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Merge branch 'dsp5680xx_cherry' of git://repo.or.cz/openocd/dsp568013 into HEAD

tags/v0.6.0-rc1
Øyvind Harboe 12 years ago
parent
a62d8f2271 7675db7e92
commit
7bcc7c31d2
1 changed files with 141 additions and 143 deletions
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  1. +141
    -143
      src/target/dsp5680xx.c

+ 141
- 143
src/target/dsp5680xx.c View File

@@ -143,7 +143,7 @@ static int jtag_data_write(struct target * target, uint32_t instr,int num_bits,
#define jtag_data_write32(target,instr,data_read) jtag_data_write(target,instr,32,data_read)

/**
* Executes DSP instruction.
* Executes EOnCE instruction.
*
* @param target
* @param instr Instruction to execute.
@@ -154,8 +154,7 @@ static int jtag_data_write(struct target * target, uint32_t instr,int num_bits,
*
* @return
*/

static int eonce_instruction_exec(struct target * target, uint8_t instr, uint8_t rw, uint8_t go, uint8_t ex,uint8_t * eonce_status){
static int eonce_instruction_exec_single(struct target * target, uint8_t instr, uint8_t rw, uint8_t go, uint8_t ex,uint8_t * eonce_status){
int retval;
uint32_t dr_out_tmp;
uint8_t instr_with_flags = instr|(rw<<7)|(go<<6)|(ex<<5);
@@ -166,17 +165,16 @@ static int eonce_instruction_exec(struct target * target, uint8_t instr, uint8_t
return retval;
}

///wrappers for parameter conversion between eonce_execute_instruction and eonce_execute_instructionX

#define eonce_execute_instruction_1(target,opcode1,opcode2,opcode3) eonce_execute_instruction1(target,opcode1)
#define eonce_execute_instruction_2(target,opcode1,opcode2,opcode3) eonce_execute_instruction2(target,opcode1,opcode2)
#define eonce_execute_instruction_3(target,opcode1,opcode2,opcode3) eonce_execute_instruction3(target,opcode1,opcode2,opcode3)
#define eonce_execute_instruction(target,words,opcode1,opcode2,opcode3) eonce_execute_instruction_##words(target,opcode1,opcode2,opcode3)
///wrappers for multi opcode instructions
#define dsp5680xx_exe_1(target,opcode1,opcode2,opcode3) dsp5680xx_exe1(target,opcode1)
#define dsp5680xx_exe_2(target,opcode1,opcode2,opcode3) dsp5680xx_exe2(target,opcode1,opcode2)
#define dsp5680xx_exe_3(target,opcode1,opcode2,opcode3) dsp5680xx_exe3(target,opcode1,opcode2,opcode3)
#define dsp5680xx_exe_generic(target,words,opcode1,opcode2,opcode3) dsp5680xx_exe_##words(target,opcode1,opcode2,opcode3)

/// Executes one word DSP instruction
static int eonce_execute_instruction1(struct target * target, uint16_t opcode){
static int dsp5680xx_exe1(struct target * target, uint16_t opcode){
int retval;
retval = eonce_instruction_exec(target,0x04,0,1,0,NULL);
retval = eonce_instruction_exec_single(target,0x04,0,1,0,NULL);
err_check_propagate(retval);
retval = jtag_data_write16(target,opcode,NULL);
err_check_propagate(retval);
@@ -184,13 +182,13 @@ static int eonce_execute_instruction1(struct target * target, uint16_t opcode){
}

/// Executes two word DSP instruction
static int eonce_execute_instruction2(struct target * target,uint16_t opcode1, uint16_t opcode2){
static int dsp5680xx_exe2(struct target * target,uint16_t opcode1, uint16_t opcode2){
int retval;
retval = eonce_instruction_exec(target,0x04,0,0,0,NULL);
retval = eonce_instruction_exec_single(target,0x04,0,0,0,NULL);
err_check_propagate(retval);
retval = jtag_data_write16(target,opcode1,NULL);
err_check_propagate(retval);
retval = eonce_instruction_exec(target,0x04,0,1,0,NULL);
retval = eonce_instruction_exec_single(target,0x04,0,1,0,NULL);
err_check_propagate(retval);
retval = jtag_data_write16(target,opcode2,NULL);
err_check_propagate(retval);
@@ -198,17 +196,17 @@ static int eonce_execute_instruction2(struct target * target,uint16_t opcode1, u
}

