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@ -27,89 +27,87 @@
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#include <string.h>
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#include <stdint.h>
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#include <urjtag/log.h>
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#include <urjtag/error.h>
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#include <urjtag/jim.h>
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#include <urjtag/jim/some_cpu.h>
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#undef VERBOSE
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static const urj_jim_tap_state_t next_tap_state[16][2] = {
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/* URJ_JIM_RESET */ {URJ_JIM_IDLE, URJ_JIM_RESET},
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/* URJ_JIM_SELECT_DR */ {URJ_JIM_CAPTURE_DR, URJ_JIM_SELECT_IR},
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/* URJ_JIM_CAPTURE_DR */ {URJ_JIM_SHIFT_DR, URJ_JIM_EXIT1_DR},
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/* URJ_JIM_SHIFT_DR */ {URJ_JIM_SHIFT_DR, URJ_JIM_EXIT1_DR},
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/* URJ_JIM_EXIT1_DR */ {URJ_JIM_PAUSE_DR, URJ_JIM_UPDATE_DR},
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/* URJ_JIM_PAUSE_DR */ {URJ_JIM_PAUSE_DR, URJ_JIM_EXIT2_DR},
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/* URJ_JIM_EXIT2_DR */ {URJ_JIM_SHIFT_DR, URJ_JIM_UPDATE_DR},
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/* URJ_JIM_UPDATE_DR */ {URJ_JIM_IDLE, URJ_JIM_SELECT_DR},
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/* URJ_JIM_IDLE */ {URJ_JIM_IDLE, URJ_JIM_SELECT_DR},
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/* URJ_JIM_SELECT_IR */ {URJ_JIM_CAPTURE_IR, URJ_JIM_RESET},
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/* URJ_JIM_CAPTURE_IR */ {URJ_JIM_SHIFT_IR, URJ_JIM_EXIT1_IR},
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/* URJ_JIM_SHIFT_IR */ {URJ_JIM_SHIFT_IR, URJ_JIM_EXIT1_IR},
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/* URJ_JIM_EXIT1_IR */ {URJ_JIM_PAUSE_IR, URJ_JIM_UPDATE_IR},
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/* URJ_JIM_PAUSE_IR */ {URJ_JIM_EXIT2_IR, URJ_JIM_EXIT2_IR},
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/* URJ_JIM_EXIT2_IR */ {URJ_JIM_SHIFT_IR, URJ_JIM_UPDATE_IR},
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/* URJ_JIM_UPDATE_IR */ {URJ_JIM_IDLE, URJ_JIM_SELECT_DR}
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/* URJ_JIM_RESET */ {URJ_JIM_IDLE, URJ_JIM_RESET},
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/* URJ_JIM_SELECT_DR */ {URJ_JIM_CAPTURE_DR, URJ_JIM_SELECT_IR},
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/* URJ_JIM_CAPTURE_DR */ {URJ_JIM_SHIFT_DR, URJ_JIM_EXIT1_DR},
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/* URJ_JIM_SHIFT_DR */ {URJ_JIM_SHIFT_DR, URJ_JIM_EXIT1_DR},
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/* URJ_JIM_EXIT1_DR */ {URJ_JIM_PAUSE_DR, URJ_JIM_UPDATE_DR},
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/* URJ_JIM_PAUSE_DR */ {URJ_JIM_PAUSE_DR, URJ_JIM_EXIT2_DR},
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/* URJ_JIM_EXIT2_DR */ {URJ_JIM_SHIFT_DR, URJ_JIM_UPDATE_DR},
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/* URJ_JIM_UPDATE_DR */ {URJ_JIM_IDLE, URJ_JIM_SELECT_DR},
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/* URJ_JIM_IDLE */ {URJ_JIM_IDLE, URJ_JIM_SELECT_DR},
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/* URJ_JIM_SELECT_IR */ {URJ_JIM_CAPTURE_IR, URJ_JIM_RESET},
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/* URJ_JIM_CAPTURE_IR */ {URJ_JIM_SHIFT_IR, URJ_JIM_EXIT1_IR},
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/* URJ_JIM_SHIFT_IR */ {URJ_JIM_SHIFT_IR, URJ_JIM_EXIT1_IR},
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/* URJ_JIM_EXIT1_IR */ {URJ_JIM_PAUSE_IR, URJ_JIM_UPDATE_IR},
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/* URJ_JIM_PAUSE_IR */ {URJ_JIM_EXIT2_IR, URJ_JIM_EXIT2_IR},
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/* URJ_JIM_EXIT2_IR */ {URJ_JIM_SHIFT_IR, URJ_JIM_UPDATE_IR},
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/* URJ_JIM_UPDATE_IR */ {URJ_JIM_IDLE, URJ_JIM_SELECT_DR}
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};
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void
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urj_jim_print_sreg (urj_jim_shift_reg_t *r)
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static void
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urj_jim_print_sreg (urj_log_level_t ll, urj_jim_shift_reg_t *r)
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{
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int i;
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for (i = (r->len + 31) / 32; i >= 0; i--)
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printf (" %08X", r->reg[i]);
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urj_log (ll, " %08X", r->reg[i]);
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}
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void
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urj_jim_print_tap_state (char *rof, urj_jim_device_t *dev)
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static void
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urj_jim_print_tap_state (urj_log_level_t ll, char *rof, urj_jim_device_t *dev)
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{
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printf (" tck %s, state=", rof);
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urj_log (ll, " tck %s, state=", rof);
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switch (dev->tap_state & 7)
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{
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case 0:
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printf ((dev->tap_state == URJ_JIM_RESET) ? "URJ_JIM_RESET"
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: "URJ_JIM_IDLE");
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urj_log (ll, (dev->tap_state == URJ_JIM_RESET) ? "URJ_JIM_RESET"
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: "URJ_JIM_IDLE");
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break;
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case 1:
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printf ("SELECT");
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urj_log (ll, "SELECT");
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break;
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case 2:
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printf ("CAPTURE");
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urj_log (ll, "CAPTURE");
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break;
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case 3:
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printf ("SHIFT");
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urj_log (ll, "SHIFT");
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break;
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case 4:
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printf ("EXIT1");
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urj_log (ll, "EXIT1");
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break;
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case 5:
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printf ("PAUSE");
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urj_log (ll, "PAUSE");
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break;
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case 6:
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printf ("EXIT2");
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urj_log (ll, "EXIT2");
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break;
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default:
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printf ("UPDATE");
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urj_log (ll, "UPDATE");
