* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <linux/compiler.h>
#include <version.h>
#include <environment.h>
+#include <dm.h>
#include <fdtdec.h>
#include <fs.h>
#if defined(CONFIG_CMD_IDE)
#include <i2c.h>
#include <initcall.h>
#include <logbuff.h>
+#include <malloc.h>
+#include <mapmem.h>
/* TODO: Can we move these into arch/ headers? */
#ifdef CONFIG_8xx
#ifdef CONFIG_MPC5xxx
#include <mpc5xxx.h>
#endif
+#if defined(CONFIG_MP) && (defined(CONFIG_MPC86xx) || defined(CONFIG_E500))
+#include <asm/mp.h>
+#endif
#include <os.h>
#include <post.h>
#include <spi.h>
+#include <status_led.h>
#include <trace.h>
#include <watchdog.h>
#include <asm/errno.h>
#include <asm/io.h>
-#ifdef CONFIG_MP
-#include <asm/mp.h>
-#endif
#include <asm/sections.h>
-#ifdef CONFIG_X86
+#if defined(CONFIG_X86) || defined(CONFIG_ARC)
#include <asm/init_helpers.h>
#include <asm/relocate.h>
#endif
#ifdef CONFIG_SANDBOX
#include <asm/state.h>
#endif
+#include <dm/root.h>
#include <linux/compiler.h>
/*
#endif
/*
- * sjg: IMO this code should be
+ * TODO(sjg@chromium.org): IMO this code should be
* refactored to a single function, something like:
*
* void led_set_state(enum led_colour_t colour, int on);
************************************************************************
* May be supplied by boards if desired
*/
-inline void __coloured_LED_init(void) {}
-void coloured_LED_init(void)
- __attribute__((weak, alias("__coloured_LED_init")));
-inline void __red_led_on(void) {}
-void red_led_on(void) __attribute__((weak, alias("__red_led_on")));
-inline void __red_led_off(void) {}
-void red_led_off(void) __attribute__((weak, alias("__red_led_off")));
-inline void __green_led_on(void) {}
-void green_led_on(void) __attribute__((weak, alias("__green_led_on")));
-inline void __green_led_off(void) {}
-void green_led_off(void) __attribute__((weak, alias("__green_led_off")));
-inline void __yellow_led_on(void) {}
-void yellow_led_on(void) __attribute__((weak, alias("__yellow_led_on")));
-inline void __yellow_led_off(void) {}
-void yellow_led_off(void) __attribute__((weak, alias("__yellow_led_off")));
-inline void __blue_led_on(void) {}
-void blue_led_on(void) __attribute__((weak, alias("__blue_led_on")));
-inline void __blue_led_off(void) {}
-void blue_led_off(void) __attribute__((weak, alias("__blue_led_off")));
+__weak void coloured_LED_init(void) {}
+__weak void red_led_on(void) {}
+__weak void red_led_off(void) {}
+__weak void green_led_on(void) {}
+__weak void green_led_off(void) {}
+__weak void yellow_led_on(void) {}
+__weak void yellow_led_off(void) {}
+__weak void blue_led_on(void) {}
+__weak void blue_led_off(void) {}
/*
* Why is gd allocated a register? Prior to reloc it might be better to
* Could the CONFIG_SPL_BUILD infection become a flag in gd?
