- Fixed display of sector sizes in flash.c

[openocd] / src / target / cortex_swjdp.c

diff --git a/src/target/cortex_swjdp.c b/src/target/cortex_swjdp.c
index 2a2267ffb5d4597999c5246697cbc9a7804ae6c9..85a2abc3c677a9086126557ae0e9e9d0a146466b 100644 (file)
--- a/src/target/cortex_swjdp.c
+++ b/src/target/cortex_swjdp.c
@@ -164,7 +164,7 @@ int scan_inout_check_u32(swjdp_common_t *swjdp, u8 instr, u8 reg_addr, u8 RnW, u
                swjdp_scan_u32(swjdp->jtag_info, SWJDP_IR_DPACC, 0xC, DPAP_READ, 0, invalue, &swjdp->ack);
        }
        
-       /* In TRANS_MODE_ATOMIC all SWJDP_IR_APACC transactions wait for ack=OK/FAULT and the check CTRL_STAT */
+       /* In TRANS_MODE_ATOMIC all SWJDP_IR_APACC transactions wait for ack=OK/FAULT and then check CTRL_STAT */
        if ((instr == SWJDP_IR_APACC) && (swjdp->trans_mode == TRANS_MODE_ATOMIC))
        {
                return swjdp_transaction_endcheck(swjdp);
@@ -178,6 +178,7 @@ int swjdp_transaction_endcheck(swjdp_common_t *swjdp)
        int waitcount = 0;
        u32 ctrlstat;
 
+       scan_inout_check_u32(swjdp, SWJDP_IR_DPACC, DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
        scan_inout_check_u32(swjdp, SWJDP_IR_DPACC, DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
        jtag_execute_queue();
        
@@ -191,6 +192,7 @@ int swjdp_transaction_endcheck(swjdp_common_t *swjdp)
                        if (waitcount > 100)
                        {
                                WARNING("Timeout waiting for ACK = OK/FAULT in SWJDP transaction");
+
                                return ERROR_JTAG_DEVICE_ERROR;
                        }
                }
@@ -199,6 +201,7 @@ int swjdp_transaction_endcheck(swjdp_common_t *swjdp)
                        WARNING("Invalid ACK in SWJDP transaction");
                        return ERROR_JTAG_DEVICE_ERROR;
                }
+
                scan_inout_check_u32(swjdp, SWJDP_IR_DPACC, DP_CTRL_STAT, DPAP_READ, 0, &ctrlstat);
                jtag_execute_queue();
                swjdp->ack = swjdp->ack & 0x7;
@@ -418,7 +421,7 @@ int ahbap_write_buf(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address)
        count = count - 4 * wcount;
        while (wcount > 0)
        {
-               /* Adjust to read within 4K block boundaries */
+               /* Adjust to write blocks within 4K aligned boundaries */
                blocksize = (0x1000 - (0xFFF & address)) >> 2;
                if (wcount < blocksize)
                        blocksize = wcount;
@@ -439,7 +442,7 @@ int ahbap_write_buf(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address)
                }
                if (errorcount > 1)
                {
-                       WARNING("Block read error address 0x%x, count 0x%x", address, count);
+                       WARNING("Block write error address 0x%x, wcount 0x%x", address, wcount);
                        return ERROR_JTAG_DEVICE_ERROR;
                }
        }
@@ -573,7 +576,7 @@ int ahbap_read_buf_u16(swjdp_common_t *swjdp, u8 *buffer, int count, u32 address
 int ahbap_block_read_u32(swjdp_common_t *swjdp, u32 *buffer, int count, u32 address)
 {
        int readcount, errorcount = 0;
-       u32 blockmax, blocksize;
+       u32 blocksize;
        
        swjdp->trans_mode = TRANS_MODE_COMPOSITE;