Fix "unused variable" warnings (errors) detected with GCC 4.7.0 - trivial fixes

[openocd.git] / src / pld / virtex2.c

diff --git a/src/pld/virtex2.c b/src/pld/virtex2.c
index 976535b4cd14c2f647350faf666b5fb18b0e66e3..fdaeb61ebf09fad74e6de8c4267fc7adb2265ad8 100644 (file)
--- a/src/pld/virtex2.c
+++ b/src/pld/virtex2.c
@@ -36,13 +36,14 @@ static int virtex2_set_instr(struct jtag_tap *tap, uint32_t new_instr)
                struct scan_field field;
 
                field.num_bits = tap->ir_length;
-               field.out_value = calloc(DIV_ROUND_UP(field.num_bits, 8), 1);
-               buf_set_u32(field.out_value, 0, field.num_bits, new_instr);
+               void * t = calloc(DIV_ROUND_UP(field.num_bits, 8), 1);
+               field.out_value = t;
+               buf_set_u32(t, 0, field.num_bits, new_instr);
                field.in_value = NULL;
 
-               jtag_add_ir_scan(tap, &field, jtag_set_end_state(TAP_IDLE));
+               jtag_add_ir_scan(tap, &field, TAP_IDLE);
 
-               free(field.out_value);
+               free(t);
        }
 
        return ERROR_OK;
@@ -67,7 +68,7 @@ static int virtex2_send_32(struct pld_device *pld_device,
 
        virtex2_set_instr(virtex2_info->tap, 0x5); /* CFG_IN */
 
-       jtag_add_dr_scan(virtex2_info->tap, 1, &scan_field, jtag_set_end_state(TAP_DRPAUSE));
+       jtag_add_dr_scan(virtex2_info->tap, 1, &scan_field, TAP_DRPAUSE);
 
        free(values);
 
@@ -77,7 +78,7 @@ static int virtex2_send_32(struct pld_device *pld_device,
 static __inline__ void virtexflip32(jtag_callback_data_t arg)
 {
   uint8_t *in = (uint8_t *)arg;
-       *((uint32_t *)in) = flip_u32(le_to_h_u32(in), 32);
+       *((uint32_t *)arg) = flip_u32(le_to_h_u32(in), 32);
 }
 
 static int virtex2_receive_32(struct pld_device *pld_device,
@@ -96,7 +97,7 @@ static int virtex2_receive_32(struct pld_device *pld_device,
        {
                scan_field.in_value = (uint8_t *)words;
 
-               jtag_add_dr_scan(virtex2_info->tap, 1, &scan_field, jtag_set_end_state(TAP_DRPAUSE));
+               jtag_add_dr_scan(virtex2_info->tap, 1, &scan_field, TAP_DRPAUSE);
 
                jtag_add_callback(virtexflip32, (jtag_callback_data_t)words);
 
@@ -141,7 +142,6 @@ static int virtex2_load(struct pld_device *pld_device, const char *filename)
        if ((retval = xilinx_read_bit_file(&bit_file, filename)) != ERROR_OK)
                return retval;
 
-       jtag_set_end_state(TAP_IDLE);
        virtex2_set_instr(virtex2_info->tap, 0xb); /* JPROG_B */
        jtag_execute_queue();
        jtag_add_sleep(1000);
@@ -155,18 +155,17 @@ static int virtex2_load(struct pld_device *pld_device, const char *filename)
        field.num_bits = bit_file.length * 8;
        field.out_value = bit_file.data;
 
-       jtag_add_dr_scan(virtex2_info->tap, 1, &field, jtag_set_end_state(TAP_DRPAUSE));
+       jtag_add_dr_scan(virtex2_info->tap, 1, &field, TAP_DRPAUSE);
        jtag_execute_queue();
 
        jtag_add_tlr();
 
-       jtag_set_end_state(TAP_IDLE);
        virtex2_set_instr(virtex2_info->tap, 0xc); /* JSTART */
-       jtag_add_runtest(13, jtag_set_end_state(TAP_IDLE));
+       jtag_add_runtest(13, TAP_IDLE);
        virtex2_set_instr(virtex2_info->tap, 0x3f); /* BYPASS */
        virtex2_set_instr(virtex2_info->tap, 0x3f); /* BYPASS */
        virtex2_set_instr(virtex2_info->tap, 0xc); /* JSTART */
-       jtag_add_runtest(13, jtag_set_end_state(TAP_IDLE));
+       jtag_add_runtest(13, TAP_IDLE);
        virtex2_set_instr(virtex2_info->tap, 0x3f); /* BYPASS */
        jtag_execute_queue();
 
@@ -176,7 +175,6 @@ static int virtex2_load(struct pld_device *pld_device, const char *filename)
 COMMAND_HANDLER(virtex2_handle_read_stat_command)
 {
        struct pld_device *device;
-       struct virtex2_pld_device *virtex2_info;
        uint32_t status;
 
        if (CMD_ARGC < 1)
@@ -194,8 +192,6 @@ COMMAND_HANDLER(virtex2_handle_read_stat_command)
                return ERROR_OK;
        }
 
-       virtex2_info = device->driver_priv;
-
        virtex2_read_stat(device, &status);
 
        command_print(CMD_CTX, "virtex2 status register: 0x%8.8" PRIx32 "", status);