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-rw-r--r--src/target/mips32_dmaacc.c172
-rw-r--r--src/target/mips32_pracc.c12
-rw-r--r--src/target/mips_ejtag.h8
-rw-r--r--src/target/mips_m4k.c11
-rw-r--r--testing/examples/PIC32/BlinkingLeds.c46
-rw-r--r--testing/examples/PIC32/readme.txt6
6 files changed, 142 insertions, 113 deletions
diff --git a/src/target/mips32_dmaacc.c b/src/target/mips32_dmaacc.c
index ddcfb97d..6440f948 100644
--- a/src/target/mips32_dmaacc.c
+++ b/src/target/mips32_dmaacc.c
@@ -45,40 +45,42 @@ static int ejtag_dma_read(mips_ejtag_t *ejtag_info, u32 addr, u32 *data)
{
u32 v;
u32 ejtag_ctrl;
- int retries = RETRY_ATTEMPTS;
+ int retries = RETRY_ATTEMPTS;
begin_ejtag_dma_read:
- // Setup Address
+ /* Setup Address */
v = addr;
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_ADDRESS, NULL);
mips_ejtag_drscan_32(ejtag_info, &v);
- // Initiate DMA Read & set DSTRT
+ /* Initiate DMA Read & set DSTRT */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL);
ejtag_ctrl = EJTAG_CTRL_DMAACC | EJTAG_CTRL_DRWN | EJTAG_CTRL_DMA_WORD | EJTAG_CTRL_DSTRT | ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
- // Wait for DSTRT to Clear
+ /* Wait for DSTRT to Clear */
do {
ejtag_ctrl = EJTAG_CTRL_DMAACC | ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
} while(ejtag_ctrl & EJTAG_CTRL_DSTRT);
- // Read Data
+ /* Read Data */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_DATA, NULL);
mips_ejtag_drscan_32(ejtag_info, data);
- // Clear DMA & Check DERR
+ /* Clear DMA & Check DERR */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL);
ejtag_ctrl = ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
if (ejtag_ctrl & EJTAG_CTRL_DERR)
{
if (retries--) {
- printf("DMA Read Addr = %08x Data = ERROR ON READ (retrying)\n", addr);
+ LOG_ERROR("DMA Read Addr = %08x Data = ERROR ON READ (retrying)\n", addr);
goto begin_ejtag_dma_read;
- } else printf("DMA Read Addr = %08x Data = ERROR ON READ\n", addr);
+ }
+ else
+ LOG_ERROR("DMA Read Addr = %08x Data = ERROR ON READ\n", addr);
return ERROR_JTAG_DEVICE_ERROR;
}
@@ -89,46 +91,50 @@ static int ejtag_dma_read_h(mips_ejtag_t *ejtag_info, u32 addr, u16 *data)
{
u32 v;
u32 ejtag_ctrl;
- int retries = RETRY_ATTEMPTS;
+ int retries = RETRY_ATTEMPTS;
begin_ejtag_dma_read_h:
- // Setup Address
+ /* Setup Address */
v = addr;
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_ADDRESS, NULL);
mips_ejtag_drscan_32(ejtag_info, &v);
- // Initiate DMA Read & set DSTRT
+ /* Initiate DMA Read & set DSTRT */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL);
ejtag_ctrl = EJTAG_CTRL_DMAACC | EJTAG_CTRL_DRWN | EJTAG_CTRL_DMA_HALFWORD | EJTAG_CTRL_DSTRT | ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
- // Wait for DSTRT to Clear
+ /* Wait for DSTRT to Clear */
do {
ejtag_ctrl = EJTAG_CTRL_DMAACC | ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
} while(ejtag_ctrl & EJTAG_CTRL_DSTRT);
- // Read Data
