Line 19... |
Line 19... |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
|
|
|
/* Establishes jtag proxy server and communicates with parallel
|
/* Establishes jtag proxy server and communicates with parallel
|
port directly. Requires root access. */
|
port directly. Requires root access. */
|
|
|
|
#include <assert.h>
|
#include <stdio.h>
|
#include <stdio.h>
|
#include <ctype.h>
|
#include <ctype.h>
|
#include <string.h>
|
#include <string.h>
|
#include <stdlib.h>
|
#include <stdlib.h>
|
#include <unistd.h>
|
#include <unistd.h>
|
Line 53... |
Line 54... |
#define TC_BLUE 4
|
#define TC_BLUE 4
|
#define TC_MAGENTA 5
|
#define TC_MAGENTA 5
|
#define TC_CYAN 6
|
#define TC_CYAN 6
|
#define TC_WHITE 7
|
#define TC_WHITE 7
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|
|
|
#define SDRAM_BASE 0x00000000
|
|
#define SDRAM_SIZE 0x04000000
|
|
#define SRAM_BASE 0x40000000
|
|
#define SRAM_SIZE 0x04000000 // This is not ok
|
|
|
|
|
|
|
static int base = 0x378; /* FIXME: We should detect the address. */
|
static int base = 0x378; /* FIXME: We should detect the address. */
|
int err = 0;
|
int err = 0;
|
int set_pc = 0;
|
int set_pc = 0;
|
int set_step = 0;
|
int set_step = 0;
|
int waiting = 0;
|
int waiting = 0;
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Line 262... |
Line 270... |
}
|
}
|
|
|
/* Resets JTAG, and sets DEBUG scan chain */
|
/* Resets JTAG, and sets DEBUG scan chain */
|
static int dbg_reset() {
|
static int dbg_reset() {
|
int err;
|
int err;
|
|
unsigned long id;
|
jp2_reset_JTAG();
|
jp2_reset_JTAG();
|
|
|
|
/* read ID */
|
|
jtag_set_ir(JI_IDCODE);
|
|
jp2_write_JTAG(TMS); /* SELECT_DR SCAN */
|
|
jp2_write_JTAG(0); /* CAPTURE_DR */
|
|
jp2_write_JTAG(0); /* SHIFT_DR */
|
|
/* read ID, EXIT1_DR */
|
|
crc_w = 0xffffffff;
|
|
id = jp2_read_stream(0, 32, 1);
|
|
jp2_write_JTAG(TMS); /* UPDATE_DR */
|
|
jp2_write_JTAG(0); /* IDLE */
|
|
printf("JTAG ID = %08x\n", id);
|
|
|
/* select debug scan chain and stay in it forever */
|
/* select debug scan chain and stay in it forever */
|
jtag_set_ir(JI_DEBUG);
|
jtag_set_ir(JI_DEBUG);
|
current_chain = -1;
|
current_chain = -1;
|
return DBG_ERR_OK;
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* counts retries and returns zero if we should abort */
|
/* counts retries and returns zero if we should abort */
|
/* TODO: dinamically adjust timings for jp2 */
|
/* TODO: dinamically adjust timings for jp2 */
|
static int retry_no = 0;
|
static int retry_no = 0;
|
int retry_do() {
|
int retry_do() {
|
int i, err;
|
int i, err;
|
printf("RETRY\n");
|
printf("RETRY\n");
|
|
//exit(2);
|
if (retry_no >= NUM_SOFT_RETRIES) {
|
if (retry_no >= NUM_SOFT_RETRIES) {
|
if ((err = dbg_reset())) return err;
|
if ((err = dbg_reset())) return err;
|
} else { /* quick reset */
|
} else { /* quick reset */
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for(i = 0; i < 8; i++) jp2_write_JTAG(TMS);
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for(i = 0; i < 8; i++) jp2_write_JTAG(TMS);
|
jp2_write_JTAG(0); /* go into IDLE state */
|
jp2_write_JTAG(0); /* go into IDLE state */
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Line 309... |
Line 333... |
jp2_write_JTAG(0); /* CAPTURE_DR */
|
jp2_write_JTAG(0); /* CAPTURE_DR */
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jp2_write_JTAG(0); /* SHIFT_DR */
|
jp2_write_JTAG(0); /* SHIFT_DR */
|
|
|
/* write data, EXIT1_DR */
|
/* write data, EXIT1_DR */
|
crc_w = 0xffffffff;
|
crc_w = 0xffffffff;
|
jp2_write_stream((chain & 0x7 | 0x8), DC_SIZE + 1, 0);
|
jp2_write_stream((chain & 0xf | (1<<DC_SIZE)), DC_SIZE + 1, 0);
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jp2_write_stream(crc_w, DBG_CRC_SIZE, 0);
|
jp2_write_stream(crc_w, DBG_CRC_SIZE, 0);
|
crc_r = 0xffffffff;
|
crc_r = 0xffffffff;
|
status = jp2_read_stream(0, DC_STATUS_SIZE, 0);
|
status = jp2_read_stream(0, DC_STATUS_SIZE, 0);
|
crc_generated = crc_r;
|
crc_generated = crc_r;
|
crc_read = jp2_read_stream(0, DBG_CRC_SIZE, 1);
|
crc_read = jp2_read_stream(0, DBG_CRC_SIZE, 1);
|
|
|
/* invalid chain? */
|
//printf("%x %x %x\n", status, crc_read, crc_generated);
|
if (status == 0xf && crc_read == crc_generated) return DBG_ERR_INV_CHAIN;
|
/* CRCs must match, otherwise retry */
|
|
if (crc_read != crc_generated) {
|
/* we should read 1101, otherwise retry */
|
|
if (status != 0xd || crc_read != crc_generated) {
|
|
if (retry_do()) goto try_again;
|
if (retry_do()) goto try_again;
|
else return DBG_ERR_CRC;
|
else return DBG_ERR_CRC;
|
}
|
}
|
|
/* we should read expected status value, otherwise retry */
|
|
if (status != 0) {
|
|
if (retry_do()) goto try_again;
|
|
else return status;
|
|
}
|
|
|
/* reset retry counter */
|
/* reset retry counter */
|
retry_ok();
|
retry_ok();
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|
|
jp2_write_JTAG(TMS); /* UPDATE_DR */
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jp2_write_JTAG(TMS); /* UPDATE_DR */
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Line 335... |
Line 362... |
current_chain = chain;
|
current_chain = chain;
|
return DBG_ERR_OK;
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* sends out a command with 32bit address and 16bit length, if len >= 0 */
|
/* sends out a command with 32bit address and 16bit length, if len >= 0 */
|
int dbg_command(unsigned long adr, int command, int expect_status, int len) {
|
int dbg_command(int type, unsigned long adr, int len) {
|
int status, crc_generated, crc_read;
|
int status, crc_generated, crc_read;
|
|
|
try_again:
|
try_again:
|
dbg_set_chain(dbg_chain);
|
dbg_set_chain(dbg_chain);
|
debug("\n");
|
debug("\n");
|
debug2("wb_comm %i\n", command);
|
debug2("comm %i\n", type);
|
|
|
/***** WRITEx *****/
|
/***** WRITEx *****/
|
jp2_write_JTAG(TMS); /* SELECT_DR SCAN */
|
jp2_write_JTAG(TMS); /* SELECT_DR SCAN */
|
jp2_write_JTAG(0); /* CAPTURE_DR */
|
jp2_write_JTAG(0); /* CAPTURE_DR */
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jp2_write_JTAG(0); /* SHIFT_DR */
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jp2_write_JTAG(0); /* SHIFT_DR */
|
|
|
/* write data, EXIT1_DR */
|
/* write data, EXIT1_DR */
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crc_w = 0xffffffff;
|
crc_w = 0xffffffff;
|
jp2_write_stream((command & 0x7), DC_SIZE + 1, 0);
|
jp2_write_stream((DI_WRITE_CMD & 0xf | (0<<DC_SIZE)), DC_SIZE + 1, 0);
|
|
jp2_write_stream(type, 4, 0);
|
jp2_write_stream(adr, 32, 0);
|
jp2_write_stream(adr, 32, 0);
|
if (len >= 0) jp2_write_stream(len, 16, 0);
|
assert(len > 0);
|
|
jp2_write_stream(len - 1, 16, 0);
|
jp2_write_stream(crc_w, DBG_CRC_SIZE, 0);
|
jp2_write_stream(crc_w, DBG_CRC_SIZE, 0);
|
crc_r = 0xffffffff;
|
crc_r = 0xffffffff;
|
status = jp2_read_stream(0, DC_STATUS_SIZE, 0);
|
status = jp2_read_stream(0, DC_STATUS_SIZE, 0);
|
crc_generated = crc_r;
|
crc_generated = crc_r;
|
crc_read = jp2_read_stream(0, DBG_CRC_SIZE, 1);
|
crc_read = jp2_read_stream(0, DBG_CRC_SIZE, 1);
|
|
|
/* we should read expected status value, otherwise retry */
|
/* CRCs must match, otherwise retry */
|
if (status != expect_status || crc_read != crc_generated) {
|
if (crc_read != crc_generated) {
|
if (retry_do()) goto try_again;
