ca950537bb
On XLP evaluation platform, the board information is stored in an I2C eeprom and the network block configuration is available from a CPLD connected to the GBU (NOR flash bus). Add support for both of these.
140 lines
3.7 KiB
C
140 lines
3.7 KiB
C
/*-
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* Copyright 2003-2011 Netlogic Microsystems (Netlogic). All rights
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* reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY Netlogic Microsystems ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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* NETLOGIC_BSD */
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <sys/kernel.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <net/ethernet.h>
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#include <mips/nlm/hal/mips-extns.h>
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#include <mips/nlm/hal/haldefs.h>
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#include <mips/nlm/hal/iomap.h>
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#include <mips/nlm/hal/fmn.h>
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#include <mips/nlm/hal/pic.h>
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#include <mips/nlm/hal/sys.h>
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#include <mips/nlm/hal/uart.h>
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#include <mips/nlm/xlp.h>
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#include <mips/nlm/board.h>
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static uint8_t board_eeprom_buf[EEPROM_SIZE];
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static int board_eeprom_set;
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struct xlp_board_info xlp_board_info;
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static void
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nlm_print_processor_info(void)
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{
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uint32_t procid;
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int prid, rev;
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char *chip, *revstr;
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procid = mips_rd_prid();
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prid = (procid >> 8) & 0xff;
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rev = procid & 0xff;
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switch (prid) {
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case CHIP_PROCESSOR_ID_XLP_8XX:
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chip = "XLP 832";
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break;
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case CHIP_PROCESSOR_ID_XLP_3XX:
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chip = "XLP 3xx";
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break;
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case CHIP_PROCESSOR_ID_XLP_432:
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case CHIP_PROCESSOR_ID_XLP_416:
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chip = "XLP 4xx";
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break;
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default:
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chip = "XLP ?xx";
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break;
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}
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switch (rev) {
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case 0:
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revstr = "A0"; break;
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case 1:
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revstr = "A1"; break;
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case 2:
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revstr = "A2"; break;
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case 3:
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revstr = "B0"; break;
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default:
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revstr = "??"; break;
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}
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printf("Processor info:\n");
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printf(" Netlogic %s %s [%x]\n", chip, revstr, procid);
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}
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/*
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* All our knowledge of chip and board that cannot be detected by probing
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* at run-time goes here
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*/
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static int
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nlm_setup_xlp_board(void)
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{
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struct xlp_board_info *boardp;
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int rv;
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uint8_t *b;
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/* start with a clean slate */
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boardp = &xlp_board_info;
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memset(boardp, 0, sizeof(*boardp));
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boardp->nodemask = 0x1; /* only node 0 */
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nlm_print_processor_info();
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b = board_eeprom_buf;
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rv = nlm_board_eeprom_read(0, EEPROM_I2CBUS, EEPROM_I2CADDR, 0, b,
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EEPROM_SIZE);
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if (rv == 0) {
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board_eeprom_set = 1;
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printf("Board info (EEPROM on i2c@%d at %#X):\n",
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EEPROM_I2CBUS, EEPROM_I2CADDR);
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printf(" Model: %7.7s %2.2s\n", &b[16], &b[24]);
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printf(" Serial #: %3.3s-%2.2s\n", &b[27], &b[31]);
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printf(" MAC addr: %02x:%02x:%02x:%02x:%02x:%02x\n",
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b[2], b[3], b[4], b[5], b[6], b[7]);
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} else
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printf("Board Info: Error on EEPROM read (i2c@%d %#X).\n",
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EEPROM_I2CBUS, EEPROM_I2CADDR);
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return (0);
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}
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int nlm_board_info_setup(void)
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{
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nlm_setup_xlp_board();
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return (0);
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}
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