X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=common%2Fboard_f.c;h=7951fd16fe0d7b8c01939f0c23205747e6e6948a;hb=3c97c1d9ce78c8cf530974dafebb03be69f7cc0f;hp=c265379d9b7ecd7485adf80cccda28c2c9f053f4;hpb=5340c50eeafc43a748e2044c715b9976264973d2;p=karo-tx-uboot.git diff --git a/common/board_f.c b/common/board_f.c index c265379d9b..7951fd16fe 100644 --- a/common/board_f.c +++ b/common/board_f.c @@ -23,6 +23,8 @@ #include #include #include +#include +#include /* TODO: Can we move these into arch/ headers? */ #ifdef CONFIG_8xx @@ -47,7 +49,7 @@ #include #include #include -#ifdef CONFIG_X86 +#if defined(CONFIG_X86) || defined(CONFIG_ARC) #include #include #endif @@ -71,7 +73,7 @@ DECLARE_GLOBAL_DATA_PTR; #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); @@ -111,7 +113,8 @@ 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_SH) || defined(CONFIG_AT91SAM9_WATCHDOG) || \ + defined(CONFIG_IMX_WATCHDOG)) hw_watchdog_init(); # endif puts(" Watchdog enabled\n"); @@ -141,7 +144,7 @@ static int init_baud_rate(void) static int display_text_info(void) { -#ifndef CONFIG_SANDBOX +#if !defined(CONFIG_SANDBOX) && !defined(CONFIG_EFI_APP) ulong bss_start, bss_end, text_base; bss_start = (ulong)&__bss_start; @@ -203,7 +206,8 @@ static int show_dram_config(void) debug("\nRAM Configuration:\n"); for (i = size = 0; i < CONFIG_NR_DRAM_BANKS; i++) { size += gd->bd->bi_dram[i].size; - debug("Bank #%d: %08lx ", i, gd->bd->bi_dram[i].start); + debug("Bank #%d: %llx ", i, + (unsigned long long)(gd->bd->bi_dram[i].start)); #ifdef DEBUG print_size(gd->bd->bi_dram[i].size, "\n"); #endif @@ -264,10 +268,12 @@ static int setup_mon_len(void) { #if defined(__ARM__) || defined(__MICROBLAZE__) gd->mon_len = (ulong)&__bss_end - (ulong)_start; -#elif defined(CONFIG_SANDBOX) +#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; +#elif defined(CONFIG_NDS32) + gd->mon_len = (ulong)(&__bss_end) - (ulong)(&_start); #else /* TODO: use (ulong)&__bss_end - (ulong)&__text_start; ? */ gd->mon_len = (ulong)&__bss_end - CONFIG_SYS_MONITOR_BASE; @@ -285,49 +291,6 @@ __weak unsigned long get_timer_masked(void) return get_timer(0); } -#ifdef CONFIG_OF_HOSTFILE - -static int read_fdt_from_file(void) -{ - struct sandbox_state *state = state_get_current(); - const char *fname = state->fdt_fname; - void *blob; - loff_t size; - int err; - int fd; - - blob = map_sysmem(CONFIG_SYS_FDT_LOAD_ADDR, 0); - if (!state->fdt_fname) { - err = fdt_create_empty_tree(blob, 256); - if (!err) - goto done; - printf("Unable to create empty FDT: %s\n", fdt_strerror(err)); - return -EINVAL; - } - - err = os_get_filesize(fname, &size); - if (err < 0) { - printf("Failed to file FDT file '%s'\n", fname); - return err; - } - fd = os_open(fname, OS_O_RDONLY); - if (fd < 0) { - printf("Failed to open FDT file '%s'\n", fname); - return -EACCES; - } - if (os_read(fd, blob, size) != size) { - os_close(fd); - return -EIO; - } - os_close(fd); - -done: - gd->fdt_blob = blob; - - return 0; -} -#endif - #ifdef CONFIG_SANDBOX static int setup_ram_buf(void) { @@ -340,34 +303,12 @@ static int setup_ram_buf(void) } #endif -static int setup_fdt(void) -{ -#ifdef CONFIG_OF_CONTROL -# ifdef CONFIG_OF_EMBED - /* Get a pointer to the FDT */ - gd->fdt_blob = __dtb_dt_begin; -# elif defined CONFIG_OF_SEPARATE - /* FDT is at end of image */ - gd->fdt_blob = (ulong *)&_end; -# 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); -#endif - return 0; -} - /* 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 it goes past the end of our + * 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) @@ -498,7 +439,7 @@ static int reserve_trace(void) #if defined(CONFIG_VIDEO) && (!defined(CONFIG_PPC) || defined(CONFIG_8xx)) && \ !defined(CONFIG_ARM) && !defined(CONFIG_X86) && \ - !defined(CONFIG_BLACKFIN) + !defined(CONFIG_BLACKFIN) && !defined(CONFIG_M68K) static int reserve_video(void) { /* reserve memory for video display (always full pages) */ @@ -574,7 +515,7 @@ static int reserve_global_data(void) 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. */ @@ -602,7 +543,7 @@ static int reserve_stacks(void) gd->start_addr_sp &= ~0xf; /* - * let the architecture specific code tailor gd->start_addr_sp and + * let the architecture-specific code tailor