
if (retval != ERROR_OK)
@ -2237,7 +2237,7 @@ static int cortex_a8_write_memory(struct target *target, uint32_t address,
uint32_t virt, phys;
int retval;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
uint8_t apsel = swjdp->apsel;
/* cortex_a8 handles unaligned memory access */
LOG_DEBUG("Reading memory at address 0x%x; size %d; count %d", address,
@ -2284,7 +2284,7 @@ static int cortex_a8_handle_target_request(void *priv)
{
struct target *target = priv;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
int retval;
if (!target_was_examined(target))
@ -2324,7 +2324,7 @@ static int cortex_a8_examine_first(struct target *target)
{
struct cortex_a8_common *cortex_a8 = target_to_cortex_a8(target);
struct armv7a_common *armv7a = &cortex_a8->armv7a_common;
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
int i;
int retval = ERROR_OK;
uint32_t didr, ctypr, ttypr, cpuid;
@ -2393,7 +2393,7 @@ static int cortex_a8_examine_first(struct target *target)
LOG_DEBUG("ttypr = 0x%08" PRIx32, ttypr);
LOG_DEBUG("didr = 0x%08" PRIx32, didr);
armv7a->armv4_5_common.core_type = ARM_MODE_MON;
armv7a->arm.core_type = ARM_MODE_MON;
retval = cortex_a8_dpm_setup(cortex_a8, didr);
if (retval != ERROR_OK)
return retval;
@ -2454,14 +2454,14 @@ static int cortex_a8_init_arch_info(struct target *target,
struct armv7a_common *armv7a = &cortex_a8->armv7a_common;
struct adiv5_dap *dap = &armv7a->dap;
armv7a->armv4_5_common.dap = dap;
armv7a->arm.dap = dap;
/* Setup struct cortex_a8_common */
cortex_a8->common_magic = CORTEX_A8_COMMON_MAGIC;
/* tap has no dap initialized */
if (!tap->dap)
{
armv7a->armv4_5_common.dap = dap;
armv7a->arm.dap = dap;
/* Setup struct cortex_a8_common */
/* prepare JTAG information for the new target */
@ -2477,7 +2477,7 @@ static int cortex_a8_init_arch_info(struct target *target,
tap->dap = dap;
}
else
armv7a->armv4_5_common.dap = tap->dap;
armv7a->arm.dap = tap->dap;
cortex_a8->fast_reg_read = 0;
@ -2525,7 +2525,7 @@ static int cortex_a8_virt2phys(struct target *target,
{
int retval = ERROR_FAIL;
struct armv7a_common *armv7a = target_to_armv7a(target);
struct adiv5_dap *swjdp = armv7a->armv4_5_common.dap;
struct adiv5_dap *swjdp = armv7a->arm.dap;
uint8_t apsel = swjdp->apsel;
if (apsel == swjdp_memoryap)
{

2
src/target/cortex_a.h
View File

@ -85,7 +85,7 @@ static inline struct cortex_a8_common *
target_to_cortex_a8(struct target *target)
{
return container_of(target->arch_info, struct cortex_a8_common,
armv7a_common.armv4_5_common);
armv7a_common.arm);
}
#endif /* CORTEX_A8_H */

108
src/target/feroceon.c
View File

@ -61,8 +61,8 @@
static int feroceon_assert_reset(struct target *target)
{
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
int ud = arm7_9->use_dbgrq;
arm7_9->use_dbgrq = 0;
@ -115,8 +115,8 @@ static int feroceon_dummy_clock_out(struct arm_jtag *jtag_info, uint32_t instr)
static void feroceon_change_to_arm(struct target *target, uint32_t *r0,
uint32_t *pc)
{
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
struct arm_jtag *jtag_info = &arm7_9->jtag_info;
/*
@ -163,8 +163,8 @@ static void feroceon_read_core_regs(struct target *target,
uint32_t mask, uint32_t* core_regs[16])
{
int i;
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
struct arm_jtag *jtag_info = &arm7_9->jtag_info;
arm9tdmi_clock_out(jtag_info, ARMV4_5_STMIA(0, mask & 0xffff, 0, 0), 0, NULL, 0);
@ -183,8 +183,8 @@ static void feroceon_read_core_regs_target_buffer(struct target *target,
uint32_t mask, void* buffer, int size)
