summaryrefslogtreecommitdiffstats
path: root/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h')
-rw-r--r--arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h b/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h
new file mode 100644
index 000000000000..98963c2c7be4
--- /dev/null
+++ b/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h
@@ -0,0 +1,61 @@
+/*
+ * 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) 2009 Wu Zhangjin <wuzhangjin@gmail.com>
+ * Copyright (C) 2009 Philippe Vachon <philippe@cowpig.ca>
+ * Copyright (C) 2009 Zhang Le <r0bertz@gentoo.org>
+ *
+ * reference: /proc/cpuinfo,
+ * arch/mips/kernel/cpu-probe.c(cpu_probe_legacy),
+ * arch/mips/kernel/proc.c(show_cpuinfo),
+ * loongson2f user manual.
+ */
+
+#ifndef __ASM_MACH_LOONGSON64_CPU_FEATURE_OVERRIDES_H
+#define __ASM_MACH_LOONGSON64_CPU_FEATURE_OVERRIDES_H
+
+#define cpu_dcache_line_size() 32
+#define cpu_icache_line_size() 32
+#define cpu_scache_line_size() 32
+
+
+#define cpu_has_32fpr 1
+#define cpu_has_3k_cache 0
+#define cpu_has_4k_cache 1
+#define cpu_has_4kex 1
+#define cpu_has_64bits 1
+#define cpu_has_cache_cdex_p 0
+#define cpu_has_cache_cdex_s 0
+#define cpu_has_counter 1
+#define cpu_has_dc_aliases (PAGE_SIZE < 0x4000)
+#define cpu_has_divec 0
+#define cpu_has_dsp 0
+#define cpu_has_dsp2 0
+#define cpu_has_ejtag 0
+#define cpu_has_ic_fills_f_dc 0
+#define cpu_has_inclusive_pcaches 1
+#define cpu_has_llsc 1
+#define cpu_has_mcheck 0
+#define cpu_has_mdmx 0
+#define cpu_has_mips16 0
+#define cpu_has_mips32r2 0
+#define cpu_has_mips3d 0
+#define cpu_has_mips64r2 0
+#define cpu_has_mipsmt 0
+#define cpu_has_prefetch 0
+#define cpu_has_smartmips 0
+#define cpu_has_tlb 1
+#define cpu_has_tx39_cache 0
+#define cpu_has_userlocal 0
+#define cpu_has_vce 0
+#define cpu_has_veic 0
+#define cpu_has_vint 0
+#define cpu_has_vtag_icache 0
+#define cpu_has_watch 1
+#define cpu_has_local_ebase 0
+
+#define cpu_has_wsbh IS_ENABLED(CONFIG_CPU_LOONGSON3)
+
+#endif /* __ASM_MACH_LOONGSON64_CPU_FEATURE_OVERRIDES_H */
OpenPOWER on IntegriCloud