diff options
Diffstat (limited to 'board/Marvell/db64360/db64360.c')
| -rw-r--r-- | board/Marvell/db64360/db64360.c | 922 |
1 files changed, 0 insertions, 922 deletions
diff --git a/board/Marvell/db64360/db64360.c b/board/Marvell/db64360/db64360.c deleted file mode 100644 index 36d26e3f14..0000000000 --- a/board/Marvell/db64360/db64360.c +++ /dev/null @@ -1,922 +0,0 @@ -/* - * (C) Copyright 2001 - * Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc. - * - * SPDX-License-Identifier: GPL-2.0+ - * - * modifications for the DB64360 eval board based by Ingo.Assmus@keymile.com - */ - -/* - * db64360.c - main board support/init for the Galileo Eval board. - */ - -#include <common.h> -#include <74xx_7xx.h> -#include "../include/memory.h" -#include "../include/pci.h" -#include "../include/mv_gen_reg.h" -#include <net.h> -#include <netdev.h> -#include <linux/compiler.h> - -#include "eth.h" -#include "mpsc.h" -#include "i2c.h" -#include "64360.h" -#include "mv_regs.h" - -#undef DEBUG -/*#define DEBUG */ - -#define MAP_PCI - -#ifdef DEBUG -#define DP(x) x -#else -#define DP(x) -#endif - -/* ------------------------------------------------------------------------- */ - -/* this is the current GT register space location */ -/* it starts at CONFIG_SYS_DFL_GT_REGS but moves later to CONFIG_SYS_GT_REGS */ - -/* Unfortunately, we cant change it while we are in flash, so we initialize it - * to the "final" value. This means that any debug_led calls before - * board_early_init_f wont work right (like in cpu_init_f). - * See also my_remap_gt_regs below. (NTL) - */ - -void board_prebootm_init (void); -unsigned int INTERNAL_REG_BASE_ADDR = CONFIG_SYS_GT_REGS; -int display_mem_map (void); - -/* ------------------------------------------------------------------------- */ - -/* - * This is a version of the GT register space remapping function that - * doesn't touch globals (meaning, it's ok to run from flash.) - * - * Unfortunately, this has the side effect that a writable - * INTERNAL_REG_BASE_ADDR is impossible. Oh well. - */ - -void my_remap_gt_regs (u32 cur_loc, u32 new_loc) -{ - u32 temp; - - /* check and see if it's already moved */ - -/* original ppcboot 1.1.6 source - - temp = in_le32((u32 *)(new_loc + INTERNAL_SPACE_DECODE)); - if ((temp & 0xffff) == new_loc >> 20) - return; - - temp = (in_le32((u32 *)(cur_loc + INTERNAL_SPACE_DECODE)) & - 0xffff0000) | (new_loc >> 20); - - out_le32((u32 *)(cur_loc + INTERNAL_SPACE_DECODE), temp); - - while (GTREGREAD(INTERNAL_SPACE_DECODE) != temp); -original ppcboot 1.1.6 source end */ - - temp = in_le32 ((u32 *) (new_loc + INTERNAL_SPACE_DECODE)); - if ((temp & 0xffff) == new_loc >> 16) - return; - - temp = (in_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE)) & - 0xffff0000) | (new_loc >> 16); - - out_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE), temp); - - while (GTREGREAD (INTERNAL_SPACE_DECODE) != temp); -} - -#ifdef CONFIG_PCI - -static void gt_pci_config (void) -{ - unsigned int stat; - unsigned int val = 0x00fff864; /* DINK32: BusNum 23:16, DevNum 15:11, FuncNum 10:8, RegNum 7:2 */ - - /* In PCIX mode devices provide their own bus and device numbers. We query the Discovery II's - * config registers by writing ones to the bus and device. - * We then update the Virtual register with the correct value