{
int i;
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
struct arm_jtag *jtag_info = &arm7_9->jtag_info;
int be = (target->endianness == TARGET_BIG_ENDIAN) ? 1 : 0;
uint32_t *buf_u32 = buffer;
@ -219,8 +219,8 @@ static void feroceon_read_core_regs_target_buffer(struct target *target,
static void feroceon_read_xpsr(struct target *target, uint32_t *xpsr, int spsr)
{
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
struct arm_jtag *jtag_info = &arm7_9->jtag_info;
arm9tdmi_clock_out(jtag_info, ARMV4_5_MRS(0, spsr & 1), 0, NULL, 0);
@ -242,8 +242,8 @@ static void feroceon_read_xpsr(struct target *target, uint32_t *xpsr, int spsr)
static void feroceon_write_xpsr(struct target *target, uint32_t xpsr, int spsr)
{
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
struct arm_jtag *jtag_info = &arm7_9->jtag_info;
LOG_DEBUG("xpsr: %8.8" PRIx32 ", spsr: %i", xpsr, spsr);
@ -284,8 +284,8 @@ static void feroceon_write_xpsr(struct target *target, uint32_t xpsr, int spsr)
static void feroceon_write_xpsr_im8(struct target *target,
uint8_t xpsr_im, int rot, int spsr)
{
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
struct arm_jtag *jtag_info = &arm7_9->jtag_info;
LOG_DEBUG("xpsr_im: %2.2x, rot: %i, spsr: %i", xpsr_im, rot, spsr);
@ -303,8 +303,8 @@ static void feroceon_write_core_regs(struct target *target,
uint32_t mask, uint32_t core_regs[16])
{
int i;
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
struct arm_jtag *jtag_info = &arm7_9->jtag_info;
arm9tdmi_clock_out(jtag_info, ARMV4_5_LDMIA(0, mask & 0xffff, 0, 0), 0, NULL, 0);
@ -322,8 +322,8 @@ static void feroceon_write_core_regs(struct target *target,
static void feroceon_branch_resume(struct target *target)
{
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
struct arm_jtag *jtag_info = &arm7_9->jtag_info;
arm9tdmi_clock_out(jtag_info, ARMV4_5_NOP, 0, NULL, 0);
@ -339,11 +339,11 @@ static void feroceon_branch_resume_thumb(struct target *target)
{
LOG_DEBUG("-");
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
struct arm_jtag *jtag_info = &arm7_9->jtag_info;
uint32_t r0 = buf_get_u32(armv4_5->core_cache->reg_list[0].value, 0, 32);
uint32_t pc = buf_get_u32(armv4_5->pc->value, 0, 32);
uint32_t r0 = buf_get_u32(arm->core_cache->reg_list[0].value, 0, 32);
uint32_t pc = buf_get_u32(arm->pc->value, 0, 32);
arm9tdmi_clock_out(jtag_info, ARMV4_5_NOP, 0, NULL, 0);
arm9tdmi_clock_out(jtag_info, ARMV4_5_NOP, 0, NULL, 0);
@ -373,8 +373,8 @@ static void feroceon_branch_resume_thumb(struct target *target)
static int feroceon_read_cp15(struct target *target, uint32_t op1,
uint32_t op2, uint32_t CRn, uint32_t CRm, uint32_t *value)
{
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
struct arm_jtag *jtag_info = &arm7_9->jtag_info;
int err;
@ -396,8 +396,8 @@ static int feroceon_read_cp15(struct target *target, uint32_t op1,
static int feroceon_write_cp15(struct target *target, uint32_t op1,
uint32_t op2, uint32_t CRn, uint32_t CRm, uint32_t value)
{
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
struct arm_jtag *jtag_info = &arm7_9->jtag_info;
arm9tdmi_clock_out(jtag_info, ARMV4_5_LDMIA(0, 1, 0, 0), 0, NULL, 0);
@ -415,8 +415,8 @@ static int feroceon_write_cp15(struct target *target, uint32_t op1,
static void feroceon_set_dbgrq(struct target *target)
{
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
struct reg *dbg_ctrl = &arm7_9->eice_cache->reg_list[EICE_DBG_CTRL];
buf_set_u32(dbg_ctrl->value, 0, 8, 2);