*/
-#if defined(CONFIG_WATCHDOG)
+#if defined(CONFIG_WATCHDOG) || defined(CONFIG_HW_WATCHDOG)
static int init_func_watchdog_init(void)
{
+# if defined(CONFIG_HW_WATCHDOG) && (defined(CONFIG_BLACKFIN) || \
+ defined(CONFIG_M68K) || defined(CONFIG_MICROBLAZE) || \
+ defined(CONFIG_SH) || defined(CONFIG_AT91SAM9_WATCHDOG) || \
+ defined(CONFIG_IMX_WATCHDOG))
+ hw_watchdog_init();
+# endif
puts(" Watchdog enabled\n");
WATCHDOG_RESET();
}
#endif /* CONFIG_WATCHDOG */
-void __board_add_ram_info(int use_default)
+__weak void board_add_ram_info(int use_default)
{
/* please define platform specific board_add_ram_info() */
}
-void board_add_ram_info(int)
- __attribute__ ((weak, alias("__board_add_ram_info")));
-
static int init_baud_rate(void)
{
gd->baudrate = getenv_ulong("baudrate", 10, CONFIG_BAUDRATE);
static int display_text_info(void)
{
-#ifndef CONFIG_SANDBOX
- ulong bss_start, bss_end;
+#if !defined(CONFIG_SANDBOX) && !defined(CONFIG_EFI_APP)
+ ulong bss_start, bss_end, text_base;
-#ifdef CONFIG_SYS_SYM_OFFSETS
- bss_start = _bss_start_ofs + _TEXT_BASE;
- bss_end = _bss_end_ofs + _TEXT_BASE;
-#else
bss_start = (ulong)&__bss_start;
bss_end = (ulong)&__bss_end;
+
+#ifdef CONFIG_SYS_TEXT_BASE
+ text_base = CONFIG_SYS_TEXT_BASE;
+#else
+ text_base = CONFIG_SYS_MONITOR_BASE;
#endif
- debug("U-Boot code: %08X -> %08lX BSS: -> %08lX\n",
- CONFIG_SYS_TEXT_BASE, bss_start, bss_end);
+
+ debug("U-Boot code: %08lX -> %08lX BSS: -> %08lX\n",
+ text_base, bss_start, bss_end);
#endif
#ifdef CONFIG_MODEM_SUPPORT
return 0;
}
-#ifdef CONFIG_PPC
+#if defined(CONFIG_MIPS) || defined(CONFIG_PPC) || defined(CONFIG_M68K)
static int init_func_ram(void)
{
#ifdef CONFIG_BOARD_TYPES
static int show_dram_config(void)
{
- ulong size;
+ unsigned long long size;
#ifdef CONFIG_NR_DRAM_BANKS
int i;
return 0;
}
-ulong get_effective_memsize(void)
-{
-#ifndef CONFIG_VERY_BIG_RAM
- return gd->ram_size;
-#else
- /* limit stack to what we can reasonable map */
- return ((gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
- CONFIG_MAX_MEM_MAPPED : gd->ram_size);
-#endif
-}
-
-void __dram_init_banksize(void)
+__weak void dram_init_banksize(void)
{
#if defined(CONFIG_NR_DRAM_BANKS) && defined(CONFIG_SYS_SDRAM_BASE)
gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
#endif
}
-void dram_init_banksize(void)
- __attribute__((weak, alias("__dram_init_banksize")));
-
#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SYS_I2C)
static int init_func_i2c(void)
{
puts("I2C: ");
+#ifdef CONFIG_SYS_I2C
+ i2c_init_all();
+#else
i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
+#endif
puts("ready\n");
return 0;
}
static int setup_mon_len(void)
{
-#ifdef CONFIG_SYS_SYM_OFFSETS
- gd->mon_len = _bss_end_ofs;
-#elif defined(CONFIG_SANDBOX)
+#if defined(__ARM__) || defined(__MICROBLAZE__)
