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/*
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* QEMU IDE disk and CD/DVD-ROM Emulator
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*
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* Copyright (c) 2003 Fabrice Bellard
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* Copyright (c) 2006 Openedhand Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "hw.h" |
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#include "pc.h" |
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#include "pci.h" |
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#include "scsi-disk.h" |
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#include "pcmcia.h" |
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#include "block.h" |
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#include "block_int.h" |
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#include "qemu-timer.h" |
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#include "sysemu.h" |
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#include "sh.h" |
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#include "dma.h" |
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#include "ide-internal.h" |
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|
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static int smart_attributes[][5] = { |
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/* id, flags, val, wrst, thrsh */
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{ 0x01, 0x03, 0x64, 0x64, 0x06}, /* raw read */ |
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{ 0x03, 0x03, 0x64, 0x64, 0x46}, /* spin up */ |
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{ 0x04, 0x02, 0x64, 0x64, 0x14}, /* start stop count */ |
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{ 0x05, 0x03, 0x64, 0x64, 0x36}, /* remapped sectors */ |
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{ 0x00, 0x00, 0x00, 0x00, 0x00} |
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}; |
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|
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/* XXX: DVDs that could fit on a CD will be reported as a CD */
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static inline int media_present(IDEState *s) |
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{ |
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return (s->nb_sectors > 0); |
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} |
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|
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static inline int media_is_dvd(IDEState *s) |
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{ |
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return (media_present(s) && s->nb_sectors > CD_MAX_SECTORS);
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} |
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|
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static inline int media_is_cd(IDEState *s) |
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{ |
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return (media_present(s) && s->nb_sectors <= CD_MAX_SECTORS);
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} |
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|
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static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb); |
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static void ide_dma_restart(IDEState *s); |
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static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret); |
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|
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static void padstr(char *str, const char *src, int len) |
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{ |
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int i, v;
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for(i = 0; i < len; i++) { |
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if (*src)
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v = *src++; |
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else
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v = ' ';
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str[i^1] = v;
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} |
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} |
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|
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static void padstr8(uint8_t *buf, int buf_size, const char *src) |
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{ |
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int i;
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for(i = 0; i < buf_size; i++) { |
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if (*src)
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buf[i] = *src++; |
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else
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buf[i] = ' ';
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} |
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} |
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|
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static void put_le16(uint16_t *p, unsigned int v) |
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{ |
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*p = cpu_to_le16(v); |
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} |
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|
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static void ide_identify(IDEState *s) |
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{ |
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uint16_t *p; |
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unsigned int oldsize; |
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|
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if (s->identify_set) {
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memcpy(s->io_buffer, s->identify_data, sizeof(s->identify_data));
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return;
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} |
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memset(s->io_buffer, 0, 512); |
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p = (uint16_t *)s->io_buffer; |
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put_le16(p + 0, 0x0040); |
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put_le16(p + 1, s->cylinders);
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put_le16(p + 3, s->heads);
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put_le16(p + 4, 512 * s->sectors); /* XXX: retired, remove ? */ |
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put_le16(p + 5, 512); /* XXX: retired, remove ? */ |
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put_le16(p + 6, s->sectors);
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padstr((char *)(p + 10), s->drive_serial_str, 20); /* serial number */ |
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put_le16(p + 20, 3); /* XXX: retired, remove ? */ |
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put_le16(p + 21, 512); /* cache size in sectors */ |
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put_le16(p + 22, 4); /* ecc bytes */ |
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padstr((char *)(p + 23), QEMU_VERSION, 8); /* firmware version */ |
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padstr((char *)(p + 27), "QEMU HARDDISK", 40); /* model */ |
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#if MAX_MULT_SECTORS > 1 |
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put_le16(p + 47, 0x8000 | MAX_MULT_SECTORS); |
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#endif
|
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put_le16(p + 48, 1); /* dword I/O */ |
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put_le16(p + 49, (1 << 11) | (1 << 9) | (1 << 8)); /* DMA and LBA supported */ |
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put_le16(p + 51, 0x200); /* PIO transfer cycle */ |
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put_le16(p + 52, 0x200); /* DMA transfer cycle */ |
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put_le16(p + 53, 1 | (1 << 1) | (1 << 2)); /* words 54-58,64-70,88 are valid */ |
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put_le16(p + 54, s->cylinders);
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put_le16(p + 55, s->heads);
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put_le16(p + 56, s->sectors);
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oldsize = s->cylinders * s->heads * s->sectors; |
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put_le16(p + 57, oldsize);
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put_le16(p + 58, oldsize >> 16); |
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if (s->mult_sectors)
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put_le16(p + 59, 0x100 | s->mult_sectors); |
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put_le16(p + 60, s->nb_sectors);
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put_le16(p + 61, s->nb_sectors >> 16); |
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put_le16(p + 62, 0x07); /* single word dma0-2 supported */ |
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put_le16(p + 63, 0x07); /* mdma0-2 supported */ |
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put_le16(p + 65, 120); |
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put_le16(p + 66, 120); |
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put_le16(p + 67, 120); |
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put_le16(p + 68, 120); |
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put_le16(p + 80, 0xf0); /* ata3 -> ata6 supported */ |
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put_le16(p + 81, 0x16); /* conforms to ata5 */ |
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/* 14=NOP supported, 0=SMART supported */
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put_le16(p + 82, (1 << 14) | 1); |
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/* 13=flush_cache_ext,12=flush_cache,10=lba48 */
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put_le16(p + 83, (1 << 14) | (1 << 13) | (1 <<12) | (1 << 10)); |
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/* 14=set to 1, 1=SMART self test, 0=SMART error logging */
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put_le16(p + 84, (1 << 14) | 0); |
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/* 14 = NOP supported, 0=SMART feature set enabled */
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put_le16(p + 85, (1 << 14) | 1); |
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/* 13=flush_cache_ext,12=flush_cache,10=lba48 */
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put_le16(p + 86, (1 << 14) | (1 << 13) | (1 <<12) | (1 << 10)); |
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/* 14=set to 1, 1=smart self test, 0=smart error logging */
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put_le16(p + 87, (1 << 14) | 0); |
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put_le16(p + 88, 0x3f | (1 << 13)); /* udma5 set and supported */ |
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put_le16(p + 93, 1 | (1 << 14) | 0x2000); |
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put_le16(p + 100, s->nb_sectors);
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put_le16(p + 101, s->nb_sectors >> 16); |
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put_le16(p + 102, s->nb_sectors >> 32); |
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put_le16(p + 103, s->nb_sectors >> 48); |
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memcpy(s->identify_data, p, sizeof(s->identify_data));
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s->identify_set = 1;
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} |
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static void ide_atapi_identify(IDEState *s) |
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{ |
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uint16_t *p; |
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if (s->identify_set) {
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memcpy(s->io_buffer, s->identify_data, sizeof(s->identify_data));
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return;
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} |
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memset(s->io_buffer, 0, 512); |
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p = (uint16_t *)s->io_buffer; |
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/* Removable CDROM, 50us response, 12 byte packets */
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put_le16(p + 0, (2 << 14) | (5 << 8) | (1 << 7) | (2 << 5) | (0 << 0)); |
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padstr((char *)(p + 10), s->drive_serial_str, 20); /* serial number */ |
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put_le16(p + 20, 3); /* buffer type */ |
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put_le16(p + 21, 512); /* cache size in sectors */ |
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put_le16(p + 22, 4); /* ecc bytes */ |
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padstr((char *)(p + 23), QEMU_VERSION, 8); /* firmware version */ |
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padstr((char *)(p + 27), "QEMU DVD-ROM", 40); /* model */ |
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put_le16(p + 48, 1); /* dword I/O (XXX: should not be set on CDROM) */ |
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#ifdef USE_DMA_CDROM
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put_le16(p + 49, 1 << 9 | 1 << 8); /* DMA and LBA supported */ |
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put_le16(p + 53, 7); /* words 64-70, 54-58, 88 valid */ |
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put_le16(p + 62, 7); /* single word dma0-2 supported */ |
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put_le16(p + 63, 7); /* mdma0-2 supported */ |
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put_le16(p + 64, 0x3f); /* PIO modes supported */ |
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#else
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put_le16(p + 49, 1 << 9); /* LBA supported, no DMA */ |
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put_le16(p + 53, 3); /* words 64-70, 54-58 valid */ |
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put_le16(p + 63, 0x103); /* DMA modes XXX: may be incorrect */ |
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put_le16(p + 64, 1); /* PIO modes */ |
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#endif
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put_le16(p + 65, 0xb4); /* minimum DMA multiword tx cycle time */ |
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put_le16(p + 66, 0xb4); /* recommended DMA multiword tx cycle time */ |
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put_le16(p + 67, 0x12c); /* minimum PIO cycle time without flow control */ |
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put_le16(p + 68, 0xb4); /* minimum PIO cycle time with IORDY flow control */ |
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|
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put_le16(p + 71, 30); /* in ns */ |
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put_le16(p + 72, 30); /* in ns */ |
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put_le16(p + 80, 0x1e); /* support up to ATA/ATAPI-4 */ |
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#ifdef USE_DMA_CDROM
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put_le16(p + 88, 0x3f | (1 << 13)); /* udma5 set and supported */ |
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#endif
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memcpy(s->identify_data, p, sizeof(s->identify_data));
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s->identify_set = 1;
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} |
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|
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static void ide_cfata_identify(IDEState *s) |
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{ |
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uint16_t *p; |
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uint32_t cur_sec; |
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|
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p = (uint16_t *) s->identify_data; |
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if (s->identify_set)
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goto fill_buffer;
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|
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memset(p, 0, sizeof(s->identify_data)); |
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|
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cur_sec = s->cylinders * s->heads * s->sectors; |
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|
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put_le16(p + 0, 0x848a); /* CF Storage Card signature */ |
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put_le16(p + 1, s->cylinders); /* Default cylinders */ |
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put_le16(p + 3, s->heads); /* Default heads */ |
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put_le16(p + 6, s->sectors); /* Default sectors per track */ |
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put_le16(p + 7, s->nb_sectors >> 16); /* Sectors per card */ |
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put_le16(p + 8, s->nb_sectors); /* Sectors per card */ |
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padstr((char *)(p + 10), s->drive_serial_str, 20); /* serial number */ |
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put_le16(p + 22, 0x0004); /* ECC bytes */ |
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padstr((char *) (p + 23), QEMU_VERSION, 8); /* Firmware Revision */ |
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padstr((char *) (p + 27), "QEMU MICRODRIVE", 40);/* Model number */ |
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#if MAX_MULT_SECTORS > 1 |
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put_le16(p + 47, 0x8000 | MAX_MULT_SECTORS); |
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#else
|
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put_le16(p + 47, 0x0000); |
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#endif
|
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put_le16(p + 49, 0x0f00); /* Capabilities */ |
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put_le16(p + 51, 0x0002); /* PIO cycle timing mode */ |
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put_le16(p + 52, 0x0001); /* DMA cycle timing mode */ |
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put_le16(p + 53, 0x0003); /* Translation params valid */ |
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put_le16(p + 54, s->cylinders); /* Current cylinders */ |
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put_le16(p + 55, s->heads); /* Current heads */ |
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put_le16(p + 56, s->sectors); /* Current sectors */ |
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put_le16(p + 57, cur_sec); /* Current capacity */ |
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put_le16(p + 58, cur_sec >> 16); /* Current capacity */ |
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if (s->mult_sectors) /* Multiple sector setting */ |
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put_le16(p + 59, 0x100 | s->mult_sectors); |
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put_le16(p + 60, s->nb_sectors); /* Total LBA sectors */ |
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put_le16(p + 61, s->nb_sectors >> 16); /* Total LBA sectors */ |
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put_le16(p + 63, 0x0203); /* Multiword DMA capability */ |
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put_le16(p + 64, 0x0001); /* Flow Control PIO support */ |
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put_le16(p + 65, 0x0096); /* Min. Multiword DMA cycle */ |
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put_le16(p + 66, 0x0096); /* Rec. Multiword DMA cycle */ |
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put_le16(p + 68, 0x00b4); /* Min. PIO cycle time */ |
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put_le16(p + 82, 0x400c); /* Command Set supported */ |
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put_le16(p + 83, 0x7068); /* Command Set supported */ |
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put_le16(p + 84, 0x4000); /* Features supported */ |
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put_le16(p + 85, 0x000c); /* Command Set enabled */ |
266 |
put_le16(p + 86, 0x7044); /* Command Set enabled */ |
267 |
put_le16(p + 87, 0x4000); /* Features enabled */ |
268 |
put_le16(p + 91, 0x4060); /* Current APM level */ |
269 |
put_le16(p + 129, 0x0002); /* Current features option */ |
270 |
put_le16(p + 130, 0x0005); /* Reassigned sectors */ |
271 |
put_le16(p + 131, 0x0001); /* Initial power mode */ |
272 |
put_le16(p + 132, 0x0000); /* User signature */ |
273 |
put_le16(p + 160, 0x8100); /* Power requirement */ |