@ -425,8 +425,8 @@ static void feroceon_set_dbgrq(struct target *target)
static void feroceon_enable_single_step(struct target *target, uint32_t next_pc)
{
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
/* set a breakpoint there */
embeddedice_write_reg(&arm7_9->eice_cache->reg_list[EICE_W0_ADDR_VALUE], next_pc);
@ -438,8 +438,8 @@ static void feroceon_enable_single_step(struct target *target, uint32_t next_pc)
static void feroceon_disable_single_step(struct target *target)
{
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
embeddedice_store_reg(&arm7_9->eice_cache->reg_list[EICE_W0_ADDR_VALUE]);
embeddedice_store_reg(&arm7_9->eice_cache->reg_list[EICE_W0_ADDR_MASK]);
@ -463,9 +463,9 @@ static int feroceon_bulk_write_memory(struct target *target,
uint32_t address, uint32_t count, const uint8_t *buffer)
{
int retval;
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
enum arm_state core_state = armv4_5->core_state;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
enum arm_state core_state = arm->core_state;
uint32_t x, flip, shift, save[7];
uint32_t i;
@ -527,14 +527,14 @@ static int feroceon_bulk_write_memory(struct target *target,
/* backup clobbered processor state */
for (i = 0; i <= 5; i++)
save[i] = buf_get_u32(armv4_5->core_cache->reg_list[i].value, 0, 32);
save[i] = buf_get_u32(armv4_5->pc->value, 0, 32);
save[i] = buf_get_u32(arm->core_cache->reg_list[i].value, 0, 32);
save[i] = buf_get_u32(arm->pc->value, 0, 32);
/* set up target address in r0 */
buf_set_u32(armv4_5->core_cache->reg_list[0].value, 0, 32, address);
armv4_5->core_cache->reg_list[0].valid = 1;
armv4_5->core_cache->reg_list[0].dirty = 1;
armv4_5->core_state = ARM_STATE_ARM;
buf_set_u32(arm->core_cache->reg_list[0].value, 0, 32, address);
arm->core_cache->reg_list[0].valid = 1;
arm->core_cache->reg_list[0].dirty = 1;
arm->core_state = ARM_STATE_ARM;
embeddedice_write_reg(&arm7_9->eice_cache->reg_list[EICE_COMMS_DATA], 0);
arm7_9_resume(target, 0, arm7_9->dcc_working_area->address, 1, 1);
@ -564,7 +564,7 @@ static int feroceon_bulk_write_memory(struct target *target,
retval = target_wait_state(target, TARGET_HALTED, 500);
if (retval == ERROR_OK) {
uint32_t endaddress =
buf_get_u32(armv4_5->core_cache->reg_list[0].value, 0, 32);
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
@ -577,14 +577,14 @@ static int feroceon_bulk_write_memory(struct target *target,
/* restore target state */
for (i = 0; i <= 5; i++)
{
buf_set_u32(armv4_5->core_cache->reg_list[i].value, 0, 32, save[i]);
armv4_5->core_cache->reg_list[i].valid = 1;
armv4_5->core_cache->reg_list[i].dirty = 1;
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;
}
buf_set_u32(armv4_5->pc->value, 0, 32, save[i]);
armv4_5->pc->valid = 1;
armv4_5->pc->dirty = 1;
armv4_5->core_state = core_state;
buf_set_u32(arm->pc->value, 0, 32, save[i]);
arm->pc->valid = 1;
arm->pc->dirty = 1;
arm->core_state = core_state;
return retval;
}
@ -598,8 +598,8 @@ static int feroceon_init_target(struct command_context *cmd_ctx,
static void feroceon_common_setup(struct target *target)
{
struct arm *armv4_5 = target->arch_info;
struct arm7_9_common *arm7_9 = armv4_5->arch_info;
struct arm *arm = target->arch_info;
struct arm7_9_common *arm7_9 = arm->arch_info;
/* override some insn sequence functions */
arm7_9->change_to_arm = feroceon_change_to_arm;
@ -655,7 +655,7 @@ static int dragonite_target_create(struct target *target, Jim_Interp *interp)
static int feroceon_examine(struct target *target)
{
struct arm *armv4_5;
struct arm *arm;
