uint32_t rising;
uint32_t falling;
uint32_t status;
- uint32_t gpsr;
uint32_t gafr;
uint32_t prev_level;
return s->dir;
case GPSR: /* GPIO Pin-Output Set registers */
- DPRINTF("%s: Read from a write-only register 0x" TARGET_FMT_plx "\n",
- __func__, offset);
- return s->gpsr; /* Return last written value. */
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "strongarm GPIO: read from write only register GPSR\n");
+ return 0;
case GPCR: /* GPIO Pin-Output Clear registers */
- DPRINTF("%s: Read from a write-only register 0x" TARGET_FMT_plx "\n",
- __func__, offset);
- return 31337; /* Specified as unpredictable in the docs. */
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "strongarm GPIO: read from write only register GPCR\n");
+ return 0;
case GRER: /* GPIO Rising-Edge Detect Enable registers */
return s->rising;
case GPSR: /* GPIO Pin-Output Set registers */
s->olevel |= value;
strongarm_gpio_handler_update(s);
- s->gpsr = value;
break;
case GPCR: /* GPIO Pin-Output Clear registers */