/// Executes three word DSP instruction
static int eonce_execute_instruction3(struct target * target, uint16_t opcode1,uint16_t opcode2,uint16_t opcode3){
static int dsp5680xx_exe3(struct target * target, uint16_t opcode1,uint16_t opcode2,uint16_t opcode3){
int retval;
retval = eonce_instruction_exec(target,0x04,0,0,0,NULL);
retval = eonce_instruction_exec_single(target,0x04,0,0,0,NULL);
err_check_propagate(retval);
retval = jtag_data_write16(target,opcode1,NULL);
err_check_propagate(retval);
retval = eonce_instruction_exec(target,0x04,0,0,0,NULL);
retval = eonce_instruction_exec_single(target,0x04,0,0,0,NULL);
err_check_propagate(retval);
retval = jtag_data_write16(target,opcode2,NULL);
err_check_propagate(retval);
retval = eonce_instruction_exec(target,0x04,0,1,0,NULL);
retval = eonce_instruction_exec_single(target,0x04,0,1,0,NULL);
err_check_propagate(retval);
retval = jtag_data_write16(target,opcode3,NULL);
err_check_propagate(retval);
@@ -225,9 +223,9 @@ static int eonce_execute_instruction3(struct target * target, uint16_t opcode1,u
*/

/// writes data into upper ORx register of the target
static int eonce_tx_upper_data(struct target * target, uint16_t data, uint32_t * eonce_status_low){
static int core_tx_upper_data(struct target * target, uint16_t data, uint32_t * eonce_status_low){
int retval;
retval = eonce_instruction_exec(target,DSP5680XX_ONCE_ORX1,0,0,0,NULL);
retval = eonce_instruction_exec_single(target,DSP5680XX_ONCE_ORX1,0,0,0,NULL);
err_check_propagate(retval);
retval = jtag_data_write16(target,data,eonce_status_low);
err_check_propagate(retval);
@@ -235,7 +233,7 @@ static int eonce_tx_upper_data(struct target * target, uint16_t data, uint32_t *
}

/// writes data into lower ORx register of the target
#define eonce_tx_lower_data(target,data) eonce_instruction_exec(target,DSP5680XX_ONCE_ORX,0,0,0,NULL);\
#define core_tx_lower_data(target,data) eonce_instruction_exec_single(target,DSP5680XX_ONCE_ORX,0,0,0,NULL);\
jtag_data_write16(target,data)

/**
@@ -244,10 +242,10 @@ static int eonce_tx_upper_data(struct target * target, uint16_t data, uint32_t *
* @param data_read: Returns the data read from the upper OTX register via JTAG.
* @return: Returns an error code (see error code documentation)
*/
static int eonce_rx_upper_data(struct target * target, uint8_t * data_read)
static int core_rx_upper_data(struct target * target, uint8_t * data_read)
{
int retval;
retval = eonce_instruction_exec(target,DSP5680XX_ONCE_OTX1,1,0,0,NULL);
retval = eonce_instruction_exec_single(target,DSP5680XX_ONCE_OTX1,1,0,0,NULL);
err_check_propagate(retval);
retval = jtag_data_read16(target,data_read);
err_check_propagate(retval);
@@ -260,10 +258,10 @@ static int eonce_rx_upper_data(struct target * target, uint8_t * data_read)
* @param data_read: Returns the data read from the lower OTX register via JTAG.
* @return: Returns an error code (see error code documentation)
*/
static int eonce_rx_lower_data(struct target * target,uint8_t * data_read)
static int core_rx_lower_data(struct target * target,uint8_t * data_read)
{
int retval;
retval = eonce_instruction_exec(target,DSP5680XX_ONCE_OTX,1,0,0,NULL);
retval = eonce_instruction_exec_single(target,DSP5680XX_ONCE_OTX,1,0,0,NULL);
err_check_propagate(retval);
retval = jtag_data_read16(target,data_read);
err_check_propagate(retval);
@@ -277,123 +275,123 @@ static int eonce_rx_lower_data(struct target * target,uint8_t * data_read)
*/

/// move.l #value,r0
#define eonce_move_long_to_r0(target,value) eonce_execute_instruction(target,3,0xe418,value&0xffff,value>>16)
#define core_move_long_to_r0(target,value) dsp5680xx_exe_generic(target,3,0xe418,value&0xffff,value>>16)

/// move.l #value,n
#define eonce_move_long_to_n(target,value) eonce_execute_instruction(target,3,0xe41e,value&0xffff,value>>16)
#define core_move_long_to_n(target,value) dsp5680xx_exe_generic(target,3,0xe41e,value&0xffff,value>>16)

/// move x:(r0),y0
#define eonce_move_at_r0_to_y0(target) eonce_execute_instruction(target,1,0xF514,0,0)
#define core_move_at_r0_to_y0(target) dsp5680xx_exe_generic(target,1,0xF514,0,0)

/// move x:(r0),y1
#define eonce_move_at_r0_to_y1(target) eonce_execute_instruction(target,1,0xF714,0,0)
#define core_move_at_r0_to_y1(target) dsp5680xx_exe_generic(target,1,0xF714,0,0)

/// move.l x:(r0),y
#define eonce_move_long_at_r0_y(target) eonce_execute_instruction(target,1,0xF734,0,0)
#define core_move_long_at_r0_y(target) dsp5680xx_exe_generic(target,1,0xF734,0,0)

/// move y0,x:(r0)
#define eonce_move_y0_at_r0(target) eonce_execute_instruction(target,1,0xd514,0,0)
#define core_move_y0_at_r0(target) dsp5680xx_exe_generic(target,1,0xd514,0,0)

