+++ /dev/null
-/*
- * (C) Copyright 2000
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- *
- * Modified By Conn Clark to work with Esteem 192E 7/31/00
- */
-
-#include <common.h>
-#include <mpc8xx.h>
-
-/* ------------------------------------------------------------------------- */
-
-#define _NOT_USED_ 0xFFFFFFFF
-
-const uint sdram_table[] = {
- /*
- * Single Read. (Offset 0 in UPMA RAM)
- *
- * active, NOP, read, precharge, NOP */
- 0x0F27CC04, 0x0EAECC04, 0x00B98C04, 0x00F74C00,
- 0x11FFCC05, /* last */
- /*
- * SDRAM Initialization (offset 5 in UPMA RAM)
- *
- * This is no UPM entry point. The following definition uses
- * the remaining space to establish an initialization
- * sequence, which is executed by a RUN command.
- * NOP, Program
- */
- 0x0F0A8C34, 0x1F354C37, /* last */
-
- _NOT_USED_, /* Not used */
-
- /*
- * Burst Read. (Offset 8 in UPMA RAM)
- * active, NOP, read, NOP, NOP, NOP, NOP, NOP */
- 0x0F37CC04, 0x0EFECC04, 0x00FDCC04, 0x00FFCC00,
- 0x00FFCC00, 0x01FFCC00, 0x0FFFCC00, 0x1FFFCC05, /* last */
- _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
- _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
- /*
- * Single Write. (Offset 18 in UPMA RAM)
- * active, NOP, write, NOP, precharge, NOP */
- 0x0F27CC04, 0x0EAE8C00, 0x01BD4C04, 0x0FFB8C04,
- 0x0FF74C04, 0x1FFFCC05, /* last */
- _NOT_USED_, _NOT_USED_,
- /*
- * Burst Write. (Offset 20 in UPMA RAM)
- * active, NOP, write, NOP, NOP, NOP, NOP, NOP */
- 0x0F37CC04, 0x0EFE8C00, 0x00FD4C00, 0x00FFCC00,
- 0x00FFCC00, 0x01FFCC04, 0x0FFFCC04, 0x1FFFCC05, /* last */
- _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
- _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
- /*
- * Refresh (Offset 30 in UPMA RAM)
- * precharge, NOP, auto_ref, NOP, NOP, NOP */
- 0x0FF74C34, 0x0FFACCB4, 0x0FF5CC34, 0x0FFFCC34,
- 0x0FFFCCB4, 0x1FFFCC35, /* last */
- _NOT_USED_, _NOT_USED_,
- _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
- /*
- * Exception. (Offset 3c in UPMA RAM)
- */
- 0x0FFB8C00, 0x1FF74C03, /* last */
- _NOT_USED_, _NOT_USED_
-};
-
-/* ------------------------------------------------------------------------- */
-
-
-/*
- * Check Board Identity:
- */
-
-int checkboard (void)
-{
- puts ("Board: Esteem 192E\n");
- return (0);
-}
-
-/* ------------------------------------------------------------------------- */
-
-
-phys_size_t initdram (int board_type)
-{
- volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
- volatile memctl8xx_t *memctl = &immap->im_memctl;
- long int size_b0, size_b1;
-
- /*
- * Explain frequency of refresh here
- */
-
- memctl->memc_mptpr = 0x0200; /* divide by 32 */
-
- memctl->memc_mamr = 0x18003112; /*CONFIG_SYS_MAMR_8COL; */ /* 0x18005112 TODO: explain here */
-
- upmconfig (UPMA, (uint *) sdram_table,
- sizeof (sdram_table) / sizeof (uint));
-
- /*
- * Map cs 2 and 3 to the SDRAM banks 0 and 1 at
- * preliminary addresses - these have to be modified after the
- * SDRAM size has been determined.
- */
-
- memctl->memc_or2 = CONFIG_SYS_OR2_PRELIM; /* not defined yet */
- memctl->memc_br2 = CONFIG_SYS_BR2_PRELIM;
-
- memctl->memc_or3 = CONFIG_SYS_OR3_PRELIM;
- memctl->memc_br3 = CONFIG_SYS_BR3_PRELIM;
-
-
- /* perform SDRAM initializsation sequence */
- memctl->memc_mar = 0x00000088;
- memctl->memc_mcr = 0x80004830; /* SDRAM bank 0 execute 8 refresh */
- memctl->memc_mcr = 0x80004105; /* SDRAM bank 0 */
-
- memctl->memc_mcr = 0x80006830; /* SDRAM bank 1 execute 8 refresh */
- memctl->memc_mcr = 0x80006105; /* SDRAM bank 1 */
-
- memctl->memc_mamr = CONFIG_SYS_MAMR_8COL; /* 0x18803112 start refresh timer TODO: explain here */
-
-/* printf ("banks 0 and 1 are programed\n"); */
-
- /*
- * Check Bank 0 Memory Size for re-configuration
- *
- */
- size_b0 = get_ram_size ( (long *)SDRAM_BASE2_PRELIM, SDRAM_MAX_SIZE);
- size_b1 = get_ram_size ( (long *)SDRAM_BASE3_PRELIM, SDRAM_MAX_SIZE);
-
- printf ("\nbank 0 size %lu\nbank 1 size %lu\n", size_b0, size_b1);
-
-/* printf ("bank 1 size %u\n",size_b1); */
-
- if (size_b1 == 0) {
- /*
- * Adjust refresh rate if bank 0 isn't stuffed
- */
- memctl->memc_mptpr = 0x0400; /* divide by 64 */
- memctl->memc_br3 &= 0x0FFFFFFFE;
-
- /*
- * Adjust OR2 for size of bank 0
- */
- memctl->memc_or2 |= 7 * size_b0;
- } else {
- if (size_b0 < size_b1) {
- memctl->memc_br2 &= 0x00007FFE;
- memctl->memc_br3 &= 0x00007FFF;
-
- /*
- * Adjust OR3 for size of bank 1
- */
- memctl->memc_or3 |= 15 * size_b1;
-
- /*
- * Adjust OR2 for size of bank 0
- */
- memctl->memc_or2 |= 15 * size_b0;
- memctl->memc_br2 += (size_b1 + 1);
- } else {
- memctl->memc_br3 &= 0x00007FFE;
-
- /*
- * Adjust OR2 for size of bank 0
- */
- memctl->memc_or2 |= 15 * size_b0;
-
- /*
- * Adjust OR3 for size of bank 1
- */
- memctl->memc_or3 |= 15 * size_b1;
- memctl->memc_br3 += (size_b0 + 1);
- }
- }
-
- /* before leaving set all unused i/o pins to outputs */
-
- /*
- * --*Unused Pin List*--
- *
- * group/port bit number
- * IP_B 0,1,3,4,5 Taken care of in pcmcia-cs-x.x.xx
- * PA 5,7,8,9,14,15
- * PB 22,23,31
- * PC 4,5,6,7,10,11,12,13,14,15
- * PD 5,6,7
- *
- */
-
- /*
- * --*Pin Used for I/O List*--
- *
- * port input bit number output bit number either
- * PB 18,26,27
- * PD 3,4 8,9,10,11,12,13,14,15
- *
- */
-
- immap->im_ioport.iop_papar &= ~0x05C3; /* set pins as io */
- immap->im_ioport.iop_padir |= 0x05C3; /* set pins as output */
- immap->im_ioport.iop_paodr &= 0x0008; /* config pins 9 & 14 as normal outputs */
- immap->im_ioport.iop_padat |= 0x05C3; /* set unused pins as high */
-