|
if (retry_do()) goto try_again;
|
else return DBG_ERR_CRC;
|
else return DBG_ERR_CRC;
|
}
|
}
|
|
/* we should read expected status value, otherwise retry */
|
|
if (status != 0) {
|
|
if (retry_do()) goto try_again;
|
|
else return status;
|
|
}
|
jp2_write_JTAG(TMS); /* UPDATE_DR */
|
jp2_write_JTAG(TMS); /* UPDATE_DR */
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jp2_write_JTAG(0); /* IDLE */
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jp2_write_JTAG(0); /* IDLE */
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|
|
/* reset retry counter */
|
/* reset retry counter */
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retry_ok();
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retry_ok();
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return DBG_ERR_OK;
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return DBG_ERR_OK;
|
}
|
}
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|
|
/* issues a burst read/write */
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/* writes a ctrl reg */
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int dbg_go(int go_command, unsigned char *data, unsigned short len, int read, int expected_status) {
|
int dbg_ctrl(int reset, int stall) {
|
int status, crc_generated, crc_read;
|
int status, crc_generated, crc_read;
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int i;
|
|
|
|
try_again:
|
try_again:
|
dbg_set_chain(dbg_chain);
|
dbg_set_chain(dbg_chain);
|
debug("\n");
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debug("\n");
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debug2("go len = %d\n", len);
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debug2("ctrl\n");
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|
|
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/***** WRITEx *****/
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jp2_write_JTAG(TMS); /* SELECT_DR SCAN */
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jp2_write_JTAG(TMS); /* SELECT_DR SCAN */
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jp2_write_JTAG(0); /* CAPTURE_DR */
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jp2_write_JTAG(0); /* CAPTURE_DR */
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jp2_write_JTAG(0); /* SHIFT_DR */
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jp2_write_JTAG(0); /* SHIFT_DR */
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|
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/* write data, EXIT1_DR */
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/* write data, EXIT1_DR */
|
crc_w = 0xffffffff;
|
crc_w = 0xffffffff;
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jp2_write_stream(go_command, DC_SIZE + 1, 0);
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jp2_write_stream((DI_WRITE_CTRL & 0xf | (0<<DC_SIZE)), DC_SIZE + 1, 0);
|
if (!read) {
|
jp2_write_stream(reset, 1, 0);
|
/* reverse byte ordering, since we must send in big endian */
|
jp2_write_stream(stall, 1, 0);
|
for (i = 0; i < len; i++)
|
jp2_write_stream(0, 50, 0);
|
jp2_write_stream(data[i], 8, 0);
|
|
}
|
|
jp2_write_stream(crc_w, DBG_CRC_SIZE, 0);
|
jp2_write_stream(crc_w, DBG_CRC_SIZE, 0);
|
crc_r = 0xffffffff;
|
crc_r = 0xffffffff;
|
if (read) {
|
|
/* reverse byte ordering, since we must send in big endian */
|
|
for (i = 0; i < len; i++)
|
|
data[i] = jp2_read_stream(data[i], 8, 0);
|
|
}
|
|
status = jp2_read_stream(0, DC_STATUS_SIZE, 0);
|
status = jp2_read_stream(0, DC_STATUS_SIZE, 0);
|
crc_generated = crc_r;
|
crc_generated = crc_r;
|
crc_read = jp2_read_stream(0, DBG_CRC_SIZE, 1);
|
crc_read = jp2_read_stream(0, DBG_CRC_SIZE, 1);
|
|
|
/* was there an bus error -- wishbone only */
|
/* CRCs must match, otherwise retry */
|
if (status == 0x9 && crc_read == crc_generated) return DBG_ERR_BUSERR;
|
//printf("%x %x %x\n", status, crc_read, crc_generated);
|
//printf("[status %x %x %x %x]\n", status, expected_status, crc_read, crc_generated);
|
if (crc_read != crc_generated) {
|
|
|
/* we should read expected status, otherwise retry */
|
|
if (status != expected_status || crc_read != crc_generated) {
|
|
if (retry_do()) goto try_again;
|
if (retry_do()) goto try_again;
|
else return DBG_ERR_CRC;
|
else return DBG_ERR_CRC;
|
}
|
}
|
|
/* we should read expected status value, otherwise retry */
|
|
if (status != 0) {
|
|
if (retry_do()) goto try_again;
|
|
else return status;
|
|
}
|
jp2_write_JTAG(TMS); /* UPDATE_DR */
|
jp2_write_JTAG(TMS); /* UPDATE_DR */
|
jp2_write_JTAG(0); /* IDLE */
|
jp2_write_JTAG(0); /* IDLE */
|
|
|
/* reset retry counter */
|
/* reset retry counter */
|
retry_ok();
|
retry_ok();
|
return DBG_ERR_OK;
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* check the status */
|
/* reads control register */
|
int dbg_wb_status() {
|
int dbg_ctrl_read(int *reset, int *stall) {
|
int status, crc_generated, crc_read;
|
int status, crc_generated, crc_read;
|
int wait_retries = 0;
|
|
|
|
try_again:
|
try_again:
|
dbg_set_chain(dbg_chain);
|
dbg_set_chain(dbg_chain);
|
debug("\n");
|
debug("\n");
|
debug2("status\n");
|
debug2("ctrl_read\n");
|
|
|
jp2_write_JTAG(TMS); /* SELECT_DR SCAN */
|
jp2_write_JTAG(TMS); /* SELECT_DR SCAN */
|
jp2_write_JTAG(0); /* CAPTURE_DR */
|
jp2_write_JTAG(0); /* CAPTURE_DR */
|
jp2_write_JTAG(0); /* SHIFT_DR */
|
jp2_write_JTAG(0); /* SHIFT_DR */
|
|
|
/* write data, EXIT1_DR */
|
/* write data, EXIT1_DR */
|
crc_w = 0xffffffff;
|
crc_w = 0xffffffff;
|
jp2_write_stream(DI_WB_STATUS, DC_SIZE + 1, 0);
|
jp2_write_stream(DI_READ_CTRL | (0<<DC_SIZE), DC_SIZE + 1, 0);
|
jp2_write_stream(crc_w, DBG_CRC_SIZE, 0);
|
jp2_write_stream(crc_w, DBG_CRC_SIZE, 0);
|
crc_r = 0xffffffff;
|
crc_r = 0xffffffff;
|
|
*reset = jp2_read_stream(0, 1, 0);
|
|
*stall = jp2_read_stream(0, 1, 0);
|
|
jp2_read_stream(0, 50, 0);
|
status = jp2_read_stream(0, DC_STATUS_SIZE, 0);
|
status = jp2_read_stream(0, DC_STATUS_SIZE, 0);
|
crc_generated = crc_r;
|
crc_generated = crc_r;
|
crc_read = jp2_read_stream(0, DBG_CRC_SIZE, 1);
|
crc_read = jp2_read_stream(0, DBG_CRC_SIZE, 1);
|
|
|
/* is cycle still in progress */
|
/* CRCs must match, otherwise retry */
|
if (status == 0xc && crc_read == crc_generated) {
|
//printf("%x %x %x\n", status, crc_read, crc_generated);
|
|
if (crc_read != crc_generated) {
|
|
if (retry_do()) goto try_again;
|
|
else return DBG_ERR_CRC;
|
|
}
|
|
/* we should read expected status value, otherwise retry */
|
|
if (status != 0) {
|
|
if (retry_do()) goto try_again;
|
|
else return status;
|
|
}
|
jp2_write_JTAG(TMS); /* UPDATE_DR */
|
jp2_write_JTAG(TMS); /* UPDATE_DR */
|
jp2_write_JTAG(0); /* IDLE */
|
jp2_write_JTAG(0); /* IDLE */
|
JTAG_RETRY_WAIT();
|
|
wait_retries++;
|
/* reset retry counter */
|
if (wait_retries > NUM_ACCESS_RETRIES) goto try_again;
|
retry_ok();
|
|
return DBG_ERR_OK;
|
|
}
|
|
/* issues a burst read/write */
|
|
int dbg_go(unsigned char *data, unsigned short len, int read) {
|
|
int status, crc_generated, crc_read;
|
|
int i;
|
|
|
|
try_again:
|
|
dbg_set_chain(dbg_chain);
|
|
debug("\n");
|
|
debug2("go len = %d\n", len);
|
|
|
|
jp2_write_JTAG(TMS); /* SELECT_DR SCAN */
|
|
jp2_write_JTAG(0); /* CAPTURE_DR */