struct arm7_9_common *arm7_9;
int retval;
@ -663,8 +663,8 @@ static int feroceon_examine(struct target *target)
if (retval != ERROR_OK)
return retval;
armv4_5 = target->arch_info;
arm7_9 = armv4_5->arch_info;
arm = target->arch_info;
arm7_9 = arm->arch_info;
/* the COMMS_CTRL bits are all contiguous */
if (buf_get_u32(arm7_9->eice_cache->reg_list[EICE_COMMS_CTRL].value, 2, 4) != 6)

158
src/target/xscale.c
View File

@ -825,7 +825,7 @@ static int xscale_update_vectors(struct target *target)
static int xscale_arch_state(struct target *target)
{
struct xscale_common *xscale = target_to_xscale(target);
struct arm *armv4_5 = &xscale->armv4_5_common;
struct arm *arm = &xscale->arm;
static const char *state[] =
{
@ -837,7 +837,7 @@ static int xscale_arch_state(struct target *target)
"", "\n(processor reset)", "\n(trace buffer full)"
};
if (armv4_5->common_magic != ARM_COMMON_MAGIC)
if (arm->common_magic != ARM_COMMON_MAGIC)
{
LOG_ERROR("BUG: called for a non-ARMv4/5 target");
return ERROR_COMMAND_SYNTAX_ERROR;
@ -896,7 +896,7 @@ static int xscale_poll(struct target *target)
static int xscale_debug_entry(struct target *target)
{
struct xscale_common *xscale = target_to_xscale(target);
struct arm *armv4_5 = &xscale->armv4_5_common;
struct arm *arm = &xscale->arm;
uint32_t pc;
uint32_t buffer[10];
unsigned i;
@ -913,44 +913,44 @@ static int xscale_debug_entry(struct target *target)
return retval;
/* move r0 from buffer to register cache */
buf_set_u32(armv4_5->core_cache->reg_list[0].value, 0, 32, buffer[0]);
armv4_5->core_cache->reg_list[0].dirty = 1;
armv4_5->core_cache->reg_list[0].valid = 1;
buf_set_u32(arm->core_cache->reg_list[0].value, 0, 32, buffer[0]);
arm->core_cache->reg_list[0].dirty = 1;
arm->core_cache->reg_list[0].valid = 1;
LOG_DEBUG("r0: 0x%8.8" PRIx32 "", buffer[0]);
/* move pc from buffer to register cache */
buf_set_u32(armv4_5->pc->value, 0, 32, buffer[1]);
armv4_5->pc->dirty = 1;
armv4_5->pc->valid = 1;
buf_set_u32(arm->pc->value, 0, 32, buffer[1]);
arm->pc->dirty = 1;
arm->pc->valid = 1;
LOG_DEBUG("pc: 0x%8.8" PRIx32 "", buffer[1]);
/* move data from buffer to register cache */
for (i = 1; i <= 7; i++)
{
buf_set_u32(armv4_5->core_cache->reg_list[i].value, 0, 32, buffer[1 + i]);
armv4_5->core_cache->reg_list[i].dirty = 1;
armv4_5->core_cache->reg_list[i].valid = 1;
buf_set_u32(arm->core_cache->reg_list[i].value, 0, 32, buffer[1 + i]);
arm->core_cache->reg_list[i].dirty = 1;
arm->core_cache->reg_list[i].valid = 1;
LOG_DEBUG("r%i: 0x%8.8" PRIx32 "", i, buffer[i + 1]);
}
arm_set_cpsr(armv4_5, buffer[9]);
arm_set_cpsr(arm, buffer[9]);
LOG_DEBUG("cpsr: 0x%8.8" PRIx32 "", buffer[9]);
if (!is_arm_mode(armv4_5->core_mode))
if (!is_arm_mode(arm->core_mode))
{
target->state = TARGET_UNKNOWN;
LOG_ERROR("cpsr contains invalid mode value - communication failure");
return ERROR_TARGET_FAILURE;
}
LOG_DEBUG("target entered debug state in %s mode",
arm_mode_name(armv4_5->core_mode));
arm_mode_name(arm->core_mode));
/* get banked registers, r8 to r14, and spsr if not in USR/SYS mode */
if (armv4_5->spsr) {
if (arm->spsr) {
xscale_receive(target, buffer, 8);
buf_set_u32(armv4_5->spsr->value, 0, 32, buffer[7]);
armv4_5->spsr->dirty = false;
armv4_5->spsr->valid = true;
buf_set_u32(arm->spsr->value, 0, 32, buffer[7]);
arm->spsr->dirty = false;
arm->spsr->valid = true;
}
else
{
@ -961,7 +961,7 @@ static int xscale_debug_entry(struct target *target)
/* move data from buffer to right banked register in cache */
