mirror of https://github.com/proxmox/mirror_qemu
906 lines
26 KiB
C
906 lines
26 KiB
C
/*
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* QEMU LSI SAS1068 Host Bus Adapter emulation - configuration pages
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*
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* Copyright (c) 2016 Red Hat, Inc.
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*
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* Author: Paolo Bonzini
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*/
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#include "qemu/osdep.h"
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#include "hw/hw.h"
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#include "hw/pci/pci.h"
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#include "hw/scsi/scsi.h"
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#include "mptsas.h"
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#include "mpi.h"
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#include "trace.h"
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/* Generic functions for marshaling and unmarshaling. */
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#define repl1(x) x
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#define repl2(x) x x
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#define repl3(x) x x x
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#define repl4(x) x x x x
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#define repl5(x) x x x x x
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#define repl6(x) x x x x x x
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#define repl7(x) x x x x x x x
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#define repl8(x) x x x x x x x x
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#define repl(n, x) glue(repl, n)(x)
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typedef union PackValue {
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uint64_t ll;
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char *str;
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} PackValue;
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static size_t vfill(uint8_t *data, size_t size, const char *fmt, va_list ap)
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{
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size_t ofs;
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PackValue val;
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const char *p;
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ofs = 0;
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p = fmt;
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while (*p) {
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memset(&val, 0, sizeof(val));
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switch (*p) {
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case '*':
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p++;
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break;
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case 'b':
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case 'w':
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case 'l':
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val.ll = va_arg(ap, int);
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break;
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case 'q':
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val.ll = va_arg(ap, int64_t);
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break;
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case 's':
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val.str = va_arg(ap, void *);
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break;
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}
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switch (*p++) {
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case 'b':
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if (data) {
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stb_p(data + ofs, val.ll);
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}
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ofs++;
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break;
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case 'w':
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if (data) {
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stw_le_p(data + ofs, val.ll);
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}
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ofs += 2;
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break;
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case 'l':
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if (data) {
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stl_le_p(data + ofs, val.ll);
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}
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ofs += 4;
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break;
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case 'q':
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if (data) {
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stq_le_p(data + ofs, val.ll);
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}
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ofs += 8;
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break;
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case 's':
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{
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int cnt = atoi(p);
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if (data) {
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if (val.str) {
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strncpy((void *)data + ofs, val.str, cnt);
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} else {
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memset((void *)data + ofs, 0, cnt);
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}
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}
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ofs += cnt;
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break;
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}
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}
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}
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return ofs;
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}
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static size_t vpack(uint8_t **p_data, const char *fmt, va_list ap1)
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{
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size_t size = 0;
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uint8_t *data = NULL;
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if (p_data) {
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va_list ap2;
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va_copy(ap2, ap1);
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size = vfill(NULL, 0, fmt, ap2);
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*p_data = data = g_malloc(size);
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va_end(ap2);
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}
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return vfill(data, size, fmt, ap1);
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}
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static size_t fill(uint8_t *data, size_t size, const char *fmt, ...)
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{
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va_list ap;
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size_t ret;
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va_start(ap, fmt);
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ret = vfill(data, size, fmt, ap);
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va_end(ap);
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return ret;
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}
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/* Functions to build the page header and fill in the length, always used
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* through the macros.
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*/
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#define MPTSAS_CONFIG_PACK(number, type, version, fmt, ...) \
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mptsas_config_pack(data, "b*bbb" fmt, version, number, type, \
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## __VA_ARGS__)
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static size_t mptsas_config_pack(uint8_t **data, const char *fmt, ...)
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{
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va_list ap;
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size_t ret;
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va_start(ap, fmt);
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ret = vpack(data, fmt, ap);
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va_end(ap);
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if (data) {
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assert(ret < 256 && (ret % 4) == 0);
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stb_p(*data + 1, ret / 4);
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}
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return ret;
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}
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#define MPTSAS_CONFIG_PACK_EXT(number, type, version, fmt, ...) \
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mptsas_config_pack_ext(data, "b*bbb*wb*b" fmt, version, number, \
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MPI_CONFIG_PAGETYPE_EXTENDED, type, ## __VA_ARGS__)
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static size_t mptsas_config_pack_ext(uint8_t **data, const char *fmt, ...)
