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Diffstat (limited to 'c/src/lib/libbsp/i386/shared/smp/smp-imps.h')
| -rw-r--r-- | c/src/lib/libbsp/i386/shared/smp/smp-imps.h | 245 |
1 files changed, 0 insertions, 245 deletions
diff --git a/c/src/lib/libbsp/i386/shared/smp/smp-imps.h b/c/src/lib/libbsp/i386/shared/smp/smp-imps.h deleted file mode 100644 index 60e688547b..0000000000 --- a/c/src/lib/libbsp/i386/shared/smp/smp-imps.h +++ /dev/null @@ -1,245 +0,0 @@ -/** - * @file - * @ingroup i386_smp - * @brief Intel MultiProcessor Specification (MPS) - * version 1.1 and 1.4 SMP hardware control - */ - -/* - * Author: Erich Boleyn <erich@uruk.org> - * http://www.uruk.org/~erich/ - * - * Copyright (c) 1997-2011 Erich Boleyn. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * 3. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * Header file implementing Intel MultiProcessor Specification (MPS) - * version 1.1 and 1.4 SMP hardware control for Intel Architecture CPUs, - * with hooks for running correctly on a standard PC without the hardware. - * - * This file was created from information in the Intel MPS version 1.4 - * document, order number 242016-004, which can be ordered from the - * Intel literature center. - */ - -/* - * This file is based upon code by Eric Boleyn as documented above. - * RTEMS support was added and minimal other changes were made. - * This should make it easier to compare this file with the original - * version. - * - * COPYRIGHT (c) 2011. - * On-Line Applications Research Corporation (OAR). - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - -/** - * @defgroup i386_smp SMP - * @ingroup i386_shared - * @brief - * Header file implementing Intel MultiProcessor Specification (MPS) - * version 1.1 and 1.4 SMP hardware control for Intel Architecture CPUs, - * with hooks for running correctly on a standard PC without the hardware. - */ - -#ifndef _SMP_IMPS_H -#define _SMP_IMPS_H - -/* make sure "apic.h" is included */ -#ifndef _APIC_H -#error Must include "apic.h" before "smp-imps.h" -#endif /* !_APIC_H */ - -/* - * Defines used. - */ - -#define IMPS_READ(x) (*((volatile unsigned *) (x))) -#define IMPS_WRITE(x,y) (*((volatile unsigned *) (x)) = (y)) - -#ifdef IMPS_DEBUG -#define IMPS_DEBUG_PRINT(x) KERNEL_PRINT(x) -#else /* !IMPS_DEBUG */ -#define IMPS_DEBUG_PRINT(x) -#endif /* !IMPS_DEBUG */ - -#define IMPS_MAX_CPUS APIC_BCAST_ID - -/** @brief - * This is the value that must be in the "sig" member of the MP - * Floating Pointer Structure. - */ -#define IMPS_FPS_SIGNATURE ('_' | ('M'<<8) | ('P'<<16) | ('_'<<24)) -#define IMPS_FPS_IMCRP_BIT 0x80 -#define IMPS_FPS_DEFAULT_MAX 7 - -/** @brief - * This is the value that must be in the "sig" member of the MP - * Configuration Table Header. - */ -#define IMPS_CTH_SIGNATURE ('P' | ('C'<<8) | ('M'<<16) | ('P'<<24)) - -/** @brief - * These are the "type" values for Base MP Configuration Table entries. - */ -#define IMPS_FLAG_ENABLED 1 -#define IMPS_BCT_PROCESSOR 0 -#define IMPS_CPUFLAG_BOOT 2 -#define IMPS_BCT_BUS 1 -#define IMPS_BCT_IOAPIC 2 -#define IMPS_BCT_IO_INTERRUPT 3 -#define IMPS_BCT_LOCAL_INTERRUPT 4 -#define IMPS_INT_INT 0 -#define IMPS_INT_NMI 1 -#define IMPS_INT_SMI 2 -#define IMPS_INT_EXTINT 3 - - -/* - * Typedefs and data item definitions done here. - */ - -typedef struct imps_fps imps_fps; ///< MP floating pointer structure -typedef struct imps_cth imps_cth; ///< MP configuration table header -typedef struct imps_processor imps_processor; -typedef struct imps_bus imps_bus; -typedef struct imps_ioapic imps_ioapic; -typedef struct imps_interrupt imps_interrupt; - - -/* - * Data structures defined here - */ - -/** @brief - * MP Floating Pointer Structure (fps) - * - * Look at page 4-3 of the MP spec for the starting definitions of - * this structure. - */ -struct imps_fps -{ - unsigned sig; - imps_cth *cth_ptr; - unsigned char length; - unsigned char spec_rev; - unsigned char checksum; - unsigned char feature_info[5]; -}; - -/** @brief - * MP Configuration Table Header (cth) - * - * Look at page 4-5 of the MP spec for the starting definitions of - * this structure. - */ -struct imps_cth -{ - unsigned sig; - unsigned short base_length; - unsigned char spec_rev; - unsigned char checksum; - char oem_id[8]; - char prod_id[12]; - unsigned oem_table_ptr; - unsigned short oem_table_size; - unsigned short entry_count; - unsigned lapic_addr; - unsigned short extended_length; - unsigned char extended_checksum; - char reserved[1]; -}; - -/** @brief - * Base MP Configuration Table Types. They are sorted according to - * type (i.e. all of type 0 come first, etc.). Look on page 4-6 for - * the start of the descriptions. - */ - -struct imps_processor -{ - unsigned char type; ///< must be 0 - unsigned char apic_id; - unsigned char apic_ver; - unsigned char flags; - unsigned signature; - unsigned features; - char reserved[8]; -}; - -struct imps_bus -{ - unsigned char type; ///< must be 1 - unsigned char id; - char bus_type[6]; -}; - -struct imps_ioapic -{ - unsigned char type; ///< must be 2 - unsigned char id; - unsigned char ver; - unsigned char flags; - unsigned addr; -}; - -struct imps_interrupt -{ - unsigned char type; ///< must be 3 or 4 - unsigned char int_type; - unsigned short flags; - unsigned char source_bus_id; - unsigned char source_bus_irq; - unsigned char dest_apic_id; - unsigned char dest_apic_intin; -}; - -/* - * Exported globals here. - */ - -/** @brief - * These map from virtual cpu numbers to APIC id's and back. - */ -extern unsigned char imps_cpu_apic_map[IMPS_MAX_CPUS]; -extern unsigned char imps_apic_cpu_map[IMPS_MAX_CPUS]; - -/** @brief base address of application processor reset code at 0x70000 */ -extern char _binary_appstart_bin_start[]; -extern char _binary_appstart_bin_size[]; - -/* - * Defines that use variables - */ -#define IMPS_LAPIC_READ(x) (*((volatile unsigned *) (imps_lapic_addr+(x)))) -#define IMPS_LAPIC_WRITE(x, y) \ - (*((volatile unsigned *) (imps_lapic_addr+(x))) = (y)) - -#endif /* !_SMP_IMPS_H */ - -/** @} */ |