spl: spl_relocate_stack_gd: Do not unnecessarily clear bss

[J-u-boot.git] / common / board_r.c

diff --git a/common/board_r.c b/common/board_r.c
index 68a9448b5549da7f0e9b1d0db843dbd7f3de0486..f8c1baa9496e9f3cc4a932cabdef1b2b301a2de5 100644 (file)
--- a/common/board_r.c
+++ b/common/board_r.c
@@ -33,6 +33,7 @@
 #endif
 #include <logbuff.h>
 #include <malloc.h>
+#include <mapmem.h>
 #ifdef CONFIG_BITBANGMII
 #include <miiphy.h>
 #endif
@@ -55,6 +56,9 @@
 #include <dm/root.h>
 #include <linux/compiler.h>
 #include <linux/err.h>
+#ifdef CONFIG_AVR32
+#include <asm/arch/mmu.h>
+#endif
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -128,6 +132,8 @@ static int initr_reloc_global_data(void)
 {
 #ifdef __ARM__
        monitor_flash_len = _end - __image_copy_start;
+#elif defined(CONFIG_NDS32)
+       monitor_flash_len = (ulong)&_end - (ulong)&_start;
 #elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2)
        monitor_flash_len = (ulong)&__init_end - gd->relocaddr;
 #endif
@@ -164,14 +170,17 @@ static int initr_serial(void)
        return 0;
 }
 
-#ifdef CONFIG_PPC
+#if defined(CONFIG_PPC) || defined(CONFIG_M68K)
 static int initr_trap(void)
 {
        /*
         * Setup trap handlers
         */
+#if defined(CONFIG_PPC)
        trap_init(gd->relocaddr);
-
+#else
+       trap_init(CONFIG_SYS_SDRAM_BASE);
+#endif
        return 0;
 }
 #endif
@@ -224,7 +233,9 @@ static int initr_unlock_ram_in_cache(void)
 #ifdef CONFIG_PCI
 static int initr_pci(void)
 {
+#ifndef CONFIG_DM_PCI
        pci_init();
+#endif
 
        return 0;
 }
@@ -294,6 +305,15 @@ static int initr_announce(void)
        return 0;
 }
 
+#ifdef CONFIG_NEEDS_MANUAL_RELOC
+static int initr_manual_reloc_cmdtable(void)
+{
+       fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd),
+                      ll_entry_count(cmd_tbl_t, cmd));
+       return 0;
+}
+#endif
+
 #if !defined(CONFIG_SYS_NO_FLASH)
 static int initr_flash(void)
 {
@@ -450,13 +470,14 @@ static int initr_env(void)
        return 0;
 }
 
-#ifdef CONFIG_SC3
-/* TODO: with new initcalls, move this into the driver */
-extern void sc3_read_eeprom(void);
-
-static int initr_sc3_read_eeprom(void)
+#ifdef CONFIG_SYS_BOOTPARAMS_LEN
+static int initr_malloc_bootparams(void)
 {
-       sc3_read_eeprom();
+       gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN);
+       if (!gd->bd->bi_boot_params) {
+               puts("WARNING: Cannot allocate space for boot parameters\n");
+               return -ENOMEM;
+       }
        return 0;
 }
 #endif
@@ -477,7 +498,7 @@ static int initr_api(void)
 #endif
 
 /* enable exceptions */
-#ifdef CONFIG_ARM
+#if defined(CONFIG_ARM) || defined(CONFIG_AVR32)
 static int initr_enable_interrupts(void)
 {
        enable_interrupts();
@@ -560,7 +581,7 @@ static int initr_bbmii(void)
 static int initr_net(void)
 {
        puts("Net:   ");
-       eth_initialize(gd->bd);
+       eth_initialize();
 #if defined(CONFIG_RESET_PHY_R)
        debug("Reset Ethernet PHY\n");
        reset_phy();
@@ -672,6 +693,12 @@ init_fnc_t init_sequence_r[] = {
        /* TODO: could x86/PPC have this also perhaps? */
 #ifdef CONFIG_ARM
        initr_caches,
+       /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR.
+        *       A temporary mapping of IFC high region is since removed,
+        *       so environmental variables in NOR flash is not availble
+        *       until board_init() is called below to remap IFC to high
+        *       region.
+        */
 #endif
        initr_reloc_global_data,
 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
@@ -686,7 +713,7 @@ init_fnc_t init_sequence_r[] = {
 #ifdef CONFIG_DM
        initr_dm,
 #endif
-#ifdef CONFIG_ARM
+#if defined(CONFIG_ARM) || defined(CONFIG_NDS32)
        board_init,     /* Setup chipselects */
 #endif
        /*
@@ -702,7 +729,10 @@ init_fnc_t init_sequence_r[] = {
        initr_serial,
        initr_announce,
        INIT_FUNC_WATCHDOG_RESET
-#ifdef CONFIG_PPC
+#ifdef CONFIG_NEEDS_MANUAL_RELOC
+       initr_manual_reloc_cmdtable,
+#endif
+#if defined(CONFIG_PPC) || defined(CONFIG_M68K)
        initr_trap,
 #endif
 #ifdef CONFIG_ADDR_MAP
@@ -740,16 +770,13 @@ init_fnc_t init_sequence_r[] = {
        initr_flash,
 #endif
        INIT_FUNC_WATCHDOG_RESET
-#if defined(CONFIG_PPC)
+#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86)
        /* initialize higher level parts of CPU like time base and timers */
        cpu_init_r,
 #endif
 #ifdef CONFIG_PPC
        initr_spi,
 #endif
-#if defined(CONFIG_X86) && defined(CONFIG_SPI)
-       init_func_spi,
-#endif
 #ifdef CONFIG_CMD_NAND
        initr_nand,
 #endif
@@ -763,11 +790,11 @@ init_fnc_t init_sequence_r[] = {
        initr_dataflash,
 #endif
        initr_env,
+#ifdef CONFIG_SYS_BOOTPARAMS_LEN
+       initr_malloc_bootparams,
+#endif
        INIT_FUNC_WATCHDOG_RESET
        initr_secondary_cpu,
-#ifdef CONFIG_SC3
-       initr_sc3_read_eeprom,
-#endif
 #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET)
        mac_read_from_eeprom,
 #endif
@@ -798,10 +825,11 @@ init_fnc_t init_sequence_r[] = {
        initr_kgdb,
 #endif
        interrupt_init,
-#if defined(CONFIG_ARM)
+#if defined(CONFIG_ARM) || defined(CONFIG_AVR32)
        initr_enable_interrupts,
 #endif
-#ifdef CONFIG_X86
+#if defined(CONFIG_X86) || defined(CONFIG_MICROBLAZE) || defined(CONFIG_AVR32) \
+       || defined(CONFIG_M68K)
        timer_init,             /* initialize timer */
 #endif
 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
@@ -866,6 +894,10 @@ void board_init_r(gd_t *new_gd, ulong dest_addr)
        int i;
 #endif
 
+#ifdef CONFIG_AVR32
+       mmu_init_r(dest_addr);
+#endif
+
 #if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64)
        gd = new_gd;
 #endif