|
|
jp2_write_JTAG(0); /* SHIFT_DR */
|
|
|
|
/* write data, EXIT1_DR */
|
|
crc_w = 0xffffffff;
|
|
jp2_write_stream(DI_GO | (0<<DC_SIZE), DC_SIZE + 1, 0);
|
|
if (!read) {
|
|
/* reverse byte ordering, since we must send in big endian */
|
|
for (i = 0; i < len; i++)
|
|
jp2_write_stream(data[i], 8, 0);
|
}
|
}
|
|
jp2_write_stream(crc_w, DBG_CRC_SIZE, 0);
|
|
crc_r = 0xffffffff;
|
|
if (read) {
|
|
/* reverse byte ordering, since we must send in big endian */
|
|
for (i = 0; i < len; i++)
|
|
data[i] = jp2_read_stream(data[i], 8, 0);
|
|
}
|
|
status = jp2_read_stream(0, DC_STATUS_SIZE, 0);
|
|
crc_generated = crc_r;
|
|
crc_read = jp2_read_stream(0, DBG_CRC_SIZE, 1);
|
|
|
/* we should read 1000, otherwise retry */
|
/* CRCs must match, otherwise retry */
|
if (status != 0x8 || crc_read != crc_generated) {
|
//printf("%x %x %x\n", status, crc_read, crc_generated);
|
|
if (crc_read != crc_generated) {
|
if (retry_do()) goto try_again;
|
if (retry_do()) goto try_again;
|
else return DBG_ERR_CRC;
|
else return DBG_ERR_CRC;
|
}
|
}
|
|
/* we should read expected status value, otherwise retry */
|
|
if (status != 0) {
|
|
if (retry_do()) goto try_again;
|
|
else return status;
|
|
}
|
jp2_write_JTAG(TMS); /* UPDATE_DR */
|
jp2_write_JTAG(TMS); /* UPDATE_DR */
|
jp2_write_JTAG(0); /* IDLE */
|
jp2_write_JTAG(0); /* IDLE */
|
|
|
/* reset retry counter */
|
/* reset retry counter */
|
retry_ok();
|
retry_ok();
|
return DBG_ERR_OK;
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* read a block from wishbone */
|
/* read a word from wishbone */
|
int dbg_wb_read(unsigned long adr, int command, unsigned char *data, unsigned short len) {
|
int dbg_wb_read32(unsigned long adr, unsigned long *data) {
|
int err;
|
int err;
|
if ((err = dbg_set_chain(DC_WISHBONE))) return err;
|
if ((err = dbg_set_chain(DC_WISHBONE))) return err;
|
if ((err = dbg_command(adr, command, 0x8, len))) return err;
|
if ((err = dbg_command(0x6, adr, 4))) return err;
|
if ((err = dbg_go(DI_WB_GO, data, len, 1, 0x8))) return err;
|
if ((err = dbg_go((unsigned char*)data, 4, 1))) return err;
|
if ((err = dbg_wb_status())) return err;
|
*data = ntohl(*data);
|
return DBG_ERR_OK;
|
return err;
|
}
|
}
|
|
|
/* write a block to wishbone */
|
/* write a word to wishbone */
|
int dbg_wb_write(unsigned long adr, int command, unsigned char *data, unsigned short len) {
|
int dbg_wb_write32(unsigned long adr, unsigned long data) {
|
int err;
|
int err;
|
|
data = ntohl(data);
|
if ((err = dbg_set_chain(DC_WISHBONE))) return err;
|
if ((err = dbg_set_chain(DC_WISHBONE))) return err;
|
if ((err = dbg_command(adr, command, 0x8, len))) return err;
|
if ((err = dbg_command(0x2, adr, 4))) return err;
|
if ((err = dbg_go(DI_WB_GO, data, len, 0, 0x8))) return err;
|
if ((err = dbg_go((unsigned char*)&data, 4, 0))) return err;
|
if ((err = dbg_wb_status())) return err;
|
|
return DBG_ERR_OK;
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* read a register from cpu */
|
/* write a word to wishbone */
|
int dbg_cpu_read(unsigned long adr, int command, unsigned long *data, int len) {
|
int dbg_wb_write16(unsigned long adr, unsigned short data) {
|
int err;
|
int err;
|
if ((err = dbg_set_chain(DC_CPU))) return err;
|
data = ntohs(data);
|
if ((err = dbg_command(adr, command, 0xa, -1))) return err;
|
if ((err = dbg_set_chain(DC_WISHBONE))) return err;
|
if ((err = dbg_go(DI_CPU_GO, (unsigned char*)data, len, 1, 0xa))) return err;
|
if ((err = dbg_command(0x1, adr, 2))) return err;
|
|
if ((err = dbg_go((unsigned char*)&data, 2, 0))) return err;
|
return DBG_ERR_OK;
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* write a cpu register */
|
/* write a word to wishbone */
|
int dbg_cpu_write(unsigned long adr, int command, unsigned long data, int len) {
|
int dbg_wb_write8(unsigned long adr, unsigned long data) {
|
int err;
|
int err;
|
if ((err = dbg_set_chain(DC_CPU))) return err;
|
if ((err = dbg_set_chain(DC_WISHBONE))) return err;
|
if ((err = dbg_command(adr, command, 0xa, -1))) return err;
|
if ((err = dbg_command(0x0, adr, 1))) return err;
|
if ((err = dbg_go(DI_CPU_GO, (unsigned char *)&data, len, 0, 0xa))) return err;
|
if ((err = dbg_go((unsigned char*)&data, 1, 0))) return err;
|
return DBG_ERR_OK;
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* read a word from wishbone */
|
/* read a block from wishbone */
|
int dbg_wb_read32(unsigned long adr, unsigned long *data) {
|
int dbg_wb_read_block32(unsigned long adr, unsigned long *data, int len) {
|
int err = dbg_wb_read(adr, DI_WB_READ32, (unsigned char*)data, 4);
|
int i, err;
|
*data = ntohl(*data);
|
//printf("%08x %08x\n", adr, len);
|
return err;
|
if ((err = dbg_set_chain(DC_WISHBONE))) return err;
|
|
if ((err = dbg_command(0x6, adr, len))) return err;
|
|
if ((err = dbg_go((unsigned char*)data, len, 1))) return err;
|
|
for (i = 0; i < len / 4; i ++) data[i] = ntohl(data[i]);
|
|
//printf("%08x\n", err);
|
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* write a word to wishbone */
|
/* read a block from wishbone */
|
int dbg_wb_write32(unsigned long adr, unsigned long data) {
|
int dbg_wb_read_block16(unsigned long adr, unsigned short *data, int len) {
|
data = ntohl(data);
|
int i, err;
|
return dbg_wb_write(adr, DI_WB_WRITE32, (unsigned char*)&data, 4);
|
//printf("%08x %08x\n", adr, len);
|
|
if ((err = dbg_set_chain(DC_WISHBONE))) return err;
|
|
if ((err = dbg_command(0x5, adr, len))) return err;
|
|
if ((err = dbg_go((unsigned char*)data, len, 1))) return err;
|
|
for (i = 0; i < len / 2; i ++) data[i] = ntohs(data[i]);
|
|
//printf("%08x\n", err);
|
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* read a block from wishbone */
|
/* read a block from wishbone */
|
int dbg_wb_read_block32(unsigned long adr, unsigned long *data, int len) {
|
int dbg_wb_read_block8(unsigned long adr, unsigned char *data, int len) {
|
int i, err;
|
int i, err;
|
//printf("%08x %08x\n", adr, len);
|
//printf("%08x %08x\n", adr, len);
|
err = dbg_wb_read(adr, DI_WB_READ32, (unsigned char*)data, len);
|
if ((err = dbg_set_chain(DC_WISHBONE))) return err;
|
for (i = 0; i < len / 4; i ++) data[i] = ntohl(data[i]);
|
if ((err = dbg_command(0x4, adr, len))) return err;
|
|
if ((err = dbg_go((unsigned char*)data, len, 1))) return err;
|
//printf("%08x\n", err);
|
//printf("%08x\n", err);
|
return err;
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* write a block to wishbone */
|
/* write a block to wishbone */
|
int dbg_wb_write_block32(unsigned long adr, unsigned long *data, int len) {
|
int dbg_wb_write_block32(unsigned long adr, unsigned long *data, int len) {
|
int i;
|
int i, err;
|
for (i = 0; i < len / 4; i ++) data[i] = ntohl(data[i]);
|
for (i = 0; i < len / 4; i ++) data[i] = ntohl(data[i]);
|
return dbg_wb_write(adr, DI_WB_WRITE32, (unsigned char*)data, len);
|
if ((err = dbg_set_chain(DC_WISHBONE))) return err;
|
|
if ((err = dbg_command(0x2, adr, len))) return err;
|
|
if ((err = dbg_go((unsigned char*)data, len, 0))) return err;
|
|
return DBG_ERR_OK;
|
|
}
|
|
|
|
/* write a block to wishbone */
|
|
int dbg_wb_write_block16(unsigned long adr, unsigned short *data, int len) {
|
|