for (i = 8; i <= 14; i++)
{
struct reg *r = arm_reg_current(armv4_5, i);
struct reg *r = arm_reg_current(arm, i);
buf_set_u32(r->value, 0, 32, buffer[i - 8]);
r->dirty = false;
@ -978,7 +978,7 @@ static int xscale_debug_entry(struct target *target)
moe = buf_get_u32(xscale->reg_cache->reg_list[XSCALE_DCSR].value, 2, 3);
/* stored PC (for calculating fixup) */
pc = buf_get_u32(armv4_5->pc->value, 0, 32);
pc = buf_get_u32(arm->pc->value, 0, 32);
switch (moe)
{
@ -1025,7 +1025,7 @@ static int xscale_debug_entry(struct target *target)
}
/* apply PC fixup */
buf_set_u32(armv4_5->pc->value, 0, 32, pc);
buf_set_u32(arm->pc->value, 0, 32, pc);
/* on the first debug entry, identify cache type */
if (xscale->armv4_5_mmu.armv4_5_cache.ctype == -1)
@ -1183,7 +1183,7 @@ static int xscale_resume(struct target *target, int current,
uint32_t address, int handle_breakpoints, int debug_execution)
{
struct xscale_common *xscale = target_to_xscale(target);
struct arm *armv4_5 = &xscale->armv4_5_common;
struct arm *arm = &xscale->arm;
uint32_t current_pc;
int retval;
int i;
@ -1207,15 +1207,15 @@ static int xscale_resume(struct target *target, int current,
/* current = 1: continue on current pc, otherwise continue at <address> */
if (!current)
buf_set_u32(armv4_5->pc->value, 0, 32, address);
buf_set_u32(arm->pc->value, 0, 32, address);
current_pc = buf_get_u32(armv4_5->pc->value, 0, 32);
current_pc = buf_get_u32(arm->pc->value, 0, 32);
/* if we're at the reset vector, we have to simulate the branch */
if (current_pc == 0x0)
{
arm_simulate_step(target, NULL);
current_pc = buf_get_u32(armv4_5->pc->value, 0, 32);
current_pc = buf_get_u32(arm->pc->value, 0, 32);
}
/* the front-end may request us not to handle breakpoints */
@ -1223,7 +1223,7 @@ static int xscale_resume(struct target *target, int current,
{
struct breakpoint *breakpoint;
breakpoint = breakpoint_find(target,
buf_get_u32(armv4_5->pc->value, 0, 32));
buf_get_u32(arm->pc->value, 0, 32));
if (breakpoint != NULL)
{
uint32_t next_pc;
@ -1254,22 +1254,23 @@ static int xscale_resume(struct target *target, int current,
/* send CPSR */
xscale_send_u32(target,
buf_get_u32(armv4_5->cpsr->value, 0, 32));
buf_get_u32(arm->cpsr->value, 0, 32));
LOG_DEBUG("writing cpsr with value 0x%8.8" PRIx32,
buf_get_u32(armv4_5->cpsr->value, 0, 32));
buf_get_u32(arm->cpsr->value, 0, 32));
for (i = 7; i >= 0; i--)
{
/* send register */
xscale_send_u32(target, buf_get_u32(armv4_5->core_cache->reg_list[i].value, 0, 32));
LOG_DEBUG("writing r%i with value 0x%8.8" PRIx32 "", i, buf_get_u32(armv4_5->core_cache->reg_list[i].value, 0, 32));
xscale_send_u32(target, buf_get_u32(arm->core_cache->reg_list[i].value, 0, 32));
LOG_DEBUG("writing r%i with value 0x%8.8" PRIx32 "",
i, buf_get_u32(arm->core_cache->reg_list[i].value, 0, 32));
}
/* send PC */
xscale_send_u32(target,
buf_get_u32(armv4_5->pc->value, 0, 32));
buf_get_u32(arm->pc->value, 0, 32));
LOG_DEBUG("writing PC with value 0x%8.8" PRIx32,
buf_get_u32(armv4_5->pc->value, 0, 32));
buf_get_u32(arm->pc->value, 0, 32));
/* disable trace data collection in xscale_debug_entry() */
saved_trace_mode = xscale->trace.mode;
@ -1322,28 +1323,29 @@ static int xscale_resume(struct target *target, int current,
xscale_send_u32(target, 0x30);
/* send CPSR */
xscale_send_u32(target, buf_get_u32(armv4_5->cpsr->value, 0, 32));
xscale_send_u32(target, buf_get_u32(arm->cpsr->value, 0, 32));
LOG_DEBUG("writing cpsr with value 0x%8.8" PRIx32,
buf_get_u32(armv4_5->cpsr->value, 0, 32));