- immap->im_cpm.cp_pbpar &= ~0x00001331; /* set unused port b pins as io */
- immap->im_cpm.cp_pbdir |= 0x00001331; /* set unused port b pins as output */
- immap->im_cpm.cp_pbodr &= ~0x00001331; /* config bits 18,22,23,26,27 & 31 as normal outputs */
- immap->im_cpm.cp_pbdat |= 0x00001331; /* set T/E LED, /NV_CS, & /POWER_ADJ_CS and the rest to a high */
-
- immap->im_ioport.iop_pcpar &= ~0x0F3F; /* set unused port c pins as io */
- immap->im_ioport.iop_pcdir |= 0x0F3F; /* set unused port c pins as output */
- immap->im_ioport.iop_pcso &= ~0x0F3F; /* clear special purpose bit for unused port c pins for clarity */
- immap->im_ioport.iop_pcdat |= 0x0F3F; /* set unused port c pins high */
-
- immap->im_ioport.iop_pdpar &= 0xE000; /* set pins as io */
- immap->im_ioport.iop_pddir &= 0xE000; /* set bit 3 & 4 as inputs */
- immap->im_ioport.iop_pddir |= 0x07FF; /* set bits 5 - 15 as outputs */
- immap->im_ioport.iop_pddat = 0x0055; /* set alternating pattern on test port */
-
- return (size_b0 + size_b1);
-}
+++ /dev/null
-/*
- * (C) Copyright 2000
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <mpc8xx.h>
-
-flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
-
-#ifdef CONFIG_FLASH_16BIT
-#define FLASH_WORD_SIZE unsigned short
-#define FLASH_ID_MASK 0xFFFF
-#else
-#define FLASH_WORD_SIZE unsigned long
-#define FLASH_ID_MASK 0xFFFFFFFF
-#endif
-
-/*-----------------------------------------------------------------------
- * Functions
- */
-
-ulong flash_get_size (volatile FLASH_WORD_SIZE * addr, flash_info_t * info);
-
-#ifndef CONFIG_FLASH_16BIT
-static int write_word (flash_info_t * info, ulong dest, ulong data);
-#else
-static int write_short (flash_info_t * info, ulong dest, ushort data);
-#endif
-/*int flash_write (uchar *, ulong, ulong); */
-/*flash_info_t *addr2info (ulong); */
-
-static void flash_get_offsets (ulong base, flash_info_t * info);
-
-/*-----------------------------------------------------------------------
- */
-unsigned long flash_init (void)
-{
- volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
- volatile memctl8xx_t *memctl = &immap->im_memctl;
- unsigned long size_b0, size_b1;
- int i;
-
- /* Init: no FLASHes known */
- for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; ++i) {
- flash_info[i].flash_id = FLASH_UNKNOWN;
- }
-
- /* Static FLASH Bank configuration here - FIXME XXX */
-
- size_b0 =
- flash_get_size ((volatile FLASH_WORD_SIZE *)
- FLASH_BASE0_PRELIM, &flash_info[0]);
- if (flash_info[0].flash_id == FLASH_UNKNOWN) {
- printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", size_b0, size_b0 << 20);
- }
-
- size_b1 =
- flash_get_size ((volatile FLASH_WORD_SIZE *)
- FLASH_BASE1_PRELIM, &flash_info[1]);
-
- if (size_b1 > size_b0) {
- printf ("## ERROR: "
- "Bank 1 (0x%08lx = %ld MB) > Bank 0 (0x%08lx = %ld MB)\n",
- size_b1, size_b1 << 20, size_b0, size_b0 << 20);
- flash_info[0].flash_id = FLASH_UNKNOWN;
- flash_info[1].flash_id = FLASH_UNKNOWN;
- flash_info[0].sector_count = -1;
- flash_info[1].sector_count = -1;
- flash_info[0].size = 0;
- flash_info[1].size = 0;
- return (0);
- }
-
- /* Remap FLASH according to real size */
- memctl->memc_or0 = CONFIG_SYS_OR_TIMING_FLASH | (-size_b0 & 0xFFFF8000);
- memctl->memc_br0 = CONFIG_SYS_FLASH_BASE | 0x00000801; /* (CONFIG_SYS_FLASH_BASE & BR_BA_MSK) | BR_MS_GPCM | BR_V; */
-
- /* Re-do sizing to get full correct info */
-
- size_b0 = flash_get_size ((volatile FLASH_WORD_SIZE *) CONFIG_SYS_FLASH_BASE,
- &flash_info[0]);
- flash_get_offsets (CONFIG_SYS_FLASH_BASE, &flash_info[0]);
-
-#if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE
- /* monitor protection ON by default */
- (void) flash_protect (FLAG_PROTECT_SET,
- CONFIG_SYS_MONITOR_BASE,
- CONFIG_SYS_MONITOR_BASE + monitor_flash_len - 1,
- &flash_info[0]);
-#endif
-
- if (size_b1) {
- memctl->memc_or1 =
- CONFIG_SYS_OR_TIMING_FLASH | (-size_b1 & 0xFFFF8000);
- memctl->memc_br1 =
- (CONFIG_SYS_FLASH_BASE | 0x00000801) + (size_b0 & BR_BA_MSK);
- /*((CONFIG_SYS_FLASH_BASE + size_b0) & BR_BA_MSK) |
- BR_MS_GPCM | BR_V; */
-
- /* Re-do sizing to get full correct info */
- size_b1 =
- flash_get_size ((volatile FLASH_WORD_SIZE
- *) (CONFIG_SYS_FLASH_BASE + size_b0),
- &flash_info[1]);
-
- flash_get_offsets (CONFIG_SYS_FLASH_BASE + size_b0, &flash_info[1]);
-
-#if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE
- /* monitor protection ON by default */
- (void) flash_protect (FLAG_PROTECT_SET,
- CONFIG_SYS_MONITOR_BASE,
- CONFIG_SYS_MONITOR_BASE + monitor_flash_len -
- 1, &flash_info[1]);
-#endif
- } else {
- memctl->memc_br1 = 0; /* invalidate bank */
-
- flash_info[1].flash_id = FLASH_UNKNOWN;
- flash_info[1].sector_count = -1;
- }
-
- flash_info[0].size = size_b0;
- flash_info[1].size = size_b1;
-
- return (size_b0 + size_b1);
-}
-
-/*-----------------------------------------------------------------------
- */
-static void flash_get_offsets (ulong base, flash_info_t * info)
-{
- int i;
-
- /* set up sector start adress table */
- if (info->flash_id & FLASH_BTYPE) {
- if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) {
-
-#ifndef CONFIG_FLASH_16BIT
- /* set sector offsets for bottom boot block type */
- info->start[0] = base + 0x00000000;
- info->start[1] = base + 0x00004000;
- info->start[2] = base + 0x00008000;
- info->start[3] = base + 0x0000C000;
- info->start[4] = base + 0x00010000;
- info->start[5] = base + 0x00014000;
- info->start[6] = base + 0x00018000;
- info->start[7] = base + 0x0001C000;
- for (i = 8; i < info->sector_count; i++) {
- info->start[i] =
