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 000000000000..09457217a57d
--- /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 000000000000..acb7c2331d98
--- /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 000000000000..4952e0b3bf11
--- /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