+ gd->mon_len = (ulong)&__bss_end - (ulong)_start;
+#elif defined(CONFIG_SANDBOX) || defined(CONFIG_EFI_APP)
gd->mon_len = (ulong)&_end - (ulong)_init;
+#elif defined(CONFIG_BLACKFIN) || defined(CONFIG_NIOS2)
+ gd->mon_len = CONFIG_SYS_MONITOR_LEN;
#else
/* TODO: use (ulong)&__bss_end - (ulong)&__text_start; ? */
gd->mon_len = (ulong)&__bss_end - CONFIG_SYS_MONITOR_BASE;
return 0;
}
-#ifdef CONFIG_OF_HOSTFILE
-
-#define CHECK(x) err = (x); if (err) goto failed;
-
-/* Create an empty device tree blob */
-static int make_empty_fdt(void *fdt)
+__weak unsigned long get_timer_masked(void)
{
- int err;
-
- CHECK(fdt_create(fdt, 256));
- CHECK(fdt_finish_reservemap(fdt));
- CHECK(fdt_begin_node(fdt, ""));
- CHECK(fdt_end_node(fdt));
- CHECK(fdt_finish(fdt));
-
- return 0;
-failed:
- printf("Unable to create empty FDT: %s\n", fdt_strerror(err));
- return -EACCES;
-}
-
-static int read_fdt_from_file(void)
-{
- struct sandbox_state *state = state_get_current();
- void *blob;
- int size;
- int err;
-
- blob = map_sysmem(CONFIG_SYS_FDT_LOAD_ADDR, 0);
- if (!state->fdt_fname) {
- err = make_empty_fdt(blob);
- if (!err)
- goto done;
- return err;
- }
- err = fs_set_blk_dev("host", NULL, FS_TYPE_SANDBOX);
- if (err)
- return err;
- size = fs_read(state->fdt_fname, CONFIG_SYS_FDT_LOAD_ADDR, 0, 0);
- if (size < 0)
- return -EIO;
-
-done:
- gd->fdt_blob = blob;
-
- return 0;
+ return get_timer(0);
}
-#endif
#ifdef CONFIG_SANDBOX
static int setup_ram_buf(void)
{
- gd->arch.ram_buf = os_malloc(CONFIG_SYS_SDRAM_SIZE);
- assert(gd->arch.ram_buf);
- gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
+ struct sandbox_state *state = state_get_current();
- return 0;
-}
-#endif
+ gd->arch.ram_buf = state->ram_buf;
+ gd->ram_size = state->ram_size;
-static int setup_fdt(void)
-{
-#ifdef CONFIG_OF_EMBED
- /* Get a pointer to the FDT */
- gd->fdt_blob = _binary_dt_dtb_start;
-#elif defined CONFIG_OF_SEPARATE
- /* FDT is at end of image */
-# ifdef CONFIG_SYS_SYM_OFFSETS
- gd->fdt_blob = (void *)(_end_ofs + CONFIG_SYS_TEXT_BASE);
-# else
- gd->fdt_blob = (ulong *)&_end;
-# endif
-#elif defined(CONFIG_OF_HOSTFILE)
- if (read_fdt_from_file()) {
- puts("Failed to read control FDT\n");
- return -1;
- }
-#endif
- /* Allow the early environment to override the fdt address */
- gd->fdt_blob = (void *)getenv_ulong("fdtcontroladdr", 16,
- (uintptr_t)gd->fdt_blob);
return 0;
}
+#endif
/* Get the top of usable RAM */
__weak ulong board_get_usable_ram_top(ulong total_size)
{
+#ifdef CONFIG_SYS_SDRAM_BASE
+ /*
+ * Detect whether we have so much RAM that it goes past the end of our
+ * 32-bit address space. If so, clip the usable RAM so it doesn't.
+ */
+ if (gd->ram_top < CONFIG_SYS_SDRAM_BASE)
+ /*
+ * Will wrap back to top of 32-bit space when reservations
+ * are made.