- base + (i * 0x00020000) - 0x000E0000;
- }
- } else {
- /* set sector offsets for bottom boot block type */
- info->start[0] = base + 0x00000000;
- info->start[1] = base + 0x00008000;
- info->start[2] = base + 0x0000C000;
- info->start[3] = base + 0x00010000;
- for (i = 4; i < info->sector_count; i++) {
- info->start[i] =
- base + (i * 0x00020000) - 0x00060000;
- }
- }
-#else
- /* set sector offsets for bottom boot block type */
- info->start[0] = base + 0x00000000;
- info->start[1] = base + 0x00002000;
- info->start[2] = base + 0x00004000;
- info->start[3] = base + 0x00006000;
- info->start[4] = base + 0x00008000;
- info->start[5] = base + 0x0000A000;
- info->start[6] = base + 0x0000C000;
- info->start[7] = base + 0x0000E000;
- for (i = 8; i < info->sector_count; i++) {
- info->start[i] =
- base + (i * 0x00010000) - 0x00070000;
- }
- } else {
- /* set sector offsets for bottom boot block type */
- info->start[0] = base + 0x00000000;
- info->start[1] = base + 0x00004000;
- info->start[2] = base + 0x00006000;
- info->start[3] = base + 0x00008000;
- for (i = 4; i < info->sector_count; i++) {
- info->start[i] =
- base + (i * 0x00010000) - 0x00030000;
- }
- }
-#endif
- } else {
- /* set sector offsets for top boot block type */
- i = info->sector_count - 1;
- if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) {
-
-#ifndef CONFIG_FLASH_16BIT
- info->start[i--] = base + info->size - 0x00004000;
- info->start[i--] = base + info->size - 0x00008000;
- info->start[i--] = base + info->size - 0x0000C000;
- info->start[i--] = base + info->size - 0x00010000;
- info->start[i--] = base + info->size - 0x00014000;
- info->start[i--] = base + info->size - 0x00018000;
- info->start[i--] = base + info->size - 0x0001C000;
- for (; i >= 0; i--) {
- info->start[i] = base + i * 0x00020000;
- }
-
- } else {
-
- info->start[i--] = base + info->size - 0x00008000;
- info->start[i--] = base + info->size - 0x0000C000;
- info->start[i--] = base + info->size - 0x00010000;
- for (; i >= 0; i--) {
- info->start[i] = base + i * 0x00020000;
- }
- }
-#else
- info->start[i--] = base + info->size - 0x00002000;
- info->start[i--] = base + info->size - 0x00004000;
- info->start[i--] = base + info->size - 0x00006000;
- info->start[i--] = base + info->size - 0x00008000;
- info->start[i--] = base + info->size - 0x0000A000;
- info->start[i--] = base + info->size - 0x0000C000;
- info->start[i--] = base + info->size - 0x0000E000;
- for (; i >= 0; i--) {
- info->start[i] = base + i * 0x00010000;
- }
-
- } else {
-
- info->start[i--] = base + info->size - 0x00004000;
- info->start[i--] = base + info->size - 0x00006000;
- info->start[i--] = base + info->size - 0x00008000;
- for (; i >= 0; i--) {
- info->start[i] = base + i * 0x00010000;
- }
- }
-#endif
- }
-
-
-}
-
-/*-----------------------------------------------------------------------
- */
-void flash_print_info (flash_info_t * info)
-{
- int i;
- uchar *boottype;
- uchar botboot[] = ", bottom boot sect)\n";
- uchar topboot[] = ", top boot sector)\n";
-
- if (info->flash_id == FLASH_UNKNOWN) {
- printf ("missing or unknown FLASH type\n");
- return;
- }
-
- switch (info->flash_id & FLASH_VENDMASK) {
- case FLASH_MAN_AMD:
- printf ("AMD ");
- break;
- case FLASH_MAN_FUJ:
- printf ("FUJITSU ");
- break;
- case FLASH_MAN_SST:
- printf ("SST ");
- break;
- case FLASH_MAN_STM:
- printf ("STM ");
- break;
- case FLASH_MAN_INTEL:
- printf ("INTEL ");
- break;
- default:
- printf ("Unknown Vendor ");
- break;
- }
-
- if (info->flash_id & 0x0001) {
- boottype = botboot;
- } else {
- boottype = topboot;
- }
-
- switch (info->flash_id & FLASH_TYPEMASK) {
- case FLASH_AM400B:
- printf ("AM29LV400B (4 Mbit%s", boottype);
- break;
- case FLASH_AM400T:
- printf ("AM29LV400T (4 Mbit%s", boottype);
- break;
- case FLASH_AM800B:
- printf ("AM29LV800B (8 Mbit%s", boottype);
- break;
- case FLASH_AM800T:
- printf ("AM29LV800T (8 Mbit%s", boottype);
- break;
- case FLASH_AM160B:
- printf ("AM29LV160B (16 Mbit%s", boottype);
- break;
- case FLASH_AM160T:
- printf ("AM29LV160T (16 Mbit%s", boottype);
- break;
- case FLASH_AM320B:
- printf ("AM29LV320B (32 Mbit%s", boottype);
- break;
- case FLASH_AM320T:
- printf ("AM29LV320T (32 Mbit%s", boottype);
- break;
- case FLASH_INTEL800B:
- printf ("INTEL28F800B (8 Mbit%s", boottype);
- break;
- case FLASH_INTEL800T:
- printf ("INTEL28F800T (8 Mbit%s", boottype);
- break;
- case FLASH_INTEL160B:
- printf ("INTEL28F160B (16 Mbit%s", boottype);
- break;
- case FLASH_INTEL160T:
- printf ("INTEL28F160T (16 Mbit%s", boottype);
- break;
- case FLASH_INTEL320B:
- printf ("INTEL28F320B (32 Mbit%s", boottype);
- break;
- case FLASH_INTEL320T:
- printf ("INTEL28F320T (32 Mbit%s", boottype);
- break;
-
-#if 0 /* enable when devices are available */
-
- case FLASH_INTEL640B:
- printf ("INTEL28F640B (64 Mbit%s", boottype);
- break;
- case FLASH_INTEL640T:
- printf ("INTEL28F640T (64 Mbit%s", boottype);
- break;
-#endif
-
- default:
- printf ("Unknown Chip Type\n");
- break;
- }
-
- printf (" Size: %ld MB in %d Sectors\n",
- info->size >> 20, info->sector_count);
-
- printf (" Sector Start Addresses:");
- for (i = 0; i < info->sector_count; ++i) {
- if ((i % 5) == 0)
- printf ("\n ");
- printf (" %08lX%s",
- info->start[i], info->protect[i] ? " (RO)" : " ");
- }
- printf ("\n");
- return;
-}
-
-/*-----------------------------------------------------------------------
- */
-
-
-/*-----------------------------------------------------------------------
- */
-
-/*
- * The following code cannot be run from FLASH!
