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arm_adi_v5: add error propagation for dap_setup_accessport 

Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>
This commit is contained in:
Øyvind Harboe 2010-07-19 13:45:53 +02:00
parent 44ef0327dd
commit e7a1ec64bf
2 changed files with 45 additions and 15 deletions
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44
src/target/arm_adi_v5.c
View File

@ -5,7 +5,7 @@
* Copyright (C) 2008 by Spencer Oliver *
* spen@spen-soft.co.uk *
* *
* Copyright (C) 2009 by Oyvind Harboe *
* Copyright (C) 2009-2010 by Oyvind Harboe *
* oyvind.harboe@zylin.com *
* *
* Copyright (C) 2009-2010 by David Brownell *
@ -309,7 +309,9 @@ int mem_ap_write_buf_u32(struct adiv5_dap *dap, uint8_t *buffer, int count, uint
if (blocksize == 0)
blocksize = 1;
dap_setup_accessport(dap, CSW_32BIT | CSW_ADDRINC_SINGLE, address);
retval = dap_setup_accessport(dap, CSW_32BIT | CSW_ADDRINC_SINGLE, address);
if (retval != ERROR_OK)
return retval;
for (writecount = 0; writecount < blocksize; writecount++)
{
@ -363,7 +365,9 @@ static int mem_ap_write_buf_packed_u16(struct adiv5_dap *dap,
if (blocksize == 0)
blocksize = 1;
dap_setup_accessport(dap, CSW_16BIT | CSW_ADDRINC_PACKED, address);
retval = dap_setup_accessport(dap, CSW_16BIT | CSW_ADDRINC_PACKED, address);
if (retval != ERROR_OK)
return retval;
writecount = blocksize;
do
@ -430,7 +434,9 @@ int mem_ap_write_buf_u16(struct adiv5_dap *dap, uint8_t *buffer, int count, uint
while (count > 0)
{
dap_setup_accessport(dap, CSW_16BIT | CSW_ADDRINC_SINGLE, address);
retval = dap_setup_accessport(dap, CSW_16BIT | CSW_ADDRINC_SINGLE, address);
if (retval != ERROR_OK)
return retval;
uint16_t svalue;
memcpy(&svalue, buffer, sizeof(uint16_t));
uint32_t outvalue = (uint32_t)svalue << 8 * (address & 0x3);
@ -468,7 +474,9 @@ static int mem_ap_write_buf_packed_u8(struct adiv5_dap *dap,
if (wcount < blocksize)
blocksize = wcount;
dap_setup_accessport(dap, CSW_8BIT | CSW_ADDRINC_PACKED, address);
retval = dap_setup_accessport(dap, CSW_8BIT | CSW_ADDRINC_PACKED, address);
if (retval != ERROR_OK)
return retval;
writecount = blocksize;
do
@ -534,7 +542,9 @@ int mem_ap_write_buf_u8(struct adiv5_dap *dap, uint8_t *buffer, int count, uint3
while (count > 0)
{
dap_setup_accessport(dap, CSW_8BIT | CSW_ADDRINC_SINGLE, address);
retval = dap_setup_accessport(dap, CSW_8BIT | CSW_ADDRINC_SINGLE, address);
if (retval != ERROR_OK)
return retval;
uint32_t outvalue = (uint32_t)*buffer << 8 * (address & 0x3);
retval = dap_queue_ap_write(dap, AP_REG_DRW, outvalue);
if (retval != ERROR_OK)
@ -592,8 +602,10 @@ int mem_ap_read_buf_u32(struct adiv5_dap *dap, uint8_t *buffer,
if (blocksize == 0)
blocksize = 1;
dap_setup_accessport(dap, CSW_32BIT | CSW_ADDRINC_SINGLE,
retval = dap_setup_accessport(dap, CSW_32BIT | CSW_ADDRINC_SINGLE,
address);
if (retval != ERROR_OK)
return retval;
/* FIXME remove these three calls to adi_jtag_dp_scan(),
* so this routine becomes transport-neutral. Be careful
@ -686,7 +698,9 @@ static int mem_ap_read_buf_packed_u16(struct adiv5_dap *dap,
if (wcount < blocksize)
blocksize = wcount;
dap_setup_accessport(dap, CSW_16BIT | CSW_ADDRINC_PACKED, address);
retval = dap_setup_accessport(dap, CSW_16BIT | CSW_ADDRINC_PACKED, address);
if (retval != ERROR_OK)
return retval;
/* handle unaligned data at 4k boundary */
if (blocksize == 0)
@ -739,7 +753,9 @@ int mem_ap_read_buf_u16(struct adiv5_dap *dap, uint8_t *buffer,
while (count > 0)
{
dap_setup_accessport(dap, CSW_16BIT | CSW_ADDRINC_SINGLE, address);
retval = dap_setup_accessport(dap, CSW_16BIT | CSW_ADDRINC_SINGLE, address);
if (retval != ERROR_OK)
return retval;
retval = dap_queue_ap_read(dap, AP_REG_DRW, &invalue);
if (retval != ERROR_OK)
break;
@ -795,7 +811,9 @@ static int mem_ap_read_buf_packed_u8(struct adiv5_dap *dap,
if (wcount < blocksize)
blocksize = wcount;
dap_setup_accessport(dap, CSW_8BIT | CSW_ADDRINC_PACKED, address);
retval = dap_setup_accessport(dap, CSW_8BIT | CSW_ADDRINC_PACKED, address);
if (retval != ERROR_OK)
return retval;
readcount = blocksize;
do
@ -844,8 +862,12 @@ int mem_ap_read_buf_u8(struct adiv5_dap *dap, uint8_t *buffer,
while (count > 0)
{
dap_setup_accessport(dap, CSW_8BIT | CSW_ADDRINC_SINGLE, address);
retval = dap_setup_accessport(dap, CSW_8BIT | CSW_ADDRINC_SINGLE, address);
if (retval != ERROR_OK)
return retval;
retval = dap_queue_ap_read(dap, AP_REG_DRW, &invalue);
if (retval != ERROR_OK)
return retval;
retval = dap_run(dap);
if (retval != ERROR_OK)
break;