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{
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va_list ap;
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size_t ret;
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va_start(ap, fmt);
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ret = vpack(data, fmt, ap);
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va_end(ap);
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if (data) {
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assert(ret < 65536 && (ret % 4) == 0);
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stw_le_p(*data + 4, ret / 4);
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}
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return ret;
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}
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/* Manufacturing pages */
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static
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size_t mptsas_config_manufacturing_0(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(0, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
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"s16s8s16s16s16",
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"QEMU MPT Fusion",
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"2.5",
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"QEMU MPT Fusion",
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"QEMU",
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"0000111122223333");
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}
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static
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size_t mptsas_config_manufacturing_1(MPTSASState *s, uint8_t **data, int address)
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{
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/* VPD - all zeros */
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return MPTSAS_CONFIG_PACK(1, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
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"s256");
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}
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static
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size_t mptsas_config_manufacturing_2(MPTSASState *s, uint8_t **data, int address)
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{
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PCIDeviceClass *pcic = PCI_DEVICE_GET_CLASS(s);
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return MPTSAS_CONFIG_PACK(2, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
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"wb*b*l",
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pcic->device_id, pcic->revision);
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}
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static
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size_t mptsas_config_manufacturing_3(MPTSASState *s, uint8_t **data, int address)
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{
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PCIDeviceClass *pcic = PCI_DEVICE_GET_CLASS(s);
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return MPTSAS_CONFIG_PACK(3, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
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"wb*b*l",
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pcic->device_id, pcic->revision);
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}
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static
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size_t mptsas_config_manufacturing_4(MPTSASState *s, uint8_t **data, int address)
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{
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/* All zeros */
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return MPTSAS_CONFIG_PACK(4, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x05,
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"*l*b*b*b*b*b*b*w*s56*l*l*l*l*l*l"
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"*b*b*w*b*b*w*l*l");
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}
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static
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size_t mptsas_config_manufacturing_5(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(5, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x02,
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"q*b*b*w*l*l", s->sas_addr);