int i, err;
|
|
for (i = 0; i < len / 2; i ++) data[i] = ntohs(data[i]);
|
|
if ((err = dbg_set_chain(DC_WISHBONE))) return err;
|
|
if ((err = dbg_command(0x1, adr, len))) return err;
|
|
if ((err = dbg_go((unsigned char*)data, len, 0))) return err;
|
|
return DBG_ERR_OK;
|
|
}
|
|
|
|
/* write a block to wishbone */
|
|
int dbg_wb_write_block8(unsigned long adr, unsigned char *data, int len) {
|
|
int i, err;
|
|
if ((err = dbg_set_chain(DC_WISHBONE))) return err;
|
|
if ((err = dbg_command(0x0, adr, len))) return err;
|
|
if ((err = dbg_go((unsigned char*)data, len, 0))) return err;
|
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* read a register from cpu */
|
/* read a register from cpu */
|
int dbg_cpu_read32(unsigned long adr, unsigned long *data) {
|
int dbg_cpu0_read(unsigned long adr, unsigned long *data) {
|
int err = dbg_cpu_read(adr, DI_CPU_READ32, data, 4);
|
int err;
|
|
if ((err = dbg_set_chain(DC_CPU0))) return err;
|
|
if ((err = dbg_command(0x6, adr, 4))) return err;
|
|
if ((err = dbg_go((unsigned char*)data, 4, 1))) return err;
|
*data = ntohl(*data);
|
*data = ntohl(*data);
|
return err;
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* read a register from cpu module */
|
/* write a cpu register */
|
int dbg_cpu_read_reg(unsigned long adr, unsigned char *data) {
|
int dbg_cpu0_write(unsigned long adr, unsigned long data) {
|
return dbg_cpu_read(adr, DI_CPU_READ_REG, (unsigned long *)data, 1);
|
int err;
|
|
data = ntohl(data);
|
|
if ((err = dbg_set_chain(DC_CPU0))) return err;
|
|
if ((err = dbg_command(0x2, adr, 4))) return err;
|
|
if ((err = dbg_go((unsigned char*)&data, 4, 0))) return err;
|
|
return DBG_ERR_OK;
|
|
}
|
|
|
|
/* read a register from cpu */
|
|
int dbg_cpu1_read(unsigned long adr, unsigned long *data) {
|
|
int err;
|
|
if ((err = dbg_set_chain(DC_CPU1))) return err;
|
|
if ((err = dbg_command(0x6, adr, 4))) return err;
|
|
if ((err = dbg_go((unsigned char*)data, 4, 1))) return err;
|
|
*data = ntohl(*data);
|
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* write a cpu register */
|
/* write a cpu register */
|
int dbg_cpu_write32(unsigned long adr, unsigned long data) {
|
int dbg_cpu1_write(unsigned long adr, unsigned long data) {
|
|
int err;
|
data = ntohl(data);
|
data = ntohl(data);
|
return dbg_cpu_write(adr, DI_CPU_WRITE32, data, 4);
|
if ((err = dbg_set_chain(DC_CPU1))) return err;
|
|
if ((err = dbg_command(0x2, adr, 4))) return err;
|
|
if ((err = dbg_go((unsigned char*)&data, 4, 0))) return err;
|
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
/* write a cpu module register */
|
/* write a cpu module register */
|
int dbg_cpu_write_reg(unsigned long adr, unsigned char data) {
|
int dbg_cpu1_write_reg(unsigned long adr, unsigned char data) {
|
unsigned long l;
|
int err;
|
*((unsigned char*)&l) = data;
|
if ((err = dbg_set_chain(DC_CPU1))) return err;
|
return dbg_cpu_write(adr, DI_CPU_WRITE_REG, data, 1);
|
if ((err = dbg_ctrl(data & 2, data &1))) return err;
|
|
return DBG_ERR_OK;
|
|
}
|
|
|
|
/* read a register from cpu module */
|
|
int dbg_cpu1_read_ctrl(unsigned long adr, unsigned char *data) {
|
|
int err;
|
|
int r, s;
|
|
if ((err = dbg_set_chain(DC_CPU1))) return err;
|
|
if ((err = dbg_ctrl_read(&r, &s))) return err;
|
|
*data = (r << 1) | s;
|
|
return DBG_ERR_OK;
|
|
}
|
|
|
|
/* write a cpu module register */
|
|
int dbg_cpu0_write_ctrl(unsigned long adr, unsigned char data) {
|
|
int err;
|
|
if ((err = dbg_set_chain(DC_CPU0))) return err;
|
|
if ((err = dbg_ctrl(data & 2, data &1))) return err;
|
|
return DBG_ERR_OK;
|
|
}
|
|
|
|
/* read a register from cpu module */
|
|
int dbg_cpu0_read_ctrl(unsigned long adr, unsigned char *data) {
|
|
int err;
|
|
int r, s;
|
|
if ((err = dbg_set_chain(DC_CPU0))) return err;
|
|
if ((err = dbg_ctrl_read(&r, &s))) return err;
|
|
*data = (r << 1) | s;
|
|
return DBG_ERR_OK;
|
}
|
}
|
|
|
void check(char *fn, int l, int i) {
|
void check(char *fn, int l, int i) {
|
if (i != DBG_ERR_OK) {
|
if (i != DBG_ERR_OK) {
|
fprintf(stderr, "%s:%d: Jtag error %d occured; exiting.\n", fn, l, i);
|
fprintf(stderr, "%s:%d: Jtag error %d occured; exiting.\n", fn, l, i);
|
exit(1);
|
exit(1);
|
}
|
}
|
}
|
}
|
|
|
|
|
|
void test_sdram (void) {
|
|
unsigned long insn;
|
|
unsigned long i;
|
|
unsigned long data4_out[0x08];
|
|
unsigned long data4_in[0x08];
|
|
unsigned short data2_out[0x10];
|
|
unsigned short data2_in[0x10];
|
|
unsigned char data1_out[0x20];
|
|
unsigned char data1_in[0x20];
|
|
|
|
printf("Start SDRAM WR\n");
|
|
for (i=0x10; i<(SDRAM_SIZE+SDRAM_BASE); i=i<<1) {
|
|
//printf("0x%x: 0x%x\n", SDRAM_BASE+i, i);
|
|
CHECK(dbg_wb_write32(SDRAM_BASE+i, i));
|
|
}
|
|
|
|
printf("Start SDRAM RD\n");
|
|
for (i=0x10; i<(SDRAM_SIZE+SDRAM_BASE); i=i<<1) {
|
|
CHECK(dbg_wb_read32(SDRAM_BASE+i, &insn));
|
|
//printf("0x%x: 0x%x\n", SDRAM_BASE+i, insn);
|
|
if (i != insn) {
|
|
printf("SDRAM not OK");
|
|
exit (1);
|
|
}
|
|
}
|
|
|
|
printf("32-bit block write from %x to %x\n", SDRAM_BASE, SDRAM_BASE + 0x20);
|
|
for (i=0; i<(0x20/4); i++) {
|
|
data4_out[i] = data4_in[i] = ((4*i+3)<<24) | ((4*i+2)<<16) | ((4*i+1)<<8) | (4*i);
|
|
//printf("data_out = %0x\n", data4_out[i]);
|
|
}
|
|
|
|
//printf("Press a key for write\n"); getchar();
|
|
CHECK(dbg_wb_write_block32(SDRAM_BASE, &data4_out[0], 0x20));
|
|
|
|
// 32-bit block read is used for checking
|
|
printf("32-bit block read from %x to %x\n", SDRAM_BASE, SDRAM_BASE + 0x20);
|
|
CHECK(dbg_wb_read_block32(SDRAM_BASE, &data4_out[0], 0x20));
|
|
for (i=0; i<(0x20/4); i++) {
|
|
//printf("0x%x: 0x%x\n", SDRAM_BASE+(i*4), data_out[i]);
|
|
if (data4_in[i] != data4_out[i]) {
|
|
printf("SDRAM data differs. Expected: 0x%0x, read: 0x%0x\n", data4_in[i], data4_out[i]);
|
|
exit(1);
|
|
}
|
|
}
|
|
|
|
printf("16-bit block write from %x to %x\n", SDRAM_BASE, SDRAM_BASE + 0x20);
|
|
for (i=0; i<(0x20/2); i++) {
|
|
data2_out[i] = data2_in[i] = ((4*i+1)<<8) | (4*i);
|
|
//printf("data_out = %0x\n", data_out[i]);
|
|
}
|
|
CHECK(dbg_wb_write_block16(SDRAM_BASE, &data2_out[0], 0x20));
|
|
|
|
// 16-bit block read is used for checking
|
|
printf("16-bit block read from %x to %x\n", SDRAM_BASE, SDRAM_BASE + 0x20);
|
|
CHECK(dbg_wb_read_block16(SDRAM_BASE, &data2_out[0], 0x20));
|
|
for (i=0; i<(0x20/2); i++) {
|
|
//printf("0x%x: 0x%x\n", SDRAM_BASE+(i*4), data_out[i]);
|
|
if (data2_in[i] != data2_out[i]) {
|
|
printf("SDRAM data differs. Expected: 0x%0x, read: 0x%0x\n", data2_in[i], data2_out[i]);
|
|
exit(1);
|
|
}
|
|
}
|
|
|
|
printf("8-bit block write from %x to %x\n", SDRAM_BASE, SDRAM_BASE + 0x20);
|
|
for (i=0; i<(0x20/1); i++) {
|
|
data1_out[i] = data1_in[i] = (4*i);
|
|
//printf("data_out = %0x\n", data_out[i]);
|
|
}
|
|
CHECK(dbg_wb_write_block8(SDRAM_BASE, &data1_out[0], 0x20));
|
|
|
|
// 32-bit block read is used for checking
|
|
printf("8-bit block read from %x to %x\n", SDRAM_BASE, SDRAM_BASE + 0x20);
|
|
CHECK(dbg_wb_read_block8(SDRAM_BASE, &data1_out[0], 0x20));
|
|
for (i=0; i<(0x20/1); i++) {
|
|
//printf("0x%x: 0x%x\n", SDRAM_BASE+(i*4), data_out[i]);
|
|
if (data1_in[i] != data1_out[i]) {
|
|
printf("SDRAM data differs. Expected: 0x%0x, read: 0x%0x\n", data1_in[i], data1_out[i]);
