On 22:06 Sat 02 May , Remy Bohmer wrote:
> This patch adds support for displaying CPU type information
> about Atmel AT91 cores during boot. It currently only configures it for the
> at91sam9261ek board, but it can easily be configured for all at91 based cores.
please do this in two seperate patch
please ask Stelian
CC
btw please use git
>
> This patch also provides at91_dbgu.h which is also used by the upcoming
> USB CDC-ethernet and USB-gadget support for this board.
>
> Signed-off-by: Remy Böhmer <li...@bohmer.net>
> ---
> cpu/arm926ejs/at91/Makefile | 1
> cpu/arm926ejs/at91/cpuinfo.c | 83 ++++++++++++++++++++++++++++
> include/asm-arm/arch-at91/at91_dbgu.h | 69 +++++++++++++++++++++++
> include/asm-arm/arch-at91/cpu.h | 99
> ++++++++++++++++++++++++++++++++++
> include/configs/at91sam9261ek.h | 2
> 5 files changed, 254 insertions(+)
> create mode 100644 cpu/arm926ejs/at91/cpuinfo.c
> create mode 100644 include/asm-arm/arch-at91/at91_dbgu.h
> create mode 100644 include/asm-arm/arch-at91/cpu.h
>
> Index: u-boot-usb.tmp/cpu/arm926ejs/at91/Makefile
> ===================================================================
> --- u-boot-usb.tmp.orig/cpu/arm926ejs/at91/Makefile 2009-05-02
> 21:43:41.000000000 +0200
> +++ u-boot-usb.tmp/cpu/arm926ejs/at91/Makefile 2009-05-02
> 22:01:46.000000000 +0200
> @@ -55,6 +55,7 @@ COBJS-y += at91sam9rl_serial.o
> COBJS-$(CONFIG_HAS_DATAFLASH) += at91sam9rl_spi.o
> endif
> COBJS-$(CONFIG_AT91_LED) += led.o
> +COBJS-$(CONFIG_DISPLAY_CPUINFO) +=cpuinfo.o
> COBJS-y += clock.o
> COBJS-y += cpu.o
> COBJS-y += timer.o
> Index: u-boot-usb.tmp/cpu/arm926ejs/at91/cpuinfo.c
> ===================================================================
> --- /dev/null 1970-01-01 00:00:00.000000000 +0000
> +++ u-boot-usb.tmp/cpu/arm926ejs/at91/cpuinfo.c 2009-05-02
> 22:01:46.000000000 +0200
> @@ -0,0 +1,83 @@
> +#include <command.h>
> +#include <common.h>
> +#include <arm926ejs.h>
> +#include <asm/hardware.h>
> +#include <asm/arch/at91_dbgu.h>
> +#include <asm/arch/io.h>
> +
> +int print_cpuinfo(void)
> +{
> + unsigned long cidr;
> + const char *txt;
> +
> + cidr = at91_sys_read(AT91_DBGU_CIDR);
> +
could you use the CONFIG_ARM926EJS and other configs to reduce the size impact
> + switch ((cidr & AT91_CIDR_EPROC) >> 5) {
> + case 0x1: txt = "ARM946ES"; break;
> + case 0x2: txt = "ARM7TDMI"; break;
> + case 0x4: txt = "ARM920T"; break;
> + case 0x5: txt = "ARM926EJS"; break;
> + default: txt = "undefined"; break;
> + }
> + printf("Embedded Processor: %s\n", txt);
otherwise ok
Best Regards,
J.
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