[PATCH v2 2/5] board_init_f(): use static calls
Jerome Forissier
jerome.forissier at linaro.org
Sat Dec 21 13:08:47 CET 2024
Hi Ilias,
On 12/21/24 09:10, Ilias Apalodimas wrote:
> Hi Jerome
>
> [...]
>
>> + (INITCALL(board_postclk_init);))
>> + INITCALL(env_init); /* initialize environment */
>> + INITCALL(init_baud_rate); /* initialze baudrate settings */
>> + INITCALL(serial_init); /* serial communications setup */
>> + INITCALL(console_init_f); /* stage 1 init of console */
>> + INITCALL(display_options); /* say that we are here */
>> + INITCALL(display_text_info); /* show debugging info if required */
>> + INITCALL(checkcpu);
>> + CONFIG_IS_ENABLED(SYSRESET, (INITCALL(print_resetinfo);))
>> /* display cpu info (and speed) */
>> - CONFIG_IS_ENABLED(DISPLAY_CPUINFO, (print_cpuinfo,))
>> - CONFIG_IS_ENABLED(DTB_RESELECT, (embedded_dtb_select,))
>> - CONFIG_IS_ENABLED(DISPLAY_BOARDINFO, (show_board_info,))
>> - INIT_FUNC_WATCHDOG_INIT
>> - INITCALL_EVENT(EVT_MISC_INIT_F),
>> - INIT_FUNC_WATCHDOG_RESET
>> - CONFIG_IS_ENABLED(SYS_I2C_LEGACY, (init_func_i2c,))
>> - announce_dram_init,
>> - dram_init, /* configure available RAM banks */
>> - CONFIG_IS_ENABLED(POST, (post_init_f,))
>> - INIT_FUNC_WATCHDOG_RESET
>> + CONFIG_IS_ENABLED(DISPLAY_CPUINFO, (INITCALL(print_cpuinfo);))
>> + CONFIG_IS_ENABLED(DTB_RESELECT, (INITCALL(embedded_dtb_select);))
>> + CONFIG_IS_ENABLED(DISPLAY_BOARDINFO, (INITCALL(show_board_info);))
>> + WATCHDOG_INIT();
>> + INITCALL_EVT(EVT_MISC_INIT_F);
>> + WATCHDOG_RESET();
>> + CONFIG_IS_ENABLED(SYS_I2C_LEGACY, (INITCALL(init_func_i2c);))
>> + INITCALL(announce_dram_init);
>> + INITCALL(dram_init); /* configure available RAM banks */
>> + CONFIG_IS_ENABLED(POST, (INITCALL(post_init_f);))
>> + WATCHDOG_INIT();
>
> The previous function was calling
> init, reset, reset for the watchdog.
> The new code does init, reset, init, reset etc. Is this intentional?
> Was that a bug of the existing code?
Good catch, it's a mistake. I'll fix in v3.
Thanks,
--
Jerome
>
> Thanks
> /Ilias
>> #if defined(CFG_SYS_DRAM_TEST)
>> - testdram,
>> + INITCALL(testdram);
>> #endif /* CFG_SYS_DRAM_TEST */
>> - INIT_FUNC_WATCHDOG_RESET
>> -
>> - CONFIG_IS_ENABLED(POST, (init_post,))
>> - INIT_FUNC_WATCHDOG_RESET
>> + WATCHDOG_RESET();
>> + CONFIG_IS_ENABLED(POST, (INITCALL(init_post);))
>> + WATCHDOG_RESET();
>> /*
>> * Now that we have DRAM mapped and working, we can
>> * relocate the code and continue running from DRAM.