+ /* Read Data */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_DATA, NULL);
mips_ejtag_drscan_32(ejtag_info, &v);
- // Clear DMA & Check DERR
+ /* Clear DMA & Check DERR */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL);
ejtag_ctrl = ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
if (ejtag_ctrl & EJTAG_CTRL_DERR)
{
if (retries--) {
- printf("DMA Read Addr = %08x Data = ERROR ON READ (retrying)\n", addr);
+ LOG_ERROR("DMA Read Addr = %08x Data = ERROR ON READ (retrying)\n", addr);
goto begin_ejtag_dma_read_h;
- } else printf("DMA Read Addr = %08x Data = ERROR ON READ\n", addr);
+ }
+ else
+ LOG_ERROR("DMA Read Addr = %08x Data = ERROR ON READ\n", addr);
return ERROR_JTAG_DEVICE_ERROR;
}
- // Handle the bigendian/littleendian
- if ( addr & 0x2 ) *data = (v>>16)&0xffff ;
- else *data = (v&0x0000ffff) ;
+ /* Handle the bigendian/littleendian */
+ if (addr & 0x2)
+ *data = (v >> 16) & 0xffff;
+ else
+ *data = (v & 0x0000ffff);
return ERROR_OK;
}
@@ -137,49 +143,59 @@ static int ejtag_dma_read_b(mips_ejtag_t *ejtag_info, u32 addr, u8 *data)
{
u32 v;
u32 ejtag_ctrl;
- int retries = RETRY_ATTEMPTS;
+ int retries = RETRY_ATTEMPTS;
begin_ejtag_dma_read_b:
- // Setup Address
+ /* Setup Address */
v = addr;
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_ADDRESS, NULL);
mips_ejtag_drscan_32(ejtag_info, &v);
- // Initiate DMA Read & set DSTRT
+ /* Initiate DMA Read & set DSTRT */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL);
ejtag_ctrl = EJTAG_CTRL_DMAACC | EJTAG_CTRL_DRWN | EJTAG_CTRL_DMA_BYTE | EJTAG_CTRL_DSTRT | ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
- // Wait for DSTRT to Clear
+ /* Wait for DSTRT to Clear */
do {
ejtag_ctrl = EJTAG_CTRL_DMAACC | ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
} while(ejtag_ctrl & EJTAG_CTRL_DSTRT);
- // Read Data
+ /* Read Data */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_DATA, NULL);
mips_ejtag_drscan_32(ejtag_info, &v);
- // Clear DMA & Check DERR
+ /* Clear DMA & Check DERR */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL);
ejtag_ctrl = ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
if (ejtag_ctrl & EJTAG_CTRL_DERR)
{
if (retries--) {
- printf("DMA Read Addr = %08x Data = ERROR ON READ (retrying)\n", addr);
+ LOG_ERROR("DMA Read Addr = %08x Data = ERROR ON READ (retrying)\n", addr);
goto begin_ejtag_dma_read_b;
- } else printf("DMA Read Addr = %08x Data = ERROR ON READ\n", addr);
+ }
+ else
+ LOG_ERROR("DMA Read Addr = %08x Data = ERROR ON READ\n", addr);
return ERROR_JTAG_DEVICE_ERROR;
}
// Handle the bigendian/littleendian
- switch(addr & 0x3) {
- case 0: *data = v & 0xff; break;
- case 1: *data = (v>>8) & 0xff; break;
- case 2: *data = (v>>16) & 0xff; break;
- case 3: *data = (v>>24) & 0xff; break;
+ switch (addr & 0x3) {
+ case 0:
+ *data = v & 0xff;
+ break;
+ case 1:
+ *data = (v >> 8) & 0xff;
+ break;
+ case 2:
+ *data = (v >> 16) & 0xff;
+ break;
+ case 3:
+ *data = (v >> 24) & 0xff;
+ break;
}
return ERROR_OK;
@@ -189,41 +205,43 @@ static int ejtag_dma_write(mips_ejtag_t *ejtag_info, u32 addr, u32 data)
{
u32 v;
u32 ejtag_ctrl;
- int retries = RETRY_ATTEMPTS;
+ int retries = RETRY_ATTEMPTS;
begin_ejtag_dma_write:
- // Setup Address
+ /* Setup Address */
v = addr;
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_ADDRESS, NULL);
mips_ejtag_drscan_32(ejtag_info, &v);
- // Setup Data
+ /* Setup Data */
v = data;
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_DATA, NULL);
mips_ejtag_drscan_32(ejtag_info, &v);
- // Initiate DMA Write & set DSTRT
+ /* Initiate DMA Write & set DSTRT */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL);
ejtag_ctrl = EJTAG_CTRL_DMAACC | EJTAG_CTRL_DMA_WORD | EJTAG_CTRL_DSTRT | ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
- // Wait for DSTRT to Clear
+ /* Wait for DSTRT to Clear */
do {
ejtag_ctrl = EJTAG_CTRL_DMAACC | ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
} while(ejtag_ctrl & EJTAG_CTRL_DSTRT);
- // Clear DMA & Check DERR
+ /* Clear DMA & Check DERR */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL);
ejtag_ctrl = ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
if (ejtag_ctrl & EJTAG_CTRL_DERR)
{
if (retries--) {
- printf("DMA Write Addr = %08x Data = ERROR ON WRITE (retrying)\n", addr);
+ LOG_ERROR("DMA Write Addr = %08x Data = ERROR ON WRITE (retrying)\n", addr);
goto begin_ejtag_dma_write;
- } else printf("DMA Write Addr = %08x Data = ERROR ON WRITE\n", addr);
+ }
+ else
+ LOG_ERROR("DMA Write Addr = %08x Data = ERROR ON WRITE\n", addr);
return ERROR_JTAG_DEVICE_ERROR;
}
@@ -234,46 +252,47 @@ static int ejtag_dma_write_h(mips_ejtag_t *ejtag_info, u32 addr, u32 data)
{
u32 v;
u32 ejtag_ctrl;
- int retries = RETRY_ATTEMPTS;
-
+ int retries = RETRY_ATTEMPTS;
- // Handle the bigendian/littleendian
+ /* Handle the bigendian/littleendian */
data &= 0xffff;
- data |= data<<16;
+ data |= data << 16;
begin_ejtag_dma_write_h:
- // Setup Address
+ /* Setup Address */
v = addr;
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_ADDRESS, NULL);
mips_ejtag_drscan_32(ejtag_info, &v);
- // Setup Data
+ /* Setup Data */
v = data;
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_DATA, NULL);
mips_ejtag_drscan_32(ejtag_info, &v);
- // Initiate DMA Write & set DSTRT
+ /* Initiate DMA Write & set DSTRT */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL);
ejtag_ctrl = EJTAG_CTRL_DMAACC | EJTAG_CTRL_DMA_HALFWORD | EJTAG_CTRL_DSTRT | ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
- // Wait for DSTRT to Clear
+ /* Wait for DSTRT to Clear */
do {
ejtag_ctrl = EJTAG_CTRL_DMAACC | ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
} while(ejtag_ctrl & EJTAG_CTRL_DSTRT);
- // Clear DMA & Check DERR
+ /* Clear DMA & Check DERR */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL);
ejtag_ctrl = ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
