diff options
Diffstat (limited to 'arch/mips/include/asm')
49 files changed, 974 insertions, 467 deletions
diff --git a/arch/mips/include/asm/amon.h b/arch/mips/include/asm/amon.h index c3dc1a6..3cc03c6 100644 --- a/arch/mips/include/asm/amon.h +++ b/arch/mips/include/asm/amon.h @@ -1,7 +1,12 @@ /* - * Amon support + * 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) 2013 Imagination Technologies Ltd. + * + * Arbitrary Monitor Support (AMON) */ - -int amon_cpu_avail(int); -void amon_cpu_start(int, unsigned long, unsigned long, - unsigned long, unsigned long); +int amon_cpu_avail(int cpu); +int amon_cpu_start(int cpu, unsigned long pc, unsigned long sp, + unsigned long gp, unsigned long a0); diff --git a/arch/mips/include/asm/asmmacro-32.h b/arch/mips/include/asm/asmmacro-32.h index 2413afe..70e1f17 100644 --- a/arch/mips/include/asm/asmmacro-32.h +++ b/arch/mips/include/asm/asmmacro-32.h @@ -12,27 +12,6 @@ #include <asm/fpregdef.h> #include <asm/mipsregs.h> - .macro fpu_save_double thread status tmp1=t0 - cfc1 \tmp1, fcr31 - sdc1 $f0, THREAD_FPR0(\thread) - sdc1 $f2, THREAD_FPR2(\thread) - sdc1 $f4, THREAD_FPR4(\thread) - sdc1 $f6, THREAD_FPR6(\thread) - sdc1 $f8, THREAD_FPR8(\thread) - sdc1 $f10, THREAD_FPR10(\thread) - sdc1 $f12, THREAD_FPR12(\thread) - sdc1 $f14, THREAD_FPR14(\thread) - sdc1 $f16, THREAD_FPR16(\thread) - sdc1 $f18, THREAD_FPR18(\thread) - sdc1 $f20, THREAD_FPR20(\thread) - sdc1 $f22, THREAD_FPR22(\thread) - sdc1 $f24, THREAD_FPR24(\thread) - sdc1 $f26, THREAD_FPR26(\thread) - sdc1 $f28, THREAD_FPR28(\thread) - sdc1 $f30, THREAD_FPR30(\thread) - sw \tmp1, THREAD_FCR31(\thread) - .endm - .macro fpu_save_single thread tmp=t0 cfc1 \tmp, fcr31 swc1 $f0, THREAD_FPR0(\thread) @@ -70,27 +49,6 @@ sw \tmp, THREAD_FCR31(\thread) .endm - .macro fpu_restore_double thread status tmp=t0 - lw \tmp, THREAD_FCR31(\thread) - ldc1 $f0, THREAD_FPR0(\thread) - ldc1 $f2, THREAD_FPR2(\thread) - ldc1 $f4, THREAD_FPR4(\thread) - ldc1 $f6, THREAD_FPR6(\thread) - ldc1 $f8, THREAD_FPR8(\thread) - ldc1 $f10, THREAD_FPR10(\thread) - ldc1 $f12, THREAD_FPR12(\thread) - ldc1 $f14, THREAD_FPR14(\thread) - ldc1 $f16, THREAD_FPR16(\thread) - ldc1 $f18, THREAD_FPR18(\thread) - ldc1 $f20, THREAD_FPR20(\thread) - ldc1 $f22, THREAD_FPR22(\thread) - ldc1 $f24, THREAD_FPR24(\thread) - ldc1 $f26, THREAD_FPR26(\thread) - ldc1 $f28, THREAD_FPR28(\thread) - ldc1 $f30, THREAD_FPR30(\thread) - ctc1 \tmp, fcr31 - .endm - .macro fpu_restore_single thread tmp=t0 lw \tmp, THREAD_FCR31(\thread) lwc1 $f0, THREAD_FPR0(\thread) diff --git a/arch/mips/include/asm/asmmacro-64.h b/arch/mips/include/asm/asmmacro-64.h index 08a527d..38ea609 100644 --- a/arch/mips/include/asm/asmmacro-64.h +++ b/arch/mips/include/asm/asmmacro-64.h @@ -13,102 +13,6 @@ #include <asm/fpregdef.h> #include <asm/mipsregs.h> - .macro fpu_save_16even thread tmp=t0 - cfc1 \tmp, fcr31 - sdc1 $f0, THREAD_FPR0(\thread) - sdc1 $f2, THREAD_FPR2(\thread) - sdc1 $f4, THREAD_FPR4(\thread) - sdc1 $f6, THREAD_FPR6(\thread) - sdc1 $f8, THREAD_FPR8(\thread) - sdc1 $f10, THREAD_FPR10(\thread) - sdc1 $f12, THREAD_FPR12(\thread) - sdc1 $f14, THREAD_FPR14(\thread) - sdc1 $f16, THREAD_FPR16(\thread) - sdc1 $f18, THREAD_FPR18(\thread) - sdc1 $f20, THREAD_FPR20(\thread) - sdc1 $f22, THREAD_FPR22(\thread) - sdc1 $f24, THREAD_FPR24(\thread) - sdc1 $f26, THREAD_FPR26(\thread) - sdc1 $f28, THREAD_FPR28(\thread) - sdc1 $f30, THREAD_FPR30(\thread) - sw \tmp, THREAD_FCR31(\thread) - .endm - - .macro fpu_save_16odd thread - sdc1 $f1, THREAD_FPR1(\thread) - sdc1 $f3, THREAD_FPR3(\thread) - sdc1 $f5, THREAD_FPR5(\thread) - sdc1 $f7, THREAD_FPR7(\thread) - sdc1 $f9, THREAD_FPR9(\thread) - sdc1 $f11, THREAD_FPR11(\thread) - sdc1 $f13, THREAD_FPR13(\thread) - sdc1 $f15, THREAD_FPR15(\thread) - sdc1 $f17, THREAD_FPR17(\thread) - sdc1 $f19, THREAD_FPR19(\thread) - sdc1 $f21, THREAD_FPR21(\thread) - sdc1 $f23, THREAD_FPR23(\thread) - sdc1 $f25, THREAD_FPR25(\thread) - sdc1 $f27, THREAD_FPR27(\thread) - sdc1 $f29, THREAD_FPR29(\thread) - sdc1 $f31, THREAD_FPR31(\thread) - .endm - - .macro fpu_save_double thread status tmp - sll \tmp, \status, 5 - bgez \tmp, 2f - fpu_save_16odd \thread -2: - fpu_save_16even \thread \tmp - .endm - - .macro fpu_restore_16even thread tmp=t0 - lw \tmp, THREAD_FCR31(\thread) - ldc1 $f0, THREAD_FPR0(\thread) - ldc1 $f2, THREAD_FPR2(\thread) - ldc1 $f4, THREAD_FPR4(\thread) - ldc1 $f6, THREAD_FPR6(\thread) - ldc1 $f8, THREAD_FPR8(\thread) - ldc1 $f10, THREAD_FPR10(\thread) - ldc1 $f12, THREAD_FPR12(\thread) - ldc1 $f14, THREAD_FPR14(\thread) - ldc1 $f16, THREAD_FPR16(\thread) - ldc1 $f18, THREAD_FPR18(\thread) - ldc1 $f20, THREAD_FPR20(\thread) - ldc1 $f22, THREAD_FPR22(\thread) - ldc1 $f24, THREAD_FPR24(\thread) - ldc1 $f26, THREAD_FPR26(\thread) - ldc1 $f28, THREAD_FPR28(\thread) - ldc1 $f30, THREAD_FPR30(\thread) - ctc1 \tmp, fcr31 - .endm - - .macro fpu_restore_16odd thread - ldc1 $f1, THREAD_FPR1(\thread) - ldc1 $f3, THREAD_FPR3(\thread) - ldc1 $f5, THREAD_FPR5(\thread) - ldc1 $f7, THREAD_FPR7(\thread) - ldc1 $f9, THREAD_FPR9(\thread) - ldc1 $f11, THREAD_FPR11(\thread) - ldc1 $f13, THREAD_FPR13(\thread) - ldc1 $f15, THREAD_FPR15(\thread) - ldc1 $f17, THREAD_FPR17(\thread) - ldc1 $f19, THREAD_FPR19(\thread) - ldc1 $f21, THREAD_FPR21(\thread) - ldc1 $f23, THREAD_FPR23(\thread) - ldc1 $f25, THREAD_FPR25(\thread) - ldc1 $f27, THREAD_FPR27(\thread) - ldc1 $f29, THREAD_FPR29(\thread) - ldc1 $f31, THREAD_FPR31(\thread) - .endm - - .macro fpu_restore_double thread status tmp - sll \tmp, \status, 5 - bgez \tmp, 1f # 16 register mode? - - fpu_restore_16odd \thread -1: fpu_restore_16even \thread \tmp - .endm - .macro cpu_save_nonscratch thread LONG_S s0, THREAD_REG16(\thread) LONG_S s1, THREAD_REG17(\thread) diff --git a/arch/mips/include/asm/asmmacro.h b/arch/mips/include/asm/asmmacro.h index 6c8342a..3220c93 100644 --- a/arch/mips/include/asm/asmmacro.h +++ b/arch/mips/include/asm/asmmacro.h @@ -62,6 +62,113 @@ .endm #endif /* CONFIG_MIPS_MT_SMTC */ + .macro fpu_save_16even thread tmp=t0 + cfc1 \tmp, fcr31 + sdc1 $f0, THREAD_FPR0(\thread) + sdc1 $f2, THREAD_FPR2(\thread) + sdc1 $f4, THREAD_FPR4(\thread) + sdc1 $f6, THREAD_FPR6(\thread) + sdc1 $f8, THREAD_FPR8(\thread) + sdc1 $f10, THREAD_FPR10(\thread) + sdc1 $f12, THREAD_FPR12(\thread) + sdc1 $f14, THREAD_FPR14(\thread) + sdc1 $f16, THREAD_FPR16(\thread) + sdc1 $f18, THREAD_FPR18(\thread) + sdc1 $f20, THREAD_FPR20(\thread) + sdc1 $f22, THREAD_FPR22(\thread) + sdc1 $f24, THREAD_FPR24(\thread) + sdc1 $f26, THREAD_FPR26(\thread) + sdc1 $f28, THREAD_FPR28(\thread) + sdc1 $f30, THREAD_FPR30(\thread) + sw \tmp, THREAD_FCR31(\thread) + .endm + + .macro fpu_save_16odd thread + .set push + .set mips64r2 + sdc1 $f1, THREAD_FPR1(\thread) + sdc1 $f3, THREAD_FPR3(\thread) + sdc1 $f5, THREAD_FPR5(\thread) + sdc1 $f7, THREAD_FPR7(\thread) + sdc1 $f9, THREAD_FPR9(\thread) + sdc1 $f11, THREAD_FPR11(\thread) + sdc1 $f13, THREAD_FPR13(\thread) + sdc1 $f15, THREAD_FPR15(\thread) + sdc1 $f17, THREAD_FPR17(\thread) + sdc1 $f19, THREAD_FPR19(\thread) + sdc1 $f21, THREAD_FPR21(\thread) + sdc1 $f23, THREAD_FPR23(\thread) + sdc1 $f25, THREAD_FPR25(\thread) + sdc1 $f27, THREAD_FPR27(\thread) + sdc1 $f29, THREAD_FPR29(\thread) + sdc1 $f31, THREAD_FPR31(\thread) + .set pop + .endm + + .macro fpu_save_double thread status tmp +#if defined(CONFIG_MIPS64) || defined(CONFIG_CPU_MIPS32_R2) + sll \tmp, \status, 5 + bgez \tmp, 10f + fpu_save_16odd \thread +10: +#endif + fpu_save_16even \thread \tmp + .endm + + .macro fpu_restore_16even thread tmp=t0 + lw \tmp, THREAD_FCR31(\thread) + ldc1 $f0, THREAD_FPR0(\thread) + ldc1 $f2, THREAD_FPR2(\thread) + ldc1 $f4, THREAD_FPR4(\thread) + ldc1 $f6, THREAD_FPR6(\thread) + ldc1 $f8, THREAD_FPR8(\thread) + ldc1 $f10, THREAD_FPR10(\thread) + ldc1 $f12, THREAD_FPR12(\thread) + ldc1 $f14, THREAD_FPR14(\thread) + ldc1 $f16, THREAD_FPR16(\thread) + ldc1 $f18, THREAD_FPR18(\thread) + ldc1 $f20, THREAD_FPR20(\thread) + ldc1 $f22, THREAD_FPR22(\thread) + ldc1 $f24, THREAD_FPR24(\thread) + ldc1 $f26, THREAD_FPR26(\thread) + ldc1 $f28, THREAD_FPR28(\thread) + ldc1 $f30, THREAD_FPR30(\thread) + ctc1 \tmp, fcr31 + .endm + + .macro fpu_restore_16odd thread + .set push + .set mips64r2 + ldc1 $f1, THREAD_FPR1(\thread) + ldc1 $f3, THREAD_FPR3(\thread) + ldc1 $f5, THREAD_FPR5(\thread) + ldc1 $f7, THREAD_FPR7(\thread) + ldc1 $f9, THREAD_FPR9(\thread) + ldc1 $f11, THREAD_FPR11(\thread) + ldc1 $f13, THREAD_FPR13(\thread) + ldc1 $f15, THREAD_FPR15(\thread) + ldc1 $f17, THREAD_FPR17(\thread) + ldc1 $f19, THREAD_FPR19(\thread) + ldc1 $f21, THREAD_FPR21(\thread) + ldc1 $f23, THREAD_FPR23(\thread) + ldc1 $f25, THREAD_FPR25(\thread) + ldc1 $f27, THREAD_FPR27(\thread) + ldc1 $f29, THREAD_FPR29(\thread) + ldc1 $f31, THREAD_FPR31(\thread) + .set pop + .endm + + .macro fpu_restore_double thread status tmp +#if defined(CONFIG_MIPS64) || defined(CONFIG_CPU_MIPS32_R2) + sll \tmp, \status, 5 + bgez \tmp, 10f # 16 register mode? + + fpu_restore_16odd \thread +10: +#endif + fpu_restore_16even \thread \tmp + .endm + /* * Temporary until all gas have MT ASE support */ diff --git a/arch/mips/include/asm/bmips.h b/arch/mips/include/asm/bmips.h index 27bd060..cbacceb 100644 --- a/arch/mips/include/asm/bmips.h +++ b/arch/mips/include/asm/bmips.h @@ -46,8 +46,35 @@ #include <linux/cpumask.h> #include <asm/r4kcache.h> +#include <asm/smp-ops.h> + +extern struct plat_smp_ops bmips43xx_smp_ops; +extern struct plat_smp_ops bmips5000_smp_ops; + +static inline int register_bmips_smp_ops(void) +{ +#if IS_ENABLED(CONFIG_CPU_BMIPS) && IS_ENABLED(CONFIG_SMP) + switch (current_cpu_type()) { + case CPU_BMIPS32: + case CPU_BMIPS3300: + return register_up_smp_ops(); + case CPU_BMIPS4350: + case CPU_BMIPS4380: + register_smp_ops(&bmips43xx_smp_ops); + break; + case CPU_BMIPS5000: + register_smp_ops(&bmips5000_smp_ops); + break; + default: + return -ENODEV; + } + + return 0; +#else + return -ENODEV; +#endif +} -extern struct plat_smp_ops bmips_smp_ops; extern char bmips_reset_nmi_vec; extern char bmips_reset_nmi_vec_end; extern