|
|
exit(1);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
void dbg_test() {
|
void dbg_test() {
|
int i;
|
int i;
|
unsigned long npc, ppc, r1, insn, result;
|
unsigned long npc, ppc, r1, insn, result;
|
unsigned char stalled;
|
unsigned char stalled;
|
#if 1
|
#if 1
|
Line 581... |
Line 830... |
#define FLASH_AMR_VAL 0xf0000000
|
#define FLASH_AMR_VAL 0xf0000000
|
#define FLASH_WTR_VAL 0x00011009
|
#define FLASH_WTR_VAL 0x00011009
|
#define FLASH_RTR_VAL 0x01002009
|
#define FLASH_RTR_VAL 0x01002009
|
#define SDRAM_BASE_ADDR 0x00000000
|
#define SDRAM_BASE_ADDR 0x00000000
|
#define SDRAM_BAR_VAL SDRAM_BASE_ADDR
|
#define SDRAM_BAR_VAL SDRAM_BASE_ADDR
|
#define SDRAM_SIZE 0x02000000
|
//#define SDRAM_SIZE 0x04000000 defined at the start of this program
|
#define SDRAM_AMR_VAL (~(SDRAM_SIZE -1))
|
#define SDRAM_AMR_VAL (~(SDRAM_SIZE -1))
|
#define SDRAM_RATR_VAL 0x00000006
|
#define SDRAM_RATR_VAL 0x00000006
|
#define SDRAM_RCDR_VAL 0x00000002
|
#define SDRAM_RCDR_VAL 0x00000002
|
#define SDRAM_RCTR_VAL 0x00000006
|
#define SDRAM_RCTR_VAL 0x00000006
|
#define SDRAM_REFCTR_VAL 0x00000006
|
#define SDRAM_REFCTR_VAL 0x00000006
|
Line 596... |
Line 845... |
#define MC_BAR_0 0x00
|
#define MC_BAR_0 0x00
|
#define MC_AMR_0 0x04
|
#define MC_AMR_0 0x04
|
#define MC_WTR_0 0x30
|
#define MC_WTR_0 0x30
|
#define MC_RTR_0 0x34
|
#define MC_RTR_0 0x34
|
#define MC_OSR 0xe8
|
#define MC_OSR 0xe8
|
|
#define MC_BAR_1 0x08
|
#define MC_BAR_4 0x80
|
#define MC_BAR_4 0x80
|
|
#define MC_AMR_1 0x0c
|
#define MC_AMR_4 0x84
|
#define MC_AMR_4 0x84
|
|
#define MC_CCR_1 0x24
|
#define MC_CCR_4 0xa0
|
#define MC_CCR_4 0xa0
|
#define MC_RATR 0xb0
|
#define MC_RATR 0xb0
|
#define MC_RCDR 0xc8
|
#define MC_RCDR 0xc8
|
#define MC_RCTR 0xb4
|
#define MC_RCTR 0xb4
|
#define MC_REFCTR 0xc4
|
#define MC_REFCTR 0xc4
|
#define MC_PTR 0xbc
|
#define MC_PTR 0xbc
|
#define MC_RRDR 0xb8
|
#define MC_RRDR 0xb8
|
#define MC_RIR 0xcc
|
#define MC_RIR 0xcc
|
#define MC_ORR 0xe4
|
#define MC_ORR 0xe4
|
|
|
CHECK(dbg_cpu_write_reg(0, 0x01));
|
//usleep(1000000);
|
|
|
|
printf("Stall 8051\n");
|
|
CHECK(dbg_cpu1_write_reg(0, 0x01)); // stall 8051
|
|
|
|
printf("Stall or1k\n");
|
|
CHECK(dbg_cpu0_write_ctrl(0, 0x01)); // stall or1k
|
|
|
|
CHECK(dbg_cpu1_read_ctrl(0, &stalled));
|
|
if (!(stalled & 0x1)) {
|
|
printf("8051 should be stalled\n"); // check stall 8051
|
|
exit(1);
|
|
}
|
|
|
|
CHECK(dbg_cpu0_read_ctrl(0, &stalled));
|
|
if (!(stalled & 0x1)) {
|
|
printf("or1k should be stalled\n"); // check stall or1k
|
|
exit(1);
|
|
}
|
|
|
|
printf("Initialize Memory Controller\n");
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_BAR_0, FLASH_BAR_VAL & 0xffff0000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_BAR_0, FLASH_BAR_VAL & 0xffff0000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_AMR_0, FLASH_AMR_VAL & 0xffff0000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_AMR_0, FLASH_AMR_VAL & 0xffff0000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_WTR_0, FLASH_WTR_VAL));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_WTR_0, FLASH_WTR_VAL));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_RTR_0, FLASH_RTR_VAL));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_RTR_0, FLASH_RTR_VAL));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_OSR, 0x40000000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_OSR, 0x40000000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_BAR_4, SDRAM_BAR_VAL & 0xffff0000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_BAR_4, SDRAM_BAR_VAL & 0xffff0000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_AMR_4, SDRAM_AMR_VAL & 0xffff0000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_AMR_4, SDRAM_AMR_VAL & 0xffff0000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_CCR_4, 0x00ef0004));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_CCR_4, 0x00bf0005));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_RATR, SDRAM_RATR_VAL));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_RATR, SDRAM_RATR_VAL));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_RCDR, SDRAM_RCDR_VAL));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_RCDR, SDRAM_RCDR_VAL));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_RCTR, SDRAM_RCTR_VAL));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_RCTR, SDRAM_RCTR_VAL));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_REFCTR, SDRAM_REFCTR_VAL));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_REFCTR, SDRAM_REFCTR_VAL));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_PTR, SDRAM_PTR_VAL));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_PTR, SDRAM_PTR_VAL));
|
Line 638... |
Line 909... |
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_ORR, 0x6e000000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_ORR, 0x6e000000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_ORR, 0x6e000000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_ORR, 0x6e000000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_ORR, 0x6e000000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_ORR, 0x6e000000));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_OSR, 0x7e000033));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_OSR, 0x7e000033));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_ORR, 0x7e000033));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_ORR, 0x7e000033));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_CCR_4, 0xc0ef0004));
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_CCR_4, 0xc0bf0005));
|
|
|
CHECK(dbg_wb_read32(MC_BASE_ADDR+MC_CCR_4, &insn));
|
CHECK(dbg_wb_read32(MC_BASE_ADDR+MC_CCR_4, &insn));
|
printf("expected %x, read %x\n", 0xc0be0004, insn);
|
printf("expected %x, read %x\n", 0xc0bf0005, insn);
|
|
|
|
// SRAM initialized to 0x40000000
|
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_BAR_1, SRAM_BASE & 0xffff0000));
|
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_AMR_1, SRAM_BASE & 0xffff0000)); // This is not OK
|
|
CHECK(dbg_wb_write32(MC_BASE_ADDR + MC_CCR_1, 0xc020001f));
|
#endif
|
#endif
|
|
|
#if 1
|
#if 1
|
#define CPU_OP_ADR 0
|
#define CPU_OP_ADR 0
|
#define CPU_SEL_ADR 1
|
#define CPU_SEL_ADR 1
|
#define RAM_BASE 0x00000000
|
|
|
|
/* Select cpu 0 */
|
|
CHECK(dbg_cpu_write_reg(CPU_SEL_ADR, 0x01));
|
|
/* Stall all cpus and selected cpu 0 */
|
|
CHECK(dbg_cpu_write_reg(CPU_OP_ADR, 0x05));
|
|
|
|
/* unstall the or1200 in highland_sys */
|
/* unstall the or1200 in highland_sys */
|
|
printf("Unstall or1k\n");
|
CHECK(dbg_wb_write32(0xb8070000, 2));
|
CHECK(dbg_wb_write32(0xb8070000, 2));
|
|
|
usleep(1000);
|
CHECK(dbg_cpu1_read_ctrl(0, &stalled));
|
CHECK(dbg_wb_write32(RAM_BASE+0x00, 0x12345678));
|
if (!(stalled & 0x1)) {
|
CHECK(dbg_wb_read32(RAM_BASE+0x00, &insn));
|
printf("8051 should be stalled\n"); // check stall 8051
|
|
exit(1);
|
|
}
|
|
|
|
printf("Stall or1k\n");
|
|
CHECK(dbg_cpu0_write_ctrl(0, 0x01)); // stall or1k
|
|
|
|
printf("SDRAM test: \n");
|
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x00, 0x12345678));
|
|
CHECK(dbg_wb_read32(SDRAM_BASE+0x00, &insn));
|
printf("expected %x, read %x\n", 0x12345678, insn);
