diff options
Diffstat (limited to 'src/target/arm_adi_v5.c')
| -rw-r--r-- | src/target/arm_adi_v5.c | 43 |
1 files changed, 34 insertions, 9 deletions
diff --git a/src/target/arm_adi_v5.c b/src/target/arm_adi_v5.c index a0fd4cb4..b17fd410 100644 --- a/src/target/arm_adi_v5.c +++ b/src/target/arm_adi_v5.c @@ -262,16 +262,17 @@ int mem_ap_write_atomic_u32(struct adiv5_dap *dap, uint32_t address, /***************************************************************************** * * -* mem_ap_write_buf(struct adiv5_dap *dap, uint8_t *buffer, int count, uint32_t address) * +* mem_ap_write_buf(struct adiv5_dap *dap, uint8_t *buffer, int count, uint32_t address, bool addr_incr) * * * * Write a buffer in target order (little endian) * * * *****************************************************************************/ -int mem_ap_write_buf_u32(struct adiv5_dap *dap, const uint8_t *buffer, int count, uint32_t address) +int mem_ap_write_buf_u32(struct adiv5_dap *dap, const uint8_t *buffer, int count, uint32_t address, bool addr_incr) { int wcount, blocksize, writecount, errorcount = 0, retval = ERROR_OK; uint32_t adr = address; const uint8_t *pBuffer = buffer; + uint32_t incr_flag = CSW_ADDRINC_OFF; count >>= 2; wcount = count; @@ -302,7 +303,10 @@ int mem_ap_write_buf_u32(struct adiv5_dap *dap, const uint8_t *buffer, int count if (blocksize == 0) blocksize = 1; - retval = dap_setup_accessport(dap, CSW_32BIT | CSW_ADDRINC_SINGLE, address); + if (addr_incr) + incr_flag = CSW_ADDRINC_SINGLE; + + retval = dap_setup_accessport(dap, CSW_32BIT | incr_flag, address); if (retval != ERROR_OK) return retval; @@ -317,7 +321,8 @@ int mem_ap_write_buf_u32(struct adiv5_dap *dap, const uint8_t *buffer, int count retval = dap_run(dap); if (retval == ERROR_OK) { wcount = wcount - blocksize; - address = address + 4 * blocksize; + if (addr_incr) + address = address + 4 * blocksize; buffer = buffer + 4 * blocksize; } else errorcount++; @@ -547,14 +552,16 @@ extern int adi_jtag_dp_scan(struct adiv5_dap *dap, * @param buffer where the words will be stored (in host byte order). * @param count How many words to read. * @param address Memory address from which to read words; all the + * @param addr_incr if true, increment the source address for each u32 * words must be readable by the currently selected MEM-AP. */ int mem_ap_read_buf_u32(struct adiv5_dap *dap, uint8_t *buffer, - int count, uint32_t address) + int count, uint32_t address, bool addr_incr) { int wcount, blocksize, readcount, errorcount = 0, retval = ERROR_OK; uint32_t adr = address; uint8_t *pBuffer = buffer; + uint32_t incr_flag = CSW_ADDRINC_OFF; count >>= 2; wcount = count; @@ -573,7 +580,10 @@ int mem_ap_read_buf_u32(struct adiv5_dap *dap, uint8_t *buffer, if (blocksize == 0) blocksize = 1; - retval = dap_setup_accessport(dap, CSW_32BIT | CSW_ADDRINC_SINGLE, + if (addr_incr) + incr_flag = CSW_ADDRINC_SINGLE; + + retval = dap_setup_accessport(dap, CSW_32BIT | incr_flag, address); if (retval != ERROR_OK) return retval; @@ -622,7 +632,8 @@ int mem_ap_read_buf_u32(struct adiv5_dap *dap, uint8_t *buffer, return retval; } wcount = wcount - blocksize; - address += 4 * blocksize; + if (addr_incr) + address += 4 * blocksize; buffer += 4 * blocksize; } @@ -881,11 +892,18 @@ int mem_ap_sel_read_buf_u16(struct adiv5_dap *swjdp, uint8_t ap, return mem_ap_read_buf_u16(swjdp, buffer, count, address); } +int mem_ap_sel_read_buf_u32_noincr(struct adiv5_dap *swjdp, uint8_t ap, + uint8_t *buffer, int count, uint32_t address) +{ + dap_ap_select(swjdp, ap); + return mem_ap_read_buf_u32(swjdp, buffer, count, address, false); +} + int mem_ap_sel_read_buf_u32(struct adiv5_dap *swjdp, uint8_t ap, uint8_t *buffer, int count, uint32_t address) { dap_ap_select(swjdp, ap); - return mem_ap_read_buf_u32(swjdp, buffer, count, address); + return mem_ap_read_buf_u32(swjdp, buffer, count, address, true); } int mem_ap_sel_write_buf_u8(struct adiv5_dap *swjdp, uint8_t ap, @@ -906,7 +924,14 @@ int mem_ap_sel_write_buf_u32(struct adiv5_dap *swjdp, uint8_t ap, const uint8_t *buffer, int count, uint32_t address) { dap_ap_select(swjdp, ap); - return mem_ap_write_buf_u32(swjdp, buffer, count, address); + return mem_ap_write_buf_u32(swjdp, buffer, count, address, true); +} + +int mem_ap_sel_write_buf_u32_noincr(struct adiv5_dap *swjdp, uint8_t ap, + const uint8_t *buffer, int count, uint32_t address) +{ + dap_ap_select(swjdp, ap); + return mem_ap_write_buf_u32(swjdp, buffer, count, address, false); } #define MDM_REG_STAT 0x00 |