- */
-ulong flash_get_size (volatile FLASH_WORD_SIZE * addr, flash_info_t * info)
-{
- short i;
- ulong base = (ulong) addr;
- FLASH_WORD_SIZE value;
-
- /* Write auto select command: read Manufacturer ID */
-
-
-#ifndef CONFIG_FLASH_16BIT
-
- /*
- * Note: if it is an AMD flash and the word at addr[0000]
- * is 0x00890089 this routine will think it is an Intel
- * flash device and may(most likely) cause trouble.
- */
-
- addr[0x0000] = 0x00900090;
- if (addr[0x0000] != 0x00890089) {
- addr[0x0555] = 0x00AA00AA;
- addr[0x02AA] = 0x00550055;
- addr[0x0555] = 0x00900090;
-#else
-
- /*
- * Note: if it is an AMD flash and the word at addr[0000]
- * is 0x0089 this routine will think it is an Intel
- * flash device and may(most likely) cause trouble.
- */
-
- addr[0x0000] = 0x0090;
-
- if (addr[0x0000] != 0x0089) {
- addr[0x0555] = 0x00AA;
- addr[0x02AA] = 0x0055;
- addr[0x0555] = 0x0090;
-#endif
- }
- value = addr[0];
-
- switch (value) {
- case (AMD_MANUFACT & FLASH_ID_MASK):
- info->flash_id = FLASH_MAN_AMD;
- break;
- case (FUJ_MANUFACT & FLASH_ID_MASK):
- info->flash_id = FLASH_MAN_FUJ;
- break;
- case (STM_MANUFACT & FLASH_ID_MASK):
- info->flash_id = FLASH_MAN_STM;
- break;
- case (SST_MANUFACT & FLASH_ID_MASK):
- info->flash_id = FLASH_MAN_SST;
- break;
- case (INTEL_MANUFACT & FLASH_ID_MASK):
- info->flash_id = FLASH_MAN_INTEL;
- break;
- default:
- info->flash_id = FLASH_UNKNOWN;
- info->sector_count = 0;
- info->size = 0;
- return (0); /* no or unknown flash */
-
- }
-
- value = addr[1]; /* device ID */
-
- switch (value) {
-
- case (AMD_ID_LV400T & FLASH_ID_MASK):
- info->flash_id += FLASH_AM400T;
- info->sector_count = 11;
- info->size = 0x00100000;
- break; /* => 1 MB */
-
- case (AMD_ID_LV400B & FLASH_ID_MASK):
- info->flash_id += FLASH_AM400B;
- info->sector_count = 11;
- info->size = 0x00100000;
- break; /* => 1 MB */
-
- case (AMD_ID_LV800T & FLASH_ID_MASK):
- info->flash_id += FLASH_AM800T;
- info->sector_count = 19;
- info->size = 0x00200000;
- break; /* => 2 MB */
-
- case (AMD_ID_LV800B & FLASH_ID_MASK):
- info->flash_id += FLASH_AM800B;
- info->sector_count = 19;
- info->size = 0x00200000;
- break; /* => 2 MB */
-
- case (AMD_ID_LV160T & FLASH_ID_MASK):
- info->flash_id += FLASH_AM160T;
- info->sector_count = 35;
- info->size = 0x00400000;
- break; /* => 4 MB */
-
- case (AMD_ID_LV160B & FLASH_ID_MASK):
- info->flash_id += FLASH_AM160B;
- info->sector_count = 35;
- info->size = 0x00400000;
- break; /* => 4 MB */
-#if 0 /* enable when device IDs are available */
- case (AMD_ID_LV320T & FLASH_ID_MASK):
- info->flash_id += FLASH_AM320T;
- info->sector_count = 67;
- info->size = 0x00800000;
- break; /* => 8 MB */
-
- case (AMD_ID_LV320B & FLASH_ID_MASK):
- info->flash_id += FLASH_AM320B;
- info->sector_count = 67;
- info->size = 0x00800000;
- break; /* => 8 MB */
-#endif
-
- case (INTEL_ID_28F800B3T & FLASH_ID_MASK):
- info->flash_id += FLASH_INTEL800T;
- info->sector_count = 23;
- info->size = 0x00200000;
- break; /* => 2 MB */
-
- case (INTEL_ID_28F800B3B & FLASH_ID_MASK):
- info->flash_id += FLASH_INTEL800B;
- info->sector_count = 23;
- info->size = 0x00200000;
- break; /* => 2 MB */
-
- case (INTEL_ID_28F160B3T & FLASH_ID_MASK):
- info->flash_id += FLASH_INTEL160T;
- info->sector_count = 39;
- info->size = 0x00400000;
- break; /* => 4 MB */
-
- case (INTEL_ID_28F160B3B & FLASH_ID_MASK):
- info->flash_id += FLASH_INTEL160B;
- info->sector_count = 39;
- info->size = 0x00400000;
- break; /* => 4 MB */
-
- case (INTEL_ID_28F320B3T & FLASH_ID_MASK):
- info->flash_id += FLASH_INTEL320T;
- info->sector_count = 71;
- info->size = 0x00800000;
- break; /* => 8 MB */
-
- case (INTEL_ID_28F320B3B & FLASH_ID_MASK):
- info->flash_id += FLASH_AM320B;
- info->sector_count = 71;
- info->size = 0x00800000;
- break; /* => 8 MB */
-
-#if 0 /* enable when devices are available */
- case (INTEL_ID_28F320B3T & FLASH_ID_MASK):
- info->flash_id += FLASH_INTEL320T;
- info->sector_count = 135;
- info->size = 0x01000000;
