[U-Boot] [PATCH 2/2] support blackfin board initialization in generic board_f
Sonic Zhang
sonic.adi at gmail.com
Tue Jul 29 04:50:43 CEST 2014
Hi,
Any comment?
Regards,
Sonic
On Thu, Jul 24, 2014 at 10:47 AM, Sonic Zhang <sonic.adi at gmail.com> wrote:
> From: Sonic Zhang <sonic.zhang at analog.com>
>
> - init hardware watchdog if applicable
> - use CONFIG_SYS_MONITOR_LEN as the gd monitor len for Blackfin
> - reserve u-boot memory at the top field of the RAM for Blackfin
> - avoid refer to CONFIG_SYS_MONITOR_LEN, which is not defined by Blackfin
>
> Signed-off-by: Sonic Zhang <sonic.zhang at analog.com>
> ---
>
> common/board_f.c | 19 ++++++++++++++++++-
> 1 file changed, 18 insertions(+), 1 deletion(-)
>
> diff --git a/common/board_f.c b/common/board_f.c
> index bdab38e..079e1fa 100644
> --- a/common/board_f.c
> +++ b/common/board_f.c
> @@ -107,6 +107,9 @@ __weak void blue_led_off(void) {}
> #if defined(CONFIG_WATCHDOG)
> static int init_func_watchdog_init(void)
> {
> +#ifdef CONFIG_HW_WATCHDOG
> + hw_watchdog_init();
> +#endif
> puts(" Watchdog enabled\n");
> WATCHDOG_RESET();
>
> @@ -144,7 +147,11 @@ static int display_text_info(void)
> bss_end = (ulong)&__bss_end;
>
> debug("U-Boot code: %08X -> %08lX BSS: -> %08lX\n",
> +#ifdef CONFIG_SYS_TEXT_BASE
> CONFIG_SYS_TEXT_BASE, bss_start, bss_end);
> +#else
> + CONFIG_SYS_MONITOR_BASE, bss_start, bss_end);
> +#endif
> #endif
>
> #ifdef CONFIG_MODEM_SUPPORT
> @@ -259,6 +266,8 @@ static int setup_mon_len(void)
> gd->mon_len = (ulong)&__bss_end - (ulong)_start;
> #elif defined(CONFIG_SANDBOX)
> gd->mon_len = (ulong)&_end - (ulong)_init;
> +#elif defined(CONFIG_BLACKFIN)
> + gd->mon_len = CONFIG_SYS_MONITOR_LEN;
> #else
> /* TODO: use (ulong)&__bss_end - (ulong)&__text_start; ? */
> gd->mon_len = (ulong)&__bss_end - CONFIG_SYS_MONITOR_BASE;
> @@ -719,7 +728,9 @@ static int reloc_fdt(void)
>
> static int setup_reloc(void)
> {
> +#ifdef CONFIG_SYS_TEXT_BASE
> gd->reloc_off = gd->relocaddr - CONFIG_SYS_TEXT_BASE;
> +#endif
> memcpy(gd->new_gd, (char *)gd, sizeof(gd_t));
>
> debug("Relocation Offset is: %08lx\n", gd->reloc_off);
> @@ -802,7 +813,7 @@ static init_fnc_t init_sequence_f[] = {
> /* TODO: can we rename this to timer_init()? */
> init_timebase,
> #endif
> -#if defined(CONFIG_ARM) || defined(CONFIG_MIPS)
> +#if defined(CONFIG_ARM) || defined(CONFIG_MIPS) || defined(CONFIG_BLACKFIN)
> timer_init, /* initialize timer */
> #endif
> #ifdef CONFIG_SYS_ALLOC_DPRAM
> @@ -901,6 +912,10 @@ static init_fnc_t init_sequence_f[] = {
> * - board info struct
> */
> setup_dest_addr,
> +#if defined(CONFIG_BLACKFIN)
> + /* Blackfin u-boot monitor should be on top of the ram */
> + reserve_uboot,
> +#endif
> #if defined(CONFIG_LOGBUFFER) && !defined(CONFIG_ALT_LB_ADDR)
> reserve_logbuffer,
> #endif
> @@ -921,7 +936,9 @@ static init_fnc_t init_sequence_f[] = {
> && !defined(CONFIG_ARM) && !defined(CONFIG_X86)
> reserve_video,
> #endif
> +#if !defined(CONFIG_BLACKFIN)
> reserve_uboot,
> +#endif
> #ifndef CONFIG_SPL_BUILD
> reserve_malloc,
> reserve_board,
> --
> 1.8.2.3
>
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