diff options
author | Simon Glass <sjg@chromium.org> | 2015-10-17 12:58:50 -0600 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2015-10-19 17:06:20 -0400 |
commit | 75918afa649b9b8ac56e9d24e4984e8d37a8b2d9 (patch) | |
tree | c94abd5cd2a4da2b95acdb6690841b0b88169545 /arch/powerpc | |
parent | 6a48109d0e9f28017682e5800885991ba3497148 (diff) |
powerpc: Drop old non-generic-board code
This code is no-longer used. Drop it.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r-- | arch/powerpc/lib/board.c | 986 |
1 files changed, 0 insertions, 986 deletions
diff --git a/arch/powerpc/lib/board.c b/arch/powerpc/lib/board.c deleted file mode 100644 index 4c9c3acb6d..0000000000 --- a/arch/powerpc/lib/board.c +++ /dev/null @@ -1,986 +0,0 @@ -/* - * (C) Copyright 2000-2011 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <watchdog.h> -#include <command.h> -#include <malloc.h> -#include <stdio_dev.h> -#ifdef CONFIG_8xx -#include <mpc8xx.h> -#endif -#ifdef CONFIG_5xx -#include <mpc5xx.h> -#endif -#ifdef CONFIG_MPC5xxx -#include <mpc5xxx.h> -#endif -#if defined(CONFIG_CMD_IDE) -#include <ide.h> -#endif -#if defined(CONFIG_CMD_SCSI) -#include <scsi.h> -#endif -#if defined(CONFIG_CMD_KGDB) -#include <kgdb.h> -#endif -#ifdef CONFIG_STATUS_LED -#include <status_led.h> -#endif -#include <net.h> -#ifdef CONFIG_GENERIC_MMC -#include <mmc.h> -#endif -#include <serial.h> -#ifdef CONFIG_SYS_ALLOC_DPRAM -#if !defined(CONFIG_CPM2) -#include <commproc.h> -#endif -#endif -#include <version.h> -#if defined(CONFIG_BAB7xx) -#include <w83c553f.h> -#endif -#include <dtt.h> -#if defined(CONFIG_POST) -#include <post.h> -#endif -#if defined(CONFIG_LOGBUFFER) -#include <logbuff.h> -#endif -#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) -#include <asm/cache.h> -#endif -#ifdef CONFIG_PS2KBD -#include <keyboard.h> -#endif - -#ifdef CONFIG_ADDR_MAP -#include <asm/mmu.h> -#endif - -#ifdef CONFIG_MP -#include <asm/mp.h> -#endif - -#ifdef CONFIG_BITBANGMII -#include <miiphy.h> -#endif - -#ifdef CONFIG_SYS_UPDATE_FLASH_SIZE -extern int update_flash_size(int flash_size); -#endif - -#if defined(CONFIG_CMD_DOC) -void doc_init(void); -#endif -#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SYS_I2C) -#include <i2c.h> -#endif -#include <spi.h> -#include <nand.h> - -static char *failed = "*** failed ***\n"; - -#if defined(CONFIG_OXC) || defined(CONFIG_RMU) -extern flash_info_t flash_info[]; -#endif - -#if defined(CONFIG_START_IDE) -extern int board_start_ide(void); -#endif -#include <environment.h> - -DECLARE_GLOBAL_DATA_PTR; - -#if !defined(CONFIG_SYS_MEM_TOP_HIDE) -#define CONFIG_SYS_MEM_TOP_HIDE 0 -#endif - -extern ulong __init_end; -extern ulong __bss_end; -ulong monitor_flash_len; - -#if defined(CONFIG_CMD_BEDBUG) -#include <bedbug/type.h> -#endif - -/* - * Utilities - */ - -/* - * All attempts to come up with a "common" initialization sequence - * that works for all boards and architectures failed: some of the - * requirements are just _too_ different. To get rid of the resulting - * mess of board dependend #ifdef'ed code we now make the whole - * initialization sequence configurable to the user. - * - * The requirements for any new initalization function is simple: it - * receives a pointer to the "global data" structure as it's only - * argument, and returns an integer return code, where 0 means - * "continue" and != 0 means "fatal error, hang the system". - */ -typedef int (init_fnc_t)(void); - -/* - * Init