static void check_bus_watcher(void) { uint32_t status, l2_err, memio_err; #ifdef DUMP_L2_ECC_TAG_ON_ERROR uint64_t l2_tag; #endif /* Destructive read, clears register and interrupt */ status = csr_in32(IOADDR(A_SCD_BUS_ERR_STATUS)); /* Bit 31 is always on, but there's no #define for that */ if (status & ~(1UL << 31)) { l2_err = csr_in32(IOADDR(A_BUS_L2_ERRORS)); #ifdef DUMP_L2_ECC_TAG_ON_ERROR l2_tag = in64(IO_SPACE_BASE | A_L2_ECC_TAG); #endif memio_err = csr_in32(IOADDR(A_BUS_MEM_IO_ERRORS)); prom_printf("Bus watcher error counters: %08x %08x\n", l2_err, memio_err); prom_printf("\nLast recorded signature:\n"); prom_printf("Request %02x from %d, answered by %d with Dcode %d\n", (unsigned int)(G_SCD_BERR_TID(status) & 0x3f), (int)(G_SCD_BERR_TID(status) >> 6), (int)G_SCD_BERR_RID(status), (int)G_SCD_BERR_DCODE(status)); #ifdef DUMP_L2_ECC_TAG_ON_ERROR prom_printf("Last L2 tag w/ bad ECC: %016llx\n", l2_tag); #endif } else {
static void check_bus_watcher(void) { uint32_t status, l2_err, memio_err; /* Destructive read, clears register and interrupt */ status = csr_in32(IOADDR(A_SCD_BUS_ERR_STATUS)); /* Bit 31 is always on, but there's no #define for that */ if (status & ~(1UL << 31)) { l2_err = csr_in32(IOADDR(A_BUS_L2_ERRORS)); memio_err = csr_in32(IOADDR(A_BUS_MEM_IO_ERRORS)); prom_printf("Bus watcher error counters: %08x %08x\n", l2_err, memio_err); prom_printf("\nLast recorded signature:\n"); prom_printf("Request %02x from %d, answered by %d with Dcode %d\n", (unsigned int)(G_SCD_BERR_TID(status) & 0x3f), (int)(G_SCD_BERR_TID(status) >> 6), (int)G_SCD_BERR_RID(status), (int)G_SCD_BERR_DCODE(status)); } else {