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break;
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}
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if (dev->tap_state & 7)
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{
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if (dev->tap_state & 8)
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{
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printf ("_IR=");
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urj_jim_print_sreg (&dev->sreg[0]);
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urj_log (ll, "_IR=");
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urj_jim_print_sreg (ll, &dev->sreg[0]);
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}
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else
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{
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printf ("_DR");
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urj_log (ll, "_DR");
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if (dev->current_dr != 0)
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{
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printf ("(%d)=", dev->current_dr);
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urj_jim_print_sreg (&dev->sreg[dev->current_dr]);
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urj_log (ll, "(%d)=", dev->current_dr);
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urj_jim_print_sreg (ll, &dev->sreg[dev->current_dr]);
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}
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}
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}
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printf ("\n");
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urj_log (ll, "\n");
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}
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@ -145,9 +143,7 @@ urj_jim_tck_rise (urj_jim_state_t *s, int tms, int tdi)
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urj_jim_shift_reg_t *sr;
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uint32_t *reg;
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#ifdef VERBOSE
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urj_jim_print_tap_state ("rise", dev);
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#endif
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urj_jim_print_tap_state (URJ_LOG_LEVEL_DETAIL, "rise", dev);
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dev_tdi = (dev->prev != NULL) ? dev->prev->tdo : tdi;
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@ -219,9 +215,7 @@ urj_jim_tck_fall (urj_jim_state_t *s)
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{
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dev->tdo = dev->tdo_buffer;
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#ifdef VERBOSE
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urj_jim_print_tap_state ("fall", dev);
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#endif
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urj_jim_print_tap_state (URJ_LOG_LEVEL_DETAIL, "fall", dev);
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if (dev->tck_fall != NULL)
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dev->tck_fall (dev, s->shmem, s->shmem_size);
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@ -237,7 +231,8 @@ urj_jim_alloc_device (int num_sregs, const int reg_size[])
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if (dev == NULL)
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{
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printf ("Out of memory\n");
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urj_error_set (URJ_ERROR_OUT_OF_MEMORY, "malloc(%zd) fails",
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sizeof (urj_jim_device_t));
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return NULL;
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}
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@ -245,7 +240,8 @@ urj_jim_alloc_device (int num_sregs, const int reg_size[])
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if (dev->sreg == NULL)
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{
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free (dev);
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printf ("Out of memory\n");
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urj_error_set (URJ_ERROR_OUT_OF_MEMORY, "malloc(%zd) fails",
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sizeof (urj_jim_shift_reg_t));
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return NULL;
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}
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@ -260,7 +256,7 @@ urj_jim_alloc_device (int num_sregs, const int reg_size[])
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if (r > 0)
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{
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printf ("Out of memory\n");
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urj_error_set (URJ_ERROR_OUT_OF_MEMORY, "calloc() fails");
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for (i = 0; i < num_sregs; i++)
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if (dev->sreg[i].reg != NULL)
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free (dev->sreg[i].reg);
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@ -288,7 +284,8 @@ urj_jim_init (void)
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s = malloc (sizeof (urj_jim_state_t));
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if (s == NULL)
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{
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printf ("Out of memory!\n");
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urj_error_set (URJ_ERROR_OUT_OF_MEMORY, "malloc(%zd) fails",
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sizeof (urj_jim_state_t));
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return NULL;
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}
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@ -298,13 +295,15 @@ urj_jim_init (void)
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if (s->shmem != NULL)
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{
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memset (s->shmem, 0xFF, s->shmem_size);
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printf ("Allocated %zd bytes for device memory simulation.\n",
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urj_log (URJ_LOG_LEVEL_NORMAL,
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"Allocated %zd bytes for device memory simulation.\n",
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s->shmem_size);
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}
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else
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{
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free (s);
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printf ("Out of memory!\n");
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urj_error_set (URJ_ERROR_OUT_OF_MEMORY, "malloc(%zd) fails",
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sizeof (s->shmem_size));
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return NULL;
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}
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@ -317,9 +316,9 @@ urj_jim_init (void)
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}
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else
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{
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printf ("Out of memory!\n");
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free (s->shmem);
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free (s);
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// retain error state
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return NULL;
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}
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return s;
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Rutger Hofman
16 years ago