+ */
+ return 0;
+#endif
return gd->ram_top;
}
static int reserve_mmu(void)
{
/* reserve TLB table */
- gd->arch.tlb_size = 4096 * 4;
+ gd->arch.tlb_size = PGTABLE_SIZE;
gd->relocaddr -= gd->arch.tlb_size;
/* round down to next 64 kB limit */
return 0;
}
-#if defined(CONFIG_VIDEO) && (!defined(CONFIG_PPC) || defined(CONFIG_8xx)) \
- && !defined(CONFIG_ARM) && !defined(CONFIG_X86)
+#if defined(CONFIG_VIDEO) && (!defined(CONFIG_PPC) || defined(CONFIG_8xx)) && \
+ !defined(CONFIG_ARM) && !defined(CONFIG_X86) && \
+ !defined(CONFIG_BLACKFIN) && !defined(CONFIG_M68K)
static int reserve_video(void)
{
/* reserve memory for video display (always full pages) */
/* (permanently) allocate a Board Info struct */
static int reserve_board(void)
{
- gd->start_addr_sp -= sizeof(bd_t);
- gd->bd = (bd_t *)map_sysmem(gd->start_addr_sp, sizeof(bd_t));
- memset(gd->bd, '\0', sizeof(bd_t));
- debug("Reserving %zu Bytes for Board Info at: %08lx\n",
- sizeof(bd_t), gd->start_addr_sp);
+ if (!gd->bd) {
+ gd->start_addr_sp -= sizeof(bd_t);
+ gd->bd = (bd_t *)map_sysmem(gd->start_addr_sp, sizeof(bd_t));
+ memset(gd->bd, '\0', sizeof(bd_t));
+ debug("Reserving %zu Bytes for Board Info at: %08lx\n",
+ sizeof(bd_t), gd->start_addr_sp);
+ }
return 0;
}
#endif
static int reserve_fdt(void)
{
/*
- * If the device tree is sitting immediate above our image then we
+ * If the device tree is sitting immediately above our image then we
* must relocate it. If it is embedded in the data section, then it
* will be relocated with other data.
*/
return 0;
}
-static int reserve_stacks(void)
+int arch_reserve_stacks(void)
{
-#ifdef CONFIG_SPL_BUILD
-# ifdef CONFIG_ARM
- gd->start_addr_sp -= 128; /* leave 32 words for abort-stack */
- gd->irq_sp = gd->start_addr_sp;
-# endif
-#else
-# ifdef CONFIG_PPC
- ulong *s;
-# endif
+ return 0;
+}
- /* setup stack pointer for exceptions */
+static int reserve_stacks(void)
+{
+ /* make stack pointer 16-byte aligned */
gd->start_addr_sp -= 16;
gd->start_addr_sp &= ~0xf;
- gd->irq_sp = gd->start_addr_sp;
/*
- * Handle architecture-specific things here
- * TODO(sjg@chromium.org): Perhaps create arch_reserve_stack()
- * to handle this and put in arch/xxx/lib/stack.c
+ * let the architecture-specific code tailor gd->start_addr_sp and
+ * gd->irq_sp
*/
-# ifdef CONFIG_ARM
-# ifdef CONFIG_USE_IRQ
- gd->start_addr_sp -= (CONFIG_STACKSIZE_IRQ + CONFIG_STACKSIZE_FIQ);
- debug("Reserving %zu Bytes for IRQ stack at: %08lx\n",
- CONFIG_STACKSIZE_IRQ + CONFIG_STACKSIZE_FIQ, gd->start_addr_sp);
-
- /* 8-byte alignment for ARM ABI compliance */
- gd->start_addr_sp &= ~0x07;
-# endif
- /* leave 3 words for abort-stack, plus 1 for alignment */
- gd->start_addr_sp -= 16;
-# elif defined(CONFIG_PPC)
- /* Clear initial stack frame */
- s = (ulong *) gd->start_addr_sp;
- *s = 0; /* Terminate back chain */
- *++s = 0; /* NULL return address */
