Messages in this thread Patch in this message | | | Subject | [PATCH] Add a v850 config option to pass illegal insn traps to the kernel | Date | Wed, 19 Feb 2003 12:44:27 +0900 (JST) | From | (Miles Bader) |
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On the v850 RTE-MA1-CB-MULTI platform, these are normally intercepted by the monitor for the use of an external debugger, but if you want to use a linux-resident debugger, the kernel has to see them.
diff -ruN -X../cludes linux-2.5.62-uc0.orig/arch/v850/Kconfig linux-2.5.62-uc0/arch/v850/Kconfig --- linux-2.5.62-uc0.orig/arch/v850/Kconfig 2003-02-12 11:26:18.000000000 +0900 +++ linux-2.5.62-uc0/arch/v850/Kconfig 2003-02-19 11:40:02.000000000 +0900 @@ -133,6 +133,11 @@ depends RTE_CB default y + config RTE_CB_MULTI_DBTRAP + bool "Pass illegal insn trap / dbtrap to kernel" + depends RTE_CB_MULTI + default n + config RTE_CB_MA1_KSRAM bool "Kernel in SRAM (limits size of kernel)" depends RTE_CB_MA1 && RTE_CB_MULTI diff -ruN -X../cludes linux-2.5.62-uc0.orig/arch/v850/kernel/rte_cb_multi.c linux-2.5.62-uc0/arch/v850/kernel/rte_cb_multi.c --- linux-2.5.62-uc0.orig/arch/v850/kernel/rte_cb_multi.c 2002-11-05 11:25:22.000000000 +0900 +++ linux-2.5.62-uc0/arch/v850/kernel/rte_cb_multi.c 2003-02-19 11:41:13.000000000 +0900 @@ -2,8 +2,8 @@ * include/asm-v850/rte_multi.c -- Support for Multi debugger monitor ROM * on Midas lab RTE-CB series of evaluation boards * - * Copyright (C) 2001,02 NEC Corporation - * Copyright (C) 2001,02 Miles Bader <miles@gnu.org> + * Copyright (C) 2001,02,03 NEC Corporation + * Copyright (C) 2001,02,03 Miles Bader <miles@gnu.org> * * 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 @@ -23,6 +23,9 @@ the table. */ static long multi_intv_install_table[] = { 0x40, 0x50, /* trap vectors */ +#ifdef CONFIG_RTE_CB_MULTI_DBTRAP + 0x60, /* illegal insn / dbtrap */ +#endif /* Note -- illegal insn trap is used by the debugger. */ 0xD0, 0xE0, 0xF0, /* GINT1 - GINT3 */ 0x240, 0x250, 0x260, 0x270, /* timer D interrupts */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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