>> @@ -934,48 +937,48 @@ static const init_fnc_t init_sequence_f[] = {
>> * - monitor code
>> * - board info struct
>> */
>> - setup_dest_addr,
>> + INITCALL(setup_dest_addr);
>> #if defined(CONFIG_OF_BOARD_FIXUP) && !defined(CONFIG_OF_INITIAL_DTB_READONLY)
>> - fix_fdt,
>> + INITCALL(fix_fdt);
>> #endif
>> #ifdef CFG_PRAM
>> - reserve_pram,
>> + INITCALL(reserve_pram);
>> #endif
>> - reserve_round_4k,
>> - setup_relocaddr_from_bloblist,
>> - arch_reserve_mmu,
>> - reserve_video,
>> - reserve_trace,
>> - reserve_uboot,
>> - reserve_malloc,
>> - reserve_board,
>> - reserve_global_data,
>> - reserve_fdt,
>> + INITCALL(reserve_round_4k);
>> + INITCALL(setup_relocaddr_from_bloblist);
>> + INITCALL(arch_reserve_mmu);
>> + INITCALL(reserve_video);
>> + INITCALL(reserve_trace);
>> + INITCALL(reserve_uboot);
>> + INITCALL(reserve_malloc);
>> + INITCALL(reserve_board);
>> + INITCALL(reserve_global_data);
>> + INITCALL(reserve_fdt);
>> #if defined(CONFIG_OF_BOARD_FIXUP) && defined(CONFIG_OF_INITIAL_DTB_READONLY)
>> - reloc_fdt,
>> - fix_fdt,
>> + INITCALL(reloc_fdt);
>> + INITCALL(fix_fdt);
>> #endif
>> - reserve_bootstage,
>> - reserve_bloblist,
>> - reserve_arch,
>> - reserve_stacks,
>> - dram_init_banksize,
>> - show_dram_config,
>> - INIT_FUNC_WATCHDOG_RESET
>> - setup_bdinfo,
>> - display_new_sp,
>> - INIT_FUNC_WATCHDOG_RESET
>> + INITCALL(reserve_bootstage);
>> + INITCALL(reserve_bloblist);
>> + INITCALL(reserve_arch);
>> + INITCALL(reserve_stacks);
>> + INITCALL(dram_init_banksize);
>> + INITCALL(show_dram_config);
>> + WATCHDOG_RESET();
>> + INITCALL(setup_bdinfo);
>> + INITCALL(display_new_sp);
>> + WATCHDOG_RESET();
>> #if !defined(CONFIG_OF_BOARD_FIXUP) || !defined(CONFIG_OF_INITIAL_DTB_READONLY)
>> - reloc_fdt,
>> + INITCALL(reloc_fdt);
>> #endif
>> - reloc_bootstage,
>> - reloc_bloblist,
>> - setup_reloc,
>> + INITCALL(reloc_bootstage);
>> + INITCALL(reloc_bloblist);
>> + INITCALL(setup_reloc);
>> #if defined(CONFIG_X86) || defined(CONFIG_ARC)
>> - copy_uboot_to_ram,
>> - do_elf_reloc_fixups,
>> + INITCALL(copy_uboot_to_ram);
>> + INITCALL(do_elf_reloc_fixups);
>> #endif
>> - clear_bss,
>> + INITCALL(clear_bss);
>> /*
>> * Deregister all cyclic functions before relocation, so that
>> * gd->cyclic_list does not contain any references to pre-relocation
>> @@ -985,12 +988,11 @@ static const init_fnc_t init_sequence_f[] = {
>> * This should happen as late as possible so that the window where a
>> * watchdog device is not serviced is as small as possible.
>> */
>> - cyclic_unregister_all,
>> + INITCALL(cyclic_unregister_all);
>> #if !defined(CONFIG_ARM) && !defined(CONFIG_SANDBOX)
>> - jump_to_copy,
>> + INITCALL(jump_to_copy);
>> #endif
>> - NULL,
>> -};
>> +}
>>
>> void board_init_f(ulong boot_flags)
>> {
>> @@ -1000,8 +1002,7 @@ void board_init_f(ulong boot_flags)
>> gd->flags &= ~GD_FLG_HAVE_CONSOLE;
>> gd->boardf = &boardf;
>>
>> - if (initcall_run_list(init_sequence_f))
>> - hang();
>> + initcall_run_f();
>>
>> #if !defined(CONFIG_ARM) && !defined(CONFIG_SANDBOX) && \
>> !defined(CONFIG_EFI_APP) && !CONFIG_IS_ENABLED(X86_64) && \
>> diff --git a/include/initcall.h b/include/initcall.h
>> index 62d3bb67f08..9398a3ec7d5 100644
>> --- a/include/initcall.h
>> +++ b/include/initcall.h
>> @@ -8,6 +8,7 @@
>>
>> #include <asm/types.h>
>> #include <event.h>
>> +#include <hang.h>
>>
>> _Static_assert(EVT_COUNT < 256, "Can only support 256 event types with 8 bits");
>>
>> @@ -35,4 +36,30 @@ typedef int (*init_fnc_t)(void);
>> */
>> int initcall_run_list(const init_fnc_t init_sequence[]);
>>
>> +#define INITCALL(_call) \
>> + do { \
>> + if (_call()) { \
>> + debug("%s(): calling %s() failed\n", __func__, \
>> + #_call); \
>> + hang(); \
>> + } \
>> + } while (0)
>> +
>> +#define INITCALL_EVT(_evt) \
>> + do { \
>> + if (event_notify_null(_evt)) { \
>> + debug("%s(): event %d/%s failed\n", __func__, _evt, \
>> + event_type_name(_evt)) ; \
>> + hang(); \
>> + } \
>> + } while (0)
>> +
>> +#if defined(CONFIG_WATCHDOG) || defined(CONFIG_HW_WATCHDOG)
>> +#define WATCHDOG_INIT() INITCALL(init_func_watchdog_init)
>> +#define WATCHDOG_RESET() INITCALL(init_func_watchdog_reset)
>> +#else
>> +#define WATCHDOG_INIT()
>> +#define WATCHDOG_RESET()
>> +#endif
>> +
>> #endif
>> --
>> 2.43.0
>>
More information about the U-Boot
mailing list