char bmips_smp_movevec; diff --git a/arch/mips/include/asm/cpu-features.h b/arch/mips/include/asm/cpu-features.h index d445d06..6e70b03 100644 --- a/arch/mips/include/asm/cpu-features.h +++ b/arch/mips/include/asm/cpu-features.h @@ -20,6 +20,13 @@ #ifndef cpu_has_tlb #define cpu_has_tlb (cpu_data[0].options & MIPS_CPU_TLB) #endif +#ifndef cpu_has_tlbinv +#define cpu_has_tlbinv (cpu_data[0].options & MIPS_CPU_TLBINV) +#endif +#ifndef cpu_has_segments +#define cpu_has_segments (cpu_data[0].options & MIPS_CPU_SEGMENTS) +#endif + /* * For the moment we don't consider R6000 and R8000 so we can assume that diff --git a/arch/mips/include/asm/cpu-info.h b/arch/mips/include/asm/cpu-info.h index 21c8e29..8f7adf0 100644 --- a/arch/mips/include/asm/cpu-info.h +++ b/arch/mips/include/asm/cpu-info.h @@ -52,6 +52,9 @@ struct cpuinfo_mips { unsigned int cputype; int isa_level; int tlbsize; + int tlbsizevtlb; + int tlbsizeftlbsets; + int tlbsizeftlbways; struct cache_desc icache; /* Primary I-cache */ struct cache_desc dcache; /* Primary D or combined I/D cache */ struct cache_desc scache; /* Secondary cache */ diff --git a/arch/mips/include/asm/cpu-type.h b/arch/mips/include/asm/cpu-type.h index 4a402cc..02f591b 100644 --- a/arch/mips/include/asm/cpu-type.h +++ b/arch/mips/include/asm/cpu-type.h @@ -27,10 +27,7 @@ static inline int __pure __get_cpu_type(const int cpu_type) #ifdef CONFIG_SYS_HAS_CPU_MIPS32_R1 case CPU_4KC: case CPU_ALCHEMY: - case CPU_BMIPS3300: - case CPU_BMIPS4350: case CPU_PR4450: - case CPU_BMIPS32: case CPU_JZRISC: #endif @@ -47,6 +44,8 @@ static inline int __pure __get_cpu_type(const int cpu_type) case CPU_74K: case CPU_M14KC: case CPU_M14KEC: + case CPU_INTERAPTIV: + case CPU_PROAPTIV: #endif #ifdef CONFIG_SYS_HAS_CPU_MIPS64_R1 @@ -163,6 +162,16 @@ static inline int __pure __get_cpu_type(const int cpu_type) case CPU_CAVIUM_OCTEON2: #endif +#if defined(CONFIG_SYS_HAS_CPU_BMIPS32_3300) || \ + defined (CONFIG_SYS_HAS_CPU_MIPS32_R1) + case CPU_BMIPS32: + case CPU_BMIPS3300: +#endif + +#ifdef CONFIG_SYS_HAS_CPU_BMIPS4350 + case CPU_BMIPS4350: +#endif + #ifdef CONFIG_SYS_HAS_CPU_BMIPS4380 case CPU_BMIPS4380: #endif diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h index d2035e1..76411df 100644 --- a/arch/mips/include/asm/cpu.h +++ b/arch/mips/include/asm/cpu.h @@ -111,6 +111,10 @@ #define PRID_IMP_1074K 0x9a00 #define PRID_IMP_M14KC 0x9c00 #define PRID_IMP_M14KEC 0x9e00 +#define PRID_IMP_INTERAPTIV_UP 0xa000 +#define PRID_IMP_INTERAPTIV_MP 0xa100 +#define PRID_IMP_PROAPTIV_UP 0xa200 +#define PRID_IMP_PROAPTIV_MP 0xa300 /* * These are the PRID's for when 23:16 == PRID_COMP_SIBYTE @@ -194,6 +198,7 @@ #define PRID_IMP_NETLOGIC_XLP8XX 0x1000 #define PRID_IMP_NETLOGIC_XLP3XX 0x1100 #define PRID_IMP_NETLOGIC_XLP2XX 0x1200 +#define PRID_IMP_NETLOGIC_XLP9XX 0x1500 /* * Particular Revision values for bits 7:0 of the PRId register. @@ -249,6 +254,8 @@ #define FPIR_IMP_NONE 0x0000 +#if !defined(__ASSEMBLY__) + enum cpu_type_enum { CPU_UNKNOWN, @@ -289,7 +296,7 @@ enum cpu_type_enum { CPU_4KC, CPU_4KEC, CPU_4KSC, CPU_24K, CPU_34K, CPU_1004K, CPU_74K, CPU_ALCHEMY, CPU_PR4450, CPU_BMIPS32, CPU_BMIPS3300, CPU_BMIPS4350, CPU_BMIPS4380, CPU_BMIPS5000, CPU_JZRISC, CPU_LOONGSON1, CPU_M14KC, - CPU_M14KEC, + CPU_M14KEC, CPU_INTERAPTIV, CPU_PROAPTIV, /* * MIPS64 class processors @@ -301,6 +308,7 @@ enum cpu_type_enum { CPU_LAST }; +#endif /* !__ASSEMBLY */ /* * ISA Level encodings @@ -348,6 +356,8 @@ enum cpu_type_enum { #define MIPS_CPU_PCI 0x00400000 /* CPU has Perf Ctr Int indicator */ #define MIPS_CPU_RIXI 0x00800000 /* CPU has TLB Read/eXec Inhibit */ #define MIPS_CPU_MICROMIPS 0x01000000 /* CPU has microMIPS capability */ +#define MIPS_CPU_TLBINV 0x02000000 /* CPU supports TLBINV/F */ +#define MIPS_CPU_SEGMENTS 0x04000000 /* CPU supports Segmentation Control registers */ /* * CPU ASE encodings diff --git a/arch/mips/include/asm/dma-coherence.h b/arch/mips/include/asm/dma-coherence.h index 242cbb3..bc5e85d 100644 --- a/arch/mips/include/asm/dma-coherence.h +++ b/arch/mips/include/asm/dma-coherence.h @@ -9,7 +9,16 @@ #ifndef __ASM_DMA_COHERENCE_H #define __ASM_DMA_COHERENCE_H +#ifdef CONFIG_DMA_MAYBE_COHERENT extern int coherentio; extern int hw_coherentio; +#else +#ifdef CONFIG_DMA_COHERENT +#define coherentio 1 +#else +#define coherentio 0 +#endif +#define hw_coherentio 0 +#endif /* CONFIG_DMA_MAYBE_COHERENT */ #endif diff --git a/arch/mips/include/asm/elf.h b/arch/mips/include/asm/elf.h index a66359e..d414405 100644 --- a/arch/mips/include/asm/elf.h +++ b/arch/mips/include/asm/elf.h @@ -36,6 +36,7 @@ #define EF_MIPS_ABI2 0x00000020 #define EF_MIPS_OPTIONS_FIRST 0x00000080 #define EF_MIPS_32BITMODE 0x00000100 +#define EF_MIPS_FP64 0x00000200 #define EF_MIPS_ABI 0x0000f000 #define EF_MIPS_ARCH 0xf0000000 @@ -176,6 +177,18 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG]; #ifdef CONFIG_32BIT /* + * In order to be sure that we don't attempt to execute an O32 binary which + * requires 64 bit FP (FR=1) on a system which does not support it we refuse + * to execute any binary which has bits specified by the following macro set + * in its ELF header flags. + */ +#ifdef CONFIG_MIPS_O32_FP64_SUPPORT +# define __MIPS_O32_FP64_MUST_BE_ZERO 0 +#else +# define __MIPS_O32_FP64_MUST_BE_ZERO EF_MIPS_FP64 +#endif + +/* * This is used to ensure we don't load something for the wrong architecture. */ #define elf_check_arch(hdr) \ @@ -192,6 +205,8 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG]; if (((__h->e_flags & EF_MIPS_ABI) != 0) && \ ((__h->e_flags & EF_MIPS_ABI) != EF_MIPS_ABI_O32)) \ __res = 0; \ + if (__h->e_flags & __MIPS_O32_FP64_MUST_BE_ZERO) \ + __res = 0; \ \ __res; \ }) @@ -249,6 +264,11 @@ extern struct mips_abi mips_abi_n32; #define SET_PERSONALITY(ex) \ do { \ + if ((ex).e_flags & EF_MIPS_FP64) \ + clear_thread_flag(TIF_32BIT_FPREGS); \ + else \ + set_thread_flag(TIF_32BIT_FPREGS); \ + \ if (personality(current->personality) != PER_LINUX) \ set_personality(PER_LINUX); \ \ @@ -271,14 +291,18 @@ do { \ #endif #ifdef CONFIG_MIPS32_O32 -#define __SET_PERSONALITY32_O32() \ +#define __SET_PERSONALITY32_O32(ex) \ do { \ set_thread_flag(TIF_32BIT_REGS); \ set_thread_flag(TIF_32BIT_ADDR); \ + \ + if (!((ex).e_flags & EF_MIPS_FP64)) \ + set_thread_flag(TIF_32BIT_FPREGS); \ + \ current->thread.abi = &mips_abi_32; \ } while (0) #else -#define __SET_PERSONALITY32_O32() \ +#define __SET_PERSONALITY32_O32(ex) \ do { } while (0) #endif @@ -289,7 +313,7 @@ do { \ ((ex).e_flags & EF_MIPS_ABI) == 0) \ __SET_PERSONALITY32_N32(); \ else \ - __SET_PERSONALITY32_O32(); \ + __SET_PERSONALITY32_O32(ex); \ } while (0) #else #define __SET_PERSONALITY32(ex) do { } while (0) @@ -300,6 +324,7 @@ do { \ unsigned int p; \ \ clear_thread_flag(TIF_32BIT_REGS); \ + clear_thread_flag(TIF_32BIT_FPREGS); \ clear_thread_flag(TIF_32BIT_ADDR); \ \ if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \ diff --git a/arch/mips/include/asm/fpu.h b/arch/mips/include/asm/fpu.h index d088e5d..cfe092f 100644 --- a/arch/mips/include/asm/fpu.h +++ b/arch/mips/include/asm/fpu.h @@ -33,11 +33,48 @@ extern void _init_fpu(void); extern void _save_fp(struct task_struct *); extern void _restore_fp(struct task_struct *); -#define __enable_fpu() \ -do { \ - set_c0_status(ST0_CU1); \ - enable_fpu_hazard(); \ -} while (0) +/* + * This enum specifies a mode in which we want the FPU to operate, for cores + * which implement the Status.FR bit. Note that FPU_32BIT & FPU_64BIT + * purposefully have the values 0 & 1 respectively, so that an integer value + * of Status.FR can be trivially casted to the corresponding enum fpu_mode. + */ +enum fpu_mode { + FPU_32BIT = 0, /* FR = 0 */ + FPU_64BIT, /* FR = 1 */ + FPU_AS_IS, +}; + +static inline int __enable_fpu(enum fpu_mode mode) +{ + int fr; + + switch (mode) { + case FPU_AS_IS: + /* just enable the FPU in its current mode */ + set_c0_status(ST0_CU1); + enable_fpu_hazard(); + return 0; + + case FPU_64BIT: +#if !(defined(CONFIG_CPU_MIPS32_R2) || defined(CONFIG_MIPS64)) + /* we only have a 32-bit FPU */ + return SIGFPE; +#endif + /* fall through */ + case FPU_32BIT: + /* set CU1 & change FR appropriately */ + fr = (int)mode; + change_c0_status(ST0_CU1 | ST0_FR, ST0_CU1 | (fr ? ST0_FR : 0)); + enable_fpu_hazard(); + + /* check FR has the desired value */ + return (!!(read_c0_status() & ST0_FR) == !!fr) ? 0 : SIGFPE; + + default: + BUG(); + } +} #define __disable_fpu() \ do { \ @@ -45,19 +82,6 @@ do { \ disable_fpu_hazard(); \ } while (0) -#define enable_fpu() \ -do { \ - if (cpu_has_fpu) \ - __enable_fpu(); \ -} while (0) - -#define disable_fpu() \ -do { \ - if (cpu_has_fpu) \ - __disable_fpu(); \ -} while (0) - - #define clear_fpu_owner() clear_thread_flag(TIF_USEDFPU) static inline int __is_fpu_owner(void) @@ -70,27 +94,46 @@ static inline int is_fpu_owner(void) return cpu_has_fpu && __is_fpu_owner(); } -static inline void __own_fpu(void) +static inline int __own_fpu(void) { - __enable_fpu(); + enum fpu_mode mode; + int ret; + + mode = !test_thread_flag(TIF_32BIT_FPREGS); + ret = __enable_fpu(mode); + if (ret) + return ret; + KSTK_STATUS(current) |= ST0_CU1; + if (mode == FPU_64BIT) + KSTK_STATUS(current) |= ST0_FR; + else /* mode == FPU_32BIT */ + KSTK_STATUS(current) &= ~ST0_FR; + set_thread_flag(TIF_USEDFPU); + return 0; } -static inline void own_fpu_inatomic(int restore) +static inline int own_fpu_inatomic(int restore) { + int ret = 0; + if (cpu_has_fpu && !