From ed247f487e603512f5901f2cec25db018649c05e Mon Sep 17 00:00:00 2001 From: wdenk Date: Mon, 7 Oct 2002 21:58:02 +0000 Subject: [PATCH] Initial revision --- board/netvia/config.mk | 28 +++ board/netvia/flash.c | 499 +++++++++++++++++++++++++++++++++++++ cpu/mpc8xx/scc.c | 541 +++++++++++++++++++++++++++++++++++++++++ include/flash.h | 327 +++++++++++++++++++++++++ 4 files changed, 1395 insertions(+) create mode 100644 board/netvia/config.mk create mode 100644 board/netvia/flash.c create mode 100644 cpu/mpc8xx/scc.c create mode 100644 include/flash.h diff --git a/board/netvia/config.mk b/board/netvia/config.mk new file mode 100644 index 000000000..9dddaad54 --- /dev/null +++ b/board/netvia/config.mk @@ -0,0 +1,28 @@ +# +# (C) Copyright 2000 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# netVia Boards +# + +TEXT_BASE = 0x40000000 diff --git a/board/netvia/flash.c b/board/netvia/flash.c new file mode 100644 index 000000000..4204c3419 --- /dev/null +++ b/board/netvia/flash.c @@ -0,0 +1,499 @@ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/*----------------------------------------------------------------------- + * Functions + */ +static ulong flash_get_size(vu_long * addr, flash_info_t * info); +static int write_byte(flash_info_t * info, ulong dest, uchar data); +static void flash_get_offsets(ulong base, flash_info_t * info); + +/*----------------------------------------------------------------------- + */ + +unsigned long flash_init(void) +{ + volatile immap_t *immap = (immap_t *) CFG_IMMR; + volatile memctl8xx_t *memctl = &immap->im_memctl; + unsigned long size; + int i; + + /* Init: no FLASHes known */ + for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { + flash_info[i].flash_id = FLASH_UNKNOWN; + } + + /* Static FLASH Bank configuration here - FIXME XXX */ + + size = flash_get_size((vu_long *) 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, size << 20); + } + + /* Remap FLASH according to real size */ + memctl->memc_or0 = CFG_OR_TIMING_FLASH | (-size & 0xFFFF8000); + memctl->memc_br0 = (CFG_FLASH_BASE & BR_BA_MSK) | (memctl->memc_br0 & ~(BR_BA_MSK)); + + /* Re-do sizing to get full correct info */ + size = flash_get_size((vu_long *) CFG_FLASH_BASE, &flash_info[0]); + + flash_get_offsets(CFG_FLASH_BASE, &flash_info[0]); + + /* monitor protection ON by default */ + flash_protect(FLAG_PROTECT_SET, CFG_FLASH_BASE, CFG_FLASH_BASE + CFG_MONITOR_LEN - 1, &flash_info[0]); + + flash_info[0].size = size; + + return (size); +} + +/*----------------------------------------------------------------------- + */ +static void flash_get_offsets(ulong base, flash_info_t * info) +{ + int i; + + /* set up sector start address table */ + if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) { + for (i = 0; i < info->sector_count; i++) { + info->start[i] = base + (i * 0x00010000); + } + } else if (info->flash_id & FLASH_BTYPE) { + /* 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; + } + } else { + /* set sector offsets for top boot block type */ + i = info->sector_count - 1; + 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; + } + } + +} + +/*----------------------------------------------------------------------- + */ +void flash_print_info(flash_info_t * info) +{ + int i; + + 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_MX: + printf("MXIC "); + break; + default: + printf("Unknown Vendor "); + break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case FLASH_AM040: + printf("AM29LV040B (4 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM400B: + printf("AM29LV400B (4 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM400T: + printf("AM29LV400T (4 Mbit, top boot sector)\n"); + break; + case FLASH_AM800B: + printf("AM29LV800B (8 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM800T: + printf("AM29LV800T (8 Mbit, top boot sector)\n"); + break; + case FLASH_AM160B: + printf("AM29LV160B (16 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM160T: + printf("AM29LV160T (16 Mbit, top boot sector)\n"); + break; + case FLASH_AM320B: + printf("AM29LV320B (32 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM320T: + printf("AM29LV320T (32 Mbit, top boot sector)\n"); + break; + 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"); +} + +/*----------------------------------------------------------------------- + */ + + +/*----------------------------------------------------------------------- + */ + +/* + * The following code cannot be run from FLASH! + */ + +static ulong flash_get_size(vu_long * addr, flash_info_t * info) +{ + short i; + uchar mid; + uchar pid; + vu_char *caddr = (vu_char *) addr; + ulong base = (ulong) addr; + + + /* Write auto select command: read Manufacturer ID */ + caddr[0x0555] = 0xAA; + caddr[0x02AA] = 0x55; + caddr[0x0555] = 0x90; + + mid = caddr[0]; + switch (mid) { + case (AMD_MANUFACT & 0xFF): + info->flash_id = FLASH_MAN_AMD; + break; + case (FUJ_MANUFACT & 0xFF): + info->flash_id = FLASH_MAN_FUJ; + break; + case (MX_MANUFACT & 0xFF): + info->flash_id = FLASH_MAN_MX; + break; + case (STM_MANUFACT & 0xFF): + info->flash_id = FLASH_MAN_STM; + break; + default: + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + return (0); /* no or unknown flash */ + } + + pid = caddr[1]; /* device ID */ + switch (pid) { + case (AMD_ID_LV400T & 0xFF): + info->flash_id += FLASH_AM400T; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 512 kB */ + + case (AMD_ID_LV400B & 0xFF): + info->flash_id += FLASH_AM400B; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 512 kB */ + + case (AMD_ID_LV800T & 0xFF): + info->flash_id += FLASH_AM800T; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (AMD_ID_LV800B & 0xFF): + info->flash_id += FLASH_AM800B; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (AMD_ID_LV160T & 0xFF): + info->flash_id += FLASH_AM160T; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (AMD_ID_LV160B & 0xFF): + info->flash_id += FLASH_AM160B; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (AMD_ID_LV040B & 0xFF): + info->flash_id += FLASH_AM040; + info->sector_count = 8; + info->size = 0x00080000; + break; + + case (STM_ID_M29W040B & 0xFF): + info->flash_id += FLASH_AM040; + info->sector_count = 8; + info->size = 0x00080000; + break; + +#if 0 /* enable when device IDs are available */ + case (AMD_ID_LV320T & 0xFF): + info->flash_id += FLASH_AM320T; + info->sector_count = 67; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (AMD_ID_LV320B & 0xFF): + info->flash_id += FLASH_AM320B; + info->sector_count = 67; + info->size = 0x00400000; + break; /* => 4 MB */ +#endif + default: + info->flash_id = FLASH_UNKNOWN; + return (0); /* => no or unknown flash */ + + } + + printf(" "); + /* set up sector start address table */ + if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) { + for (i = 0; i < info->sector_count; i++) { + info->start[i] = base + (i * 0x00010000); + } + } else if (info->flash_id & FLASH_BTYPE) { + /* 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; + } + } else { + /* set sector offsets for top boot block type */ + i = info->sector_count - 1; + 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; + } + } + + /* check for protected sectors */ + for (i = 0; i < info->sector_count; i++) { + /* read sector protection: D0 = 1 if protected */ + caddr = (volatile unsigned char *)(info->start[i]); + info->protect[i] = caddr[2] & 1; + } + + /* + * Prevent writes to uninitialized FLASH. + */ + if (info->flash_id != FLASH_UNKNOWN) { + caddr = (vu_char *) info->start[0]; + + caddr[0x0555] = 0xAA; + caddr[0x02AA] = 0x55; + caddr[0x0555] = 0xF0; + + udelay(20000); + } + + return (info->size); +} + + +/*----------------------------------------------------------------------- + */ + +int flash_erase(flash_info_t * info, int s_first, int s_last) +{ + vu_char *addr = (vu_char *) (info->start[0]); + int flag, prot, sect, l_sect; + ulong start, now, last; + + 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)) { + printf("Can't erase unknown flash type %08lx - aborted\n", info->flash_id); + 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(); + + addr[0x0555] = 0xAA; + addr[0x02AA] = 0x55; + addr[0x0555] = 0x80; + addr[0x0555] = 0xAA; + addr[0x02AA] = 0x55; + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + addr = (vu_char *) (info->start[sect]); + addr[0] = 0x30; + 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 = (vu_char *) (info->start[l_sect]); + while ((addr[0] & 0x80) != 0x80) { + if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { + printf("Timeout\n"); + return 1; + } + /* show that we're waiting */ + if ((now - last) > 1000) { /* every second */ + putc('.'); + last = now; + } + } + + DONE: + /* reset to read mode */ + addr = (vu_char *) info->start[0]; + addr[0] = 0xF0; /* reset bank */ + + printf(" done\n"); + return 0; +} + +/*----------------------------------------------------------------------- + * 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) +{ + int rc; + + while (cnt > 0) { + if ((rc = write_byte(info, addr++, *src++)) != 0) { + return (rc); + } + --cnt; + } + + return (0); +} + +/*----------------------------------------------------------------------- + * Write a word to Flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +static int write_byte(flash_info_t * info, ulong dest, uchar data) +{ + vu_char *addr = (vu_char *) (info->start[0]); + ulong start; + int flag; + + /* Check if Flash is (sufficiently) erased */ + if ((*((vu_char *) dest) & data) != data) { + return (2); + } + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + + addr[0x0555] = 0xAA; + addr[0x02AA] = 0x55; + addr[0x0555] = 0xA0; + + *((vu_char *) dest) = data; + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + + /* data polling for D7 */ + start = get_timer(0); + while ((*((vu_char *) dest) & 