/// bfclr #value,x:(r0)
#define eonce_bfclr_at_r0(target,value) eonce_execute_instruction(target,2,0x8040,value,0)
#define eonce_bfclr_at_r0(target,value) dsp5680xx_exe_generic(target,2,0x8040,value,0)

/// move #value,y0
#define eonce_move_value_to_y0(target,value) eonce_execute_instruction(target,2,0x8745,value,0)
#define core_move_value_to_y0(target,value) dsp5680xx_exe_generic(target,2,0x8745,value,0)

/// move.w y0,x:(r0)+
#define eonce_move_y0_at_r0_inc(target) eonce_execute_instruction(target,1,0xd500,0,0)
#define core_move_y0_at_r0_inc(target) dsp5680xx_exe_generic(target,1,0xd500,0,0)

/// move.w y0,p:(r0)+
#define eonce_move_y0_at_pr0_inc(target) eonce_execute_instruction(target,1,0x8560,0,0)
#define core_move_y0_at_pr0_inc(target) dsp5680xx_exe_generic(target,1,0x8560,0,0)

/// move.w p:(r0)+,y0
#define eonce_move_at_pr0_inc_to_y0(target) eonce_execute_instruction(target,1,0x8568,0,0)
#define core_move_at_pr0_inc_to_y0(target) dsp5680xx_exe_generic(target,1,0x8568,0,0)

/// move.w p:(r0)+,y1
#define eonce_move_at_pr0_inc_to_y1(target) eonce_execute_instruction(target,1,0x8768,0,0)
#define core_move_at_pr0_inc_to_y1(target) dsp5680xx_exe_generic(target,1,0x8768,0,0)

/// move.l #value,r2
#define eonce_move_long_to_r2(target,value) eonce_execute_instruction(target,3,0xe41A,value&0xffff,value>>16)
#define core_move_long_to_r2(target,value) dsp5680xx_exe_generic(target,3,0xe41A,value&0xffff,value>>16)

/// move y0,x:(r2)
#define eonce_move_y0_at_r2(target) eonce_execute_instruction(target,1,0xd516,0,0)
#define core_move_y0_at_r2(target) dsp5680xx_exe_generic(target,1,0xd516,0,0)

/// move.w #<value>,x:(r2)
#define eonce_move_value_at_r2(target,value) eonce_execute_instruction(target,2,0x8642,value,0)
#define core_move_value_at_r2(target,value) dsp5680xx_exe_generic(target,2,0x8642,value,0)

/// move.w #<value>,x:(r0)
#define eonce_move_value_at_r0(target,value) eonce_execute_instruction(target,2,0x8640,value,0)
#define core_move_value_at_r0(target,value) dsp5680xx_exe_generic(target,2,0x8640,value,0)

/// move.w #<value>,x:(R2+<disp>)
#define eonce_move_value_at_r2_disp(target,value,disp) eonce_execute_instruction(target,3,0x8646,value,disp)
#define core_move_value_at_r2_disp(target,value,disp) dsp5680xx_exe_generic(target,3,0x8646,value,disp)

/// move.w x:(r2),Y0
#define eonce_move_at_r2_to_y0(target) eonce_execute_instruction(target,1,0xF516,0,0)
#define core_move_at_r2_to_y0(target) dsp5680xx_exe_generic(target,1,0xF516,0,0)

/// move.w p:(r2)+,y0
#define eonce_move_at_pr2_inc_to_y0(target) eonce_execute_instruction(target,1,0x856A,0,0)
#define core_move_at_pr2_inc_to_y0(target) dsp5680xx_exe_generic(target,1,0x856A,0,0)

/// move.l #value,r3
#define eonce_move_long_to_r1(target,value) eonce_execute_instruction(target,3,0xE419,value&0xffff,value>>16)
#define core_move_long_to_r1(target,value) dsp5680xx_exe_generic(target,3,0xE419,value&0xffff,value>>16)

/// move.l #value,r3
#define eonce_move_long_to_r3(target,value) eonce_execute_instruction(target,3,0xE41B,value&0xffff,value>>16)
#define core_move_long_to_r3(target,value) dsp5680xx_exe_generic(target,3,0xE41B,value&0xffff,value>>16)

/// move.w y0,p:(r3)+
#define eonce_move_y0_at_pr3_inc(target) eonce_execute_instruction(target,1,0x8563,0,0)
#define core_move_y0_at_pr3_inc(target) dsp5680xx_exe_generic(target,1,0x8563,0,0)

/// move.w y0,x:(r3)
#define eonce_move_y0_at_r3(target) eonce_execute_instruction(target,1,0xD503,0,0)
#define core_move_y0_at_r3(target) dsp5680xx_exe_generic(target,1,0xD503,0,0)

/// move.l #value,r4
#define eonce_move_long_to_r4(target,value) eonce_execute_instruction(target,3,0xE41C,value&0xffff,value>>16)
#define core_move_long_to_r4(target,value) dsp5680xx_exe_generic(target,3,0xE41C,value&0xffff,value>>16)

