C++ (Cpp) sclp_cmd_sync_early Exemples

Exemple #1

static void __init sclp_read_info_early(void)
{
	int rc;
	int i;
	struct read_info_sccb *sccb;
	sclp_cmdw_t commands[] = {SCLP_CMDW_READ_SCP_INFO_FORCED,
				  SCLP_CMDW_READ_SCP_INFO};

	sccb = &early_read_info_sccb;
	for (i = 0; i < ARRAY_SIZE(commands); i++) {
		do {
			memset(sccb, 0, sizeof(*sccb));
			sccb->header.length = sizeof(*sccb);
			sccb->header.function_code = 0x80;
			sccb->header.control_mask[2] = 0x80;
			rc = sclp_cmd_sync_early(commands[i], sccb);
		} while (rc == -EBUSY);

		if (rc)
			break;
		if (sccb->header.response_code == 0x10) {
			early_read_info_sccb_valid = 1;
			break;
		}
		if (sccb->header.response_code != 0x1f0)
			break;
	}
}

Exemple #2

Fichier : sclp_cmd.c Projet : AD5GB/kernel_n5_3.10-experimental

static void __init sclp_event_mask_early(void)
{
	struct init_sccb *sccb = &early_event_mask_sccb;
	int rc;

	do {
		memset(sccb, 0, sizeof(*sccb));
		sccb->header.length = sizeof(*sccb);
		sccb->mask_length = sizeof(sccb_mask_t);
		rc = sclp_cmd_sync_early(SCLP_CMDW_WRITE_EVENT_MASK, sccb);
	} while (rc == -EBUSY);
}