if (ejtag_ctrl & EJTAG_CTRL_DERR)
{
if (retries--) {
- printf("DMA Write Addr = %08x Data = ERROR ON WRITE (retrying)\n", addr);
+ LOG_ERROR("DMA Write Addr = %08x Data = ERROR ON WRITE (retrying)\n", addr);
goto begin_ejtag_dma_write_h;
- } else printf("DMA Write Addr = %08x Data = ERROR ON WRITE\n", addr);
+ }
+ else
+ LOG_ERROR("DMA Write Addr = %08x Data = ERROR ON WRITE\n", addr);
return ERROR_JTAG_DEVICE_ERROR;
}
@@ -284,47 +303,48 @@ static int ejtag_dma_write_b(mips_ejtag_t *ejtag_info, u32 addr, u32 data)
{
u32 v;
u32 ejtag_ctrl;
- int retries = RETRY_ATTEMPTS;
-
+ int retries = RETRY_ATTEMPTS;
- // Handle the bigendian/littleendian
+ /* Handle the bigendian/littleendian */
data &= 0xff;
- data |= data<<8;
- data |= data<<16;
+ data |= data << 8;
+ data |= data << 16;
begin_ejtag_dma_write_b:
- // Setup Address
+ /* Setup Address*/
v = addr;
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_ADDRESS, NULL);
mips_ejtag_drscan_32(ejtag_info, &v);
- // Setup Data
+ /* Setup Data */
v = data;
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_DATA, NULL);
mips_ejtag_drscan_32(ejtag_info, &v);
- // Initiate DMA Write & set DSTRT
+ /* Initiate DMA Write & set DSTRT */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL);
ejtag_ctrl = EJTAG_CTRL_DMAACC | EJTAG_CTRL_DMA_BYTE | EJTAG_CTRL_DSTRT | ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
- // Wait for DSTRT to Clear
+ /* Wait for DSTRT to Clear */
do {
ejtag_ctrl = EJTAG_CTRL_DMAACC | ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
} while(ejtag_ctrl & EJTAG_CTRL_DSTRT);
- // Clear DMA & Check DERR
+ /* Clear DMA & Check DERR */
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL);
ejtag_ctrl = ejtag_info->ejtag_ctrl;
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
- if (ejtag_ctrl & EJTAG_CTRL_DERR)
+ if (ejtag_ctrl & EJTAG_CTRL_DERR)
{
if (retries--) {
- printf("DMA Write Addr = %08x Data = ERROR ON WRITE (retrying)\n", addr);
+ LOG_ERROR("DMA Write Addr = %08x Data = ERROR ON WRITE (retrying)\n", addr);
goto begin_ejtag_dma_write_b;
- } else printf("DMA Write Addr = %08x Data = ERROR ON WRITE\n", addr);
+ }
+ else
+ LOG_ERROR("DMA Write Addr = %08x Data = ERROR ON WRITE\n", addr);
return ERROR_JTAG_DEVICE_ERROR;
}
@@ -351,8 +371,8 @@ int mips32_dmaacc_read_mem32(mips_ejtag_t *ejtag_info, u32 addr, int count, u32
int i;
int retval;
- for(i=0; i<count; i++) {
- if((retval=ejtag_dma_read(ejtag_info, addr+i*sizeof(*buf), &buf[i])) != ERROR_OK)
+ for (i=0; i<count; i++) {
+ if ((retval = ejtag_dma_read(ejtag_info, addr+i*sizeof(*buf), &buf[i])) != ERROR_OK)
return retval;
}
@@ -364,8 +384,8 @@ int mips32_dmaacc_read_mem16(mips_ejtag_t *ejtag_info, u32 addr, int count, u16
int i;
int retval;
- for(i=0; i<count; i++) {
- if((retval=ejtag_dma_read_h(ejtag_info, addr+i*sizeof(*buf), &buf[i])) != ERROR_OK)
+ for (i=0; i<count; i++) {
+ if ((retval = ejtag_dma_read_h(ejtag_info, addr+i*sizeof(*buf), &buf[i])) != ERROR_OK)