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}
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static
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size_t mptsas_config_manufacturing_6(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(6, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
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"*l");
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}
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static
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size_t mptsas_config_manufacturing_7(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(7, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
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"*l*l*l*s16*b*b*w", MPTSAS_NUM_PORTS);
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}
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static
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size_t mptsas_config_manufacturing_8(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(8, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
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"*l");
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}
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static
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size_t mptsas_config_manufacturing_9(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(9, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
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"*l");
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}
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static
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size_t mptsas_config_manufacturing_10(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(10, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
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"*l");
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}
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/* I/O unit pages */
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static
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size_t mptsas_config_io_unit_0(MPTSASState *s, uint8_t **data, int address)
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{
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PCIDevice *pci = PCI_DEVICE(s);
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uint64_t unique_value = 0x53504D554D4551LL; /* "QEMUMPTx" */
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unique_value |= (uint64_t)pci->devfn << 56;
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return MPTSAS_CONFIG_PACK(0, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x00,
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"q", unique_value);
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}
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static
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size_t mptsas_config_io_unit_1(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(1, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x02, "l",
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0x41 /* single function, RAID disabled */ );
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}
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static
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size_t mptsas_config_io_unit_2(MPTSASState *s, uint8_t **data, int address)
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{
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PCIDevice *pci = PCI_DEVICE(s);
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uint8_t devfn = pci->devfn;
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return MPTSAS_CONFIG_PACK(2, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x02,
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"llbbw*b*b*w*b*b*w*b*b*w*l",
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0, 0x100, 0 /* pci bus? */, devfn, 0);
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}
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static
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size_t mptsas_config_io_unit_3(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(3, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x01,
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"*b*b*w*l");
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}
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static
