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- slight mips32 cleanup/reformat

Browse Source 
- add missing svn props

git-svn-id: svn://svn.berlios.de/openocd/trunk@1159 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
ntfreak
2008-11-12 14:53:19 +00:00
parent 3a59ff8bda
commit 8f2c1659cf
6 changed files with 142 additions and 113 deletions
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172
src/target/mips32_dmaacc.c
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@@ -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;
}