return retval;
}
@@ -377,8 +397,8 @@ int mips32_dmaacc_read_mem8(mips_ejtag_t *ejtag_info, u32 addr, int count, u8 *b
int i;
int retval;
- for(i=0; i<count; i++) {
- if((retval=ejtag_dma_read_b(ejtag_info, addr+i*sizeof(*buf), &buf[i])) != ERROR_OK)
+ for (i=0; i<count; i++) {
+ if ((retval = ejtag_dma_read_b(ejtag_info, addr+i*sizeof(*buf), &buf[i])) != ERROR_OK)
return retval;
}
@@ -405,8 +425,8 @@ int mips32_dmaacc_write_mem32(mips_ejtag_t *ejtag_info, u32 addr, int count, u32
int i;
int retval;
- for(i=0; i<count; i++) {
- if((retval=ejtag_dma_write(ejtag_info, addr+i*sizeof(*buf), buf[i])) != ERROR_OK)
+ for (i=0; i<count; i++) {
+ if ((retval = ejtag_dma_write(ejtag_info, addr+i*sizeof(*buf), buf[i])) != ERROR_OK)
return retval;
}
@@ -418,8 +438,8 @@ int mips32_dmaacc_write_mem16(mips_ejtag_t *ejtag_info, u32 addr, int count, u16
int i;
int retval;
- for(i=0; i<count; i++) {
- if((retval=ejtag_dma_write_h(ejtag_info, addr+i*sizeof(*buf), buf[i])) != ERROR_OK)
+ for (i=0; i<count; i++) {
+ if ((retval = ejtag_dma_write_h(ejtag_info, addr+i*sizeof(*buf), buf[i])) != ERROR_OK)
return retval;
}
@@ -431,8 +451,8 @@ int mips32_dmaacc_write_mem8(mips_ejtag_t *ejtag_info, u32 addr, int count, u8 *
int i;
int retval;
- for(i=0; i<count; i++) {
- if((retval=ejtag_dma_write_b(ejtag_info, addr+i*sizeof(*buf), buf[i])) != ERROR_OK)
+ for (i=0; i<count; i++) {
+ if ((retval = ejtag_dma_write_b(ejtag_info, addr+i*sizeof(*buf), buf[i])) != ERROR_OK)
return retval;
}
diff --git a/src/target/mips32_pracc.c b/src/target/mips32_pracc.c
index 8e17e05c..871b3f21 100644
--- a/src/target/mips32_pracc.c
+++ b/src/target/mips32_pracc.c
@@ -234,7 +234,7 @@ int mips32_pracc_read_mem32(mips_ejtag_t *ejtag_info, u32 addr, int count, u32 *
MIPS32_SW(8,0,15), /* sw $8,($15) */
MIPS32_SW(9,0,15), /* sw $9,($15) */
MIPS32_SW(10,0,15), /* sw $10,($15) */
- MIPS32_SW(11,0,15), /* sw $10,($15) */
+ MIPS32_SW(11,0,15), /* sw $11,($15) */
MIPS32_LUI(8,UPPER16(MIPS32_PRACC_PARAM_IN)), /* $8 = MIPS32_PRACC_PARAM_IN */
MIPS32_ORI(8,8,LOWER16(MIPS32_PRACC_PARAM_IN)),
@@ -308,7 +308,7 @@ int mips32_pracc_read_mem16(mips_ejtag_t *ejtag_info, u32 addr, int count, u16 *
MIPS32_SW(8,0,15), /* sw $8,($15) */
MIPS32_SW(9,0,15), /* sw $9,($15) */
MIPS32_SW(10,0,15), /* sw $10,($15) */
- MIPS32_SW(11,0,15), /* sw $10,($15) */
+ MIPS32_SW(11,0,15), /* sw $11,($15) */
MIPS32_LUI(8,UPPER16(MIPS32_PRACC_PARAM_IN)), /* $8 = MIPS32_PRACC_PARAM_IN */
MIPS32_ORI(8,8,LOWER16(MIPS32_PRACC_PARAM_IN)),
@@ -387,7 +387,7 @@ int mips32_pracc_read_mem8(mips_ejtag_t *ejtag_info, u32 addr, int count, u8 *bu
MIPS32_SW(8,0,15), /* sw $8,($15) */
MIPS32_SW(9,0,15), /* sw $9,($15) */
MIPS32_SW(10,0,15), /* sw $10,($15) */
- MIPS32_SW(11,0,15), /* sw $10,($15) */
+ MIPS32_SW(11,0,15), /* sw $11,($15) */
MIPS32_LUI(8,UPPER16(MIPS32_PRACC_PARAM_IN)), /* $8 = MIPS32_PRACC_PARAM_IN */
MIPS32_ORI(8,8,LOWER16(MIPS32_PRACC_PARAM_IN)),