/// move pc,r4
#define eonce_move_pc_to_r4(target) eonce_execute_instruction(target,1,0xE716,0,0)
#define core_move_pc_to_r4(target) dsp5680xx_exe_generic(target,1,0xE716,0,0)

/// move.l r4,y
#define eonce_move_r4_to_y(target) eonce_execute_instruction(target,1,0xe764,0,0)
#define core_move_r4_to_y(target) dsp5680xx_exe_generic(target,1,0xe764,0,0)

/// move.w p:(r0)+,y0
#define eonce_move_at_pr0_inc_to_y0(target) eonce_execute_instruction(target,1,0x8568,0,0)
#define core_move_at_pr0_inc_to_y0(target) dsp5680xx_exe_generic(target,1,0x8568,0,0)

/// move.w x:(r0)+,y0
#define eonce_move_at_r0_inc_to_y0(target) eonce_execute_instruction(target,1,0xf500,0,0)
#define core_move_at_r0_inc_to_y0(target) dsp5680xx_exe_generic(target,1,0xf500,0,0)

/// move x:(r0),y0
#define eonce_move_at_r0_y0(target) eonce_execute_instruction(target,1,0xF514,0,0)
#define core_move_at_r0_y0(target) dsp5680xx_exe_generic(target,1,0xF514,0,0)

/// nop
#define eonce_nop(target) eonce_execute_instruction(target,1,0xe700,0,0)
#define eonce_nop(target) dsp5680xx_exe_generic(target,1,0xe700,0,0)

/// move.w x:(R2+<disp>),Y0
#define eonce_move_at_r2_disp_to_y0(target,disp) eonce_execute_instruction(target,2,0xF542,disp,0)
#define core_move_at_r2_disp_to_y0(target,disp) dsp5680xx_exe_generic(target,2,0xF542,disp,0)

/// move.w y1,x:(r2)
#define eonce_move_y1_at_r2(target) eonce_execute_instruction(target,1,0xd716,0,0)
#define core_move_y1_at_r2(target) dsp5680xx_exe_generic(target,1,0xd716,0,0)

/// move.w y1,x:(r0)
#define eonce_move_y1_at_r0(target) eonce_execute_instruction(target,1,0xd714,0,0)
#define core_move_y1_at_r0(target) dsp5680xx_exe_generic(target,1,0xd714,0,0)

/// move.bp y0,x:(r0)+
#define eonce_move_byte_y0_at_r0(target) eonce_execute_instruction(target,1,0xd5a0,0,0)
#define core_move_byte_y0_at_r0(target) dsp5680xx_exe_generic(target,1,0xd5a0,0,0)

/// move.w y1,p:(r0)+
#define eonce_move_y1_at_pr0_inc(target) eonce_execute_instruction(target,1,0x8760,0,0)
#define core_move_y1_at_pr0_inc(target) dsp5680xx_exe_generic(target,1,0x8760,0,0)

/// move.w y1,x:(r0)+
#define eonce_move_y1_at_r0_inc(target) eonce_execute_instruction(target,1,0xD700,0,0)
#define core_move_y1_at_r0_inc(target) dsp5680xx_exe_generic(target,1,0xD700,0,0)

/// move.l #value,y
#define eonce_move_long_to_y(target,value) eonce_execute_instruction(target,3,0xe417,value&0xffff,value>>16)
#define core_move_long_to_y(target,value) dsp5680xx_exe_generic(target,3,0xe417,value&0xffff,value>>16)

static int eonce_move_value_to_pc(struct target * target, uint32_t value){
static int core_move_value_to_pc(struct target * target, uint32_t value){
if (!(target->state == TARGET_HALTED)){
LOG_ERROR("Target must be halted to move PC. Target state = %d.",target->state);
return ERROR_TARGET_NOT_HALTED;
};
int retval;
retval = eonce_execute_instruction(target,3,0xE71E,value&0xffff,value>>16);
retval = dsp5680xx_exe_generic(target,3,0xE71E,value&0xffff,value>>16);
err_check_propagate(retval);
return retval;
}
@@ -401,14 +399,14 @@ static int eonce_move_value_to_pc(struct target * target, uint32_t value){
static int eonce_load_TX_RX_to_r0(struct target * target)
{
int retval;
retval = eonce_move_long_to_r0(target,((MC568013_EONCE_TX_RX_ADDR)+(MC568013_EONCE_OBASE_ADDR<<16)));
retval = core_move_long_to_r0(target,((MC568013_EONCE_TX_RX_ADDR)+(MC568013_EONCE_OBASE_ADDR<<16)));
return retval;
}

static int eonce_load_TX_RX_high_to_r0(struct target * target)
static int core_load_TX_RX_high_addr_to_r0(struct target * target)
{
int retval = 0;
retval = eonce_move_long_to_r0(target,((MC568013_EONCE_TX1_RX1_HIGH_ADDR)+(MC568013_EONCE_OBASE_ADDR<<16)));
retval = core_move_long_to_r0(target,((MC568013_EONCE_TX1_RX1_HIGH_ADDR)+(MC568013_EONCE_OBASE_ADDR<<16)));
return retval;
}