Utilities - * - * Some of this code should be moved into the core functions, - * but let's get it working (again) first... - */ - -static int init_baudrate(void) -{ - gd->baudrate = getenv_ulong("baudrate", 10, CONFIG_BAUDRATE); - return 0; -} - -/***********************************************************************/ - -static 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 __board_flash_wp_on(void) -{ - /* - * Most flashes can't be detected when write protection is enabled, - * so provide a way to let U-Boot gracefully ignore write protected - * devices. - */ - return 0; -} - -int board_flash_wp_on(void) - __attribute__ ((weak, alias("__board_flash_wp_on"))); - -static void __cpu_secondary_init_r(void) -{ -} - -void cpu_secondary_init_r(void) - __attribute__ ((weak, alias("__cpu_secondary_init_r"))); - -static int init_func_ram(void) -{ -#ifdef CONFIG_BOARD_TYPES - int board_type = gd->board_type; -#else - int board_type = 0; /* use dummy arg */ -#endif - puts("DRAM: "); - - gd->ram_size = initdram(board_type); - - if (gd->ram_size > 0) { - print_size(gd->ram_size, ""); - board_add_ram_info(0); - putc('\n'); - return 0; - } - puts(failed); - return 1; -} - -/***********************************************************************/ - -#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; -} -#endif - -#if defined(CONFIG_HARD_SPI) -static int init_func_spi(void) -{ - puts("SPI: "); - spi_init(); - puts("ready\n"); - return 0; -} -#endif - -/***********************************************************************/ - -#if defined(CONFIG_WATCHDOG) -int init_func_watchdog_init(void) -{ -#if defined(CONFIG_MPC85xx) - init_85xx_watchdog(); -#endif - puts(" Watchdog enabled\n"); - WATCHDOG_RESET(); - return 0; -} - -int init_func_watchdog_reset(void) -{ - WATCHDOG_RESET(); - return 0; -} -#endif /* CONFIG_WATCHDOG */ - -/* - * Initialization sequence - */ - -static init_fnc_t *init_sequence[] = { -#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) - probecpu, -#endif -#if defined(CONFIG_BOARD_EARLY_INIT_F) - board_early_init_f, -#endif -#if !defined(CONFIG_8xx_CPUCLK_DEFAULT) - get_clocks, /* get CPU and bus clocks (etc.) */ -#if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \ - && !defined(CONFIG_TQM885D) - adjust_sdram_tbs_8xx, -#endif - init_timebase, -#endif -#ifdef CONFIG_SYS_ALLOC_DPRAM -#if !defined(CONFIG_CPM2) - dpram_init, -#endif -#endif -#if defined(CONFIG_BOARD_POSTCLK_INIT) - board_postclk_init, -#endif - env_init, -#if defined(CONFIG_8xx_CPUCLK_DEFAULT) - /* get CPU and bus clocks according to the environment variable */ - get_clocks_866, - /* adjust sdram refresh rate according to the new clock */ - sdram_adjust_866, - init_timebase, -#endif - init_baudrate, - serial_init, - console_init_f, - display_options, -#if defined(CONFIG_MPC8260) - prt_8260_rsr, - prt_8260_clks, -#endif /* CONFIG_MPC8260 */ -#if defined(CONFIG_MPC83xx) - prt_83xx_rsr, -#endif - checkcpu, -#if defined(CONFIG_MPC5xxx) - prt_mpc5xxx_clks, -#endif /* CONFIG_MPC5xxx */ - checkboard, - INIT_FUNC_WATCHDOG_INIT -#if defined(CONFIG_MISC_INIT_F) - misc_init_f, -#endif - INIT_FUNC_WATCHDOG_RESET -#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SYS_I2C) - init_func_i2c, -#endif -#if defined(CONFIG_HARD_SPI) - init_func_spi, -#endif -#ifdef CONFIG_POST - post_init_f, -#endif - INIT_FUNC_WATCHDOG_RESET - init_func_ram, -#if defined(CONFIG_SYS_DRAM_TEST) - testdram, -#endif /* CONFIG_SYS_DRAM_TEST */ - INIT_FUNC_WATCHDOG_RESET - NULL, /* Terminate this list */ -}; - -static int __fixup_cpu(void) -{ - return 0; -} - -int fixup_cpu(void) __attribute__((weak, alias("__fixup_cpu"))); - -/* - * This is the first part of the initialization sequence that is - * implemented in C, but still running from ROM. - * - * The main purpose is to provide a (serial) console interface as - * soon as possible (so we can see any error messages), and to - * initialize the RAM so that we can relocate the monitor code to - * RAM. - * - * Be aware of the restrictions: global data is read-only, BSS is not - * initialized, and stack space is limited to a few kB. - */ - -void board_init_f(ulong bootflag) -{ - bd_t *bd; - ulong len, addr, addr_sp; - ulong *s; - gd_t *id; - init_fnc_t **init_fnc_ptr; - -#ifdef CONFIG_PRAM - ulong reg; -#endif - - /* Pointer is writable since we allocated a register for it */ - gd = (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET); - /* compiler optimization barrier needed for GCC >= 3.4 */ - __asm__ __volatile__("":::"memory"); - -#if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC512X) && \ - !defined(CONFIG_MPC83xx) && !defined(CONFIG_MPC85xx) && \ - !defined(CONFIG_MPC86xx) - /* Clear initial global data */ - memset((void *) gd, 0, sizeof(gd_t)); -#endif - - gd->flags = bootflag; - - for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) - if ((*init_fnc_ptr) () != 0) - hang(); - -#ifdef CONFIG_POST - post_bootmode_init(); - post_run(NULL, POST_ROM | post_bootmode_get(NULL)); -#endif - - WATCHDOG_RESET(); - - /* - * Now that we have DRAM mapped and working, we can - * relocate the code and continue running from DRAM. - * - * Reserve memory at end of RAM for (top down in that order): - * - area that won't get touched by U-Boot and Linux (optional) - * - kernel log buffer - * - protected RAM - * - LCD framebuffer - * - monitor code - * - board info struct - */ - len = (ulong)&__bss_end - CONFIG_SYS_MONITOR_BASE; - - /* - * Subtract specified amount of memory to hide so that it won't - * get "touched" at all by U-Boot. By fixing up gd->ram_size - * the Linux kernel should now get passed the now "corrected" - * memory size and won't touch it either. This should work - * for arch/ppc and arch/powerpc. Only Linux board ports in - * arch/powerpc with bootwrapper support, that recalculate the - * memory size from the SDRAM controller setup will have to - * get fixed. - */ - gd->ram_size -= CONFIG_SYS_MEM_TOP_HIDE; - - addr = CONFIG_SYS_SDRAM_BASE + get_effective_memsize(); - -#if defined(CONFIG_MP) && (defined(CONFIG_MPC86xx) || defined(CONFIG_E500)) - /* - * We need to make sure the location we intend to put secondary core - * boot code is reserved and not used by any part of u-boot - */ - if (addr > determine_mp_bootpg(NULL)) { - addr = determine_mp_bootpg(NULL); - debug("Reserving MP boot page to %08lx\n", addr); - } -#endif - -#ifdef CONFIG_LOGBUFFER -#ifndef CONFIG_ALT_LB_ADDR - /* reserve kernel log buffer */ - addr -= (LOGBUFF_RESERVE); - debug("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN, - addr); -#endif -#endif - -#ifdef CONFIG_PRAM - /* - * reserve protected RAM - */ - reg = getenv_ulong("pram", 10, CONFIG_PRAM); - addr -= (reg << 10); /* size is in kB */ - debug("Reserving %ldk for protected RAM at %08lx\n", reg, addr); -#endif /* CONFIG_PRAM */ - - /* round down to next 4 kB limit */ - addr &= ~(4096 - 1); - debug("Top of RAM usable for U-Boot at: %08lx\n", addr); - -#ifdef CONFIG_LCD -#ifdef CONFIG_FB_ADDR - gd->fb_base = CONFIG_FB_ADDR; -#else - /* reserve memory for LCD display (always full pages) */ - addr = lcd_setmem(addr); - gd->fb_base = addr; -#endif /* CONFIG_FB_ADDR */ -#endif /* CONFIG_LCD */ - -#if defined(CONFIG_VIDEO) && defined(CONFIG_8xx) - /* reserve memory for video display (always full pages) */ - addr = video_setmem(addr); - gd->fb_base = addr; -#endif /* CONFIG_VIDEO */ - - /* - * reserve memory for U-Boot code, data & bss - * round down to next 4 kB limit - */ - addr -= len; - addr &= ~(4096 - 1); -#ifdef CONFIG_E500 - /* round down to next 64 kB limit so that IVPR stays aligned */ - addr &= ~(65536 - 1); -#endif - - debug("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr); - - /* - * reserve memory for malloc() arena - */ - addr_sp = addr - TOTAL_MALLOC_LEN; - debug("Reserving %dk for malloc() at: %08lx\n", - TOTAL_MALLOC_LEN >> 10, addr_sp); - - /* - * (permanently) allocate a Board Info struct - * and a permanent copy of the "global" data - */ - addr_sp -= sizeof(bd_t); - bd = (bd_t *) addr_sp; - memset(bd, 0, sizeof(bd_t)); - gd->bd = bd; - debug("Reserving %zu Bytes for Board Info at: %08lx\n", - sizeof(bd_t), addr_sp); - addr_sp -= sizeof(gd_t); - id = (gd_t *) addr_sp; - debug("Reserving %zu Bytes for Global Data at: %08lx\n", - sizeof(gd_t), addr_sp); - - /* - * Finally, we set up a new (bigger) stack. - * - * Leave some safety gap for SP, force alignment on 16 byte boundary - * Clear initial stack frame - */ - addr_sp -= 16; - addr_sp &= ~0xF; - s = (ulong *) addr_sp; - *s = 0; /* Terminate back chain */ - *++s = 0; /* NULL return address */ - debug("Stack Pointer at: %08lx\n", addr_sp); - - /* - * 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 */ - -#ifdef CONFIG_SYS_SRAM_BASE - bd->bi_sramstart = CONFIG_SYS_SRAM_BASE; /* start of SRAM */ - bd->bi_sramsize = CONFIG_SYS_SRAM_SIZE; /* size of SRAM */ -#endif - -#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) - bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */ -#endif -#if defined(CONFIG_MPC83xx) - bd->bi_immrbar = CONFIG_SYS_IMMR; -#endif - - WATCHDOG_RESET(); - bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */ - bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */ -#if defined(CONFIG_CPM2) - bd->bi_cpmfreq = gd->arch.cpm_clk; - bd->bi_brgfreq = gd->arch.brg_clk; - bd->bi_sccfreq = gd->arch.scc_clk; - bd->bi_vco = gd->arch.vco_out; -#endif /* CONFIG_CPM2 */ -#if defined(CONFIG_MPC512X) - bd->bi_ipsfreq = gd->arch.ips_clk; -#endif /* CONFIG_MPC512X */ -#if defined(CONFIG_MPC5xxx) - bd->bi_ipbfreq = gd->arch.ipb_clk; - bd->bi_pcifreq = gd->pci_clk; -#endif /* CONFIG_MPC5xxx */ - -#ifdef CONFIG_SYS_EXTBDINFO - strncpy((char *) bd->bi_s_version, "1.2", sizeof(bd->bi_s_version)); - strncpy((char *) bd->bi_r_version, U_BOOT_VERSION, - sizeof(bd->bi_r_version)); - - bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */ - bd->bi_plb_busfreq = gd->bus_clk; -#if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \ - defined(CONFIG_440EP) || defined(CONFIG_440GR) || \ - defined(CONFIG_440EPX) || defined(CONFIG_440GRX) - bd->bi_pci_busfreq = get_PCI_freq(); - bd->bi_opbfreq = get_OPB_freq(); -#elif defined(CONFIG_XILINX_405) - bd->bi_pci_busfreq = get_PCI_freq(); -#endif -#endif - - debug("New Stack Pointer is: %08lx\n", addr_sp); - - WATCHDOG_RESET(); - - gd->relocaddr = addr; /* Store relocation addr, useful for debug */ - - memcpy(id, (void *) gd, sizeof(gd_t)); - - relocate_code(addr_sp, id, addr); - - /* NOTREACHED - relocate_code() does not return */ -} - -/* - * This is the next part if the initialization sequence: we are now - * running from RAM and have a "normal" C environment, i. e. global - * data can be written, BSS has been cleared, the stack size in not - * that critical any more, etc. - */ -void board_init_r(gd_t *id, ulong dest_addr) -{ - bd_t *bd; - ulong malloc_start; - -#ifndef CONFIG_SYS_NO_FLASH - ulong flash_size; -#endif - - gd = id; /* initialize RAM version of global data */ - bd = gd->bd; - - gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */ - - /* The Malloc area is immediately below the monitor copy in DRAM */ - malloc_start = dest_addr - TOTAL_MALLOC_LEN; - -#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) - /* - * The gd->arch.cpu pointer is set to an address in flash before - * relocation. We need to update it to point to the same CPU entry - * in RAM. - */ - gd->arch.cpu += dest_addr - CONFIG_SYS_MONITOR_BASE; - - /* - * If we didn't know the cpu mask & # cores, we can save them of - * now rather than 'computing' them constantly - */ - fixup_cpu(); -#endif - -#ifdef CONFIG_SYS_EXTRA_ENV_RELOC - /* - * Some systems need to relocate the env_addr pointer early because the - * location it points to will get invalidated before env_relocate is - * called. One example is on systems that might use a L2 or L3 cache - * in SRAM mode and initialize that cache from SRAM mode back to being - * a cache in cpu_init_r. - */ - gd->env_addr += dest_addr - CONFIG_SYS_MONITOR_BASE; -#endif - - serial_initialize(); - - debug("Now running in RAM - U-Boot at: %08lx\n", dest_addr); - - WATCHDOG_RESET(); - - /* - * Setup trap handlers - */ - trap_init(dest_addr); - -#ifdef CONFIG_ADDR_MAP - init_addr_map(); -#endif - -#if defined(CONFIG_BOARD_EARLY_INIT_R) - board_early_init_r(); -#endif - - monitor_flash_len = (ulong)&__init_end - dest_addr; - - WATCHDOG_RESET(); - -#ifdef CONFIG_LOGBUFFER - logbuff_init_ptrs(); -#endif -#ifdef CONFIG_POST - post_output_backlog(); -#endif - - WATCHDOG_RESET(); - -#if defined(CONFIG_SYS_DELAYED_ICACHE) - icache_enable(); /* it's time to enable the instruction cache */ -#endif - -#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) - unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */ -#endif - -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT) - /* - * Do early PCI configuration _before_ the flash gets initialised, - * because PCU ressources are crucial for flash access on some boards. - */ - pci_init(); -#endif -#if defined(CONFIG_WINBOND_83C553) - /* - * Initialise the ISA bridge - */ - initialise_w83c553f(); -#endif - - asm("sync ; isync"); - - mem_malloc_init(malloc_start, TOTAL_MALLOC_LEN); - -#if !defined(CONFIG_SYS_NO_FLASH) - puts("Flash: "); - - if (board_flash_wp_on()) { - printf("Uninitialized - Write Protect On\n"); - /* Since WP is on, we can't find real size. Set to 0 */ - flash_size = 0; - } else if ((flash_size = flash_init()) > 0) { -#ifdef CONFIG_SYS_FLASH_CHECKSUM - print_size(flash_size, ""); - /* - * Compute and print flash CRC if flashchecksum is set to 'y' - * - * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX - */ - if (getenv_yesno("flashchecksum") == 1) { - printf(" CRC: %08X", - crc32(0, - (const unsigned char *) - CONFIG_SYS_FLASH_BASE, flash_size) - ); - } - putc('\n'); -#else /* !CONFIG_SYS_FLASH_CHECKSUM */ - print_size(flash_size, "\n"); -#endif /* CONFIG_SYS_FLASH_CHECKSUM */ - } else { - puts(failed); - hang(); - } - - /* update start of FLASH memory */ - bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; - /* size of FLASH memory (final value) */ - bd->bi_flashsize = flash_size; - -#if defined(CONFIG_SYS_UPDATE_FLASH_SIZE) - /* Make a update of the Memctrl. */ - update_flash_size(flash_size); -#endif - - -#if defined(CONFIG_OXC) || defined(CONFIG_RMU) - /* flash mapped at end of memory map */ - bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size; -#elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE - bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */ -#endif -#endif /* !CONFIG_SYS_NO_FLASH */ - - WATCHDOG_RESET(); - - /* initialize higher level parts of CPU like time base and timers */ - cpu_init_r(); - - WATCHDOG_RESET(); - -#ifdef CONFIG_SPI -#if !defined(CONFIG_ENV_IS_IN_EEPROM) - spi_init_f(); -#endif - spi_init_r(); -#endif - -#if defined(CONFIG_CMD_NAND) - WATCHDOG_RESET(); - puts("NAND: "); - nand_init(); /* go init the NAND */ -#endif - -#ifdef CONFIG_GENERIC_MMC -/* - * MMC initialization is called before relocating env. - * Thus It is required that operations like pin multiplexer - * be put in board_init. - */ - WATCHDOG_RESET(); - puts("MMC: "); - mmc_initialize(bd); -#endif - - /* relocate environment function pointers etc. */ - env_relocate(); - - /* - * after non-volatile devices & environment is setup and cpu code have - * another round to deal with any initialization that might require - * full access to the environment or loading of some image (firmware) - * from a non-volatile device - */ - cpu_secondary_init_r(); - - /* - * Fill in missing fields of bd_info. - * We do this here, where we have "normal" access to the - * environment; we used to do this still running from ROM, - * where had to use getenv_f(), which can be pretty slow when - * the environment is in EEPROM. - */ - -#if defined(CONFIG_SYS_EXTBDINFO) -#if defined(CONFIG_405GP) || defined(CONFIG_405EP) -#if defined(CONFIG_I2CFAST) - /* - * set bi_iic_fast for linux taking environment variable - * "i2cfast" into account - */ - { - if (getenv_yesno("i2cfast") == 1) { - bd->bi_iic_fast[0] = 1; - bd->bi_iic_fast[1] = 1; - } - } -#endif /* CONFIG_I2CFAST */ -#endif /* CONFIG_405GP, CONFIG_405EP */ -#endif /* CONFIG_SYS_EXTBDINFO */ - -#if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET) - mac_read_from_eeprom(); -#endif - -#ifdef CONFIG_CMD_NET - /* kept around for legacy kernels only ... ignore the next section */ - eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr); -#ifdef CONFIG_HAS_ETH1 - eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr); -#endif -#ifdef CONFIG_HAS_ETH2 - eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr); -#endif -#ifdef CONFIG_HAS_ETH3 - eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr); -#endif -#ifdef CONFIG_HAS_ETH4 - eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr); -#endif -#ifdef CONFIG_HAS_ETH5 - eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr); -#endif -#endif /* CONFIG_CMD_NET */ - - WATCHDOG_RESET(); - -#if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT) - /* - * Do pci configuration - */ - pci_init(); -#endif - -/** leave this here (after malloc(), environment and PCI are working) **/ - /* Initialize stdio devices */ - stdio_init(); - - /* Initialize the jump table for applications */ - jumptable_init(); - -#if defined(CONFIG_API) - /* Initialize API */ - api_init(); -#endif - - /* Initialize the console (after the relocation and devices init) */ - console_init_r(); - -#if defined(CONFIG_MISC_INIT_R) - /* miscellaneous platform dependent initialisations */ - misc_init_r(); -#endif - -#if defined(CONFIG_CMD_KGDB) - WATCHDOG_RESET(); - puts("KGDB: "); - kgdb_init(); -#endif - - debug("U-Boot relocated to %08lx\n", dest_addr); - - /* - * Enable Interrupts - */ - interrupt_init(); - -#if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT) - status_led_set(STATUS_LED_BOOT, STATUS_LED_BLINKING); -#endif - - udelay(20); - - /* Initialize from environment */ - load_addr = getenv_ulong("loadaddr", 16, load_addr); - - WATCHDOG_RESET(); - -#if defined(CONFIG_CMD_SCSI) - WATCHDOG_RESET(); - puts("SCSI: "); - scsi_init(); -#endif - -#if defined(CONFIG_CMD_DOC) - WATCHDOG_RESET(); - puts("DOC: "); - doc_init(); -#endif - -#ifdef CONFIG_BITBANGMII - bb_miiphy_init(); -#endif -#if defined(CONFIG_CMD_NET) - WATCHDOG_RESET(); - puts("Net: "); - eth_initialize(); -#endif - -#if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R) - WATCHDOG_RESET(); - debug("Reset Ethernet PHY\n"); - reset_phy(); -#endif - -#ifdef CONFIG_POST - post_run(NULL, POST_RAM | post_bootmode_get(0)); -#endif - -#if defined(CONFIG_CMD_PCMCIA) \ - && !defined(CONFIG_CMD_IDE) - WATCHDOG_RESET(); - puts("PCMCIA:"); - pcmcia_init(); -#endif - -#if defined(CONFIG_CMD_IDE) - WATCHDOG_RESET(); -#ifdef CONFIG_IDE_8xx_PCCARD - puts("PCMCIA:"); -#else - puts("IDE: "); -#endif -#if defined(CONFIG_START_IDE) - if (board_start_ide()) - ide_init(); -#else - ide_init(); -#endif -#endif - -#ifdef CONFIG_LAST_STAGE_INIT - WATCHDOG_RESET(); - /* - * Some parts can be only initialized if all others (like - * Interrupts) are up and running (i.e. the PC-style ISA - * keyboard). - */ - last_stage_init(); -#endif - -#if defined(CONFIG_CMD_BEDBUG) - WATCHDOG_RESET(); - bedbug_init(); -#endif - -#if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER) - /* - * Export available size of memory for Linux, - * taking into account the protected RAM at top of memory - */ - { - ulong pram = 0; - char memsz[32]; - -#ifdef CONFIG_PRAM - pram = getenv_ulong("pram", 10, CONFIG_PRAM); -#endif -#ifdef CONFIG_LOGBUFFER -#ifndef CONFIG_ALT_LB_ADDR - /* Also take the logbuffer into account (pram is in kB) */ - pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024; -#endif -#endif - sprintf(memsz, "%ldk", (ulong) (bd->bi_memsize / 1024) - pram); - setenv("mem", memsz); - } -#endif - -#ifdef CONFIG_PS2KBD - puts("PS/2: "); - kbd_init(); -#endif - - /* Initialization complete - start the monitor */ - - /* main_loop() can return to retry autoboot, if so just run it again. */ - for (;;) { - WATCHDOG_RESET(); - main_loop(); - } - - /* NOTREACHED - no way out of command loop except booting */ -} - -#if 0 /* We could use plain global data, but the resulting code is bigger */ -/* - * Pointer to initial global data area - * - * Here we initialize it. - */ -#undef XTRN_DECLARE_GLOBAL_DATA_PTR -#define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */ -DECLARE_GLOBAL_DATA_PTR = - (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET); -#endif /* 0 */ - -/************************************************************************/ |