274 |
put_le16(p + 161, 0x8001); /* CF command set */ |
275 |
|
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s->identify_set = 1;
|
277 |
|
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fill_buffer:
|
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memcpy(s->io_buffer, p, sizeof(s->identify_data));
|
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} |
281 |
|
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static void ide_set_signature(IDEState *s) |
283 |
{ |
284 |
s->select &= 0xf0; /* clear head */ |
285 |
/* put signature */
|
286 |
s->nsector = 1;
|
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s->sector = 1;
|
288 |
if (s->is_cdrom) {
|
289 |
s->lcyl = 0x14;
|
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s->hcyl = 0xeb;
|
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} else if (s->bs) { |
292 |
s->lcyl = 0;
|
293 |
s->hcyl = 0;
|
294 |
} else {
|
295 |
s->lcyl = 0xff;
|
296 |
s->hcyl = 0xff;
|
297 |
} |
298 |
} |
299 |
|
300 |
static inline void ide_abort_command(IDEState *s) |
301 |
{ |
302 |
s->status = READY_STAT | ERR_STAT; |
303 |
s->error = ABRT_ERR; |
304 |
} |
305 |
|
306 |
static inline void ide_dma_submit_check(IDEState *s, |
307 |
BlockDriverCompletionFunc *dma_cb, BMDMAState *bm) |
308 |
{ |
309 |
if (bm->aiocb)
|
310 |
return;
|
311 |
dma_cb(bm, -1);
|
312 |
} |
313 |
|
314 |
/* prepare data transfer and tell what to do after */
|
315 |
static void ide_transfer_start(IDEState *s, uint8_t *buf, int size, |
316 |
EndTransferFunc *end_transfer_func) |
317 |
{ |
318 |
s->end_transfer_func = end_transfer_func; |
319 |
s->data_ptr = buf; |
320 |
s->data_end = buf + size; |
321 |
if (!(s->status & ERR_STAT))
|
322 |
s->status |= DRQ_STAT; |
323 |
} |
324 |
|
325 |
static void ide_transfer_stop(IDEState *s) |
326 |
{ |
327 |
s->end_transfer_func = ide_transfer_stop; |
328 |
s->data_ptr = s->io_buffer; |
329 |
s->data_end = s->io_buffer; |
330 |
s->status &= ~DRQ_STAT; |
331 |
} |
332 |
|
333 |
int64_t ide_get_sector(IDEState *s) |
334 |
{ |
335 |
int64_t sector_num; |
336 |
if (s->select & 0x40) { |
337 |
/* lba */
|
338 |
if (!s->lba48) {
|
339 |
sector_num = ((s->select & 0x0f) << 24) | (s->hcyl << 16) | |
340 |
(s->lcyl << 8) | s->sector;
|
341 |
} else {
|
342 |
sector_num = ((int64_t)s->hob_hcyl << 40) |
|
343 |
((int64_t) s->hob_lcyl << 32) |
|
344 |
((int64_t) s->hob_sector << 24) |
|
345 |
((int64_t) s->hcyl << 16) |
|
346 |
((int64_t) s->lcyl << 8) | s->sector;
|
347 |
} |
348 |
} else {
|
349 |
sector_num = ((s->hcyl << 8) | s->lcyl) * s->heads * s->sectors +
|
350 |
(s->select & 0x0f) * s->sectors + (s->sector - 1); |
351 |
} |
352 |
return sector_num;
|
353 |
} |
354 |
|
355 |
void ide_set_sector(IDEState *s, int64_t sector_num)
|
356 |
{ |
357 |
unsigned int cyl, r; |
358 |
if (s->select & 0x40) { |
359 |
if (!s->lba48) {
|
360 |
s->select = (s->select & 0xf0) | (sector_num >> 24); |
361 |
s->hcyl = (sector_num >> 16);
|
362 |
s->lcyl = (sector_num >> 8);
|
363 |
s->sector = (sector_num); |
364 |
} else {
|
365 |
s->sector = sector_num; |
366 |
s->lcyl = sector_num >> 8;
|
367 |
s->hcyl = sector_num >> 16;
|
368 |
s->hob_sector = sector_num >> 24;
|
369 |
s->hob_lcyl = sector_num >> 32;
|
370 |
s->hob_hcyl = sector_num >> 40;
|
371 |
} |
372 |
} else {
|
373 |
cyl = sector_num / (s->heads * s->sectors); |
374 |
r = sector_num % (s->heads * s->sectors); |
375 |
s->hcyl = cyl >> 8;
|
376 |
s->lcyl = cyl; |
377 |
s->select = (s->select & 0xf0) | ((r / s->sectors) & 0x0f); |
378 |
s->sector = (r % s->sectors) + 1;
|
379 |
} |
380 |
} |
381 |
|
382 |
static void ide_rw_error(IDEState *s) { |
383 |
ide_abort_command(s); |
384 |
ide_set_irq(s); |
385 |
} |
386 |
|
387 |
static void ide_sector_read(IDEState *s) |
388 |
{ |
389 |
int64_t sector_num; |
390 |
int ret, n;
|
391 |
|
392 |
s->status = READY_STAT | SEEK_STAT; |
393 |
s->error = 0; /* not needed by IDE spec, but needed by Windows */ |
394 |
sector_num = ide_get_sector(s); |
395 |
n = s->nsector; |
396 |
if (n == 0) { |
397 |
/* no more sector to read from disk */
|
398 |
ide_transfer_stop(s); |
399 |
} else {
|
400 |
#if defined(DEBUG_IDE)
|
401 |
printf("read sector=%" PRId64 "\n", sector_num); |
402 |
#endif
|
403 |
if (n > s->req_nb_sectors)
|
404 |
n = s->req_nb_sectors; |
405 |
ret = bdrv_read(s->bs, sector_num, s->io_buffer, n); |
406 |
if (ret != 0) { |
407 |
ide_rw_error(s); |
408 |
return;
|
409 |
} |
410 |
ide_transfer_start(s, s->io_buffer, 512 * n, ide_sector_read);
|
411 |
ide_set_irq(s); |
412 |
ide_set_sector(s, sector_num + n); |
413 |
s->nsector -= n; |
414 |
} |
415 |
} |
416 |
|
417 |
|
418 |
/* return 0 if buffer completed */
|
419 |
static int dma_buf_prepare(BMDMAState *bm, int is_write) |
420 |
{ |
421 |
IDEState *s = bmdma_active_if(bm); |
422 |
struct {
|
423 |
uint32_t addr; |
424 |
uint32_t size; |
425 |
} prd; |
426 |
int l, len;
|
427 |
|
428 |
qemu_sglist_init(&s->sg, s->nsector / (TARGET_PAGE_SIZE/512) + 1); |
429 |
s->io_buffer_size = 0;
|
430 |
for(;;) {
|
431 |
if (bm->cur_prd_len == 0) { |
432 |
/* end of table (with a fail safe of one page) */
|
433 |
if (bm->cur_prd_last ||
|
434 |
(bm->cur_addr - bm->addr) >= 4096)
|
435 |
return s->io_buffer_size != 0; |
436 |
cpu_physical_memory_read(bm->cur_addr, (uint8_t *)&prd, 8);
|
437 |
bm->cur_addr += 8;
|
438 |
prd.addr = le32_to_cpu(prd.addr); |
439 |
prd.size = le32_to_cpu(prd.size); |
440 |
len = prd.size & 0xfffe;
|
441 |
if (len == 0) |
442 |
len = 0x10000;
|
443 |
bm->cur_prd_len = len; |
444 |
bm->cur_prd_addr = prd.addr; |
445 |
bm->cur_prd_last = (prd.size & 0x80000000);
|
446 |
} |
447 |
l = bm->cur_prd_len; |
448 |
if (l > 0) { |
449 |
qemu_sglist_add(&s->sg, bm->cur_prd_addr, l); |
450 |
bm->cur_prd_addr += l; |
451 |
bm->cur_prd_len -= l; |
452 |
s->io_buffer_size += l; |
453 |
} |
454 |
} |
455 |
return 1; |
456 |
} |
457 |
|
458 |
static void dma_buf_commit(IDEState *s, int is_write) |
459 |
{ |
460 |
qemu_sglist_destroy(&s->sg); |
461 |
} |
462 |
|
463 |
void ide_dma_error(IDEState *s)
|
464 |
{ |
465 |
ide_transfer_stop(s); |
466 |
s->error = ABRT_ERR; |
467 |
s->status = READY_STAT | ERR_STAT; |
468 |
ide_set_irq(s); |
469 |
} |
470 |
|
471 |
static int ide_handle_write_error(IDEState *s, int error, int op) |
472 |
{ |
473 |
BlockInterfaceErrorAction action = drive_get_onerror(s->bs); |
474 |
|
475 |
if (action == BLOCK_ERR_IGNORE)
|
476 |
return 0; |
477 |
|
478 |
if ((error == ENOSPC && action == BLOCK_ERR_STOP_ENOSPC)
|
479 |
|| action == BLOCK_ERR_STOP_ANY) { |
480 |
s->bus->bmdma->unit = s->unit; |
481 |
s->bus->bmdma->status |= op; |
482 |
vm_stop(0);
|
483 |
} else {
|
484 |
if (op == BM_STATUS_DMA_RETRY) {
|
485 |
dma_buf_commit(s, 0);
|
486 |
ide_dma_error(s); |
487 |
} else {
|
488 |
ide_rw_error(s); |
489 |
} |
490 |
} |
491 |
|
492 |
return 1; |
493 |
} |
494 |
|
495 |
/* return 0 if buffer completed */
|
496 |
static int dma_buf_rw(BMDMAState *bm, int is_write) |
497 |
{ |
498 |
IDEState *s = bmdma_active_if(bm); |
499 |
struct {
|
500 |
uint32_t addr; |
501 |
uint32_t size; |
502 |
} prd; |
503 |
int l, len;
|
504 |
|
505 |
for(;;) {
|
506 |
l = s->io_buffer_size - s->io_buffer_index; |
507 |
if (l <= 0) |
508 |
break;
|
509 |
if (bm->cur_prd_len == 0) { |
510 |
/* end of table (with a fail safe of one page) */
|
511 |
if (bm->cur_prd_last ||
|
512 |
(bm->cur_addr - bm->addr) >= 4096)
|
513 |
return 0; |
514 |
cpu_physical_memory_read(bm->cur_addr, (uint8_t *)&prd, 8);
|
515 |
bm->cur_addr += 8;
|
516 |
prd.addr = le32_to_cpu(prd.addr); |
517 |
prd.size = le32_to_cpu(prd.size); |
518 |
len = prd.size & 0xfffe;
|
519 |
if (len == 0) |
520 |
len = 0x10000;
|
521 |
bm->cur_prd_len = len; |
522 |
bm->cur_prd_addr = prd.addr; |
523 |
bm->cur_prd_last = (prd.size & 0x80000000);
|
524 |
} |
525 |
if (l > bm->cur_prd_len)
|
526 |
l = bm->cur_prd_len; |
527 |
if (l > 0) { |
528 |
if (is_write) {
|
529 |
cpu_physical_memory_write(bm->cur_prd_addr, |
530 |
s->io_buffer + s->io_buffer_index, l); |
531 |
} else {
|
532 |
cpu_physical_memory_read(bm->cur_prd_addr, |
533 |
s->io_buffer + s->io_buffer_index, l); |
534 |
} |
535 |
bm->cur_prd_addr += l; |
536 |
bm->cur_prd_len -= l; |
537 |
s->io_buffer_index += l; |
538 |
} |
539 |
} |
540 |
return 1; |
541 |
} |
542 |
|
543 |
static void ide_read_dma_cb(void *opaque, int ret) |
544 |
{ |
545 |
BMDMAState *bm = opaque; |
546 |
IDEState *s = bmdma_active_if(bm); |
547 |
int n;
|
548 |
int64_t sector_num; |
549 |
|
550 |
if (ret < 0) { |
551 |
dma_buf_commit(s, 1);
|
552 |
ide_dma_error(s); |
553 |
return;
|
554 |
} |
555 |
|
556 |
n = s->io_buffer_size >> 9;
|
557 |
sector_num = ide_get_sector(s); |
558 |
if (n > 0) { |
559 |
dma_buf_commit(s, 1);
|
560 |
sector_num += n; |
561 |
ide_set_sector(s, sector_num); |
562 |
s->nsector -= n; |
563 |
} |
564 |
|
565 |
/* end of transfer ? */
|
566 |
if (s->nsector == 0) { |
567 |
s->status = READY_STAT | SEEK_STAT; |
568 |
ide_set_irq(s); |
569 |
eot:
|
570 |
bm->status &= ~BM_STATUS_DMAING; |
571 |
bm->status |= BM_STATUS_INT; |
572 |
bm->dma_cb = NULL;
|
573 |
bm->unit = -1;
|
574 |
bm->aiocb = NULL;
|
575 |
return;
|
576 |
} |
577 |
|
578 |
/* launch next transfer */
|
579 |
n = s->nsector; |
580 |
s->io_buffer_index = 0;
|
581 |
s->io_buffer_size = n * 512;
|
582 |
if (dma_buf_prepare(bm, 1) == 0) |
583 |
goto eot;
|
584 |
#ifdef DEBUG_AIO
|
585 |
printf("aio_read: sector_num=%" PRId64 " n=%d\n", sector_num, n); |
586 |
#endif
|
587 |
bm->aiocb = dma_bdrv_read(s->bs, &s->sg, sector_num, ide_read_dma_cb, bm); |
588 |
ide_dma_submit_check(s, ide_read_dma_cb, bm); |
589 |
} |
590 |
|
591 |
static void ide_sector_read_dma(IDEState *s) |
592 |
{ |
593 |
s->status = READY_STAT | SEEK_STAT | DRQ_STAT | BUSY_STAT; |
594 |
s->io_buffer_index = 0;
|
595 |
s->io_buffer_size = 0;
|
596 |
s->is_read = 1;
|
597 |
ide_dma_start(s, ide_read_dma_cb); |
598 |
} |
599 |
|
600 |
static void ide_sector_write_timer_cb(void *opaque) |
601 |
{ |
602 |
IDEState *s = opaque; |
603 |
ide_set_irq(s); |
604 |
} |
605 |
|
606 |
static void ide_sector_write(IDEState *s) |
607 |
{ |
608 |
int64_t sector_num; |
609 |
int ret, n, n1;
|
610 |
|
611 |
s->status = READY_STAT | SEEK_STAT; |
612 |
sector_num = ide_get_sector(s); |
613 |
#if defined(DEBUG_IDE)
|
614 |
printf("write sector=%" PRId64 "\n", sector_num); |
615 |
#endif
|
616 |
n = s->nsector; |
617 |
if (n > s->req_nb_sectors)
|
618 |
n = s->req_nb_sectors; |
619 |
ret = bdrv_write(s->bs, sector_num, s->io_buffer, n); |
620 |
|
621 |
if (ret != 0) { |
622 |
if (ide_handle_write_error(s, -ret, BM_STATUS_PIO_RETRY))
|
623 |
return;
|
624 |
} |
625 |
|
626 |
s->nsector -= n; |
627 |
if (s->nsector == 0) { |
628 |
/* no more sectors to write */
|
629 |
ide_transfer_stop(s); |
630 |
} else {
|
631 |
n1 = s->nsector; |
632 |
if (n1 > s->req_nb_sectors)
|
633 |
n1 = s->req_nb_sectors; |
634 |
ide_transfer_start(s, s->io_buffer, 512 * n1, ide_sector_write);
|
635 |
} |
636 |
ide_set_sector(s, sector_num + n); |
637 |
|
638 |
#ifdef TARGET_I386
|
639 |
if (win2k_install_hack && ((++s->irq_count % 16) == 0)) { |
640 |
/* It seems there is a bug in the Windows 2000 installer HDD
|
641 |
IDE driver which fills the disk with empty logs when the
|
642 |
IDE write IRQ comes too early. This hack tries to correct
|
643 |
that at the expense of slower write performances. Use this
|
644 |
option _only_ to install Windows 2000. You must disable it
|
645 |
for normal use. */
|
646 |
qemu_mod_timer(s->sector_write_timer, |
647 |
qemu_get_clock(vm_clock) + (ticks_per_sec / 1000));
|
648 |
} else
|
649 |
#endif
|
650 |
{ |
651 |
ide_set_irq(s); |
652 |
} |
653 |
} |
654 |
|
655 |
static void ide_dma_restart_bh(void *opaque) |
656 |
{ |
657 |
BMDMAState *bm = opaque; |
658 |
|
659 |
qemu_bh_delete(bm->bh); |
660 |
bm->bh = NULL;
|
661 |
|
662 |
if (bm->status & BM_STATUS_DMA_RETRY) {
|
663 |
bm->status &= ~BM_STATUS_DMA_RETRY; |
664 |
ide_dma_restart(bmdma_active_if(bm)); |
665 |
} else if (bm->status & BM_STATUS_PIO_RETRY) { |
666 |
bm->status &= ~BM_STATUS_PIO_RETRY; |
667 |
ide_sector_write(bmdma_active_if(bm)); |
668 |
} |
669 |
} |
670 |
|
671 |
void ide_dma_restart_cb(void *opaque, int running, int reason) |
672 |
{ |
673 |
BMDMAState *bm = opaque; |
674 |
|
675 |
if (!running)
|
676 |
return;
|
677 |
|
678 |
if (!bm->bh) {
|
679 |
bm->bh = qemu_bh_new(ide_dma_restart_bh, bm); |
680 |
qemu_bh_schedule(bm->bh); |
681 |
} |
682 |
} |
683 |
|
684 |
static void ide_write_dma_cb(void *opaque, int ret) |
685 |
{ |
686 |
BMDMAState *bm = opaque; |
687 |
IDEState *s = bmdma_active_if(bm); |
688 |
int n;
|
689 |
int64_t sector_num; |
690 |
|
691 |
if (ret < 0) { |
692 |
if (ide_handle_write_error(s, -ret, BM_STATUS_DMA_RETRY))
|
693 |
return;
|
694 |
} |
695 |
|
696 |
n = s->io_buffer_size >> 9;
|
697 |
sector_num = ide_get_sector(s); |
698 |
if (n > 0) { |
699 |
dma_buf_commit(s, 0);
|
700 |
sector_num += n; |
701 |
ide_set_sector(s, sector_num); |
702 |
s->nsector -= n; |
703 |
} |
704 |
|
705 |
/* end of transfer ? */
|
706 |
if (s->nsector == 0) { |
707 |
s->status = READY_STAT | SEEK_STAT; |
708 |
ide_set_irq(s); |
709 |
eot:
|
710 |
bm->status &= ~BM_STATUS_DMAING; |
711 |
bm->status |= BM_STATUS_INT; |
712 |
bm->dma_cb = NULL;
|
713 |
bm->unit = -1;
|
714 |
bm->aiocb = NULL;
|
715 |
return;
|
716 |
} |
717 |
|
718 |
n = s->nsector; |
719 |
s->io_buffer_size = n * 512;
|
720 |
/* launch next transfer */
|
721 |
if (dma_buf_prepare(bm, 0) == 0) |
722 |
goto eot;
|
723 |
#ifdef DEBUG_AIO
|
724 |
printf("aio_write: sector_num=%" PRId64 " n=%d\n", sector_num, n); |
725 |
#endif
|
726 |
bm->aiocb = dma_bdrv_write(s->bs, &s->sg, sector_num, ide_write_dma_cb, bm); |
727 |
ide_dma_submit_check(s, ide_write_dma_cb, bm); |
728 |
} |
729 |
|
730 |
static void ide_sector_write_dma(IDEState *s) |
731 |
{ |
732 |
s->status = READY_STAT | SEEK_STAT | DRQ_STAT | BUSY_STAT; |
733 |
s->io_buffer_index = 0;
|
734 |
s->io_buffer_size = 0;
|
735 |
s->is_read = 0;
|
736 |
ide_dma_start(s, ide_write_dma_cb); |
737 |
} |
738 |
|
739 |
void ide_atapi_cmd_ok(IDEState *s)
|
740 |
{ |
741 |
s->error = 0;
|
742 |
s->status = READY_STAT | SEEK_STAT; |
743 |
s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
|
744 |
ide_set_irq(s); |
745 |
} |
746 |
|
747 |
void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc) |
748 |
{ |
749 |
#ifdef DEBUG_IDE_ATAPI
|
750 |
printf("atapi_cmd_error: sense=0x%x asc=0x%x\n", sense_key, asc);
|
751 |
#endif
|
752 |
s->error = sense_key << 4;
|
753 |
s->status = READY_STAT | ERR_STAT; |
754 |
s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
|
755 |
s->sense_key = sense_key; |
756 |
s->asc = asc; |
757 |
ide_set_irq(s); |
758 |
} |
759 |
|
760 |
static void ide_atapi_cmd_check_status(IDEState *s) |
761 |
{ |
762 |
#ifdef DEBUG_IDE_ATAPI
|
763 |
printf("atapi_cmd_check_status\n");
|
764 |
#endif
|
765 |
s->error = MC_ERR | (SENSE_UNIT_ATTENTION << 4);
|
766 |
s->status = ERR_STAT; |
767 |
s->nsector = 0;
|
768 |
ide_set_irq(s); |
769 |
} |
770 |
|
771 |
static inline void cpu_to_ube16(uint8_t *buf, int val) |
772 |
{ |
773 |
buf[0] = val >> 8; |
774 |
buf[1] = val & 0xff; |
775 |
} |
776 |
|
777 |
static inline void cpu_to_ube32(uint8_t *buf, unsigned int val) |
778 |
{ |
779 |
buf[0] = val >> 24; |
780 |
buf[1] = val >> 16; |
781 |
buf[2] = val >> 8; |
782 |
buf[3] = val & 0xff; |
783 |
} |
784 |
|
785 |
static inline int ube16_to_cpu(const uint8_t *buf) |
786 |
{ |
787 |
return (buf[0] << 8) | buf[1]; |
788 |
} |
789 |
|
790 |
static inline int ube32_to_cpu(const uint8_t *buf) |
791 |
{ |
792 |
return (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3]; |
793 |
} |
794 |
|
795 |
static void lba_to_msf(uint8_t *buf, int lba) |
796 |
{ |
797 |
lba += 150;
|
798 |
buf[0] = (lba / 75) / 60; |
799 |
buf[1] = (lba / 75) % 60; |
800 |
buf[2] = lba % 75; |
801 |
} |
802 |
|
803 |
static void cd_data_to_raw(uint8_t *buf, int lba) |
804 |
{ |
805 |
/* sync bytes */
|
806 |
buf[0] = 0x00; |
807 |
memset(buf + 1, 0xff, 10); |
808 |
buf[11] = 0x00; |
809 |
buf += 12;
|
810 |
/* MSF */
|
811 |
lba_to_msf(buf, lba); |
812 |
buf[3] = 0x01; /* mode 1 data */ |
813 |
buf += 4;
|
814 |
/* data */
|
815 |
buf += 2048;
|
816 |
/* XXX: ECC not computed */
|
817 |
memset(buf, 0, 288); |
818 |
} |
819 |
|
820 |
static int cd_read_sector(BlockDriverState *bs, int lba, uint8_t *buf, |
821 |
int sector_size)
|
822 |
{ |
823 |
int ret;
|
824 |
|
825 |
switch(sector_size) {
|
826 |
case 2048: |
827 |
ret = bdrv_read(bs, (int64_t)lba << 2, buf, 4); |
828 |
break;
|
829 |
case 2352: |
830 |
ret = bdrv_read(bs, (int64_t)lba << 2, buf + 16, 4); |
831 |
if (ret < 0) |
832 |
return ret;
|
833 |
cd_data_to_raw(buf, lba); |
834 |
break;
|
835 |
default:
|
836 |
ret = -EIO; |
837 |
break;
|
838 |
} |
839 |
return ret;
|
840 |
} |
841 |
|
842 |
void ide_atapi_io_error(IDEState *s, int ret) |
843 |
{ |
844 |
/* XXX: handle more errors */
|
845 |
if (ret == -ENOMEDIUM) {
|
846 |
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
847 |
ASC_MEDIUM_NOT_PRESENT); |
848 |
} else {
|
849 |
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
850 |
ASC_LOGICAL_BLOCK_OOR); |
851 |
} |
852 |
} |
853 |
|
854 |
/* The whole ATAPI transfer logic is handled in this function */
|
855 |
static void ide_atapi_cmd_reply_end(IDEState *s) |
856 |
{ |
857 |
int byte_count_limit, size, ret;
|
858 |
#ifdef DEBUG_IDE_ATAPI
|
859 |
printf("reply: tx_size=%d elem_tx_size=%d index=%d\n",
|
860 |
s->packet_transfer_size, |
861 |
s->elementary_transfer_size, |
862 |
s->io_buffer_index); |
863 |
#endif
|
864 |
if (s->packet_transfer_size <= 0) { |
865 |
/* end of transfer */
|
866 |
ide_transfer_stop(s); |
867 |
s->status = READY_STAT | SEEK_STAT; |
868 |
s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
|
869 |
ide_set_irq(s); |
870 |
#ifdef DEBUG_IDE_ATAPI
|
871 |
printf("status=0x%x\n", s->status);
|
872 |
#endif
|
873 |
} else {
|
874 |
/* see if a new sector must be read */
|
875 |
if (s->lba != -1 && s->io_buffer_index >= s->cd_sector_size) { |
876 |
ret = cd_read_sector(s->bs, s->lba, s->io_buffer, s->cd_sector_size); |
877 |
if (ret < 0) { |
878 |
ide_transfer_stop(s); |
879 |
ide_atapi_io_error(s, ret); |
880 |
return;
|
881 |
} |
882 |
s->lba++; |
883 |
s->io_buffer_index = 0;
|
884 |
} |
885 |
if (s->elementary_transfer_size > 0) { |
886 |
/* there are some data left to transmit in this elementary
|
887 |
transfer */
|
888 |
size = s->cd_sector_size - s->io_buffer_index; |
889 |
if (size > s->elementary_transfer_size)
|
890 |
size = s->elementary_transfer_size; |
891 |
ide_transfer_start(s, s->io_buffer + s->io_buffer_index, |
892 |
size, ide_atapi_cmd_reply_end); |
893 |
s->packet_transfer_size -= size; |
894 |
s->elementary_transfer_size -= size; |
895 |
s->io_buffer_index += size; |
896 |
} else {
|
897 |
/* a new transfer is needed */
|
898 |
s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO;
|
899 |
byte_count_limit = s->lcyl | (s->hcyl << 8);
|
900 |
#ifdef DEBUG_IDE_ATAPI
|
901 |
printf("byte_count_limit=%d\n", byte_count_limit);
|
902 |
#endif
|
903 |
if (byte_count_limit == 0xffff) |
904 |
byte_count_limit--; |
905 |
size = s->packet_transfer_size; |
906 |
if (size > byte_count_limit) {
|
907 |
/* byte count limit must be even if this case */
|
908 |
if (byte_count_limit & 1) |
909 |
byte_count_limit--; |
910 |
size = byte_count_limit; |
911 |
} |
912 |
s->lcyl = size; |
913 |
s->hcyl = size >> 8;
|
914 |
s->elementary_transfer_size = size; |
915 |
/* we cannot transmit more than one sector at a time */
|
916 |
if (s->lba != -1) { |
917 |
if (size > (s->cd_sector_size - s->io_buffer_index))
|
918 |
size = (s->cd_sector_size - s->io_buffer_index); |
919 |
} |
920 |
ide_transfer_start(s, s->io_buffer + s->io_buffer_index, |
921 |
size, ide_atapi_cmd_reply_end); |
922 |
s->packet_transfer_size -= size; |
923 |
s->elementary_transfer_size -= size; |
924 |
s->io_buffer_index += size; |
925 |
ide_set_irq(s); |
926 |
#ifdef DEBUG_IDE_ATAPI
|
927 |
printf("status=0x%x\n", s->status);
|
928 |
#endif
|
929 |
} |
930 |
} |
931 |
} |
932 |
|
933 |
/* send a reply of 'size' bytes in s->io_buffer to an ATAPI command */
|
934 |
static void ide_atapi_cmd_reply(IDEState *s, int size, int max_size) |
935 |
{ |
936 |
if (size > max_size)
|
937 |
size = max_size; |
938 |
s->lba = -1; /* no sector read */ |
939 |
s->packet_transfer_size = size; |
940 |
s->io_buffer_size = size; /* dma: send the reply data as one chunk */
|
941 |
s->elementary_transfer_size = 0;
|
942 |
s->io_buffer_index = 0;
|
943 |
|
944 |
if (s->atapi_dma) {
|
945 |
s->status = READY_STAT | SEEK_STAT | DRQ_STAT; |
946 |
ide_dma_start(s, ide_atapi_cmd_read_dma_cb); |
947 |
} else {
|
948 |
s->status = READY_STAT | SEEK_STAT; |
949 |
ide_atapi_cmd_reply_end(s); |
950 |
} |
951 |
} |
952 |
|
953 |
/* start a CD-CDROM read command */
|
954 |
static void ide_atapi_cmd_read_pio(IDEState *s, int lba, int nb_sectors, |
955 |
int sector_size)
|
956 |
{ |
957 |
s->lba = lba; |
958 |
s->packet_transfer_size = nb_sectors * sector_size; |
959 |
s->elementary_transfer_size = 0;
|
960 |
s->io_buffer_index = sector_size; |
961 |
s->cd_sector_size = sector_size; |
962 |
|
963 |
s->status = READY_STAT | SEEK_STAT; |
964 |
ide_atapi_cmd_reply_end(s); |
965 |
} |
966 |
|
967 |
/* ATAPI DMA support */
|
968 |
|
969 |
/* XXX: handle read errors */
|
970 |
static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret) |
971 |
{ |
972 |
BMDMAState *bm = opaque; |
973 |
IDEState *s = bmdma_active_if(bm); |
974 |
int data_offset, n;
|
975 |
|
976 |
if (ret < 0) { |
977 |
ide_atapi_io_error(s, ret); |
978 |
goto eot;
|
979 |
} |
980 |
|
981 |
if (s->io_buffer_size > 0) { |
982 |
/*
|
983 |
* For a cdrom read sector command (s->lba != -1),
|
984 |
* adjust the lba for the next s->io_buffer_size chunk
|
985 |
* and dma the current chunk.