@@ -417,7 +415,7 @@ static int dsp5680xx_read_core_reg(struct target * target, uint8_t reg_addr, uin
//TODO implement a general version of this which matches what openocd uses.
int retval;
uint32_t dummy_data_to_shift_into_dr;
retval = eonce_instruction_exec(target,reg_addr,1,0,0,NULL);
retval = eonce_instruction_exec_single(target,reg_addr,1,0,0,NULL);
err_check_propagate(retval);
retval = dsp5680xx_drscan(target,(uint8_t *)& dummy_data_to_shift_into_dr,(uint8_t *) data_read, 8);
err_check_propagate(retval);
@@ -442,7 +440,7 @@ static int eonce_read_status_reg(struct target * target, uint16_t * data){
*/
static int eonce_exit_debug_mode(struct target * target,uint8_t * eonce_status){
int retval;
retval = eonce_instruction_exec(target,0x1F,0,0,1,eonce_status);
retval = eonce_instruction_exec_single(target,0x1F,0,0,1,eonce_status);
err_check_propagate(retval);
return retval;
}
@@ -497,15 +495,15 @@ static int eonce_enter_debug_mode(struct target * target, uint16_t * eonce_statu
static int eonce_pc_store(struct target * target){
uint8_t tmp[2];
int retval;
retval = eonce_move_pc_to_r4(target);
retval = core_move_pc_to_r4(target);
err_check_propagate(retval);
retval = eonce_move_r4_to_y(target);
retval = core_move_r4_to_y(target);
err_check_propagate(retval);
retval = eonce_load_TX_RX_to_r0(target);
err_check_propagate(retval);
retval = eonce_move_y0_at_r0(target);
retval = core_move_y0_at_r0(target);
err_check_propagate(retval);
retval = eonce_rx_lower_data(target,tmp);
retval = core_rx_lower_data(target,tmp);
err_check_propagate(retval);
LOG_USER("PC value: 0x%X%X\n",tmp[1],tmp[0]);
dsp5680xx_context.stored_pc = (tmp[0]|(tmp[1]<<8));
@@ -626,7 +624,7 @@ static int dsp5680xx_resume(struct target *target, int current, uint32_t address
int retval;
uint8_t eonce_status;
if(!current){
retval = eonce_move_value_to_pc(target,address);
retval = core_move_value_to_pc(target,address);
err_check_propagate(retval);
}

@@ -674,19 +672,19 @@ static int dsp5680xx_convert_address(uint32_t * address, int * pmem){

static int dsp5680xx_read_16_single(struct target * target, uint32_t address, uint8_t * data_read, int r_pmem){
int retval;
retval = eonce_move_long_to_r0(target,address);
retval = core_move_long_to_r0(target,address);
err_check_propagate(retval);
if(r_pmem)
retval = eonce_move_at_pr0_inc_to_y0(target);
retval = core_move_at_pr0_inc_to_y0(target);
else
retval = eonce_move_at_r0_to_y0(target);
retval = core_move_at_r0_to_y0(target);
err_check_propagate(retval);
retval = eonce_load_TX_RX_to_r0(target);
err_check_propagate(retval);
retval = eonce_move_y0_at_r0(target);
retval = core_move_y0_at_r0(target);
err_check_propagate(retval);
// at this point the data i want is at the reg eonce can read
retval = eonce_rx_lower_data(target,data_read);
retval = core_rx_lower_data(target,data_read);
err_check_propagate(retval);
LOG_DEBUG("%s: Data read from 0x%06X: 0x%02X%02X",__FUNCTION__, address,data_read[1],data_read[0]);
return retval;
@@ -696,31 +694,31 @@ static int dsp5680xx_read_32_single(struct target * target, uint32_t address, ui
int retval;
address = (address & 0xFFFFFE);
// Get data to an intermediate register
retval = eonce_move_long_to_r0(target,address);
retval = core_move_long_to_r0(target,address);
err_check_propagate(retval);
if(r_pmem){
retval = eonce_move_at_pr0_inc_to_y0(target);
retval = core_move_at_pr0_inc_to_y0(target);
err_check_propagate(retval);
retval = eonce_move_at_pr0_inc_to_y1(target);
retval = core_move_at_pr0_inc_to_y1(target);
err_check_propagate(retval);
}else{
retval = eonce_move_at_r0_inc_to_y0(target);
retval = core_move_at_r0_inc_to_y0(target);
err_check_propagate(retval);
retval = eonce_move_at_r0_to_y1(target);
retval = core_move_at_r0_to_y1(target);
err_check_propagate(retval);
}
// Get lower part of data to TX/RX
retval = eonce_load_TX_RX_to_r0(target);
err_check_propagate(retval);
retval = eonce_move_y0_at_r0_inc(target); // This also load TX/RX high to r0
retval = core_move_y0_at_r0_inc(target); // This also load TX/RX high to r0
err_check_propagate(retval);
// Get upper part of data to TX/RX
retval = eonce_move_y1_at_r0(target);
retval = core_move_y1_at_r0(target);
err_check_propagate(retval);
// at this point the data i want is at the reg eonce can read
retval = eonce_rx_lower_data(target,data_read);
retval = core_rx_lower_data(target,data_read);
err_check_propagate(retval);
retval = eonce_rx_upper_data(target,data_read+2);
retval = core_rx_upper_data(target,data_read+2);
err_check_propagate(retval);
return retval;
}
@@ -728,7 +726,7 @@ static int dsp5680xx_read_32_single(struct target * target, uint32_t address, ui
static int dsp5680xx_read(struct target * target, uint32_t address, unsigned size, unsigned count, uint8_t * buffer){
if(target->state != TARGET_HALTED){
LOG_USER("Target must be halted.");
return ERROR_OK;
return ERROR_FAIL;
}
int retval = ERROR_OK;
int pmem = 1;
@@ -773,15 +771,15 @@ static int dsp5680xx_read(struct target * target, uint32_t address, unsigned siz