buf_get_u32(arm->cpsr->value, 0, 32));
for (i = 7; i >= 0; i--)
{
/* send register */
xscale_send_u32(target, buf_get_u32(armv4_5->core_cache->reg_list[i].value, 0, 32));
LOG_DEBUG("writing r%i with value 0x%8.8" PRIx32 "", i, buf_get_u32(armv4_5->core_cache->reg_list[i].value, 0, 32));
xscale_send_u32(target, buf_get_u32(arm->core_cache->reg_list[i].value, 0, 32));
LOG_DEBUG("writing r%i with value 0x%8.8" PRIx32 "",
i, buf_get_u32(arm->core_cache->reg_list[i].value, 0, 32));
}
/* send PC */
xscale_send_u32(target, buf_get_u32(armv4_5->pc->value, 0, 32));
xscale_send_u32(target, buf_get_u32(arm->pc->value, 0, 32));
LOG_DEBUG("wrote PC with value 0x%8.8" PRIx32,
buf_get_u32(armv4_5->pc->value, 0, 32));
buf_get_u32(arm->pc->value, 0, 32));
target->debug_reason = DBG_REASON_NOTHALTED;
if (!debug_execution)
{
/* registers are now invalid */
register_cache_invalidate(armv4_5->core_cache);
register_cache_invalidate(arm->core_cache);
target->state = TARGET_RUNNING;
target_call_event_callbacks(target, TARGET_EVENT_RESUMED);
}
@ -1362,7 +1364,7 @@ static int xscale_step_inner(struct target *target, int current,
uint32_t address, int handle_breakpoints)
{
struct xscale_common *xscale = target_to_xscale(target);
struct arm *armv4_5 = &xscale->armv4_5_common;
struct arm *arm = &xscale->arm;
uint32_t next_pc;
int retval;
int i;
@ -1373,7 +1375,7 @@ static int xscale_step_inner(struct target *target, int current,
if ((retval = arm_simulate_step(target, &next_pc)) != ERROR_OK)
{
uint32_t current_opcode, current_pc;
current_pc = buf_get_u32(armv4_5->pc->value, 0, 32);
current_pc = buf_get_u32(arm->pc->value, 0, 32);
target_read_u32(target, current_pc, &current_opcode);
LOG_ERROR("BUG: couldn't calculate PC of next instruction, current opcode was 0x%8.8" PRIx32 "", current_opcode);
@ -1403,32 +1405,34 @@ static int xscale_step_inner(struct target *target, int current,
/* send CPSR */
retval = xscale_send_u32(target,
buf_get_u32(armv4_5->cpsr->value, 0, 32));
buf_get_u32(arm->cpsr->value, 0, 32));
if (retval != ERROR_OK)
return retval;
LOG_DEBUG("writing cpsr with value 0x%8.8" PRIx32,
buf_get_u32(armv4_5->cpsr->value, 0, 32));
buf_get_u32(arm->cpsr->value, 0, 32));
for (i = 7; i >= 0; i--)
{
for (i = 7; i >= 0; i--) {
/* send register */
if ((retval = xscale_send_u32(target, buf_get_u32(armv4_5->core_cache->reg_list[i].value, 0, 32))) != ERROR_OK)
retval = xscale_send_u32(target,
buf_get_u32(arm->core_cache->reg_list[i].value, 0, 32));
if (retval != ERROR_OK)
return retval;
LOG_DEBUG("writing r%i with value 0x%8.8" PRIx32 "", i, buf_get_u32(armv4_5->core_cache->reg_list[i].value, 0, 32));
LOG_DEBUG("writing r%i with value 0x%8.8" PRIx32 "", i,
buf_get_u32(arm->core_cache->reg_list[i].value, 0, 32));
}
/* send PC */
retval = xscale_send_u32(target,
buf_get_u32(armv4_5->pc->value, 0, 32));
buf_get_u32(arm->pc->value, 0, 32));
if (retval != ERROR_OK)
return retval;
LOG_DEBUG("wrote PC with value 0x%8.8" PRIx32,
buf_get_u32(armv4_5->pc->value, 0, 32));
buf_get_u32(arm->pc->value, 0, 32));
target_call_event_callbacks(target, TARGET_EVENT_RESUMED);
/* registers are now invalid */
register_cache_invalidate(armv4_5->core_cache);
register_cache_invalidate(arm->core_cache);
/* wait for and process debug entry */
if ((retval = xscale_debug_entry(target)) != ERROR_OK)
@ -1446,7 +1450,7 @@ static int xscale_step_inner(struct target *target, int current,
static int xscale_step(struct target *target, int current,
uint32_t address, int handle_breakpoints)
{
