diff options
| -rw-r--r-- | common/board_f.c | 7 | ||||
| -rw-r--r-- | include/initcall.h | 25 | ||||
| -rw-r--r-- | lib/initcall.c | 50 | ||||
| -rw-r--r-- | test/py/tests/test_trace.py | 11 |
4 files changed, 77 insertions, 16 deletions
diff --git a/common/board_f.c b/common/board_f.c index 2f986d9b289..a485ba62fa1 100644 --- a/common/board_f.c +++ b/common/board_f.c @@ -836,11 +836,6 @@ __weak int clear_bss(void) return 0; } -static int misc_init_f(void) -{ - return event_notify_null(EVT_MISC_INIT_F); -} - static const init_fnc_t init_sequence_f[] = { setup_mon_len, #ifdef CONFIG_OF_CONTROL @@ -899,7 +894,7 @@ static const init_fnc_t init_sequence_f[] = { show_board_info, #endif INIT_FUNC_WATCHDOG_INIT - misc_init_f, + INITCALL_EVENT(EVT_MISC_INIT_F), INIT_FUNC_WATCHDOG_RESET #if CONFIG_IS_ENABLED(SYS_I2C_LEGACY) init_func_i2c, diff --git a/include/initcall.h b/include/initcall.h index 01f3f2833f1..62d3bb67f08 100644 --- a/include/initcall.h +++ b/include/initcall.h @@ -6,8 +6,33 @@ #ifndef __INITCALL_H #define __INITCALL_H +#include <asm/types.h> +#include <event.h> + +_Static_assert(EVT_COUNT < 256, "Can only support 256 event types with 8 bits"); + +/** + * init_fnc_t - Init function + * + * Return: 0 if OK -ve on error + */ typedef int (*init_fnc_t)(void); +/* Top bit indicates that the initcall is an event */ +#define INITCALL_IS_EVENT GENMASK(BITS_PER_LONG - 1, 8) +#define INITCALL_EVENT_TYPE GENMASK(7, 0) + +#define INITCALL_EVENT(_type) (void *)((_type) | INITCALL_IS_EVENT) + +/** + * initcall_run_list() - Run through a list of function calls + * + * This calls functions one after the other, stopping at the first error, or + * when NULL is obtained. + * + * @init_sequence: NULL-terminated init sequence to run + * Return: 0 if OK, or -ve error code from the first failure + */ int initcall_run_list(const init_fnc_t init_sequence[]); #endif diff --git a/lib/initcall.c b/lib/initcall.c index 0f74cef32f8..33b7d761dc7 100644 --- a/lib/initcall.c +++ b/lib/initcall.c @@ -7,6 +7,7 @@ #include <efi.h> #include <initcall.h> #include <log.h> +#include <relocate.h> #include <asm/global_data.h> DECLARE_GLOBAL_DATA_PTR; @@ -25,6 +26,23 @@ static ulong calc_reloc_ofs(void) return 0; } + +/** + * initcall_is_event() - Get the event number for an initcall + * + * func: Function pointer to check + * Return: Event number, if this is an event, else 0 + */ +static int initcall_is_event(init_fnc_t func) +{ + ulong val = (ulong)func; + + if ((val & INITCALL_IS_EVENT) == INITCALL_IS_EVENT) + return val & INITCALL_EVENT_TYPE; + + return 0; +} + /* * To enable debugging. add #define DEBUG at the top of the including file. * @@ -34,23 +52,45 @@ int initcall_run_list(const init_fnc_t init_sequence[]) { ulong reloc_ofs = calc_reloc_ofs(); const init_fnc_t *ptr; + enum event_t type; init_fnc_t func; int ret = 0; for (ptr = init_sequence; func = *ptr, !ret && func; ptr++) { - if (reloc_ofs) { + type = initcall_is_event(func); + + if (type) { + if (!CONFIG_IS_ENABLED(EVENT)) + continue; + debug("initcall: event %d/%s\n", type, + event_type_name(type)); + } else if (reloc_ofs) { debug("initcall: %p (relocated to %p)\n", - (char *)func - reloc_ofs, func); + (char *)func - reloc_ofs, (char *)func); } else { debug("initcall: %p\n", (char *)func - reloc_ofs); } - ret = func(); + ret = type ? event_notify_null(type) : func(); } if (ret) { - printf("initcall failed at call %p (err=%dE)\n", - (char *)func - reloc_ofs, ret); + if (CONFIG_IS_ENABLED(EVENT)) { + char buf[60]; + + /* don't worry about buf size as we are dying here */ + if (type) { + sprintf(buf, "event %d/%s", type, + event_type_name(type)); + } else { + sprintf(buf, "call %p", func); + } + + printf("initcall failed at %s (err=%dE)\n", buf, ret); + } else { + printf("initcall failed at call %p (err=%d)\n", + (char *)func - reloc_ofs, ret); + } return ret; } diff --git a/test/py/tests/test_trace.py b/test/py/tests/test_trace.py index ad2250920d7..28a6e72f525 100644 --- a/test/py/tests/test_trace.py +++ b/test/py/tests/test_trace.py @@ -175,7 +175,7 @@ def check_funcgraph(cons, fname, proftool, map_fname, trace_dat): # Then look for this: # u-boot-1 [000] 282.101375: funcgraph_exit: 0.006 us | } # Then check for this: - # u-boot-1 [000] 282.101375: funcgraph_entry: 0.000 us | event_init(); + # u-boot-1 [000] 282.101375: funcgraph_entry: 0.000 us | initcall_is_event(); expected_indent = None found_start = False @@ -197,8 +197,9 @@ def check_funcgraph(cons, fname, proftool, map_fname, trace_dat): elif found_start and indent == expected_indent and brace == '}': found_end = True - # The next function after initf_bootstage() exits should be event_init() - assert upto == 'event_init()' + # The next function after initf_bootstage() exits should be + # initcall_is_event() + assert upto == 'initcall_is_event()' # Now look for initf_dm() and dm_timer_init() so we can check the bootstage # time @@ -247,7 +248,7 @@ def check_flamegraph(cons, fname, proftool, map_fname, trace_fg): # We expect dm_timer_init() to be called twice: once before relocation and # once after look1 = 'initf_dm;dm_timer_init 1' - look2 = 'board_init_r;initr_dm_devices;dm_timer_init 1' + look2 = 'board_init_r;initcall_run_list;initr_dm_devices;dm_timer_init 1' found = 0 with open(trace_fg, 'r') as fd: for line in fd: @@ -272,7 +273,7 @@ def check_flamegraph(cons, fname, proftool, map_fname, trace_fg): total += count return total - +check_flamegraph @pytest.mark.slow @pytest.mark.boardspec('sandbox') @pytest.mark.buildconfigspec('trace') |