for the bus and device. - */ - if ((GTREGREAD (PCI_0_MODE) & (BIT4 | BIT5)) != 0) { /*if PCI-X */ - GT_REG_WRITE (PCI_0_CONFIG_ADDR, BIT31 | val); - - GT_REG_READ (PCI_0_CONFIG_DATA_VIRTUAL_REG, &stat); - - GT_REG_WRITE (PCI_0_CONFIG_ADDR, BIT31 | val); - GT_REG_WRITE (PCI_0_CONFIG_DATA_VIRTUAL_REG, - (stat & 0xffff0000) | CONFIG_SYS_PCI_IDSEL); - - } - if ((GTREGREAD (PCI_1_MODE) & (BIT4 | BIT5)) != 0) { /*if PCI-X */ - GT_REG_WRITE (PCI_1_CONFIG_ADDR, BIT31 | val); - GT_REG_READ (PCI_1_CONFIG_DATA_VIRTUAL_REG, &stat); - - GT_REG_WRITE (PCI_1_CONFIG_ADDR, BIT31 | val); - GT_REG_WRITE (PCI_1_CONFIG_DATA_VIRTUAL_REG, - (stat & 0xffff0000) | CONFIG_SYS_PCI_IDSEL); - } - - /* Enable master */ - PCI_MASTER_ENABLE (0, SELF); - PCI_MASTER_ENABLE (1, SELF); - - /* Enable PCI0/1 Mem0 and IO 0 disable all others */ - GT_REG_READ (BASE_ADDR_ENABLE, &stat); - stat |= (1 << 11) | (1 << 12) | (1 << 13) | (1 << 16) | (1 << 17) | (1 - << - 18); - stat &= ~((1 << 9) | (1 << 10) | (1 << 14) | (1 << 15)); - GT_REG_WRITE (BASE_ADDR_ENABLE, stat); - - /* ronen- add write to pci remap registers for 64460. - in 64360 when writing to pci base go and overide remap automaticaly, - in 64460 it doesn't */ - GT_REG_WRITE (PCI_0_IO_BASE_ADDR, CONFIG_SYS_PCI0_IO_BASE >> 16); - GT_REG_WRITE (PCI_0I_O_ADDRESS_REMAP, CONFIG_SYS_PCI0_IO_BASE >> 16); - GT_REG_WRITE (PCI_0_IO_SIZE, (CONFIG_SYS_PCI0_IO_SIZE - 1) >> 16); - - GT_REG_WRITE (PCI_0_MEMORY0_BASE_ADDR, CONFIG_SYS_PCI0_MEM_BASE >> 16); - GT_REG_WRITE (PCI_0MEMORY0_ADDRESS_REMAP, CONFIG_SYS_PCI0_MEM_BASE >> 16); - GT_REG_WRITE (PCI_0_MEMORY0_SIZE, (CONFIG_SYS_PCI0_MEM_SIZE - 1) >> 16); - - GT_REG_WRITE (PCI_1_IO_BASE_ADDR, CONFIG_SYS_PCI1_IO_BASE >> 16); - GT_REG_WRITE (PCI_1I_O_ADDRESS_REMAP, CONFIG_SYS_PCI1_IO_BASE >> 16); - GT_REG_WRITE (PCI_1_IO_SIZE, (CONFIG_SYS_PCI1_IO_SIZE - 1) >> 16); - - GT_REG_WRITE (PCI_1_MEMORY0_BASE_ADDR, CONFIG_SYS_PCI1_MEM_BASE >> 16); - GT_REG_WRITE (PCI_1MEMORY0_ADDRESS_REMAP, CONFIG_SYS_PCI1_MEM_BASE >> 16); - GT_REG_WRITE (PCI_1_MEMORY0_SIZE, (CONFIG_SYS_PCI1_MEM_SIZE - 1) >> 16); - - /* PCI interface settings */ - /* Timeout set to retry forever */ - GT_REG_WRITE (PCI_0TIMEOUT_RETRY, 0x0); - GT_REG_WRITE (PCI_1TIMEOUT_RETRY, 0x0); - - /* ronen - enable only CS0 and Internal reg!! */ - GT_REG_WRITE (PCI_0BASE_ADDRESS_REGISTERS_ENABLE, 0xfffffdfe); - GT_REG_WRITE (PCI_1BASE_ADDRESS_REGISTERS_ENABLE, 0xfffffdfe); - -/*ronen update the pci internal registers base address.*/ -#ifdef MAP_PCI - for (stat = 0; stat <= PCI_HOST1; stat++) - pciWriteConfigReg (stat, - PCI_INTERNAL_REGISTERS_MEMORY_MAPPED_BASE_ADDRESS, - SELF, CONFIG_SYS_GT_REGS); -#endif - -} -#endif - -/* Setup CPU interface paramaters */ -static void gt_cpu_config (void) -{ - cpu_t cpu = get_cpu_type (); - ulong tmp; - - /* cpu configuration register */ - tmp = GTREGREAD (CPU_CONFIGURATION); - - /* set the SINGLE_CPU bit see MV64360 P.399 */ -#ifndef CONFIG_SYS_GT_DUAL_CPU /* SINGLE_CPU seems to cause JTAG problems */ - tmp |= CPU_CONF_SINGLE_CPU; -#endif - - tmp &= ~CPU_CONF_AACK_DELAY_2; - - tmp |= CPU_CONF_DP_VALID; - tmp |= CPU_CONF_AP_VALID; - - tmp |= CPU_CONF_PIPELINE; - - GT_REG_WRITE (CPU_CONFIGURATION, tmp); /* Marvell (VXWorks) writes 0x20220FF */ - - /* CPU master control register */ - tmp = GTREGREAD (CPU_MASTER_CONTROL); - - tmp |= CPU_MAST_CTL_ARB_EN; - - if ((cpu == CPU_7400) || - (cpu == CPU_7410) || (cpu == CPU_7455) || (cpu == CPU_7450)) { - - tmp |= CPU_MAST_CTL_CLEAN_BLK; - tmp |= CPU_MAST_CTL_FLUSH_BLK; - - } else { - /* cleanblock must be cleared for CPUs - * that do not support this command (603e, 750) - * see Res#1 */ - tmp &= ~CPU_MAST_CTL_CLEAN_BLK; - tmp &= ~CPU_MAST_CTL_FLUSH_BLK; - } - GT_REG_WRITE (CPU_MASTER_CONTROL, tmp); -} - -/* - * board_early_init_f. - * - * set up gal. device mappings, etc. - */ -int board_early_init_f (void) -{ - uchar sram_boot = 0; - - /* - * set up the GT the way the kernel wants it - * the call to move the GT register space will obviously - * fail if it has already been done, but we're going to assume - * that if it's not at the power-on location, it's where we put - * it last time. (huber) - */ - - my_remap_gt_regs (CONFIG_SYS_DFL_GT_REGS, CONFIG_SYS_GT_REGS); - - /* No PCI in first release of Port To_do: enable it. */ -#ifdef CONFIG_PCI - gt_pci_config (); -#endif - /* mask all external interrupt sources */ - GT_REG_WRITE (CPU_INTERRUPT_MASK_REGISTER_LOW, 0); - GT_REG_WRITE (CPU_INTERRUPT_MASK_REGISTER_HIGH, 0); - /* new in MV6436x */ - GT_REG_WRITE (CPU_INTERRUPT_1_MASK_REGISTER_LOW, 0); - GT_REG_WRITE (CPU_INTERRUPT_1_MASK_REGISTER_HIGH, 0); - /* --------------------- */ - GT_REG_WRITE (PCI_0INTERRUPT_CAUSE_MASK_REGISTER_LOW, 0); - GT_REG_WRITE (PCI_0INTERRUPT_CAUSE_MASK_REGISTER_HIGH, 0); - GT_REG_WRITE (PCI_1INTERRUPT_CAUSE_MASK_REGISTER_LOW, 0); - GT_REG_WRITE (PCI_1INTERRUPT_CAUSE_MASK_REGISTER_HIGH, 0); - /* does not exist in MV6436x - GT_REG_WRITE(CPU_INT_0_MASK, 0); - GT_REG_WRITE(CPU_INT_1_MASK, 0); - GT_REG_WRITE(CPU_INT_2_MASK, 0); - GT_REG_WRITE(CPU_INT_3_MASK, 0); - --------------------- */ - - - /* ----- DEVICE BUS SETTINGS ------ */ - - /* - * EVB - * 0 - SRAM ???? - * 1 - RTC ???? - * 2 - UART ???? - * 3 - Flash checked 32Bit Intel Strata - * boot - BootCS checked 8Bit 29LV040B - * - * Zuma - * 0 - Flash - * boot - BootCS - */ - - /* - * the dual 7450 module requires burst access to the boot - * device, so the serial rom copies the boot device to the - * on-board sram on the eval board, and updates the correct - * registers to boot from the sram. (device0) - */ - if (memoryGetDeviceBaseAddress (DEVICE0) == CONFIG_SYS_DFL_BOOTCS_BASE) - sram_boot = 1; - if (!sram_boot) - memoryMapDeviceSpace (DEVICE0, CONFIG_SYS_DEV0_SPACE, CONFIG_SYS_DEV0_SIZE); - - memoryMapDeviceSpace (DEVICE1, CONFIG_SYS_DEV1_SPACE, CONFIG_SYS_DEV1_SIZE); - memoryMapDeviceSpace (DEVICE2, CONFIG_SYS_DEV2_SPACE, CONFIG_SYS_DEV2_SIZE); - memoryMapDeviceSpace (DEVICE3, CONFIG_SYS_DEV3_SPACE, CONFIG_SYS_DEV3_SIZE); - - - /* configure device timing */ -#ifdef CONFIG_SYS_DEV0_PAR /* set port parameters for SRAM device module access */ - if (!sram_boot) - GT_REG_WRITE (DEVICE_BANK0PARAMETERS, CONFIG_SYS_DEV0_PAR); -#endif - -#ifdef CONFIG_SYS_DEV1_PAR /* set port parameters for RTC device module access */ - GT_REG_WRITE (DEVICE_BANK1PARAMETERS, CONFIG_SYS_DEV1_PAR); -#endif -#ifdef CONFIG_SYS_DEV2_PAR /* set port parameters for DUART device module access */ - GT_REG_WRITE (DEVICE_BANK2PARAMETERS, CONFIG_SYS_DEV2_PAR); -#endif - -#ifdef CONFIG_SYS_32BIT_BOOT_PAR /* set port parameters for Flash device module access */ - /* detect