16
src/target/cortex_m3.c
View File

@ -71,13 +71,17 @@ static int cortexm3_dap_read_coreregister_u32(struct adiv5_dap *swjdp,
mem_ap_read_u32(swjdp, DCB_DCRDR, &dcrdr);
/* mem_ap_write_u32(swjdp, DCB_DCRSR, regnum); */
dap_setup_accessport(swjdp, CSW_32BIT | CSW_ADDRINC_OFF, DCB_DCRSR & 0xFFFFFFF0);
retval = dap_setup_accessport(swjdp, CSW_32BIT | CSW_ADDRINC_OFF, DCB_DCRSR & 0xFFFFFFF0);
if (retval != ERROR_OK)
return retval;
retval = dap_queue_ap_write(swjdp, AP_REG_BD0 | (DCB_DCRSR & 0xC), regnum);
if (retval != ERROR_OK)
return retval;
/* mem_ap_read_u32(swjdp, DCB_DCRDR, value); */
dap_setup_accessport(swjdp, CSW_32BIT | CSW_ADDRINC_OFF, DCB_DCRDR & 0xFFFFFFF0);
retval = dap_setup_accessport(swjdp, CSW_32BIT | CSW_ADDRINC_OFF, DCB_DCRDR & 0xFFFFFFF0);
if (retval != ERROR_OK)
return retval;
retval = dap_queue_ap_read(swjdp, AP_REG_BD0 | (DCB_DCRDR & 0xC), value);
if (retval != ERROR_OK)
return retval;
@ -106,12 +110,16 @@ static int cortexm3_dap_write_coreregister_u32(struct adiv5_dap *swjdp,
mem_ap_read_u32(swjdp, DCB_DCRDR, &dcrdr);
/* mem_ap_write_u32(swjdp, DCB_DCRDR, core_regs[i]); */
dap_setup_accessport(swjdp, CSW_32BIT | CSW_ADDRINC_OFF, DCB_DCRDR & 0xFFFFFFF0);
retval = dap_setup_accessport(swjdp, CSW_32BIT | CSW_ADDRINC_OFF, DCB_DCRDR & 0xFFFFFFF0);
if (retval != ERROR_OK)
return retval;
retval = dap_queue_ap_write(swjdp, AP_REG_BD0 | (DCB_DCRDR & 0xC), value);
// XXX check retval
/* mem_ap_write_u32(swjdp, DCB_DCRSR, i | DCRSR_WnR); */
dap_setup_accessport(swjdp, CSW_32BIT | CSW_ADDRINC_OFF, DCB_DCRSR & 0xFFFFFFF0);
retval = dap_setup_accessport(swjdp, CSW_32BIT | CSW_ADDRINC_OFF, DCB_DCRSR & 0xFFFFFFF0);
if (retval != ERROR_OK)
return retval;
retval = dap_queue_ap_write(swjdp, AP_REG_BD0 | (DCB_DCRSR & 0xC), regnum | DCRSR_WnR);
// XXX check retval