__is_fpu_owner()) { - __own_fpu(); - if (restore) + ret = __own_fpu(); + if (restore && !ret) _restore_fp(current); } + return ret; } -static inline void own_fpu(int restore) +static inline int own_fpu(int restore) { + int ret; + preempt_disable(); - own_fpu_inatomic(restore); + ret = own_fpu_inatomic(restore); preempt_enable(); + return ret; } static inline void lose_fpu(int save) @@ -106,16 +149,21 @@ static inline void lose_fpu(int save) preempt_enable(); } -static inline void init_fpu(void) +static inline int init_fpu(void) { + int ret = 0; + preempt_disable(); if (cpu_has_fpu) { - __own_fpu(); - _init_fpu(); + ret = __own_fpu(); + if (!ret) + _init_fpu(); } else { fpu_emulator_init_fpu(); } + preempt_enable(); + return ret; } static inline void save_fp(struct task_struct *tsk) diff --git a/arch/mips/include/asm/highmem.h b/arch/mips/include/asm/highmem.h index b0dd0c8..572e63e 100644 --- a/arch/mips/include/asm/highmem.h +++ b/arch/mips/include/asm/highmem.h @@ -19,7 +19,6 @@ #ifdef __KERNEL__ -#include <linux/init.h> #include <linux/interrupt.h> #include <linux/uaccess.h> #include <asm/kmap_types.h> diff --git a/arch/mips/include/asm/kvm_host.h b/arch/mips/include/asm/kvm_host.h index 3296696..a995fce 100644 --- a/arch/mips/include/asm/kvm_host.h +++ b/arch/mips/include/asm/kvm_host.h @@ -391,9 +391,6 @@ struct kvm_vcpu_arch { uint32_t guest_kernel_asid[NR_CPUS]; struct mm_struct guest_kernel_mm, guest_user_mm; - struct kvm_mips_tlb shadow_tlb[NR_CPUS][KVM_MIPS_GUEST_TLB_SIZE]; - - struct hrtimer comparecount_timer; int last_sched_cpu; @@ -529,7 +526,6 @@ extern enum emulation_result kvm_mips_handle_tlbmod(unsigned long cause, extern void kvm_mips_dump_host_tlbs(void); extern void kvm_mips_dump_guest_tlbs(struct kvm_vcpu *vcpu); -extern void kvm_mips_dump_shadow_tlbs(struct kvm_vcpu *vcpu); extern void kvm_mips_flush_host_tlb(int skip_kseg0); extern int kvm_mips_host_tlb_inv(struct kvm_vcpu *vcpu, unsigned long entryhi); extern int kvm_mips_host_tlb_inv_index(struct kvm_vcpu *vcpu, int index); @@ -541,10 +537,7 @@ extern unsigned long kvm_mips_translate_guest_kseg0_to_hpa(struct kvm_vcpu *vcpu unsigned long gva); extern void kvm_get_new_mmu_context(struct mm_struct *mm, unsigned long cpu, struct kvm_vcpu *vcpu); -extern void kvm_shadow_tlb_put(struct kvm_vcpu *vcpu); -extern void kvm_shadow_tlb_load(struct kvm_vcpu *vcpu); extern void kvm_local_flush_tlb_all(void); -extern void kvm_mips_init_shadow_tlb(struct kvm_vcpu *vcpu); extern void kvm_mips_alloc_new_mmu_context(struct kvm_vcpu *vcpu); extern void kvm_mips_vcpu_load(struct kvm_vcpu *vcpu, int cpu); extern void kvm_mips_vcpu_put(struct kvm_vcpu *vcpu); diff --git a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h index b86a125..cd41e93 100644 --- a/arch/mips/include/asm/mach-ath79/ar71xx_regs.h +++ b/arch/mips/include/asm/mach-ath79/ar71xx_regs.h @@ -16,7 +16,6 @@ #define __ASM_MACH_AR71XX_REGS_H #include <linux/types.h> -#include <linux/init.h> #include <linux/io.h> #include <linux/bitops.h> diff --git a/arch/mips/include/asm/mach-bcm47xx/bcm47xx.h b/arch/mips/include/asm/mach-bcm47xx/bcm47xx.h index cc7563b..7527c1d 100644 --- a/arch/mips/include/asm/mach-bcm47xx/bcm47xx.h +++ b/arch/mips/include/asm/mach-bcm47xx/bcm47xx.h @@ -56,4 +56,6 @@ void bcm47xx_fill_bcma_boardinfo(struct bcma_boardinfo *boardinfo, const char *prefix); #endif +void bcm47xx_set_system_type(u16 chip_id); + #endif /* __ASM_BCM47XX_H */ diff --git a/arch/mips/include/asm/mach-bcm47xx/bcm47xx_board.h b/arch/mips/include/asm/mach-bcm47xx/bcm47xx_board.h index 00867dd..40005fb 100644 --- a/arch/mips/include/asm/mach-bcm47xx/bcm47xx_board.h +++ b/arch/mips/include/asm/mach-bcm47xx/bcm47xx_board.h @@ -66,6 +66,7 @@ enum bcm47xx_board { BCM47XX_BOARD_LINKSYS_WRT310NV1, BCM47XX_BOARD_LINKSYS_WRT310NV2, BCM47XX_BOARD_LINKSYS_WRT54G3GV2, + BCM47XX_BOARD_LINKSYS_WRT54GSV1, BCM47XX_BOARD_LINKSYS_WRT610NV1, BCM47XX_BOARD_LINKSYS_WRT610NV2, BCM47XX_BOARD_LINKSYS_WRTSL54GS, diff --git a/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h b/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h new file mode 100644 index 0000000..b7992cd --- /dev/null +++ b/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h @@ -0,0 +1,82 @@ +#ifndef __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H +#define __ASM_MACH_BCM47XX_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_fpu 0 +#define cpu_has_32fpr 0 +#define cpu_has_counter 1 +#if defined(CONFIG_BCM47XX_BCMA) && !defined(CONFIG_BCM47XX_SSB) +#define cpu_has_watch 1 +#elif defined(CONFIG_BCM47XX_SSB) && !defined(CONFIG_BCM47XX_BCMA) +#define cpu_has_watch 0 +#endif +#define cpu_has_divec 1 +#define cpu_has_vce 0 +#define cpu_has_cache_cdex_p 0 +#define cpu_has_cache_cdex_s 0 +#define cpu_has_prefetch 1 +#define cpu_has_mcheck 1 +#define cpu_has_ejtag 1 +#define cpu_has_llsc 1 + +/* cpu_has_mips16 */ +#define cpu_has_mdmx 0 +#define cpu_has_mips3d 0 +#define cpu_has_rixi 0 +#define cpu_has_mmips 0 +#define cpu_has_smartmips 0 +#define cpu_has_vtag_icache 0 +/* cpu_has_dc_aliases */ +#define cpu_has_ic_fills_f_dc 0 +#define cpu_has_pindexed_dcache 0 +#define cpu_icache_snoops_remote_store 0 + +#define cpu_has_mips_2 1 +#define cpu_has_mips_3 0 +#define cpu_has_mips32r1 1 +#if defined(CONFIG_BCM47XX_BCMA) && !defined(CONFIG_BCM47XX_SSB) +#define cpu_has_mips32r2 1 +#elif defined(CONFIG_BCM47XX_SSB) && !defined(CONFIG_BCM47XX_BCMA) +#define cpu_has_mips32r2 0 +#endif +#define cpu_has_mips64r1 0 +#define cpu_has_mips64r2 0 + +#if defined(CONFIG_BCM47XX_BCMA) && !defined(CONFIG_BCM47XX_SSB) +#define cpu_has_dsp 1 +#define cpu_has_dsp2 1 +#elif defined(CONFIG_BCM47XX_SSB) && !defined(CONFIG_BCM47XX_BCMA) +#define cpu_has_dsp 0 +#define cpu_has_dsp2 0 +#endif +#define cpu_has_mipsmt 0 +/* cpu_has_userlocal */ + +#define cpu_has_nofpuex 0 +#define cpu_has_64bits 0 +#define cpu_has_64bit_zero_reg 0 +#if defined(CONFIG_BCM47XX_BCMA) && !defined(CONFIG_BCM47XX_SSB) +#define cpu_has_vint 1 +#elif defined(CONFIG_BCM47XX_SSB) && !defined(CONFIG_BCM47XX_BCMA) +#define cpu_has_vint 0 +#endif +#define cpu_has_veic 0 +#define cpu_has_inclusive_pcaches 0 + +#if defined(CONFIG_BCM47XX_BCMA) && !defined(CONFIG_BCM47XX_SSB) +#define cpu_dcache_line_size() 32 +#define cpu_icache_line_size() 32 +#define cpu_has_perf_cntr_intr_bit 1 +#elif defined(CONFIG_BCM47XX_SSB) && !defined(CONFIG_BCM47XX_BCMA) +#define cpu_dcache_line_size() 16 +#define cpu_icache_line_size() 16 +#define cpu_has_perf_cntr_intr_bit 0 +#endif +#define cpu_scache_line_size() 0 +#define cpu_has_vz 0 + +#endif /* __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H */ diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h index 19f9134..3112f08 100644 --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h @@ -145,6 +145,7 @@ enum bcm63xx_regs_set { RSET_UART1, RSET_GPIO, RSET_SPI, + RSET_HSSPI, RSET_UDC0, RSET_OHCI0, RSET_OHCI_PRIV, @@ -193,6 +194,7 @@ enum bcm63xx_regs_set { #define RSET_ENETDMAS_SIZE(chans) (16 * (chans)) #define RSET_ENETSW_SIZE 65536 #define RSET_UART_SIZE 24 +#define RSET_HSSPI_SIZE 1536 #define RSET_UDC_SIZE 256 #define RSET_OHCI_SIZE 256 #define RSET_EHCI_SIZE 256 @@ -265,6 +267,7 @@ enum bcm63xx_regs_set { #define BCM_6328_UART1_BASE (0xb0000120) #define BCM_6328_GPIO_BASE (0xb0000080) #define BCM_6328_SPI_BASE (0xdeadbeef) +#define BCM_6328_HSSPI_BASE (0xb0001000) #define BCM_6328_UDC0_BASE (0xdeadbeef) #define BCM_6328_USBDMA_BASE (0xb000c000) #define BCM_6328_OHCI0_BASE (0xb0002600) @@ -313,6 +316,7 @@ enum bcm63xx_regs_set { #define BCM_6338_UART1_BASE (0xdeadbeef) #define BCM_6338_GPIO_BASE (0xfffe0400) #define BCM_6338_SPI_BASE (0xfffe0c00) +#define BCM_6338_HSSPI_BASE (0xdeadbeef) #define BCM_6338_UDC0_BASE (0xdeadbeef) #define BCM_6338_USBDMA_BASE (0xfffe2400) #define BCM_6338_OHCI0_BASE (0xdeadbeef) @@ -360,6 +364,7 @@ enum bcm63xx_regs_set { #define BCM_6345_UART1_BASE (0xdeadbeef) #define BCM_6345_GPIO_BASE (0xfffe0400) #define BCM_6345_SPI_BASE (0xdeadbeef) +#define BCM_6345_HSSPI_BASE (0xdeadbeef) #define BCM_6345_UDC0_BASE (0xdeadbeef) #define BCM_6345_USBDMA_BASE (0xfffe2800) #define BCM_6345_ENET0_BASE (0xfffe1800) @@ -406,6 +411,7 @@ enum bcm63xx_regs_set { #define BCM_6348_UART1_BASE (0xdeadbeef) #define BCM_6348_GPIO_BASE (0xfffe0400) #define BCM_6348_SPI_BASE (0xfffe0c00) +#define BCM_6348_HSSPI_BASE (0xdeadbeef) #define BCM_6348_UDC0_BASE (0xfffe1000) #define BCM_6348_USBDMA_BASE (0xdeadbeef) #define BCM_6348_OHCI0_BASE (0xfffe1b00) @@ -451,6 +457,7 @@ enum bcm63xx_regs_set { #define BCM_6358_UART1_BASE (0xfffe0120) #define BCM_6358_GPIO_BASE (0xfffe0080) #define BCM_6358_SPI_BASE (0xfffe0800) +#define BCM_6358_HSSPI_BASE (0xdeadbeef) #define BCM_6358_UDC0_BASE (0xfffe0800) #define BCM_6358_USBDMA_BASE (0xdeadbeef) #define BCM_6358_OHCI0_BASE (0xfffe1400) @@ -553,6 +560,7 @@ enum bcm63xx_regs_set { #define BCM_6368_UART1_BASE (0xb0000120) #define BCM_6368_GPIO_BASE (0xb0000080) #define BCM_6368_SPI_BASE (0xb0000800) +#define BCM_6368_HSSPI_BASE (0xdeadbeef) #define BCM_6368_UDC0_BASE (0xdeadbeef) #define BCM_6368_USBDMA_BASE (0xb0004800) #define BCM_6368_OHCI0_BASE (0xb0001600) @@ -604,6 +612,7 @@ extern const unsigned long *bcm63xx_regs_base; __GEN_RSET_BASE(__cpu, UART1) \ __GEN_RSET_BASE(__cpu, GPIO) \ __GEN_RSET_BASE(__cpu, SPI) \ + __GEN_RSET_BASE(__cpu, HSSPI) \ __GEN_RSET_BASE(__cpu, UDC0) \ __GEN_RSET_BASE(__cpu, OHCI0) \ __GEN_RSET_BASE(__cpu, OHCI_PRIV) \ @@ -647,6 +656,7 @@ extern const unsigned long *bcm63xx_regs_base; [RSET_UART1] = BCM_## __cpu ##_UART1_BASE, \ [RSET_GPIO] = BCM_## __cpu ##_GPIO_BASE, \ [RSET_SPI] = BCM_## __cpu ##_SPI_BASE, \ + [RSET_HSSPI] = BCM_## __cpu ##_HSSPI_BASE, \ [RSET_UDC0] = BCM_## __cpu ##_UDC0_BASE, \ [RSET_OHCI0] = BCM_## __cpu ##_OHCI0_BASE, \ [RSET_OHCI_PRIV] = BCM_## __cpu ##_OHCI_PRIV_BASE, \ @@ -727,6 +737,7 @@ enum bcm63xx_irq { IRQ_ENET0, IRQ_ENET1, IRQ_ENET_PHY, + IRQ_HSSPI, IRQ_OHCI0, IRQ_EHCI0, IRQ_USBD, @@ -815,6 +826,7 @@ enum bcm63xx_irq { #define BCM_6328_ENET0_IRQ 0 #define BCM_6328_ENET1_IRQ 0 #define BCM_6328_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 12) +#define BCM_6328_HSSPI_IRQ (IRQ_INTERNAL_BASE + 29) #define BCM_6328_OHCI0_IRQ (BCM_6328_HIGH_IRQ_BASE + 9) #define BCM_6328_EHCI0_IRQ (BCM_6328_HIGH_IRQ_BASE + 10) #define BCM_6328_USBD_IRQ (IRQ_INTERNAL_BASE + 4) @@ -860,6 +872,7 @@ enum bcm63xx_irq { #define BCM_6338_ENET0_IRQ (IRQ_INTERNAL_BASE + 8) #define BCM_6338_ENET1_IRQ 0 #define BCM_6338_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 9) +#define BCM_6338_HSSPI_IRQ 0 #define BCM_6338_OHCI0_IRQ 0 #define BCM_6338_EHCI0_IRQ 0 #define BCM_6338_USBD_IRQ 0 @@ -898,6 +911,7 @@ enum bcm63xx_irq { #define BCM_6345_ENET0_IRQ (IRQ_INTERNAL_BASE + 8) #define BCM_6345_ENET1_IRQ 0 #define BCM_6345_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 12) +#define BCM_6345_HSSPI_IRQ 0 #define BCM_6345_OHCI0_IRQ 0 #define BCM_6345_EHCI0_IRQ 0 #define BCM_6345_USBD_IRQ 0 @@ -936,6 +950,7 @@ enum bcm63xx_irq { #define BCM_6348_ENET0_IRQ (IRQ_INTERNAL_BASE + 8) #define BCM_6348_ENET1_IRQ (IRQ_INTERNAL_BASE + 7) #define BCM_6348_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 9) +#define BCM_6348_HSSPI_IRQ 0 #define BCM_6348_OHCI0_IRQ (IRQ_INTERNAL_BASE + 12) #define BCM_6348_EHCI0_IRQ 0 #define BCM_6348_USBD_IRQ 0 @@ -974,6 +989,7 @@ enum bcm63xx_irq { #define BCM_6358_ENET0_IRQ (IRQ_INTERNAL_BASE + 8) #define BCM_6358_ENET1_IRQ (IRQ_INTERNAL_BASE + 6) #define BCM_6358_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 9) +#define BCM_6358_HSSPI_IRQ 0 #define BCM_6358_OHCI0_IRQ (IRQ_INTERNAL_BASE + 5) #define BCM_6358_EHCI0_IRQ (IRQ_INTERNAL_BASE + 10) #define BCM_6358_USBD_IRQ 0 @@ -1086,6 +1102,7 @@ enum bcm63xx_irq { #define BCM_6368_ENET0_IRQ 0 #define BCM_6368_ENET1_IRQ 0 #define BCM_6368_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 15) +#define BCM_6368_HSSPI_IRQ 0 #define BCM_6368_OHCI0_IRQ (IRQ_INTERNAL_BASE + 5) #define BCM_6368_EHCI0_IRQ (IRQ_INTERNAL_BASE + 7) #define BCM_6368_USBD_IRQ (IRQ_INTERNAL_BASE + 8) @@ -1133,6 +1150,7 @@ extern const int *bcm63xx_irqs; [IRQ_ENET0] = BCM_## __cpu ##_ENET0_IRQ, \ [IRQ_ENET1] = BCM_## __cpu ##_ENET1_IRQ, \ [IRQ_ENET_PHY] = BCM_## __cpu ##_ENET_PHY_IRQ, \ + [IRQ_HSSPI] = BCM_## __cpu ##_HSSPI_IRQ, \ [IRQ_OHCI0] = BCM_## __cpu ##_OHCI0_IRQ, \ [IRQ_EHCI0] = BCM_## __cpu ##_EHCI0_IRQ, \ [IRQ_USBD] = BCM_## __cpu ##_USBD_IRQ, \ diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_hsspi.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_hsspi.h new file mode 100644 index 0000000..1b1acaf --- /dev/null +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_hsspi.h @@ -0,0 +1,8 @@ +#ifndef BCM63XX_DEV_HSSPI_H +#define BCM63XX_DEV_HSSPI_H + +#include <linux/types.h> + +int bcm63xx_hsspi_register(void); + +#endif /* BCM63XX_DEV_HSSPI_H */ diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h index 9875db3..ab427f8 100644 --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h @@ -463,126 +463,6 @@ #define WDT_SOFTRESET_REG 0xc /************************************************************************* - * _REG relative to RSET_UARTx - *************************************************************************/ - -/* UART Control Register */ -#define UART_CTL_REG 0x0 -#define UART_CTL_RXTMOUTCNT_SHIFT 0 -#define UART_CTL_RXTMOUTCNT_MASK (0x1f << UART_CTL_RXTMOUTCNT_SHIFT) -#define UART_CTL_RSTTXDN_SHIFT 5 -#define UART_CTL_RSTTXDN_MASK (1 << UART_CTL_RSTTXDN_SHIFT) -#define UART_CTL_RSTRXFIFO_SHIFT 6 -#define UART_CTL_RSTRXFIFO_MASK (1 << UART_CTL_RSTRXFIFO_SHIFT) -#define UART_CTL_RSTTXFIFO_SHIFT 7 -#define UART_CTL_RSTTXFIFO_MASK (1 << UART_CTL_RSTTXFIFO_SHIFT) -#define UART_CTL_STOPBITS_SHIFT 8 -#define UART_CTL_STOPBITS_MASK (0xf << UART_CTL_STOPBITS_SHIFT) -#define UART_CTL_STOPBITS_1 (0x7 << UART_CTL_STOPBITS_SHIFT) -#define UART_CTL_STOPBITS_2 (0xf << UART_CTL_STOPBITS_SHIFT) -#define UART_CTL_BITSPERSYM_SHIFT 12 -#define UART_CTL_BITSPERSYM_MASK (0x3 << UART_CTL_BITSPERSYM_SHIFT) -#define UART_CTL_XMITBRK_SHIFT 14 -#define UART_CTL_XMITBRK_MASK (1 << UART_CTL_XMITBRK_SHIFT) -#define UART_CTL_RSVD_SHIFT 15 -#define UART_CTL_RSVD_MASK (1 << UART_CTL_RSVD_SHIFT) -#define UART_CTL_RXPAREVEN_SHIFT 16 -#define UART_CTL_RXPAREVEN_MASK (1 << UART_CTL_RXPAREVEN_SHIFT) -#define UART_CTL_RXPAREN_SHIFT 17 -#define UART_CTL_RXPAREN_MASK (1 << UART_CTL_RXPAREN_SHIFT) -#define UART_CTL_TXPAREVEN_SHIFT 18 -#define UART_CTL_TXPAREVEN_MASK (1 << UART_CTL_TXPAREVEN_SHIFT) -#define UART_CTL_TXPAREN_SHIFT 18 -#define UART_CTL_TXPAREN_MASK (1 << UART_CTL_TXPAREN_SHIFT) -#define UART_CTL_LOOPBACK_SHIFT 20 -#define UART_CTL_LOOPBACK_MASK (1 << UART_CTL_LOOPBACK_SHIFT) -#define UART_CTL_RXEN_SHIFT 21 -#define UART_CTL_RXEN_MASK (1 << UART_CTL_RXEN_SHIFT) -#define UART_CTL_TXEN_SHIFT 22 -#define UART_CTL_TXEN_MASK (1 << UART_CTL_TXEN_SHIFT) -#define UART_CTL_BRGEN_SHIFT 23 -#define UART_CTL_BRGEN_MASK (1 << UART_CTL_BRGEN_SHIFT) - -/* UART Baudword register */ -#define UART_BAUD_REG 0x4 - -/* UART Misc Control register */ -#define UART_MCTL_REG 0x8 -#define UART_MCTL_DTR_SHIFT 0 -#define UART_MCTL_DTR_MASK (1 << UART_MCTL_DTR_SHIFT) -#define UART_MCTL_RTS_SHIFT 1 -#define UART_MCTL_RTS_MASK (1 << UART_MCTL_RTS_SHIFT) -#define UART_MCTL_RXFIFOTHRESH_SHIFT 8 -#define UART_MCTL_RXFIFOTHRESH_MASK (0xf << UART_MCTL_RXFIFOTHRESH_SHIFT) -#define UART_MCTL_TXFIFOTHRESH_SHIFT 12 -#define UART_MCTL_TXFIFOTHRESH_MASK (0xf << UART_MCTL_TXFIFOTHRESH_SHIFT) -#define UART_MCTL_RXFIFOFILL_SHIFT 16 -#define UART_MCTL_RXFIFOFILL_MASK (0x1f << UART_MCTL_RXFIFOFILL_SHIFT) -#define UART_MCTL_TXFIFOFILL_SHIFT 24 -#define UART_MCTL_TXFIFOFILL_MASK (0x1f << UART_MCTL_TXFIFOFILL_SHIFT) - -/* UART External Input Configuration register */ -#define UART_EXTINP_REG 0xc -#define UART_EXTINP_RI_SHIFT 0 -#define UART_EXTINP_RI_MASK (1 << UART_EXTINP_RI_SHIFT) -#define UART_EXTINP_CTS_SHIFT 1 -#define UART_EXTINP_CTS_MASK (1 << UART_EXTINP_CTS_SHIFT) -#define UART_EXTINP_DCD_SHIFT 2 -#define UART_EXTINP_DCD_MASK (1 << UART_EXTINP_DCD_SHIFT) -#define UART_EXTINP_DSR_SHIFT 3 -#define UART_EXTINP_DSR_MASK (1 << UART_EXTINP_DSR_SHIFT) -#define UART_EXTINP_IRSTAT(x) (1 << (x + 4)) -#define UART_EXTINP_IRMASK(x) (1 << (x + 8)) -#define UART_EXTINP_IR_RI 0 -#define UART_EXTINP_IR_CTS 1 -#define UART_EXTINP_IR_DCD 2 -#define UART_EXTINP_IR_DSR 3 -#define UART_EXTINP_RI_NOSENSE_SHIFT 16 -#define UART_EXTINP_RI_NOSENSE_MASK (1 << UART_EXTINP_RI_NOSENSE_SHIFT) -#define UART_EXTINP_CTS_NOSENSE_SHIFT 17 -#define UART_EXTINP_CTS_NOSENSE_MASK (1 << UART_EXTINP_CTS_NOSENSE_SHIFT) -#define UART_EXTINP_DCD_NOSENSE_SHIFT 18 -#define UART_EXTINP_DCD_NOSENSE_MASK (1 << UART_EXTINP_DCD_NOSENSE_SHIFT) -#define UART_EXTINP_DSR_NOSENSE_SHIFT 19 -#define UART_EXTINP_DSR_NOSENSE_MASK (1 << UART_EXTINP_DSR_NOSENSE_SHIFT) - -/* UART Interrupt register */ -#define UART_IR_REG 0x10 -#define UART_IR_MASK(x) (1 << (x + 16)) -#define UART_IR_STAT(x) (1 << (x)) -#define UART_IR_EXTIP 0 -#define UART_IR_TXUNDER 1 -#define UART_IR_TXOVER 2 -#define UART_IR_TXTRESH 3 -#define UART_IR_TXRDLATCH 4 -#define UART_IR_TXEMPTY 5 -#define UART_IR_RXUNDER 6 -#define UART_IR_RXOVER 7 -#define UART_IR_RXTIMEOUT 8 -#define UART_IR_RXFULL 9 -#define UART_IR_RXTHRESH 10 -#define UART_IR_RXNOTEMPTY 11 -#define UART_IR_RXFRAMEERR 12 -#define UART_IR_RXPARERR 13 -#define UART_IR_RXBRK 14 -#define UART_IR_TXDONE 15 - -/* UART Fifo register */ -#define UART_FIFO_REG 0x14 -#define UART_FIFO_VALID_SHIFT 0 -#define UART_FIFO_VALID_MASK 0xff -#define UART_FIFO_FRAMEERR_SHIFT 8 -#define UART_FIFO_FRAMEERR_MASK (1 << UART_FIFO_FRAMEERR_SHIFT) -#define UART_FIFO_PARERR_SHIFT 9 -#define UART_FIFO_PARERR_MASK (1 << UART_FIFO_PARERR_SHIFT) -#define UART_FIFO_BRKDET_SHIFT 10 -#define UART_FIFO_BRKDET_MASK (1 << UART_FIFO_BRKDET_SHIFT) -#define UART_FIFO_ANYERR_MASK (UART_FIFO_FRAMEERR_MASK | \ - UART_FIFO_PARERR_MASK | \ - UART_FIFO_BRKDET_MASK) - - -/************************************************************************* * _REG relative to RSET_GPIO *************************************************************************/ diff --git a/arch/mips/include/asm/mach-generic/dma-coherence.h b/arch/mips/include/asm/mach-generic/dma-coherence.h index a9e8f6b..7629c35 100644 --- a/arch/mips/include/asm/mach-generic/dma-coherence.h +++ b/arch/mips/include/asm/mach-generic/dma-coherence.h @@ -49,11 +49,7 @@ static inline int plat_dma_supported(struct device *dev, u64 mask) static inline int plat_device_is_coherent(struct device *dev) { -#ifdef CONFIG_DMA_COHERENT - return 1; -#else return coherentio; -#endif } #ifdef CONFIG_SWIOTLB diff --git a/arch/mips/include/asm/mach-generic/floppy.h b/arch/mips/include/asm/mach-generic/floppy.h index 5b5cd68..e2561d9 100644 --- a/arch/mips/include/asm/mach-generic/floppy.h +++ b/arch/mips/include/asm/mach-generic/floppy.h @@ -9,7 +9,6 @@ #define __ASM_MACH_GENERIC_FLOPPY_H #include <linux/delay.h> -#include <linux/init.h> #include <linux/ioport.h> #include <linux/sched.h> #include <linux/linkage.h> diff --git a/arch/mips/include/asm/mach-generic/ide.h b/arch/mips/include/asm/mach-generic/ide.h index affa66f..4ae5fbc 100644 --- a/arch/mips/include/asm/mach-generic/ide.h +++ b/arch/mips/include/asm/mach-generic/ide.h @@ -23,7 +23,7 @@ static inline void __ide_flush_prologue(void) { #ifdef CONFIG_SMP - if (cpu_has_dc_aliases) + if (cpu_has_dc_aliases || !cpu_has_ic_fills_f_dc) preempt_disable(); #endif } @@ -31,14 +31,14 @@ static inline void __ide_flush_prologue(void) static inline void __ide_flush_epilogue(void) { #ifdef CONFIG_SMP - if (cpu_has_dc_aliases) + if (cpu_has_dc_aliases || !cpu_has_ic_fills_f_dc) preempt_enable(); #endif } static inline void __ide_flush_dcache_range(unsigned long addr, unsigned long size) { - if (cpu_has_dc_aliases) { + if (cpu_has_dc_aliases || !cpu_has_ic_fills_f_dc) { unsigned long end = addr + size; while (addr < end) { diff --git a/arch/mips/include/asm/mach-jazz/floppy.h b/arch/mips/include/asm/mach-jazz/floppy.h index 62aa1e2..4b86c88a 100644 --- a/arch/mips/include/asm/mach-jazz/floppy.h +++ b/arch/mips/include/asm/mach-jazz/floppy.h @@ -9,7 +9,6 @@ #define __ASM_MACH_JAZZ_FLOPPY_H #include <linux/delay.h> -#include <linux/init.h> #include <linux/linkage.h> #include <linux/types.h> #include <linux/mm.h> diff --git a/arch/mips/include/asm/mach-jz4740/platform.h b/arch/mips/include/asm/mach-jz4740/platform.h index 05988c2..069b43a 100644 --- a/arch/mips/include/asm/mach-jz4740/platform.h +++ b/arch/mips/include/asm/mach-jz4740/platform.h @@ -21,6 +21,7 @@ extern struct platform_device jz4740_usb_ohci_device; extern struct platform_device jz4740_udc_device; +extern struct platform_device jz4740_udc_xceiv_device; extern