155 lines
4.2 KiB
C
155 lines
4.2 KiB
C
/* $FreeBSD$ */
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/*
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* ISP Firmware Helper Pseudo Device for FreeBSD
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*
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*---------------------------------------
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* Copyright (c) 2000, by Matthew Jacob
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* All rights reserved.
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*---------------------------------------
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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
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice immediately at the beginning of the file, without modification,
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* 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 the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bio.h>
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#include <sys/disk.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#include <sys/linker.h>
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#include <dev/ispfw/asm_1040.h>
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#include <dev/ispfw/asm_1080.h>
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#include <dev/ispfw/asm_12160.h>
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#include <dev/ispfw/asm_2100.h>
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#include <dev/ispfw/asm_2200.h>
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#define ISPFW_VERSION 0
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#define PCI_PRODUCT_QLOGIC_ISP1020 0x1020
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#define PCI_PRODUCT_QLOGIC_ISP1080 0x1080
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#define PCI_PRODUCT_QLOGIC_ISP12160 0x1216
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#define PCI_PRODUCT_QLOGIC_ISP1240 0x1240
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#define PCI_PRODUCT_QLOGIC_ISP1280 0x1280
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#define PCI_PRODUCT_QLOGIC_ISP2100 0x2100
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#define PCI_PRODUCT_QLOGIC_ISP2200 0x2200
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typedef void ispfwfunc __P((int, int, int, const u_int16_t **));
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extern ispfwfunc *isp_get_firmware_p;
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static void isp_get_firmware __P((int, int, int, const u_int16_t **));
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static int ncallers = 0;
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static const u_int16_t ***callp = NULL;
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static int addcaller(const u_int16_t **);
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static int
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addcaller(const u_int16_t **caller)
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{
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const u_int16_t ***newcallp;
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int i;
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for (i = 0; i < ncallers; i++) {
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if (callp[i] == caller)
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return (1);
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}
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newcallp = malloc((ncallers + 1) * sizeof (const u_int16_t ***),
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M_DEVBUF, M_NOWAIT);
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if (newcallp == NULL) {
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return (0);
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}
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for (i = 0; i < ncallers; i++) {
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newcallp[i] = callp[i];
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}
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newcallp[ncallers] = caller;
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if (ncallers++)
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free(callp, M_DEVBUF);
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callp = newcallp;
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return (1);
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}
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static void
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isp_get_firmware(int version, int tgtmode, int devid, const u_int16_t **ptrp)
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{
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const u_int16_t *rp = NULL;
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if (version == ISPFW_VERSION) {
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switch (devid) {
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case PCI_PRODUCT_QLOGIC_ISP1020:
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if (tgtmode)
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rp = isp_1040_risc_code_it;
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else
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rp = isp_1040_risc_code;
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break;
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case PCI_PRODUCT_QLOGIC_ISP1080:
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case PCI_PRODUCT_QLOGIC_ISP1240:
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case PCI_PRODUCT_QLOGIC_ISP1280:
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if (tgtmode)
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rp = isp_1080_risc_code_it;
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else
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rp = isp_1080_risc_code;
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break;
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case PCI_PRODUCT_QLOGIC_ISP12160:
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rp = isp_12160_risc_code;
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break;
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case PCI_PRODUCT_QLOGIC_ISP2100:
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rp = isp_2100_risc_code;
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break;
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case PCI_PRODUCT_QLOGIC_ISP2200:
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rp = isp_2200_risc_code;
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default:
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break;
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}
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}
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if (rp && addcaller(ptrp)) {
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*ptrp = rp;
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}
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}
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static int
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isp_module_handler(module_t mod, int what, void *arg)
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{
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switch (what) {
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case MOD_LOAD:
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isp_get_firmware_p = isp_get_firmware;
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break;
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case MOD_UNLOAD:
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isp_get_firmware_p = NULL;
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if (ncallers) {
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int i;
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for (i = 0; i < ncallers; i++) {
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*callp[i] = NULL;
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}
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free(callp, M_DEVBUF);
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}
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break;
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default:
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break;
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}
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return (0);
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}
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static moduledata_t ispfw_mod = {
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"ispfw", isp_module_handler, NULL
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};
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DECLARE_MODULE(ispfw, ispfw_mod, SI_SUB_DRIVERS, SI_ORDER_THIRD);
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MODULE_VERSION(ispfw, ISPFW_VERSION);
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MODULE_DEPEND(ispfw, isp, 1, 1, 1);
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