|
986 |
* For a command != read (s->lba == -1), just transfer
|
987 |
* the reply data.
|
988 |
*/
|
989 |
if (s->lba != -1) { |
990 |
if (s->cd_sector_size == 2352) { |
991 |
n = 1;
|
992 |
cd_data_to_raw(s->io_buffer, s->lba); |
993 |
} else {
|
994 |
n = s->io_buffer_size >> 11;
|
995 |
} |
996 |
s->lba += n; |
997 |
} |
998 |
s->packet_transfer_size -= s->io_buffer_size; |
999 |
if (dma_buf_rw(bm, 1) == 0) |
1000 |
goto eot;
|
1001 |
} |
1002 |
|
1003 |
if (s->packet_transfer_size <= 0) { |
1004 |
s->status = READY_STAT | SEEK_STAT; |
1005 |
s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
|
1006 |
ide_set_irq(s); |
1007 |
eot:
|
1008 |
bm->status &= ~BM_STATUS_DMAING; |
1009 |
bm->status |= BM_STATUS_INT; |
1010 |
bm->dma_cb = NULL;
|
1011 |
bm->unit = -1;
|
1012 |
bm->aiocb = NULL;
|
1013 |
return;
|
1014 |
} |
1015 |
|
1016 |
s->io_buffer_index = 0;
|
1017 |
if (s->cd_sector_size == 2352) { |
1018 |
n = 1;
|
1019 |
s->io_buffer_size = s->cd_sector_size; |
1020 |
data_offset = 16;
|
1021 |
} else {
|
1022 |
n = s->packet_transfer_size >> 11;
|
1023 |
if (n > (IDE_DMA_BUF_SECTORS / 4)) |
1024 |
n = (IDE_DMA_BUF_SECTORS / 4);
|
1025 |
s->io_buffer_size = n * 2048;
|
1026 |
data_offset = 0;
|
1027 |
} |
1028 |
#ifdef DEBUG_AIO
|
1029 |
printf("aio_read_cd: lba=%u n=%d\n", s->lba, n);
|
1030 |
#endif
|
1031 |
bm->iov.iov_base = (void *)(s->io_buffer + data_offset);
|
1032 |
bm->iov.iov_len = n * 4 * 512; |
1033 |
qemu_iovec_init_external(&bm->qiov, &bm->iov, 1);
|
1034 |
bm->aiocb = bdrv_aio_readv(s->bs, (int64_t)s->lba << 2, &bm->qiov,
|
1035 |
n * 4, ide_atapi_cmd_read_dma_cb, bm);
|
1036 |
if (!bm->aiocb) {
|
1037 |
/* Note: media not present is the most likely case */
|
1038 |
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
1039 |
ASC_MEDIUM_NOT_PRESENT); |
1040 |
goto eot;
|
1041 |
} |
1042 |
} |
1043 |
|
1044 |
/* start a CD-CDROM read command with DMA */
|
1045 |
/* XXX: test if DMA is available */
|
1046 |
static void ide_atapi_cmd_read_dma(IDEState *s, int lba, int nb_sectors, |
1047 |
int sector_size)
|
1048 |
{ |
1049 |
s->lba = lba; |
1050 |
s->packet_transfer_size = nb_sectors * sector_size; |
1051 |
s->io_buffer_index = 0;
|
1052 |
s->io_buffer_size = 0;
|
1053 |
s->cd_sector_size = sector_size; |
1054 |
|
1055 |
/* XXX: check if BUSY_STAT should be set */
|
1056 |
s->status = READY_STAT | SEEK_STAT | DRQ_STAT | BUSY_STAT; |
1057 |
ide_dma_start(s, ide_atapi_cmd_read_dma_cb); |
1058 |
} |
1059 |
|
1060 |
static void ide_atapi_cmd_read(IDEState *s, int lba, int nb_sectors, |
1061 |
int sector_size)
|
1062 |
{ |
1063 |
#ifdef DEBUG_IDE_ATAPI
|
1064 |
printf("read %s: LBA=%d nb_sectors=%d\n", s->atapi_dma ? "dma" : "pio", |
1065 |
lba, nb_sectors); |
1066 |
#endif
|
1067 |
if (s->atapi_dma) {
|
1068 |
ide_atapi_cmd_read_dma(s, lba, nb_sectors, sector_size); |
1069 |
} else {
|
1070 |
ide_atapi_cmd_read_pio(s, lba, nb_sectors, sector_size); |
1071 |
} |
1072 |
} |
1073 |
|
1074 |
static inline uint8_t ide_atapi_set_profile(uint8_t *buf, uint8_t *index, |
1075 |
uint16_t profile) |
1076 |
{ |
1077 |
uint8_t *buf_profile = buf + 12; /* start of profiles */ |
1078 |
|
1079 |
buf_profile += ((*index) * 4); /* start of indexed profile */ |
1080 |
cpu_to_ube16 (buf_profile, profile); |
1081 |
buf_profile[2] = ((buf_profile[0] == buf[6]) && (buf_profile[1] == buf[7])); |
1082 |
|
1083 |
/* each profile adds 4 bytes to the response */
|
1084 |
(*index)++; |
1085 |
buf[11] += 4; /* Additional Length */ |
1086 |
|
1087 |
return 4; |
1088 |
} |
1089 |
|
1090 |
static int ide_dvd_read_structure(IDEState *s, int format, |
1091 |
const uint8_t *packet, uint8_t *buf)
|
1092 |
{ |
1093 |
switch (format) {
|
1094 |
case 0x0: /* Physical format information */ |
1095 |
{ |
1096 |
int layer = packet[6]; |
1097 |
uint64_t total_sectors; |
1098 |
|
1099 |
if (layer != 0) |
1100 |
return -ASC_INV_FIELD_IN_CMD_PACKET;
|
1101 |
|
1102 |
bdrv_get_geometry(s->bs, &total_sectors); |
1103 |
total_sectors >>= 2;
|
1104 |
if (total_sectors == 0) |
1105 |
return -ASC_MEDIUM_NOT_PRESENT;
|
1106 |
|
1107 |
buf[4] = 1; /* DVD-ROM, part version 1 */ |
1108 |
buf[5] = 0xf; /* 120mm disc, minimum rate unspecified */ |
1109 |
buf[6] = 1; /* one layer, read-only (per MMC-2 spec) */ |
1110 |
buf[7] = 0; /* default densities */ |
1111 |
|
1112 |
/* FIXME: 0x30000 per spec? */
|
1113 |
cpu_to_ube32(buf + 8, 0); /* start sector */ |
1114 |
cpu_to_ube32(buf + 12, total_sectors - 1); /* end sector */ |
1115 |
cpu_to_ube32(buf + 16, total_sectors - 1); /* l0 end sector */ |
1116 |
|
1117 |
/* Size of buffer, not including 2 byte size field */
|
1118 |
cpu_to_be16wu((uint16_t *)buf, 2048 + 2); |
1119 |
|
1120 |
/* 2k data + 4 byte header */
|
1121 |
return (2048 + 4); |
1122 |
} |
1123 |
|
1124 |
case 0x01: /* DVD copyright information */ |
1125 |
buf[4] = 0; /* no copyright data */ |
1126 |
buf[5] = 0; /* no region restrictions */ |
1127 |
|
1128 |
/* Size of buffer, not including 2 byte size field */
|
1129 |
cpu_to_be16wu((uint16_t *)buf, 4 + 2); |
1130 |
|
1131 |
/* 4 byte header + 4 byte data */
|
1132 |
return (4 + 4); |
1133 |
|
1134 |
case 0x03: /* BCA information - invalid field for no BCA info */ |
1135 |
return -ASC_INV_FIELD_IN_CMD_PACKET;
|
1136 |
|
1137 |
case 0x04: /* DVD disc manufacturing information */ |
1138 |
/* Size of buffer, not including 2 byte size field */
|
1139 |
cpu_to_be16wu((uint16_t *)buf, 2048 + 2); |
1140 |
|
1141 |
/* 2k data + 4 byte header */
|
1142 |
return (2048 + 4); |
1143 |
|
1144 |
case 0xff: |
1145 |
/*
|
1146 |
* This lists all the command capabilities above. Add new ones
|
1147 |
* in order and update the length and buffer return values.
|
1148 |
*/
|
1149 |
|
1150 |
buf[4] = 0x00; /* Physical format */ |
1151 |
buf[5] = 0x40; /* Not writable, is readable */ |
1152 |
cpu_to_be16wu((uint16_t *)(buf + 6), 2048 + 4); |
1153 |
|
1154 |
buf[8] = 0x01; /* Copyright info */ |
1155 |
buf[9] = 0x40; /* Not writable, is readable */ |
1156 |
cpu_to_be16wu((uint16_t *)(buf + 10), 4 + 4); |
1157 |
|
1158 |
buf[12] = 0x03; /* BCA info */ |
1159 |
buf[13] = 0x40; /* Not writable, is readable */ |
1160 |
cpu_to_be16wu((uint16_t *)(buf + 14), 188 + 4); |
1161 |
|
1162 |
buf[16] = 0x04; /* Manufacturing info */ |
1163 |
buf[17] = 0x40; /* Not writable, is readable */ |
1164 |
cpu_to_be16wu((uint16_t *)(buf + 18), 2048 + 4); |
1165 |
|
1166 |
/* Size of buffer, not including 2 byte size field */
|
1167 |
cpu_to_be16wu((uint16_t *)buf, 16 + 2); |
1168 |
|
1169 |
/* data written + 4 byte header */
|
1170 |
return (16 + 4); |
1171 |
|
1172 |
default: /* TODO: formats beyond DVD-ROM requires */ |
1173 |
return -ASC_INV_FIELD_IN_CMD_PACKET;
|
1174 |
} |
1175 |
} |
1176 |
|
1177 |
static void ide_atapi_cmd(IDEState *s) |
1178 |
{ |
1179 |
const uint8_t *packet;
|
1180 |
uint8_t *buf; |
1181 |
int max_len;
|
1182 |
|
1183 |
packet = s->io_buffer; |
1184 |
buf = s->io_buffer; |
1185 |
#ifdef DEBUG_IDE_ATAPI
|
1186 |
{ |
1187 |
int i;
|
1188 |
printf("ATAPI limit=0x%x packet:", s->lcyl | (s->hcyl << 8)); |
1189 |
for(i = 0; i < ATAPI_PACKET_SIZE; i++) { |
1190 |
printf(" %02x", packet[i]);
|
1191 |
} |
1192 |
printf("\n");
|
1193 |
} |
1194 |
#endif
|
1195 |
/* If there's a UNIT_ATTENTION condition pending, only
|
1196 |
REQUEST_SENSE and INQUIRY commands are allowed to complete. */
|
1197 |
if (s->sense_key == SENSE_UNIT_ATTENTION &&
|
1198 |
s->io_buffer[0] != GPCMD_REQUEST_SENSE &&
|
1199 |
s->io_buffer[0] != GPCMD_INQUIRY) {
|
1200 |
ide_atapi_cmd_check_status(s); |
1201 |
return;
|
1202 |
} |
1203 |
switch(s->io_buffer[0]) { |
1204 |
case GPCMD_TEST_UNIT_READY:
|
1205 |
if (bdrv_is_inserted(s->bs) && !s->cdrom_changed) {
|
1206 |
ide_atapi_cmd_ok(s); |
1207 |
} else {
|
1208 |
s->cdrom_changed = 0;
|
1209 |
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
1210 |
ASC_MEDIUM_NOT_PRESENT); |
1211 |
} |
1212 |
break;
|
1213 |
case GPCMD_MODE_SENSE_6:
|
1214 |
case GPCMD_MODE_SENSE_10:
|
1215 |
{ |
1216 |
int action, code;
|
1217 |
if (packet[0] == GPCMD_MODE_SENSE_10) |
1218 |
max_len = ube16_to_cpu(packet + 7);
|
1219 |
else
|
1220 |
max_len = packet[4];
|
1221 |
action = packet[2] >> 6; |
1222 |
code = packet[2] & 0x3f; |
1223 |
switch(action) {
|
1224 |
case 0: /* current values */ |
1225 |
switch(code) {
|
1226 |
case 0x01: /* error recovery */ |
1227 |
cpu_to_ube16(&buf[0], 16 + 6); |
1228 |
buf[2] = 0x70; |
1229 |
buf[3] = 0; |
1230 |
buf[4] = 0; |
1231 |
buf[5] = 0; |
1232 |
buf[6] = 0; |
1233 |
buf[7] = 0; |
1234 |
|
1235 |
buf[8] = 0x01; |
1236 |
buf[9] = 0x06; |
1237 |
buf[10] = 0x00; |
1238 |
buf[11] = 0x05; |
1239 |
buf[12] = 0x00; |
1240 |
buf[13] = 0x00; |
1241 |
buf[14] = 0x00; |
1242 |
buf[15] = 0x00; |
1243 |
ide_atapi_cmd_reply(s, 16, max_len);
|
1244 |
break;
|
1245 |
case 0x2a: |
1246 |
cpu_to_ube16(&buf[0], 28 + 6); |
1247 |
buf[2] = 0x70; |
1248 |
buf[3] = 0; |
1249 |
buf[4] = 0; |
1250 |
buf[5] = 0; |
1251 |
buf[6] = 0; |
1252 |
buf[7] = 0; |
1253 |
|
1254 |
buf[8] = 0x2a; |
1255 |
buf[9] = 0x12; |
1256 |
buf[10] = 0x00; |
1257 |
buf[11] = 0x00; |
1258 |
|
1259 |
/* Claim PLAY_AUDIO capability (0x01) since some Linux
|
1260 |
code checks for this to automount media. */
|
1261 |
buf[12] = 0x71; |
1262 |
buf[13] = 3 << 5; |
1263 |
buf[14] = (1 << 0) | (1 << 3) | (1 << 5); |
1264 |
if (bdrv_is_locked(s->bs))
|
1265 |
buf[6] |= 1 << 1; |
1266 |
buf[15] = 0x00; |
1267 |
cpu_to_ube16(&buf[16], 706); |
1268 |
buf[18] = 0; |
1269 |
buf[19] = 2; |
1270 |
cpu_to_ube16(&buf[20], 512); |
1271 |
cpu_to_ube16(&buf[22], 706); |
1272 |
buf[24] = 0; |
1273 |
buf[25] = 0; |
1274 |
buf[26] = 0; |
1275 |
buf[27] = 0; |
1276 |
ide_atapi_cmd_reply(s, 28, max_len);
|
1277 |
break;
|
1278 |
default:
|
1279 |
goto error_cmd;
|
1280 |
} |
1281 |
break;
|
1282 |
case 1: /* changeable values */ |
1283 |
goto error_cmd;
|
1284 |
case 2: /* default values */ |
1285 |
goto error_cmd;
|
1286 |
default:
|
1287 |
case 3: /* saved values */ |
1288 |
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
1289 |
ASC_SAVING_PARAMETERS_NOT_SUPPORTED); |
1290 |
break;
|
1291 |
} |
1292 |
} |
1293 |
break;
|
1294 |
case GPCMD_REQUEST_SENSE:
|
1295 |
max_len = packet[4];
|
1296 |
memset(buf, 0, 18); |
1297 |
buf[0] = 0x70 | (1 << 7); |
1298 |
buf[2] = s->sense_key;
|
1299 |
buf[7] = 10; |
1300 |
buf[12] = s->asc;
|
1301 |
if (s->sense_key == SENSE_UNIT_ATTENTION)
|
1302 |
s->sense_key = SENSE_NONE; |
1303 |
ide_atapi_cmd_reply(s, 18, max_len);
|
1304 |
break;
|
1305 |
case GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL:
|
1306 |
if (bdrv_is_inserted(s->bs)) {
|
1307 |
bdrv_set_locked(s->bs, packet[4] & 1); |
1308 |
ide_atapi_cmd_ok(s); |
1309 |
} else {
|
1310 |
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
1311 |
ASC_MEDIUM_NOT_PRESENT); |
1312 |
} |
1313 |
break;
|
1314 |
case GPCMD_READ_10:
|
1315 |
case GPCMD_READ_12:
|
1316 |
{ |
1317 |
int nb_sectors, lba;
|
1318 |
|
1319 |
if (packet[0] == GPCMD_READ_10) |
1320 |
nb_sectors = ube16_to_cpu(packet + 7);
|
1321 |
else
|
1322 |
nb_sectors = ube32_to_cpu(packet + 6);
|
1323 |
lba = ube32_to_cpu(packet + 2);
|
1324 |
if (nb_sectors == 0) { |
1325 |
ide_atapi_cmd_ok(s); |
1326 |
break;
|
1327 |
} |
1328 |
ide_atapi_cmd_read(s, lba, nb_sectors, 2048);
|
1329 |
} |
1330 |
break;
|
1331 |
case GPCMD_READ_CD:
|
1332 |
{ |
1333 |
int nb_sectors, lba, transfer_request;
|
1334 |
|
1335 |
nb_sectors = (packet[6] << 16) | (packet[7] << 8) | packet[8]; |
1336 |
lba = ube32_to_cpu(packet + 2);
|
1337 |
if (nb_sectors == 0) { |
1338 |
ide_atapi_cmd_ok(s); |
1339 |
break;
|
1340 |
} |
1341 |
transfer_request = packet[9];
|
1342 |
switch(transfer_request & 0xf8) { |
1343 |
case 0x00: |
1344 |
/* nothing */
|
1345 |
ide_atapi_cmd_ok(s); |
1346 |
break;
|
1347 |
case 0x10: |
1348 |
/* normal read */
|
1349 |
ide_atapi_cmd_read(s, lba, nb_sectors, 2048);
|
1350 |
break;
|
1351 |
case 0xf8: |
1352 |
/* read all data */
|
1353 |
ide_atapi_cmd_read(s, lba, nb_sectors, 2352);
|
1354 |
break;
|
1355 |
default:
|
1356 |
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
1357 |
ASC_INV_FIELD_IN_CMD_PACKET); |
1358 |
break;
|
1359 |
} |
1360 |
} |
1361 |
break;
|
1362 |
case GPCMD_SEEK:
|
1363 |
{ |
1364 |
unsigned int lba; |
1365 |
uint64_t total_sectors; |
1366 |
|
1367 |
bdrv_get_geometry(s->bs, &total_sectors); |
1368 |
total_sectors >>= 2;
|
1369 |
if (total_sectors == 0) { |
1370 |
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
1371 |
ASC_MEDIUM_NOT_PRESENT); |
1372 |
break;
|
1373 |
} |
1374 |
lba = ube32_to_cpu(packet + 2);
|
1375 |
if (lba >= total_sectors) {
|
1376 |
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
1377 |
ASC_LOGICAL_BLOCK_OOR); |
1378 |
break;
|
1379 |
} |
1380 |
ide_atapi_cmd_ok(s); |
1381 |
} |
1382 |
break;
|
1383 |
case GPCMD_START_STOP_UNIT:
|
1384 |
{ |
1385 |
int start, eject, err = 0; |
1386 |
start = packet[4] & 1; |
1387 |
eject = (packet[4] >> 1) & 1; |
1388 |
|