struct platform_device jz4740_mmc_device; extern struct platform_device jz4740_rtc_device; extern struct platform_device jz4740_i2c_device; diff --git a/arch/mips/include/asm/mach-netlogic/irq.h b/arch/mips/include/asm/mach-netlogic/irq.h index 868ed8a..c0dbd53 100644 --- a/arch/mips/include/asm/mach-netlogic/irq.h +++ b/arch/mips/include/asm/mach-netlogic/irq.h @@ -9,7 +9,8 @@ #define __ASM_NETLOGIC_IRQ_H #include <asm/mach-netlogic/multi-node.h> -#define NR_IRQS (64 * NLM_NR_NODES) +#define NLM_IRQS_PER_NODE 1024 +#define NR_IRQS (NLM_IRQS_PER_NODE * NLM_NR_NODES) #define MIPS_CPU_IRQ_BASE 0 diff --git a/arch/mips/include/asm/mach-netlogic/multi-node.h b/arch/mips/include/asm/mach-netlogic/multi-node.h index d62fc77..9ed8dac 100644 --- a/arch/mips/include/asm/mach-netlogic/multi-node.h +++ b/arch/mips/include/asm/mach-netlogic/multi-node.h @@ -47,8 +47,37 @@ #endif #endif -#define NLM_CORES_PER_NODE 8 #define NLM_THREADS_PER_CORE 4 -#define NLM_CPUS_PER_NODE (NLM_CORES_PER_NODE * NLM_THREADS_PER_CORE) +#ifdef CONFIG_CPU_XLR +#define nlm_cores_per_node() 8 +#else +extern unsigned int xlp_cores_per_node; +#define nlm_cores_per_node() xlp_cores_per_node +#endif + +#define nlm_threads_per_node() (nlm_cores_per_node() * NLM_THREADS_PER_CORE) +#define nlm_cpuid_to_node(c) ((c) / nlm_threads_per_node()) + +struct nlm_soc_info { + unsigned long coremask; /* cores enabled on the soc */ + unsigned long ebase; /* not used now */ + uint64_t irqmask; /* EIMR for the node */ + uint64_t sysbase; /* only for XLP - sys block base */ + uint64_t picbase; /* PIC block base */ + spinlock_t piclock; /* lock for PIC access */ + cpumask_t cpumask; /* logical cpu mask for node */ + unsigned int socbus; +}; + +extern struct nlm_soc_info nlm_nodes[NLM_NR_NODES]; +#define nlm_get_node(i) (&nlm_nodes[i]) +#define nlm_node_present(n) ((n) >= 0 && (n) < NLM_NR_NODES && \ + nlm_get_node(n)->coremask != 0) +#ifdef CONFIG_CPU_XLR +#define nlm_current_node() (&nlm_nodes[0]) +#else +#define nlm_current_node() (&nlm_nodes[nlm_nodeid()]) +#endif +void nlm_node_init(int node); #endif diff --git a/arch/mips/include/asm/mach-netlogic/topology.h b/arch/mips/include/asm/mach-netlogic/topology.h new file mode 100644 index 0000000..0da99fa --- /dev/null +++ b/arch/mips/include/asm/mach-netlogic/topology.h @@ -0,0 +1,20 @@ +/* + * 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) 2013 Broadcom Corporation + */ +#ifndef _ASM_MACH_NETLOGIC_TOPOLOGY_H +#define _ASM_MACH_NETLOGIC_TOPOLOGY_H + +#include <asm/mach-netlogic/multi-node.h> + +#define topology_physical_package_id(cpu) cpu_to_node(cpu) +#define topology_core_id(cpu) (cpu_logical_map(cpu) / NLM_THREADS_PER_CORE) +#define topology_thread_cpumask(cpu) (&cpu_sibling_map[cpu]) +#define topology_core_cpumask(cpu) cpumask_of_node(cpu_to_node(cpu)) + +#include <asm-generic/topology.h> + +#endif /* _ASM_MACH_NETLOGIC_TOPOLOGY_H */ diff --git a/arch/mips/include/asm/mips-boards/piix4.h b/arch/mips/include/asm/mips-boards/piix4.h index e332279..836e2ed 100644 --- a/arch/mips/include/asm/mips-boards/piix4.h +++ b/arch/mips/include/asm/mips-boards/piix4.h @@ -26,6 +26,10 @@ #define PIIX4_FUNC0_PIRQRC_IRQ_ROUTING_DISABLE (1 << 7) #define PIIX4_FUNC0_PIRQRC_IRQ_ROUTING_MASK 0xf #define PIIX4_FUNC0_PIRQRC_IRQ_ROUTING_MAX 16 +/* SERIRQ Control */ +#define PIIX4_FUNC0_SERIRQC 0x64 +#define PIIX4_FUNC0_SERIRQC_EN (1 << 7) +#define PIIX4_FUNC0_SERIRQC_CONT (1 << 6) /* Top Of Memory */ #define PIIX4_FUNC0_TOM 0x69 #define PIIX4_FUNC0_TOM_TOP_OF_MEMORY_MASK 0xf0 @@ -34,6 +38,9 @@ #define PIIX4_FUNC0_DLC_USBPR_EN (1 << 2) #define PIIX4_FUNC0_DLC_PASSIVE_RELEASE_EN (1 << 1) #define PIIX4_FUNC0_DLC_DELAYED_TRANSACTION_EN (1 << 0) +/* General Configuration */ +#define PIIX4_FUNC0_GENCFG 0xb0 +#define PIIX4_FUNC0_GENCFG_SERIRQ (1 << 16) /* IDE Timing */ #define PIIX4_FUNC1_IDETIM_PRIMARY_LO 0x40 diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h index e033141..bbc3dd4 100644 --- a/arch/mips/include/asm/mipsregs.h +++ b/arch/mips/include/asm/mipsregs.h @@ -14,6 +14,7 @@ #define _ASM_MIPSREGS_H #include <linux/linkage.h> +#include <linux/types.h> #include <asm/hazards.h> #include <asm/war.h> @@ -573,7 +574,9 @@ #define MIPS_CONF1_IA (_ULCAST_(7) << 16) #define MIPS_CONF1_IL (_ULCAST_(7) << 19) #define MIPS_CONF1_IS (_ULCAST_(7) << 22) -#define MIPS_CONF1_TLBS (_ULCAST_(63)<< 25) +#define MIPS_CONF1_TLBS_SHIFT (25) +#define MIPS_CONF1_TLBS_SIZE (6) +#define MIPS_CONF1_TLBS (_ULCAST_(63) << MIPS_CONF1_TLBS_SHIFT) #define MIPS_CONF2_SA (_ULCAST_(15)<< 0) #define MIPS_CONF2_SL (_ULCAST_(15)<< 4) @@ -587,21 +590,53 @@ #define MIPS_CONF3_TL (_ULCAST_(1) << 0) #define MIPS_CONF3_SM (_ULCAST_(1) << 1) #define MIPS_CONF3_MT (_ULCAST_(1) << 2) +#define MIPS_CONF3_CDMM (_ULCAST_(1) << 3) #define MIPS_CONF3_SP (_ULCAST_(1) << 4) #define MIPS_CONF3_VINT (_ULCAST_(1) << 5) #define MIPS_CONF3_VEIC (_ULCAST_(1) << 6) #define MIPS_CONF3_LPA (_ULCAST_(1) << 7) +#define MIPS_CONF3_ITL (_ULCAST_(1) << 8) +#define MIPS_CONF3_CTXTC (_ULCAST_(1) << 9) #define MIPS_CONF3_DSP (_ULCAST_(1) << 10) #define MIPS_CONF3_DSP2P (_ULCAST_(1) << 11) #define MIPS_CONF3_RXI (_ULCAST_(1) << 12) #define MIPS_CONF3_ULRI (_ULCAST_(1) << 13) #define MIPS_CONF3_ISA (_ULCAST_(3) << 14) #define MIPS_CONF3_ISA_OE (_ULCAST_(1) << 16) +#define MIPS_CONF3_MCU (_ULCAST_(1) << 17) +#define MIPS_CONF3_MMAR (_ULCAST_(7) << 18) +#define MIPS_CONF3_IPLW (_ULCAST_(3) << 21) #define MIPS_CONF3_VZ (_ULCAST_(1) << 23) - +#define MIPS_CONF3_PW (_ULCAST_(1) << 24) +#define MIPS_CONF3_SC (_ULCAST_(1) << 25) +#define MIPS_CONF3_BI (_ULCAST_(1) << 26) +#define MIPS_CONF3_BP (_ULCAST_(1) << 27) +#define MIPS_CONF3_MSA (_ULCAST_(1) << 28) +#define MIPS_CONF3_CMGCR (_ULCAST_(1) << 29) +#define MIPS_CONF3_BPG (_ULCAST_(1) << 30) + +#define MIPS_CONF4_MMUSIZEEXT_SHIFT (0) #define MIPS_CONF4_MMUSIZEEXT (_ULCAST_(255) << 0) +#define MIPS_CONF4_FTLBSETS_SHIFT (0) +#define MIPS_CONF4_FTLBSETS_SHIFT (0) +#define MIPS_CONF4_FTLBSETS (_ULCAST_(15) << MIPS_CONF4_FTLBSETS_SHIFT) +#define MIPS_CONF4_FTLBWAYS_SHIFT (4) +#define MIPS_CONF4_FTLBWAYS (_ULCAST_(15) << MIPS_CONF4_FTLBWAYS_SHIFT) +#define MIPS_CONF4_FTLBPAGESIZE_SHIFT (8) +/* bits 10:8 in FTLB-only configurations */ +#define MIPS_CONF4_FTLBPAGESIZE (_ULCAST_(7) << MIPS_CONF4_FTLBPAGESIZE_SHIFT) +/* bits 12:8 in VTLB-FTLB only configurations */ +#define MIPS_CONF4_VFTLBPAGESIZE (_ULCAST_(31) << MIPS_CONF4_FTLBPAGESIZE_SHIFT) #define MIPS_CONF4_MMUEXTDEF (_ULCAST_(3) << 14) #define MIPS_CONF4_MMUEXTDEF_MMUSIZEEXT (_ULCAST_(1) << 14) +#define MIPS_CONF4_MMUEXTDEF_FTLBSIZEEXT (_ULCAST_(2) << 14) +#define MIPS_CONF4_MMUEXTDEF_VTLBSIZEEXT (_ULCAST_(3) << 14) +#define MIPS_CONF4_KSCREXIST (_ULCAST_(255) << 16) +#define MIPS_CONF4_VTLBSIZEEXT_SHIFT (24) +#define MIPS_CONF4_VTLBSIZEEXT (_ULCAST_(15) << MIPS_CONF4_VTLBSIZEEXT_SHIFT) +#define MIPS_CONF4_AE (_ULCAST_(1) << 28) +#define MIPS_CONF4_IE (_ULCAST_(3) << 29) +#define MIPS_CONF4_TLBINV (_ULCAST_(2) << 29) #define MIPS_CONF5_NF (_ULCAST_(1) << 0) #define MIPS_CONF5_UFR (_ULCAST_(1) << 2) @@ -611,11 +646,15 @@ #define MIPS_CONF5_K (_ULCAST_(1) << 30) #define MIPS_CONF6_SYND (_ULCAST_(1) << 13) +/* proAptiv FTLB on/off bit */ +#define MIPS_CONF6_FTLBEN (_ULCAST_(1) << 15) #define MIPS_CONF7_WII (_ULCAST_(1) << 31) #define MIPS_CONF7_RPS (_ULCAST_(1) << 2) +/* EntryHI bit definition */ +#define MIPS_ENTRYHI_EHINV (_ULCAST_(1) << 10) /* * Bits in the MIPS32/64 coprocessor 1 (FPU) revision register. @@ -628,6 +667,26 @@ #define MIPS_FPIR_L (_ULCAST_(1) << 21) #define MIPS_FPIR_F64 (_ULCAST_(1) << 22) +/* + * Bits in the MIPS32 Memory Segmentation registers. + */ +#define MIPS_SEGCFG_PA_SHIFT 9 +#define MIPS_SEGCFG_PA (_ULCAST_(127) << MIPS_SEGCFG_PA_SHIFT) +#define MIPS_SEGCFG_AM_SHIFT 4 +#define MIPS_SEGCFG_AM (_ULCAST_(7) << MIPS_SEGCFG_AM_SHIFT) +#define MIPS_SEGCFG_EU_SHIFT 3 +#define MIPS_SEGCFG_EU (_ULCAST_(1) << MIPS_SEGCFG_EU_SHIFT) +#define MIPS_SEGCFG_C_SHIFT 0 +#define MIPS_SEGCFG_C (_ULCAST_(7) << MIPS_SEGCFG_C_SHIFT) + +#define MIPS_SEGCFG_UUSK _ULCAST_(7) +#define MIPS_SEGCFG_USK _ULCAST_(5) +#define MIPS_SEGCFG_MUSUK _ULCAST_(4) +#define MIPS_SEGCFG_MUSK _ULCAST_(3) +#define MIPS_SEGCFG_MSK _ULCAST_(2) +#define MIPS_SEGCFG_MK _ULCAST_(1) +#define MIPS_SEGCFG_UK _ULCAST_(0) + #ifndef __ASSEMBLY__ /* @@ -649,6 +708,19 @@ static inline int mm_insn_16bit(u16 insn) } /* + * TLB Invalidate Flush + */ +static inline void tlbinvf(void) +{ + __asm__ __volatile__( + ".set push\n\t" + ".set noreorder\n\t" + ".word 0x42000004\n\t" /* tlbinvf */ + ".set pop"); +} + + +/* * Functions to access the R10000 performance counters. These are basically * mfc0 and mtc0 instructions from and to coprocessor register with a 5-bit * performance counter number encoded into bits 1 ... 