0x80) != (data & 0x80)) { + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) { + return (1); + } + } + return (0); +} + +/*----------------------------------------------------------------------- + */ diff --git a/cpu/mpc8xx/scc.c b/cpu/mpc8xx/scc.c new file mode 100644 index 000000000..fed03f77e --- /dev/null +++ b/cpu/mpc8xx/scc.c @@ -0,0 +1,541 @@ +/* + * File: scc.c + * Description: + * Basic ET HW initialization and packet RX/TX routines + * + * NOTE <<>>: + * Do not cache Rx/Tx buffers! + */ + +/* + * MPC823 <-> MC68160 Connections: + * + * Setup MPC823 to work with MC68160 Enhanced Ethernet + * Serial Tranceiver as follows: + * + * MPC823 Signal MC68160 Comments + * ------ ------ ------- -------- + * PA-12 ETHTX --------> TX Eth. Port Transmit Data + * PB-18 E_TENA --------> TENA Eth. Transmit Port Enable + * PA-5 ETHTCK <-------- TCLK Eth. Port Transmit Clock + * PA-13 ETHRX <-------- RX Eth. Port Receive Data + * PC-8 E_RENA <-------- RENA Eth. Receive Enable + * PA-6 ETHRCK <-------- RCLK Eth. Port Receive Clock + * PC-9 E_CLSN <-------- CLSN Eth. Port Collision Indication + * + * FADS Board Signal MC68160 Comments + * ----------------- ------- -------- + * (BCSR1) ETHEN* --------> CS2 Eth. Port Enable + * (BSCR4) TPSQEL* --------> TPSQEL Twisted Pair Signal Quality Error Test Enable + * (BCSR4) TPFLDL* --------> TPFLDL Twisted Pair Full-Duplex + * (BCSR4) ETHLOOP --------> LOOP Eth. Port Diagnostic Loop-Back + * + */ + +#include +#include +#include +#include +#include + +#if (CONFIG_COMMANDS & CFG_CMD_NET) && defined(SCC_ENET) + +/* Ethernet Transmit and Receive Buffers */ +#define DBUF_LENGTH 1520 + +#define TX_BUF_CNT 2 + +#define TOUT_LOOP 100 + +static char txbuf[DBUF_LENGTH]; + +static uint rxIdx; /* index of the current RX buffer */ +static uint txIdx; /* index of the current TX buffer */ + +/* + * SCC Ethernet Tx and Rx buffer descriptors allocated at the + * immr->udata_bd address on Dual-Port RAM + * Provide for Double Buffering + */ + +typedef volatile struct CommonBufferDescriptor { + cbd_t rxbd[PKTBUFSRX]; /* Rx BD */ + cbd_t txbd[TX_BUF_CNT]; /* Tx BD */ +} RTXBD; + +static RTXBD *rtx; + +static int scc_send(struct eth_device* dev, volatile void *packet, int length); +static int scc_recv(struct eth_device* dev); +static int scc_init (struct eth_device* dev, bd_t * bd); +static void scc_halt(struct eth_device* dev); + +int scc_initialize(bd_t *bis) +{ + struct eth_device* dev; + + dev = (struct eth_device*) malloc(sizeof *dev); + + sprintf(dev->name, "SCC ETHERNET"); + dev->iobase = 0; + dev->priv = 0; + dev->init = scc_init; + dev->halt = scc_halt; + dev->send = scc_send; + dev->recv = scc_recv; + + eth_register(dev); + + return 1; +} + +static int scc_send(struct eth_device* dev, volatile void *packet, int length) +{ + int i, j=0; +#if 0 + volatile char *in, *out; +#endif + + /* section 16.9.23.3 + * Wait for ready + */ +#if 0 + while (rtx->txbd[txIdx].cbd_sc & BD_ENET_TX_READY); + out = (char *)(rtx->txbd[txIdx].cbd_bufaddr); + in = packet; + for(i = 0; i < length; i++) { + *out++ = *in++; + } + rtx->txbd[txIdx].cbd_datlen = length; + rtx->txbd[txIdx].cbd_sc |= (BD_ENET_TX_READY | BD_ENET_TX_LAST); + while (rtx->txbd[txIdx].cbd_sc & BD_ENET_TX_READY) j++; + +#ifdef ET_DEBUG + printf("cycles: %d status: %x\n", j, rtx->txbd[txIdx].cbd_sc); +#endif + i = (rtx->txbd[txIdx++].cbd_sc & BD_ENET_TX_STATS) /* return only status bits */; + + /* wrap around buffer index when necessary */ + if (txIdx >= TX_BUF_CNT) txIdx = 0; +#endif + + while ((rtx->txbd[txIdx].cbd_sc & BD_ENET_TX_READY) && (j=TOUT_LOOP) printf("TX not ready\n"); + rtx->txbd[txIdx].cbd_bufaddr = (uint)packet; + rtx->txbd[txIdx].cbd_datlen = length; + rtx->txbd[txIdx].cbd_sc |= (BD_ENET_TX_READY | BD_ENET_TX_LAST |BD_ENET_TX_WRAP); + while ((rtx->txbd[txIdx].cbd_sc & BD_ENET_TX_READY) && (j=TOUT_LOOP) printf("TX timeout\n"); +#ifdef ET_DEBUG + printf("cycles: %d status: %x\n", j, rtx->txbd[txIdx].cbd_sc); +#endif + i = (rtx->txbd[txIdx].cbd_sc & BD_ENET_TX_STATS) /* return only status bits */; + return i; +} + +static int scc_recv(struct eth_device* dev) +{ + int length; + + for (;;) { + /* section 16.9.23.2 */ + if (rtx->rxbd[rxIdx].cbd_sc & BD_ENET_RX_EMPTY) { + length = -1; + break; /* nothing received - leave for() loop */ + } + + length = rtx->rxbd[rxIdx].cbd_datlen; + + if (rtx->rxbd[rxIdx].cbd_sc & 0x003f) { +#ifdef ET_DEBUG + printf("err: %x\n", rtx->rxbd[rxIdx].cbd_sc); +#endif + } else { + /* Pass the packet up to the protocol layers. */ + NetReceive(NetRxPackets[rxIdx], length - 4); + } + + + /* Give the buffer back to the SCC. */ + rtx->rxbd[rxIdx].cbd_datlen = 0; + + /* wrap around buffer index when necessary */ + if ((rxIdx + 1) >= PKTBUFSRX) { + rtx->rxbd[PKTBUFSRX - 1].cbd_sc = (BD_ENET_RX_WRAP | BD_ENET_RX_EMPTY); + rxIdx = 0; + } else { + rtx->rxbd[rxIdx].cbd_sc = BD_ENET_RX_EMPTY; + rxIdx++; + } + } + return