|
printf("expected %x, read %x\n", 0x12345678, insn);
|
if (insn != 0x12345678) exit(1);
|
if (insn != 0x12345678) exit(1);
|
|
|
CHECK(dbg_wb_write32(RAM_BASE+0x0000, 0x11112222));
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x0000, 0x11112222));
|
CHECK(dbg_wb_read32(RAM_BASE+0x0000, &insn));
|
CHECK(dbg_wb_read32(SDRAM_BASE+0x0000, &insn));
|
printf("expected %x, read %x\n", 0x11112222, insn);
|
printf("expected %x, read %x\n", 0x11112222, insn);
|
|
if (insn != 0x11112222) exit(1);
|
|
|
CHECK(dbg_wb_write32(RAM_BASE+0x0004, 0x33334444));
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x0004, 0x33334444));
|
CHECK(dbg_wb_write32(RAM_BASE+0x0008, 0x55556666));
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x0008, 0x55556666));
|
CHECK(dbg_wb_write32(RAM_BASE+0x000c, 0x77778888));
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x000c, 0x77778888));
|
CHECK(dbg_wb_write32(RAM_BASE+0x0010, 0x9999aaaa));
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x0010, 0x9999aaaa));
|
CHECK(dbg_wb_write32(RAM_BASE+0x0014, 0xbbbbcccc));
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x0014, 0xbbbbcccc));
|
CHECK(dbg_wb_write32(RAM_BASE+0x0018, 0xddddeeee));
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x0018, 0xddddeeee));
|
CHECK(dbg_wb_write32(RAM_BASE+0x001c, 0xffff0000));
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x001c, 0xffff0000));
|
CHECK(dbg_wb_write32(RAM_BASE+0x0020, 0xdeadbeaf));
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x0020, 0xdeadbeef));
|
|
|
CHECK(dbg_wb_read32(RAM_BASE+0x0004, &insn));
|
CHECK(dbg_wb_read32(SDRAM_BASE+0x0000, &insn));
|
printf("expected %x, read %x\n", 0x33334444, insn);
|
|
CHECK(dbg_wb_read32(RAM_BASE+0x0000, &insn));
|
|
printf("expected %x, read %x\n", 0x11112222, insn);
|
printf("expected %x, read %x\n", 0x11112222, insn);
|
CHECK(dbg_wb_read32(RAM_BASE+0x0008, &insn));
|
CHECK(dbg_wb_read32(SDRAM_BASE+0x0004, &insn));
|
|
printf("expected %x, read %x\n", 0x33334444, insn);
|
|
CHECK(dbg_wb_read32(SDRAM_BASE+0x0008, &insn));
|
printf("expected %x, read %x\n", 0x55556666, insn);
|
printf("expected %x, read %x\n", 0x55556666, insn);
|
CHECK(dbg_wb_read32(RAM_BASE+0x000c, &insn));
|
CHECK(dbg_wb_read32(SDRAM_BASE+0x000c, &insn));
|
printf("expected %x, read %x\n", 0x77778888, insn);
|
printf("expected %x, read %x\n", 0x77778888, insn);
|
CHECK(dbg_wb_read32(RAM_BASE+0x0010, &insn));
|
CHECK(dbg_wb_read32(SDRAM_BASE+0x0010, &insn));
|
printf("expected %x, read %x\n", 0x9999aaaa, insn);
|
printf("expected %x, read %x\n", 0x9999aaaa, insn);
|
CHECK(dbg_wb_read32(RAM_BASE+0x0014, &insn));
|
CHECK(dbg_wb_read32(SDRAM_BASE+0x0014, &insn));
|
printf("expected %x, read %x\n", 0xbbbbcccc, insn);
|
printf("expected %x, read %x\n", 0xbbbbcccc, insn);
|
CHECK(dbg_wb_read32(RAM_BASE+0x0018, &insn));
|
CHECK(dbg_wb_read32(SDRAM_BASE+0x0018, &insn));
|
printf("expected %x, read %x\n", 0xddddeeee, insn);
|
printf("expected %x, read %x\n", 0xddddeeee, insn);
|
|
CHECK(dbg_wb_read32(SDRAM_BASE+0x001c, &insn));
|
|
printf("expected %x, read %x\n", 0xffff0000, insn);
|
|
CHECK(dbg_wb_read32(SDRAM_BASE+0x0020, &insn));
|
|
printf("expected %x, read %x\n", 0xdeadbeef, insn);
|
|
|
CHECK(dbg_wb_read32(RAM_BASE+0x001c, &insn));
|
if (insn != 0xdeadbeef) {
|
|
printf("SDRAM test failed !!!\n");
|
|
exit(1);
|
|
}
|
|
else
|
|
printf("SDRAM test passed\n");
|
|
|
|
printf("SRAM test: \n");
|
|
CHECK(dbg_wb_write32(SRAM_BASE+0x0000, 0x11112222));
|
|
CHECK(dbg_wb_write32(SRAM_BASE+0x0004, 0x33334444));
|
|
CHECK(dbg_wb_write32(SRAM_BASE+0x0008, 0x55556666));
|
|
CHECK(dbg_wb_write32(SRAM_BASE+0x000c, 0x77778888));
|
|
CHECK(dbg_wb_write32(SRAM_BASE+0x0010, 0x9999aaaa));
|
|
CHECK(dbg_wb_write32(SRAM_BASE+0x0014, 0xbbbbcccc));
|
|
CHECK(dbg_wb_write32(SRAM_BASE+0x0018, 0xddddeeee));
|
|
CHECK(dbg_wb_write32(SRAM_BASE+0x001c, 0xffff0000));
|
|
CHECK(dbg_wb_write32(SRAM_BASE+0x0020, 0xdedababa));
|
|
|
|
CHECK(dbg_wb_read32(SRAM_BASE+0x0000, &insn));
|
|
printf("expected %x, read %x\n", 0x11112222, insn);
|
|
CHECK(dbg_wb_read32(SRAM_BASE+0x0004, &insn));
|
|
printf("expected %x, read %x\n", 0x33334444, insn);
|
|
CHECK(dbg_wb_read32(SRAM_BASE+0x0008, &insn));
|
|
printf("expected %x, read %x\n", 0x55556666, insn);
|
|
CHECK(dbg_wb_read32(SRAM_BASE+0x000c, &insn));
|
|
printf("expected %x, read %x\n", 0x77778888, insn);
|
|
CHECK(dbg_wb_read32(SRAM_BASE+0x0010, &insn));
|
|
printf("expected %x, read %x\n", 0x9999aaaa, insn);
|
|
CHECK(dbg_wb_read32(SRAM_BASE+0x0014, &insn));
|
|
printf("expected %x, read %x\n", 0xbbbbcccc, insn);
|
|
CHECK(dbg_wb_read32(SRAM_BASE+0x0018, &insn));
|
|
printf("expected %x, read %x\n", 0xddddeeee, insn);
|
|
CHECK(dbg_wb_read32(SRAM_BASE+0x001c, &insn));
|
printf("expected %x, read %x\n", 0xffff0000, insn);
|
printf("expected %x, read %x\n", 0xffff0000, insn);
|
|
CHECK(dbg_wb_read32(SRAM_BASE+0x0020, &insn));
|
|
printf("expected %x, read %x\n", 0xdedababa, insn);
|
|
|
CHECK(dbg_wb_read32(RAM_BASE+0x0020, &insn));
|
if (insn != 0xdedababa) {
|
printf("expected %x, read %x\n", 0xdeadbeaf, insn);
|
printf("SRAN test failed!!!\n");
|
|
exit(1);
|
|
}
|
|
else
|
|
printf("SRAM test passed\n");
|
|
|
if (insn != 0xdeadbeaf) exit(1);
|
#if 1
|
|
test_sdram();
|
|
#endif
|
|
|
CHECK(dbg_wb_write32(RAM_BASE+0x00, 0xe0000005)); /* l.xor r0,r0,r0 */
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x00, 0xe0000005)); /* l.xor r0,r0,r0 */
|
CHECK(dbg_wb_write32(RAM_BASE+0x04, 0x9c200000)); /* l.addi r1,r0,0x0 */
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x04, 0x9c200000)); /* l.addi r1,r0,0x0 */
|
CHECK(dbg_wb_write32(RAM_BASE+0x08, 0x18400000)); /* l.movhi r2,0x4000 */
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x08, 0x18400000)); /* l.movhi r2,0x4000 */
|
CHECK(dbg_wb_write32(RAM_BASE+0x0c, 0xa8420030)); /* l.ori r2,r2,0x30 */
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x0c, 0xa8420030)); /* l.ori r2,r2,0x30 */
|
CHECK(dbg_wb_write32(RAM_BASE+0x10, 0x9c210001)); /* l.addi r1,r1,1 */
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x10, 0x9c210001)); /* l.addi r1,r1,1 */
|
CHECK(dbg_wb_write32(RAM_BASE+0x14, 0x9c210001)); /* l.addi r1,r1,1 */
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x14, 0x9c210001)); /* l.addi r1,r1,1 */
|
CHECK(dbg_wb_write32(RAM_BASE+0x18, 0xd4020800)); /* l.sw 0(r2),r1 */
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x18, 0xd4020800)); /* l.sw 0(r2),r1 */
|
CHECK(dbg_wb_write32(RAM_BASE+0x1c, 0x9c210001)); /* l.addi r1,r1,1 */
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x1c, 0x9c210001)); /* l.addi r1,r1,1 */
|
CHECK(dbg_wb_write32(RAM_BASE+0x20, 0x84620000)); /* l.lwz r3,0(r2) */
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x20, 0x84620000)); /* l.lwz r3,0(r2) */
|
CHECK(dbg_wb_write32(RAM_BASE+0x24, 0x03fffffb)); /* l.j loop2 */
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x24, 0x03fffffb)); /* l.j loop2 */
|
CHECK(dbg_wb_write32(RAM_BASE+0x28, 0xe0211800)); /* l.add r1,r1,r3 */
|
CHECK(dbg_wb_write32(SDRAM_BASE+0x28, 0xe0211800)); /* l.add r1,r1,r3 */
|
|
|
CHECK(dbg_cpu_write32((0 << 11) + 17, 0x01)); /* Enable exceptions */
|