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size_t mptsas_config_io_unit_4(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(4, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x00, "*l*l*q");
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}
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/* I/O controller pages */
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static
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size_t mptsas_config_ioc_0(MPTSASState *s, uint8_t **data, int address)
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{
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PCIDeviceClass *pcic = PCI_DEVICE_GET_CLASS(s);
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return MPTSAS_CONFIG_PACK(0, MPI_CONFIG_PAGETYPE_IOC, 0x01,
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"*l*lwwb*b*b*blww",
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pcic->vendor_id, pcic->device_id, pcic->revision,
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pcic->subsystem_vendor_id,
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pcic->subsystem_id);
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}
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static
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size_t mptsas_config_ioc_1(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(1, MPI_CONFIG_PAGETYPE_IOC, 0x03,
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"*l*l*b*b*b*b");
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}
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static
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size_t mptsas_config_ioc_2(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(2, MPI_CONFIG_PAGETYPE_IOC, 0x04,
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"*l*b*b*b*b");
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}
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static
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size_t mptsas_config_ioc_3(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(3, MPI_CONFIG_PAGETYPE_IOC, 0x00,
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"*b*b*w");
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}
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static
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size_t mptsas_config_ioc_4(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(4, MPI_CONFIG_PAGETYPE_IOC, 0x00,
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"*b*b*w");
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}
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static
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size_t mptsas_config_ioc_5(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(5, MPI_CONFIG_PAGETYPE_IOC, 0x00,
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"*l*b*b*w");
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}
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static
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size_t mptsas_config_ioc_6(MPTSASState *s, uint8_t **data, int address)
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{
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return MPTSAS_CONFIG_PACK(6, MPI_CONFIG_PAGETYPE_IOC, 0x01,
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"*l*b*b*b*b*b*b*b*b*b*b*w*l*l*l*l*b*b*w"
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"*w*w*w*w*l*l*l");
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}
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/* SAS I/O unit pages (extended) */
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#define MPTSAS_CONFIG_SAS_IO_UNIT_0_SIZE 16
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#define MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION 0x02
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#define MPI_SAS_IOUNIT0_RATE_1_5 0x08
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#define MPI_SAS_IOUNIT0_RATE_3_0 0x09
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#define MPI_SAS_DEVICE_INFO_NO_DEVICE 0x00000000
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#define MPI_SAS_DEVICE_INFO_END_DEVICE 0x00000001
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#define MPI_SAS_DEVICE_INFO_SSP_TARGET 0x00000400
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#define MPI_SAS_DEVICE0_ASTATUS_NO_ERRORS 0x00
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#define MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT 0x0001
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#define MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED 0x0002