1389 |
if (eject) {
|
1390 |
err = bdrv_eject(s->bs, !start); |
1391 |
} |
1392 |
|
1393 |
switch (err) {
|
1394 |
case 0: |
1395 |
ide_atapi_cmd_ok(s); |
1396 |
break;
|
1397 |
case -EBUSY:
|
1398 |
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
1399 |
ASC_MEDIA_REMOVAL_PREVENTED); |
1400 |
break;
|
1401 |
default:
|
1402 |
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
1403 |
ASC_MEDIUM_NOT_PRESENT); |
1404 |
break;
|
1405 |
} |
1406 |
} |
1407 |
break;
|
1408 |
case GPCMD_MECHANISM_STATUS:
|
1409 |
{ |
1410 |
max_len = ube16_to_cpu(packet + 8);
|
1411 |
cpu_to_ube16(buf, 0);
|
1412 |
/* no current LBA */
|
1413 |
buf[2] = 0; |
1414 |
buf[3] = 0; |
1415 |
buf[4] = 0; |
1416 |
buf[5] = 1; |
1417 |
cpu_to_ube16(buf + 6, 0); |
1418 |
ide_atapi_cmd_reply(s, 8, max_len);
|
1419 |
} |
1420 |
break;
|
1421 |
case GPCMD_READ_TOC_PMA_ATIP:
|
1422 |
{ |
1423 |
int format, msf, start_track, len;
|
1424 |
uint64_t total_sectors; |
1425 |
|
1426 |
bdrv_get_geometry(s->bs, &total_sectors); |
1427 |
total_sectors >>= 2;
|
1428 |
if (total_sectors == 0) { |
1429 |
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
1430 |
ASC_MEDIUM_NOT_PRESENT); |
1431 |
break;
|
1432 |
} |
1433 |
max_len = ube16_to_cpu(packet + 7);
|
1434 |
format = packet[9] >> 6; |
1435 |
msf = (packet[1] >> 1) & 1; |
1436 |
start_track = packet[6];
|
1437 |
switch(format) {
|
1438 |
case 0: |
1439 |
len = cdrom_read_toc(total_sectors, buf, msf, start_track); |
1440 |
if (len < 0) |
1441 |
goto error_cmd;
|
1442 |
ide_atapi_cmd_reply(s, len, max_len); |
1443 |
break;
|
1444 |
case 1: |
1445 |
/* multi session : only a single session defined */
|
1446 |
memset(buf, 0, 12); |
1447 |
buf[1] = 0x0a; |
1448 |
buf[2] = 0x01; |
1449 |
buf[3] = 0x01; |
1450 |
ide_atapi_cmd_reply(s, 12, max_len);
|
1451 |
break;
|
1452 |
case 2: |
1453 |
len = cdrom_read_toc_raw(total_sectors, buf, msf, start_track); |
1454 |
if (len < 0) |
1455 |
goto error_cmd;
|
1456 |
ide_atapi_cmd_reply(s, len, max_len); |
1457 |
break;
|
1458 |
default:
|
1459 |
error_cmd:
|
1460 |
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
1461 |
ASC_INV_FIELD_IN_CMD_PACKET); |
1462 |
break;
|
1463 |
} |
1464 |
} |
1465 |
break;
|
1466 |
case GPCMD_READ_CDVD_CAPACITY:
|
1467 |
{ |
1468 |
uint64_t total_sectors; |
1469 |
|
1470 |
bdrv_get_geometry(s->bs, &total_sectors); |
1471 |
total_sectors >>= 2;
|
1472 |
if (total_sectors == 0) { |
1473 |
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
1474 |
ASC_MEDIUM_NOT_PRESENT); |
1475 |
break;
|
1476 |
} |
1477 |
/* NOTE: it is really the number of sectors minus 1 */
|
1478 |
cpu_to_ube32(buf, total_sectors - 1);
|
1479 |
cpu_to_ube32(buf + 4, 2048); |
1480 |
ide_atapi_cmd_reply(s, 8, 8); |
1481 |
} |
1482 |
break;
|
1483 |
case GPCMD_READ_DVD_STRUCTURE:
|
1484 |
{ |
1485 |
int media = packet[1]; |
1486 |
int format = packet[7]; |
1487 |
int ret;
|
1488 |
|
1489 |
max_len = ube16_to_cpu(packet + 8);
|
1490 |
|
1491 |
if (format < 0xff) { |
1492 |
if (media_is_cd(s)) {
|
1493 |
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
1494 |
ASC_INCOMPATIBLE_FORMAT); |
1495 |
break;
|
1496 |
} else if (!media_present(s)) { |
1497 |
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
1498 |
ASC_INV_FIELD_IN_CMD_PACKET); |
1499 |
break;
|
1500 |
} |
1501 |
} |
1502 |
|
1503 |
memset(buf, 0, max_len > IDE_DMA_BUF_SECTORS * 512 + 4 ? |
1504 |
IDE_DMA_BUF_SECTORS * 512 + 4 : max_len); |
1505 |
|
1506 |
switch (format) {
|
1507 |
case 0x00 ... 0x7f: |
1508 |
case 0xff: |
1509 |
if (media == 0) { |
1510 |
ret = ide_dvd_read_structure(s, format, packet, buf); |
1511 |
|
1512 |
if (ret < 0) |
1513 |
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, -ret); |
1514 |
else
|
1515 |
ide_atapi_cmd_reply(s, ret, max_len); |
1516 |
|
1517 |
break;
|
1518 |
} |
1519 |
/* TODO: BD support, fall through for now */
|
1520 |
|
1521 |
/* Generic disk structures */
|
1522 |
case 0x80: /* TODO: AACS volume identifier */ |
1523 |
case 0x81: /* TODO: AACS media serial number */ |
1524 |
case 0x82: /* TODO: AACS media identifier */ |
1525 |
case 0x83: /* TODO: AACS media key block */ |
1526 |
case 0x90: /* TODO: List of recognized format layers */ |
1527 |
case 0xc0: /* TODO: Write protection status */ |
1528 |
default:
|
1529 |
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
1530 |
ASC_INV_FIELD_IN_CMD_PACKET); |
1531 |
break;
|
1532 |
} |
1533 |
} |
1534 |
break;
|
1535 |
case GPCMD_SET_SPEED:
|
1536 |
ide_atapi_cmd_ok(s); |
1537 |
break;
|
1538 |
case GPCMD_INQUIRY:
|
1539 |
max_len = packet[4];
|
1540 |
buf[0] = 0x05; /* CD-ROM */ |
1541 |
buf[1] = 0x80; /* removable */ |
1542 |
buf[2] = 0x00; /* ISO */ |
1543 |
buf[3] = 0x21; /* ATAPI-2 (XXX: put ATAPI-4 ?) */ |
1544 |
buf[4] = 31; /* additional length */ |
1545 |
buf[5] = 0; /* reserved */ |
1546 |
buf[6] = 0; /* reserved */ |
1547 |
buf[7] = 0; /* reserved */ |
1548 |
padstr8(buf + 8, 8, "QEMU"); |
1549 |
padstr8(buf + 16, 16, "QEMU DVD-ROM"); |
1550 |
padstr8(buf + 32, 4, QEMU_VERSION); |
1551 |
ide_atapi_cmd_reply(s, 36, max_len);
|
1552 |
break;
|
1553 |
case GPCMD_GET_CONFIGURATION:
|
1554 |
{ |
1555 |
uint32_t len; |
1556 |
uint8_t index = 0;
|
1557 |
|
1558 |
/* only feature 0 is supported */
|
1559 |
if (packet[2] != 0 || packet[3] != 0) { |
1560 |
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
1561 |
ASC_INV_FIELD_IN_CMD_PACKET); |
1562 |
break;
|
1563 |
} |
1564 |
|
1565 |
/* XXX: could result in alignment problems in some architectures */
|
1566 |
max_len = ube16_to_cpu(packet + 7);
|
1567 |
|
1568 |
/*
|
1569 |
* XXX: avoid overflow for io_buffer if max_len is bigger than
|
1570 |
* the size of that buffer (dimensioned to max number of
|
1571 |
* sectors to transfer at once)
|
1572 |
*
|
1573 |
* Only a problem if the feature/profiles grow.
|
1574 |
*/
|
1575 |
if (max_len > 512) /* XXX: assume 1 sector */ |
1576 |
max_len = 512;
|
1577 |
|
1578 |
memset(buf, 0, max_len);
|
1579 |
/*
|
1580 |
* the number of sectors from the media tells us which profile
|
1581 |
* to use as current. 0 means there is no media
|
1582 |
*/
|
1583 |
if (media_is_dvd(s))
|
1584 |
cpu_to_ube16(buf + 6, MMC_PROFILE_DVD_ROM);
|
1585 |
else if (media_is_cd(s)) |
1586 |
cpu_to_ube16(buf + 6, MMC_PROFILE_CD_ROM);
|
1587 |
|
1588 |
buf[10] = 0x02 | 0x01; /* persistent and current */ |
1589 |
len = 12; /* headers: 8 + 4 */ |
1590 |
len += ide_atapi_set_profile(buf, &index, MMC_PROFILE_DVD_ROM); |
1591 |
len += ide_atapi_set_profile(buf, &index, MMC_PROFILE_CD_ROM); |
1592 |
cpu_to_ube32(buf, len - 4); /* data length */ |
1593 |
|
1594 |
ide_atapi_cmd_reply(s, len, max_len); |
1595 |
break;
|
1596 |
} |
1597 |
default:
|
1598 |
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
1599 |
ASC_ILLEGAL_OPCODE); |
1600 |
break;
|
1601 |
} |
1602 |
} |
1603 |
|
1604 |
static void ide_cfata_metadata_inquiry(IDEState *s) |
1605 |
{ |
1606 |
uint16_t *p; |
1607 |
uint32_t spd; |
1608 |
|
1609 |
p = (uint16_t *) s->io_buffer; |
1610 |
memset(p, 0, 0x200); |
1611 |
spd = ((s->mdata_size - 1) >> 9) + 1; |
1612 |
|
1613 |
put_le16(p + 0, 0x0001); /* Data format revision */ |
1614 |
put_le16(p + 1, 0x0000); /* Media property: silicon */ |
1615 |
put_le16(p + 2, s->media_changed); /* Media status */ |
1616 |
put_le16(p + 3, s->mdata_size & 0xffff); /* Capacity in bytes (low) */ |
1617 |
put_le16(p + 4, s->mdata_size >> 16); /* Capacity in bytes (high) */ |
1618 |
put_le16(p + 5, spd & 0xffff); /* Sectors per device (low) */ |
1619 |
put_le16(p + 6, spd >> 16); /* Sectors per device (high) */ |
1620 |
} |
1621 |
|
1622 |
static void ide_cfata_metadata_read(IDEState *s) |
1623 |
{ |
1624 |
uint16_t *p; |
1625 |
|
1626 |
if (((s->hcyl << 16) | s->lcyl) << 9 > s->mdata_size + 2) { |
1627 |
s->status = ERR_STAT; |
1628 |
s->error = ABRT_ERR; |
1629 |
return;
|
1630 |
} |
1631 |
|
1632 |
p = (uint16_t *) s->io_buffer; |
1633 |
memset(p, 0, 0x200); |
1634 |
|
1635 |
put_le16(p + 0, s->media_changed); /* Media status */ |
1636 |
memcpy(p + 1, s->mdata_storage + (((s->hcyl << 16) | s->lcyl) << 9), |
1637 |
MIN(MIN(s->mdata_size - (((s->hcyl << 16) | s->lcyl) << 9), |
1638 |
s->nsector << 9), 0x200 - 2)); |
1639 |
} |
1640 |
|
1641 |
static void ide_cfata_metadata_write(IDEState *s) |
1642 |
{ |
1643 |
if (((s->hcyl << 16) | s->lcyl) << 9 > s->mdata_size + 2) { |
1644 |
s->status = ERR_STAT; |
1645 |
s->error = ABRT_ERR; |
1646 |
return;
|
1647 |
} |
1648 |
|
1649 |
s->media_changed = 0;
|
1650 |
|
1651 |
memcpy(s->mdata_storage + (((s->hcyl << 16) | s->lcyl) << 9), |
1652 |
s->io_buffer + 2,
|
1653 |
MIN(MIN(s->mdata_size - (((s->hcyl << 16) | s->lcyl) << 9), |
1654 |
s->nsector << 9), 0x200 - 2)); |
1655 |
} |
1656 |
|
1657 |
/* called when the inserted state of the media has changed */
|
1658 |
static void cdrom_change_cb(void *opaque) |
1659 |
{ |
1660 |
IDEState *s = opaque; |
1661 |
uint64_t nb_sectors; |
1662 |
|
1663 |
bdrv_get_geometry(s->bs, &nb_sectors); |
1664 |
s->nb_sectors = nb_sectors; |
1665 |
|
1666 |
s->sense_key = SENSE_UNIT_ATTENTION; |
1667 |
s->asc = ASC_MEDIUM_MAY_HAVE_CHANGED; |
1668 |
s->cdrom_changed = 1;
|
1669 |
ide_set_irq(s); |
1670 |
} |
1671 |
|
1672 |
static void ide_cmd_lba48_transform(IDEState *s, int lba48) |
1673 |
{ |
1674 |
s->lba48 = lba48; |
1675 |
|
1676 |
/* handle the 'magic' 0 nsector count conversion here. to avoid
|
1677 |
* fiddling with the rest of the read logic, we just store the
|
1678 |
* full sector count in ->nsector and ignore ->hob_nsector from now
|
1679 |
*/
|
1680 |
if (!s->lba48) {
|
1681 |
if (!s->nsector)
|
1682 |
s->nsector = 256;
|
1683 |
} else {
|
1684 |
if (!s->nsector && !s->hob_nsector)
|
1685 |
s->nsector = 65536;
|
1686 |
else {
|
1687 |
int lo = s->nsector;
|
1688 |
int hi = s->hob_nsector;
|
1689 |
|
1690 |
s->nsector = (hi << 8) | lo;
|
1691 |
} |
1692 |
} |
1693 |
} |
1694 |
|
1695 |
static void ide_clear_hob(IDEBus *bus) |
1696 |
{ |
1697 |
/* any write clears HOB high bit of device control register */
|
1698 |
bus->ifs[0].select &= ~(1 << 7); |
1699 |
bus->ifs[1].select &= ~(1 << 7); |
1700 |
} |
1701 |
|
1702 |
void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val) |
1703 |
{ |
1704 |
IDEBus *bus = opaque; |
1705 |
IDEState *s; |
1706 |
int n;
|
1707 |
int lba48 = 0; |
1708 |
|
1709 |
#ifdef DEBUG_IDE
|
1710 |
printf("IDE: write addr=0x%x val=0x%02x\n", addr, val);
|
1711 |
#endif
|
1712 |
|
1713 |
addr &= 7;
|
1714 |
|
1715 |
/* ignore writes to command block while busy with previous command */
|
1716 |
if (addr != 7 && (idebus_active_if(bus)->status & (BUSY_STAT|DRQ_STAT))) |
1717 |
return;
|
1718 |
|
1719 |
switch(addr) {
|
1720 |
case 0: |
1721 |
break;
|
1722 |
case 1: |
1723 |
ide_clear_hob(bus); |
1724 |
/* NOTE: data is written to the two drives */
|
1725 |
bus->ifs[0].hob_feature = bus->ifs[0].feature; |
1726 |
bus->ifs[1].hob_feature = bus->ifs[1].feature; |
1727 |
bus->ifs[0].feature = val;
|
1728 |
bus->ifs[1].feature = val;
|
1729 |
break;
|
1730 |
case 2: |
1731 |
ide_clear_hob(bus); |
1732 |
bus->ifs[0].hob_nsector = bus->ifs[0].nsector; |
1733 |
bus->ifs[1].hob_nsector = bus->ifs[1].nsector; |
1734 |
bus->ifs[0].nsector = val;
|
1735 |
bus->ifs[1].nsector = val;
|
1736 |
break;
|
1737 |
case 3: |
1738 |
ide_clear_hob(bus); |
1739 |
bus->ifs[0].hob_sector = bus->ifs[0].sector; |
1740 |
bus->ifs[1].hob_sector = bus->ifs[1].sector; |
1741 |
bus->ifs[0].sector = val;
|
1742 |
bus->ifs[1].sector = val;
|
1743 |
break;
|
1744 |
case 4: |
1745 |
ide_clear_hob(bus); |
1746 |
bus->ifs[0].hob_lcyl = bus->ifs[0].lcyl; |
1747 |
bus->ifs[1].hob_lcyl = bus->ifs[1].lcyl; |
1748 |
bus->ifs[0].lcyl = val;
|
1749 |
bus->ifs[1].lcyl = val;
|
1750 |
break;
|
1751 |
case 5: |
1752 |
ide_clear_hob(bus); |
1753 |
bus->ifs[0].hob_hcyl = bus->ifs[0].hcyl; |
1754 |
bus->ifs[1].hob_hcyl = bus->ifs[1].hcyl; |
1755 |
bus->ifs[0].hcyl = val;
|
1756 |
bus->ifs[1].hcyl = val;
|
1757 |
break;
|
1758 |
case 6: |
1759 |
/* FIXME: HOB readback uses bit 7 */
|
1760 |
bus->ifs[0].select = (val & ~0x10) | 0xa0; |
1761 |
bus->ifs[1].select = (val | 0x10) | 0xa0; |
1762 |
/* select drive */
|
1763 |
bus->unit = (val >> 4) & 1; |
1764 |
break;
|
1765 |
default:
|
1766 |
case 7: |
1767 |
/* command */
|
1768 |
#if defined(DEBUG_IDE)
|
1769 |
printf("ide: CMD=%02x\n", val);
|
1770 |
#endif
|
1771 |
s = idebus_active_if(bus); |
1772 |
/* ignore commands to non existant slave */
|
1773 |
if (s != bus->ifs && !s->bs)
|
1774 |
break;
|
1775 |
|
1776 |
/* Only DEVICE RESET is allowed while BSY or/and DRQ are set */
|
1777 |
if ((s->status & (BUSY_STAT|DRQ_STAT)) && val != WIN_DEVICE_RESET)
|
1778 |
break;
|
1779 |
|
1780 |
switch(val) {
|
1781 |
case WIN_IDENTIFY:
|
1782 |
if (s->bs && !s->is_cdrom) {
|
1783 |
if (!s->is_cf)
|
1784 |
ide_identify(s); |
1785 |
else
|
1786 |
ide_cfata_identify(s); |
1787 |
s->status = READY_STAT | SEEK_STAT; |
1788 |
ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop);
