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Diffstat (limited to 'include/asm-ia64/sn/sn1/kldir.h')
| -rw-r--r-- | include/asm-ia64/sn/sn1/kldir.h | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/include/asm-ia64/sn/sn1/kldir.h b/include/asm-ia64/sn/sn1/kldir.h new file mode 100644 index 000000000..e8d4935d8 --- /dev/null +++ b/include/asm-ia64/sn/sn1/kldir.h @@ -0,0 +1,222 @@ +/* $Id$ + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1992 - 1997, 2000 Silicon Graphics, Inc. + * Copyright (C) 2000 by Colin Ngam + */ + +#ifndef _ASM_SN_SN1_KLDIR_H +#define _ASM_SN_SN1_KLDIR_H + +/* + * The upper portion of the memory map applies during boot + * only and is overwritten by IRIX/SYMMON. The minimum memory bank + * size on IP35 is 64M, which provides a limit on the amount of space + * the PROM can assume it has available. + * + * Most of the addresses below are defined as macros in this file, or + * in SN/addrs.h or SN/SN1/addrs.h. + * + * MEMORY MAP PER NODE + * + * 0x4000000 (64M) +-----------------------------------------+ + * | | + * | | + * | IO7 TEXT/DATA/BSS/stack | + * 0x3000000 (48M) +-----------------------------------------+ + * | Free | + * 0x2102000 (>33M) +-----------------------------------------+ + * | IP35 Topology (PCFG) + misc data | + * 0x2000000 (32M) +-----------------------------------------+ + * | IO7 BUFFERS FOR FLASH ENET IOC3 | + * 0x1F80000 (31.5M) +-----------------------------------------+ + * | Free | + * 0x1C00000 (28M) +-----------------------------------------+ + * | IP35 PROM TEXT/DATA/BSS/stack | + * 0x1A00000 (26M) +-----------------------------------------+ + * | Routing temp. space | + * 0x1800000 (24M) +-----------------------------------------+ + * | Diagnostics temp. space | + * 0x1500000 (21M) +-----------------------------------------+ + * | Free | + * 0x1400000 (20M) +-----------------------------------------+ + * | IO7 PROM temporary copy | + * 0x1300000 (19M) +-----------------------------------------+ + * | | + * | Free | + * | (UNIX DATA starts above 0x1000000) | + * | | + * +-----------------------------------------+ + * | UNIX DEBUG Version | + * 0x0310000 (3.1M) +-----------------------------------------+ + * | SYMMON, loaded just below UNIX | + * | (For UNIX Debug only) | + * | | + * | | + * 0x006C000 (432K) +-----------------------------------------+ + * | SYMMON STACK [NUM_CPU_PER_NODE] | + * | (For UNIX Debug only) | + * 0x004C000 (304K) +-----------------------------------------+ + * | | + * | | + * | UNIX NON-DEBUG Version | + * 0x0040000 (256K) +-----------------------------------------+ + * + * + * The lower portion of the memory map contains information that is + * permanent and is used by the IP35PROM, IO7PROM and IRIX. + * + * 0x40000 (256K) +-----------------------------------------+ + * | | + * | KLCONFIG (64K) | + * | | + * 0x30000 (192K) +-----------------------------------------+ + * | | + * | PI Error Spools (64K) | + * | | + * 0x20000 (128K) +-----------------------------------------+ + * | | + * | Unused | + * | | + * 0x19000 (100K) +-----------------------------------------+ + * | Early cache Exception stack (CPU 3)| + * 0x18800 (98K) +-----------------------------------------+ + * | cache error eframe (CPU 3) | + * 0x18400 (97K) +-----------------------------------------+ + * | Exception Handlers (CPU 3) | + * 0x18000 (96K) +-----------------------------------------+ + * | | + * | Unused | + * | | + * 0x13c00 (79K) +-----------------------------------------+ + * | GPDA (8k) | + * 0x11c00 (71K) +-----------------------------------------+ + * | Early cache Exception stack (CPU 2)| + * 0x10800 (66k) +-----------------------------------------+ + * | cache error eframe (CPU 2) | + * 0x10400 (65K) +-----------------------------------------+ + * | Exception Handlers (CPU 2) | + * 0x10000 (64K) +-----------------------------------------+ + * | | + * | Unused | + * | | + * 0x0b400 (45K) +-----------------------------------------+ + * | GDA (1k) | + * 0x0b000 (44K) +-----------------------------------------+ + * | NMI Eframe areas (4) | + * 0x0a000 (40K) +-----------------------------------------+ + * | NMI Register save areas (4) | + * 0x09000 (36K) +-----------------------------------------+ + * | Early cache Exception stack (CPU 1)| + * 0x08800 (34K) +-----------------------------------------+ + * | cache error eframe (CPU 1) | + * 0x08400 (33K) +-----------------------------------------+ + * | Exception Handlers (CPU 1) | + * 0x08000 (32K) +-----------------------------------------+ + * | | + * | | + * | Unused | + * | | + * | | + * 0x04000 (16K) +-----------------------------------------+ + * | NMI Handler (Protected Page) | + * 0x03000 (12K) +-----------------------------------------+ + * | ARCS PVECTORS (master node only) | + * 0x02c00 (11K) +-----------------------------------------+ + * | ARCS TVECTORS (master node only) | + * 0x02800 (10K) +-----------------------------------------+ + * | LAUNCH [NUM_CPU] | + * 0x02400 (9K) +-----------------------------------------+ + * | Low memory directory (KLDIR) | + * 0x02000 (8K) +-----------------------------------------+ + * | ARCS SPB (1K) | + * 0x01000 (4K) +-----------------------------------------+ + * | Early cache Exception stack (CPU 0)| + * 0x00800 (2k) +-----------------------------------------+ + * | cache error eframe (CPU 0) | + * 0x00400 (1K) +-----------------------------------------+ + * | Exception Handlers (CPU 0) | + * 0x00000 (0K) +-----------------------------------------+ + */ + +/* + * NOTE: To change the kernel load address, you must update: + * - the appropriate elspec files in irix/kern/master.d + * - NODEBUGUNIX_ADDR in SN/SN1/addrs.h + * - IP27_FREEMEM_OFFSET below + * - KERNEL_START_OFFSET below (if supporting cells) + */ + + +/* + * 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) || defined (SABLE) + +/* + * These defines are prom version dependent. No code other than the IP35 + * prom should attempt to use these values. + */ +#define IP27_LAUNCH_OFFSET 0x2400 +#define IP27_LAUNCH_SIZE 0x400 +#define IP27_LAUNCH_COUNT 4 +#define IP27_LAUNCH_STRIDE 0x100 /* could be as small as 0x80 */ + +#define IP27_KLCONFIG_OFFSET 0x30000 +#define IP27_KLCONFIG_SIZE 0x10000 +#define IP27_KLCONFIG_COUNT 1 +#define IP27_KLCONFIG_STRIDE 0 + +#define IP27_NMI_OFFSET 0x3000 +#define IP27_NMI_SIZE 0x100 +#define IP27_NMI_COUNT 4 +#define IP27_NMI_STRIDE 0x40 + +#define IP27_PI_ERROR_OFFSET 0x20000 +#define IP27_PI_ERROR_SIZE 0x10000 +#define IP27_PI_ERROR_COUNT 1 +#define IP27_PI_ERROR_STRIDE 0 + +#define IP27_SYMMON_STK_OFFSET 0x4c000 +#define IP27_SYMMON_STK_SIZE 0x20000 +#define IP27_SYMMON_STK_COUNT 4 +/* IP27_SYMMON_STK_STRIDE must be >= SYMMON_STACK_SIZE */ +#define IP27_SYMMON_STK_STRIDE 0x8000 + +#define IP27_FREEMEM_OFFSET 0x40000 +#define IP27_FREEMEM_SIZE -1 +#define IP27_FREEMEM_COUNT 1 +#define IP27_FREEMEM_STRIDE 0 + +#endif /* PROM || SABLE*/ +/* + * There will be only one of these in a partition so the IO7 must set it up. + */ +#define IO6_GDA_OFFSET 0xb000 +#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 0x9000 +#define IP27_NMI_KREGS_CPU_SIZE 0x400 +/* + * save area of kernel nmi regs in eframe format + */ +#define IP27_NMI_EFRAME_OFFSET 0xa000 +#define IP27_NMI_EFRAME_SIZE 0x400 + +#define GPDA_OFFSET 0x11c00 + +#endif /* _ASM_SN_SN1_KLDIR_H */ |