CHECK(dbg_cpu0_write((0 << 11) + 17, 0x01)); /* Enable exceptions */
|
CHECK(dbg_cpu_write32((6 << 11) + 20, 0x2000)); /* Trap causes stall */
|
CHECK(dbg_cpu0_write((6 << 11) + 20, 0x2000)); /* Trap causes stall */
|
CHECK(dbg_cpu_write32((0 << 11) + 16, RAM_BASE)); /* Set PC */
|
CHECK(dbg_cpu0_write((0 << 11) + 16, SDRAM_BASE)); /* Set PC */
|
CHECK(dbg_cpu_write32((6 << 11) + 16, 1 << 22)); /* Set step bit */
|
CHECK(dbg_cpu0_write((6 << 11) + 16, 1 << 22)); /* Set step bit */
|
for(i = 0; i < 11; i++) {
|
for(i = 0; i < 11; i++) {
|
CHECK(dbg_cpu_write_reg(CPU_OP_ADR, 0x00)); /* 11x Unstall */
|
CHECK(dbg_cpu0_write_ctrl(CPU_OP_ADR, 0x00)); /* 11x Unstall */
|
do CHECK(dbg_cpu_read_reg(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
do CHECK(dbg_cpu0_read_ctrl(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
}
|
}
|
|
|
CHECK(dbg_cpu_read32((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu_read32((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu_read32(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_cpu0_read(0x401, &r1)); /* Read R1 */
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000010, 0x00000028, 5);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000010, 0x00000028, 5);
|
result = npc + ppc + r1;
|
result = npc + ppc + r1;
|
|
|
CHECK(dbg_cpu_write32((6 << 11) + 16, 0)); /* Reset step bit */
|
CHECK(dbg_cpu0_write((6 << 11) + 16, 0)); /* Reset step bit */
|
CHECK(dbg_wb_read32(RAM_BASE + 0x28, &insn)); /* Set trap insn in delay slot */
|
CHECK(dbg_wb_read32(SDRAM_BASE + 0x28, &insn)); /* Set trap insn in delay slot */
|
CHECK(dbg_wb_write32(RAM_BASE + 0x28, 0x21000001));
|
CHECK(dbg_wb_write32(SDRAM_BASE + 0x28, 0x21000001));
|
CHECK(dbg_cpu_write_reg(CPU_OP_ADR, 0x00)); /* Unstall */
|
CHECK(dbg_cpu0_write_ctrl(CPU_OP_ADR, 0x00)); /* Unstall */
|
do CHECK(dbg_cpu_read_reg(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
do CHECK(dbg_cpu0_read_ctrl(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
CHECK(dbg_cpu_read32((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu_read32((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu_read32(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_cpu0_read(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_wb_write32(RAM_BASE + 0x28, insn)); /* Set back original insn */
|
CHECK(dbg_wb_write32(SDRAM_BASE + 0x28, insn)); /* Set back original insn */
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000010, 0x00000028, 8);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000010, 0x00000028, 8);
|
result = npc + ppc + r1 + result;
|
result = npc + ppc + r1 + result;
|
|
|
CHECK(dbg_wb_read32(RAM_BASE + 0x24, &insn)); /* Set trap insn in place of branch insn */
|
CHECK(dbg_wb_read32(SDRAM_BASE + 0x24, &insn)); /* Set trap insn in place of branch insn */
|
CHECK(dbg_wb_write32(RAM_BASE + 0x24, 0x21000001));
|
CHECK(dbg_wb_write32(SDRAM_BASE + 0x24, 0x21000001));
|
CHECK(dbg_cpu_write32((0 << 11) + 16, RAM_BASE + 0x10)); /* Set PC */
|
CHECK(dbg_cpu0_write((0 << 11) + 16, SDRAM_BASE + 0x10)); /* Set PC */
|
CHECK(dbg_cpu_write_reg(CPU_OP_ADR, 0x00)); /* Unstall */
|
CHECK(dbg_cpu0_write_ctrl(CPU_OP_ADR, 0x00)); /* Unstall */
|
do CHECK(dbg_cpu_read_reg(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
do CHECK(dbg_cpu0_read_ctrl(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
CHECK(dbg_cpu_read32((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu_read32((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu_read32(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_cpu0_read(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_wb_write32(RAM_BASE + 0x24, insn)); /* Set back original insn */
|
CHECK(dbg_wb_write32(SDRAM_BASE + 0x24, insn)); /* Set back original insn */
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000028, 0x00000024, 11);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000028, 0x00000024, 11);
|
result = npc + ppc + r1 + result;
|
result = npc + ppc + r1 + result;
|
|
|
CHECK(dbg_wb_read32(RAM_BASE + 0x20, &insn)); /* Set trap insn before branch insn */
|
CHECK(dbg_wb_read32(SDRAM_BASE + 0x20, &insn)); /* Set trap insn before branch insn */
|
CHECK(dbg_wb_write32(RAM_BASE + 0x20, 0x21000001));
|
CHECK(dbg_wb_write32(SDRAM_BASE + 0x20, 0x21000001));
|
CHECK(dbg_cpu_write32((0 << 11) + 16, RAM_BASE + 0x24)); /* Set PC */
|
CHECK(dbg_cpu0_write((0 << 11) + 16, SDRAM_BASE + 0x24)); /* Set PC */
|
CHECK(dbg_cpu_write_reg(CPU_OP_ADR, 0x00)); /* Unstall */
|
CHECK(dbg_cpu0_write_ctrl(CPU_OP_ADR, 0x00)); /* Unstall */
|
do CHECK(dbg_cpu_read_reg(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
do CHECK(dbg_cpu0_read_ctrl(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
CHECK(dbg_cpu_read32((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu_read32((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu_read32(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_cpu0_read(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_wb_write32(RAM_BASE + 0x20, insn)); /* Set back original insn */
|
CHECK(dbg_wb_write32(SDRAM_BASE + 0x20, insn)); /* Set back original insn */
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000024, 0x00000020, 24);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000024, 0x00000020, 24);
|
result = npc + ppc + r1 + result;
|
result = npc + ppc + r1 + result;
|
|
|
CHECK(dbg_wb_read32(RAM_BASE + 0x1c, &insn)); /* Set trap insn behind lsu insn */
|
CHECK(dbg_wb_read32(SDRAM_BASE + 0x1c, &insn)); /* Set trap insn behind lsu insn */
|
CHECK(dbg_wb_write32(RAM_BASE + 0x1c, 0x21000001));
|
CHECK(dbg_wb_write32(SDRAM_BASE + 0x1c, 0x21000001));
|
CHECK(dbg_cpu_write32((0 << 11) + 16, RAM_BASE + 0x20)); /* Set PC */
|
CHECK(dbg_cpu0_write((0 << 11) + 16, SDRAM_BASE + 0x20)); /* Set PC */
|
CHECK(dbg_cpu_write_reg(CPU_OP_ADR, 0x00)); /* Unstall */
|
CHECK(dbg_cpu0_write_ctrl(CPU_OP_ADR, 0x00)); /* Unstall */
|
do CHECK(dbg_cpu_read_reg(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
do CHECK(dbg_cpu0_read_ctrl(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
CHECK(dbg_cpu_read32((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu_read32((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu_read32(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_cpu0_read(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_wb_write32(RAM_BASE + 0x1c, insn)); /* Set back original insn */
|
CHECK(dbg_wb_write32(SDRAM_BASE + 0x1c, insn)); /* Set back original insn */
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000020, 0x0000001c, 49);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000020, 0x0000001c, 49);
|
result = npc + ppc + r1 + result;
|
result = npc + ppc + r1 + result;
|
|
|
CHECK(dbg_wb_read32(RAM_BASE + 0x20, &insn)); /* Set trap insn very near previous one */
|
CHECK(dbg_wb_read32(SDRAM_BASE + 0x20, &insn)); /* Set trap insn very near previous one */
|
CHECK(dbg_wb_write32(RAM_BASE + 0x20, 0x21000001));
|
CHECK(dbg_wb_write32(SDRAM_BASE + 0x20, 0x21000001));
|
CHECK(dbg_cpu_write32((0 << 11) + 16, RAM_BASE + 0x1c)); /* Set PC */
|
CHECK(dbg_cpu0_write((0 << 11) + 16, SDRAM_BASE + 0x1c)); /* Set PC */
|
CHECK(dbg_cpu_write_reg(CPU_OP_ADR, 0x00)); /* Unstall */