|
1789 |
} else {
|
1790 |
if (s->is_cdrom) {
|
1791 |
ide_set_signature(s); |
1792 |
} |
1793 |
ide_abort_command(s); |
1794 |
} |
1795 |
ide_set_irq(s); |
1796 |
break;
|
1797 |
case WIN_SPECIFY:
|
1798 |
case WIN_RECAL:
|
1799 |
s->error = 0;
|
1800 |
s->status = READY_STAT | SEEK_STAT; |
1801 |
ide_set_irq(s); |
1802 |
break;
|
1803 |
case WIN_SETMULT:
|
1804 |
if (s->is_cf && s->nsector == 0) { |
1805 |
/* Disable Read and Write Multiple */
|
1806 |
s->mult_sectors = 0;
|
1807 |
s->status = READY_STAT | SEEK_STAT; |
1808 |
} else if ((s->nsector & 0xff) != 0 && |
1809 |
((s->nsector & 0xff) > MAX_MULT_SECTORS ||
|
1810 |
(s->nsector & (s->nsector - 1)) != 0)) { |
1811 |
ide_abort_command(s); |
1812 |
} else {
|
1813 |
s->mult_sectors = s->nsector & 0xff;
|
1814 |
s->status = READY_STAT | SEEK_STAT; |
1815 |
} |
1816 |
ide_set_irq(s); |
1817 |
break;
|
1818 |
case WIN_VERIFY_EXT:
|
1819 |
lba48 = 1;
|
1820 |
case WIN_VERIFY:
|
1821 |
case WIN_VERIFY_ONCE:
|
1822 |
/* do sector number check ? */
|
1823 |
ide_cmd_lba48_transform(s, lba48); |
1824 |
s->status = READY_STAT | SEEK_STAT; |
1825 |
ide_set_irq(s); |
1826 |
break;
|
1827 |
case WIN_READ_EXT:
|
1828 |
lba48 = 1;
|
1829 |
case WIN_READ:
|
1830 |
case WIN_READ_ONCE:
|
1831 |
if (!s->bs)
|
1832 |
goto abort_cmd;
|
1833 |
ide_cmd_lba48_transform(s, lba48); |
1834 |
s->req_nb_sectors = 1;
|
1835 |
ide_sector_read(s); |
1836 |
break;
|
1837 |
case WIN_WRITE_EXT:
|
1838 |
lba48 = 1;
|
1839 |
case WIN_WRITE:
|
1840 |
case WIN_WRITE_ONCE:
|
1841 |
case CFA_WRITE_SECT_WO_ERASE:
|
1842 |
case WIN_WRITE_VERIFY:
|
1843 |
ide_cmd_lba48_transform(s, lba48); |
1844 |
s->error = 0;
|
1845 |
s->status = SEEK_STAT | READY_STAT; |
1846 |
s->req_nb_sectors = 1;
|
1847 |
ide_transfer_start(s, s->io_buffer, 512, ide_sector_write);
|
1848 |
s->media_changed = 1;
|
1849 |
break;
|
1850 |
case WIN_MULTREAD_EXT:
|
1851 |
lba48 = 1;
|
1852 |
case WIN_MULTREAD:
|
1853 |
if (!s->mult_sectors)
|
1854 |
goto abort_cmd;
|
1855 |
ide_cmd_lba48_transform(s, lba48); |
1856 |
s->req_nb_sectors = s->mult_sectors; |
1857 |
ide_sector_read(s); |
1858 |
break;
|
1859 |
case WIN_MULTWRITE_EXT:
|
1860 |
lba48 = 1;
|
1861 |
case WIN_MULTWRITE:
|
1862 |
case CFA_WRITE_MULTI_WO_ERASE:
|
1863 |
if (!s->mult_sectors)
|
1864 |
goto abort_cmd;
|
1865 |
ide_cmd_lba48_transform(s, lba48); |
1866 |
s->error = 0;
|
1867 |
s->status = SEEK_STAT | READY_STAT; |
1868 |
s->req_nb_sectors = s->mult_sectors; |
1869 |
n = s->nsector; |
1870 |
if (n > s->req_nb_sectors)
|
1871 |
n = s->req_nb_sectors; |
1872 |
ide_transfer_start(s, s->io_buffer, 512 * n, ide_sector_write);
|
1873 |
s->media_changed = 1;
|
1874 |
break;
|
1875 |
case WIN_READDMA_EXT:
|
1876 |
lba48 = 1;
|
1877 |
case WIN_READDMA:
|
1878 |
case WIN_READDMA_ONCE:
|
1879 |
if (!s->bs)
|
1880 |
goto abort_cmd;
|
1881 |
ide_cmd_lba48_transform(s, lba48); |
1882 |
ide_sector_read_dma(s); |
1883 |
break;
|
1884 |
case WIN_WRITEDMA_EXT:
|
1885 |
lba48 = 1;
|
1886 |
case WIN_WRITEDMA:
|
1887 |
case WIN_WRITEDMA_ONCE:
|
1888 |
if (!s->bs)
|
1889 |
goto abort_cmd;
|
1890 |
ide_cmd_lba48_transform(s, lba48); |
1891 |
ide_sector_write_dma(s); |
1892 |
s->media_changed = 1;
|
1893 |
break;
|
1894 |
case WIN_READ_NATIVE_MAX_EXT:
|
1895 |
lba48 = 1;
|
1896 |
case WIN_READ_NATIVE_MAX:
|
1897 |
ide_cmd_lba48_transform(s, lba48); |
1898 |
ide_set_sector(s, s->nb_sectors - 1);
|
1899 |
s->status = READY_STAT | SEEK_STAT; |
1900 |
ide_set_irq(s); |
1901 |
break;
|
1902 |
case WIN_CHECKPOWERMODE1:
|
1903 |
case WIN_CHECKPOWERMODE2:
|
1904 |
s->nsector = 0xff; /* device active or idle */ |
1905 |
s->status = READY_STAT | SEEK_STAT; |
1906 |
ide_set_irq(s); |
1907 |
break;
|
1908 |
case WIN_SETFEATURES:
|
1909 |
if (!s->bs)
|
1910 |
goto abort_cmd;
|
1911 |
/* XXX: valid for CDROM ? */
|
1912 |
switch(s->feature) {
|
1913 |
case 0xcc: /* reverting to power-on defaults enable */ |
1914 |
case 0x66: /* reverting to power-on defaults disable */ |
1915 |
case 0x02: /* write cache enable */ |
1916 |
case 0x82: /* write cache disable */ |
1917 |
case 0xaa: /* read look-ahead enable */ |
1918 |
case 0x55: /* read look-ahead disable */ |
1919 |
case 0x05: /* set advanced power management mode */ |
1920 |
case 0x85: /* disable advanced power management mode */ |
1921 |
case 0x69: /* NOP */ |
1922 |
case 0x67: /* NOP */ |
1923 |
case 0x96: /* NOP */ |
1924 |
case 0x9a: /* NOP */ |
1925 |
case 0x42: /* enable Automatic Acoustic Mode */ |
1926 |
case 0xc2: /* disable Automatic Acoustic Mode */ |
1927 |
s->status = READY_STAT | SEEK_STAT; |
1928 |
ide_set_irq(s); |
1929 |
break;
|
1930 |
case 0x03: { /* set transfer mode */ |
1931 |
uint8_t val = s->nsector & 0x07;
|
1932 |
|
1933 |
switch (s->nsector >> 3) { |
1934 |
case 0x00: /* pio default */ |
1935 |
case 0x01: /* pio mode */ |
1936 |
put_le16(s->identify_data + 62,0x07); |
1937 |
put_le16(s->identify_data + 63,0x07); |
1938 |
put_le16(s->identify_data + 88,0x3f); |
1939 |
break;
|
1940 |
case 0x02: /* sigle word dma mode*/ |
1941 |
put_le16(s->identify_data + 62,0x07 | (1 << (val + 8))); |
1942 |
put_le16(s->identify_data + 63,0x07); |
1943 |
put_le16(s->identify_data + 88,0x3f); |
1944 |
break;
|
1945 |
case 0x04: /* mdma mode */ |
1946 |
put_le16(s->identify_data + 62,0x07); |
1947 |
put_le16(s->identify_data + 63,0x07 | (1 << (val + 8))); |
1948 |
put_le16(s->identify_data + 88,0x3f); |
1949 |
break;
|
1950 |
case 0x08: /* udma mode */ |
1951 |
put_le16(s->identify_data + 62,0x07); |
1952 |
put_le16(s->identify_data + 63,0x07); |
1953 |
put_le16(s->identify_data + 88,0x3f | (1 << (val + 8))); |
1954 |
break;
|
1955 |
default:
|
1956 |
goto abort_cmd;
|
1957 |
} |
1958 |
s->status = READY_STAT | SEEK_STAT; |
1959 |
ide_set_irq(s); |
1960 |
break;
|
1961 |
} |
1962 |
default:
|
1963 |
goto abort_cmd;
|
1964 |
} |
1965 |
break;
|
1966 |
case WIN_FLUSH_CACHE:
|
1967 |
case WIN_FLUSH_CACHE_EXT:
|
1968 |
if (s->bs)
|
1969 |
bdrv_flush(s->bs); |
1970 |
s->status = READY_STAT | SEEK_STAT; |
1971 |
ide_set_irq(s); |
1972 |
break;
|
1973 |
case WIN_STANDBY:
|
1974 |
case WIN_STANDBY2:
|
1975 |
case WIN_STANDBYNOW1:
|
1976 |
case WIN_STANDBYNOW2:
|
1977 |
case WIN_IDLEIMMEDIATE:
|
1978 |
case CFA_IDLEIMMEDIATE:
|
1979 |
case WIN_SETIDLE1:
|
1980 |
case WIN_SETIDLE2:
|
1981 |
case WIN_SLEEPNOW1:
|
1982 |
case WIN_SLEEPNOW2:
|
1983 |
s->status = READY_STAT; |
1984 |
ide_set_irq(s); |
1985 |
break;
|
1986 |
case WIN_SEEK:
|
1987 |
if(s->is_cdrom)
|
1988 |
goto abort_cmd;
|
1989 |
/* XXX: Check that seek is within bounds */
|
1990 |
s->status = READY_STAT | SEEK_STAT; |
1991 |
ide_set_irq(s); |
1992 |
break;
|
1993 |
/* ATAPI commands */
|
1994 |
case WIN_PIDENTIFY:
|
1995 |
if (s->is_cdrom) {
|
1996 |
ide_atapi_identify(s); |
1997 |
s->status = READY_STAT | SEEK_STAT; |
1998 |
ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop);
|
1999 |
} else {
|
2000 |
ide_abort_command(s); |
2001 |
} |
2002 |
ide_set_irq(s); |
2003 |
break;
|
2004 |
case WIN_DIAGNOSE:
|
2005 |
ide_set_signature(s); |
2006 |
if (s->is_cdrom)
|
2007 |
s->status = 0; /* ATAPI spec (v6) section 9.10 defines packet |
2008 |
* devices to return a clear status register
|
2009 |
* with READY_STAT *not* set. */
|
2010 |
else
|
2011 |
s->status = READY_STAT | SEEK_STAT; |
2012 |
s->error = 0x01; /* Device 0 passed, Device 1 passed or not |
2013 |
* present.
|
2014 |
*/
|
2015 |
ide_set_irq(s); |
2016 |
break;
|
2017 |
case WIN_SRST:
|
2018 |
if (!s->is_cdrom)
|
2019 |
goto abort_cmd;
|
2020 |
ide_set_signature(s); |
2021 |
s->status = 0x00; /* NOTE: READY is _not_ set */ |
2022 |
s->error = 0x01;
|
2023 |
break;
|
2024 |
case WIN_PACKETCMD:
|
2025 |
if (!s->is_cdrom)
|
2026 |
goto abort_cmd;
|
2027 |
/* overlapping commands not supported */
|
2028 |
if (s->feature & 0x02) |
2029 |
goto abort_cmd;
|
2030 |
s->status = READY_STAT | SEEK_STAT; |
2031 |
s->atapi_dma = s->feature & 1;
|
2032 |
s->nsector = 1;
|
2033 |
ide_transfer_start(s, s->io_buffer, ATAPI_PACKET_SIZE, |
2034 |
ide_atapi_cmd); |
2035 |
break;
|
2036 |
/* CF-ATA commands */
|
2037 |
case CFA_REQ_EXT_ERROR_CODE:
|
2038 |
if (!s->is_cf)
|
2039 |
goto abort_cmd;
|
2040 |
s->error = 0x09; /* miscellaneous error */ |
2041 |
s->status = READY_STAT | SEEK_STAT; |
2042 |
ide_set_irq(s); |
2043 |
break;
|
2044 |
case CFA_ERASE_SECTORS:
|
2045 |
case CFA_WEAR_LEVEL:
|
2046 |
if (!s->is_cf)
|
2047 |
goto abort_cmd;
|
2048 |
if (val == CFA_WEAR_LEVEL)
|
2049 |
s->nsector = 0;
|
2050 |
if (val == CFA_ERASE_SECTORS)
|
2051 |
s->media_changed = 1;
|
2052 |
s->error = 0x00;
|
2053 |
s->status = READY_STAT | SEEK_STAT; |
2054 |
ide_set_irq(s); |
2055 |
break;
|
2056 |
case CFA_TRANSLATE_SECTOR:
|
2057 |
if (!s->is_cf)
|
2058 |
goto abort_cmd;
|
2059 |
s->error = 0x00;
|
2060 |
s->status = READY_STAT | SEEK_STAT; |
2061 |
memset(s->io_buffer, 0, 0x200); |
2062 |
s->io_buffer[0x00] = s->hcyl; /* Cyl MSB */ |
2063 |
s->io_buffer[0x01] = s->lcyl; /* Cyl LSB */ |
2064 |
s->io_buffer[0x02] = s->select; /* Head */ |
2065 |
s->io_buffer[0x03] = s->sector; /* Sector */ |
2066 |
s->io_buffer[0x04] = ide_get_sector(s) >> 16; /* LBA MSB */ |
2067 |
s->io_buffer[0x05] = ide_get_sector(s) >> 8; /* LBA */ |
2068 |
s->io_buffer[0x06] = ide_get_sector(s) >> 0; /* LBA LSB */ |
2069 |
s->io_buffer[0x13] = 0x00; /* Erase flag */ |
2070 |
s->io_buffer[0x18] = 0x00; /* Hot count */ |
2071 |
s->io_buffer[0x19] = 0x00; /* Hot count */ |
2072 |
s->io_buffer[0x1a] = 0x01; /* Hot count */ |
2073 |
ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
|
2074 |
ide_set_irq(s); |
2075 |
break;
|
2076 |
case CFA_ACCESS_METADATA_STORAGE:
|
2077 |
if (!s->is_cf)
|
2078 |
goto abort_cmd;
|
2079 |
switch (s->feature) {
|
2080 |
case 0x02: /* Inquiry Metadata Storage */ |
2081 |
ide_cfata_metadata_inquiry(s); |
2082 |
break;
|
2083 |
case 0x03: /* Read Metadata Storage */ |
2084 |
ide_cfata_metadata_read(s); |
2085 |
break;
|
2086 |
case 0x04: /* Write Metadata Storage */ |
2087 |
ide_cfata_metadata_write(s); |
2088 |
break;
|
2089 |
default:
|
2090 |
goto abort_cmd;
|
2091 |
} |
2092 |
ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
|
2093 |
s->status = 0x00; /* NOTE: READY is _not_ set */ |
2094 |
ide_set_irq(s); |
2095 |
break;
|
2096 |
case IBM_SENSE_CONDITION:
|
2097 |
if (!s->is_cf)
|
2098 |
goto abort_cmd;
|
2099 |
switch (s->feature) {
|
2100 |
case 0x01: /* sense temperature in device */ |
2101 |
s->nsector = 0x50; /* +20 C */ |
2102 |
break;
|
2103 |
default:
|
2104 |
goto abort_cmd;
|
2105 |
} |
2106 |
s->status = READY_STAT | SEEK_STAT; |
2107 |
ide_set_irq(s); |
2108 |
break;
|
2109 |
|
2110 |
case WIN_SMART:
|
2111 |
if (s->is_cdrom)
|
2112 |
goto abort_cmd;
|
2113 |
if (s->hcyl != 0xc2 || s->lcyl != 0x4f) |
2114 |
goto abort_cmd;
|
2115 |
if (!s->smart_enabled && s->feature != SMART_ENABLE)
|
2116 |
goto abort_cmd;
|
2117 |
switch (s->feature) {
|
2118 |
case SMART_DISABLE:
|
2119 |
s->smart_enabled = 0;
|
2120 |
s->status = READY_STAT | SEEK_STAT; |
2121 |
ide_set_irq(s); |
2122 |
break;
|
2123 |
case SMART_ENABLE:
|
2124 |
s->smart_enabled = 1;
|
2125 |
s->status = READY_STAT | SEEK_STAT; |
2126 |
ide_set_irq(s); |
2127 |
break;
|
2128 |
case SMART_ATTR_AUTOSAVE:
|
2129 |
switch (s->sector) {
|
2130 |
case 0x00: |
2131 |
s->smart_autosave = 0;
|
2132 |
break;
|
2133 |
case 0xf1: |
2134 |
s->smart_autosave = 1;
|
2135 |
break;
|
2136 |
default:
|
2137 |
goto abort_cmd;
|
2138 |
} |
2139 |
s->status = READY_STAT | SEEK_STAT; |
2140 |
ide_set_irq(s); |
2141 |
break;
|
2142 |
case SMART_STATUS:
|
2143 |
if (!s->smart_errors) {
|
2144 |
s->hcyl = 0xc2;
|
2145 |
s->lcyl = 0x4f;
|
2146 |
} else {
|
2147 |
s->hcyl = 0x2c;
|
2148 |
s->lcyl = 0xf4;
|
2149 |
} |
2150 |
s->status = READY_STAT | SEEK_STAT; |
2151 |
ide_set_irq(s); |
2152 |
break;
|
2153 |
case SMART_READ_THRESH:
|
2154 |
memset(s->io_buffer, 0, 0x200); |
2155 |
s->io_buffer[0] = 0x01; /* smart struct version */ |
2156 |
for (n=0; n<30; n++) { |
2157 |
if (smart_attributes[n][0] == 0) |
2158 |
break;
|
2159 |
s->io_buffer[2+0+(n*12)] = smart_attributes[n][0]; |
2160 |
s->io_buffer[2+1+(n*12)] = smart_attributes[n][4]; |
2161 |
} |
2162 |
for (n=0; n<511; n++) /* checksum */ |
2163 |
s->io_buffer[511] += s->io_buffer[n];
|
2164 |
s->io_buffer[511] = 0x100 - s->io_buffer[511]; |
2165 |
s->status = READY_STAT | SEEK_STAT; |
2166 |
ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
|
2167 |
ide_set_irq(s); |
2168 |
break;
|
2169 |
case SMART_READ_DATA:
|
2170 |
memset(s->io_buffer, 0, 0x200); |
2171 |
s->io_buffer[0] = 0x01; /* smart struct version */ |
2172 |
for (n=0; n<30; n++) { |
2173 |
if (smart_attributes[n][0] == 0) |
2174 |
break;
|
2175 |
s->io_buffer[2+0+(n*12)] = smart_attributes[n][0]; |
2176 |
s->io_buffer[2+1+(n*12)] = smart_attributes[n][1]; |
2177 |
s->io_buffer[2+3+(n*12)] = smart_attributes[n][2]; |
2178 |
s->io_buffer[2+4+(n*12)] = smart_attributes[n][3]; |
2179 |
} |
2180 |
