diff options
Diffstat (limited to 'common')
| -rw-r--r-- | common/Kconfig | 23 | ||||
| -rw-r--r-- | common/board_f.c | 18 | ||||
| -rw-r--r-- | common/cmd_demo.c | 4 | ||||
| -rw-r--r-- | common/cmd_i2c.c | 4 | ||||
| -rw-r--r-- | common/malloc_simple.c | 2 |
5 files changed, 47 insertions, 4 deletions
diff --git a/common/Kconfig b/common/Kconfig index fd84fa0..2ca002d 100644 --- a/common/Kconfig +++ b/common/Kconfig @@ -153,6 +153,29 @@ endmenu menu "Device access commands" +config CMD_DM + bool "dm - Access to driver model information" + depends on DM + default y + help + Provides access to driver model data structures and information, + such as a list of devices, list of uclasses and the state of each + device (e.g. activated). This is not required for operation, but + can be useful to see the state of driver model for debugging or + interest. + +config CMD_DEMO + bool "demo - Demonstration commands for driver model" + depends on DM + help + Provides a 'demo' command which can be used to play around with + driver model. To use this properly you will need to enable one or + both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). + Otherwise you will always get an empty list of devices. The demo + devices are defined in the sandbox device tree, so the easiest + option is to use sandbox and pass the -d point to sandbox's + u-boot.dtb file. + config CMD_LOADB bool "loadb" help diff --git a/common/board_f.c b/common/board_f.c index bdad36b..2c10215 100644 --- a/common/board_f.c +++ b/common/board_f.c @@ -1075,4 +1075,22 @@ void board_init_f_r(void) /* NOTREACHED - board_init_r() does not return */ hang(); } +#else +ulong board_init_f_mem(ulong top) +{ + /* Leave space for the stack we are running with now */ + top -= 0x40; + + top -= sizeof(struct global_data); + top = ALIGN(top, 16); + gd = (struct global_data *)top; + memset((void *)gd, '\0', sizeof(*gd)); + +#ifdef CONFIG_SYS_MALLOC_F_LEN + top -= CONFIG_SYS_MALLOC_F_LEN; + gd->malloc_base = top; +#endif + + return top; +} #endif /* CONFIG_X86 */ diff --git a/common/cmd_demo.c b/common/cmd_demo.c index bcb34d9..8a10bdf 100644 --- a/common/cmd_demo.c +++ b/common/cmd_demo.c @@ -97,7 +97,9 @@ static int do_demo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) ARRAY_SIZE(demo_commands)); argc -= 2; argv += 2; - if (!demo_cmd || argc > demo_cmd->maxargs) + + if ((!demo_cmd || argc > demo_cmd->maxargs) || + ((demo_cmd->name[0] != 'l') && (argc < 1))) return CMD_RET_USAGE; if (argc) { diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c index 7c3ad00..fe8f77a 100644 --- a/common/cmd_i2c.c +++ b/common/cmd_i2c.c @@ -1730,7 +1730,7 @@ static int do_i2c_bus_speed(cmd_tbl_t * cmdtp, int flag, int argc, char * const #endif if (argc == 1) { #ifdef CONFIG_DM_I2C - speed = i2c_get_bus_speed(bus); + speed = dm_i2c_get_bus_speed(bus); #else speed = i2c_get_bus_speed(); #endif @@ -1740,7 +1740,7 @@ static int do_i2c_bus_speed(cmd_tbl_t * cmdtp, int flag, int argc, char * const speed = simple_strtoul(argv[1], NULL, 10); printf("Setting bus speed to %d Hz\n", speed); #ifdef CONFIG_DM_I2C - ret = i2c_set_bus_speed(bus, speed); + ret = dm_i2c_set_bus_speed(bus, speed); #else ret = i2c_set_bus_speed(speed); #endif diff --git a/common/malloc_simple.c b/common/malloc_simple.c index afdacff..64ae036 100644 --- a/common/malloc_simple.c +++ b/common/malloc_simple.c @@ -19,7 +19,7 @@ void *malloc_simple(size_t bytes) new_ptr = gd->malloc_ptr + bytes; if (new_ptr > gd->malloc_limit) - panic("Out of pre-reloc memory"); + return NULL; ptr = map_sysmem(gd->malloc_base + gd->malloc_ptr, bytes); gd->malloc_ptr = ALIGN(new_ptr, sizeof(new_ptr)); return ptr; |