- break; /* => 16 MB */
-
- case (INTEL_ID_28F320B3B & FLASH_ID_MASK):
- info->flash_id += FLASH_AM320B;
- info->sector_count = 135;
- info->size = 0x01000000;
- break; /* => 16 MB */
-#endif
- default:
- info->flash_id = FLASH_UNKNOWN;
- return (0); /* => no or unknown flash */
-
- }
-
- /* set up sector start adress table */
- if (info->flash_id & FLASH_BTYPE) {
- if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) {
-
-#ifndef CONFIG_FLASH_16BIT
- /* set sector offsets for bottom boot block type */
- info->start[0] = base + 0x00000000;
- info->start[1] = base + 0x00004000;
- info->start[2] = base + 0x00008000;
- info->start[3] = base + 0x0000C000;
- info->start[4] = base + 0x00010000;
- info->start[5] = base + 0x00014000;
- info->start[6] = base + 0x00018000;
- info->start[7] = base + 0x0001C000;
- for (i = 8; i < info->sector_count; i++) {
- info->start[i] =
- base + (i * 0x00020000) - 0x000E0000;
- }
- } else {
- /* set sector offsets for bottom boot block type */
- info->start[0] = base + 0x00000000;
- info->start[1] = base + 0x00008000;
- info->start[2] = base + 0x0000C000;
- info->start[3] = base + 0x00010000;
- for (i = 4; i < info->sector_count; i++) {
- info->start[i] =
- base + (i * 0x00020000) - 0x00060000;
- }
- }
-#else
- /* set sector offsets for bottom boot block type */
- info->start[0] = base + 0x00000000;
- info->start[1] = base + 0x00002000;
- info->start[2] = base + 0x00004000;
- info->start[3] = base + 0x00006000;
- info->start[4] = base + 0x00008000;
- info->start[5] = base + 0x0000A000;
- info->start[6] = base + 0x0000C000;
- info->start[7] = base + 0x0000E000;
- for (i = 8; i < info->sector_count; i++) {
- info->start[i] =
- base + (i * 0x00010000) - 0x00070000;
- }
- } else {
- /* set sector offsets for bottom boot block type */
- info->start[0] = base + 0x00000000;
- info->start[1] = base + 0x00004000;
- info->start[2] = base + 0x00006000;
- info->start[3] = base + 0x00008000;
- for (i = 4; i < info->sector_count; i++) {
- info->start[i] =
- base + (i * 0x00010000) - 0x00030000;
- }
- }
-#endif
- } else {
- /* set sector offsets for top boot block type */
- i = info->sector_count - 1;
- if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) {
-
-#ifndef CONFIG_FLASH_16BIT
- info->start[i--] = base + info->size - 0x00004000;
- info->start[i--] = base + info->size - 0x00008000;
- info->start[i--] = base + info->size - 0x0000C000;
- info->start[i--] = base + info->size - 0x00010000;
- info->start[i--] = base + info->size - 0x00014000;
- info->start[i--] = base + info->size - 0x00018000;
- info->start[i--] = base + info->size - 0x0001C000;
- for (; i >= 0; i--) {
- info->start[i] = base + i * 0x00020000;
- }
-
- } else {
-
- info->start[i--] = base + info->size - 0x00008000;
- info->start[i--] = base + info->size - 0x0000C000;
- info->start[i--] = base + info->size - 0x00010000;
- for (; i >= 0; i--) {
- info->start[i] = base + i * 0x00020000;
- }
- }
-#else
- info->start[i--] = base + info->size - 0x00002000;
- info->start[i--] = base + info->size - 0x00004000;
- info->start[i--] = base + info->size - 0x00006000;
- info->start[i--] = base + info->size - 0x00008000;
- info->start[i--] = base + info->size - 0x0000A000;
- info->start[i--] = base + info->size - 0x0000C000;
- info->start[i--] = base + info->size - 0x0000E000;
- for (; i >= 0; i--) {
- info->start[i] = base + i * 0x00010000;
- }
-
- } else {
-
- info->start[i--] = base + info->size - 0x00004000;
- info->start[i--] = base + info->size - 0x00006000;
- info->start[i--] = base + info->size - 0x00008000;
- for (; i >= 0; i--) {
- info->start[i] = base + i * 0x00010000;
- }
- }
-#endif
- }
-
- /* check for protected sectors */
- for (i = 0; i < info->sector_count; i++) {
- /* read sector protection at sector address, (A7 .. A0) = 0x02 */
- /* D0 = 1 if protected */
- addr = (volatile FLASH_WORD_SIZE *) (info->start[i]);
- info->protect[i] = addr[2] & 1;
- }
-
- /*
- * Prevent writes to uninitialized FLASH.