s->io_buffer[362] = 0x02 | (s->smart_autosave?0x80:0x00); |
2181 |
if (s->smart_selftest_count == 0) { |
2182 |
s->io_buffer[363] = 0; |
2183 |
} else {
|
2184 |
s->io_buffer[363] =
|
2185 |
s->smart_selftest_data[3 +
|
2186 |
(s->smart_selftest_count - 1) *
|
2187 |
24];
|
2188 |
} |
2189 |
s->io_buffer[364] = 0x20; |
2190 |
s->io_buffer[365] = 0x01; |
2191 |
/* offline data collection capacity: execute + self-test*/
|
2192 |
s->io_buffer[367] = (1<<4 | 1<<3 | 1); |
2193 |
s->io_buffer[368] = 0x03; /* smart capability (1) */ |
2194 |
s->io_buffer[369] = 0x00; /* smart capability (2) */ |
2195 |
s->io_buffer[370] = 0x01; /* error logging supported */ |
2196 |
s->io_buffer[372] = 0x02; /* minutes for poll short test */ |
2197 |
s->io_buffer[373] = 0x36; /* minutes for poll ext test */ |
2198 |
s->io_buffer[374] = 0x01; /* minutes for poll conveyance */ |
2199 |
|
2200 |
for (n=0; n<511; n++) |
2201 |
s->io_buffer[511] += s->io_buffer[n];
|
2202 |
s->io_buffer[511] = 0x100 - s->io_buffer[511]; |
2203 |
s->status = READY_STAT | SEEK_STAT; |
2204 |
ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
|
2205 |
ide_set_irq(s); |
2206 |
break;
|
2207 |
case SMART_READ_LOG:
|
2208 |
switch (s->sector) {
|
2209 |
case 0x01: /* summary smart error log */ |
2210 |
memset(s->io_buffer, 0, 0x200); |
2211 |
s->io_buffer[0] = 0x01; |
2212 |
s->io_buffer[1] = 0x00; /* no error entries */ |
2213 |
s->io_buffer[452] = s->smart_errors & 0xff; |
2214 |
s->io_buffer[453] = (s->smart_errors & 0xff00) >> 8; |
2215 |
|
2216 |
for (n=0; n<511; n++) |
2217 |
s->io_buffer[511] += s->io_buffer[n];
|
2218 |
s->io_buffer[511] = 0x100 - s->io_buffer[511]; |
2219 |
break;
|
2220 |
case 0x06: /* smart self test log */ |
2221 |
memset(s->io_buffer, 0, 0x200); |
2222 |
s->io_buffer[0] = 0x01; |
2223 |
if (s->smart_selftest_count == 0) { |
2224 |
s->io_buffer[508] = 0; |
2225 |
} else {
|
2226 |
s->io_buffer[508] = s->smart_selftest_count;
|
2227 |
for (n=2; n<506; n++) |
2228 |
s->io_buffer[n] = s->smart_selftest_data[n]; |
2229 |
} |
2230 |
for (n=0; n<511; n++) |
2231 |
s->io_buffer[511] += s->io_buffer[n];
|
2232 |
s->io_buffer[511] = 0x100 - s->io_buffer[511]; |
2233 |
break;
|
2234 |
default:
|
2235 |
goto abort_cmd;
|
2236 |
} |
2237 |
s->status = READY_STAT | SEEK_STAT; |
2238 |
ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
|
2239 |
ide_set_irq(s); |
2240 |
break;
|
2241 |
case SMART_EXECUTE_OFFLINE:
|
2242 |
switch (s->sector) {
|
2243 |
case 0: /* off-line routine */ |
2244 |
case 1: /* short self test */ |
2245 |
case 2: /* extended self test */ |
2246 |
s->smart_selftest_count++; |
2247 |
if(s->smart_selftest_count > 21) |
2248 |
s->smart_selftest_count = 0;
|
2249 |
n = 2 + (s->smart_selftest_count - 1) * 24; |
2250 |
s->smart_selftest_data[n] = s->sector; |
2251 |
s->smart_selftest_data[n+1] = 0x00; /* OK and finished */ |
2252 |
s->smart_selftest_data[n+2] = 0x34; /* hour count lsb */ |
2253 |
s->smart_selftest_data[n+3] = 0x12; /* hour count msb */ |
2254 |
s->status = READY_STAT | SEEK_STAT; |
2255 |
ide_set_irq(s); |
2256 |
break;
|
2257 |
default:
|
2258 |
goto abort_cmd;
|
2259 |
} |
2260 |
break;
|
2261 |
default:
|
2262 |
goto abort_cmd;
|
2263 |
} |
2264 |
break;
|
2265 |
default:
|
2266 |
abort_cmd:
|
2267 |
ide_abort_command(s); |
2268 |
ide_set_irq(s); |
2269 |
break;
|
2270 |
} |
2271 |
} |
2272 |
} |
2273 |
|
2274 |
uint32_t ide_ioport_read(void *opaque, uint32_t addr1)
|
2275 |
{ |
2276 |
IDEBus *bus = opaque; |
2277 |
IDEState *s = idebus_active_if(bus); |
2278 |
uint32_t addr; |
2279 |
int ret, hob;
|
2280 |
|
2281 |
addr = addr1 & 7;
|
2282 |
/* FIXME: HOB readback uses bit 7, but it's always set right now */
|
2283 |
//hob = s->select & (1 << 7);
|
2284 |
hob = 0;
|
2285 |
switch(addr) {
|
2286 |
case 0: |
2287 |
ret = 0xff;
|
2288 |
break;
|
2289 |
case 1: |
2290 |
if ((!bus->ifs[0].bs && !bus->ifs[1].bs) || |
2291 |
(s != bus->ifs && !s->bs)) |
2292 |
ret = 0;
|
2293 |
else if (!hob) |
2294 |
ret = s->error; |
2295 |
else
|
2296 |
ret = s->hob_feature; |
2297 |
break;
|
2298 |
case 2: |
2299 |
if (!bus->ifs[0].bs && !bus->ifs[1].bs) |
2300 |
ret = 0;
|
2301 |
else if (!hob) |
2302 |
ret = s->nsector & 0xff;
|
2303 |
else
|
2304 |
ret = s->hob_nsector; |
2305 |
break;
|
2306 |
case 3: |
2307 |
if (!bus->ifs[0].bs && !bus->ifs[1].bs) |
2308 |
ret = 0;
|
2309 |
else if (!hob) |
2310 |
ret = s->sector; |
2311 |
else
|
2312 |
ret = s->hob_sector; |
2313 |
break;
|
2314 |
case 4: |
2315 |
if (!bus->ifs[0].bs && !bus->ifs[1].bs) |
2316 |
ret = 0;
|
2317 |
else if (!hob) |
2318 |
ret = s->lcyl; |
2319 |
else
|
2320 |
ret = s->hob_lcyl; |
2321 |
break;
|
2322 |
case 5: |
2323 |
if (!bus->ifs[0].bs && !bus->ifs[1].bs) |
2324 |
ret = 0;
|
2325 |
else if (!hob) |
2326 |
ret = s->hcyl; |
2327 |
else
|
2328 |
ret = s->hob_hcyl; |
2329 |
break;
|
2330 |
case 6: |
2331 |
if (!bus->ifs[0].bs && !bus->ifs[1].bs) |
2332 |
ret = 0;
|
2333 |
else
|
2334 |
ret = s->select; |
2335 |
break;
|
2336 |
default:
|
2337 |
case 7: |
2338 |
if ((!bus->ifs[0].bs && !bus->ifs[1].bs) || |
2339 |
(s != bus->ifs && !s->bs)) |
2340 |
ret = 0;
|
2341 |
else
|
2342 |
ret = s->status; |
2343 |
qemu_irq_lower(s->irq); |
2344 |
break;
|
2345 |
} |
2346 |
#ifdef DEBUG_IDE
|
2347 |
printf("ide: read addr=0x%x val=%02x\n", addr1, ret);
|
2348 |
#endif
|
2349 |
return ret;
|
2350 |
} |
2351 |
|
2352 |
uint32_t ide_status_read(void *opaque, uint32_t addr)
|
2353 |
{ |
2354 |
IDEBus *bus = opaque; |
2355 |
IDEState *s = idebus_active_if(bus); |
2356 |
int ret;
|
2357 |
|
2358 |
if ((!bus->ifs[0].bs && !bus->ifs[1].bs) || |
2359 |
(s != bus->ifs && !s->bs)) |
2360 |
ret = 0;
|
2361 |
else
|
2362 |
ret = s->status; |
2363 |
#ifdef DEBUG_IDE
|
2364 |
printf("ide: read status addr=0x%x val=%02x\n", addr, ret);
|
2365 |
#endif
|
2366 |
return ret;
|
2367 |
} |
2368 |
|
2369 |
void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val) |
2370 |
{ |
2371 |
IDEBus *bus = opaque; |
2372 |
IDEState *s; |
2373 |
int i;
|
2374 |
|
2375 |
#ifdef DEBUG_IDE
|
2376 |
printf("ide: write control addr=0x%x val=%02x\n", addr, val);
|
2377 |
#endif
|
2378 |
/* common for both drives */
|
2379 |
if (!(bus->ifs[0].cmd & IDE_CMD_RESET) && |
2380 |
(val & IDE_CMD_RESET)) { |
2381 |
/* reset low to high */
|
2382 |
for(i = 0;i < 2; i++) { |
2383 |
s = &bus->ifs[i]; |
2384 |
s->status = BUSY_STAT | SEEK_STAT; |
2385 |
s->error = 0x01;
|
2386 |
} |
2387 |
} else if ((bus->ifs[0].cmd & IDE_CMD_RESET) && |
2388 |
!(val & IDE_CMD_RESET)) { |
2389 |
/* high to low */
|
2390 |
for(i = 0;i < 2; i++) { |
2391 |
s = &bus->ifs[i]; |
2392 |
if (s->is_cdrom)
|
2393 |
s->status = 0x00; /* NOTE: READY is _not_ set */ |
2394 |
else
|
2395 |
s->status = READY_STAT | SEEK_STAT; |
2396 |
ide_set_signature(s); |
2397 |
} |
2398 |
} |
2399 |
|
2400 |
bus->ifs[0].cmd = val;
|
2401 |
bus->ifs[1].cmd = val;
|
2402 |
} |
2403 |
|
2404 |
void ide_data_writew(void *opaque, uint32_t addr, uint32_t val) |
2405 |
{ |
2406 |
IDEBus *bus = opaque; |
2407 |
IDEState *s = idebus_active_if(bus); |
2408 |
uint8_t *p; |
2409 |
|
2410 |
/* PIO data access allowed only when DRQ bit is set */
|
2411 |
if (!(s->status & DRQ_STAT))
|
2412 |
return;
|
2413 |
|
2414 |
p = s->data_ptr; |
2415 |
*(uint16_t *)p = le16_to_cpu(val); |
2416 |
p += 2;
|
2417 |
s->data_ptr = p; |
2418 |
if (p >= s->data_end)
|
2419 |
s->end_transfer_func(s); |
2420 |
} |
2421 |
|
2422 |
uint32_t ide_data_readw(void *opaque, uint32_t addr)
|
2423 |
{ |
2424 |
IDEBus *bus = opaque; |
2425 |
IDEState *s = idebus_active_if(bus); |
2426 |
uint8_t *p; |
2427 |
int ret;
|
2428 |
|
2429 |
/* PIO data access allowed only when DRQ bit is set */
|
2430 |
if (!(s->status & DRQ_STAT))
|
2431 |
return 0; |
2432 |
|
2433 |
p = s->data_ptr; |
2434 |
ret = cpu_to_le16(*(uint16_t *)p); |
2435 |
p += 2;
|
2436 |
s->data_ptr = p; |
2437 |
if (p >= s->data_end)
|
2438 |
s->end_transfer_func(s); |
2439 |
return ret;
|
2440 |
} |
2441 |
|
2442 |
void ide_data_writel(void *opaque, uint32_t addr, uint32_t val) |
2443 |
{ |
2444 |
IDEBus *bus = opaque; |
2445 |
IDEState *s = idebus_active_if(bus); |
2446 |
uint8_t *p; |
2447 |
|
2448 |
/* PIO data access allowed only when DRQ bit is set */
|
2449 |
if (!(s->status & DRQ_STAT))
|
2450 |
return;
|
2451 |
|
2452 |
p = s->data_ptr; |
2453 |
*(uint32_t *)p = le32_to_cpu(val); |
2454 |
p += 4;
|
2455 |
s->data_ptr = p; |
2456 |
if (p >= s->data_end)
|
2457 |
s->end_transfer_func(s); |
2458 |
} |
2459 |
|
2460 |
uint32_t ide_data_readl(void *opaque, uint32_t addr)
|
2461 |
{ |
2462 |
IDEBus *bus = opaque; |
2463 |
IDEState *s = idebus_active_if(bus); |
2464 |
uint8_t *p; |
2465 |
int ret;
|
2466 |
|
2467 |
/* PIO data access allowed only when DRQ bit is set */
|
2468 |
if (!(s->status & DRQ_STAT))
|
2469 |
return 0; |
2470 |
|
2471 |
p = s->data_ptr; |
2472 |
ret = cpu_to_le32(*(uint32_t *)p); |
2473 |
p += 4;
|
2474 |
s->data_ptr = p; |
2475 |
if (p >= s->data_end)
|
2476 |
s->end_transfer_func(s); |
2477 |
return ret;
|
2478 |
} |
2479 |
|
2480 |
static void ide_dummy_transfer_stop(IDEState *s) |
2481 |
{ |
2482 |
s->data_ptr = s->io_buffer; |
2483 |
s->data_end = s->io_buffer; |
2484 |
s->io_buffer[0] = 0xff; |
2485 |
s->io_buffer[1] = 0xff; |
2486 |
s->io_buffer[2] = 0xff; |
2487 |
s->io_buffer[3] = 0xff; |
2488 |
} |
2489 |
|
2490 |
void ide_reset(IDEState *s)
|
2491 |
{ |
2492 |
IDEBus *bus = s->bus; |
2493 |
|
2494 |
if (s->is_cf)
|
2495 |
s->mult_sectors = 0;
|
2496 |
else
|
2497 |
s->mult_sectors = MAX_MULT_SECTORS; |
2498 |
bus->unit = s->unit; |
2499 |
s->select = 0xa0;
|
2500 |
s->status = READY_STAT | SEEK_STAT; |
2501 |
ide_set_signature(s); |
2502 |
/* init the transfer handler so that 0xffff is returned on data
|
2503 |
accesses */
|
2504 |
s->end_transfer_func = ide_dummy_transfer_stop; |
2505 |
ide_dummy_transfer_stop(s); |
2506 |
s->media_changed = 0;
|
2507 |
} |
2508 |
|
2509 |
void ide_init2(IDEBus *bus, BlockDriverState *hd0, BlockDriverState *hd1,
|
2510 |
qemu_irq irq) |
2511 |
{ |
2512 |
IDEState *s; |
2513 |
static int drive_serial = 1; |
2514 |
int i, cylinders, heads, secs;
|
2515 |
uint64_t nb_sectors; |
2516 |
|
2517 |
for(i = 0; i < 2; i++) { |
2518 |
s = bus->ifs + i; |
2519 |
s->bus = bus; |
2520 |
s->unit = i; |
2521 |
s->bs = (i == 0) ? hd0 : hd1;
|
2522 |
s->io_buffer = qemu_blockalign(s->bs, IDE_DMA_BUF_SECTORS*512 + 4); |
2523 |
if (s->bs) {
|
2524 |
bdrv_get_geometry(s->bs, &nb_sectors); |
2525 |
bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs); |
2526 |
s->cylinders = cylinders; |
2527 |
s->heads = heads; |
2528 |
s->sectors = secs; |
2529 |
s->nb_sectors = nb_sectors; |
2530 |
/* The SMART values should be preserved across power cycles
|
2531 |
but they aren't. */
|
2532 |
s->smart_enabled = 1;
|
2533 |
s->smart_autosave = 1;
|
2534 |
s->smart_errors = 0;
|
2535 |
s->smart_selftest_count = 0;
|
2536 |
s->smart_selftest_data = qemu_blockalign(s->bs, 512);
|
2537 |
if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) {
|
2538 |
s->is_cdrom = 1;
|
2539 |
bdrv_set_change_cb(s->bs, cdrom_change_cb, s); |
2540 |
} |
2541 |
} |
2542 |
s->drive_serial = drive_serial++; |
2543 |
strncpy(s->drive_serial_str, drive_get_serial(s->bs), |
2544 |
sizeof(s->drive_serial_str));
|
2545 |
if (strlen(s->drive_serial_str) == 0) |
2546 |
snprintf(s->drive_serial_str, sizeof(s->drive_serial_str),
|
2547 |
"QM%05d", s->drive_serial);
|
2548 |
s->irq = irq; |
2549 |
s->sector_write_timer = qemu_new_timer(vm_clock, |
2550 |
ide_sector_write_timer_cb, s); |
2551 |
ide_reset(s); |
2552 |
} |
2553 |
} |
2554 |
|
2555 |
void ide_init_ioport(IDEBus *bus, int iobase, int iobase2) |
2556 |
{ |
2557 |
register_ioport_write(iobase, 8, 1, ide_ioport_write, bus); |
2558 |
register_ioport_read(iobase, 8, 1, ide_ioport_read, bus); |
2559 |
if (iobase2) {
|
2560 |
register_ioport_read(iobase2, 1, 1, ide_status_read, bus); |
2561 |
register_ioport_write(iobase2, 1, 1, ide_cmd_write, bus); |
2562 |
} |
2563 |
|
2564 |
/* data ports */
|
2565 |
register_ioport_write(iobase, 2, 2, ide_data_writew, bus); |
2566 |
register_ioport_read(iobase, 2, 2, ide_data_readw, bus); |
2567 |
register_ioport_write(iobase, 4, 4, ide_data_writel, bus); |
2568 |
register_ioport_read(iobase, 4, 4, ide_data_readl, bus); |
2569 |
} |
2570 |
|
2571 |
/* save per IDE drive data */
|
2572 |
void ide_save(QEMUFile* f, IDEState *s)
|
2573 |
{ |
2574 |
qemu_put_be32(f, s->mult_sectors); |
2575 |
qemu_put_be32(f, s->identify_set); |
2576 |
if (s->identify_set) {
|
2577 |
qemu_put_buffer(f, (const uint8_t *)s->identify_data, 512); |
2578 |
} |
2579 |
qemu_put_8s(f, &s->feature); |
2580 |
qemu_put_8s(f, &s->error); |
2581 |
qemu_put_be32s(f, &s->nsector); |
2582 |
qemu_put_8s(f, &s->sector); |
2583 |
qemu_put_8s(f, &s->lcyl); |
2584 |
qemu_put_8s(f, &s->hcyl); |
2585 |
qemu_put_8s(f, &s->hob_feature); |
2586 |
qemu_put_8s(f, &s->hob_nsector); |
2587 |
qemu_put_8s(f, &s->hob_sector); |