length; +} + +/************************************************************** + * + * SCC Ethernet Initialization Routine + * + *************************************************************/ + +static int scc_init(struct eth_device* dev, bd_t *bis) +{ + + int i; + scc_enet_t *pram_ptr; + + volatile immap_t *immr = (immap_t *)CFG_IMMR; + +#if defined(CONFIG_FADS) +#if defined(CONFIG_MPC860T) + /* The FADS860T doesn't use the MODEM_EN or DATA_VOICE signals. */ + *((uint *) BCSR4) &= ~BCSR4_ETHLOOP; + *((uint *) BCSR4) |= BCSR4_TFPLDL|BCSR4_TPSQEL; + *((uint *) BCSR1) &= ~BCSR1_ETHEN; +#else + *((uint *) BCSR4) &= ~(BCSR4_ETHLOOP|BCSR4_MODEM_EN); + *((uint *) BCSR4) |= BCSR4_TFPLDL|BCSR4_TPSQEL|BCSR4_DATA_VOICE; + *((uint *) BCSR1) &= ~BCSR1_ETHEN; +#endif +#endif + + pram_ptr = (scc_enet_t *)&(immr->im_cpm.cp_dparam[PROFF_ENET]); + + rxIdx = 0; + txIdx = 0; + +#ifdef CFG_ALLOC_DPRAM + rtx = (RTXBD *) (immr->im_cpm.cp_dpmem + + dpram_alloc_align(sizeof(RTXBD), 8)); +#else + rtx = (RTXBD *) (immr->im_cpm.cp_dpmem + CPM_SCC_BASE); +#endif /* 0 */ + +#if (defined(PA_ENET_RXD) && defined(PA_ENET_TXD)) + /* Configure port A pins for Txd and Rxd. + */ + immr->im_ioport.iop_papar |= (PA_ENET_RXD | PA_ENET_TXD); + immr->im_ioport.iop_padir &= ~(PA_ENET_RXD | PA_ENET_TXD); + immr->im_ioport.iop_paodr &= ~PA_ENET_TXD; +#elif (defined(PB_ENET_RXD) && defined(PB_ENET_TXD)) + /* Configure port B pins for Txd and Rxd. + */ + immr->im_cpm.cp_pbpar |= (PB_ENET_RXD | PB_ENET_TXD); + immr->im_cpm.cp_pbdir &= ~(PB_ENET_RXD | PB_ENET_TXD); + immr->im_cpm.cp_pbodr &= ~PB_ENET_TXD; +#else +#error Configuration Error: exactly ONE of PA_ENET_[RT]XD, PB_ENET_[RT]XD must be defined +#endif + +#if defined(PC_ENET_LBK) + /* Configure port C pins to disable External Loopback + */ + immr->im_ioport.iop_pcpar &= ~PC_ENET_LBK; + immr->im_ioport.iop_pcdir |= PC_ENET_LBK; + immr->im_ioport.iop_pcso &= ~PC_ENET_LBK; + immr->im_ioport.iop_pcdat &= ~PC_ENET_LBK; /* Disable Loopback */ +#endif /* PC_ENET_LBK */ + + /* Configure port C pins to enable CLSN and RENA. + */ + immr->im_ioport.iop_pcpar &= ~(PC_ENET_CLSN | PC_ENET_RENA); + immr->im_ioport.iop_pcdir &= ~(PC_ENET_CLSN | PC_ENET_RENA); + immr->im_ioport.iop_pcso |= (PC_ENET_CLSN | PC_ENET_RENA); + + /* Configure port A for TCLK and RCLK. + */ + immr->im_ioport.iop_papar |= (PA_ENET_TCLK | PA_ENET_RCLK); + immr->im_ioport.iop_padir &= ~(PA_ENET_TCLK | PA_ENET_RCLK); + + /* + * Configure Serial Interface clock routing -- see section 16.7.5.3 + * First, clear all SCC bits to zero, then set the ones we want. + */ + + immr->im_cpm.cp_sicr &= ~SICR_ENET_MASK; + immr->im_cpm.cp_sicr |= SICR_ENET_CLKRT; + + + /* + * Initialize SDCR -- see section 16.9.23.7 + * SDMA configuration register + */ + immr->im_siu_conf.sc_sdcr = 0x01; + + + /* + * Setup SCC Ethernet Parameter RAM + */ + + pram_ptr->sen_genscc.scc_rfcr = 0x18; /* Normal Operation and Mot byte ordering */ + pram_ptr->sen_genscc.scc_tfcr = 0x18; /* Mot byte ordering, Normal access */ + + pram_ptr->sen_genscc.scc_mrblr = DBUF_LENGTH; /* max. ET package len 1520 */ + + pram_ptr->sen_genscc.scc_rbase = (unsigned int)(&rtx->rxbd[0]); /* Set RXBD tbl start at Dual Port */ + pram_ptr->sen_genscc.scc_tbase = (unsigned int)(&rtx->txbd[0]); /* Set TXBD tbl start at Dual Port */ + + /* + * Setup Receiver Buffer Descriptors (13.14.24.18) + * Settings: + * Empty, Wrap + */ + + for (i = 0; i < PKTBUFSRX; i++) + { + rtx->rxbd[i].cbd_sc = BD_ENET_RX_EMPTY; + rtx->rxbd[i].cbd_datlen = 0; /* Reset */ + rtx->rxbd[i].cbd_bufaddr = (uint)NetRxPackets[i]; + } + + rtx->rxbd[PKTBUFSRX - 1].cbd_sc |= BD_ENET_RX_WRAP; + + /* + * Setup Ethernet Transmitter Buffer Descriptors (13.14.24.19) + * Settings: + * Add PADs to Short FRAMES, Wrap, Last, Tx CRC + */ + + for (i = 0; i < TX_BUF_CNT; i++) + { + rtx->txbd[i].cbd_sc = (BD_ENET_TX_PAD | BD_ENET_TX_LAST | BD_ENET_TX_TC); + rtx->txbd[i].cbd_datlen = 0; /* Reset */ + rtx->txbd[i].cbd_bufaddr = (uint) (&txbuf[0]); + } + + rtx->txbd[TX_BUF_CNT - 1].cbd_sc |= BD_ENET_TX_WRAP; + + /* + * Enter Command: Initialize Rx Params for SCC + */ + + do { /* Spin until ready to issue command */ + __asm__ ("eieio"); + } while (immr->im_cpm.cp_cpcr & CPM_CR_FLG); + /* Issue command */ + immr->im_cpm.cp_cpcr = ((CPM_CR_INIT_RX << 8) | (CPM_CR_ENET << 4) | CPM_CR_FLG); + do { /* Spin until command processed */ + __asm__ ("eieio"); + } while (immr->im_cpm.cp_cpcr & CPM_CR_FLG); + + /* + * Ethernet Specific Parameter RAM + * see table 13-16, pg. 660, + * pg. 681 (example with suggested settings) + */ + + pram_ptr->sen_cpres = ~(0x0); /* Preset CRC */ + pram_ptr->sen_cmask = 0xdebb20e3; /* Constant Mask for CRC */ + pram_ptr->sen_crcec = 0x0; /* Error Counter CRC (unused) */ + pram_ptr->sen_alec = 0x0; /* Alignment Error Counter (unused) */ + pram_ptr->sen_disfc = 0x0; /* Discard Frame Counter (unused) */ + pram_ptr->sen_pads = 0x8888; /* Short Frame