- */
- if (info->flash_id != FLASH_UNKNOWN) {
- addr = (volatile FLASH_WORD_SIZE *) info->start[0];
- if ((info->flash_id & 0xFF00) == FLASH_MAN_INTEL) {
- *addr = (0x00F000F0 & FLASH_ID_MASK); /* reset bank */
- } else {
- *addr = (0x00FF00FF & FLASH_ID_MASK); /* reset bank */
- }
- }
-
- return (info->size);
-}
-
-
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase (flash_info_t * info, int s_first, int s_last)
-{
-
- volatile FLASH_WORD_SIZE *addr =
- (volatile FLASH_WORD_SIZE *) (info->start[0]);
- int flag, prot, sect, l_sect, barf;
- ulong start, now, last;
- int rcode = 0;
-
- if ((s_first < 0) || (s_first > s_last)) {
- if (info->flash_id == FLASH_UNKNOWN) {
- printf ("- missing\n");
- } else {
- printf ("- no sectors to erase\n");
- }
- return 1;
- }
-
- if ((info->flash_id == FLASH_UNKNOWN) ||
- ((info->flash_id > FLASH_AMD_COMP) &&
- ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_INTEL))) {
- printf ("Can't erase unknown flash type - aborted\n");
- return 1;
- }
-
- prot = 0;
- for (sect = s_first; sect <= s_last; ++sect) {
- if (info->protect[sect]) {
- prot++;
- }
- }
-
- if (prot) {
- printf ("- Warning: %d protected sectors will not be erased!\n", prot);
- } else {
- printf ("\n");
- }
-
- l_sect = -1;
-
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts ();
- if (info->flash_id < FLASH_AMD_COMP) {
-#ifndef CONFIG_FLASH_16BIT
- addr[0x0555] = 0x00AA00AA;
- addr[0x02AA] = 0x00550055;
- addr[0x0555] = 0x00800080;
- addr[0x0555] = 0x00AA00AA;
- addr[0x02AA] = 0x00550055;
-#else
- addr[0x0555] = 0x00AA;
- addr[0x02AA] = 0x0055;
- addr[0x0555] = 0x0080;
- addr[0x0555] = 0x00AA;
- addr[0x02AA] = 0x0055;
-#endif
- /* Start erase on unprotected sectors */
- for (sect = s_first; sect <= s_last; sect++) {
- if (info->protect[sect] == 0) { /* not protected */
- addr = (volatile FLASH_WORD_SIZE *) (info->start[sect]);
- addr[0] = (0x00300030 & FLASH_ID_MASK);
- l_sect = sect;
- }
- }
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts ();
-
- /* wait at least 80us - let's wait 1 ms */
- udelay (1000);
-
- /*
- * We wait for the last triggered sector
- */
- if (l_sect < 0)
- goto DONE;
-
- start = get_timer (0);
- last = start;
- addr = (volatile FLASH_WORD_SIZE *) (info->start[l_sect]);
- while ((addr[0] & (0x00800080 & FLASH_ID_MASK)) !=
- (0x00800080 & FLASH_ID_MASK)) {
- if ((now = get_timer (start)) > CONFIG_SYS_FLASH_ERASE_TOUT) {
- printf ("Timeout\n");
- return 1;
- }
- /* show that we're waiting */
- if ((now - last) > 1000) { /* every second */
- serial_putc ('.');
- last = now;
- }
- }
-
- DONE:
- /* reset to read mode */
- addr = (volatile FLASH_WORD_SIZE *) info->start[0];
- addr[0] = (0x00F000F0 & FLASH_ID_MASK); /* reset bank */
- } else {
-
-
- for (sect = s_first; sect <= s_last; sect++) {
- if (info->protect[sect] == 0) { /* not protected */
- barf = 0;
-#ifndef CONFIG_FLASH_16BIT
- addr = (vu_long *) (info->start[sect]);
- addr[0] = 0x00200020;
- addr[0] = 0x00D000D0;
- while (!(addr[0] & 0x00800080)); /* wait for error or finish */
- if (addr[0] & 0x003A003A) { /* check for error */
- barf = addr[0] & 0x003A0000;
- if (barf) {
- barf >>= 16;
- } else {
- barf = addr[0] & 0x0000003A;
- }
- }
-#else
- addr = (vu_short *) (info->start[sect]);
- addr[0] = 0x0020;
- addr[0] = 0x00D0;
- while (!(addr[0] & 0x0080)); /* wait for error or finish */
- if (addr[0] & 0x003A) /* check for error */
- barf = addr[0] & 0x003A;
-#endif
- if (barf) {
- printf ("\nFlash error in sector at %lx\n", (unsigned long) addr);
- if (barf & 0x0002)
- printf ("Block locked, not erased.\n");
- if ((barf & 0x0030) == 0x0030)
- printf ("Command Sequence error.\n");
- if ((barf & 0x0030) == 0x0020)
- printf ("Block Erase error.\n");
- if (barf & 0x0008)
- printf ("Vpp Low error.\n");
- rcode = 1;
- } else
- printf (".");
- l_sect = sect;
- }
- addr = (volatile FLASH_WORD_SIZE *) info->start[0];
- addr[0] = (0x00FF00FF & FLASH_ID_MASK); /* reset bank */
-
- }
-
- }
- printf (" done\n");
- return rcode;
-}
-
-/*-----------------------------------------------------------------------
- */
-
-/*-----------------------------------------------------------------------
- * Copy memory to flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-
-int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
-{
-#ifndef CONFIG_FLASH_16BIT
- ulong cp, wp, data;
- int l;
-#else
- ulong cp, wp;
- ushort data;
-#endif
- int i, rc;
-
-#ifndef CONFIG_FLASH_16BIT
-
-
- wp = (addr & ~3); /* get lower word aligned address */
-
- /*
- * handle unaligned start bytes
- */
- if ((l = addr - wp) != 0) {
- data = 0;
- for (i = 0, cp = wp; i < l; ++i, ++cp) {
- data = (data << 8) | (*(uchar *) cp);
- }
- for (; i < 4 && cnt > 0; ++i) {
- data = (data << 8) | *src++;
- --cnt;
- ++cp;
- }
- for (; cnt == 0 && i < 4; ++i, ++cp) {
- data = (data << 8) | (*(uchar *) cp);
- }
-
- if ((rc = write_word (info, wp, data)) != 0) {
- return (rc);
- }
- wp += 4;
- }
-
- /*
- * handle word aligned part
- */
- while (cnt >= 4) {
- data = 0;
- for (i = 0; i < 4; ++i) {
- data = (data << 8) | *src++;
- }
- if ((rc = write_word (info, wp, data)) != 0) {
- return (rc);
- }
- wp += 4;
- cnt -= 4;
- }
-
- if (cnt == 0) {
- return (0);
- }
-
- /*
- * handle unaligned tail bytes
- */
- data = 0;
- for (i = 0, cp = wp; i < 4 && cnt > 0; ++i, ++cp) {
- data = (data << 8) | *src++;
- --cnt;
- }
- for (; i < 4; ++i, ++cp) {
- data = (data << 8) | (*(uchar *) cp);
- }
-
- return (write_word (info, wp, data));
-
-#else
- wp = (addr & ~1); /* get lower word aligned address */
-
- /*
- * handle unaligned start byte
- */
- if (addr - wp) {
- data = 0;
- data = (data << 8) | *src++;
- --cnt;
- if ((rc = write_short (info, wp, data)) != 0) {
- return (rc);
- }
- wp += 2;
- }
-
- /*
- * handle word aligned part
- */
-/* l = 0; used for debuging */
