FM / sn0

/usr/src/linux-headers-5.15.0-181/arch/mips/include/asm/sn/sn0/

/usr/src/linux-headers-5.15.0-181/arch/mips/include/asm/sn/sn0

Name	Size	Mode	Actions
addrs.h	9289	0644	edit dl rm
arch.h	1496	0644	edit dl rm
hub.h	1427	0644	edit dl rm
hubio.h	31311	0644	edit dl rm
hubmd.h	26671	0644	edit dl rm
hubni.h	9522	0644	edit dl rm
hubpi.h	15945	0644	edit dl rm
kldir.h	7005	0644	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-181/arch/mips/include/asm/sn/sn0/kldir.h (7005B)

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Derived from IRIX <sys/SN/kldir.h>, revision 1.21.
 *
 * Copyright (C) 1992 - 1997, 1999, 2000 Silicon Graphics, Inc.
 * Copyright (C) 1999, 2000 by Ralf Baechle
 */
#ifndef _ASM_SN_SN0_KLDIR_H
#define _ASM_SN_SN0_KLDIR_H

/*
 * The kldir memory area resides at a fixed place in each node's memory and
 * provides pointers to most other IP27 memory areas.  This allows us to
 * resize and/or relocate memory areas at a later time without breaking all
 * firmware and kernels that use them.	Indices in the array are
 * permanently dedicated to areas listed below.	 Some memory areas (marked
 * below) reside at a permanently fixed location, but are included in the
 * directory for completeness.
 */

/*
 * The upper portion of the memory map applies during boot
 * only and is overwritten by IRIX/SYMMON.
 *
 *				      MEMORY MAP PER NODE
 *
 * 0x2000000 (32M)	   +-----------------------------------------+
 *			   |	  IO6 BUFFERS FOR FLASH ENET IOC3    |
 * 0x1F80000 (31.5M)	   +-----------------------------------------+
 *			   |	  IO6 TEXT/DATA/BSS/stack	     |
 * 0x1C00000 (30M)	   +-----------------------------------------+
 *			   |	  IO6 PROM DEBUG TEXT/DATA/BSS/stack |
 * 0x0800000 (28M)	   +-----------------------------------------+
 *			   |	  IP27 PROM TEXT/DATA/BSS/stack	     |
 * 0x1B00000 (27M)	   +-----------------------------------------+
 *			   |	  IP27 CFG			     |
 * 0x1A00000 (26M)	   +-----------------------------------------+
 *			   |	  Graphics PROM			     |
 * 0x1800000 (24M)	   +-----------------------------------------+
 *			   |	  3rd Party PROM drivers	     |
 * 0x1600000 (22M)	   +-----------------------------------------+
 *			   |					     |
 *			   |	  Free				     |
 *			   |					     |
 *			   +-----------------------------------------+
 *			   |	  UNIX DEBUG Version		     |
 * 0x190000 (2M--)	   +-----------------------------------------+
 *			   |	  SYMMON			     |
 *			   |	  (For UNIX Debug only)		     |
 * 0x34000 (208K)	   +-----------------------------------------+
 *			   |	  SYMMON STACK [NUM_CPU_PER_NODE]    |
 *			   |	  (For UNIX Debug only)		     |
 * 0x25000 (148K)	   +-----------------------------------------+
 *			   |	  KLCONFIG - II (temp)		     |
 *			   |					     |
 *			   |	----------------------------	     |
 *			   |					     |
 *			   |	  UNIX NON-DEBUG Version	     |
 * 0x19000 (100K)	   +-----------------------------------------+
 *
 *
 * The lower portion of the memory map contains information that is
 * permanent and is used by the IP27PROM, IO6PROM and IRIX.
 *
 * 0x19000 (100K)	   +-----------------------------------------+
 *			   |					     |
 *			   |	  PI Error Spools (32K)		     |
 *			   |					     |
 * 0x12000 (72K)	   +-----------------------------------------+
 *			   |	  Unused			     |
 * 0x11c00 (71K)	   +-----------------------------------------+
 *			   |	  CPU 1 NMI Eframe area		     |
 * 0x11a00 (70.5K)	   +-----------------------------------------+
 *			   |	  CPU 0 NMI Eframe area		     |
 * 0x11800 (70K)	   +-----------------------------------------+
 *			   |	  CPU 1 NMI Register save area	     |
 * 0x11600 (69.5K)	   +-----------------------------------------+
 *			   |	  CPU 0 NMI Register save area	     |
 * 0x11400 (69K)	   +-----------------------------------------+
 *			   |	  GDA (1k)			     |
 * 0x11000 (68K)	   +-----------------------------------------+
 *			   |	  Early cache Exception stack	     |
 *			   |		 and/or			     |
 *			   |	  kernel/io6prom nmi registers	     |
 * 0x10800  (66k)	   +-----------------------------------------+
 *			   |	  cache error eframe		     |
 * 0x10400 (65K)	   +-----------------------------------------+
 *			   |	  Exception Handlers (UALIAS copy)   |
 * 0x10000 (64K)	   +-----------------------------------------+
 *			   |					     |
 *			   |					     |
 *			   |	  KLCONFIG - I (permanent) (48K)     |
 *			   |					     |
 *			   |					     |
 *			   |					     |
 * 0x4000 (16K)		   +-----------------------------------------+
 *			   |	  NMI Handler (Protected Page)	     |
 * 0x3000 (12K)		   +-----------------------------------------+
 *			   |	  ARCS PVECTORS (master node only)   |
 * 0x2c00 (11K)		   +-----------------------------------------+
 *			   |	  ARCS TVECTORS (master node only)   |
 * 0x2800 (10K)		   +-----------------------------------------+
 *			   |	  LAUNCH [NUM_CPU]		     |
 * 0x2400 (9K)		   +-----------------------------------------+
 *			   |	  Low memory directory (KLDIR)	     |
 * 0x2000 (8K)		   +-----------------------------------------+
 *			   |	  ARCS SPB (1K)			     |
 * 0x1000 (4K)		   +-----------------------------------------+
 *			   |	  Early cache Exception stack	     |
 *			   |		 and/or			     |
 *			   |	  kernel/io6prom nmi registers	     |
 * 0x800  (2k)		   +-----------------------------------------+
 *			   |	  cache error eframe		     |
 * 0x400 (1K)		   +-----------------------------------------+
 *			   |	  Exception Handlers		     |
 * 0x0	 (0K)		   +-----------------------------------------+
 */