-# endif /* Architecture specific code */
-
- return 0;
-#endif
+ return arch_reserve_stacks();
}
static int display_new_sp(void)
return 0;
}
-#ifdef CONFIG_PPC
+#if defined(CONFIG_PPC) || defined(CONFIG_M68K)
static int setup_board_part1(void)
{
bd_t *bd = gd->bd;
/*
* Save local variables to board info struct
*/
-
bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; /* start of memory */
bd->bi_memsize = gd->ram_size; /* size in bytes */
bd->bi_sramsize = CONFIG_SYS_SRAM_SIZE; /* size of SRAM */
#endif
-#if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
+#if defined(CONFIG_8xx) || defined(CONFIG_MPC8260) || defined(CONFIG_5xx) || \
defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
bd->bi_immr_base = CONFIG_SYS_IMMR; /* base of IMMR register */
#endif
-#if defined(CONFIG_MPC5xxx)
+#if defined(CONFIG_MPC5xxx) || defined(CONFIG_M68K)
bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
#endif
#if defined(CONFIG_MPC83xx)
bd->bi_ipbfreq = gd->arch.ipb_clk;
bd->bi_pcifreq = gd->pci_clk;
#endif /* CONFIG_MPC5xxx */
+#if defined(CONFIG_M68K) && defined(CONFIG_PCI)
+ bd->bi_pcifreq = gd->pci_clk;
+#endif
+#if defined(CONFIG_EXTRA_CLOCK)
+ bd->bi_inpfreq = gd->arch.inp_clk; /* input Freq in Hz */
+ bd->bi_vcofreq = gd->arch.vco_clk; /* vco Freq in Hz */
+ bd->bi_flbfreq = gd->arch.flb_clk; /* flexbus Freq in Hz */
+#endif
return 0;
}
}
#endif
-static int setup_baud_rate(void)
-{
- /* Ick, can we get rid of this line? */
- gd->bd->bi_baudrate = gd->baudrate;
-
- return 0;
-}
-
static int setup_dram_config(void)
{
/* Ram is board specific, so move it to board code ... */
static int reloc_fdt(void)
{
+ if (gd->flags & GD_FLG_SKIP_RELOC)
+ return 0;
if (gd->new_fdt) {
memcpy(gd->new_fdt, gd->fdt_blob, gd->fdt_size);
gd->fdt_blob = gd->new_fdt;
static int setup_reloc(void)
{
+ if (gd->flags & GD_FLG_SKIP_RELOC) {
+ debug("Skipping relocation due to flag\n");
+ return 0;
+ }
+
+#ifdef CONFIG_SYS_TEXT_BASE
+#if defined(CONFIG_M68K)
+ /*
+ * On all ColdFire arch cpu, monitor code starts always
+ * just after the default vector table location, so at 0x400
+ */
+ gd->reloc_off = gd->relocaddr - (CONFIG_SYS_TEXT_BASE + 0x400);
+#elif defined(CONFIG_ARM)
+ gd->reloc_off = gd->relocaddr - (unsigned long)__image_copy_start;
+#else
gd->reloc_off = gd->relocaddr - CONFIG_SYS_TEXT_BASE;
+#endif
+#endif
memcpy(gd->new_gd, (char *)gd, sizeof(gd_t));
debug("Relocation Offset is: %08lx\n", gd->reloc_off);
}
/* ARM calls relocate_code from its crt0.S */
-#if !defined(CONFIG_ARM)
+#if !defined(CONFIG_ARM) && !defined(CONFIG_SANDBOX)
static int jump_to_copy(void)
{
+ if (gd->flags & GD_FLG_SKIP_RELOC)
+ return 0;
/*
* x86 is special, but in a nice way. It uses a trampoline which
* enables the dcache if possible.
* similarly for all archs. When we do generic relocation, hopefully
* we can make all archs enable the dcache prior to relocation.