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#define MPI_SAS_DEVICE0_FLAGS_MAPPING_PERSISTENT 0x0004
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static SCSIDevice *mptsas_phy_get_device(MPTSASState *s, int i,
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int *phy_handle, int *dev_handle)
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{
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SCSIDevice *d = scsi_device_find(&s->bus, 0, i, 0);
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if (phy_handle) {
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*phy_handle = i + 1;
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}
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if (dev_handle) {
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*dev_handle = d ? i + 1 + MPTSAS_NUM_PORTS : 0;
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}
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return d;
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}
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static
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size_t mptsas_config_sas_io_unit_0(MPTSASState *s, uint8_t **data, int address)
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{
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size_t size = MPTSAS_CONFIG_PACK_EXT(0, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, 0x04,
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"*w*wb*b*w"
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repl(MPTSAS_NUM_PORTS, "*s16"),
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MPTSAS_NUM_PORTS);
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if (data) {
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size_t ofs = size - MPTSAS_NUM_PORTS * MPTSAS_CONFIG_SAS_IO_UNIT_0_SIZE;
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int i;
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for (i = 0; i < MPTSAS_NUM_PORTS; i++) {
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int phy_handle, dev_handle;
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SCSIDevice *dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle);
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fill(*data + ofs, MPTSAS_CONFIG_SAS_IO_UNIT_0_SIZE,
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"bbbblwwl", i, 0, 0,
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(dev
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? MPI_SAS_IOUNIT0_RATE_3_0
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: MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION),
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(dev
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? MPI_SAS_DEVICE_INFO_END_DEVICE | MPI_SAS_DEVICE_INFO_SSP_TARGET
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: MPI_SAS_DEVICE_INFO_NO_DEVICE),
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dev_handle,
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dev_handle,
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0);
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ofs += MPTSAS_CONFIG_SAS_IO_UNIT_0_SIZE;
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}
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assert(ofs == size);
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}
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return size;
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}
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#define MPTSAS_CONFIG_SAS_IO_UNIT_1_SIZE 12
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static
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size_t mptsas_config_sas_io_unit_1(MPTSASState *s, uint8_t **data, int address)
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{
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size_t size = MPTSAS_CONFIG_PACK_EXT(1, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, 0x07,
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"*w*w*w*wb*b*b*b"
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repl(MPTSAS_NUM_PORTS, "*s12"),
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MPTSAS_NUM_PORTS);
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if (data) {
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size_t ofs = size - MPTSAS_NUM_PORTS * MPTSAS_CONFIG_SAS_IO_UNIT_1_SIZE;
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int i;
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for (i = 0; i < MPTSAS_NUM_PORTS; i++) {
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SCSIDevice *dev = mptsas_phy_get_device(s, i, NULL, NULL);
