Support for MIPSsim, the cycle accurate MIPS simulator.

    
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

3 files changed, 140 insertions, 0 deletions

diff --git a/include/asm-mips/mach-sim/cpu-feature-overrides.h b/include/asm-mips/mach-sim/cpu-feature-overrides.h
new file mode 100644
index 00000000000..09457217a57
--- /dev/null
+++ b/include/asm-mips/mach-sim/cpu-feature-overrides.h
@@ -0,0 +1,66 @@
+/*
+ * 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) 2003, 2004 Chris Dearman
+ */
+#ifndef __ASM_MACH_SIM_CPU_FEATURE_OVERRIDES_H
+#define __ASM_MACH_SIM_CPU_FEATURE_OVERRIDES_H
+
+#include <linux/config.h>
+
+/*
+ * CPU feature overrides for MIPS boards
+ */
+#ifdef CONFIG_CPU_MIPS32
+#define cpu_has_tlb		1
+#define cpu_has_4kex		1
+#define cpu_has_4ktlb		1
+#define cpu_has_fpu		0
+/* #define cpu_has_32fpr	? */
+#define cpu_has_counter		1
+/* #define cpu_has_watch	? */
+#define cpu_has_divec		1
+#define cpu_has_vce		0
+/* #define cpu_has_cache_cdex_p	? */
+/* #define cpu_has_cache_cdex_s	? */
+/* #define cpu_has_prefetch	? */
+#define cpu_has_mcheck		1
+/* #define cpu_has_ejtag	? */
+#define cpu_has_llsc		1
+/* #define cpu_has_vtag_icache	? */
+/* #define cpu_has_dc_aliases	? */
+/* #define cpu_has_ic_fills_f_dc ? */
+#define cpu_has_nofpuex		0
+/* #define cpu_has_64bits	? */
+/* #define cpu_has_64bit_zero_reg ? */
+/* #define cpu_has_subset_pcaches ? */
+#endif
+
+#ifdef CONFIG_CPU_MIPS64
+#define cpu_has_tlb		1
+#define cpu_has_4kex		1
+#define cpu_has_4ktlb		1
+/* #define cpu_has_fpu		? */
+/* #define cpu_has_32fpr	? */
+#define cpu_has_counter		1
+/* #define cpu_has_watch	? */
+#define cpu_has_divec		1
+#define cpu_has_vce		0
+/* #define cpu_has_cache_cdex_p	? */
+/* #define cpu_has_cache_cdex_s	? */
+/* #define cpu_has_prefetch	? */
+#define cpu_has_mcheck		1
+/* #define cpu_has_ejtag	? */
+#define cpu_has_llsc		1
+/* #define cpu_has_vtag_icache	? */
+/* #define cpu_has_dc_aliases	? */
+/* #define cpu_has_ic_fills_f_dc ? */
+#define cpu_has_nofpuex		0
+/* #define cpu_has_64bits	? */
+/* #define cpu_has_64bit_zero_reg ? */
+/* #define cpu_has_subset_pcaches ? */
+#endif
+
+#endif /* __ASM_MACH_MIPS_CPU_FEATURE_OVERRIDES_H */
diff --git a/include/asm-mips/mips-boards/sim.h b/include/asm-mips/mips-boards/sim.h
new file mode 100644
index 00000000000..acb7c2331d9
--- /dev/null
+++ b/include/asm-mips/mips-boards/sim.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2005 MIPS Technologies, Inc.  All rights reserved.
+ *
+ *  This program is free software; you can distribute it and/or modify it
+ *  under the terms of the GNU General Public License (Version 2) as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope it will be useful, but WITHOUT
+ *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ *  for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ */
+
+#ifndef _ASM_MIPS_BOARDS_SIM_H
+#define _ASM_MIPS_BOARDS_SIM_H
+
+#define STATS_ON        1
+#define STATS_OFF       2
+#define STATS_CLEAR     3
+#define STATS_DUMP      4
+#define TRACE_ON		5
+#define TRACE_OFF       6
+
+
+#define simcfg(code)						\
+({					   \
+	__asm__  __volatile__( \
+        "sltiu $0,$0, %0" \
+		::"i"(code)					\
+		); \
+})
+
+
+
+#endif
diff --git a/include/asm-mips/mips-boards/simint.h b/include/asm-mips/mips-boards/simint.h
new file mode 100644
index 00000000000..4952e0b3bf1
--- /dev/null
+++ b/include/asm-mips/mips-boards/simint.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2005 MIPS Technologies, Inc.  All rights reserved.
+ *
+ *  This program is free software; you can distribute it and/or modify it
+ *  under the terms of the GNU General Public License (Version 2) as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope it will be useful, but WITHOUT
+ *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ *  for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ */
+#ifndef _MIPS_SIMINT_H
+#define _MIPS_SIMINT_H
+
+
+#define SIM_INT_BASE		0
+#define MIPSCPU_INT_MB0		2
+#define MIPSCPU_INT_BASE	16
+#define MIPS_CPU_TIMER_IRQ	7
+
+
+#define MIPSCPU_INT_CPUCTR	7
+
+#define MSC01E_INT_BASE		64
+
+#define MIPSCPU_INT_CPUCTR	7
+#define MSC01E_INT_CPUCTR	11
+
+#endif