if we are booting from the 32 bit flash */ - if (GTREGREAD (DEVICE_BOOT_BANK_PARAMETERS) & (0x3 << 20)) { - /* 32 bit boot flash */ - GT_REG_WRITE (DEVICE_BANK3PARAMETERS, CONFIG_SYS_8BIT_BOOT_PAR); - GT_REG_WRITE (DEVICE_BOOT_BANK_PARAMETERS, - CONFIG_SYS_32BIT_BOOT_PAR); - } else { - /* 8 bit boot flash */ - GT_REG_WRITE (DEVICE_BANK3PARAMETERS, CONFIG_SYS_32BIT_BOOT_PAR); - GT_REG_WRITE (DEVICE_BOOT_BANK_PARAMETERS, CONFIG_SYS_8BIT_BOOT_PAR); - } -#else - /* 8 bit boot flash only */ -/* GT_REG_WRITE(DEVICE_BOOT_BANK_PARAMETERS, CONFIG_SYS_8BIT_BOOT_PAR);*/ -#endif - - - gt_cpu_config (); - - /* MPP setup */ - GT_REG_WRITE (MPP_CONTROL0, CONFIG_SYS_MPP_CONTROL_0); - GT_REG_WRITE (MPP_CONTROL1, CONFIG_SYS_MPP_CONTROL_1); - GT_REG_WRITE (MPP_CONTROL2, CONFIG_SYS_MPP_CONTROL_2); - GT_REG_WRITE (MPP_CONTROL3, CONFIG_SYS_MPP_CONTROL_3); - - GT_REG_WRITE (GPP_LEVEL_CONTROL, CONFIG_SYS_GPP_LEVEL_CONTROL); - DEBUG_LED0_ON (); - DEBUG_LED1_ON (); - DEBUG_LED2_ON (); - - return 0; -} - -/* various things to do after relocation */ - -int misc_init_r () -{ - icache_enable (); -#ifdef CONFIG_SYS_L2 - l2cache_enable (); -#endif -#ifdef CONFIG_MPSC - - mpsc_sdma_init (); - mpsc_init2 (); -#endif - -#if 0 - /* disable the dcache and MMU */ - dcache_lock (); -#endif - return 0; -} - -void after_reloc (ulong dest_addr, gd_t * gd) -{ - /* check to see if we booted from the sram. If so, move things - * back to the way they should be. (we're running from main - * memory at this point now */ - if (memoryGetDeviceBaseAddress (DEVICE0) == CONFIG_SYS_DFL_BOOTCS_BASE) { - memoryMapDeviceSpace (DEVICE0, CONFIG_SYS_DEV0_SPACE, CONFIG_SYS_DEV0_SIZE); - memoryMapDeviceSpace (BOOT_DEVICE, CONFIG_SYS_DFL_BOOTCS_BASE, _8M); - } - display_mem_map (); - /* now, jump to the main ppcboot board init code */ - board_init_r (gd, dest_addr); - /* NOTREACHED */ -} - -/* ------------------------------------------------------------------------- */ - -/* - * Check Board Identity: - * - * right now, assume borad type. (there is just one...after all) - */ - -int checkboard (void) -{ - int l_type = 0; - - printf ("BOARD: %s\n", CONFIG_SYS_BOARD_NAME); - return (l_type); -} - -/* utility functions */ -void debug_led (int led, int mode) -{ - volatile int *addr = 0; - __maybe_unused int dummy; - - if (mode == 1) { - switch (led) { - case 0: - addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE | - 0x08000); - break; - - case 1: - addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE | - 0x0c000); - break; - - case 2: - addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE | - 0x10000); - break; - } - } else if (mode == 0) { - switch (led) { - case 0: - addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE | - 0x14000); - break; - - case 1: - addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE | - 0x18000); - break; - - case 2: - addr = (int *) ((unsigned int) CONFIG_SYS_DEV1_SPACE | - 0x1c000); - break; - } - } - - dummy = *addr; -} - -int display_mem_map (void) -{ - int i, j; - unsigned int base, size, width; - - /* SDRAM */ - printf ("SD (DDR) RAM\n"); - for (i = 0; i <= BANK3; i++) { - base = memoryGetBankBaseAddress (i); - size = memoryGetBankSize (i); - if (size != 0) { - printf ("BANK%d: base - 0x%08x\tsize - %dM bytes\n", - i, base, size >> 20); - } - } - - /* CPU's