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
struct breakpoint *breakpoint = NULL;
uint32_t current_pc;
@ -1460,16 +1464,16 @@ static int xscale_step(struct target *target, int current,
/* current = 1: continue on current pc, otherwise continue at <address> */
if (!current)
buf_set_u32(armv4_5->pc->value, 0, 32, address);
buf_set_u32(arm->pc->value, 0, 32, address);
current_pc = buf_get_u32(armv4_5->pc->value, 0, 32);
current_pc = buf_get_u32(arm->pc->value, 0, 32);
/* if we're at the reset vector, we have to simulate the step */
if (current_pc == 0x0)
{
if ((retval = arm_simulate_step(target, NULL)) != ERROR_OK)
return retval;
current_pc = buf_get_u32(armv4_5->pc->value, 0, 32);
current_pc = buf_get_u32(arm->pc->value, 0, 32);
LOG_DEBUG("current pc %" PRIx32, current_pc);
target->debug_reason = DBG_REASON_SINGLESTEP;
@ -1481,7 +1485,7 @@ static int xscale_step(struct target *target, int current,
/* the front-end may request us not to handle breakpoints */
if (handle_breakpoints)
breakpoint = breakpoint_find(target,
buf_get_u32(armv4_5->pc->value, 0, 32));
buf_get_u32(arm->pc->value, 0, 32));
if (breakpoint != NULL) {
retval = xscale_unset_breakpoint(target, breakpoint);
if (retval != ERROR_OK)
@ -1573,7 +1577,7 @@ static int xscale_deassert_reset(struct target *target)
xscale->trace.mode = XSCALE_TRACE_DISABLED;
xscale_free_trace_data(xscale);
register_cache_invalidate(xscale->armv4_5_common.core_cache);
register_cache_invalidate(xscale->arm.core_cache);
/* FIXME mark hardware watchpoints got unset too. Also,
* at least some of the XScale registers are invalid...
@ -1700,7 +1704,7 @@ static int xscale_write_core_reg(struct target *target, struct reg *r,
static int xscale_full_context(struct target *target)
{
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
uint32_t *buffer;
@ -1733,7 +1737,7 @@ static int xscale_full_context(struct target *target)
*/
for (j = 0; valid && j <= 16; j++)
{
if (!ARMV4_5_CORE_REG_MODE(armv4_5->core_cache,
if (!ARMV4_5_CORE_REG_MODE(arm->core_cache,
mode, j).valid)
valid = false;
}
@ -1751,7 +1755,7 @@ static int xscale_full_context(struct target *target)
*/
if (mode != ARM_MODE_SYS) {
/* SPSR */
r = &ARMV4_5_CORE_REG_MODE(armv4_5->core_cache,
r = &ARMV4_5_CORE_REG_MODE(arm->core_cache,
mode, 16);
xscale_receive(target, buffer, 8);
@ -1766,7 +1770,7 @@ static int xscale_full_context(struct target *target)
/* move data from buffer to register cache */
for (j = 8; j <= 14; j++)
{
r = &ARMV4_5_CORE_REG_MODE(armv4_5->core_cache,
r = &ARMV4_5_CORE_REG_MODE(arm->core_cache,
mode, j);
buf_set_u32(r->value, 0, 32, buffer[j - 8]);
@ -1782,7 +1786,7 @@ static int xscale_full_context(struct target *target)
static int xscale_restore_banked(struct target *target)
{
struct arm *armv4_5 = target_to_arm(target);
struct arm *arm = target_to_arm(target);
int i, j;
@ -1808,7 +1812,7 @@ static int xscale_restore_banked(struct target *target)
/* check if there are dirty registers in this mode */
for (j = 8; j <= 14; j++)
{
if (ARMV4_5_CORE_REG_MODE(armv4_5->core_cache,
if (ARMV4_5_CORE_REG_MODE(arm->core_cache,
mode, j).dirty)
goto dirty;
}
@ -1816,7 +1820,7 @@ static int xscale_restore_banked(struct target *target)
/* if not USR/SYS, check if the SPSR needs to be written */
if (mode != ARM_MODE_SYS)
{
if (ARMV4_5_CORE_REG_MODE(armv4_5->core_cache,
if (ARMV4_5_CORE_REG_MODE(arm->core_cache,
mode, 16).dirty)
goto dirty;
}
@ -1835,7 +1839,7 @@ dirty:
* but this protocol doesn't understand that nuance.