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fill(*data + ofs, MPTSAS_CONFIG_SAS_IO_UNIT_1_SIZE,
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"bbbblww", i, 0, 0,
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(MPI_SAS_IOUNIT0_RATE_3_0 << 4) | MPI_SAS_IOUNIT0_RATE_1_5,
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(dev
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? MPI_SAS_DEVICE_INFO_END_DEVICE | MPI_SAS_DEVICE_INFO_SSP_TARGET
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: MPI_SAS_DEVICE_INFO_NO_DEVICE),
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0, 0);
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ofs += MPTSAS_CONFIG_SAS_IO_UNIT_1_SIZE;
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}
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assert(ofs == size);
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}
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return size;
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}
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static
|
|
size_t mptsas_config_sas_io_unit_2(MPTSASState *s, uint8_t **data, int address)
|
|
{
|
|
return MPTSAS_CONFIG_PACK_EXT(2, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, 0x06,
|
|
"*b*b*w*w*w*b*b*w");
|
|
}
|
|
|
|
static
|
|
size_t mptsas_config_sas_io_unit_3(MPTSASState *s, uint8_t **data, int address)
|
|
{
|
|
return MPTSAS_CONFIG_PACK_EXT(3, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, 0x06,
|
|
"*l*l*l*l*l*l*l*l*l");
|
|
}
|
|
|
|
/* SAS PHY pages (extended) */
|
|
|
|
static int mptsas_phy_addr_get(MPTSASState *s, int address)
|
|
{
|
|
int i;
|
|
if ((address >> MPI_SAS_PHY_PGAD_FORM_SHIFT) == 0) {
|
|
i = address & 255;
|
|
} else if ((address >> MPI_SAS_PHY_PGAD_FORM_SHIFT) == 1) {
|
|
i = address & 65535;
|
|
} else {
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (i >= MPTSAS_NUM_PORTS) {
|
|
return -EINVAL;
|
|
}
|
|
|
|
return i;
|
|
}
|
|
|
|
static
|
|
size_t mptsas_config_phy_0(MPTSASState *s, uint8_t **data, int address)
|
|
{
|
|
int phy_handle = -1;
|
|
int dev_handle = -1;
|
|
int i = mptsas_phy_addr_get(s, address);
|
|
SCSIDevice *dev;
|
|
|
|
if (i < 0) {
|
|
trace_mptsas_config_sas_phy(s, address, i, phy_handle, dev_handle, 0);
|
|
return i;
|
|
}
|
|
|
|
dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle);
|
|
trace_mptsas_config_sas_phy(s, address, i, phy_handle, dev_handle, 0);
|
|
|
|
return MPTSAS_CONFIG_PACK_EXT(0, MPI_CONFIG_EXTPAGETYPE_SAS_PHY, 0x01,
|
|
"w*wqwb*blbb*b*b*l",
|
|
dev_handle, s->sas_addr, dev_handle, i,
|
|
(dev
|
|
? MPI_SAS_DEVICE_INFO_END_DEVICE /* | MPI_SAS_DEVICE_INFO_SSP_TARGET?? */
|
|
: MPI_SAS_DEVICE_INFO_NO_DEVICE),
|
|
(MPI_SAS_IOUNIT0_RATE_3_0 << 4) | MPI_SAS_IOUNIT0_RATE_1_5,
|
|
(MPI_SAS_IOUNIT0_RATE_3_0 << 4) | MPI_SAS_IOUNIT0_RATE_1_5);
|
|
}
|
|
|
|
static
|
|
size_t mptsas_config_phy_1(MPTSASState *s, uint8_t **data, int address)
|
|
{
|
|
int phy_handle = -1;
|
|
int dev_handle = -1;
|
|
int i = mptsas_phy_addr_get(s, address);
|
|
|
|
if (i < 0) {
|
|
trace_mptsas_config_sas_phy(s, address, i, phy_handle, dev_handle, 1);
|
|
return i;
|
|
}
|
|
|
|
(void) mptsas_phy_get_device(s, i, &phy_handle, &dev_handle);
|
|
trace_mptsas_config_sas_phy(s, address, i, phy_handle, dev_handle, 1);
|
|
|
|
return MPTSAS_CONFIG_PACK_EXT(1, MPI_CONFIG_EXTPAGETYPE_SAS_PHY, 0x01,
|
|
"*l*l*l*l*l");
|
|
}
|
|
|
|
/* SAS device pages (extended) */
|
|
|
|
static int mptsas_device_addr_get(MPTSASState *s, int address)
|
|
{
|
|
uint32_t handle, i;
|
|
uint32_t form = address >> MPI_SAS_PHY_PGAD_FORM_SHIFT;
|
|
if (form == MPI_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE) {
|
|
handle = address & MPI_SAS_DEVICE_PGAD_GNH_HANDLE_MASK;
|
|
do {
|
|
if (handle == 65535) {
|
|
handle = MPTSAS_NUM_PORTS + 1;
|
|
} else {
|
|
++handle;
|
|
}
|
|
i = handle - 1 - MPTSAS_NUM_PORTS;
|
|
} while (i < MPTSAS_NUM_PORTS && !scsi_device_find(&s->bus, 0, i, 0));
|
|
|
|
} else if (form == MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID) {
|
|
if (address & MPI_SAS_DEVICE_PGAD_BT_BUS_MASK) {
|
|
return -EINVAL;
|
|
}
|
|
i = address & MPI_SAS_DEVICE_PGAD_BT_TID_MASK;
|
|
|
|
} else if (form == MPI_SAS_DEVICE_PGAD_FORM_HANDLE) {
|
|
handle = address & MPI_SAS_DEVICE_PGAD_H_HANDLE_MASK;
|
|
i = handle - 1 - MPTSAS_NUM_PORTS;
|
|
|
|
} else {
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (i >= MPTSAS_NUM_PORTS) {
|
|
return -EINVAL;
|
|
}
|
|
|
|
return i;
|
|
}
|
|
|
|
static
|
|