static int dsp5680xx_write_16_single(struct target *target, uint32_t address, uint16_t data, uint8_t w_pmem){
int retval = 0;
retval = eonce_move_long_to_r0(target,address);
retval = core_move_long_to_r0(target,address);
err_check_propagate(retval);
if(w_pmem){
retval = eonce_move_value_to_y0(target,data);
retval = core_move_value_to_y0(target,data);
err_check_propagate(retval);
retval = eonce_move_y0_at_pr0_inc(target);
retval = core_move_y0_at_pr0_inc(target);
err_check_propagate(retval);
}else{
retval = eonce_move_value_at_r0(target,data);
retval = core_move_value_at_r0(target,data);
err_check_propagate(retval);
}
return retval;
@@ -789,19 +787,19 @@ static int dsp5680xx_write_16_single(struct target *target, uint32_t address, ui

static int dsp5680xx_write_32_single(struct target *target, uint32_t address, uint32_t data, int w_pmem){
int retval = 0;
retval = eonce_move_long_to_r0(target,address);
retval = core_move_long_to_r0(target,address);
err_check_propagate(retval);
retval = eonce_move_long_to_y(target,data);
retval = core_move_long_to_y(target,data);
err_check_propagate(retval);
if(w_pmem)
retval = eonce_move_y0_at_pr0_inc(target);
retval = core_move_y0_at_pr0_inc(target);
else
retval = eonce_move_y0_at_r0_inc(target);
retval = core_move_y0_at_r0_inc(target);
err_check_propagate(retval);
if(w_pmem)
retval = eonce_move_y1_at_pr0_inc(target);
retval = core_move_y1_at_pr0_inc(target);
else
retval = eonce_move_y1_at_r0_inc(target);
retval = core_move_y1_at_r0_inc(target);
err_check_propagate(retval);
return retval;
}
@@ -1079,18 +1077,18 @@ int dsp5680xx_f_protect_check(struct target * target, uint16_t * protected) {
*/
static int dsp5680xx_f_execute_command(struct target * target, uint16_t command, uint32_t address, uint32_t data, uint16_t * hfm_ustat, int pmem){
int retval;
retval = eonce_load_TX_RX_high_to_r0(target);
retval = core_load_TX_RX_high_addr_to_r0(target);
err_check_propagate(retval);
retval = eonce_move_long_to_r2(target,HFM_BASE_ADDR);
retval = core_move_long_to_r2(target,HFM_BASE_ADDR);
err_check_propagate(retval);
uint8_t i[2];
int watchdog = 100;
do{
retval = eonce_move_at_r2_disp_to_y0(target,HFM_USTAT); // read HMF_USTAT
retval = core_move_at_r2_disp_to_y0(target,HFM_USTAT); // read HMF_USTAT
err_check_propagate(retval);
retval = eonce_move_y0_at_r0(target);
retval = core_move_y0_at_r0(target);
err_check_propagate(retval);
retval = eonce_rx_upper_data(target,i);
retval = core_rx_upper_data(target,i);
err_check_propagate(retval);
if((watchdog--)==1){
retval = ERROR_TARGET_FAILURE;
@@ -1100,32 +1098,32 @@ static int dsp5680xx_f_execute_command(struct target * target, uint16_t command,

dsp5680xx_context.flush = 0;