*/
for (j = 8; j <= 14; j++) {
r = &ARMV4_5_CORE_REG_MODE(armv4_5->core_cache,
r = &ARMV4_5_CORE_REG_MODE(arm->core_cache,
mode, j);
xscale_send_u32(target, buf_get_u32(r->value, 0, 32));
r->dirty = false;
@ -1843,7 +1847,7 @@ dirty:
/* send spsr if not in USR/SYS mode */
if (mode != ARM_MODE_SYS) {
r = &ARMV4_5_CORE_REG_MODE(armv4_5->core_cache,
r = &ARMV4_5_CORE_REG_MODE(arm->core_cache,
mode, 16);
xscale_send_u32(target, buf_get_u32(r->value, 0, 32));
r->dirty = false;
@ -2629,7 +2633,7 @@ static int xscale_write_dcsr_sw(struct target *target, uint32_t value)
static int xscale_read_trace(struct target *target)
{
struct xscale_common *xscale = target_to_xscale(target);
struct arm *armv4_5 = &xscale->armv4_5_common;
struct arm *arm = &xscale->arm;
struct xscale_trace_data **trace_data_p;
/* 258 words from debug handler
@ -2710,7 +2714,7 @@ static int xscale_read_trace(struct target *target)
(*trace_data_p)->chkpt0 = trace_buffer[256];
(*trace_data_p)->chkpt1 = trace_buffer[257];
(*trace_data_p)->last_instruction =
buf_get_u32(armv4_5->pc->value, 0, 32);
buf_get_u32(arm->pc->value, 0, 32);
(*trace_data_p)->entries = malloc(sizeof(struct xscale_trace_entry) * (256 - j));
(*trace_data_p)->depth = 256 - j;
(*trace_data_p)->num_checkpoints = num_checkpoints;
@ -3030,13 +3034,13 @@ static const struct reg_arch_type xscale_reg_type = {
static void xscale_build_reg_cache(struct target *target)
{
struct xscale_common *xscale = target_to_xscale(target);
struct arm *armv4_5 = &xscale->armv4_5_common;
struct arm *arm = &xscale->arm;
struct reg_cache **cache_p = register_get_last_cache_p(&target->reg_cache);
struct xscale_reg *arch_info = malloc(sizeof(xscale_reg_arch_info));
int i;
int num_regs = ARRAY_SIZE(xscale_reg_arch_info);
(*cache_p) = arm_build_reg_cache(target, armv4_5);
(*cache_p) = arm_build_reg_cache(target, arm);
(*cache_p)->next = malloc(sizeof(struct reg_cache));
cache_p = &(*cache_p)->next;
@ -3073,11 +3077,11 @@ static int xscale_init_target(struct command_context *cmd_ctx,
static int xscale_init_arch_info(struct target *target,
struct xscale_common *xscale, struct jtag_tap *tap, const char *variant)
{
struct arm *armv4_5;
struct arm *arm;
uint32_t high_reset_branch, low_reset_branch;
int i;
armv4_5 = &xscale->armv4_5_common;
arm = &xscale->arm;
/* store architecture specfic data */
xscale->common_magic = XSCALE_COMMON_MAGIC;
@ -3167,12 +3171,12 @@ static int xscale_init_arch_info(struct target *target,
xscale->trace.fill_counter = 0;
/* prepare ARMv4/5 specific information */
armv4_5->arch_info = xscale;
armv4_5->read_core_reg = xscale_read_core_reg;
armv4_5->write_core_reg = xscale_write_core_reg;
armv4_5->full_context = xscale_full_context;
arm->arch_info = xscale;
arm->read_core_reg = xscale_read_core_reg;
arm->write_core_reg = xscale_write_core_reg;
arm->full_context = xscale_full_context;
arm_init_arch_info(target, armv4_5);
arm_init_arch_info(target, arm);
xscale->armv4_5_mmu.armv4_5_cache.ctype = -1;
xscale->armv4_5_mmu.get_ttb = xscale_get_ttb;

4
src/target/xscale.h
View File

@ -91,7 +91,7 @@ struct xscale_trace
struct xscale_common
{
/* armv4/5 common stuff */
struct arm armv4_5_common;
struct arm arm;
int common_magic;
@ -148,7 +148,7 @@ static inline struct xscale_common *
target_to_xscale(struct target *target)
{
return container_of(target->arch_info, struct xscale_common,
armv4_5_common);
arm);
}
struct xscale_reg