size_t mptsas_config_sas_device_0(MPTSASState *s, uint8_t **data, int address)
|
|
{
|
|
int phy_handle = -1;
|
|
int dev_handle = -1;
|
|
int i = mptsas_device_addr_get(s, address);
|
|
SCSIDevice *dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle);
|
|
|
|
trace_mptsas_config_sas_device(s, address, i, phy_handle, dev_handle, 0);
|
|
if (!dev) {
|
|
return -ENOENT;
|
|
}
|
|
|
|
return MPTSAS_CONFIG_PACK_EXT(0, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, 0x05,
|
|
"*w*wqwbbwbblwb*b",
|
|
dev->wwn, phy_handle, i,
|
|
MPI_SAS_DEVICE0_ASTATUS_NO_ERRORS,
|
|
dev_handle, i, 0,
|
|
MPI_SAS_DEVICE_INFO_END_DEVICE | MPI_SAS_DEVICE_INFO_SSP_TARGET,
|
|
(MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT |
|
|
MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED |
|
|
MPI_SAS_DEVICE0_FLAGS_MAPPING_PERSISTENT), i);
|
|
}
|
|
|
|
static
|
|
size_t mptsas_config_sas_device_1(MPTSASState *s, uint8_t **data, int address)
|
|
{
|
|
int phy_handle = -1;
|
|
int dev_handle = -1;
|
|
int i = mptsas_device_addr_get(s, address);
|
|
SCSIDevice *dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle);
|
|
|
|
trace_mptsas_config_sas_device(s, address, i, phy_handle, dev_handle, 1);
|
|
if (!dev) {
|
|
return -ENOENT;
|
|
}
|
|
|
|
return MPTSAS_CONFIG_PACK_EXT(1, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, 0x00,
|
|
"*lq*lwbb*s20",
|
|
dev->wwn, dev_handle, i, 0);
|
|
}
|
|
|
|
static
|
|
size_t mptsas_config_sas_device_2(MPTSASState *s, uint8_t **data, int address)
|
|
{
|
|
int phy_handle = -1;
|
|
int dev_handle = -1;
|
|
int i = mptsas_device_addr_get(s, address);
|
|
SCSIDevice *dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle);
|
|
|
|
trace_mptsas_config_sas_device(s, address, i, phy_handle, dev_handle, 2);
|
|
if (!dev) {
|
|
return -ENOENT;
|
|
}
|
|
|
|
return MPTSAS_CONFIG_PACK_EXT(2, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, 0x01,
|
|
"ql", dev->wwn, 0);
|
|
}
|
|
|
|
typedef struct MPTSASConfigPage {
|
|
uint8_t number;
|
|
uint8_t type;
|
|
size_t (*mpt_config_build)(MPTSASState *s, uint8_t **data, int address);
|
|
} MPTSASConfigPage;
|
|
|
|
static const MPTSASConfigPage mptsas_config_pages[] = {
|
|
{
|
|
0, MPI_CONFIG_PAGETYPE_MANUFACTURING,
|
|
mptsas_config_manufacturing_0,
|
|
}, {
|
|
1, MPI_CONFIG_PAGETYPE_MANUFACTURING,
|
|
mptsas_config_manufacturing_1,
|
|
}, {
|
|
2, MPI_CONFIG_PAGETYPE_MANUFACTURING,
|
|
mptsas_config_manufacturing_2,
|
|
}, {
|
|
3, MPI_CONFIG_PAGETYPE_MANUFACTURING,
|
|
mptsas_config_manufacturing_3,
|
|
}, {
|
|
4, MPI_CONFIG_PAGETYPE_MANUFACTURING,
|
|
mptsas_config_manufacturing_4,
|
|
}, {
|
|
5, MPI_CONFIG_PAGETYPE_MANUFACTURING,
|
|
mptsas_config_manufacturing_5,
|
|
}, {
|
|
6, MPI_CONFIG_PAGETYPE_MANUFACTURING,
|
|
mptsas_config_manufacturing_6,
|
|
}, {
|
|
7, MPI_CONFIG_PAGETYPE_MANUFACTURING,
|
|
mptsas_config_manufacturing_7,
|
|
}, {
|
|
8, MPI_CONFIG_PAGETYPE_MANUFACTURING,
|
|
mptsas_config_manufacturing_8,
|
|
}, {
|
|
9, MPI_CONFIG_PAGETYPE_MANUFACTURING,
|
|
mptsas_config_manufacturing_9,
|
|
}, {
|
|
10, MPI_CONFIG_PAGETYPE_MANUFACTURING,
|
|
mptsas_config_manufacturing_10,
|
|
}, {
|
|
0, MPI_CONFIG_PAGETYPE_IO_UNIT,
|
|
mptsas_config_io_unit_0,
|
|
}, {
|
|
1, MPI_CONFIG_PAGETYPE_IO_UNIT,
|
|
mptsas_config_io_unit_1,
|
|
}, {
|
|
2, MPI_CONFIG_PAGETYPE_IO_UNIT,
|
|
mptsas_config_io_unit_2,
|
|
}, {
|
|
3, MPI_CONFIG_PAGETYPE_IO_UNIT,
|
|
mptsas_config_io_unit_3,
|
|
}, {
|
|
4, MPI_CONFIG_PAGETYPE_IO_UNIT,
|
|
mptsas_config_io_unit_4,
|
|
}, {
|
|
0, MPI_CONFIG_PAGETYPE_IOC,
|
|
mptsas_config_ioc_0,
|
|
}, {
|
|
1, MPI_CONFIG_PAGETYPE_IOC,
|
|
mptsas_config_ioc_1,
|
|
}, {
|
|
2, MPI_CONFIG_PAGETYPE_IOC,
|
|
mptsas_config_ioc_2,
|
|
}, {
|
|
3, MPI_CONFIG_PAGETYPE_IOC,
|
|
mptsas_config_ioc_3,
|
|
}, {
|
|
4, MPI_CONFIG_PAGETYPE_IOC,
|
|
mptsas_config_ioc_4,
|
|
}, {
|
|
5, MPI_CONFIG_PAGETYPE_IOC,
|
|
mptsas_config_ioc_5,
|
|
}, {
|
|
6, MPI_CONFIG_PAGETYPE_IOC,
|
|
mptsas_config_ioc_6,
|
|
}, {
|
|
0, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT,
|
|
mptsas_config_sas_io_unit_0,
|
|
}, {
|
|
1, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT,
|
|
mptsas_config_sas_io_unit_1,
|
|
}, {
|
|
2, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT,
|
|
mptsas_config_sas_io_unit_2,
|
|
}, {
|
|
3, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT,
|
|
mptsas_config_sas_io_unit_3,
|
|
}, {
|
|
0, MPI_CONFIG_EXTPAGETYPE_SAS_PHY,
|
|
mptsas_config_phy_0,
|
|
}, {
|
|
1, MPI_CONFIG_EXTPAGETYPE_SAS_PHY,
|
|
mptsas_config_phy_1,
|
|
}, {
|
|
0, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE,
|
|