5 of the instruction. @@ -1102,6 +1174,15 @@ do { \ #define read_c0_ebase() __read_32bit_c0_register($15, 1) #define write_c0_ebase(val) __write_32bit_c0_register($15, 1, val) +/* MIPSR3 */ +#define read_c0_segctl0() __read_32bit_c0_register($5, 2) +#define write_c0_segctl0(val) __write_32bit_c0_register($5, 2, val) + +#define read_c0_segctl1() __read_32bit_c0_register($5, 3) +#define write_c0_segctl1(val) __write_32bit_c0_register($5, 3, val) + +#define read_c0_segctl2() __read_32bit_c0_register($5, 4) +#define write_c0_segctl2(val) __write_32bit_c0_register($5, 4, val) /* Cavium OCTEON (cnMIPS) */ #define read_c0_cvmcount() __read_ulong_c0_register($9, 6) diff --git a/arch/mips/include/asm/netlogic/common.h b/arch/mips/include/asm/netlogic/common.h index bb68c33..c281f03 100644 --- a/arch/mips/include/asm/netlogic/common.h +++ b/arch/mips/include/asm/netlogic/common.h @@ -84,7 +84,6 @@ nlm_set_nmi_handler(void *handler) */ void nlm_init_boot_cpu(void); unsigned int nlm_get_cpu_frequency(void); -void nlm_node_init(int node); extern struct plat_smp_ops nlm_smp_ops; extern char nlm_reset_entry[], nlm_reset_entry_end[]; @@ -94,26 +93,16 @@ extern struct dma_map_ops nlm_swiotlb_dma_ops; extern unsigned int nlm_threads_per_core; extern cpumask_t nlm_cpumask; -struct nlm_soc_info { - unsigned long coremask; /* cores enabled on the soc */ - unsigned long ebase; - uint64_t irqmask; - uint64_t sysbase; /* only for XLP */ - uint64_t picbase; - spinlock_t piclock; -}; - -#define nlm_get_node(i) (&nlm_nodes[i]) -#ifdef CONFIG_CPU_XLR -#define nlm_current_node() (&nlm_nodes[0]) -#else -#define nlm_current_node() (&nlm_nodes[nlm_nodeid()]) -#endif - struct irq_data; uint64_t nlm_pci_irqmask(int node); +void nlm_setup_pic_irq(int node, int picirq, int irq, int irt); void nlm_set_pic_extra_ack(int node, int irq, void (*xack)(struct irq_data *)); +#ifdef CONFIG_PCI_MSI +void nlm_dispatch_msi(int node, int lirq); +void nlm_dispatch_msix(int node, int msixirq); +#endif + /* * The NR_IRQs is divided between nodes, each of them has a separate irq space */ @@ -122,7 +111,6 @@ static inline int nlm_irq_to_xirq(int node, int irq) return node * NR_IRQS / NLM_NR_NODES + irq; } -extern struct nlm_soc_info nlm_nodes[NLM_NR_NODES]; extern int nlm_cpu_ready[]; #endif #endif /* _NETLOGIC_COMMON_H_ */ diff --git a/arch/mips/include/asm/netlogic/mips-extns.h b/arch/mips/include/asm/netlogic/mips-extns.h index f299d31..de9aada 100644 --- a/arch/mips/include/asm/netlogic/mips-extns.h +++ b/arch/mips/include/asm/netlogic/mips-extns.h @@ -146,7 +146,12 @@ static inline int hard_smp_processor_id(void) static inline int nlm_nodeid(void) { - return (__read_32bit_c0_register($15, 1) >> 5) & 0x3; + uint32_t prid = read_c0_prid(); + + if ((prid & 0xff00) == PRID_IMP_NETLOGIC_XLP9XX) + return (__read_32bit_c0_register($15, 1) >> 7) & 0x7; + else + return (__read_32bit_c0_register($15, 1) >> 5) & 0x3; } static inline unsigned int nlm_core_id(void) diff --git a/arch/mips/include/asm/netlogic/xlp-hal/bridge.h b/arch/mips/include/asm/netlogic/xlp-hal/bridge.h index 4e8eacb..3067f98 100644 --- a/arch/mips/include/asm/netlogic/xlp-hal/bridge.h +++ b/arch/mips/include/asm/netlogic/xlp-hal/bridge.h @@ -69,44 +69,9 @@ #define BRIDGE_FLASH_LIMIT3 0x13 #define BRIDGE_DRAM_BAR(i) (0x14 + (i)) -#define BRIDGE_DRAM_BAR0 0x14 -#define BRIDGE_DRAM_BAR1 0x15 -#define BRIDGE_DRAM_BAR2 0x16 -#define BRIDGE_DRAM_BAR3 0x17 -#define BRIDGE_DRAM_BAR4 0x18 -#define BRIDGE_DRAM_BAR5 0x19 -#define BRIDGE_DRAM_BAR6 0x1a -#define BRIDGE_DRAM_BAR7 0x1b - #define BRIDGE_DRAM_LIMIT(i) (0x1c + (i)) -#define BRIDGE_DRAM_LIMIT0 0x1c -#define BRIDGE_DRAM_LIMIT1 0x1d -#define BRIDGE_DRAM_LIMIT2 0x1e -#define BRIDGE_DRAM_LIMIT3 0x1f -#define BRIDGE_DRAM_LIMIT4 0x20 -#define BRIDGE_DRAM_LIMIT5 0x21 -#define BRIDGE_DRAM_LIMIT6 0x22 -#define BRIDGE_DRAM_LIMIT7 0x23 - #define BRIDGE_DRAM_NODE_TRANSLN(i) (0x24 + (i)) -#define BRIDGE_DRAM_NODE_TRANSLN0 0x24 -#define BRIDGE_DRAM_NODE_TRANSLN1 0x25 -#define BRIDGE_DRAM_NODE_TRANSLN2 0x26 -#define BRIDGE_DRAM_NODE_TRANSLN3 0x27 -#define BRIDGE_DRAM_NODE_TRANSLN4 0x28 -#define BRIDGE_DRAM_NODE_TRANSLN5 0x29 -#define BRIDGE_DRAM_NODE_TRANSLN6 0x2a -#define BRIDGE_DRAM_NODE_TRANSLN7 0x2b - #define BRIDGE_DRAM_CHNL_TRANSLN(i) (0x2c + (i)) -#define BRIDGE_DRAM_CHNL_TRANSLN0 0x2c -#define BRIDGE_DRAM_CHNL_TRANSLN1 0x2d -#define BRIDGE_DRAM_CHNL_TRANSLN2 0x2e -#define BRIDGE_DRAM_CHNL_TRANSLN3 0x2f -#define BRIDGE_DRAM_CHNL_TRANSLN4 0x30 -#define BRIDGE_DRAM_CHNL_TRANSLN5 0x31 -#define BRIDGE_DRAM_CHNL_TRANSLN6 0x32 -#define BRIDGE_DRAM_CHNL_TRANSLN7 0x33 #define BRIDGE_PCIEMEM_BASE0 0x34 #define BRIDGE_PCIEMEM_BASE1 0x35 @@ -178,12 +143,42 @@ #define BRIDGE_GIO_WEIGHT 0x2cb #define BRIDGE_FLASH_WEIGHT 0x2cc +/* FIXME verify */ +#define BRIDGE_9XX_FLASH_BAR(i) (0x11 + (i)) +#define BRIDGE_9XX_FLASH_BAR_LIMIT(i) (0x15 + (i)) + +#define BRIDGE_9XX_DRAM_BAR(i) (0x19 + (i)) +#define BRIDGE_9XX_DRAM_LIMIT(i) (0x29 + (i)) +#define BRIDGE_9XX_DRAM_NODE_TRANSLN(i) (0x39 + (i)) +#define BRIDGE_9XX_DRAM_CHNL_TRANSLN(i) (0x49 + (i)) + +#define BRIDGE_9XX_ADDRESS_ERROR0 0x9d +#define BRIDGE_9XX_ADDRESS_ERROR1 0x9e +#define BRIDGE_9XX_ADDRESS_ERROR2 0x9f + +#define BRIDGE_9XX_PCIEMEM_BASE0 0x59 +#define BRIDGE_9XX_PCIEMEM_BASE1 0x5a +#define BRIDGE_9XX_PCIEMEM_BASE2 0x5b +#define BRIDGE_9XX_PCIEMEM_BASE3 0x5c +#define BRIDGE_9XX_PCIEMEM_LIMIT0 0x5d +#define BRIDGE_9XX_PCIEMEM_LIMIT1 0x5e +#define BRIDGE_9XX_PCIEMEM_LIMIT2 0x5f +#define BRIDGE_9XX_PCIEMEM_LIMIT3 0x60 +#define BRIDGE_9XX_PCIEIO_BASE0 0x61 +#define BRIDGE_9XX_PCIEIO_BASE1 0x62 +#define BRIDGE_9XX_PCIEIO_BASE2 0x63 +#define BRIDGE_9XX_PCIEIO_BASE3 0x64 +#define BRIDGE_9XX_PCIEIO_LIMIT0 0x65 +#define BRIDGE_9XX_PCIEIO_LIMIT1 0x66 +#define BRIDGE_9XX_PCIEIO_LIMIT2 0x67 +#define BRIDGE_9XX_PCIEIO_LIMIT3 0x68 + #ifndef __ASSEMBLY__ #define nlm_read_bridge_reg(b, r) nlm_read_reg(b, r) #define nlm_write_bridge_reg(b, r, v) nlm_write_reg(b, r, v) -#define nlm_get_bridge_pcibase(node) \ - nlm_pcicfg_base(XLP_IO_BRIDGE_OFFSET(node)) +#define nlm_get_bridge_pcibase(node) nlm_pcicfg_base(cpu_is_xlp9xx() ? \ + XLP9XX_IO_BRIDGE_OFFSET(node) : XLP_IO_BRIDGE_OFFSET(node)) #define nlm_get_bridge_regbase(node) \ (nlm_get_bridge_pcibase(node) + XLP_IO_PCI_HDRSZ) diff --git a/arch/mips/include/asm/netlogic/xlp-hal/iomap.h b/arch/mips/include/asm/netlogic/xlp-hal/iomap.h index 55eee77..1f23dfa 100644 --- a/arch/mips/include/asm/netlogic/xlp-hal/iomap.h +++ b/arch/mips/include/asm/netlogic/xlp-hal/iomap.h @@ -48,8 +48,10 @@ #define XLP_IO_SIZE (64 << 20) /* ECFG space size */ #define XLP_IO_PCI_HDRSZ 0x100 #define XLP_IO_DEV(node, dev) ((dev) + (node) * 8) -#define XLP_HDR_OFFSET(node, bus, dev, fn) (((bus) << 20) | \ - ((XLP_IO_DEV(node, dev)) << 15) | ((fn) << 12)) +#define XLP_IO_PCI_OFFSET(b, d, f) (((b) << 20) | ((d) << 15) | ((f) << 12)) + +#define XLP_HDR_OFFSET(node, bus, dev, fn) \ + XLP_IO_PCI_OFFSET(bus, XLP_IO_DEV(node, dev), fn) #define XLP_IO_BRIDGE_OFFSET(node) XLP_HDR_OFFSET(node, 0, 0, 0) /* coherent inter chip */ @@ -109,6 +111,36 @@ #define XLP_IO_MMC_OFFSET(node, slot) \ ((XLP_IO_SD_OFFSET(node))+(slot*0x100)+XLP_IO_PCI_HDRSZ) +/* Things have changed drastically in XLP 9XX */ +#define XLP9XX_HDR_OFFSET(n, d, f) \ + XLP_IO_PCI_OFFSET(xlp9xx_get_socbus(n), d, f) + +#define XLP9XX_IO_BRIDGE_OFFSET(node) XLP_IO_PCI_OFFSET(0, 0, node) +#define XLP9XX_IO_PIC_OFFSET(node) XLP9XX_HDR_OFFSET(node, 2, 0) +#define XLP9XX_IO_UART_OFFSET(node) XLP9XX_HDR_OFFSET(node, 2, 2) +#define XLP9XX_IO_SYS_OFFSET(node) XLP9XX_HDR_OFFSET(node, 6, 0) +#define XLP9XX_IO_FUSE_OFFSET(node) XLP9XX_HDR_OFFSET(node, 6, 1) +#define XLP9XX_IO_JTAG_OFFSET(node) XLP9XX_HDR_OFFSET(node, 6, 4) + +#define XLP9XX_IO_PCIE_OFFSET(node, i) XLP9XX_HDR_OFFSET(node, 1, i) +#define XLP9XX_IO_PCIE0_OFFSET(node) XLP9XX_HDR_OFFSET(node, 1, 0) +#define XLP9XX_IO_PCIE2_OFFSET(node) XLP9XX_HDR_OFFSET(node, 1, 2) +#define XLP9XX_IO_PCIE3_OFFSET(node) XLP9XX_HDR_OFFSET(node, 1, 3) + +/* XLP9xx USB block */ +#define XLP9XX_IO_USB_OFFSET(node, i) XLP9XX_HDR_OFFSET(node, 4, i) +#define XLP9XX_IO_USB_XHCI0_OFFSET(node) XLP9XX_HDR_OFFSET(node, 4, 1) +#define XLP9XX_IO_USB_XHCI1_OFFSET(node) XLP9XX_HDR_OFFSET(node, 4, 2) + +/* XLP9XX on-chip SATA controller */ +#define XLP9XX_IO_SATA_OFFSET(node) XLP9XX_HDR_OFFSET(node, 3, 2) + +#define XLP9XX_IO_NOR_OFFSET(node) XLP9XX_HDR_OFFSET(node, 7, 0) +#define XLP9XX_IO_NAND_OFFSET(node) XLP9XX_HDR_OFFSET(node, 7, 1) +#define XLP9XX_IO_SPI_OFFSET(node) XLP9XX_HDR_OFFSET(node, 7, 2) +/* SD flash */ +#define XLP9XX_IO_MMCSD_OFFSET(node) XLP9XX_HDR_OFFSET(node, 7, 3) + /* PCI config header register id's */ #define XLP_PCI_CFGREG0 0x00 #define XLP_PCI_CFGREG1 0x01 @@ -156,11 +188,23 @@ #define PCI_DEVICE_ID_NLM_MMC 0x1018 #define PCI_DEVICE_ID_NLM_XHCI 0x101d +#define PCI_DEVICE_ID_XLP9XX_SATA 0x901A +#define PCI_DEVICE_ID_XLP9XX_XHCI 0x901D + #ifndef __ASSEMBLY__ #define nlm_read_pci_reg(b, r) nlm_read_reg(b, r) #define nlm_write_pci_reg(b, r, v) nlm_write_reg(b, r, v) +static inline int xlp9xx_get_socbus(int node) +{ + uint64_t socbridge; + + if (node == 0) + return 1; + socbridge = nlm_pcicfg_base(XLP9XX_IO_BRIDGE_OFFSET(node)); + return (nlm_read_pci_reg(socbridge, 0x6) >> 8) & 0xff; +} #endif /* !__ASSEMBLY */ #endif /* __NLM_HAL_IOMAP_H__ */ diff --git a/arch/mips/include/asm/netlogic/xlp-hal/pcibus.h b/arch/mips/include/asm/netlogic/xlp-hal/pcibus.h index b559cb9..d4deb87 100644 --- a/arch/mips/include/asm/netlogic/xlp-hal/pcibus.h +++ b/arch/mips/include/asm/netlogic/xlp-hal/pcibus.h @@ -52,25 +52,48 @@ #define PCIE_BYTE_SWAP_MEM_LIM 0x248 #define PCIE_BYTE_SWAP_IO_BASE 0x249 #define PCIE_BYTE_SWAP_IO_LIM 0x24A + +#define PCIE_BRIDGE_MSIX_ADDR_BASE 0x24F +#define PCIE_BRIDGE_MSIX_ADDR_LIMIT 0x250 #define PCIE_MSI_STATUS 0x25A #define PCIE_MSI_EN 0x25B +#define PCIE_MSIX_STATUS 0x25D +#define PCIE_INT_STATUS0 0x25F +#define PCIE_INT_STATUS1 0x260 #define PCIE_INT_EN0 0x261 +#define PCIE_INT_EN1 0x262 -/* PCIE_MSI_EN */ -#define PCIE_MSI_VECTOR_INT_EN 0xFFFFFFFF +/* XLP9XX has basic changes */ +#define PCIE_9XX_BYTE_SWAP_MEM_BASE 0x25c +#define PCIE_9XX_BYTE_SWAP_MEM_LIM 0x25d +#define PCIE_9XX_BYTE_SWAP_IO_BASE 0x25e +#define PCIE_9XX_BYTE_SWAP_IO_LIM 0x25f -/* PCIE_INT_EN0 */ -#define PCIE_MSI_INT_EN (1 << 9) +/* other */ +#define PCIE_NLINKS 4 +/* MSI addresses */ +#define MSI_ADDR_BASE 0xfffee00000ULL +#define MSI_ADDR_SZ 0x10000 +#define MSI_LINK_ADDR(n, l) (MSI_ADDR_BASE + \ + (PCIE_NLINKS * (n) + (l)) * MSI_ADDR_SZ) +#define MSIX_ADDR_BASE 0xfffef00000ULL +#define MSIX_LINK_ADDR(n, l) (MSIX_ADDR_BASE + \ + (PCIE_NLINKS * (n) + (l)) * MSI_ADDR_SZ) #ifndef __ASSEMBLY__ #define nlm_read_pcie_reg(b, r) nlm_read_reg(b, r) #define nlm_write_pcie_reg(b, r, v) nlm_write_reg(b, r, v) -#define nlm_get_pcie_base(node, inst) \ - nlm_pcicfg_base(XLP_IO_PCIE_OFFSET(node, inst)) -#define nlm_get_pcie_regbase(node, inst) \ - (nlm_get_pcie_base(node, inst) + XLP_IO_PCI_HDRSZ) +#define nlm_get_pcie_base(node, inst) nlm_pcicfg_base(cpu_is_xlp9xx() ? \ + XLP9XX_IO_PCIE_OFFSET(node, inst) : XLP_IO_PCIE_OFFSET(node, inst)) + +#ifdef CONFIG_PCI_MSI +void xlp_init_node_msi_irqs(int node, int link); +#else +static inline void xlp_init_node_msi_irqs(int node, int link) {} +#endif + +struct pci_dev *xlp_get_pcie_link(const