retval = eonce_move_value_at_r2_disp(target,0x00,HFM_CNFG); // write to HFM_CNFG (lock=0, select bank) -- flash_desc.bank&0x03,0x01 == 0x00,0x01 ???
retval = core_move_value_at_r2_disp(target,0x00,HFM_CNFG); // write to HFM_CNFG (lock=0, select bank) -- flash_desc.bank&0x03,0x01 == 0x00,0x01 ???
err_check_propagate(retval);
retval = eonce_move_value_at_r2_disp(target,0x04,HFM_USTAT); // write to HMF_USTAT, clear PVIOL, ACCERR & BLANK bits
retval = core_move_value_at_r2_disp(target,0x04,HFM_USTAT); // write to HMF_USTAT, clear PVIOL, ACCERR & BLANK bits
err_check_propagate(retval);
retval = eonce_move_value_at_r2_disp(target,0x10,HFM_USTAT); // clear only one bit at a time
retval = core_move_value_at_r2_disp(target,0x10,HFM_USTAT); // clear only one bit at a time
err_check_propagate(retval);
retval = eonce_move_value_at_r2_disp(target,0x20,HFM_USTAT);
retval = core_move_value_at_r2_disp(target,0x20,HFM_USTAT);
err_check_propagate(retval);
retval = eonce_move_value_at_r2_disp(target,0x00,HFM_PROT); // write to HMF_PROT, clear protection
retval = core_move_value_at_r2_disp(target,0x00,HFM_PROT); // write to HMF_PROT, clear protection
err_check_propagate(retval);
retval = eonce_move_value_at_r2_disp(target,0x00,HFM_PROTB); // write to HMF_PROTB, clear protection
retval = core_move_value_at_r2_disp(target,0x00,HFM_PROTB); // write to HMF_PROTB, clear protection
err_check_propagate(retval);
retval = eonce_move_value_to_y0(target,data);
retval = core_move_value_to_y0(target,data);
err_check_propagate(retval);
retval = eonce_move_long_to_r3(target,address); // write to the flash block
retval = core_move_long_to_r3(target,address); // write to the flash block
err_check_propagate(retval);
if (pmem){
retval = eonce_move_y0_at_pr3_inc(target);
retval = core_move_y0_at_pr3_inc(target);
err_check_propagate(retval);
}else{
retval = eonce_move_y0_at_r3(target);
retval = core_move_y0_at_r3(target);
err_check_propagate(retval);
}
retval = eonce_move_value_at_r2_disp(target,command,HFM_CMD); // write command to the HFM_CMD reg
retval = core_move_value_at_r2_disp(target,command,HFM_CMD); // write command to the HFM_CMD reg
err_check_propagate(retval);
retval = eonce_move_value_at_r2_disp(target,0x80,HFM_USTAT); // start the command
retval = core_move_value_at_r2_disp(target,0x80,HFM_USTAT); // start the command
err_check_propagate(retval);

dsp5680xx_context.flush = 1;
@@ -1134,11 +1132,11 @@ static int dsp5680xx_f_execute_command(struct target * target, uint16_t command,

watchdog = 100;
do{
retval = eonce_move_at_r2_disp_to_y0(target,HFM_USTAT); // read HMF_USTAT
retval = core_move_at_r2_disp_to_y0(target,HFM_USTAT); // read HMF_USTAT
err_check_propagate(retval);
retval = eonce_move_y0_at_r0(target);
retval = core_move_y0_at_r0(target);
err_check_propagate(retval);
retval = eonce_rx_upper_data(target,i);
retval = core_rx_upper_data(target,i);
err_check_propagate(retval);
if((watchdog--)==1){
retval = ERROR_TARGET_FAILURE;
@@ -1160,18 +1158,18 @@ static int dsp5680xx_f_execute_command(struct target * target, uint16_t command,
*
* @return
*/
static int eonce_set_hfmdiv(struct target * target){
static int set_fm_ck_div(struct target * target){
uint8_t i[2];
int retval;
retval = eonce_move_long_to_r2(target,HFM_BASE_ADDR);
retval = core_move_long_to_r2(target,HFM_BASE_ADDR);
err_check_propagate(retval);
retval = eonce_load_TX_RX_high_to_r0(target);
retval = core_load_TX_RX_high_addr_to_r0(target);
err_check_propagate(retval);
retval = eonce_move_at_r2_to_y0(target);// read HFM_CLKD
retval = core_move_at_r2_to_y0(target);// read HFM_CLKD
err_check_propagate(retval);
retval = eonce_move_y0_at_r0(target);
retval = core_move_y0_at_r0(target);
err_check_propagate(retval);
retval = eonce_rx_upper_data(target,i);
retval = core_rx_upper_data(target,i);
err_check_propagate(retval);
unsigned int hfm_at_wrong_value = 0;
if ((i[0]&0x7f)!=HFM_CLK_DEFAULT) {
@@ -1181,13 +1179,13 @@ static int eonce_set_hfmdiv(struct target * target){
LOG_DEBUG("HFM CLK divisor was already set to correct value (0x%02X).",i[0]&0x7f);
return ERROR_OK;
}
retval = eonce_move_value_at_r2(target,HFM_CLK_DEFAULT); // write HFM_CLKD
retval = core_move_value_at_r2(target,HFM_CLK_DEFAULT); // write HFM_CLKD
err_check_propagate(retval);
retval = eonce_move_at_r2_to_y0(target); // verify HFM_CLKD
retval = core_move_at_r2_to_y0(target); // verify HFM_CLKD
err_check_propagate(retval);
retval = eonce_move_y0_at_r0(target);
retval = core_move_y0_at_r0(target);
err_check_propagate(retval);
retval = eonce_rx_upper_data(target,i);
retval = core_rx_upper_data(target,i);
err_check_propagate(retval);
if (i[0]!=(0x80|(HFM_CLK_DEFAULT&0x7f))) {
retval = ERROR_TARGET_FAILURE;
@@ -1228,7 +1226,7 @@ int dsp5680xx_f_erase_check(struct target * target, uint8_t * erased,uint32_t se
retval = dsp5680xx_halt(target);
err_check_propagate(retval);
}
retval = eonce_set_hfmdiv(target);
retval = set_fm_ck_div(target);
err_check_propagate(retval);
// Check if chip is already erased.
retval = dsp5680xx_f_execute_command(target,HFM_ERASE_VERIFY,HFM_FLASH_BASE_ADDR+sector*HFM_SECTOR_SIZE/2,0,&hfm_ustat,1); // blank check
@@ -1282,7 +1280,7 @@ int dsp5680xx_f_erase(struct target * target, int first, int last){
// -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
// Set hfmdiv
// -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
retval = eonce_set_hfmdiv(target);
retval = set_fm_ck_div(target);
err_check_propagate(retval);