|
CHECK(dbg_cpu0_write_ctrl(CPU_OP_ADR, 0x00)); /* Unstall */
|
do CHECK(dbg_cpu_read_reg(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
do CHECK(dbg_cpu0_read_ctrl(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
CHECK(dbg_cpu_read32((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu_read32((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu_read32(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_cpu0_read(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_wb_write32(RAM_BASE + 0x20, insn)); /* Set back original insn */
|
CHECK(dbg_wb_write32(SDRAM_BASE + 0x20, insn)); /* Set back original insn */
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000024, 0x00000020, 50);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000024, 0x00000020, 50);
|
result = npc + ppc + r1 + result;
|
result = npc + ppc + r1 + result;
|
|
|
CHECK(dbg_wb_read32(RAM_BASE + 0x10, &insn)); /* Set trap insn to the start */
|
CHECK(dbg_wb_read32(SDRAM_BASE + 0x10, &insn)); /* Set trap insn to the start */
|
CHECK(dbg_wb_write32(RAM_BASE + 0x10, 0x21000001));
|
CHECK(dbg_wb_write32(SDRAM_BASE + 0x10, 0x21000001));
|
CHECK(dbg_cpu_write32((0 << 11) + 16, RAM_BASE + 0x20) /* Set PC */);
|
CHECK(dbg_cpu0_write((0 << 11) + 16, SDRAM_BASE + 0x20) /* Set PC */);
|
CHECK(dbg_cpu_write_reg(CPU_OP_ADR, 0x00)); /* Unstall */
|
CHECK(dbg_cpu0_write_ctrl(CPU_OP_ADR, 0x00)); /* Unstall */
|
do CHECK(dbg_cpu_read_reg(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
do CHECK(dbg_cpu0_read_ctrl(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
CHECK(dbg_cpu_read32((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu_read32((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu_read32(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_cpu0_read(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_wb_write32(RAM_BASE + 0x10, insn)); /* Set back original insn */
|
CHECK(dbg_wb_write32(SDRAM_BASE + 0x10, insn)); /* Set back original insn */
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000014, 0x00000010, 99);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000014, 0x00000010, 99);
|
result = npc + ppc + r1 + result;
|
result = npc + ppc + r1 + result;
|
|
|
CHECK(dbg_cpu_write32((6 << 11) + 16, 1 << 22)); /* Set step bit */
|
CHECK(dbg_cpu0_write((6 << 11) + 16, 1 << 22)); /* Set step bit */
|
for(i = 0; i < 5; i++) {
|
for(i = 0; i < 5; i++) {
|
CHECK(dbg_cpu_write_reg(CPU_OP_ADR, 0x00)); /* Unstall */
|
CHECK(dbg_cpu0_write_ctrl(CPU_OP_ADR, 0x00)); /* Unstall */
|
do CHECK(dbg_cpu_read_reg(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
do CHECK(dbg_cpu0_read_ctrl(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
}
|
}
|
CHECK(dbg_cpu_read32((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu_read32((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu_read32(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_cpu0_read(0x401, &r1)); /* Read R1 */
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000028, 0x00000024, 101);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000028, 0x00000024, 101);
|
result = npc + ppc + r1 + result;
|
result = npc + ppc + r1 + result;
|
|
|
CHECK(dbg_cpu_write32((0 << 11) + 16, RAM_BASE + 0x24)); /* Set PC */
|
CHECK(dbg_cpu0_write((0 << 11) + 16, SDRAM_BASE + 0x24)); /* Set PC */
|
for(i = 0; i < 2; i++) {
|
for(i = 0; i < 2; i++) {
|
CHECK(dbg_cpu_write_reg(CPU_OP_ADR, 0x00)); /* Unstall */
|
CHECK(dbg_cpu0_write_ctrl(CPU_OP_ADR, 0x00)); /* Unstall */
|
do CHECK(dbg_cpu_read_reg(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
do CHECK(dbg_cpu0_read_ctrl(CPU_OP_ADR, &stalled)); while (!(stalled & 1));
|
}
|
}
|
CHECK(dbg_cpu_read32((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 16, &npc)); /* Read NPC */
|
CHECK(dbg_cpu_read32((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu0_read((0 << 11) + 18, &ppc)); /* Read PPC */
|
CHECK(dbg_cpu_read32(0x401, &r1)); /* Read R1 */
|
CHECK(dbg_cpu0_read(0x401, &r1)); /* Read R1 */
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Read npc = %.8lx ppc = %.8lx r1 = %.8lx\n", npc, ppc, r1);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000010, 0x00000028, 201);
|
printf("Expected npc = %.8lx ppc = %.8lx r1 = %.8lx\n", 0x00000010, 0x00000028, 201);
|
result = npc + ppc + r1 + result;
|
result = npc + ppc + r1 + result;
|
|
|
printf("result = %.8lx\n", result ^ 0xdeaddae1);
|
printf("result = %.8lx\n", result ^ 0xdeaddae1);
|
|
|
|
|
|
{ // 8051 TEST
|
|
unsigned long npc[3], tmp;
|
|
|
|
// WRITE ACC
|
|
CHECK(dbg_cpu1_write(0x20e0, 0xa6));
|
|
|
|
// READ ACC
|
|
CHECK(dbg_cpu1_read(0x20e0, &tmp)); // select SFR space
|
|
printf("Read 8051 ACC = %0x (expected a6)\n", tmp);
|
|
result = result + tmp;
|
|
|
|
// set exception to single step to jump over a loop
|
|
CHECK(dbg_cpu1_write(0x3010, 0xa0)); // set single step and global enable in EER
|
|
CHECK(dbg_cpu1_write(0x3011, 0x40)); // set evec = 24'h000040
|
|
CHECK(dbg_cpu1_write(0x3012, 0x00)); // (already reset value)
|
|
CHECK(dbg_cpu1_write(0x3013, 0x00)); // (already reset value)
|
|
|
|
// set HW breakpoint at PC == 0x41
|
|
CHECK(dbg_cpu1_write(0x3020, 0x41)); // DVR0 = 24'h000041
|
|
CHECK(dbg_cpu1_write(0x3023, 0x39)); // DCR0 = valid, == PC
|
|
CHECK(dbg_cpu1_write(0x3001, 0x04)); // DSR = watchpoint
|
|
|
|
// flush 8051 instruction cache
|
|
CHECK(dbg_cpu1_write(0x209f, 0x00));
|
|
|
|
// Put some instructions in ram (8-bit mode on wishbone)
|
|
CHECK(dbg_wb_write8 (0x40, 0x04)); // inc a
|
|
CHECK(dbg_wb_write8 (0x41, 0x03)); // rr a;
|
|
CHECK(dbg_wb_write8 (0x42, 0x14)); // dec a;
|
|
CHECK(dbg_wb_write8 (0x43, 0xf5)); // mov 0e5h, a;
|
|
CHECK(dbg_wb_write8 (0x44, 0xe5));
|
|
|
|
// unstall just 8051
|
|
CHECK(dbg_cpu1_write_reg(0, 0));
|
|
|
|
// read PC
|
|
CHECK(dbg_cpu1_read(0, &npc[0]));
|
|
CHECK(dbg_cpu1_read(1, &npc[1]));
|
|
CHECK(dbg_cpu1_read(2, &npc[2]));
|
|
printf("Read 8051 npc = %02x%02x%02x (expected 41)\n", npc[2], npc[1], npc[0]);
|
|
result = result + (npc[2] << 16) + (npc[1] << 8) + npc[0];
|
|
|
|
// READ ACC
|
|
CHECK(dbg_cpu1_read(0x20e0, &tmp)); // select SFR space
|
|
printf("Read 8051 ACC = %0x (expected a7)\n", tmp);
|
|
result = result + tmp;
|
|
|
|
// set sigle step to stop execution
|
|
CHECK(dbg_cpu1_write(0x3001, 0x20)); // set single step and global enable in DSR
|
|
|
|
// clear DRR
|
|
CHECK(dbg_cpu1_write(0x3000, 0x00)); // set single step and global enable in DRR
|
|
|
|
// unstall just 8051
|
|
CHECK(dbg_cpu1_write_reg(0, 0));
|
|
|
|
// read PC
|
|
CHECK(dbg_cpu1_read(0, &npc[0]));
|
|
CHECK(dbg_cpu1_read(1, &npc[1]));
|
|
CHECK(dbg_cpu1_read(2, &npc[2]));
|
|
printf("Read 8051 npc = %02x%02x%02x (expected 42)\n", npc[2], npc[1], npc[0]);
|
|
result = result + (npc[2] << 16) + (npc[1] << 8) + npc[0];
|
|
|
|
// READ ACC
|
|
CHECK(dbg_cpu1_read(0x20e0, &tmp)); // select SFR space
|
|
printf("Read 8051 ACC = %0x (expected d3)\n", tmp);
|
|
result = result + tmp;
|
|
|
|
printf("report (%x)\n", result ^ 0x6c1 ^ 0xdeaddead);
|
|
}
|
#endif
|
#endif
|
}
|
}
|
|
|
int main(int argc, char *argv[]) {
|
int main(int argc, char *argv[]) {
|
char *redirstr;
|
char *redirstr;
|