/*
 * This is defined here because IP27_SYMMON_STK_SIZE must be at least what
 * we define here.  Since it's set up in the prom.  We can't redefine it later
 * and expect more space to be allocated.  The way to find out the true size
 * of the symmon stacks is to divide SYMMON_STK_SIZE by SYMMON_STK_STRIDE
 * for a particular node.
 */
#define SYMMON_STACK_SIZE		0x8000

#if defined(PROM)

/*
 * These defines are prom version dependent.  No code other than the IP27
 * prom should attempt to use these values.
 */
#define IP27_LAUNCH_OFFSET		0x2400
#define IP27_LAUNCH_SIZE		0x400
#define IP27_LAUNCH_COUNT		2
#define IP27_LAUNCH_STRIDE		0x200

#define IP27_KLCONFIG_OFFSET		0x4000
#define IP27_KLCONFIG_SIZE		0xc000
#define IP27_KLCONFIG_COUNT		1
#define IP27_KLCONFIG_STRIDE		0

#define IP27_NMI_OFFSET			0x3000
#define IP27_NMI_SIZE			0x40
#define IP27_NMI_COUNT			2
#define IP27_NMI_STRIDE			0x40

#define IP27_PI_ERROR_OFFSET		0x12000
#define IP27_PI_ERROR_SIZE		0x4000
#define IP27_PI_ERROR_COUNT		1
#define IP27_PI_ERROR_STRIDE		0

#define IP27_SYMMON_STK_OFFSET		0x25000
#define IP27_SYMMON_STK_SIZE		0xe000
#define IP27_SYMMON_STK_COUNT		2
/* IP27_SYMMON_STK_STRIDE must be >= SYMMON_STACK_SIZE */
#define IP27_SYMMON_STK_STRIDE		0x7000

#define IP27_FREEMEM_OFFSET		0x19000
#define IP27_FREEMEM_SIZE		-1
#define IP27_FREEMEM_COUNT		1
#define IP27_FREEMEM_STRIDE		0

#endif /* PROM */
/*
 * There will be only one of these in a partition so the IO6 must set it up.
 */
#define IO6_GDA_OFFSET			0x11000
#define IO6_GDA_SIZE			0x400
#define IO6_GDA_COUNT			1
#define IO6_GDA_STRIDE			0

/*
 * save area of kernel nmi regs in the prom format
 */
#define IP27_NMI_KREGS_OFFSET		0x11400
#define IP27_NMI_KREGS_CPU_SIZE		0x200
/*
 * save area of kernel nmi regs in eframe format
 */
#define IP27_NMI_EFRAME_OFFSET		0x11800
#define IP27_NMI_EFRAME_SIZE		0x200

#endif /* _ASM_SN_SN0_KLDIR_H */

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