diff options
Diffstat (limited to 'cmd/bdinfo.c')
| -rw-r--r-- | cmd/bdinfo.c | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/cmd/bdinfo.c b/cmd/bdinfo.c new file mode 100644 index 00000000000..f6e534dd5bb --- /dev/null +++ b/cmd/bdinfo.c @@ -0,0 +1,214 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Implements the 'bd' command to show board information + * + * (C) Copyright 2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + */ + +#include <command.h> +#include <dm.h> +#include <env.h> +#include <getopt.h> +#include <lmb.h> +#include <mapmem.h> +#include <net.h> +#include <serial.h> +#include <video.h> +#include <vsprintf.h> +#include <asm/cache.h> +#include <asm/global_data.h> +#include <display_options.h> + +DECLARE_GLOBAL_DATA_PTR; + +void bdinfo_print_size(const char *name, uint64_t size) +{ + printf("%-12s= ", name); + print_size(size, "\n"); +} + +void bdinfo_print_str(const char *name, const char *str) +{ + printf("%-12s= %s\n", name, str); +} + +void bdinfo_print_num_l(const char *name, ulong value) +{ + printf("%-12s= 0x%0*lx\n", name, 2 * (int)sizeof(value), value); +} + +void bdinfo_print_num_ll(const char *name, unsigned long long value) +{ + printf("%-12s= 0x%.*llx\n", name, 2 * (int)sizeof(ulong), value); +} + +static void print_eth(void) +{ + const int idx = eth_get_dev_index(); + uchar enetaddr[6]; + char name[10]; + int ret; + + if (idx) + sprintf(name, "eth%iaddr", idx); + else + strcpy(name, "ethaddr"); + + ret = eth_env_get_enetaddr_by_index("eth", idx, enetaddr); + + printf("current eth = %s\n", eth_get_name()); + if (!ret) + printf("%-12s= (not set)\n", name); + else + printf("%-12s= %pM\n", name, enetaddr); + printf("IP addr = %s\n", env_get("ipaddr")); +} + +void bdinfo_print_mhz(const char *name, unsigned long hz) +{ + char buf[32]; + + printf("%-12s= %6s MHz\n", name, strmhz(buf, hz)); +} + +static void print_bi_dram(const struct bd_info *bd) +{ + int i; + + for (i = 0; i < CONFIG_NR_DRAM_BANKS; ++i) { + if (bd->bi_dram[i].size) { + bdinfo_print_num_l("DRAM bank", i); + bdinfo_print_num_ll("-> start", bd->bi_dram[i].start); + bdinfo_print_num_ll("-> size", bd->bi_dram[i].size); + } + } +} + +__weak void arch_print_bdinfo(void) +{ +} + +static void show_video_info(void) +{ + const struct udevice *dev; + struct uclass *uc; + + uclass_id_foreach_dev(UCLASS_VIDEO, dev, uc) { + printf("%-12s= %s %sactive\n", "Video", dev->name, + device_active(dev) ? "" : "in"); + if (device_active(dev)) { + struct video_priv *upriv = dev_get_uclass_priv(dev); + struct video_uc_plat *plat = dev_get_uclass_plat(dev); + + bdinfo_print_num_ll("FB base", (ulong)upriv->fb); + if (upriv->copy_fb) { + bdinfo_print_num_ll("FB copy", + (ulong)upriv->copy_fb); + bdinfo_print_num_l(" copy size", + plat->copy_size); + } + printf("%-12s= %dx%dx%d\n", "FB size", upriv->xsize, + upriv->ysize, 1 << upriv->bpix); + } + } +} + +static void print_serial(struct udevice *dev) +{ + struct serial_device_info info; + int ret; + + if (!dev || !IS_ENABLED(CONFIG_DM_SERIAL)) + return; + + ret = serial_getinfo(dev, &info); + if (ret) + return; + + bdinfo_print_num_l("serial addr", info.addr); + bdinfo_print_num_l(" width", info.reg_width); + bdinfo_print_num_l(" shift", info.reg_shift); + bdinfo_print_num_l(" offset", info.reg_offset); + bdinfo_print_num_l(" clock", info.clock); +} + +static int bdinfo_print_all(struct bd_info *bd) +{ +#ifdef DEBUG + bdinfo_print_num_l("bd address", (ulong)bd); +#endif + bdinfo_print_num_l("boot_params", (ulong)bd->bi_boot_params); + print_bi_dram(bd); + if (IS_ENABLED(CONFIG_SYS_HAS_SRAM)) { + bdinfo_print_num_l("sramstart", (ulong)bd->bi_sramstart); + bdinfo_print_num_l("sramsize", (ulong)bd->bi_sramsize); + } + bdinfo_print_num_l("flashstart", (ulong)bd->bi_flashstart); + bdinfo_print_num_l("flashsize", (ulong)bd->bi_flashsize); + bdinfo_print_num_l("flashoffset", (ulong)bd->bi_flashoffset); + printf("baudrate = %u bps\n", gd->baudrate); + bdinfo_print_num_l("relocaddr", gd->relocaddr); + bdinfo_print_num_l("reloc off", gd->reloc_off); + printf("%-12s= %u-bit\n", "Build", (uint)sizeof(void *) * 8); + if (IS_ENABLED(CONFIG_CMD_NET)) + print_eth(); + bdinfo_print_num_l("fdt_blob", (ulong)map_to_sysmem(gd->fdt_blob)); + if (IS_ENABLED(CONFIG_VIDEO)) + show_video_info(); +#if CONFIG_IS_ENABLED(MULTI_DTB_FIT) + bdinfo_print_num_l("multi_dtb_fit", (ulong)gd->multi_dtb_fit); +#endif + if (IS_ENABLED(CONFIG_LMB) && gd->fdt_blob) { + lmb_dump_all_force(); + if (IS_ENABLED(CONFIG_OF_REAL)) + printf("devicetree = %s\n", fdtdec_get_srcname()); + } + print_serial(gd->cur_serial_dev); + + if (IS_ENABLED(CONFIG_CMD_BDINFO_EXTRA)) { + bdinfo_print_num_ll("stack ptr", (ulong)&bd); + bdinfo_print_num_ll("ram_top ptr", (ulong)gd->ram_top); + bdinfo_print_num_l("malloc base", gd_malloc_start()); + } + + arch_print_bdinfo(); + + return 0; +} + +int do_bdinfo(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) +{ + struct bd_info *bd = gd->bd; + struct getopt_state gs; + int opt; + + if (!CONFIG_IS_ENABLED(GETOPT) || argc == 1) + return bdinfo_print_all(bd); + + getopt_init_state(&gs); + while ((opt = getopt(&gs, argc, argv, "aem")) > 0) { + switch (opt) { + case 'a': + return bdinfo_print_all(bd); + case 'e': + if (!IS_ENABLED(CONFIG_CMD_NET)) + return CMD_RET_USAGE; + print_eth(); + return CMD_RET_SUCCESS; + case 'm': + print_bi_dram(bd); + return CMD_RET_SUCCESS; + default: + return CMD_RET_USAGE; + } + } + + return CMD_RET_USAGE; +} + +U_BOOT_CMD( + bdinfo, 2, 1, do_bdinfo, + "print Board Info structure", + "" +); |