- while (cnt >= 2) {
- data = 0;
- for (i = 0; i < 2; ++i) {
- data = (data << 8) | *src++;
- }
-
-/* if(!l){
- printf("%x",data);
- l = 1;
- } used for debuging */
-
- if ((rc = write_short (info, wp, data)) != 0) {
- return (rc);
- }
- wp += 2;
- cnt -= 2;
- }
-
- if (cnt == 0) {
- return (0);
- }
-
- /*
- * handle unaligned tail bytes
- */
- data = 0;
- for (i = 0, cp = wp; i < 2 && cnt > 0; ++i, ++cp) {
- data = (data << 8) | *src++;
- --cnt;
- }
- for (; i < 2; ++i, ++cp) {
- data = (data << 8) | (*(uchar *) cp);
- }
-
- return (write_short (info, wp, data));
-
-
-#endif
-}
-
-/*-----------------------------------------------------------------------
- * Write a word to Flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-#ifndef CONFIG_FLASH_16BIT
-static int write_word (flash_info_t * info, ulong dest, ulong data)
-{
- vu_long *addr = (vu_long *) (info->start[0]);
- ulong start, barf;
- int flag;
-
-
- /* Check if Flash is (sufficiently) erased */
- if ((*((vu_long *) dest) & data) != data) {
- return (2);
- }
-
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts ();
-
- if (info->flash_id > FLASH_AMD_COMP) {
- /* AMD stuff */
- addr[0x0555] = 0x00AA00AA;
- addr[0x02AA] = 0x00550055;
- addr[0x0555] = 0x00A000A0;
- } else {
- /* intel stuff */
- *addr = 0x00400040;
- }
- *((vu_long *) dest) = data;
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts ();
-
- /* data polling for D7 */
- start = get_timer (0);
-
- if (info->flash_id > FLASH_AMD_COMP) {
-
- while ((*((vu_long *) dest) & 0x00800080) !=
- (data & 0x00800080)) {
- if (get_timer (start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
- return (1);
- }
- }
-
- } else {
-
- while (!(addr[0] & 0x00800080)) { /* wait for error or finish */
- if (get_timer (start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
- return (1);
- }
-
- if (addr[0] & 0x003A003A) { /* check for error */
- barf = addr[0] & 0x003A0000;
- if (barf) {
- barf >>= 16;
- } else {
- barf = addr[0] & 0x0000003A;
- }
- printf ("\nFlash write error at address %lx\n", (unsigned long) dest);
- if (barf & 0x0002)
- printf ("Block locked, not erased.\n");
- if (barf & 0x0010)
- printf ("Programming error.\n");
- if (barf & 0x0008)
- printf ("Vpp Low error.\n");
- return (2);
- }
-
-
- }
-
- return (0);
-
- }
-
-#else
-
-static int write_short (flash_info_t * info, ulong dest, ushort data)
-{
- vu_short *addr = (vu_short *) (info->start[0]);
- ulong start, barf;
- int flag;
-
- /* Check if Flash is (sufficiently) erased */
- if ((*((vu_short *) dest) & data) != data) {
- return (2);
- }
-
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts ();
-
- if (info->flash_id < FLASH_AMD_COMP) {
- /* AMD stuff */
- addr[0x0555] = 0x00AA;
- addr[0x02AA] = 0x0055;
- addr[0x0555] = 0x00A0;
- } else {
- /* intel stuff */
- *addr = 0x00D0;
- *addr = 0x0040;
- }
- *((vu_short *) dest) = data;
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts ();
-
- /* data polling for D7 */
- start = get_timer (0);
-
- if (info->flash_id < FLASH_AMD_COMP) {
- /* AMD stuff */
- while ((*((vu_short *) dest) & 0x0080) != (data & 0x0080)) {
- if (get_timer (start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
- return (1);
- }
- }
-
- } else {
- /* intel stuff */
- while (!(addr[0] & 0x0080)) { /* wait for error or finish */
- if (get_timer (start) > CONFIG_SYS_FLASH_WRITE_TOUT)
- return (1);
- }
-
- if (addr[0] & 0x003A) { /* check for error */
- barf = addr[0] & 0x003A;
- printf ("\nFlash write error at address %lx\n",
- (unsigned long) dest);
- if (barf & 0x0002)
- printf ("Block locked, not erased.\n");
- if (barf & 0x0010)
- printf ("Programming error.\n");
- if (barf & 0x0008)
- printf ("Vpp Low error.\n");
- return (2);
- }
- *addr = 0x00B0;
- *addr = 0x0070;
- while (!(addr[0] & 0x0080)) { /* wait for error or finish */
- if (get_timer (start) > CONFIG_SYS_FLASH_WRITE_TOUT)
- return (1);
- }
- *addr = 0x00FF;
- }
- return (0);
-}
-
-#endif
-/*-----------------------------------------------------------------------*/
+++ /dev/null
-/*
- * (C) Copyright 2000
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-/*
- * board/config.h - configuration options, board specific
- */
-
-#ifndef __CONFIG_H
-#define __CONFIG_H
-
-/*
- * High Level Configuration Options
- * (easy to change)
- */
-
-#define CONFIG_MPC850 1 /* This is a MPC850 CPU */
-#define CONFIG_ESTEEM192E 1 /* ...on a EST ESTEEM192E */
-
-#define CONFIG_SYS_TEXT_BASE 0x40000000
-
-#define CONFIG_FLASH_16BIT 1 /* Rom 16 bit data bus */
-
-#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
-#undef CONFIG_8xx_CONS_SMC2
-#undef CONFIG_8xx_CONS_NONE
-
-#define MPC8XX_FACT 10 /* Multiply by 10 */
-#define MPC8XX_XIN 4915200 /* 4.915200 MHz in - ??? - XXX */
-#define CONFIG_SYS_PLPRCR_MF ((MPC8XX_FACT-1) << 20)
-#define MPC8XX_HZ ((MPC8XX_XIN) * (MPC8XX_FACT)) /* 49,152,000 Hz */
-
-#define CONFIG_8xx_GCLK_FREQ MPC8XX_HZ /* Force it - dont measure it */
-
-#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
-
-#define CONFIG_BAUDRATE 9600
-#if 0
-#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
-#else
-#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
-#endif
-#define CONFIG_BOOTCOMMAND "bootm 40030000" /* autoboot command */
-
-#define CONFIG_BOOTARGS "root=/dev/ram rw ramdisk=8192 " \
- "ip=100.100.100.21:100.100.100.14:100.100.100.1:255.0.0.0 "
-/*
- * Miscellaneous configurable options
- */
-
-#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
-#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
-
-#undef CONFIG_WATCHDOG /* watchdog disabled */
-
-/*
- * BOOTP options
- */
-#define CONFIG_BOOTP_SUBNETMASK
-#define CONFIG_BOOTP_GATEWAY
-#define CONFIG_BOOTP_HOSTNAME
-#define CONFIG_BOOTP_BOOTPATH
-#define CONFIG_BOOTP_BOOTFILESIZE
-
-
-/*
- * Command line configuration.