*/
-#ifdef CONFIG_X86
+#if defined(CONFIG_X86) || defined(CONFIG_ARC)
/*
* SDRAM and console are now initialised. The final stack can now
* be setup in SDRAM. Code execution will continue in Flash, but
* (CPU cache)
*/
board_init_f_r_trampoline(gd->start_addr_sp);
-#elif defined(CONFIG_SANDBOX)
- board_init_r(gd->new_gd, 0);
#else
relocate_code(gd->start_addr_sp, gd->new_gd, gd->relocaddr);
#endif
return 0;
}
-static init_fnc_t init_sequence_f[] = {
-#if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC512X) && \
- !defined(CONFIG_MPC83xx) && !defined(CONFIG_MPC85xx) && \
- !defined(CONFIG_MPC86xx) && !defined(CONFIG_X86)
- zero_global_data,
+static int initf_dm(void)
+{
+#if defined(CONFIG_DM) && defined(CONFIG_SYS_MALLOC_F_LEN)
+ int ret;
+
+ ret = dm_init_and_scan(true);
+ if (ret)
+ return ret;
#endif
+
+ return 0;
+}
+
+/* Architecture-specific memory reservation */
+__weak int reserve_arch(void)
+{
+ return 0;
+}
+
+__weak int arch_cpu_init_dm(void)
+{
+ return 0;
+}
+
+static init_fnc_t init_sequence_f[] = {
#ifdef CONFIG_SANDBOX
setup_ram_buf,
#endif
setup_mon_len,
- setup_fdt,
+#ifdef CONFIG_OF_CONTROL
+ fdtdec_setup,
+#endif
+#if defined(CONFIG_X86) && defined(CONFIG_HAVE_FSP)
+ x86_fsp_init,
+#endif
+#ifdef CONFIG_TRACE
trace_early_init,
+#endif
+ initf_malloc,
#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
/* TODO: can this go into arch_cpu_init()? */
probecpu,
#endif
arch_cpu_init, /* basic arch cpu dependent setup */
-#ifdef CONFIG_X86
- cpu_init_f, /* TODO(sjg@chromium.org): remove */
-# ifdef CONFIG_OF_CONTROL
- find_fdt, /* TODO(sjg@chromium.org): remove */
-# endif
-#endif
mark_bootstage,
-#ifdef CONFIG_OF_CONTROL
- fdtdec_check_fdt,
-#endif
+ initf_dm,
+ arch_cpu_init_dm,
#if defined(CONFIG_BOARD_EARLY_INIT_F)
board_early_init_f,
#endif
/* TODO: can we rename this to timer_init()? */
init_timebase,
#endif
-#ifdef CONFIG_ARM
+#if defined(CONFIG_ARM) || defined(CONFIG_MIPS) || defined(CONFIG_BLACKFIN)
timer_init, /* initialize timer */
#endif
#ifdef CONFIG_SYS_ALLOC_DPRAM
#endif
#ifdef CONFIG_FSL_ESDHC
get_clocks,
+#endif
+#ifdef CONFIG_M68K
+ get_clocks,
#endif
env_init, /* initialize environment */
#if defined(CONFIG_8xx_CPUCLK_DEFAULT)
#endif
display_options, /* say that we are here */
display_text_info, /* show debugging info if required */
-#if defined(CONFIG_8260)
+#if defined(CONFIG_MPC8260)
prt_8260_rsr,
prt_8260_clks,
-#endif /* CONFIG_8260 */
+#endif /* CONFIG_MPC8260 */
#if defined(CONFIG_MPC83xx)
prt_83xx_rsr,
#endif
-#ifdef CONFIG_PPC
+#if defined(CONFIG_PPC) || defined(CONFIG_M68K)
checkcpu,
#endif
-#if defined(CONFIG_DISPLAY_CPUINFO)
print_cpuinfo, /* display cpu info (and speed) */
-#endif
#if defined(CONFIG_MPC5xxx)
prt_mpc5xxx_clks,
#endif /* CONFIG_MPC5xxx */
#if defined(CONFIG_DISPLAY_BOARDINFO)
- checkboard, /* display board info */
+ show_board_info,
#endif
INIT_FUNC_WATCHDOG_INIT
#if defined(CONFIG_MISC_INIT_F)
#endif
#if defined(CONFIG_HARD_SPI)
init_func_spi,
-#endif
-#ifdef CONFIG_X86
- dram_init_f, /* configure available RAM banks */
- calculate_relocation_address,
#endif
announce_dram_init,
/* TODO: unify all these dram functions? */
-#ifdef CONFIG_ARM