PCI windows */ - for (i = 0; i <= PCI_HOST1; i++) { - printf ("\nCPU's PCI %d windows\n", i); - base = pciGetSpaceBase (i, PCI_IO); - size = pciGetSpaceSize (i, PCI_IO); - printf (" IO: base - 0x%08x\tsize - %dM bytes\n", base, - size >> 20); - for (j = 0; - j <= - PCI_REGION0 - /*ronen currently only first PCI MEM is used 3 */ ; - j++) { - base = pciGetSpaceBase (i, j); - size = pciGetSpaceSize (i, j); - printf ("MEMORY %d: base - 0x%08x\tsize - %dM bytes\n", j, base, size >> 20); - } - } - - /* Devices */ - printf ("\nDEVICES\n"); - for (i = 0; i <= DEVICE3; i++) { - base = memoryGetDeviceBaseAddress (i); - size = memoryGetDeviceSize (i); - width = memoryGetDeviceWidth (i) * 8; - printf ("DEV %d: base - 0x%08x size - %dM bytes\twidth - %d bits", i, base, size >> 20, width); - if (i == 0) - printf ("\t- EXT SRAM (actual - 1M)\n"); - else if (i == 1) - printf ("\t- RTC\n"); - else if (i == 2) - printf ("\t- UART\n"); - else - printf ("\t- LARGE FLASH\n"); - } - - /* Bootrom */ - base = memoryGetDeviceBaseAddress (BOOT_DEVICE); /* Boot */ - size = memoryGetDeviceSize (BOOT_DEVICE); - width = memoryGetDeviceWidth (BOOT_DEVICE) * 8; - printf (" BOOT: base - 0x%08x size - %dM bytes\twidth - %d bits\n", - base, size >> 20, width); - return (0); -} - -/* DRAM check routines copied from gw8260 */ - -#if defined (CONFIG_SYS_DRAM_TEST) - -/*********************************************************************/ -/* NAME: move64() - moves a double word (64-bit) */ -/* */ -/* DESCRIPTION: */ -/* this function performs a double word move from the data at */ -/* the source pointer to the location at the destination pointer. */ -/* */ -/* INPUTS: */ -/* unsigned long long *src - pointer to data to move */ -/* */ -/* OUTPUTS: */ -/* unsigned long long *dest - pointer to locate to move data */ -/* */ -/* RETURNS: */ -/* None */ -/* */ -/* RESTRICTIONS/LIMITATIONS: */ -/* May cloober fr0. */ -/* */ -/*********************************************************************/ -static void move64 (unsigned long long *src, unsigned long long *dest) -{ - asm ("lfd 0, 0(3)\n\t" /* fpr0 = *scr */ - "stfd 0, 0(4)" /* *dest = fpr0 */ - : : : "fr0"); /* Clobbers fr0 */ - return; -} - - -#if defined (CONFIG_SYS_DRAM_TEST_DATA) - -unsigned long long pattern[] = { - 0xaaaaaaaaaaaaaaaaULL, - 0xccccccccccccccccULL, - 0xf0f0f0f0f0f0f0f0ULL, - 0xff00ff00ff00ff00ULL, - 0xffff0000ffff0000ULL, - 0xffffffff00000000ULL, - 0x00000000ffffffffULL, - 0x0000ffff0000ffffULL, - 0x00ff00ff00ff00ffULL, - 0x0f0f0f0f0f0f0f0fULL, - 0x3333333333333333ULL, - 0x5555555555555555ULL, -}; - -/*********************************************************************/ -/* NAME: mem_test_data() - test data lines for shorts and opens */ -/* */ -/* DESCRIPTION: */ -/* Tests data lines for shorts and opens by forcing adjacent data */ -/* to opposite states. Because the data lines could be routed in */ -/* an arbitrary manner the must ensure test patterns ensure that */ -/* every case is tested. By using the following series of binary */ -/* patterns every combination of adjacent bits is test regardless */ -/* of routing. */ -/* */ -/* ...101010101010101010101010 */ -/* ...110011001100110011001100 */ -/* ...111100001111000011110000 */ -/* ...111111110000000011111111 */ -/* */ -/* Carrying this out, gives us six hex