- */
-#include <config_cmd_default.h>
-
-
-#define CONFIG_SYS_LONGHELP /* undef to save memory */
-#define CONFIG_SYS_PROMPT "BOOT: " /* Monitor Command Prompt */
-#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
-#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
-#define CONFIG_SYS_MAXARGS 8 /* max number of command args */
-#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
-
-#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
-#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
-
-#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
-
-/*
- * Low Level Configuration Settings
- * (address mappings, register initial values, etc.)
- * You should know what you are doing if you make changes here.
- */
-/*-----------------------------------------------------------------------
- * Internal Memory Mapped Register
- */
-#define CONFIG_SYS_IMMR 0xFF000000
-
- /*-----------------------------------------------------------------------
- * Definitions for initial stack pointer and data area (in DPRAM)
- */
-#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
-#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
-#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
-#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
-
-
-/*-----------------------------------------------------------------------
- * Start addresses for the final memory configuration
- * (Set up by the startup code)
- * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
- */
-#define CONFIG_SYS_SDRAM_BASE 0x00000000
-#define CONFIG_SYS_FLASH_BASE 0x40000000
-#ifdef DEBUG
-#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
-#else
-#define CONFIG_SYS_MONITOR_LEN (128 << 10) /* Reserve 128 kB for Monitor */
-#endif
-#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
-#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
-
-/*
- * For booting Linux, the board info and command line data
- * have to be in the first 8 MB of memory, since this is
- * the maximum mapped by the Linux kernel during initialization.
- */
-#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
-/*-----------------------------------------------------------------------
- * FLASH organization
- */
-#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
-#define CONFIG_SYS_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
-
-#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
-#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
-
-#define CONFIG_ENV_IS_IN_FLASH 1
-#define CONFIG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
-#define CONFIG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */
-/*-----------------------------------------------------------------------
- * Cache Configuration
- */
-#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
-
-/*-----------------------------------------------------------------------
- * SYPCR - System Protection Control 11-9
- * SYPCR can only be written once after reset!
- *-----------------------------------------------------------------------
- * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
- */
-#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
-
-/*-----------------------------------------------------------------------
- * SUMCR - SIU Module Configuration 11-6
- *-----------------------------------------------------------------------
- * PCMCIA config., multi-function pin tri-state
- */
-#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01) /* DBGC00 */
-
-/*-----------------------------------------------------------------------
- * TBSCR - Time Base Status and Control 11-26
- *-----------------------------------------------------------------------
- * Clear Reference Interrupt Status, Timebase freezing enabled
- */
-#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF | TBSCR_TBE)
-
-/* (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) */
-
-
-/*-----------------------------------------------------------------------
- * PISCR - Periodic Interrupt Status and Control 11-31
- *-----------------------------------------------------------------------
- * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
- */
-#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
-
-/*-----------------------------------------------------------------------
- * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
- *-----------------------------------------------------------------------
- * Reset PLL lock status sticky bit, timer expired status bit and timer
- * interrupt status bit - leave PLL multiplication factor unchanged !
- */
-#define CONFIG_SYS_PLPRCR (CONFIG_SYS_PLPRCR_MF | PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
-
-/*-----------------------------------------------------------------------
- * SCCR - System Clock and reset Control Register 15-27
- *-----------------------------------------------------------------------
- * Set clock output, timebase and RTC source and divider,
- * power management and some other internal clocks
- */
-#define SCCR_MASK SCCR_EBDF11
-#define CONFIG_SYS_SCCR (SCCR_TBS | \
- SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
- SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
- SCCR_DFALCD00)
-
-/*-----------------------------------------------------------------------
- * PCMCIA stuff
- *-----------------------------------------------------------------------
- *
- */
-#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
-#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
-#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
-#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
-#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
-#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
-#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
-#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
-
-#define CONFIG_SYS_PCMCIA_INTERRUPT SIU_LEVEL6
-
-/*-----------------------------------------------------------------------
- *
- *-----------------------------------------------------------------------
- *
- */
-/*#define CONFIG_SYS_DER 0x2002000F*/
-#define CONFIG_SYS_DER 0
-/*#define CONFIG_SYS_DER 0x02002000 */
-
-
-/*
- * Init Memory Controller:
- *
- * BR0/1 and OR0/1 (FLASH)
- */
-
-#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
-#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
-
-/* used to re-map FLASH both when starting from SRAM or FLASH:
- * restrict access enough to keep SRAM working (if any)
- * but not too much to meddle with FLASH accesses
- */
-#define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
-#define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
-
-/* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */
-#define CONFIG_SYS_OR_TIMING_FLASH 0x00000160
- /*(OR_CSNT_SAM | OR_ACS_DIV2 | OR_BI | \
- OR_SCY_5_CLK | OR_EHTR) */
-
-#define CONFIG_SYS_OR0_REMAP 0x80000160 /*(CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)*/
-#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
-#define CONFIG_SYS_BR0_PRELIM ( FLASH_BASE0_PRELIM | 0x00000801 )
-
-#define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
-#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
-#define CONFIG_SYS_BR1_PRELIM ( FLASH_BASE1_PRELIM | 0x00000801 )
-
-/*
- * BR2/3 and OR2/3 (SDRAM)
- *
- */
-#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
-#define SDRAM_BASE3_PRELIM 0x04000000 /* SDRAM bank #1 */
-#define SDRAM_MAX_SIZE 0x02000000 /* max 32 MB per bank */
-
-/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
-#define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
-
-#define CONFIG_SYS_OR2_PRELIM 0xFC000E00
-#define CONFIG_SYS_BR2_PRELIM (SDRAM_BASE2_PRELIM | 0x00000081)
-
-#define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
-#define CONFIG_SYS_BR3_PRELIM (SDRAM_BASE3_PRELIM | 0x00000081)
-
-
-/*
- * Memory Periodic Timer Prescaler
- */
-
-/* periodic timer for refresh */
-#define CONFIG_SYS_MAMR_PTA 97 /* start with divider for 100 MHz */
-
-/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
-#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
-#define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
-
-/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
-#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
-#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
-
-/*
- * MAMR settings for SDRAM
- */
-
-/* 8 column SDRAM */
-#define CONFIG_SYS_MAMR_8COL 0x18803112
-#define CONFIG_SYS_MAMR_9COL 0x18803112 /* same as 8 column because its just easier to port with*/
-
-#endif /* __CONFIG_H */
projects / oweals / u-boot.git / commitdiff