Re: [Qemu-devel] [PATCH v4 8/8] elf: Toshiba/Sony rather than MIPS are the implementors of the R5900

[Philippe Mathieu-Daudé]

On 9/15/18 12:28 PM, Fredrik Noring wrote:
> Sources [1][2] indicate that the Emotion Engine was designed by Toshiba
> and licensed to Sony. Others [3][4] claim it was a joint effort. It may
> therefore make sense to refer to the CPU as "Toshiba/Sony R5900".

This looks fair.

BTW Maciej do you remember what TMPR stands for?
I guess remember (T)oshiba (M)icro(P)rocessor (R)ISC from the time MIPS
was the RISC leader (cpu core is MIPS).
Then they started the TMPA SoC series with a (A)RM9 core.
Recently they launched the TMPM with a ARM Cortex-(M) core.

> [1] 
> http://cs.nyu.edu/courses/spring02/V22.0480-002/projects/aldrich/emotionengine.ppt
> [2] http://archive.arstechnica.com/reviews/1q00/playstation2/m-ee-3.html
> [3] 
> http://docencia.ac.upc.edu/ETSETB/SEGPAR/microprocessors/emotionengine%20(mpr).pdf
> [4] http://www.eetimes.com/document.asp?doc_id=1144055
> 
> Reported-by: Maciej W. Rozycki <address@hidden>
> Signed-off-by: Fredrik Noring <address@hidden>

Reviewed-by: Philippe Mathieu-Daudé <address@hidden>

> ---
>  include/elf.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/include/elf.h b/include/elf.h
> index 312f68af81..2510fc7be4 100644
> --- a/include/elf.h
> +++ b/include/elf.h
> @@ -76,7 +76,7 @@ typedef int64_t  Elf64_Sxword;
>  #define EF_MIPS_MACH_OCTEON2  0x008d0000  /* Cavium Networks Octeon2         
> */
>  #define EF_MIPS_MACH_OCTEON3  0x008e0000  /* Cavium Networks Octeon3         
> */
>  #define EF_MIPS_MACH_5400     0x00910000  /* NEC VR5400                      
> */
> -#define EF_MIPS_MACH_5900     0x00920000  /* MIPS R5900                      
> */
> +#define EF_MIPS_MACH_5900     0x00920000  /* Toshiba/Sony R5900              
> */
>  #define EF_MIPS_MACH_5500     0x00980000  /* NEC VR5500                      
> */
>  #define EF_MIPS_MACH_9000     0x00990000  /* PMC-Sierra's RM9000             
> */
>  #define EF_MIPS_MACH_LS2E     0x00a00000  /* ST Microelectronics Loongson 2E 
> */
>

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