patterns as follows: */ -/* */ -/* 0xaaaaaaaaaaaaaaaa */ -/* 0xcccccccccccccccc */ -/* 0xf0f0f0f0f0f0f0f0 */ -/* 0xff00ff00ff00ff00 */ -/* 0xffff0000ffff0000 */ -/* 0xffffffff00000000 */ -/* */ -/* The number test patterns will always be given by: */ -/* */ -/* log(base 2)(number data bits) = log2 (64) = 6 */ -/* */ -/* To test for short and opens to other signals on our boards. we */ -/* simply */ -/* test with the 1's complemnt of the paterns as well. */ -/* */ -/* OUTPUTS: */ -/* Displays failing test pattern */ -/* */ -/* RETURNS: */ -/* 0 - Passed test */ -/* 1 - Failed test */ -/* */ -/* RESTRICTIONS/LIMITATIONS: */ -/* Assumes only one one SDRAM bank */ -/* */ -/*********************************************************************/ -int mem_test_data (void) -{ - unsigned long long *pmem = (unsigned long long *) CONFIG_SYS_MEMTEST_START; - unsigned long long temp64 = 0; - int num_patterns = sizeof (pattern) / sizeof (pattern[0]); - int i; - unsigned int hi, lo; - - for (i = 0; i < num_patterns; i++) { - move64 (&(pattern[i]), pmem); - move64 (pmem, &temp64); - - /* hi = (temp64>>32) & 0xffffffff; */ - /* lo = temp64 & 0xffffffff; */ - /* printf("\ntemp64 = 0x%08x%08x", hi, lo); */ - - hi = (pattern[i] >> 32) & 0xffffffff; - lo = pattern[i] & 0xffffffff; - /* printf("\npattern[%d] = 0x%08x%08x", i, hi, lo); */ - - if (temp64 != pattern[i]) { - printf ("\n Data Test Failed, pattern 0x%08x%08x", - hi, lo); - return 1; - } - } - - return 0; -} -#endif /* CONFIG_SYS_DRAM_TEST_DATA */ - -#if defined (CONFIG_SYS_DRAM_TEST_ADDRESS) -/*********************************************************************/ -/* NAME: mem_test_address() - test address lines */ -/* */ -/* DESCRIPTION: */ -/* This function performs a test to verify that each word im */ -/* memory is uniquly addressable. The test sequence is as follows: */ -/* */ -/* 1) write the address of each word to each word. */ -/* 2) verify that each location equals its address */ -/* */ -/* OUTPUTS: */ -/* Displays failing test pattern and address */ -/* */ -/* RETURNS: */ -/* 0 - Passed test */ -/* 1 - Failed test */ -/* */ -/* RESTRICTIONS/LIMITATIONS: */ -/* */ -/* */ -/*********************************************************************/ -int mem_test_address (void) -{ - volatile unsigned int *pmem = - (volatile unsigned int *) CONFIG_SYS_MEMTEST_START; - const unsigned int size = (CONFIG_SYS_MEMTEST_END - CONFIG_SYS_MEMTEST_START) / 4; - unsigned int i; - - /* write address to each location */ - for (i = 0; i < size; i++) { - pmem[i] = i; - } - - /* verify each loaction */ - for (i = 0; i < size; i++) { - if (pmem[i] != i) { - printf ("\n Address Test Failed at 0x%x", i); - return 1; - } - } - return 0; -} -#endif /* CONFIG_SYS_DRAM_TEST_ADDRESS */ - -#if defined (CONFIG_SYS_DRAM_TEST_WALK) -/*********************************************************************/ -/* NAME: mem_march() - memory march */ -/* */ -/* DESCRIPTION: */ -/* Marches up through memory. At each location verifies rmask if */ -/* read = 1. At each location write wmask if write = 1. Displays */ -/* failing address and pattern. */ -/* */ -/* INPUTS: */ -/* volatile unsigned long long * base - start address of test */ -/* unsigned int size - number of dwords(64-bit) to test */ -/* unsigned long long rmask - read verify mask */ -/* unsigned long long wmask - wrtie verify mask */ -/* short read - verifies rmask if read = 1 */ -/* short write - writes wmask if write = 1 */ -/* */ -/* OUTPUTS: */ -/* Displays failing test pattern and address */ -/* */ -/* RETURNS: */ -/* 0 - Passed test */ -/* 1 - Failed test */ -/* */ -/* RESTRICTIONS/LIMITATIONS: */ -/* */ -/* */ -/*********************************************************************/ -int mem_march (volatile unsigned long long *base, - unsigned int size, - unsigned long long rmask, - unsigned long long wmask, short read, short write) -{ - unsigned int i; - unsigned long long temp = 0; - unsigned int hitemp, lotemp, himask, lomask; - - for (i = 0; i < size; i++) { - if (read != 0) { - /* temp = base[i]; */ - move64 ((unsigned long long *) &(base[i]), &temp); - if (rmask != temp) { - hitemp = (temp >> 32) & 0xffffffff; - lotemp = temp & 0xffffffff; - himask = (rmask >> 32) & 0xffffffff; - lomask = rmask & 0xffffffff; - - printf ("\n Walking one's test failed: address = 0x%08x," "\n\texpected 0x%08x%08x, found 0x%08x%08x", i << 3, himask, lomask, hitemp, lotemp); - return 1; - } - } - if (write != 0) { - /* base[i] = wmask; */ - move64 (&wmask, (unsigned long long *) &(base[i])); - } - } - return 0; -} -#endif /* CONFIG_SYS_DRAM_TEST_WALK */ - -/*********************************************************************/ -/* NAME: mem_test_walk() - a simple walking ones test */ -/* */ -/* DESCRIPTION: */ -/* Performs a walking ones through entire physical memory. The */ -/* test uses as series of memory marches, mem_march(), to verify */ -/* and write the test patterns to memory. The test sequence is as */ -/* follows: */ -/* 1) march writing 0000...0001 */ -/* 2) march verifying 0000...0001 , writing 0000...0010 */ -/* 3) repeat step 2 shifting masks left 1 bit each time unitl */ -/* the write mask equals 1000...0000 */ -/* 4) march verifying 1000...0000 */ -/* The test fails if any of the memory marches return a failure. */ -/* */ -/* OUTPUTS: */ -/* Displays which pass on the memory test is executing */ -/* */ -/* RETURNS: */ -/* 0 - Passed test */ -/* 1 - Failed test */ -/* */ -/* RESTRICTIONS/LIMITATIONS: */ -/* */ -/* */ -/*********************************************************************/ -int mem_test_walk (void) -{ - unsigned long long mask; - volatile unsigned long long *pmem = - (volatile unsigned long long *) CONFIG_SYS_MEMTEST_START; - const unsigned long size = (CONFIG_SYS_MEMTEST_END - CONFIG_SYS_MEMTEST_START) / 8; - - unsigned int i; - - mask = 0x01; - - printf ("Initial Pass"); - mem_march (pmem, size, 0x0, 0x1, 0, 1); - - printf ("\b\b\b\b\b\b\b\b\b\b\b\b"); - printf (" "); - printf (" "); - printf ("\b\b\b\b\b\b\b\b\b\b\b\b"); - - for (i = 0; i < 63; i++) { - printf ("Pass %2d", i + 2); - if (mem_march (pmem, size, mask, mask << 1, 1, 1) != 0) { - /*printf("mask: 0x%x, pass: %d, ", mask, i); */ - return 1; - } - mask = mask << 1; - printf ("\b\b\b\b\b\b\b"); - } - - printf ("Last Pass"); - if (mem_march (pmem, size, 0, mask, 0, 1) != 0) { - /* printf("mask: 0x%x", mask); */ - return 1; - } - printf ("\b\b\b\b\b\b\b\b\b"); - printf (" "); - printf ("\b\b\b\b\b\b\b\b\b"); - - return 0; -} - -/*********************************************************************/ -/* NAME: testdram() - calls any enabled