cmd/bdinfo.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * (C) Copyright 2003
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 */

/*
 * Boot support
 */
#include <common.h>
#include <command.h>
#include <env.h>
#include <net.h>
#include <vsprintf.h>
#include <asm/cache.h>
#include <linux/compiler.h>

DECLARE_GLOBAL_DATA_PTR;

void print_cpu_word_size(void)
{
	printf("%-12s= %u-bit\n", "Build", (uint)sizeof(void *) * 8);
}

static void print_num(const char *name, ulong value)
{
	printf("%-12s= 0x%0*lx\n", name, 2 * (int)sizeof(value), value);
}

__maybe_unused
static void print_eth(int idx)
{
	char name[10], *val;
	if (idx)
		sprintf(name, "eth%iaddr", idx);
	else
		strcpy(name, "ethaddr");
	val = env_get(name);
	if (!val)
		val = "(not set)";
	printf("%-12s= %s\n", name, val);
}

#ifndef CONFIG_DM_ETH
__maybe_unused
static void print_eths(void)
{
	struct eth_device *dev;
	int i = 0;

	do {
		dev = eth_get_dev_by_index(i);
		if (dev) {
			printf("eth%dname    = %s\n", i, dev->name);
			print_eth(i);
			i++;
		}
	} while (dev);

	printf("current eth = %s\n", eth_get_name());
	printf("ip_addr     = %s\n", env_get("ipaddr"));
}
#endif

static void print_lnum(const char *name, unsigned long long value)
{
	printf("%-12s= 0x%.8llX\n", name, value);
}

static void print_mhz(const char *name, unsigned long hz)
{
	char buf[32];

	printf("%-12s= %6s MHz\n", name, strmhz(buf, hz));
}


static void print_bi_boot_params(const bd_t *bd)
{
	print_num("boot_params",	(ulong)bd->bi_boot_params);
}

static void print_bi_mem(const bd_t *bd)
{
#if defined(CONFIG_SH)
	print_num("mem start      ",	(ulong)bd->bi_memstart);
	print_lnum("mem size       ",	(u64)bd->bi_memsize);
#elif defined(CONFIG_ARC)
	print_num("mem start",		(ulong)bd->bi_memstart);
	print_lnum("mem size",		(u64)bd->bi_memsize);
#else
	print_num("memstart",		(ulong)bd->bi_memstart);
	print_lnum("memsize",		(u64)bd->bi_memsize);
#endif
}

static void print_bi_dram(const bd_t *bd)
{
#ifdef CONFIG_NR_DRAM_BANKS
	int i;

	for (i = 0; i < CONFIG_NR_DRAM_BANKS; ++i) {
		if (bd->bi_dram[i].size) {
			print_num("DRAM bank",	i);
			print_num("-> start",	bd->bi_dram[i].start);
			print_num("-> size",	bd->bi_dram[i].size);
		}
	}
#endif
}

static void print_bi_flash(const bd_t *bd)
{
	print_num("flashstart", (ulong)bd->bi_flashstart);
	print_num("flashsize", (ulong)bd->bi_flashsize);
	print_num("flashoffset", (ulong)bd->bi_flashoffset);
}

static void print_eth_ip_addr(void)
{
#if defined(CONFIG_CMD_NET)
	print_eth(0);
#if defined(CONFIG_HAS_ETH1)
	print_eth(1);
#endif
#if defined(CONFIG_HAS_ETH2)
	print_eth(2);
#endif
#if defined(CONFIG_HAS_ETH3)
	print_eth(3);
#endif
#if defined(CONFIG_HAS_ETH4)
	print_eth(4);
#endif
#if defined(CONFIG_HAS_ETH5)
	print_eth(5);
#endif
	printf("IP addr     = %s\n", env_get("ipaddr"));
#endif
}

static void print_baudrate(void)
{
#if defined(CONFIG_PPC)
	printf("baudrate    = %6u bps\n", gd->baudrate);
#else
	printf("baudrate    = %u bps\n", gd->baudrate);
#endif
}

static void print_std_bdinfo(const bd_t *bd)
{
	print_bi_boot_params(bd);
	print_bi_mem(bd);
	print_bi_flash(bd);
	print_eth_ip_addr();
	print_baudrate();
}

void __weak board_detail(void)
{
	/* Please define board_detail() for your PPC platform */
}

int do_bdinfo(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
	bd_t *bd = gd->bd;