PAD Characters */ + + pram_ptr->sen_retlim = 15; /* Retry Limit Threshold */ + pram_ptr->sen_maxflr = 1518; /* MAX Frame Length Register */ + pram_ptr->sen_minflr = 64; /* MIN Frame Length Register */ + + pram_ptr->sen_maxd1 = DBUF_LENGTH; /* MAX DMA1 Length Register */ + pram_ptr->sen_maxd2 = DBUF_LENGTH; /* MAX DMA2 Length Register */ + + pram_ptr->sen_gaddr1 = 0x0; /* Group Address Filter 1 (unused) */ + pram_ptr->sen_gaddr2 = 0x0; /* Group Address Filter 2 (unused) */ + pram_ptr->sen_gaddr3 = 0x0; /* Group Address Filter 3 (unused) */ + pram_ptr->sen_gaddr4 = 0x0; /* Group Address Filter 4 (unused) */ + +#define ea eth_get_dev()->enetaddr + pram_ptr->sen_paddrh = (ea[5] << 8) + ea[4]; + pram_ptr->sen_paddrm = (ea[3] << 8) + ea[2]; + pram_ptr->sen_paddrl = (ea[1] << 8) + ea[0]; +#undef ea + + pram_ptr->sen_pper = 0x0; /* Persistence (unused) */ + pram_ptr->sen_iaddr1 = 0x0; /* Individual Address Filter 1 (unused) */ + pram_ptr->sen_iaddr2 = 0x0; /* Individual Address Filter 2 (unused) */ + pram_ptr->sen_iaddr3 = 0x0; /* Individual Address Filter 3 (unused) */ + pram_ptr->sen_iaddr4 = 0x0; /* Individual Address Filter 4 (unused) */ + pram_ptr->sen_taddrh = 0x0; /* Tmp Address (MSB) (unused) */ + pram_ptr->sen_taddrm = 0x0; /* Tmp Address (unused) */ + pram_ptr->sen_taddrl = 0x0; /* Tmp Address (LSB) (unused) */ + + /* + * Enter Command: Initialize Tx Params for SCC + */ + + do { /* Spin until ready to issue command */ + __asm__ ("eieio"); + } while (immr->im_cpm.cp_cpcr & CPM_CR_FLG); + /* Issue command */ + immr->im_cpm.cp_cpcr = ((CPM_CR_INIT_TX << 8) | (CPM_CR_ENET << 4) | CPM_CR_FLG); + do { /* Spin until command processed */ + __asm__ ("eieio"); + } while (immr->im_cpm.cp_cpcr & CPM_CR_FLG); + + /* + * Mask all Events in SCCM - we use polling mode + */ + immr->im_cpm.cp_scc[SCC_ENET].scc_sccm = 0; + + /* + * Clear Events in SCCE -- Clear bits by writing 1's + */ + + immr->im_cpm.cp_scc[SCC_ENET].scc_scce = ~(0x0); + + + /* + * Initialize GSMR High 32-Bits + * Settings: Normal Mode + */ + + immr->im_cpm.cp_scc[SCC_ENET].scc_gsmrh = 0; + + /* + * Initialize GSMR Low 32-Bits, but do not Enable Transmit/Receive + * Settings: + * TCI = Invert + * TPL = 48 bits + * TPP = Repeating 10's + * MODE = Ethernet + */ + + immr->im_cpm.cp_scc[SCC_ENET].scc_gsmrl = ( SCC_GSMRL_TCI | \ + SCC_GSMRL_TPL_48 | \ + SCC_GSMRL_TPP_10 | \ + SCC_GSMRL_MODE_ENET); + + /* + * Initialize the DSR -- see section 13.14.4 (pg. 513) v0.4 + */ + + immr->im_cpm.cp_scc[SCC_ENET].scc_dsr = 0xd555; + + /* + * Initialize the PSMR + * Settings: + * CRC = 32-Bit CCITT + * NIB = Begin searching for SFD 22 bits after RENA + * FDE = Full Duplex Enable + * LPB = Loopback Enable (Needed when FDE is set) + * BRO = Reject broadcast packets + * PROMISCOUS = Catch all packets regardless of dest. MAC adress + */ + immr->im_cpm.cp_scc[SCC_ENET].scc_psmr = SCC_PSMR_ENCRC | + SCC_PSMR_NIB22 | +#if defined(CONFIG_SCC_ENET_FULL_DUPLEX) + SCC_PSMR_FDE | + SCC_PSMR_LPB | +#endif +#if defined(CONFIG_SCC_ENET_NO_BROADCAST) + SCC_PSMR_BRO | +#endif +#if defined(CONFIG_SCC_ENET_PROMISCOUS) + SCC_PSMR_PRO | +#endif + 0; + + /* + * Configure Ethernet TENA Signal + */ + +#if (defined(PC_ENET_TENA) && !defined(PB_ENET_TENA)) + immr->im_ioport.iop_pcpar |= PC_ENET_TENA; + immr->im_ioport.iop_pcdir &= ~PC_ENET_TENA; +#elif (defined(PB_ENET_TENA) && !defined(PC_ENET_TENA)) + immr->im_cpm.cp_pbpar |= PB_ENET_TENA; + immr->im_cpm.cp_pbdir |= PB_ENET_TENA; +#else +#error Configuration Error: exactly ONE of PB_ENET_TENA, PC_ENET_TENA must be defined +#endif + +#if defined(CONFIG_ADS) && defined(CONFIG_MPC860) + /* + * Port C is used to control the PHY,MC68160. + */ + immr->im_ioport.iop_pcdir |= + (PC_ENET_ETHLOOP | PC_ENET_TPFLDL | PC_ENET_TPSQEL); + + immr->im_ioport.iop_pcdat |= PC_ENET_TPFLDL; + immr->im_ioport.iop_pcdat &= ~(PC_ENET_ETHLOOP | PC_ENET_TPSQEL); + *((uint *) BCSR1) &= ~BCSR1_ETHEN; +#endif /* MPC860ADS */ + +#if defined(CONFIG_AMX860) + /* + * Port B is used to control the PHY,MC68160. + */ + immr->im_cpm.cp_pbdir |= + (PB_ENET_ETHLOOP | PB_ENET_TPFLDL | PB_ENET_TPSQEL); + + immr->im_cpm.cp_pbdat |= PB_ENET_TPFLDL; + immr->im_cpm.cp_pbdat &= ~(PB_ENET_ETHLOOP | PB_ENET_TPSQEL); + + immr->im_ioport.iop_pddir |= PD_ENET_ETH_EN; + immr->im_ioport.iop_pddat &= ~PD_ENET_ETH_EN; +#endif /* AMX860 */ + +#ifdef CONFIG_RPXCLASSIC + *((uchar *)BCSR0) &= ~BCSR0_ETHLPBK; + *((uchar *)BCSR0) |= (BCSR0_ETHEN | BCSR0_COLTEST | BCSR0_FULLDPLX); +#endif + +#ifdef CONFIG_RPXLITE + *((uchar *)BCSR0) |= BCSR0_ETHEN ; +#endif + +#ifdef CONFIG_MBX + board_ether_init(); +#endif + +#if defined(CONFIG_NETVIA) +#if defined(PB_ENET_PDN) + immr->im_cpm.cp_pbpar &= ~PB_ENET_PDN; + immr->im_cpm.cp_pbdir |= PB_ENET_PDN; + immr->im_cpm.cp_pbdat |= PB_ENET_PDN; +#elif defined(PC_ENET_PDN) + immr->im_cpm.cp_pcpar &= ~PC_ENET_PDN; + immr->im_cpm.cp_pcdir |= PC_ENET_PDN; + immr->im_cpm.cp_pcdat |= PC_ENET_PDN; +#endif +#endif + + /* + * Set the ENT/ENR bits in the GSMR Low -- Enable Transmit/Receive + */ + + immr->im_cpm.cp_scc[SCC_ENET].scc_gsmrl |= (SCC_GSMRL_ENR | SCC_GSMRL_ENT); + + /* + * Work around transmit problem with first eth packet + */ +#if defined (CONFIG_FADS) + udelay(10000); /* wait 10 ms */ +#elif defined (CONFIG_AMX860) || defined(CONFIG_RPXCLASSIC) + udelay(100000); /* wait 100 ms */ +#endif + + return 1; +} + + + +static void scc_halt(struct eth_device* dev) +{ + volatile immap_t *immr = (immap_t *)CFG_IMMR; + immr->im_cpm.cp_scc[SCC_ENET].scc_gsmrl &= ~(SCC_GSMRL_ENR | SCC_GSMRL_ENT); +} + +#if 0 +void restart(void) +{ + volatile immap_t *immr = (immap_t *)CFG_IMMR; + immr->im_cpm.cp_scc[SCC_ENET].scc_gsmrl |= (SCC_GSMRL_ENR | SCC_GSMRL_ENT); +} +#endif + +#endif /* CFG_CMD_NET, SCC_ENET */ diff --git a/include/flash.h b/include/flash.h new file mode 100644 index 000000000..2ee58c445 --- /dev/null +++ b/include/flash.h @@ -0,0 +1,327 @@ +/* + * (C) Copyright 2000, 2001 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _FLASH_H_ +#define _FLASH_H_ + +#ifndef CFG_NO_FLASH +/*----------------------------------------------------------------------- + * FLASH Info: contains chip specific data, per FLASH bank + */ + +typedef struct { + ulong size; /* total bank size in bytes */ + ushort sector_count; /* number of erase units */ + ulong flash_id; /* combined device & manufacturer code */ + ulong start[CFG_MAX_FLASH_SECT]; /* physical sector start addresses */ + uchar protect[CFG_MAX_FLASH_SECT]; /* sector protection status */ +#ifdef CFG_FLASH_CFI + uchar portwidth; /* the width of the port */ + uchar chipwidth; /* the width of the chip */ + ushort buffer_size; /* # of bytes in write buffer */ + ulong erase_blk_tout; /* maximum block erase timeout */ + ulong write_tout; /* maximum write timeout */ + ulong buffer_write_tout; /* maximum buffer write timeout */ + +#endif +} flash_info_t; + +/* + * Values for the width of the port + */ +#define FLASH_CFI_8BIT 0x01 +#define FLASH_CFI_16BIT 0x02 +#define FLASH_CFI_32BIT 0x04 +#define FLASH_CFI_64BIT 0x08 +/* + * Values for the width of the chip + */ +#define FLASH_CFI_BY8 0x01 +#define FLASH_CFI_BY16 0x02 +#define FLASH_CFI_BY32 0x04 +#define FLASH_CFI_BY64 0x08 + +/* Prototypes */ + +extern unsigned long flash_init (void); +extern void flash_print_info (flash_info_t *); +extern int flash_erase (flash_info_t *, int, int); +extern int flash_sect_erase (ulong addr_first, ulong addr_last); +extern int flash_sect_protect (int flag, ulong addr_first, ulong addr_last); + +/* common/flash.c */ +extern void flash_protect (int flag, ulong from, ulong to, flash_info_t *info); +extern int flash_write (uchar *, ulong, ulong); +extern flash_info_t *addr2info (ulong); +extern int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt); + +/* board/?/flash.c */ +#if defined(CFG_FLASH_PROTECTION) +extern int flash_real_protect(flash_info_t *info, long sector, int prot); +#endif /* CFG_FLASH_PROTECTION */ + +/*----------------------------------------------------------------------- + * return codes from flash_write(): + */ +#define ERR_OK 0 +#define ERR_TIMOUT 1 +#define ERR_NOT_ERASED 2 +#define ERR_PROTECTED 4 +#define ERR_INVAL 8 +#define ERR_ALIGN 16 +#define ERR_UNKNOWN_FLASH_VENDOR 32 +#define ERR_UNKNOWN_FLASH_TYPE 64 +#define ERR_PROG_ERROR 128 + +/*----------------------------------------------------------------------- + * Protection Flags for flash_protect(): + */ +#define FLAG_PROTECT_SET 0x01 +#define FLAG_PROTECT_CLEAR 0x02 + +/*----------------------------------------------------------------------- + * Device IDs + */ + +#define AMD_MANUFACT 0x00010001 /* AMD manuf. ID in D23..D16, D7..D0 */ +#define FUJ_MANUFACT 0x00040004 /* FUJITSU manuf. ID in D23..D16, D7..D0 */ +#define STM_MANUFACT 0x00200020 /* STM (Thomson) manuf. ID in D23.. -"- */ +#define SST_MANUFACT 0x00BF00BF /* SST manuf. ID in D23..D16, D7..D0 */ +#define MT_MANUFACT 0x00890089 /* MT manuf. ID in D23..D16, D7..D0 */ +#define INTEL_MANUFACT 0x00890089 /* INTEL manuf. ID in D23..D16, D7..D0 */ +#define INTEL_ALT_MANU 0x00B000B0 /* alternate INTEL namufacturer ID */ +#define MX_MANUFACT 0x00C200C2 /* MXIC manuf. ID in D23..D16, D7..D0 */ + + /* Micron Technologies (INTEL compat.) */ +#define MT_ID_28F400_T 0x44704470 /* 28F400B3 ID ( 4 M, top boot sector) */ +#define MT_ID_28F400_B 0x44714471 /* 28F400B3 ID ( 4 M, bottom boot sect) */ + +#define AMD_ID_LV040B 0x4F /* 29LV040B ID */ + /* 4 Mbit, 512K x 8, */ + /* 8 64K x 8 uniform sectors */ + +#define AMD_ID_F040B 0xA4 /* 29F040B ID */ + /* 4 Mbit, 512K x 8, */ + /* 8 64K x 8 uniform sectors */ +#define STM_ID_M29W040B 0xE3 /* M29W040B ID */ + /* 4 Mbit, 512K x 8, */ + /* 8 64K x 8 uniform sectors */ +#define AMD_ID_F080B 0xD5 /* 29F080 ID ( 1 M) */ +#define AMD_ID_F016D 0xAD /* 29F016 ID ( 2 M x 8) */ +#define AMD_ID_F032B 