memory tests */ -/* */ -/* DESCRIPTION: */ -/* Runs memory tests if the environment test variables are set to */ -/* 'y'. */ -/* */ -/* INPUTS: */ -/* testdramdata - If set to 'y', data test is run. */ -/* testdramaddress - If set to 'y', address test is run. */ -/* testdramwalk - If set to 'y', walking ones test is run */ -/* */ -/* OUTPUTS: */ -/* None */ -/* */ -/* RETURNS: */ -/* 0 - Passed test */ -/* 1 - Failed test */ -/* */ -/* RESTRICTIONS/LIMITATIONS: */ -/* */ -/* */ -/*********************************************************************/ -int testdram (void) -{ - int rundata, runaddress, runwalk; - - rundata = getenv_yesno("testdramdata") == 1; - runaddress = getenv_yesno("testdramaddress") == 1; - runwalk = getenv_yesno("testdramwalk") == 1; - -/* rundata = 1; */ -/* runaddress = 0; */ -/* runwalk = 0; */ - - if ((rundata == 1) || (runaddress == 1) || (runwalk == 1)) { - printf ("Testing RAM from 0x%08x to 0x%08x ... (don't panic... that will take a moment !!!!)\n", CONFIG_SYS_MEMTEST_START, CONFIG_SYS_MEMTEST_END); - } -#ifdef CONFIG_SYS_DRAM_TEST_DATA - if (rundata == 1) { - printf ("Test DATA ... "); - if (mem_test_data () == 1) { - printf ("failed \n"); - return 1; - } else - printf ("ok \n"); - } -#endif -#ifdef CONFIG_SYS_DRAM_TEST_ADDRESS - if (runaddress == 1) { - printf ("Test ADDRESS ... "); - if (mem_test_address () == 1) { - printf ("failed \n"); - return 1; - } else - printf ("ok \n"); - } -#endif -#ifdef CONFIG_SYS_DRAM_TEST_WALK - if (runwalk == 1) { - printf ("Test WALKING ONEs ... "); - if (mem_test_walk () == 1) { - printf ("failed \n"); - return 1; - } else - printf ("ok \n"); - } -#endif - if ((rundata == 1) || (runaddress == 1) || (runwalk == 1)) { - printf ("passed\n"); - } - return 0; - -} -#endif /* CONFIG_SYS_DRAM_TEST */ - -/* ronen - the below functions are used by the bootm function */ -/* - we map the base register to fbe00000 (same mapping as in the LSP) */ -/* - we turn off the RX gig dmas - to prevent the dma from overunning */ -/* the kernel data areas. */ -/* - we diable and invalidate the icache and dcache. */ -void my_remap_gt_regs_bootm (u32 cur_loc, u32 new_loc) -{ - u32 temp; - - temp = in_le32 ((u32 *) (new_loc + INTERNAL_SPACE_DECODE)); - if ((temp & 0xffff) == new_loc >> 16) - return; - - temp = (in_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE)) & - 0xffff0000) | (new_loc >> 16); - - out_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE), temp); - - while ((WORD_SWAP (*((volatile unsigned int *) (NONE_CACHEABLE | - new_loc | - (INTERNAL_SPACE_DECODE))))) - != temp); - -} - -void board_prebootm_init () -{ - -/* change window size of PCI1 IO in order tp prevent overlaping with REG BASE. */ - GT_REG_WRITE (PCI_1_IO_SIZE, (_64K - 1) >> 16); - -/* Stop GigE Rx DMA engines */ - GT_REG_WRITE (MV64360_ETH_RECEIVE_QUEUE_COMMAND_REG (0), 0x0000ff00); - GT_REG_WRITE (MV64360_ETH_RECEIVE_QUEUE_COMMAND_REG (1), 0x0000ff00); -/* MV_REG_WRITE (MV64360_ETH_RECEIVE_QUEUE_COMMAND_REG(2), 0x0000ff00); */ - -/* Relocate MV64360 internal regs */ - my_remap_gt_regs_bootm (CONFIG_SYS_GT_REGS, BRIDGE_REG_BASE_BOOTM); - - icache_disable (); - dcache_disable (); -} - -int board_eth_init(bd_t *bis) -{ - int ret; - ret = pci_eth_init(bis); - if (!ret) - ret = mv6436x_eth_initialize(bis); - return ret; -} |