#ifdef DEBUG
	print_num("bd address", (ulong)bd);
#endif
	if (IS_ENABLED(CONFIG_ARM))
		print_num("arch_number", bd->bi_arch_number);
	print_bi_dram(bd);
	print_std_bdinfo(bd);
	print_num("relocaddr", gd->relocaddr);
	print_num("reloc off", gd->reloc_off);
	print_cpu_word_size();
#if defined(CONFIG_CMD_NET) && !defined(CONFIG_DM_ETH)
	print_eths();
#endif
	print_num("fdt_blob", (ulong)gd->fdt_blob);
	print_num("new_fdt", (ulong)gd->new_fdt);
	print_num("fdt_size", (ulong)gd->fdt_size);
#if defined(CONFIG_LCD) || defined(CONFIG_VIDEO) || defined(CONFIG_DM_VIDEO)
	print_num("FB base  ", gd->fb_base);
#endif

	/* This section is used only by ARM */
#ifdef CONFIG_ARM
#ifdef CONFIG_SYS_MEM_RESERVE_SECURE
	if (gd->arch.secure_ram & MEM_RESERVE_SECURE_SECURED) {
		print_num("Secure ram",
			  gd->arch.secure_ram & MEM_RESERVE_SECURE_ADDR_MASK);
	}
#endif
#ifdef CONFIG_RESV_RAM
	if (gd->arch.resv_ram)
		print_num("Reserved ram", gd->arch.resv_ram);
#endif
#if !(CONFIG_IS_ENABLED(SYS_ICACHE_OFF) && CONFIG_IS_ENABLED(SYS_DCACHE_OFF))
	print_num("TLB addr", gd->arch.tlb_addr);
#endif
	print_num("irq_sp", gd->irq_sp);	/* irq stack pointer */
	print_num("sp start ", gd->start_addr_sp);
	/*
	 * TODO: Currently only support for davinci SOC's is added.
	 * Remove this check once all the board implement this.
	 */
#ifdef CONFIG_CLOCKS
	printf("ARM frequency = %ld MHz\n", gd->bd->bi_arm_freq);
	printf("DSP frequency = %ld MHz\n", gd->bd->bi_dsp_freq);
	printf("DDR frequency = %ld MHz\n", gd->bd->bi_ddr_freq);
#endif
#ifdef CONFIG_BOARD_TYPES
	printf("Board Type  = %ld\n", gd->board_type);
#endif
#if CONFIG_VAL(SYS_MALLOC_F_LEN)
	printf("Early malloc usage: %lx / %x\n", gd->malloc_ptr,
	       CONFIG_VAL(SYS_MALLOC_F_LEN));
#endif
#if CONFIG_IS_ENABLED(MULTI_DTB_FIT)
	print_num("multi_dtb_fit", (ulong)gd->multi_dtb_fit);
#endif
#endif /* CONFIG_ARM */

	/* This section is used only by ppc */
#if defined(CONFIG_MPC8xx) || defined(CONFIG_E500)
	print_num("immr_base", bd->bi_immr_base);
#endif
	if (IS_ENABLED(CONFIG_PPC)) {
		print_num("bootflags", bd->bi_bootflags);
		print_mhz("intfreq", bd->bi_intfreq);
#ifdef CONFIG_ENABLE_36BIT_PHYS
		if (IS_ENABLED(CONFIG_PHYS_64BIT))
			puts("addressing  = 36-bit\n");
		else
			puts("addressing  = 32-bit\n");
#endif
		board_detail();
	}
#if defined(CONFIG_CPM2)
	print_mhz("cpmfreq", bd->bi_cpmfreq);
	print_mhz("vco", bd->bi_vco);
	print_mhz("sccfreq", bd->bi_sccfreq);
	print_mhz("brgfreq", bd->bi_brgfreq);
#endif

	/* This is used by m68k and ppc */
#if defined(CONFIG_SYS_INIT_RAM_ADDR)
	print_num("sramstart", (ulong)bd->bi_sramstart);
	print_num("sramsize", (ulong)bd->bi_sramsize);
#endif
	if (IS_ENABLED(CONFIG_PPC) || IS_ENABLED(CONFIG_M68K))
		print_mhz("busfreq", bd->bi_busfreq);

	/* The rest are used only by m68k */
#ifdef CONFIG_M68K
#if defined(CONFIG_SYS_MBAR)
	print_num("mbar", bd->bi_mbar_base);
#endif
	print_mhz("cpufreq", bd->bi_intfreq);
	if (IS_ENABLED(CONFIG_PCI))
		print_mhz("pcifreq", bd->bi_pcifreq);
#ifdef CONFIG_EXTRA_CLOCK
	print_mhz("flbfreq", bd->bi_flbfreq);
	print_mhz("inpfreq", bd->bi_inpfreq);
	print_mhz("vcofreq", bd->bi_vcofreq);
#endif
#endif

	return 0;
}

/* -------------------------------------------------------------------- */

U_BOOT_CMD(
	bdinfo,	1,	1,	do_bdinfo,
	"print Board Info structure",
	""
);