@@ -481,7 +481,7 @@ int mips32_pracc_write_mem32(mips_ejtag_t *ejtag_info, u32 addr, int count, u32
MIPS32_SW(8,0,15), /* sw $8,($15) */
MIPS32_SW(9,0,15), /* sw $9,($15) */
MIPS32_SW(10,0,15), /* sw $10,($15) */
- MIPS32_SW(11,0,15), /* sw $10,($15) */
+ MIPS32_SW(11,0,15), /* sw $11,($15) */
MIPS32_LUI(8,UPPER16(MIPS32_PRACC_PARAM_IN)), /* $8 = MIPS32_PRACC_PARAM_IN */
MIPS32_ORI(8,8,LOWER16(MIPS32_PRACC_PARAM_IN)),
@@ -536,7 +536,7 @@ int mips32_pracc_write_mem16(mips_ejtag_t *ejtag_info, u32 addr, int count, u16
MIPS32_SW(8,0,15), /* sw $8,($15) */
MIPS32_SW(9,0,15), /* sw $9,($15) */
MIPS32_SW(10,0,15), /* sw $10,($15) */
- MIPS32_SW(11,0,15), /* sw $10,($15) */
+ MIPS32_SW(11,0,15), /* sw $11,($15) */
MIPS32_LUI(8,UPPER16(MIPS32_PRACC_PARAM_IN)), /* $8 = MIPS32_PRACC_PARAM_IN */
MIPS32_ORI(8,8,LOWER16(MIPS32_PRACC_PARAM_IN)),
@@ -596,7 +596,7 @@ int mips32_pracc_write_mem8(mips_ejtag_t *ejtag_info, u32 addr, int count, u8 *b
MIPS32_SW(8,0,15), /* sw $8,($15) */
MIPS32_SW(9,0,15), /* sw $9,($15) */
MIPS32_SW(10,0,15), /* sw $10,($15) */
- MIPS32_SW(11,0,15), /* sw $10,($15) */
+ MIPS32_SW(11,0,15), /* sw $11,($15) */
MIPS32_LUI(8,UPPER16(MIPS32_PRACC_PARAM_IN)), /* $8 = MIPS32_PRACC_PARAM_IN */
MIPS32_ORI(8,8,LOWER16(MIPS32_PRACC_PARAM_IN)),
diff --git a/src/target/mips_ejtag.h b/src/target/mips_ejtag.h
index cd31d233..f5d62c10 100644
--- a/src/target/mips_ejtag.h
+++ b/src/target/mips_ejtag.h
@@ -26,6 +26,7 @@
#include "types.h"
#include "jtag.h"
+/* tap instructions */
#define EJTAG_INST_IDCODE 0x01
#define EJTAG_INST_IMPCODE 0x03
#define EJTAG_INST_ADDRESS 0x08
@@ -40,6 +41,7 @@
#define EJTAG_INST_TCBDATA 0x12
#define EJTAG_INST_BYPASS 0xFF
+/* debug control register bits */
#define EJTAG_CTRL_TOF (1 << 1)
#define EJTAG_CTRL_TIF (1 << 2)
#define EJTAG_CTRL_BRKST (1 << 3)
@@ -85,11 +87,15 @@
#define EJTAG_DEBUG_DM (1 << 30)
#define EJTAG_DEBUG_DBD (1 << 31)
+/* implementaion register bits */
+#define EJTAG_IMP_NODMA (1 << 14)
+#define EJTAG_IMP_MIPS16 (1 << 16)
+
typedef struct mips_ejtag_s
{
int chain_pos;
u32 impcode;
-// int use_dma;
+ /*int use_dma;*/
u32 ejtag_ctrl;
} mips_ejtag_t;
diff --git a/src/target/mips_m4k.c b/src/target/mips_m4k.c
index 0e544df7..c99ca92f 100644
--- a/src/target/mips_m4k.c
+++ b/src/target/mips_m4k.c
@@ -256,12 +256,15 @@ int mips_m4k_assert_reset(target_t *target)
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_NORMALBOOT, NULL);
}
- if (strcmp(target->variant, "ejtag_srst") == 0) {
+ if (strcmp(target->variant, "ejtag_srst") == 0)
+ {
u32 ejtag_ctrl = ejtag_info->ejtag_ctrl | EJTAG_CTRL_PRRST | EJTAG_CTRL_PERRST;
LOG_DEBUG("Using EJTAG reset (PRRST) to reset processor...");
mips_ejtag_set_instr(ejtag_info, EJTAG_INST_CONTROL, NULL);
mips_ejtag_drscan_32(ejtag_info, &ejtag_ctrl);
- } else {
+ }
+ else
+ {
/* here we should issue a srst only, but we may have to assert trst as well */
if (jtag_reset_config & RESET_SRST_PULLS_TRST)
{