gd->start_addr_sp and * gd->irq_sp */ return arch_reserve_stacks(); @@ -623,7 +564,6 @@ static int setup_board_part1(void) /* * 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 */ @@ -722,6 +662,8 @@ static int setup_dram_config(void) 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; @@ -732,6 +674,11 @@ static int reloc_fdt(void) 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) /* @@ -743,6 +690,7 @@ static int setup_reloc(void) 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)); @@ -759,6 +707,8 @@ static int setup_reloc(void) 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. @@ -767,13 +717,14 @@ static int jump_to_copy(void) * 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 * with the stack in SDRAM and Global Data in temporary memory * (CPU cache) */ + arch_setup_gd(gd->new_gd); board_init_f_r_trampoline(gd->start_addr_sp); #else relocate_code(gd->start_addr_sp, gd->new_gd, gd->relocaddr); @@ -791,17 +742,6 @@ static int mark_bootstage(void) return 0; } -static int initf_malloc(void) -{ -#ifdef CONFIG_SYS_MALLOC_F_LEN - assert(gd->malloc_base); /* Set up by crt0.S */ - gd->malloc_limit = gd->malloc_base + CONFIG_SYS_MALLOC_F_LEN; - gd->malloc_ptr = 0; -#endif - - return 0; -} - static int initf_dm(void) { #if defined(CONFIG_DM) && defined(CONFIG_SYS_MALLOC_F_LEN) @@ -821,12 +761,19 @@ __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 #ifdef CONFIG_TRACE trace_early_init, #endif @@ -834,13 +781,14 @@ static init_fnc_t init_sequence_f[] = { #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) /* TODO: can this go into arch_cpu_init()? */ probecpu, +#endif +#if defined(CONFIG_X86) && defined(CONFIG_HAVE_FSP) + x86_fsp_init, #endif arch_cpu_init, /* basic arch cpu dependent setup */ 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 @@ -854,7 +802,8 @@ static init_fnc_t init_sequence_f[] = { /* TODO: can we rename this to timer_init()? */ init_timebase, #endif -#if defined(CONFIG_ARM) || defined(CONFIG_MIPS) || defined(CONFIG_BLACKFIN) +#if defined(CONFIG_ARM) || defined(CONFIG_MIPS) || \ + defined(CONFIG_BLACKFIN) || defined(CONFIG_NDS32) timer_init, /* initialize timer */ #endif #ifdef CONFIG_SYS_ALLOC_DPRAM @@ -920,7 +869,8 @@ static init_fnc_t init_sequence_f[] = { #endif announce_dram_init, /* TODO: unify all these dram functions? */ -#if defined(CONFIG_ARM) || defined(CONFIG_X86) || defined(CONFIG_MICROBLAZE) || defined(CONFIG_AVR32) +#if defined(CONFIG_ARM) || defined(CONFIG_X86) || defined(CONFIG_NDS32) || \ + defined(CONFIG_MICROBLAZE) || defined(CONFIG_AVR32) dram_init, /* configure available RAM banks */ #endif #if defined(CONFIG_MIPS) || defined(CONFIG_PPC) || defined(CONFIG_M68K) @@ -974,7 +924,7 @@ static init_fnc_t init_sequence_f[] = { /* TODO: Why the dependency on CONFIG_8xx? */ #if defined(CONFIG_VIDEO) && (!defined(CONFIG_PPC) || defined(CONFIG_8xx)) && \ !defined(CONFIG_ARM) && !defined(CONFIG_X86) && \ - !defined(CONFIG_BLACKFIN) + !defined(CONFIG_BLACKFIN) && !defined(CONFIG_M68K) reserve_video, #endif #if !defined(CONFIG_BLACKFIN) && !defined(CONFIG_NIOS2) @@ -1003,7 +953,7 @@ static init_fnc_t init_sequence_f[] = { INIT_FUNC_WATCHDOG_RESET reloc_fdt, setup_reloc, -#ifdef CONFIG_X86 +#if defined(CONFIG_X86) || defined(CONFIG_ARC) copy_uboot_to_ram, clear_bss, do_elf_reloc_fixups, @@ -1041,13 +991,14 @@ void board_init_f(ulong boot_flags) if (initcall_run_list(init_sequence_f)) hang(); -#if !defined(CONFIG_ARM) && !defined(CONFIG_SANDBOX) +#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. * @@ -1081,21 +1032,33 @@ void board_init_f_r(void) * 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(); } -#else +#endif /* CONFIG_X86 */ + +/* Unfortunately x86 can't compile this code as gd cannot be assigned */ +#ifndef CONFIG_X86 +__weak void arch_setup_gd(struct global_data *gd_ptr) +{ + gd = gd_ptr; +} +#endif /* !CONFIG_X86 */ + ulong board_init_f_mem(ulong top) { + struct global_data *gd_ptr; + /* 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)); + gd_ptr = (struct global_data *)top; + memset(gd_ptr, '\0', sizeof(*gd)); + arch_setup_gd(gd_ptr); #ifdef CONFIG_SYS_MALLOC_F_LEN top -= CONFIG_SYS_MALLOC_F_LEN; @@ -1104,4 +1067,3 @@ ulong board_init_f_mem(ulong top) return top; } -#endif /* CONFIG_X86 */