2588 |
qemu_put_8s(f, &s->hob_lcyl); |
2589 |
qemu_put_8s(f, &s->hob_hcyl); |
2590 |
qemu_put_8s(f, &s->select); |
2591 |
qemu_put_8s(f, &s->status); |
2592 |
qemu_put_8s(f, &s->lba48); |
2593 |
|
2594 |
qemu_put_8s(f, &s->sense_key); |
2595 |
qemu_put_8s(f, &s->asc); |
2596 |
qemu_put_8s(f, &s->cdrom_changed); |
2597 |
/* XXX: if a transfer is pending, we do not save it yet */
|
2598 |
} |
2599 |
|
2600 |
/* load per IDE drive data */
|
2601 |
void ide_load(QEMUFile* f, IDEState *s, int version_id) |
2602 |
{ |
2603 |
s->mult_sectors=qemu_get_be32(f); |
2604 |
s->identify_set=qemu_get_be32(f); |
2605 |
if (s->identify_set) {
|
2606 |
qemu_get_buffer(f, (uint8_t *)s->identify_data, 512);
|
2607 |
} |
2608 |
qemu_get_8s(f, &s->feature); |
2609 |
qemu_get_8s(f, &s->error); |
2610 |
qemu_get_be32s(f, &s->nsector); |
2611 |
qemu_get_8s(f, &s->sector); |
2612 |
qemu_get_8s(f, &s->lcyl); |
2613 |
qemu_get_8s(f, &s->hcyl); |
2614 |
qemu_get_8s(f, &s->hob_feature); |
2615 |
qemu_get_8s(f, &s->hob_nsector); |
2616 |
qemu_get_8s(f, &s->hob_sector); |
2617 |
qemu_get_8s(f, &s->hob_lcyl); |
2618 |
qemu_get_8s(f, &s->hob_hcyl); |
2619 |
qemu_get_8s(f, &s->select); |
2620 |
qemu_get_8s(f, &s->status); |
2621 |
qemu_get_8s(f, &s->lba48); |
2622 |
|
2623 |
qemu_get_8s(f, &s->sense_key); |
2624 |
qemu_get_8s(f, &s->asc); |
2625 |
if (version_id == 3) { |
2626 |
qemu_get_8s(f, &s->cdrom_changed); |
2627 |
} else {
|
2628 |
if (s->sense_key == SENSE_UNIT_ATTENTION &&
|
2629 |
s->asc == ASC_MEDIUM_MAY_HAVE_CHANGED) |
2630 |
s->cdrom_changed = 1;
|
2631 |
} |
2632 |
/* XXX: if a transfer is pending, we do not save it yet */
|
2633 |
} |
2634 |
|
2635 |
void idebus_save(QEMUFile* f, IDEBus *bus)
|
2636 |
{ |
2637 |
IDEState *s = idebus_active_if(bus); |
2638 |
qemu_put_8s(f, &s->cmd); |
2639 |
qemu_put_8s(f, &bus->unit); |
2640 |
} |
2641 |
|
2642 |
void idebus_load(QEMUFile* f, IDEBus *bus, int version_id) |
2643 |
{ |
2644 |
IDEState *s; |
2645 |
uint8_t cmd; |
2646 |
|
2647 |
qemu_get_8s(f, &cmd); |
2648 |
qemu_get_8s(f, &bus->unit); |
2649 |
s = idebus_active_if(bus); |
2650 |
s->cmd = cmd; |
2651 |
} |
2652 |
|
2653 |
/***********************************************************/
|
2654 |
/* PCI IDE definitions */
|
2655 |
|
2656 |
static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb) |
2657 |
{ |
2658 |
BMDMAState *bm = s->bus->bmdma; |
2659 |
if(!bm)
|
2660 |
return;
|
2661 |
bm->unit = s->unit; |
2662 |
bm->dma_cb = dma_cb; |
2663 |
bm->cur_prd_last = 0;
|
2664 |
bm->cur_prd_addr = 0;
|
2665 |
bm->cur_prd_len = 0;
|
2666 |
bm->sector_num = ide_get_sector(s); |
2667 |
bm->nsector = s->nsector; |
2668 |
if (bm->status & BM_STATUS_DMAING) {
|
2669 |
bm->dma_cb(bm, 0);
|
2670 |
} |
2671 |
} |
2672 |
|
2673 |
static void ide_dma_restart(IDEState *s) |
2674 |
{ |
2675 |
BMDMAState *bm = s->bus->bmdma; |
2676 |
ide_set_sector(s, bm->sector_num); |
2677 |
s->io_buffer_index = 0;
|
2678 |
s->io_buffer_size = 0;
|
2679 |
s->nsector = bm->nsector; |
2680 |
bm->cur_addr = bm->addr; |
2681 |
bm->dma_cb = ide_write_dma_cb; |
2682 |
ide_dma_start(s, bm->dma_cb); |
2683 |
} |
2684 |
|
2685 |
void ide_dma_cancel(BMDMAState *bm)
|
2686 |
{ |
2687 |
if (bm->status & BM_STATUS_DMAING) {
|
2688 |
bm->status &= ~BM_STATUS_DMAING; |
2689 |
/* cancel DMA request */
|
2690 |
bm->unit = -1;
|
2691 |
bm->dma_cb = NULL;
|
2692 |
if (bm->aiocb) {
|
2693 |
#ifdef DEBUG_AIO
|
2694 |
printf("aio_cancel\n");
|
2695 |
#endif
|
2696 |
bdrv_aio_cancel(bm->aiocb); |
2697 |
bm->aiocb = NULL;
|
2698 |
} |
2699 |
} |
2700 |
} |
2701 |
|
2702 |
/***********************************************************/
|
2703 |
/* MMIO based ide port
|
2704 |
* This emulates IDE device connected directly to the CPU bus without
|
2705 |
* dedicated ide controller, which is often seen on embedded boards.
|
2706 |
*/
|
2707 |
|
2708 |
typedef struct { |
2709 |
IDEBus *bus; |
2710 |
int shift;
|
2711 |
} MMIOState; |
2712 |
|
2713 |
static uint32_t mmio_ide_read (void *opaque, target_phys_addr_t addr) |
2714 |
{ |
2715 |
MMIOState *s = (MMIOState*)opaque; |
2716 |
IDEBus *bus = s->bus; |
2717 |
addr >>= s->shift; |
2718 |
if (addr & 7) |
2719 |
return ide_ioport_read(bus, addr);
|
2720 |
else
|
2721 |
return ide_data_readw(bus, 0); |
2722 |
} |
2723 |
|
2724 |
static void mmio_ide_write (void *opaque, target_phys_addr_t addr, |
2725 |
uint32_t val) |
2726 |
{ |
2727 |
MMIOState *s = (MMIOState*)opaque; |
2728 |
IDEBus *bus = s->bus; |
2729 |
addr >>= s->shift; |
2730 |
if (addr & 7) |
2731 |
ide_ioport_write(bus, addr, val); |
2732 |
else
|
2733 |
ide_data_writew(bus, 0, val);
|
2734 |
} |
2735 |
|
2736 |
static CPUReadMemoryFunc * const mmio_ide_reads[] = { |
2737 |
mmio_ide_read, |
2738 |
mmio_ide_read, |
2739 |
mmio_ide_read, |
2740 |
}; |
2741 |
|
2742 |
static CPUWriteMemoryFunc * const mmio_ide_writes[] = { |
2743 |
mmio_ide_write, |
2744 |
mmio_ide_write, |
2745 |
mmio_ide_write, |
2746 |
}; |
2747 |
|
2748 |
static uint32_t mmio_ide_status_read (void *opaque, target_phys_addr_t addr) |
2749 |
{ |
2750 |
MMIOState *s= (MMIOState*)opaque; |
2751 |
IDEBus *bus = s->bus; |
2752 |
return ide_status_read(bus, 0); |
2753 |
} |
2754 |
|
2755 |
static void mmio_ide_cmd_write (void *opaque, target_phys_addr_t addr, |
2756 |
uint32_t val) |
2757 |
{ |
2758 |
MMIOState *s = (MMIOState*)opaque; |
2759 |
IDEBus *bus = s->bus; |
2760 |
ide_cmd_write(bus, 0, val);
|
2761 |
} |
2762 |
|
2763 |
static CPUReadMemoryFunc * const mmio_ide_status[] = { |
2764 |
mmio_ide_status_read, |
2765 |
mmio_ide_status_read, |
2766 |
mmio_ide_status_read, |
2767 |
}; |
2768 |
|
2769 |
static CPUWriteMemoryFunc * const mmio_ide_cmd[] = { |
2770 |
mmio_ide_cmd_write, |
2771 |
mmio_ide_cmd_write, |
2772 |
mmio_ide_cmd_write, |
2773 |
}; |
2774 |
|
2775 |
void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2,
|
2776 |
qemu_irq irq, int shift,
|
2777 |
BlockDriverState *hd0, BlockDriverState *hd1) |
2778 |
{ |
2779 |
MMIOState *s = qemu_mallocz(sizeof(MMIOState));
|
2780 |
IDEBus *bus = qemu_mallocz(sizeof(*bus));
|
2781 |
int mem1, mem2;
|
2782 |
|
2783 |
ide_init2(bus, hd0, hd1, irq); |
2784 |
|
2785 |
s->bus = bus; |
2786 |
s->shift = shift; |
2787 |
|
2788 |
mem1 = cpu_register_io_memory(mmio_ide_reads, mmio_ide_writes, s); |
2789 |
mem2 = cpu_register_io_memory(mmio_ide_status, mmio_ide_cmd, s); |
2790 |
cpu_register_physical_memory(membase, 16 << shift, mem1);
|
2791 |
cpu_register_physical_memory(membase2, 2 << shift, mem2);
|
2792 |
} |
2793 |
|
2794 |
/***********************************************************/
|
2795 |
/* CF-ATA Microdrive */
|
2796 |
|
2797 |
#define METADATA_SIZE 0x20 |
2798 |
|
2799 |
/* DSCM-1XXXX Microdrive hard disk with CF+ II / PCMCIA interface. */
|
2800 |
typedef struct { |
2801 |
IDEBus bus; |
2802 |
PCMCIACardState card; |
2803 |
uint32_t attr_base; |
2804 |
uint32_t io_base; |
2805 |
|
2806 |
/* Card state */
|
2807 |
uint8_t opt; |
2808 |
uint8_t stat; |
2809 |
uint8_t pins; |
2810 |
|
2811 |
uint8_t ctrl; |
2812 |
uint16_t io; |
2813 |
int cycle;
|
2814 |
} MicroDriveState; |
2815 |
|
2816 |
/* Register bitfields */
|
2817 |
enum md_opt {
|
2818 |
OPT_MODE_MMAP = 0,
|
2819 |
OPT_MODE_IOMAP16 = 1,
|
2820 |
OPT_MODE_IOMAP1 = 2,
|
2821 |
OPT_MODE_IOMAP2 = 3,
|
2822 |
OPT_MODE = 0x3f,
|
2823 |
OPT_LEVIREQ = 0x40,
|
2824 |
OPT_SRESET = 0x80,
|
2825 |
}; |
2826 |
enum md_cstat {
|
2827 |
STAT_INT = 0x02,
|
2828 |
STAT_PWRDWN = 0x04,
|
2829 |
STAT_XE = 0x10,
|
2830 |
STAT_IOIS8 = 0x20,
|
2831 |
STAT_SIGCHG = 0x40,
|
2832 |
STAT_CHANGED = 0x80,
|
2833 |
}; |
2834 |
enum md_pins {
|
2835 |
PINS_MRDY = 0x02,
|
2836 |
PINS_CRDY = 0x20,
|
2837 |
}; |
2838 |
enum md_ctrl {
|
2839 |
CTRL_IEN = 0x02,
|
2840 |
CTRL_SRST = 0x04,
|
2841 |
}; |
2842 |
|
2843 |
static inline void md_interrupt_update(MicroDriveState *s) |
2844 |
{ |
2845 |
if (!s->card.slot)
|
2846 |
return;
|
2847 |
|
2848 |
qemu_set_irq(s->card.slot->irq, |
2849 |
!(s->stat & STAT_INT) && /* Inverted */
|
2850 |
!(s->ctrl & (CTRL_IEN | CTRL_SRST)) && |
2851 |
!(s->opt & OPT_SRESET)); |
2852 |
} |
2853 |
|
2854 |
static void md_set_irq(void *opaque, int irq, int level) |
2855 |
{ |
2856 |
MicroDriveState *s = (MicroDriveState *) opaque; |
2857 |
if (level)
|
2858 |
s->stat |= STAT_INT; |
2859 |
else
|
2860 |
s->stat &= ~STAT_INT; |
2861 |
|
2862 |
md_interrupt_update(s); |
2863 |
} |
2864 |
|
2865 |
static void md_reset(MicroDriveState *s) |
2866 |
{ |
2867 |
s->opt = OPT_MODE_MMAP; |
2868 |
s->stat = 0;
|
2869 |
s->pins = 0;
|
2870 |
s->cycle = 0;
|
2871 |
s->ctrl = 0;
|
2872 |
ide_reset(s->bus.ifs); |
2873 |
} |
2874 |
|
2875 |
static uint8_t md_attr_read(void *opaque, uint32_t at) |
2876 |
{ |
2877 |
MicroDriveState *s = (MicroDriveState *) opaque; |
2878 |
if (at < s->attr_base) {
|
2879 |
if (at < s->card.cis_len)
|
2880 |
return s->card.cis[at];
|
2881 |
else
|
2882 |
return 0x00; |
2883 |
} |
2884 |
|
2885 |
at -= s->attr_base; |
2886 |
|
2887 |
switch (at) {
|
2888 |
case 0x00: /* Configuration Option Register */ |
2889 |
return s->opt;
|
2890 |
case 0x02: /* Card Configuration Status Register */ |
2891 |
if (s->ctrl & CTRL_IEN)
|
2892 |
return s->stat & ~STAT_INT;
|
2893 |
else
|
2894 |
return s->stat;
|
2895 |
case 0x04: /* Pin Replacement Register */ |
2896 |
return (s->pins & PINS_CRDY) | 0x0c; |
2897 |
case 0x06: /* Socket and Copy Register */ |
2898 |
return 0x00; |
2899 |
#ifdef VERBOSE
|
2900 |
default:
|
2901 |
printf("%s: Bad attribute space register %02x\n", __FUNCTION__, at);
|
2902 |
#endif
|
2903 |
} |
2904 |
|
2905 |
return 0; |
2906 |
} |
2907 |
|
2908 |
static void md_attr_write(void *opaque, uint32_t at, uint8_t value) |
2909 |
{ |
2910 |
MicroDriveState *s = (MicroDriveState *) opaque; |
2911 |
at -= s->attr_base; |
2912 |
|
2913 |
switch (at) {
|
2914 |
case 0x00: /* Configuration Option Register */ |
2915 |
s->opt = value & 0xcf;
|
2916 |
if (value & OPT_SRESET)
|
2917 |
md_reset(s); |
2918 |
md_interrupt_update(s); |
2919 |
break;
|
2920 |
case 0x02: /* Card Configuration Status Register */ |
2921 |
if ((s->stat ^ value) & STAT_PWRDWN)
|
2922 |
s->pins |= PINS_CRDY; |
2923 |
s->stat &= 0x82;
|
2924 |
s->stat |= value & 0x74;
|
2925 |
md_interrupt_update(s); |
2926 |
/* Word 170 in Identify Device must be equal to STAT_XE */
|
2927 |
break;
|
2928 |
case 0x04: /* Pin Replacement Register */ |
2929 |
s->pins &= PINS_CRDY; |
2930 |
s->pins |= value & PINS_MRDY; |
2931 |
break;
|
2932 |
case 0x06: /* Socket and Copy Register */ |
2933 |
break;
|
2934 |
default:
|
2935 |
printf("%s: Bad attribute space register %02x\n", __FUNCTION__, at);
|
2936 |
} |
2937 |
} |
2938 |
|
2939 |
static uint16_t md_common_read(void *opaque, uint32_t at) |
2940 |
{ |
2941 |
MicroDriveState *s = (MicroDriveState *) opaque; |
2942 |
IDEState *ifs; |
2943 |
uint16_t ret; |
2944 |
at -= s->io_base; |
2945 |
|
2946 |
switch (s->opt & OPT_MODE) {
|
2947 |
case OPT_MODE_MMAP:
|
2948 |
if ((at & ~0x3ff) == 0x400) |
2949 |
at = 0;
|
2950 |
break;
|
2951 |
case OPT_MODE_IOMAP16:
|
2952 |
at &= 0xf;
|
2953 |
break;
|
2954 |
case OPT_MODE_IOMAP1:
|
2955 |
if ((at & ~0xf) == 0x3f0) |
2956 |
at -= 0x3e8;
|
2957 |
else if ((at & ~0xf) == 0x1f0) |
2958 |
at -= 0x1f0;
|
2959 |
break;
|
2960 |
case OPT_MODE_IOMAP2:
|
2961 |
if ((at & ~0xf) == 0x370) |
2962 |
at -= 0x368;
|
2963 |
else if ((at & ~0xf) == 0x170) |
2964 |
at -= 0x170;
|
2965 |
} |
2966 |
|
2967 |
switch (at) {
|
2968 |
case 0x0: /* Even RD Data */ |
2969 |
case 0x8: |
2970 |
return ide_data_readw(&s->bus, 0); |
2971 |
|
2972 |
/* TODO: 8-bit accesses */
|
2973 |
if (s->cycle)
|
2974 |
ret = s->io >> 8;
|
2975 |
else {
|
2976 |
s->io = ide_data_readw(&s->bus, 0);
|
2977 |
ret = s->io & 0xff;
|
2978 |
} |
2979 |
s->cycle = !s->cycle; |
2980 |
return ret;
|
2981 |
case 0x9: /* Odd RD Data */ |
2982 |
return s->io >> 8; |
2983 |
case 0xd: /* Error */ |
2984 |
return ide_ioport_read(&s->bus, 0x1); |
2985 |
case 0xe: /* Alternate Status */ |
2986 |
ifs = idebus_active_if(&s->bus); |
2987 |
if (ifs->bs)
|
2988 |
return ifs->status;
|
2989 |
else
|
2990 |
return 0; |
2991 |
case 0xf: /* Device Address */ |
2992 |
ifs = idebus_active_if(&s->bus); |
2993 |
return 0xc2 | ((~ifs->select << 2) & 0x3c); |
2994 |
default:
|
2995 |
return ide_ioport_read(&s->bus, at);
|
2996 |
} |
2997 |
|
2998 |
return 0; |
2999 |
} |
3000 |
|
3001 |
static void md_common_write(void *opaque, uint32_t at, uint16_t value) |
3002 |
{ |
3003 |
MicroDriveState *s = (MicroDriveState *) opaque; |
3004 |
at -= s->io_base; |
3005 |
|
3006 |
switch (s->opt & OPT_MODE) {
|
3007 |
case OPT_MODE_MMAP:
|
3008 |
if ((at & ~0x3ff) == 0x400) |
3009 |
at = 0;
|
3010 |
break;
|
3011 |
case OPT_MODE_IOMAP16:
|
3012 |
at &= 0xf;
|
3013 |
break;
|
3014 |
case OPT_MODE_IOMAP1:
|
3015 |
if ((at & ~0xf) == 0x3f0) |
3016 |
at -= 0x3e8;
|
3017 |
else if ((at & ~0xf) == 0x1f0) |
3018 |
at -= 0x1f0;
|
3019 |
break;
|
3020 |
case OPT_MODE_IOMAP2:
|