@@ -522,7 +525,7 @@ int mips_m4k_read_memory(struct target_s *target, u32 address, u32 size, u32 cou
case 2:
case 1:
/* if noDMA off, use DMAACC mode for memory read */
- if(ejtag_info->impcode & (1<<14))
+ if(ejtag_info->impcode & EJTAG_IMP_NODMA)
return mips32_pracc_read_mem(ejtag_info, address, size, count, (void *)buffer);
else
return mips32_dmaacc_read_mem(ejtag_info, address, size, count, (void *)buffer);
@@ -561,7 +564,7 @@ int mips_m4k_write_memory(struct target_s *target, u32 address, u32 size, u32 co
case 2:
case 1:
/* if noDMA off, use DMAACC mode for memory write */
- if(ejtag_info->impcode & (1<<14))
+ if(ejtag_info->impcode & EJTAG_IMP_NODMA)
mips32_pracc_write_mem(ejtag_info, address, size, count, (void *)buffer);
else
mips32_dmaacc_write_mem(ejtag_info, address, size, count, (void *)buffer);
diff --git a/testing/examples/PIC32/BlinkingLeds.c b/testing/examples/PIC32/BlinkingLeds.c
index d1647c45..027f59ac 100644
--- a/testing/examples/PIC32/BlinkingLeds.c
+++ b/testing/examples/PIC32/BlinkingLeds.c
@@ -1,23 +1,23 @@
-#include <plib.h>
-int main(void)
-{
- int i;
- mPORTDClearBits(BIT_0);
- mPORTDSetPinsDigitalOut(BIT_0);
- mPORTDClearBits(BIT_1);
- mPORTDSetPinsDigitalOut(BIT_1);
- mPORTDClearBits(BIT_2);
- mPORTDSetPinsDigitalOut(BIT_2);
-
- while(1)
- {
- for(i = 0; i < 500000; i++)
- mPORTDToggleBits(BIT_0);
- for(i = 0; i < 500000; i++)
- mPORTDToggleBits(BIT_1);
- for(i = 0; i < 500000; i++)
- mPORTDToggleBits(BIT_2);
- }
-
- return 0;
-}
+#include <plib.h>
+int main(void)
+{
+ int i;
+ mPORTDClearBits(BIT_0);
+ mPORTDSetPinsDigitalOut(BIT_0);
+ mPORTDClearBits(BIT_1);
+ mPORTDSetPinsDigitalOut(BIT_1);
+ mPORTDClearBits(BIT_2);
+ mPORTDSetPinsDigitalOut(BIT_2);
+
+ while(1)
+ {
+ for(i = 0; i < 500000; i++)
+ mPORTDToggleBits(BIT_0);
+ for(i = 0; i < 500000; i++)
+ mPORTDToggleBits(BIT_1);
+ for(i = 0; i < 500000; i++)
+ mPORTDToggleBits(BIT_2);
+ }
+
+ return 0;
+}
diff --git a/testing/examples/PIC32/readme.txt b/testing/examples/PIC32/readme.txt
index ca9573a5..cb32ac2e 100644
--- a/testing/examples/PIC32/readme.txt
+++ b/testing/examples/PIC32/readme.txt
@@ -1,4 +1,4 @@
-Here you'll find a simple example tested with PIC32 Starter kit (source code and .elf file). It will blink repeatedly the LEDs on the board.
-The program was compiled and written on the target using MPLAB IDE v 8.0 that comes with the kit because openocd is missing currently the ability
-to program the flash for this specific target. It is possible in the future this limitation to be removed.
+Here you'll find a simple example tested with PIC32 Starter kit (source code and .elf file). It will blink repeatedly the LEDs on the board.
+The program was compiled and written on the target using MPLAB IDE v 8.0 that comes with the kit because openocd is missing currently the ability
+to program the flash for this specific target. It is possible in the future this limitation to be removed.
\ No newline at end of file