Re: Diff between Linus' and linux-mips git: VR4181

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Hi Martin,

VR4181 and VR4181A are different.
Please don't remove VR4181A. 

Yoichi

On Mon, 20 Feb 2006 01:21:16 +0000
Martin Michlmayr <tbm@xxxxxxxxxx> wrote:

> * Yoichi Yuasa <yoichi_yuasa@xxxxxxxxxxxxxx> [2006-02-20 10:07]:
> > VR4181 has already been removed from the mainline and linux-mips. 
> > I think linux-mips should synchronize with the mainline.
> 
> There are many references to VR4181 stil.  If VR4181 support is gone,
> maybe we should do the following:
> 
> [MIPS] Remove last portions of incomplete VR4181 support
> 
> Signed-off-by: Martin Michlmayr <tbm@xxxxxxxxxx>
> 
> 
> diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
> index 4ca93ff..b89088e 100644
> --- a/arch/mips/Kconfig
> +++ b/arch/mips/Kconfig
> @@ -503,7 +503,8 @@ config DDB5477
>  	  ether port USB, AC97, PCI, etc.
>  
>  config MACH_VR41XX
> -	bool "Support for NEC VR41XX-based machines"
> +	bool "Support for NEC VR41XX based machines"
> +	select SYS_HAS_CPU_VR41XX
>  
>  config PMC_YOSEMITE
>  	bool "Support for PMC-Sierra Yosemite eval board"
> @@ -1016,9 +1017,6 @@ config MIPS_L1_CACHE_SHIFT
>  config HAVE_STD_PC_SERIAL_PORT
>  	bool
>  
> -config VR4181
> -	bool
> -
>  config ARC_CONSOLE
>  	bool "ARC console support"
>  	depends on SGI_IP22 || SNI_RM200_PCI
> diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
> index c6363ff..19b84f4 100644
> --- a/arch/mips/kernel/cpu-probe.c
> +++ b/arch/mips/kernel/cpu-probe.c
> @@ -242,23 +242,14 @@ static inline void cpu_probe_legacy(stru
>  		break;
>  	case PRID_IMP_VR41XX:
>  		switch (c->processor_id & 0xf0) {
> -#ifndef CONFIG_VR4181
>  		case PRID_REV_VR4111:
>  			c->cputype = CPU_VR4111;
>  			break;
> -#else
> -		case PRID_REV_VR4181:
> -			c->cputype = CPU_VR4181;
> -			break;
> -#endif
>  		case PRID_REV_VR4121:
>  			c->cputype = CPU_VR4121;
>  			break;
>  		case PRID_REV_VR4122:
> -			if ((c->processor_id & 0xf) < 0x3)
> -				c->cputype = CPU_VR4122;
> -			else
> -				c->cputype = CPU_VR4181A;
> +			c->cputype = CPU_VR4122;
>  			break;
>  		case PRID_REV_VR4130:
>  			if ((c->processor_id & 0xf) < 0x4)
> diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c
> index 86fe15b..b31cd90 100644
> --- a/arch/mips/kernel/proc.c
> +++ b/arch/mips/kernel/proc.c
> @@ -79,8 +79,6 @@ static const char *cpu_name[] = {
>  	[CPU_VR4122]	= "NEC VR4122",
>  	[CPU_VR4131]	= "NEC VR4131",
>  	[CPU_VR4133]	= "NEC VR4133",
> -	[CPU_VR4181]	= "NEC VR4181",
> -	[CPU_VR4181A]	= "NEC VR4181A",
>  	[CPU_SR71000]	= "Sandcraft SR71000",
>  	[CPU_PR4450]	= "Philips PR4450",
>  };
> diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
> index 1b71d91..2828a59 100644
> --- a/arch/mips/mm/c-r4k.c
> +++ b/arch/mips/mm/c-r4k.c
> @@ -840,8 +840,6 @@ static void __init probe_pcache(void)
>  	case CPU_VR4111:
>  	case CPU_VR4121:
>  	case CPU_VR4122:
> -	case CPU_VR4181:
> -	case CPU_VR4181A:
>  		icache_size = 1 << (10 + ((config & CONF_IC) >> 9));
>  		c->icache.linesz = 16 << ((config & CONF_IB) >> 5);
>  		c->icache.ways = 1;
> diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
> index 0f94858..f96d6e0 100644
> --- a/arch/mips/mm/tlbex.c
> +++ b/arch/mips/mm/tlbex.c
> @@ -908,8 +908,6 @@ static __init void build_tlb_write_entry
>  	case CPU_VR4111:
>  	case CPU_VR4121:
>  	case CPU_VR4122:
> -	case CPU_VR4181:
> -	case CPU_VR4181A:
>  		i_nop(p);
>  		i_nop(p);
>  		tlbw(p);
> @@ -1054,8 +1052,6 @@ static __init void build_adjust_context(
>  	case CPU_VR4121:
>  	case CPU_VR4122:
>  	case CPU_VR4131:
> -	case CPU_VR4181:
> -	case CPU_VR4181A:
>  	case CPU_VR4133:
>  		shift += 2;
>  		break;
> diff --git a/include/asm-mips/cpu.h b/include/asm-mips/cpu.h
> index 818b9a9..ab2476b 100644
> --- a/include/asm-mips/cpu.h
> +++ b/include/asm-mips/cpu.h
> @@ -116,10 +116,8 @@
>  #define PRID_REV_TX3922 	0x0030
>  #define PRID_REV_TX3927 	0x0040
>  #define PRID_REV_VR4111		0x0050
> -#define PRID_REV_VR4181		0x0050	/* Same as VR4111 */
>  #define PRID_REV_VR4121		0x0060
>  #define PRID_REV_VR4122		0x0070
> -#define PRID_REV_VR4181A	0x0070	/* Same as VR4122 */
>  #define PRID_REV_VR4130		0x0080
>  
>  /*
> @@ -183,8 +181,6 @@
>  #define CPU_VR4121		47
>  #define CPU_VR4122		48
>  #define CPU_VR4131		49
> -#define CPU_VR4181		50
> -#define CPU_VR4181A		51
>  #define CPU_AU1100		52
>  #define CPU_SR71000		53
>  #define CPU_RM9000		54
> diff --git a/include/asm-mips/vr41xx/vr41xx.h b/include/asm-mips/vr41xx/vr41xx.h
> index 70828d5..3ab7ad6 100644
> --- a/include/asm-mips/vr41xx/vr41xx.h
> +++ b/include/asm-mips/vr41xx/vr41xx.h
> @@ -29,10 +29,6 @@
>  #define PRID_VR4122_REV3_0	0x00000c71
>  #define PRID_VR4122_REV3_1	0x00000c72
>  
> -/* VR4181A 0x00000c73-0x00000c7f */
> -#define PRID_VR4181A_REV1_0	0x00000c73
> -#define PRID_VR4181A_REV1_1	0x00000c74
> -
>  /* VR4131 0x00000c80-0x00000c83 */
>  #define PRID_VR4131_REV1_2	0x00000c80
>  #define PRID_VR4131_REV2_0	0x00000c81
> 
> -- 
> Martin Michlmayr
> http://www.cyrius.com/


-- 
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