struct pci_dev *dev); -int xlp_pcie_link_irt(int link); #endif #endif /* __NLM_HAL_PCIBUS_H__ */ diff --git a/arch/mips/include/asm/netlogic/xlp-hal/pic.h b/arch/mips/include/asm/netlogic/xlp-hal/pic.h index 105389b..f10bf3b 100644 --- a/arch/mips/include/asm/netlogic/xlp-hal/pic.h +++ b/arch/mips/include/asm/netlogic/xlp-hal/pic.h @@ -150,12 +150,19 @@ #define PIC_IRT0 0x74 #define PIC_IRT(i) (PIC_IRT0 + ((i) * 2)) -#define TIMER_CYCLES_MAXVAL 0xffffffffffffffffULL +#define PIC_9XX_PENDING_0 0x6 +#define PIC_9XX_PENDING_1 0x8 +#define PIC_9XX_PENDING_2 0xa +#define PIC_9XX_PENDING_3 0xc + +#define PIC_9XX_IRT0 0x1c0 +#define PIC_9XX_IRT(i) (PIC_9XX_IRT0 + ((i) * 2)) /* * IRT Map */ #define PIC_NUM_IRTS 160 +#define PIC_9XX_NUM_IRTS 256 #define PIC_IRT_WD_0_INDEX 0 #define PIC_IRT_WD_1_INDEX 1 @@ -193,14 +200,9 @@ #define PIC_IRT_PCIE_LINK_INDEX(num) ((num) + PIC_IRT_PCIE_LINK_0_INDEX) #define PIC_CLOCK_TIMER 7 -#define PIC_IRQ_BASE 8 #if !defined(LOCORE) && !defined(__ASSEMBLY__) -#define PIC_IRT_FIRST_IRQ (PIC_IRQ_BASE) -#define PIC_IRT_LAST_IRQ 63 -#define PIC_IRQ_IS_IRT(irq) ((irq) >= PIC_IRT_FIRST_IRQ) - /* * Misc */ @@ -210,30 +212,26 @@ #define nlm_read_pic_reg(b, r) nlm_read_reg64(b, r) #define nlm_write_pic_reg(b, r, v) nlm_write_reg64(b, r, v) -#define nlm_get_pic_pcibase(node) nlm_pcicfg_base(XLP_IO_PIC_OFFSET(node)) +#define nlm_get_pic_pcibase(node) nlm_pcicfg_base(cpu_is_xlp9xx() ? \ + XLP9XX_IO_PIC_OFFSET(node) : XLP_IO_PIC_OFFSET(node)) #define nlm_get_pic_regbase(node) (nlm_get_pic_pcibase(node) + XLP_IO_PCI_HDRSZ) /* We use PIC on node 0 as a timer */ #define pic_timer_freq() nlm_get_pic_frequency(0) /* IRT and h/w interrupt routines */ -static inline int -nlm_pic_read_irt(uint64_t base, int irt_index) -{ - return nlm_read_pic_reg(base, PIC_IRT(irt_index)); -} - static inline void -nlm_set_irt_to_cpu(uint64_t base, int irt, int cpu) +nlm_9xx_pic_write_irt(uint64_t base, int irt_num, int en, int nmi, + int sch, int vec, int dt, int db, int cpu) { uint64_t val; - val = nlm_read_pic_reg(base, PIC_IRT(irt)); - /* clear cpuset and mask */ - val &= ~((0x7ull << 16) | 0xffff); - /* set DB, cpuset and cpumask */ - val |= (1 << 19) | ((cpu >> 4) << 16) | (1 << (cpu & 0xf)); - nlm_write_pic_reg(base, PIC_IRT(irt), val); + val = (((uint64_t)en & 0x1) << 22) | ((nmi & 0x1) << 23) | + ((0 /*mc*/) << 20) | ((vec & 0x3f) << 24) | + ((dt & 0x1) << 21) | (0 /*ptr*/ << 16) | + (cpu & 0x3ff); + + nlm_write_pic_reg(base, PIC_9XX_IRT(irt_num), val); } static inline void @@ -254,9 +252,13 @@ static inline void nlm_pic_write_irt_direct(uint64_t base, int irt_num, int en, int nmi, int sch, int vec, int cpu) { - nlm_pic_write_irt(base, irt_num, en, nmi, sch, vec, 1, - (cpu >> 4), /* thread group */ - 1 << (cpu & 0xf)); /* thread mask */ + if (cpu_is_xlp9xx()) + nlm_9xx_pic_write_irt(base, irt_num, en, nmi, sch, vec, + 1, 0, cpu); + else + nlm_pic_write_irt(base, irt_num, en, nmi, sch, vec, 1, + (cpu >> 4), /* thread group */ + 1 << (cpu & 0xf)); /* thread mask */ } static inline uint64_t @@ -298,8 +300,13 @@ nlm_pic_enable_irt(uint64_t base, int irt) { uint64_t reg; - reg = nlm_read_pic_reg(base, PIC_IRT(irt)); - nlm_write_pic_reg(base, PIC_IRT(irt), reg | (1u << 31)); + if (cpu_is_xlp9xx()) { + reg = nlm_read_pic_reg(base, PIC_9XX_IRT(irt)); + nlm_write_pic_reg(base, PIC_9XX_IRT(irt), reg | (1 << 22)); + } else { + reg = nlm_read_pic_reg(base, PIC_IRT(irt)); + nlm_write_pic_reg(base, PIC_IRT(irt), reg | (1u << 31)); + } } static inline void @@ -307,8 +314,15 @@ nlm_pic_disable_irt(uint64_t base, int irt) { uint64_t reg; - reg = nlm_read_pic_reg(base, PIC_IRT(irt)); - nlm_write_pic_reg(base, PIC_IRT(irt), reg & ~((uint64_t)1 << 31)); + if (cpu_is_xlp9xx()) { + reg = nlm_read_pic_reg(base, PIC_9XX_IRT(irt)); + reg &= ~((uint64_t)1 << 22); + nlm_write_pic_reg(base, PIC_9XX_IRT(irt), reg); + } else { + reg = nlm_read_pic_reg(base, PIC_IRT(irt)); + reg &= ~((uint64_t)1 << 31); + nlm_write_pic_reg(base, PIC_IRT(irt), reg); + } } static inline void @@ -316,8 +330,13 @@ nlm_pic_send_ipi(uint64_t base, int hwt, int irq, int nmi) { uint64_t ipi; - ipi = ((uint64_t)nmi << 31) | (irq << 20); - ipi |= ((hwt >> 4) << 16) | (1 << (hwt & 0xf)); /* cpuset and mask */ + if (cpu_is_xlp9xx()) + ipi = (nmi << 23) | (irq << 24) | + (0/*mcm*/ << 20) | (0/*ptr*/ << 16) | hwt; + else + ipi = ((uint64_t)nmi << 31) | (irq << 20) | + ((hwt >> 4) << 16) | (1 << (hwt & 0xf)); + nlm_write_pic_reg(base, PIC_IPI_CTL, ipi); } diff --git a/arch/mips/include/asm/netlogic/xlp-hal/sys.h b/arch/mips/include/asm/netlogic/xlp-hal/sys.h index fcf2833c..d9b107f 100644 --- a/arch/mips/include/asm/netlogic/xlp-hal/sys.h +++ b/arch/mips/include/asm/netlogic/xlp-hal/sys.h @@ -147,13 +147,29 @@ #define SYS_SYS_PLL_MEM_REQ 0x2a3 #define SYS_PLL_MEM_STAT 0x2a4 +/* Registers changed on 9XX */ +#define SYS_9XX_POWER_ON_RESET_CFG 0x00 +#define SYS_9XX_CHIP_RESET 0x01 +#define SYS_9XX_CPU_RESET 0x02 +#define SYS_9XX_CPU_NONCOHERENT_MODE 0x03 + +/* XLP 9XX fuse block registers */ +#define FUSE_9XX_DEVCFG6 0xc6 + #ifndef __ASSEMBLY__ #define nlm_read_sys_reg(b, r) nlm_read_reg(b, r) #define nlm_write_sys_reg(b, r, v) nlm_write_reg(b, r, v) -#define nlm_get_sys_pcibase(node) nlm_pcicfg_base(XLP_IO_SYS_OFFSET(node)) +#define nlm_get_sys_pcibase(node) nlm_pcicfg_base(cpu_is_xlp9xx() ? \ + XLP9XX_IO_SYS_OFFSET(node) : XLP_IO_SYS_OFFSET(node)) #define nlm_get_sys_regbase(node) (nlm_get_sys_pcibase(node) + XLP_IO_PCI_HDRSZ) +/* XLP9XX fuse block */ +#define nlm_get_fuse_pcibase(node) \ + nlm_pcicfg_base(XLP9XX_IO_FUSE_OFFSET(node)) +#define nlm_get_fuse_regbase(node) \ + (nlm_get_fuse_pcibase(node) + XLP_IO_PCI_HDRSZ) + unsigned int nlm_get_pic_frequency(int node); #endif #endif diff --git a/arch/mips/include/asm/netlogic/xlp-hal/uart.h b/arch/mips/include/asm/netlogic/xlp-hal/uart.h index 86d16e1..a6c5442 100644 --- a/arch/mips/include/asm/netlogic/xlp-hal/uart.h +++ b/arch/mips/include/asm/netlogic/xlp-hal/uart.h @@ -94,7 +94,8 @@ #define nlm_read_uart_reg(b, r) nlm_read_reg(b, r) #define nlm_write_uart_reg(b, r, v) nlm_write_reg(b, r, v) #define nlm_get_uart_pcibase(node, inst) \ - nlm_pcicfg_base(XLP_IO_UART_OFFSET(node, inst)) + nlm_pcicfg_base(cpu_is_xlp9xx() ? XLP9XX_IO_UART_OFFSET(node) : \ + XLP_IO_UART_OFFSET(node, inst)) #define nlm_get_uart_regbase(node, inst) \ (nlm_get_uart_pcibase(node, inst) + XLP_IO_PCI_HDRSZ) diff --git a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h index 470f209..2b0c959 100644 --- a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h +++ b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h @@ -37,10 +37,9 @@ #define PIC_UART_0_IRQ 17 #define PIC_UART_1_IRQ 18 -#define PIC_PCIE_LINK_0_IRQ 19 -#define PIC_PCIE_LINK_1_IRQ 20 -#define PIC_PCIE_LINK_2_IRQ 21 -#define PIC_PCIE_LINK_3_IRQ 22 + +#define PIC_PCIE_LINK_LEGACY_IRQ_BASE 19 +#define PIC_PCIE_LINK_LEGACY_IRQ(i) (19 + (i)) #define PIC_EHCI_0_IRQ 23 #define PIC_EHCI_1_IRQ 24 @@ -51,6 +50,8 @@ #define PIC_2XX_XHCI_0_IRQ 23 #define PIC_2XX_XHCI_1_IRQ 24 #define PIC_2XX_XHCI_2_IRQ 25 +#define PIC_9XX_XHCI_0_IRQ 23 +#define PIC_9XX_XHCI_1_IRQ 24 #define PIC_MMC_IRQ 29 #define PIC_I2C_0_IRQ 30 @@ -58,6 +59,23 @@ #define PIC_I2C_2_IRQ 32 #define PIC_I2C_3_IRQ 33 +#define PIC_PCIE_LINK_MSI_IRQ_BASE 44 /* 44 - 47 MSI IRQ */ +#define PIC_PCIE_LINK_MSI_IRQ(i) (44 + (i)) + +/* MSI-X with second link-level dispatch */ +#define PIC_PCIE_MSIX_IRQ_BASE 48 /* 48 - 51 MSI-X IRQ */ +#define PIC_PCIE_MSIX_IRQ(i) (48 + (i)) + +#define NLM_MSIX_VEC_BASE 96 /* 96 - 127 - MSIX mapped */ +#define NLM_MSI_VEC_BASE 128 /* 128 -255 - MSI mapped */ + +#define NLM_PIC_INDIRECT_VEC_BASE 512 +#define NLM_GPIO_VEC_BASE 768 + +#define PIC_IRQ_BASE 8 +#define PIC_IRT_FIRST_IRQ PIC_IRQ_BASE +#define PIC_IRT_LAST_IRQ 63 + #ifndef __ASSEMBLY__ /* SMP support functions */ @@ -68,6 +86,9 @@ void xlp_mmu_init(void); void nlm_hal_init(void); int xlp_get_dram_map(int n, uint64_t *dram_map); +struct pci_dev; +int xlp_socdev_to_node(const struct pci_dev *dev); + /* Device tree related */ void xlp_early_init_devtree(void); void *xlp_dt_init(void *fdtp); @@ -76,8 +97,15 @@ static inline int cpu_is_xlpii(void) { int chip = read_c0_prid() & 0xff00; - return chip == PRID_IMP_NETLOGIC_XLP2XX; + return chip == PRID_IMP_NETLOGIC_XLP2XX || + chip == PRID_IMP_NETLOGIC_XLP9XX; } +static inline int cpu_is_xlp9xx(void) +{ + int chip = read_c0_prid() & 0xff00; + + return chip == PRID_IMP_NETLOGIC_XLP9XX; +} #endif /* !__ASSEMBLY__ */ #endif /* _ASM_NLM_XLP_H */ diff --git a/arch/mips/include/asm/netlogic/xlr/xlr.h b/arch/mips/include/asm/netlogic/xlr/xlr.h index c1667e0..ceb991c 100644 --- a/arch/mips/include/asm/netlogic/xlr/xlr.h +++ b/arch/mips/include/asm/netlogic/xlr/xlr.h @@ -35,11 +35,6 @@ #ifndef _ASM_NLM_XLR_H #define _ASM_NLM_XLR_H -/* Platform UART functions */ -struct uart_port; -unsigned int nlm_xlr_uart_in(struct uart_port *, int); -void nlm_xlr_uart_out(struct uart_port *, int, int); - /* SMP helpers */ void xlr_wakeup_secondary_cpus(void); diff --git a/arch/mips/include/asm/octeon/cvmx-helper-board.h b/arch/mips/include/asm/octeon/cvmx-helper-board.h index 41785dd..8933203 100644 --- a/arch/mips/include/asm/octeon/cvmx-helper-board.h +++ b/arch/mips/include/asm/octeon/cvmx-helper-board.h @@ -36,6 +36,13 @@ #include <asm/octeon/cvmx-helper.h> +enum cvmx_helper_board_usb_clock_types { + USB_CLOCK_TYPE_REF_12, + USB_CLOCK_TYPE_REF_24, + USB_CLOCK_TYPE_REF_48, + USB_CLOCK_TYPE_CRYSTAL_12, +}; + typedef enum { set_phy_link_flags_autoneg = 0x1, set_phy_link_flags_flow_control_dont_touch = 0x0 << 1, @@ -154,4 +161,6 @@ extern int __cvmx_helper_board_interface_probe(int interface, */ extern int __cvmx_helper_board_hardware_enable(int interface); +enum cvmx_helper_board_usb_clock_types __cvmx_helper_board_usb_get_clock_type(void); + #endif /* __CVMX_HELPER_BOARD_H__ */ diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h index f6be474..5e08bcc 100644 --- a/arch/mips/include/asm/page.h +++ b/arch/mips/include/asm/page.h @@ -11,6 +11,8 @@ #include <spaces.h> #include <linux/const.h> +#include <linux/kernel.h> +#include <asm/mipsregs.h> /* * PAGE_SHIFT determines the page size @@ -33,6 +35,29 @@ #define PAGE_SIZE (_AC(1,UL) << PAGE_SHIFT) #define PAGE_MASK (~((1 << PAGE_SHIFT) - 1)) +/* + * This is used for calculating the real page sizes + * for FTLB or VTLB + FTLB confugrations. + */ +static inline unsigned int page_size_ftlb(unsigned int mmuextdef) +{ + switch (mmuextdef) { + case MIPS_CONF4_MMUEXTDEF_FTLBSIZEEXT: + if (PAGE_SIZE == (1 << 30)) + return 5; + if (PAGE_SIZE == (1llu << 32)) + return 6; + if (PAGE_SIZE > (256 << 10)) + return 7; /* reserved */ + /* fall through */ + case MIPS_CONF4_MMUEXTDEF_VTLBSIZEEXT: + return (PAGE_SHIFT - 10) / 2; + default: + panic("Invalid FTLB configuration with Conf4_mmuextdef=%d value\n", + mmuextdef >> 14); + } +} + #ifdef CONFIG_MIPS_HUGE_TLB_SUPPORT #define HPAGE_SHIFT (PAGE_SHIFT + PAGE_SHIFT - 3) #define HPAGE_SIZE (_AC(1,UL) << HPAGE_SHIFT) diff --git a/arch/mips/include/asm/rtlx.h b/arch/mips/include/asm/rtlx.h index 90985b6..c102065 100644 --- a/arch/mips/include/asm/rtlx.h +++ b/arch/mips/include/asm/rtlx.h @@ -1,13 +1,18 @@ /* - * Copyright (C) 2004, 2005 MIPS Technologies, Inc. All rights reserved. + * 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) 2004, 2005 MIPS Technologies, Inc. All rights reserved. + * Copyright (C) 2013 Imagination Technologies Ltd. */ - #ifndef __ASM_RTLX_H_ #define __ASM_RTLX_H_ #include <irq.h> +#define RTLX_MODULE_NAME "rtlx" + #define LX_NODE_BASE 10 #define MIPS_CPU_RTLX_IRQ 0 @@ -15,18 +20,31 @@ #define RTLX_VERSION 2 #define RTLX_xID 0x12345600 #define RTLX_ID (RTLX_xID | RTLX_VERSION) +#define RTLX_BUFFER_SIZE 2048 #define RTLX_CHANNELS 8 #define RTLX_CHANNEL_STDIO 0 #define RTLX_CHANNEL_DBG 1 #define RTLX_CHANNEL_SYSIO 2 -extern int rtlx_open(int index, int can_sleep); -extern int rtlx_release(int index); -extern ssize_t rtlx_read(int index, void __user *buff, size_t count); -extern ssize_t rtlx_write(int index, const void __user *buffer, size_t count); -extern unsigned int rtlx_read_poll(int index, int can_sleep); -extern unsigned int rtlx_write_poll(int index); +void rtlx_starting(int vpe); +void rtlx_stopping(int vpe); + +int rtlx_open(int index, int can_sleep); +int rtlx_release(int index); +ssize_t rtlx_read(int index, void __user *buff, size_t count); +ssize_t rtlx_write(int index, const void __user *buffer, size_t count); +unsigned int rtlx_read_poll(int index, int can_sleep); +unsigned int rtlx_write_poll(int index); + +int __init rtlx_module_init(void); +void __exit rtlx_module_exit(void); + +void _interrupt_sp(void); + +extern struct vpe_notifications rtlx_notify; +extern const struct file_operations rtlx_fops; +extern void (*aprp_hook)(void); enum rtlx_state { RTLX_STATE_UNUSED = 0, @@ -35,10 +53,15 @@ enum rtlx_state { RTLX_STATE_OPENED }; -#define RTLX_BUFFER_SIZE 2048 +extern struct chan_waitqueues { + wait_queue_head_t rt_queue; + wait_queue_head_t lx_queue; + atomic_t in_open; + struct mutex mutex; +} channel_wqs[RTLX_CHANNELS]; /* each channel supports read and write. - linux (vpe0) reads lx_buffer and writes rt_buffer + linux (vpe0) reads lx_buffer and writes rt_buffer SP (vpe1) reads rt_buffer and writes lx_buffer */ struct rtlx_channel { @@ -55,11 +78,11 @@ struct rtlx_channel { char *lx_buffer; }; -struct rtlx_info { +extern struct rtlx_info { unsigned long id; enum rtlx_state state; + int ap_int_pending; /* Status of 0 or 1 for CONFIG_MIPS_CMP only */ struct rtlx_channel channel[RTLX_CHANNELS]; -}; - +} *rtlx; #endif /* __ASM_RTLX_H_ */ diff --git a/arch/mips/include/asm/switch_to.h b/arch/mips/include/asm/switch_to.h index eb0af15..278d45a 100644 --- a/arch/mips/include/asm/switch_to.h +++ b/arch/mips/include/asm/switch_to.h @@ -19,11 +19,19 @@ struct task_struct; -/* - * switch_to(n) should switch tasks to task nr n, first - * checking that n isn't the current task, in which case it does nothing. +/** + * resume - resume execution of a task + * @prev: The task previously executed. + * @next: The task to begin executing. + * @next_ti: task_thread_info(next). + * @usedfpu: Non-zero if prev's FP context should be saved. + * + * This function is used whilst scheduling to save the context of prev & load + * the context of next. Returns prev. */ -extern asmlinkage void *resume(void *last, void *next, void *next_ti, u32 __usedfpu); +extern asmlinkage struct task_struct *resume(struct task_struct *prev, + struct task_struct *next, struct thread_info *next_ti, + u32 usedfpu); extern unsigned int ll_bit; extern struct task_struct *ll_task; diff --git a/arch/mips/include/asm/syscall.h b/arch/mips/include/asm/syscall.h index 81c8913..33e8dbf 100644 --- a/arch/mips/include/asm/syscall.h +++ b/arch/mips/include/asm/syscall.h @@ -29,7 +29,7 @@ static inline long syscall_get_nr(struct task_struct *task, static inline unsigned long mips_get_syscall_arg(unsigned long *arg, struct task_struct *task, struct pt_regs *regs, unsigned int n) { - unsigned long usp = regs->regs[29]; + unsigned long usp __maybe_unused = regs->regs[29]; switch (n) { case 0: case 1: case 2: case 3: diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h index 4f58ef6..24846f9 100644 --- a/arch/mips/include/asm/thread_info.h +++ b/arch/mips/include/asm/thread_info.h @@ -110,11 +110,12 @@ static inline struct thread_info *current_thread_info(void) #define TIF_NOHZ 19 /* in adaptive nohz mode */ #define TIF_FIXADE 20 /* Fix address errors in software */ #define TIF_LOGADE 21 /* Log address errors to syslog */ -#define TIF_32BIT_REGS 22 /* also implies 16/32 fprs */ +#define TIF_32BIT_REGS 22 /* 32-bit general purpose registers */ #define TIF_32BIT_ADDR 23 /* 32-bit address space (o32/n32) */ #define TIF_FPUBOUND 24 /* thread bound to FPU-full CPU set */ #define TIF_LOAD_WATCH 25 /* If set, load watch registers */ #define TIF_SYSCALL_TRACEPOINT 26 /* syscall tracepoint instrumentation */ +#define TIF_32BIT_FPREGS 27 /* 32-bit floating point registers */ #define TIF_SYSCALL_TRACE 31 /* syscall trace active */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) @@ -131,6 +132,7 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_32BIT_ADDR (1<<TIF_32BIT_ADDR) #define _TIF_FPUBOUND (1<<TIF_FPUBOUND) #define _TIF_LOAD_WATCH (1<<TIF_LOAD_WATCH) +#define _TIF_32BIT_FPREGS (1<<TIF_32BIT_FPREGS) #define _TIF_SYSCALL_TRACEPOINT (1<<TIF_SYSCALL_TRACEPOINT) #define _TIF_WORK_SYSCALL_ENTRY (_TIF_NOHZ | _TIF_SYSCALL_TRACE | \ diff --git a/arch/mips/include/asm/tlb.h b/arch/mips/include/asm/tlb.h index c67842b..4a23493 100644 --- a/arch/mips/include/asm/tlb.h +++ b/arch/mips/include/asm/tlb.h @@ -18,6 +18,10 @@ */ #define tlb_flush(tlb) flush_tlb_mm((tlb)->mm) +#define UNIQUE_ENTRYHI(idx) \ + ((CKSEG0 + ((idx) << (PAGE_SHIFT + 1))) | \ + (cpu_has_tlbinv ? MIPS_ENTRYHI_EHINV : 0)) + #include <asm-generic/tlb.h> #endif /* __ASM_TLB_H */ diff --git a/arch/mips/include/asm/vpe.h b/arch/mips/include/asm/vpe.h index 0880fe8..7849f39 100644 --- a/arch/mips/include/asm/vpe.h +++ b/arch/mips/include/asm/vpe.h @@ -1,24 +1,95 @@ /* - * 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. + * 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) 2005 MIPS Technologies, Inc. All rights reserved. + * Copyright (C) 2013 Imagination Technologies Ltd. */ - #ifndef _ASM_VPE_H #define _ASM_VPE_H +#include <linux/init.h> +#include <linux/list.h> +#include <linux/smp.h> +#include <linux/spinlock.h> + +#define VPE_MODULE_NAME "vpe" +#define VPE_MODULE_MINOR 1 + +/* grab the likely amount of memory we will need. */ +#ifdef CONFIG_MIPS_VPE_LOADER_TOM +#define P_SIZE (2 * 1024 * 1024) +#else +/* add an overhead to the max kmalloc size for non-striped symbols/etc */ +#define P_SIZE (256 * 1024) +#endif + +#define MAX_VPES 16 +#define VPE_PATH_MAX 256 + +static inline int aprp_cpu_index(void) +{ +#ifdef CONFIG_MIPS_CMP + return setup_max_cpus; +#else + extern int tclimit; + return tclimit; +#endif +} + +enum vpe_state { + VPE_STATE_UNUSED = 0, + VPE_STATE_INUSE, + VPE_STATE_RUNNING +}; + +enum tc_state { + TC_STATE_UNUSED = 0, + TC_STATE_INUSE, + TC_STATE_RUNNING, + TC_STATE_DYNAMIC +}; + +struct vpe { + enum vpe_state state; + + /* (device) minor associated with this vpe */ + int minor; + + /* elfloader stuff */ + void *load_addr; + unsigned long len; + char *pbuffer; + unsigned long plen; + char cwd[VPE_PATH_MAX]; + + unsigned long __start; + + /* tc's associated with this vpe */ + struct list_head tc; + + /* The list of vpe's */ + struct list_head list; + + /* shared symbol address */ + void *shared_ptr; + + /* the list of who wants to know when something major happens */ + struct list_head notify; + + unsigned int ntcs; +}; + +struct tc { + enum tc_state state; + int index; + + struct vpe *pvpe; /* parent VPE */ + struct list_head tc; /* The list of TC's with this VPE */ + struct list_head list; /* The global list of tc's */ +}; + struct vpe_notifications { void (*start)(int vpe); void (*stop)(int vpe); @@ -26,10 +97,34 @@ struct vpe_notifications { struct list_head list; }; +struct vpe_control { + spinlock_t vpe_list_lock; + struct list_head vpe_list; /* Virtual processing elements */ + spinlock_t tc_list_lock; + struct list_head tc_list; /* Thread contexts */ +}; + +extern unsigned long physical_memsize; +extern struct vpe_control vpecontrol; +extern const struct file_operations vpe_fops; + +int vpe_notify(int index, struct vpe_notifications *notify); + +void *vpe_get_shared(int index); +char *vpe_getcwd(int index); + +struct vpe *get_vpe(int minor); +struct tc *get_tc(int index); +struct vpe *alloc_vpe(int minor); +struct tc *alloc_tc(int index); +void release_vpe(struct vpe *v); -extern int vpe_notify(int index, struct vpe_notifications *notify); +void *alloc_progmem(unsigned long len); +void release_progmem(void *ptr); -extern void *vpe_get_shared(int index); -extern char *vpe_getcwd(int index); +int __weak vpe_run(struct vpe *v); +void cleanup_tc(struct tc *tc); +int __init vpe_module_init(void); +void __exit vpe_module_exit(void); #endif /* _ASM_VPE_H */ |
