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+/***********************license start***************
+ * Copyright (c) 2003-2008 Cavium Networks (support@cavium.com). All rights
+ * reserved.
+ *
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials provided
+ * with the distribution.
+ *
+ * * Neither the name of Cavium Networks nor the names of
+ * its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written
+ * permission.
+ *
+ * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
+ * AND WITH ALL FAULTS AND CAVIUM NETWORKS MAKES NO PROMISES, REPRESENTATIONS
+ * OR WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH
+ * RESPECT TO THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY
+ * REPRESENTATION OR DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT
+ * DEFECTS, AND CAVIUM SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES
+ * OF TITLE, MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR
+ * PURPOSE, LACK OF VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET
+ * POSSESSION OR CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT
+ * OF USE OR PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
+ *
+ *
+ * For any questions regarding licensing please contact marketing@caviumnetworks.com
+ *
+ ***********************license end**************************************/
+
+
+
+
+
+
+
+#ifndef __OCTEON_PCI_CONSOLE_H__
+#define __OCTEON_PCI_CONSOLE_H__
+
+#include "cvmx-platform.h"
+
+/* Current versions */
+#define OCTEON_PCI_CONSOLE_MAJOR_VERSION 1
+#define OCTEON_PCI_CONSOLE_MINOR_VERSION 0
+
+#define OCTEON_PCI_CONSOLE_BLOCK_NAME "__pci_console"
+
+
+/* Structure that defines a single console.
+
+
+* Note: when read_index == write_index, the buffer is empty. The actual usable size
+* of each console is console_buf_size -1;
+*/
+typedef struct {
+ uint64_t input_base_addr;
+ uint32_t input_read_index;
+ uint32_t input_write_index;
+ uint64_t output_base_addr;
+ uint32_t output_read_index;
+ uint32_t output_write_index;
+ uint32_t lock;
+ uint32_t buf_size;
+} octeon_pci_console_t;
+
+
+/* This is the main container structure that contains all the information
+about all PCI consoles. The address of this structure is passed to various
+routines that operation on PCI consoles.
+*/
+typedef struct {
+ uint32_t major_version;
+ uint32_t minor_version;
+ uint32_t lock;
+ uint32_t flags;
+ uint32_t num_consoles;
+ uint32_t pad;
+ /* must be 64 bit aligned here... */
+ uint64_t console_addr_array[0]; /* Array of addresses of octeon_pci_console_t structures */
+ /* Implicit storage for console_addr_array */
+} octeon_pci_console_desc_t;
+
+
+/* Flag definitions for octeon_pci_console_desc_t */
+enum {
+ OCT_PCI_CON_DESC_FLAG_PERCPU = 1 << 0, /* If set, output from core N will be sent to console N */
+};
+
+#if defined(OCTEON_TARGET) && !defined(__linux__)
+/**
+ * This is an internal-only function that is called from within the simple executive
+ * C library, and is not intended for any other use.
+ *
+ * @param fd
+ * @param buf
+ * @param nbytes
+ *
+ * @return
+ */
+int __cvmx_pci_console_write (int fd, char *buf, int nbytes);
+#endif
+
+
+#ifdef CVMX_BUILD_FOR_UBOOT
+uint64_t octeon_pci_console_init(int num_consoles, int buffer_size);
+#endif
+
+/* Flag definitions for read/write functions */
+enum {
+ OCT_PCI_CON_FLAG_NONBLOCK = 1 << 0, /* If set, read/write functions won't block waiting for space or data.
+ * For reads, 0 bytes may be read, and for writes not all of the
+ * supplied data may be written.*/
+};
+
+#if !defined(__linux__) || defined(__KERNEL__)
+int octeon_pci_console_write(uint64_t console_desc_addr, unsigned int console_num, const char * buffer, int bytes_to_write, uint32_t flags);
+int octeon_pci_console_write_avail(uint64_t console_desc_addr, unsigned int console_num);
+
+int octeon_pci_console_read(uint64_t console_desc_addr, unsigned int console_num, char * buffer, int buffer_size, uint32_t flags);
+int octeon_pci_console_read_avail(uint64_t console_desc_addr, unsigned int console_num);
+#endif
+
+#if !defined(OCTEON_TARGET) && defined(__linux__) && !defined(__KERNEL__)
+int octeon_pci_console_host_write(uint64_t console_desc_addr, unsigned int console_num, const char * buffer, int write_reqest_size, uint32_t flags);
+int octeon_pci_console_host_write_avail(uint64_t console_desc_addr, unsigned int console_num);
+
+int octeon_pci_console_host_read(uint64_t console_desc_addr, unsigned int console_num, char * buffer, int buf_size, uint32_t flags);
+int octeon_pci_console_host_read_avail(uint64_t console_desc_addr, unsigned int console_num);
+#endif
+#endif