3021 |
if ((at & ~0xf) == 0x370) |
3022 |
at -= 0x368;
|
3023 |
else if ((at & ~0xf) == 0x170) |
3024 |
at -= 0x170;
|
3025 |
} |
3026 |
|
3027 |
switch (at) {
|
3028 |
case 0x0: /* Even WR Data */ |
3029 |
case 0x8: |
3030 |
ide_data_writew(&s->bus, 0, value);
|
3031 |
break;
|
3032 |
|
3033 |
/* TODO: 8-bit accesses */
|
3034 |
if (s->cycle)
|
3035 |
ide_data_writew(&s->bus, 0, s->io | (value << 8)); |
3036 |
else
|
3037 |
s->io = value & 0xff;
|
3038 |
s->cycle = !s->cycle; |
3039 |
break;
|
3040 |
case 0x9: |
3041 |
s->io = value & 0xff;
|
3042 |
s->cycle = !s->cycle; |
3043 |
break;
|
3044 |
case 0xd: /* Features */ |
3045 |
ide_ioport_write(&s->bus, 0x1, value);
|
3046 |
break;
|
3047 |
case 0xe: /* Device Control */ |
3048 |
s->ctrl = value; |
3049 |
if (value & CTRL_SRST)
|
3050 |
md_reset(s); |
3051 |
md_interrupt_update(s); |
3052 |
break;
|
3053 |
default:
|
3054 |
if (s->stat & STAT_PWRDWN) {
|
3055 |
s->pins |= PINS_CRDY; |
3056 |
s->stat &= ~STAT_PWRDWN; |
3057 |
} |
3058 |
ide_ioport_write(&s->bus, at, value); |
3059 |
} |
3060 |
} |
3061 |
|
3062 |
static void md_save(QEMUFile *f, void *opaque) |
3063 |
{ |
3064 |
MicroDriveState *s = (MicroDriveState *) opaque; |
3065 |
int i;
|
3066 |
|
3067 |
qemu_put_8s(f, &s->opt); |
3068 |
qemu_put_8s(f, &s->stat); |
3069 |
qemu_put_8s(f, &s->pins); |
3070 |
|
3071 |
qemu_put_8s(f, &s->ctrl); |
3072 |
qemu_put_be16s(f, &s->io); |
3073 |
qemu_put_byte(f, s->cycle); |
3074 |
|
3075 |
idebus_save(f, &s->bus); |
3076 |
|
3077 |
for (i = 0; i < 2; i ++) |
3078 |
ide_save(f, &s->bus.ifs[i]); |
3079 |
} |
3080 |
|
3081 |
static int md_load(QEMUFile *f, void *opaque, int version_id) |
3082 |
{ |
3083 |
MicroDriveState *s = (MicroDriveState *) opaque; |
3084 |
int i;
|
3085 |
|
3086 |
if (version_id != 0 && version_id != 3) |
3087 |
return -EINVAL;
|
3088 |
|
3089 |
qemu_get_8s(f, &s->opt); |
3090 |
qemu_get_8s(f, &s->stat); |
3091 |
qemu_get_8s(f, &s->pins); |
3092 |
|
3093 |
qemu_get_8s(f, &s->ctrl); |
3094 |
qemu_get_be16s(f, &s->io); |
3095 |
s->cycle = qemu_get_byte(f); |
3096 |
|
3097 |
idebus_load(f, &s->bus, version_id); |
3098 |
|
3099 |
for (i = 0; i < 2; i ++) |
3100 |
ide_load(f, &s->bus.ifs[i], version_id); |
3101 |
|
3102 |
return 0; |
3103 |
} |
3104 |
|
3105 |
static const uint8_t dscm1xxxx_cis[0x14a] = { |
3106 |
[0x000] = CISTPL_DEVICE, /* 5V Device Information */ |
3107 |
[0x002] = 0x03, /* Tuple length = 4 bytes */ |
3108 |
[0x004] = 0xdb, /* ID: DTYPE_FUNCSPEC, non WP, DSPEED_150NS */ |
3109 |
[0x006] = 0x01, /* Size = 2K bytes */ |
3110 |
[0x008] = CISTPL_ENDMARK,
|
3111 |
|
3112 |
[0x00a] = CISTPL_DEVICE_OC, /* Additional Device Information */ |
3113 |
[0x00c] = 0x04, /* Tuple length = 4 byest */ |
3114 |
[0x00e] = 0x03, /* Conditions: Ext = 0, Vcc 3.3V, MWAIT = 1 */ |
3115 |
[0x010] = 0xdb, /* ID: DTYPE_FUNCSPEC, non WP, DSPEED_150NS */ |
3116 |
[0x012] = 0x01, /* Size = 2K bytes */ |
3117 |
[0x014] = CISTPL_ENDMARK,
|
3118 |
|
3119 |
[0x016] = CISTPL_JEDEC_C, /* JEDEC ID */ |
3120 |
[0x018] = 0x02, /* Tuple length = 2 bytes */ |
3121 |
[0x01a] = 0xdf, /* PC Card ATA with no Vpp required */ |
3122 |
[0x01c] = 0x01, |
3123 |
|
3124 |
[0x01e] = CISTPL_MANFID, /* Manufacture ID */ |
3125 |
[0x020] = 0x04, /* Tuple length = 4 bytes */ |
3126 |
[0x022] = 0xa4, /* TPLMID_MANF = 00a4 (IBM) */ |
3127 |
[0x024] = 0x00, |
3128 |
[0x026] = 0x00, /* PLMID_CARD = 0000 */ |
3129 |
[0x028] = 0x00, |
3130 |
|
3131 |
[0x02a] = CISTPL_VERS_1, /* Level 1 Version */ |
3132 |
[0x02c] = 0x12, /* Tuple length = 23 bytes */ |
3133 |
[0x02e] = 0x04, /* Major Version = JEIDA 4.2 / PCMCIA 2.1 */ |
3134 |
[0x030] = 0x01, /* Minor Version = 1 */ |
3135 |
[0x032] = 'I', |
3136 |
[0x034] = 'B', |
3137 |
[0x036] = 'M', |
3138 |
[0x038] = 0x00, |
3139 |
[0x03a] = 'm', |
3140 |
[0x03c] = 'i', |
3141 |
[0x03e] = 'c', |
3142 |
[0x040] = 'r', |
3143 |
[0x042] = 'o', |
3144 |
[0x044] = 'd', |
3145 |
[0x046] = 'r', |
3146 |
[0x048] = 'i', |
3147 |
[0x04a] = 'v', |
3148 |
[0x04c] = 'e', |
3149 |
[0x04e] = 0x00, |
3150 |
[0x050] = CISTPL_ENDMARK,
|
3151 |
|
3152 |
[0x052] = CISTPL_FUNCID, /* Function ID */ |
3153 |
[0x054] = 0x02, /* Tuple length = 2 bytes */ |
3154 |
[0x056] = 0x04, /* TPLFID_FUNCTION = Fixed Disk */ |
3155 |
[0x058] = 0x01, /* TPLFID_SYSINIT: POST = 1, ROM = 0 */ |
3156 |
|
3157 |
[0x05a] = CISTPL_FUNCE, /* Function Extension */ |
3158 |
[0x05c] = 0x02, /* Tuple length = 2 bytes */ |
3159 |
[0x05e] = 0x01, /* TPLFE_TYPE = Disk Device Interface */ |
3160 |
[0x060] = 0x01, /* TPLFE_DATA = PC Card ATA Interface */ |
3161 |
|
3162 |
[0x062] = CISTPL_FUNCE, /* Function Extension */ |
3163 |
[0x064] = 0x03, /* Tuple length = 3 bytes */ |
3164 |
[0x066] = 0x02, /* TPLFE_TYPE = Basic PC Card ATA Interface */ |
3165 |
[0x068] = 0x08, /* TPLFE_DATA: Rotating, Unique, Single */ |
3166 |
[0x06a] = 0x0f, /* TPLFE_DATA: Sleep, Standby, Idle, Auto */ |
3167 |
|
3168 |
[0x06c] = CISTPL_CONFIG, /* Configuration */ |
3169 |
[0x06e] = 0x05, /* Tuple length = 5 bytes */ |
3170 |
[0x070] = 0x01, /* TPCC_RASZ = 2 bytes, TPCC_RMSZ = 1 byte */ |
3171 |
[0x072] = 0x07, /* TPCC_LAST = 7 */ |
3172 |
[0x074] = 0x00, /* TPCC_RADR = 0200 */ |
3173 |
[0x076] = 0x02, |
3174 |
[0x078] = 0x0f, /* TPCC_RMSK = 200, 202, 204, 206 */ |
3175 |
|
3176 |
[0x07a] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ |
3177 |
[0x07c] = 0x0b, /* Tuple length = 11 bytes */ |
3178 |
[0x07e] = 0xc0, /* TPCE_INDX = Memory Mode, Default, Iface */ |
3179 |
[0x080] = 0xc0, /* TPCE_IF = Memory, no BVDs, no WP, READY */ |
3180 |
[0x082] = 0xa1, /* TPCE_FS = Vcc only, no I/O, Memory, Misc */ |
3181 |
[0x084] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */ |
3182 |
[0x086] = 0x55, /* NomV: 5.0 V */ |
3183 |
[0x088] = 0x4d, /* MinV: 4.5 V */ |
3184 |
[0x08a] = 0x5d, /* MaxV: 5.5 V */ |
3185 |
[0x08c] = 0x4e, /* Peakl: 450 mA */ |
3186 |
[0x08e] = 0x08, /* TPCE_MS = 1 window, 1 byte, Host address */ |
3187 |
[0x090] = 0x00, /* Window descriptor: Window length = 0 */ |
3188 |
[0x092] = 0x20, /* TPCE_MI: support power down mode, RW */ |
3189 |
|
3190 |
[0x094] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ |
3191 |
[0x096] = 0x06, /* Tuple length = 6 bytes */ |
3192 |
[0x098] = 0x00, /* TPCE_INDX = Memory Mode, no Default */ |
3193 |
[0x09a] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */ |
3194 |
[0x09c] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */ |
3195 |
[0x09e] = 0xb5, /* NomV: 3.3 V */ |
3196 |
[0x0a0] = 0x1e, |
3197 |
[0x0a2] = 0x3e, /* Peakl: 350 mA */ |
3198 |
|
3199 |
[0x0a4] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ |
3200 |
[0x0a6] = 0x0d, /* Tuple length = 13 bytes */ |
3201 |
[0x0a8] = 0xc1, /* TPCE_INDX = I/O and Memory Mode, Default */ |
3202 |
[0x0aa] = 0x41, /* TPCE_IF = I/O and Memory, no BVD, no WP */ |
3203 |
[0x0ac] = 0x99, /* TPCE_FS = Vcc only, I/O, Interrupt, Misc */ |
3204 |
[0x0ae] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */ |
3205 |
[0x0b0] = 0x55, /* NomV: 5.0 V */ |
3206 |
[0x0b2] = 0x4d, /* MinV: 4.5 V */ |
3207 |
[0x0b4] = 0x5d, /* MaxV: 5.5 V */ |
3208 |
[0x0b6] = 0x4e, /* Peakl: 450 mA */ |
3209 |
[0x0b8] = 0x64, /* TPCE_IO = 16-byte boundary, 16/8 accesses */ |
3210 |
[0x0ba] = 0xf0, /* TPCE_IR = MASK, Level, Pulse, Share */ |
3211 |
[0x0bc] = 0xff, /* IRQ0..IRQ7 supported */ |
3212 |
[0x0be] = 0xff, /* IRQ8..IRQ15 supported */ |
3213 |
[0x0c0] = 0x20, /* TPCE_MI = support power down mode */ |
3214 |
|
3215 |
[0x0c2] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ |
3216 |
[0x0c4] = 0x06, /* Tuple length = 6 bytes */ |
3217 |
[0x0c6] = 0x01, /* TPCE_INDX = I/O and Memory Mode */ |
3218 |
[0x0c8] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */ |
3219 |
[0x0ca] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */ |
3220 |
[0x0cc] = 0xb5, /* NomV: 3.3 V */ |
3221 |
[0x0ce] = 0x1e, |
3222 |
[0x0d0] = 0x3e, /* Peakl: 350 mA */ |
3223 |
|
3224 |
[0x0d2] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ |
3225 |
[0x0d4] = 0x12, /* Tuple length = 18 bytes */ |
3226 |
[0x0d6] = 0xc2, /* TPCE_INDX = I/O Primary Mode */ |
3227 |
[0x0d8] = 0x41, /* TPCE_IF = I/O and Memory, no BVD, no WP */ |
3228 |
[0x0da] = 0x99, /* TPCE_FS = Vcc only, I/O, Interrupt, Misc */ |
3229 |
[0x0dc] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */ |
3230 |
[0x0de] = 0x55, /* NomV: 5.0 V */ |
3231 |
[0x0e0] = 0x4d, /* MinV: 4.5 V */ |
3232 |
[0x0e2] = 0x5d, /* MaxV: 5.5 V */ |
3233 |
[0x0e4] = 0x4e, /* Peakl: 450 mA */ |
3234 |
[0x0e6] = 0xea, /* TPCE_IO = 1K boundary, 16/8 access, Range */ |
3235 |
[0x0e8] = 0x61, /* Range: 2 fields, 2 bytes addr, 1 byte len */ |
3236 |
[0x0ea] = 0xf0, /* Field 1 address = 0x01f0 */ |
3237 |
[0x0ec] = 0x01, |
3238 |
[0x0ee] = 0x07, /* Address block length = 8 */ |
3239 |
[0x0f0] = 0xf6, /* Field 2 address = 0x03f6 */ |
3240 |
[0x0f2] = 0x03, |
3241 |
[0x0f4] = 0x01, /* Address block length = 2 */ |
3242 |
[0x0f6] = 0xee, /* TPCE_IR = IRQ E, Level, Pulse, Share */ |
3243 |
[0x0f8] = 0x20, /* TPCE_MI = support power down mode */ |
3244 |
|
3245 |
[0x0fa] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ |
3246 |
[0x0fc] = 0x06, /* Tuple length = 6 bytes */ |
3247 |
[0x0fe] = 0x02, /* TPCE_INDX = I/O Primary Mode, no Default */ |
3248 |
[0x100] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */ |
3249 |
[0x102] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */ |
3250 |
[0x104] = 0xb5, /* NomV: 3.3 V */ |
3251 |
[0x106] = 0x1e, |
3252 |
[0x108] = 0x3e, /* Peakl: 350 mA */ |
3253 |
|
3254 |
[0x10a] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ |
3255 |
[0x10c] = 0x12, /* Tuple length = 18 bytes */ |
3256 |
[0x10e] = 0xc3, /* TPCE_INDX = I/O Secondary Mode, Default */ |
3257 |
[0x110] = 0x41, /* TPCE_IF = I/O and Memory, no BVD, no WP */ |
3258 |
[0x112] = 0x99, /* TPCE_FS = Vcc only, I/O, Interrupt, Misc */ |
3259 |
[0x114] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */ |
3260 |
[0x116] = 0x55, /* NomV: 5.0 V */ |
3261 |
[0x118] = 0x4d, /* MinV: 4.5 V */ |
3262 |
[0x11a] = 0x5d, /* MaxV: 5.5 V */ |
3263 |
[0x11c] = 0x4e, /* Peakl: 450 mA */ |
3264 |
[0x11e] = 0xea, /* TPCE_IO = 1K boundary, 16/8 access, Range */ |
3265 |
[0x120] = 0x61, /* Range: 2 fields, 2 byte addr, 1 byte len */ |
3266 |
[0x122] = 0x70, /* Field 1 address = 0x0170 */ |
3267 |
[0x124] = 0x01, |
3268 |
[0x126] = 0x07, /* Address block length = 8 */ |
3269 |
[0x128] = 0x76, /* Field 2 address = 0x0376 */ |
3270 |
[0x12a] = 0x03, |
3271 |
[0x12c] = 0x01, /* Address block length = 2 */ |
3272 |
[0x12e] = 0xee, /* TPCE_IR = IRQ E, Level, Pulse, Share */ |
3273 |
[0x130] = 0x20, /* TPCE_MI = support power down mode */ |
3274 |
|
3275 |
[0x132] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ |
3276 |
[0x134] = 0x06, /* Tuple length = 6 bytes */ |
3277 |
[0x136] = 0x03, /* TPCE_INDX = I/O Secondary Mode */ |
3278 |
[0x138] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */ |
3279 |
[0x13a] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */ |
3280 |
[0x13c] = 0xb5, /* NomV: 3.3 V */ |
3281 |
[0x13e] = 0x1e, |
3282 |
[0x140] = 0x3e, /* Peakl: 350 mA */ |
3283 |
|
3284 |
[0x142] = CISTPL_NO_LINK, /* No Link */ |
3285 |
[0x144] = 0x00, /* Tuple length = 0 bytes */ |
3286 |
|
3287 |
[0x146] = CISTPL_END, /* Tuple End */ |
3288 |
}; |
3289 |
|
3290 |
static int dscm1xxxx_attach(void *opaque) |
3291 |
{ |
3292 |
MicroDriveState *md = (MicroDriveState *) opaque; |
3293 |
md->card.attr_read = md_attr_read; |
3294 |
md->card.attr_write = md_attr_write; |
3295 |
md->card.common_read = md_common_read; |
3296 |
md->card.common_write = md_common_write; |
3297 |
md->card.io_read = md_common_read; |
3298 |
md->card.io_write = md_common_write; |
3299 |
|
3300 |
md->attr_base = md->card.cis[0x74] | (md->card.cis[0x76] << 8); |
3301 |
md->io_base = 0x0;
|
3302 |
|
3303 |
md_reset(md); |
3304 |
md_interrupt_update(md); |
3305 |
|
3306 |
md->card.slot->card_string = "DSCM-1xxxx Hitachi Microdrive";
|
3307 |
return 0; |
3308 |
} |
3309 |
|
3310 |
static int dscm1xxxx_detach(void *opaque) |
3311 |
{ |
3312 |
MicroDriveState *md = (MicroDriveState *) opaque; |
3313 |
md_reset(md); |
3314 |
return 0; |
3315 |
} |
3316 |
|
3317 |
PCMCIACardState *dscm1xxxx_init(BlockDriverState *bdrv) |
3318 |
{ |
3319 |
MicroDriveState *md = (MicroDriveState *) qemu_mallocz(sizeof(MicroDriveState));
|
3320 |
md->card.state = md; |
3321 |
md->card.attach = dscm1xxxx_attach; |
3322 |
md->card.detach = dscm1xxxx_detach; |
3323 |
md->card.cis = dscm1xxxx_cis; |
3324 |
md->card.cis_len = sizeof(dscm1xxxx_cis);
|
3325 |
|
3326 |
ide_init2(&md->bus, bdrv, NULL, qemu_allocate_irqs(md_set_irq, md, 1)[0]); |
3327 |
md->bus.ifs[0].is_cf = 1; |
3328 |
md->bus.ifs[0].mdata_size = METADATA_SIZE;
|
3329 |
md->bus.ifs[0].mdata_storage = (uint8_t *) qemu_mallocz(METADATA_SIZE);
|
3330 |
|
3331 |
register_savevm("microdrive", -1, 3, md_save, md_load, md); |
3332 |
|
3333 |
return &md->card;
|
3334 |
} |