0x41 /* 29F032 ID ( 4 M x 8) */ +#define AMD_ID_LV116DT 0xC7 /* 29LV116DT ( 2 M x 8, top boot sect) */ + +#define AMD_ID_LV400T 0x22B922B9 /* 29LV400T ID ( 4 M, top boot sector) */ +#define AMD_ID_LV400B 0x22BA22BA /* 29LV400B ID ( 4 M, bottom boot sect) */ + +#define AMD_ID_LV033C 0xA3 /* 29LV033C ID ( 4M x 8 ) */ + +#define AMD_ID_LV800T 0x22DA22DA /* 29LV800T ID ( 8 M, top boot sector) */ +#define AMD_ID_LV800B 0x225B225B /* 29LV800B ID ( 8 M, bottom boot sect) */ + +#define AMD_ID_LV160T 0x22C422C4 /* 29LV160T ID (16 M, top boot sector) */ +#define AMD_ID_LV160B 0x22492249 /* 29LV160B ID (16 M, bottom boot sect) */ + +#define AMD_ID_LV320T 0x22F622F6 /* 29LV320T ID (32 M, top boot sector) */ +#define AMD_ID_LV320B 0x22F922F9 /* 29LV320B ID (32 M, bottom boot sect) */ + +#define AMD_ID_DL322T 0x22552255 /* 29DL322T ID (32 M, top boot sector) */ +#define AMD_ID_DL322B 0x22562256 /* 29DL322B ID (32 M, bottom boot sect) */ +#define AMD_ID_DL323T 0x22502250 /* 29DL323T ID (32 M, top boot sector) */ +#define AMD_ID_DL323B 0x22532253 /* 29DL323B ID (32 M, bottom boot sect) */ +#define AMD_ID_DL324T 0x225C225C /* 29DL324T ID (32 M, top boot sector) */ +#define AMD_ID_DL324B 0x225F225F /* 29DL324B ID (32 M, bottom boot sect) */ + +#define AMD_ID_DL640 0x227E227E /* 29DL640D ID (64 M, dual boot sectors)*/ +#define AMD_ID_LV640U 0x22D722D7 /* 29LV640U ID (64 M, uniform sectors) */ + +#define SST_ID_xF200A 0x27892789 /* 39xF200A ID ( 2M = 128K x 16 ) */ +#define SST_ID_xF400A 0x27802780 /* 39xF400A ID ( 4M = 256K x 16 ) */ +#define SST_ID_xF800A 0x27812781 /* 39xF800A ID ( 8M = 512K x 16 ) */ +#define SST_ID_xF160A 0x27822782 /* 39xF800A ID (16M = 1M x 16 ) */ + +#define STM_ID_F040B 0xE2 /* M29F040B ID ( 4M = 512K x 8 ) */ + /* 8 64K x 8 uniform sectors */ + +#define STM_ID_x800AB 0x005B005B /* M29W800AB ID (8M = 512K x 16 ) */ +#define STM_ID_29W320DT 0x22CA22CA /* M29W320DT ID (32 M, top boot sector) */ +#define STM_ID_29W320DB 0x22CB22CB /* M29W320DB ID (32 M, bottom boot sect) */ +#define STM_ID_29W040B 0x00E300E3 /* M29W040B ID (4M = 512K x 8) */ + +#define INTEL_ID_28F016S 0x66a066a0 /* 28F016S[VS] ID (16M = 512k x 16) */ +#define INTEL_ID_28F800B3T 0x88928892 /* 8M = 512K x 16 top boot sector */ +#define INTEL_ID_28F800B3B 0x88938893 /* 8M = 512K x 16 bottom boot sector */ +#define INTEL_ID_28F160B3T 0x88908890 /* 16M = 1M x 16 top boot sector */ +#define INTEL_ID_28F160B3B 0x88918891 /* 16M = 1M x 16 bottom boot sector */ +#define INTEL_ID_28F320B3T 0x88968896 /* 32M = 2M x 16 top boot sector */ +#define INTEL_ID_28F320B3B 0x88978897 /* 32M = 2M x 16 bottom boot sector */ +#define INTEL_ID_28F640B3T 0x88988898 /* 64M = 4M x 16 top boot sector */ +#define INTEL_ID_28F640B3B 0x88998899 /* 64M = 4M x 16 bottom boot sector */ +#define INTEL_ID_28F160F3B 0x88F488F4 /* 16M = 1M x 16 bottom boot sector */ + +#define INTEL_ID_28F800C3T 0x88C088C0 /* 8M = 512K x 16 top boot sector */ +#define INTEL_ID_28F800C3B 0x88C188C1 /* 8M = 512K x 16 bottom boot sector */ +#define INTEL_ID_28F160C3T 0x88C288C2 /* 16M = 1M x 16 top boot sector */ +#define INTEL_ID_28F160C3B 0x88C388C3 /* 16M = 1M x 16 bottom boot sector */ +#define INTEL_ID_28F320C3T 0x88C488C4 /* 32M = 2M x 16 top boot sector */ +#define INTEL_ID_28F320C3B 0x88C588C5 /* 32M = 2M x 16 bottom boot sector */ +#define INTEL_ID_28F640C3T 0x88CC88CC /* 64M = 4M x 16 top boot sector */ +#define INTEL_ID_28F640C3B 0x88CD88CD /* 64M = 4M x 16 bottom boot sector */ + +#define INTEL_ID_28F128J3 0x89189818 /* 16M = 8M x 16 x 128 */ +#define INTEL_ID_28F640J5 0x00150015 /* 64M = 128K x 64 */ +#define INTEL_ID_28F320J3A 0x00160016 /* 32M = 128K x 32 */ +#define INTEL_ID_28F640J3A 0x00170017 /* 64M = 128K x 64 */ +#define INTEL_ID_28F128J3A 0x00180018 /* 128M = 128K x 128 */ + +#define INTEL_ID_28F160S3 0x00D000D0 /* 16M = 512K x 32 (64kB x 32) */ +#define INTEL_ID_28F320S3 0x00D400D4 /* 32M = 512K x 64 (64kB x 64) */ + +/* Note that the Sharp 28F016SC is compatible with the Intel E28F016SC */ +#define SHARP_ID_28F016SCL 0xAAAAAAAA /* LH28F016SCT-L95 2Mx8, 32 64k blocks */ +#define SHARP_ID_28F016SCZ 0xA0A0A0A0 /* LH28F016SCT-Z4 2Mx8, 32 64k blocks */ +#define SHARP_ID_28F008SC 0xA6A6A6A6 /* LH28F008SCT-L12 1Mx8, 16 64k blocks */ + /* LH28F008SCR-L85 1Mx8, 16 64k blocks */ + +/*----------------------------------------------------------------------- + * Internal FLASH identification codes + * + * Be careful when adding new type! Odd numbers are "bottom boot sector" types! + */ + +#define FLASH_AM040 0x0001 /* AMD Am29F040B, Am29LV040B + * Bright Micro BM29F040 + * Fujitsu MBM29F040A + * STM M29W040B + * SGS Thomson M29F040B + * 8 64K x 8 uniform sectors + */ +#define FLASH_AM400T 0x0002 /* AMD AM29LV400 */ +#define FLASH_AM400B 0x0003 +#define FLASH_AM800T 0x0004 /* AMD AM29LV800 */ +#define FLASH_AM800B 0x0005 +#define FLASH_AM116DT 0x0026 /* AMD AM29LV116DT (2Mx8bit) */ +#define FLASH_AM160T 0x0006 /* AMD AM29LV160 */ +#define FLASH_AM160LV 0x0046 /* AMD29LV160DB (2M = 2Mx8bit ) */ +#define FLASH_AM160B 0x0007 +#define FLASH_AM320T 0x0008 /* AMD AM29LV320 */ +#define FLASH_AM320B 0x0009 + +#define FLASH_AMDL322T 0x0010 /* AMD AM29DL322 */ +#define FLASH_AMDL322B 0x0011 +#define FLASH_AMDL323T 0x0012 /* AMD AM29DL323 */ +#define FLASH_AMDL323B 0x0013 +#define FLASH_AMDL324T 0x0014 /* AMD AM29DL324 */ +#define FLASH_AMDL324B 0x0015 + +#define FLASH_AMDL640 0x0016 /* AMD AM29DL640D */ +#define FLASH_AMD016 0x0018 /* AMD AM29F016D */ + +#define FLASH_SST200A 0x0040 /* SST 39xF200A ID ( 2M = 128K x 16 ) */ +#define FLASH_SST400A 0x0042 /* SST 39xF400A ID ( 4M = 256K x 16 ) */ +#define FLASH_SST800A 0x0044 /* SST 39xF800A ID ( 8M = 512K x 16 ) */ +#define FLASH_SST160A 0x0046 /* SST 39xF160A ID ( 16M = 1M x 16 ) */ + +#define FLASH_STM800AB 0x0051 /* STM M29WF800AB ( 8M = 512K x 16 ) */ +#define FLASH_STMW320DT 0x0052 /* STM M29W320DT (32 M, top boot sector) */ +#define FLASH_STMW320DB 0x0053 /* STM M29W320DB (32 M, bottom boot sect)*/ +#define FLASH_STM320DB 0x00CB /* STM M29W320DB (4M = 64K x 64, bottom)*/ +#define FLASH_STM800DT 0x00D7 /* STM M29W800DT (1M = 64K x 16, top) */ +#define FLASH_STM800DB 0x005B /* STM M29W800DB (1M = 64K x 16, bottom)*/ + +#define FLASH_28F400_T 0x0062 /* MT 28F400B3 ID ( 4M = 256K x 16 ) */ +#define FLASH_28F400_B 0x0063 /* MT 28F400B3 ID ( 4M = 256K x 16 ) */ + +#define FLASH_INTEL800T 0x0074 /* INTEL 28F800B3T ( 8M = 512K x 16 ) */ +#define FLASH_INTEL800B 0x0075 /* INTEL 28F800B3B ( 8M = 512K x 16 ) */ +#define FLASH_INTEL160T 0x0076 /* INTEL 28F160B3T ( 16M = 1 M x 16 ) */ +#define FLASH_INTEL160B 0x0077 /* INTEL 28F160B3B ( 16M = 1 M x 16 ) */ +#define FLASH_INTEL320T 0x0078 /* INTEL 28F320B3T ( 32M = 2 M x 16 ) */ +#define FLASH_INTEL320B 0x0079 /* INTEL 28F320B3B ( 32M = 2 M x 16 ) */ +#define FLASH_INTEL640T 0x007A /* INTEL 28F320B3T ( 64M = 4 M x 16 ) */ +#define FLASH_INTEL640B 0x007B /* INTEL 28F320B3B ( 64M = 4 M x 16 ) */ + +#define FLASH_28F320J3A 0x007C /* INTEL 28F320J3A ( 32M = 128K x 32) */ +#define FLASH_28F640J3A 0x007D /* INTEL 28F640J3A ( 64M = 128K x 64) */ +#define FLASH_28F128J3A 0x007E /* INTEL 28F128J3A (128M = 128K x 128) */ + +#define FLASH_28F008S5 0x0080 /* Intel 28F008S5 ( 1M = 64K x 16 ) */ +#define FLASH_28F016SV 0x0081 /* Intel 28F016SV ( 16M = 512k x 32 ) */ +#define FLASH_28F800_B 0x0083 /* Intel E28F800B ( 1M = ? ) */ +#define FLASH_AM29F800B 0x0084 /* AMD Am29F800BB ( 1M = ? ) */ +#define FLASH_28F320J5 0x0085 /* Intel 28F320J5 ( 4M = 128K x 32 ) */ +#define FLASH_28F160S3 0x0086 /* Intel 28F160S3 ( 16M = 512K x 32 ) */ +#define FLASH_28F320S3 0x0088 /* Intel 28F320S3 ( 32M = 512K x 64 ) */ +#define FLASH_AM640U 0x0090 /* AMD Am29LV640U ( 64M = 4M x 16 ) */ +#define FLASH_AM033C 0x0091 /* AMD AM29LV033 ( 32M = 4M x 8 ) */ +#define FLASH_LH28F016SCT 0x0092 /* Sharp 28F016SCT ( 8 Meg Flash SIMM ) */ +#define FLASH_28F160F3B 0x0093 /* Intel 28F160F3B ( 16M = 1M x 16 ) */ + +#define FLASH_28F640J5 0x0099 /* INTEL 28F640J5 ( 64M = 128K x 64) */ + +#define FLASH_28F800C3T 0x009A /* Intel 28F800C3T ( 8M = 512K x 16 ) */ +#define FLASH_28F800C3B 0x009B /* Intel 28F800C3B ( 8M = 512K x 16 ) */ +#define FLASH_28F160C3T 0x009C /* Intel 28F160C3T ( 16M = 1M x 16 ) */ +#define FLASH_28F160C3B 0x009D /* Intel 28F160C3B ( 16M = 1M x 16 ) */ +#define FLASH_28F320C3T 0x009E /* Intel 28F320C3T ( 32M = 2M x 16 ) */ +#define FLASH_28F320C3B 0x009F /* Intel 28F320C3B ( 32M = 2M x 16 ) */ +#define FLASH_28F640C3T 0x00A0 /* Intel 28F640C3T ( 64M = 4M x 16 ) */ +#define FLASH_28F640C3B 0x00A1 /* Intel 28F640C3B ( 64M = 4M x 16 ) */ + +#define FLASH_UNKNOWN 0xFFFF /* unknown flash type */ + + +/* manufacturer offsets + */ +#define FLASH_MAN_AMD 0x00000000 /* AMD */ +#define FLASH_MAN_FUJ 0x00010000 /* Fujitsu */ +#define FLASH_MAN_BM 0x00020000 /* Bright Microelectronics */ +#define FLASH_MAN_MX 0x00030000 /* MXIC */ +#define FLASH_MAN_STM 0x00040000 +#define FLASH_MAN_SST 0x00100000 +#define FLASH_MAN_INTEL 0x00300000 +#define FLASH_MAN_MT 0x00400000 +#define FLASH_MAN_SHARP 0x00500000 + + +#define FLASH_TYPEMASK 0x0000FFFF /* extract FLASH type information */ +#define FLASH_VENDMASK 0xFFFF0000 /* extract FLASH vendor information */ + +#define FLASH_AMD_COMP 0x000FFFFF /* Up to this ID, FLASH is compatible */ + /* with AMD, Fujitsu and SST */ + /* (JEDEC standard commands ?) */ + +#define FLASH_BTYPE 0x0001 /* mask for bottom boot sector type */ + +/*----------------------------------------------------------------------- + * Timeout constants: + * + * We can't find any specifications for maximum chip erase times, + * so these values are guestimates. + */ +#define FLASH_ERASE_TIMEOUT 120000 /* timeout for erasing in ms */ +#define FLASH_WRITE_TIMEOUT 500 /* timeout for writes in ms */ + +#endif /* !CFG_NO_FLASH */ + +#endif /* _FLASH_H_ */