+#if defined(CONFIG_ARM) || defined(CONFIG_X86) || defined(CONFIG_MICROBLAZE) || defined(CONFIG_AVR32)
dram_init, /* configure available RAM banks */
#endif
-#ifdef CONFIG_PPC
+#if defined(CONFIG_MIPS) || defined(CONFIG_PPC) || defined(CONFIG_M68K)
init_func_ram,
#endif
#ifdef CONFIG_POST
* - board info struct
*/
setup_dest_addr,
+#if defined(CONFIG_BLACKFIN) || defined(CONFIG_NIOS2)
+ /* Blackfin u-boot monitor should be on top of the ram */
+ reserve_uboot,
+#endif
#if defined(CONFIG_LOGBUFFER) && !defined(CONFIG_ALT_LB_ADDR)
reserve_logbuffer,
#endif
#endif
reserve_trace,
/* TODO: Why the dependency on CONFIG_8xx? */
-#if defined(CONFIG_VIDEO) && (!defined(CONFIG_PPC) || defined(CONFIG_8xx)) \
- && !defined(CONFIG_ARM) && !defined(CONFIG_X86)
+#if defined(CONFIG_VIDEO) && (!defined(CONFIG_PPC) || defined(CONFIG_8xx)) && \
+ !defined(CONFIG_ARM) && !defined(CONFIG_X86) && \
+ !defined(CONFIG_BLACKFIN) && !defined(CONFIG_M68K)
reserve_video,
#endif
+#if !defined(CONFIG_BLACKFIN) && !defined(CONFIG_NIOS2)
reserve_uboot,
+#endif
#ifndef CONFIG_SPL_BUILD
reserve_malloc,
reserve_board,
setup_machine,
reserve_global_data,
reserve_fdt,
+ reserve_arch,
reserve_stacks,
setup_dram_config,
show_dram_config,
-#ifdef CONFIG_PPC
+#if defined(CONFIG_PPC) || defined(CONFIG_M68K)
setup_board_part1,
INIT_FUNC_WATCHDOG_RESET
setup_board_part2,
#endif
- setup_baud_rate,
display_new_sp,
#ifdef CONFIG_SYS_EXTBDINFO
setup_board_extra,
INIT_FUNC_WATCHDOG_RESET
reloc_fdt,
setup_reloc,
-#ifndef CONFIG_ARM
+#if defined(CONFIG_X86) || defined(CONFIG_ARC)
+ copy_uboot_to_ram,
+ clear_bss,
+ do_elf_reloc_fixups,
+#endif
+#if !defined(CONFIG_ARM) && !defined(CONFIG_SANDBOX)
jump_to_copy,
#endif
NULL,
void board_init_f(ulong boot_flags)
{
-#ifndef CONFIG_X86
+#ifdef CONFIG_SYS_GENERIC_GLOBAL_DATA
+ /*
+ * For some archtectures, global data is initialized and used before
+ * calling this function. The data should be preserved. For others,
+ * CONFIG_SYS_GENERIC_GLOBAL_DATA should be defined and use the stack
+ * here to host global data until relocation.
+ */
gd_t data;
gd = &data;
+
+ /*
+ * Clear global data before it is accessed at debug print
+ * in initcall_run_list. Otherwise the debug print probably
+ * get the wrong vaule of gd->have_console.
+ */
+ zero_global_data();
#endif
gd->flags = boot_flags;
+ gd->have_console = 0;
if (initcall_run_list(init_sequence_f))
hang();
-#ifndef CONFIG_ARM
+#if !defined(CONFIG_ARM) && !defined(CONFIG_SANDBOX) && \
+ !defined(CONFIG_EFI_APP)
/* NOTREACHED - jump_to_copy() does not return */
hang();
#endif
}
-#ifdef CONFIG_X86
+#if defined(CONFIG_X86) || defined(CONFIG_ARC)
/*
* For now this code is only used on x86.
*
*/
static init_fnc_t init_sequence_f_r[] = {
init_cache_f_r,
- copy_uboot_to_ram,
- clear_bss,
- do_elf_reloc_fixups,
NULL,
};
* Transfer execution from Flash to RAM by calculating the address
* of the in-RAM copy of board_init_r() and calling it
*/
- (board_init_r + gd->reloc_off)(gd, gd->relocaddr);
+ (board_init_r + gd->reloc_off)((gd_t *)gd, gd->relocaddr);
/* NOTREACHED - board_init_r() does not return */
hang();
}
#endif /* CONFIG_X86 */
+
+#ifndef CONFIG_X86
+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 */
projects / karo-tx-uboot.git / blobdiff