mptsas_config_sas_device_0,
|
|
}, {
|
|
1, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE,
|
|
mptsas_config_sas_device_1,
|
|
}, {
|
|
2, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE,
|
|
mptsas_config_sas_device_2,
|
|
}
|
|
};
|
|
|
|
static const MPTSASConfigPage *mptsas_find_config_page(int type, int number)
|
|
{
|
|
const MPTSASConfigPage *page;
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(mptsas_config_pages); i++) {
|
|
page = &mptsas_config_pages[i];
|
|
if (page->type == type && page->number == number) {
|
|
return page;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
void mptsas_process_config(MPTSASState *s, MPIMsgConfig *req)
|
|
{
|
|
PCIDevice *pci = PCI_DEVICE(s);
|
|
|
|
MPIMsgConfigReply reply;
|
|
const MPTSASConfigPage *page;
|
|
size_t length;
|
|
uint8_t type;
|
|
uint8_t *data = NULL;
|
|
uint32_t flags_and_length;
|
|
uint32_t dmalen;
|
|
uint64_t pa;
|
|
|
|
mptsas_fix_config_endianness(req);
|
|
|
|
QEMU_BUILD_BUG_ON(sizeof(s->doorbell_msg) < sizeof(*req));
|
|
QEMU_BUILD_BUG_ON(sizeof(s->doorbell_reply) < sizeof(reply));
|
|
|
|
/* Copy common bits from the request into the reply. */
|
|
memset(&reply, 0, sizeof(reply));
|
|
reply.Action = req->Action;
|
|
reply.Function = req->Function;
|
|
reply.MsgContext = req->MsgContext;
|
|
reply.MsgLength = sizeof(reply) / 4;
|
|
reply.PageType = req->PageType;
|
|
reply.PageNumber = req->PageNumber;
|
|
reply.PageLength = req->PageLength;
|
|
reply.PageVersion = req->PageVersion;
|
|
|
|
type = req->PageType & MPI_CONFIG_PAGETYPE_MASK;
|
|
if (type == MPI_CONFIG_PAGETYPE_EXTENDED) {
|
|
type = req->ExtPageType;
|
|
if (type <= MPI_CONFIG_PAGETYPE_MASK) {
|
|
reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_TYPE;
|
|
goto out;
|
|
}
|
|
|
|
reply.ExtPageType = req->ExtPageType;
|
|
}
|
|
|
|
page = mptsas_find_config_page(type, req->PageNumber);
|
|
|
|
switch(req->Action) {
|
|
case MPI_CONFIG_ACTION_PAGE_DEFAULT:
|
|
case MPI_CONFIG_ACTION_PAGE_HEADER:
|
|
case MPI_CONFIG_ACTION_PAGE_READ_NVRAM:
|
|
case MPI_CONFIG_ACTION_PAGE_READ_CURRENT:
|
|
case MPI_CONFIG_ACTION_PAGE_READ_DEFAULT:
|
|
case MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT:
|
|
case MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM:
|
|
break;
|
|
|
|
default:
|
|
reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_ACTION;
|
|
goto out;
|
|
}
|
|
|
|
if (!page) {
|
|
page = mptsas_find_config_page(type, 1);
|
|
if (page) {
|
|
reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE;
|
|
} else {
|
|
reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_TYPE;
|
|
}
|
|
goto out;
|
|
}
|
|
|
|
if (req->Action == MPI_CONFIG_ACTION_PAGE_DEFAULT ||
|
|
req->Action == MPI_CONFIG_ACTION_PAGE_HEADER) {
|
|
length = page->mpt_config_build(s, NULL, req->PageAddress);
|
|
if ((ssize_t)length < 0) {
|
|
reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE;
|
|
goto out;
|
|
} else {
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
if (req->Action == MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT ||
|
|
req->Action == MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM) {
|
|
length = page->mpt_config_build(s, NULL, req->PageAddress);
|
|
if ((ssize_t)length < 0) {
|
|
reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE;
|
|
} else {
|
|
reply.IOCStatus = MPI_IOCSTATUS_CONFIG_CANT_COMMIT;
|
|
}
|
|
goto out;
|
|
}
|
|
|
|
flags_and_length = req->PageBufferSGE.FlagsLength;
|
|
dmalen = flags_and_length & MPI_SGE_LENGTH_MASK;
|
|
if (dmalen == 0) {
|
|
length = page->mpt_config_build(s, NULL, req->PageAddress);
|
|
if ((ssize_t)length < 0) {
|
|
reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE;
|
|
goto out;
|
|
} else {
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
if (flags_and_length & MPI_SGE_FLAGS_64_BIT_ADDRESSING) {
|
|
pa = req->PageBufferSGE.u.Address64;
|
|
} else {
|
|
pa = req->PageBufferSGE.u.Address32;
|
|
}
|
|
|
|
/* Only read actions left. */
|
|
length = page->mpt_config_build(s, &data, req->PageAddress);
|
|
if ((ssize_t)length < 0) {
|
|
reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE;
|
|
goto out;
|
|
} else {
|
|
assert(data[2] == page->number);
|
|
pci_dma_write(pci, pa, data, MIN(length, dmalen));
|
|
goto done;
|
|
}
|
|
|
|
abort();
|
|
|
|
done:
|
|
if (type > MPI_CONFIG_PAGETYPE_MASK) {
|
|
reply.ExtPageLength = length / 4;
|
|
reply.ExtPageType = req->ExtPageType;
|
|
} else {
|
|
reply.PageLength = length / 4;
|
|
}
|
|
|
|
out:
|
|
mptsas_fix_config_reply_endianness(&reply);
|
|
mptsas_reply(s, (MPIDefaultReply *)&reply);
|
|
g_free(data);
|
|
}
|