From 01657335b989c0e43ddf203cd660bdce5fcc42fd Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Tue, 1 Sep 2009 19:34:24 +0000 Subject: [PATCH] cache_line_size is 16 on rt288x SVN-Revision: 17462 --- .../rt288x/cpu-feature-overrides.h | 56 +++++++++++++++++++ .../{ => rt305x}/cpu-feature-overrides.h | 2 +- .../patches-2.6.30/100-mips-ralink-core.patch | 9 +++ 3 files changed, 66 insertions(+), 1 deletion(-) create mode 100644 target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x/cpu-feature-overrides.h rename target/linux/ramips/files/arch/mips/include/asm/mach-ralink/{ => rt305x}/cpu-feature-overrides.h (96%) diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x/cpu-feature-overrides.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x/cpu-feature-overrides.h new file mode 100644 index 0000000000..5e27363324 --- /dev/null +++ b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt288x/cpu-feature-overrides.h @@ -0,0 +1,56 @@ +/* + * Ralink RT288x specific CPU feature overrides + * + * Copyright (C) 2008-2009 Gabor Juhos + * Copyright (C) 2008 Imre Kaloz + * + * This file was derived from: include/asm-mips/cpu-features.h + * Copyright (C) 2003, 2004 Ralf Baechle + * Copyright (C) 2004 Maciej W. Rozycki + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + * + */ +#ifndef __ASM_MACH_RALINK_CPU_FEATURE_OVERRIDES_H +#define __ASM_MACH_RALINK_CPU_FEATURE_OVERRIDES_H + +#define cpu_has_tlb 1 +#define cpu_has_4kex 1 +#define cpu_has_3k_cache 0 +#define cpu_has_4k_cache 1 +#define cpu_has_tx39_cache 0 +#define cpu_has_sb1_cache 0 +#define cpu_has_fpu 0 +#define cpu_has_32fpr 0 +#define cpu_has_counter 1 +#define cpu_has_watch 1 +#define cpu_has_divec 1 + +#define cpu_has_prefetch 1 +#define cpu_has_ejtag 1 +#define cpu_has_llsc 1 + +#define cpu_has_mips16 1 +#define cpu_has_mdmx 0 +#define cpu_has_mips3d 0 +#define cpu_has_smartmips 0 + +#define cpu_has_mips32r1 1 +#define cpu_has_mips32r2 1 +#define cpu_has_mips64r1 0 +#define cpu_has_mips64r2 0 + +#define cpu_has_dsp 0 +#define cpu_has_mipsmt 0 + +#define cpu_has_64bits 0 +#define cpu_has_64bit_zero_reg 0 +#define cpu_has_64bit_gp_regs 0 +#define cpu_has_64bit_addresses 0 + +#define cpu_dcache_line_size() 16 +#define cpu_icache_line_size() 16 + +#endif /* __ASM_MACH_RALINK_CPU_FEATURE_OVERRIDES_H */ diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/cpu-feature-overrides.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x/cpu-feature-overrides.h similarity index 96% rename from target/linux/ramips/files/arch/mips/include/asm/mach-ralink/cpu-feature-overrides.h rename to target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x/cpu-feature-overrides.h index 6c41da851f..3295d1a556 100644 --- a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/cpu-feature-overrides.h +++ b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt305x/cpu-feature-overrides.h @@ -1,5 +1,5 @@ /* - * Ralink RT288x/RT305x specific CPU feature overrides + * Ralink RT305x specific CPU feature overrides * * Copyright (C) 2008-2009 Gabor Juhos * Copyright (C) 2008 Imre Kaloz diff --git a/target/linux/ramips/patches-2.6.30/100-mips-ralink-core.patch b/target/linux/ramips/patches-2.6.30/100-mips-ralink-core.patch index 42fd6ec5b8..1613cf43a5 100644 --- a/target/linux/ramips/patches-2.6.30/100-mips-ralink-core.patch +++ b/target/linux/ramips/patches-2.6.30/100-mips-ralink-core.patch @@ -47,3 +47,12 @@ source "arch/mips/sgi-ip27/Kconfig" source "arch/mips/sibyte/Kconfig" source "arch/mips/txx9/Kconfig" +@@ -988,7 +992,7 @@ + + config MIPS_L1_CACHE_SHIFT + int +- default "4" if MACH_DECSTATION || MIKROTIK_RB532 ++ default "4" if MACH_DECSTATION || MIKROTIK_RB532 || RALINK_RT288X + default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON + default "4" if PMC_MSP4200_EVAL + default "5"