These all look fine to push. go ahead
On Thu, May 19, 2016 at 7:16 AM, <ppisa4li...@pikron.com> wrote:
> From: Pavel Pisa <pp...@pikron.com>
>
> ---
> c/src/lib/libbsp/arm/raspberrypi/Makefile.am | 1 +
> c/src/lib/libbsp/arm/raspberrypi/include/bsp.h | 6 +++
> c/src/lib/libbsp/arm/raspberrypi/startup/cmdline.c | 47
> ++++++++++++++++++++++
> 3 files changed, 54 insertions(+)
> create mode 100644 c/src/lib/libbsp/arm/raspberrypi/startup/cmdline.c
>
> diff --git a/c/src/lib/libbsp/arm/raspberrypi/Makefile.am
> b/c/src/lib/libbsp/arm/raspberrypi/Makefile.am
> index 91f327e..258f8a0 100644
> --- a/c/src/lib/libbsp/arm/raspberrypi/Makefile.am
> +++ b/c/src/lib/libbsp/arm/raspberrypi/Makefile.am
> @@ -95,6 +95,7 @@ libbsp_a_SOURCES += ../shared/arm-cp15-set-ttb-entries.c
> # Startup
> libbsp_a_SOURCES += ../../shared/bspreset_loop.c
> libbsp_a_SOURCES += startup/bspstart.c
> +libbsp_a_SOURCES += startup/cmdline.c
>
> # IRQ
> libbsp_a_SOURCES += ../shared/arm-cp15-set-exception-handler.c
> diff --git a/c/src/lib/libbsp/arm/raspberrypi/include/bsp.h
> b/c/src/lib/libbsp/arm/raspberrypi/include/bsp.h
> index 0abeed6..18a94ea 100644
> --- a/c/src/lib/libbsp/arm/raspberrypi/include/bsp.h
> +++ b/c/src/lib/libbsp/arm/raspberrypi/include/bsp.h
> @@ -7,6 +7,7 @@
> */
>
> /*
> + * Copyright (c) 2015 Yang Qiao
> * Copyright (c) 2013 Alan Cudmore
> *
> * The license and distribution terms for this file may be
> @@ -35,6 +36,11 @@ extern "C" {
> #define BSP_GPIO_PINS_PER_BANK 32
> #define BSP_GPIO_PINS_PER_SELECT_BANK 10
>
> +void rpi_init_cmdline(void);
> +const char *rpi_cmdline_get_cached(void);
> +const char *rpi_cmdline_get_raw(void);
> +const char *rpi_cmdline_get_arg(const char* arg);
> +
> #ifdef __cplusplus
> }
> #endif /* __cplusplus */
> diff --git a/c/src/lib/libbsp/arm/raspberrypi/startup/cmdline.c
> b/c/src/lib/libbsp/arm/raspberrypi/startup/cmdline.c
> new file mode 100644
> index 0000000..f8a7182
> --- /dev/null
> +++ b/c/src/lib/libbsp/arm/raspberrypi/startup/cmdline.c
> @@ -0,0 +1,47 @@
> +/**
> + * @file
> + *
> + * @ingroup raspberrypi
> + *
> + * @brief mailbox support.
> + */
> +/*
> + * Copyright (c) 2015 Yang Qiao
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + *
> + * http://www.rtems.org/license/LICENSE
> + *
> + */
> +
> +#include <bsp.h>
> +#include <bsp/vc.h>
> +
> +#define MAX_CMDLINE_LENGTH 1024
> +static int rpi_cmdline_ready;
> +static char rpi_cmdline_cached[MAX_CMDLINE_LENGTH];
> +static bcm2835_get_cmdline_entries rpi_cmdline_entries;
> +
> +const char *rpi_cmdline_get_raw(void)
> +{
> + memset(&rpi_cmdline_entries, 0, sizeof(rpi_cmdline_entries));
> + bcm2835_mailbox_get_cmdline(&rpi_cmdline_entries);
> + return rpi_cmdline_entries.cmdline;
> +}
> +
> +const char *rpi_cmdline_get_cached(void)
> +{
> + if (!rpi_cmdline_ready) {
> + const char *line = rpi_cmdline_get_raw();
> + strncpy(rpi_cmdline_cached, line, MAX_CMDLINE_LENGTH - 1);
> + rpi_cmdline_cached[MAX_CMDLINE_LENGTH - 1] = 0;
> + rpi_cmdline_ready = 1;
> + }
> + return rpi_cmdline_cached;
> +}
> +
> +const char *rpi_cmdline_get_arg(const char* arg)
> +{
> + return strstr (rpi_cmdline_get_cached(), arg);
> +}
> --
> 1.9.1
>
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