uint16_t hfm_ustat;
@@ -1360,7 +1358,7 @@ int dsp5680xx_f_wr(struct target * target, uint8_t *buffer, uint32_t address, ui
// -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
// Set hfmdiv
// -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
retval = eonce_set_hfmdiv(target);
retval = set_fm_ck_div(target);
err_check_propagate(retval);
// -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
// Setup registers needed by pgm_write_pflash
@@ -1368,26 +1366,26 @@ int dsp5680xx_f_wr(struct target * target, uint8_t *buffer, uint32_t address, ui

dsp5680xx_context.flush = 0;

retval = eonce_move_long_to_r3(target,address); // Destination address to r3
retval = core_move_long_to_r3(target,address); // Destination address to r3
err_check_propagate(retval);
eonce_load_TX_RX_high_to_r0(target); // TX/RX reg address to r0
core_load_TX_RX_high_addr_to_r0(target); // TX/RX reg address to r0
err_check_propagate(retval);
retval = eonce_move_long_to_r2(target,HFM_BASE_ADDR);// FM base address to r2
retval = core_move_long_to_r2(target,HFM_BASE_ADDR);// FM base address to r2
err_check_propagate(retval);
// -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
// Run flashing program.
// -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
retval = eonce_move_value_at_r2_disp(target,0x00,HFM_CNFG); // write to HFM_CNFG (lock=0, select bank)
retval = core_move_value_at_r2_disp(target,0x00,HFM_CNFG); // write to HFM_CNFG (lock=0, select bank)
err_check_propagate(retval);
retval = eonce_move_value_at_r2_disp(target,0x04,HFM_USTAT);// write to HMF_USTAT, clear PVIOL, ACCERR & BLANK bits
retval = core_move_value_at_r2_disp(target,0x04,HFM_USTAT);// write to HMF_USTAT, clear PVIOL, ACCERR & BLANK bits
err_check_propagate(retval);
retval = eonce_move_value_at_r2_disp(target,0x10,HFM_USTAT);// clear only one bit at a time
retval = core_move_value_at_r2_disp(target,0x10,HFM_USTAT);// clear only one bit at a time
err_check_propagate(retval);
retval = eonce_move_value_at_r2_disp(target,0x20,HFM_USTAT);
retval = core_move_value_at_r2_disp(target,0x20,HFM_USTAT);
err_check_propagate(retval);
retval = eonce_move_value_at_r2_disp(target,0x00,HFM_PROT);// write to HMF_PROT, clear protection
retval = core_move_value_at_r2_disp(target,0x00,HFM_PROT);// write to HMF_PROT, clear protection
err_check_propagate(retval);
retval = eonce_move_value_at_r2_disp(target,0x00,HFM_PROTB);// write to HMF_PROTB, clear protection
retval = core_move_value_at_r2_disp(target,0x00,HFM_PROTB);// write to HMF_PROTB, clear protection
err_check_propagate(retval);
if(count%2){
//TODO implement handling of odd number of words.
@@ -1401,7 +1399,7 @@ int dsp5680xx_f_wr(struct target * target, uint8_t *buffer, uint32_t address, ui

uint32_t drscan_data;
uint16_t tmp = (buffer[0]|(buffer[1]<<8));
retval = eonce_tx_upper_data(target,tmp,&drscan_data);
retval = core_tx_upper_data(target,tmp,&drscan_data);
err_check_propagate(retval);

retval = dsp5680xx_resume(target,0,my_favourite_ram_address,0,0);
@@ -1416,7 +1414,7 @@ int dsp5680xx_f_wr(struct target * target, uint8_t *buffer, uint32_t address, ui
counter = FLUSH_COUNT_FLASH;
}
tmp = (buffer[2*i]|(buffer[2*i+1]<<8));
retval = eonce_tx_upper_data(target,tmp,&drscan_data);
retval = core_tx_upper_data(target,tmp,&drscan_data);
if(retval!=ERROR_OK){
dsp5680xx_context.flush = 1;
err_check_propagate(retval);


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