From 3abb62601b8a19bce9f8353606a981364c50c05d Mon Sep 17 00:00:00 2001 From: Juan Quintela Date: Mon, 26 Jul 2010 21:38:41 +0200 Subject: [PATCH] Revert "ide save/restore pio/atapi cmd transfer fields and io buffer" This reverts commit ed487bb1d69040b9dac64a4fc076d8dd82b131d6. The conflicts are due to commit 4fc8d6711aff7a9c11e402c3d77b481609f9f486 that is a fix to the ide_drive_pre_save() function. It reverts both (and both are reinstantiated later in the series) Conflicts: hw/ide/core.c Signed-off-by: Juan Quintela Signed-off-by: Anthony Liguori --- hw/ide/core.c | 62 ++--------------------------------------------- hw/ide/internal.h | 5 ---- 2 files changed, 2 insertions(+), 65 deletions(-) diff --git a/hw/ide/core.c b/hw/ide/core.c index e20f2e7cb..ccb7d329b 100644 --- a/hw/ide/core.c +++ b/hw/ide/core.c @@ -2664,7 +2664,6 @@ static void ide_init1(IDEBus *bus, int unit) s->unit = unit; s->drive_serial = drive_serial++; s->io_buffer = qemu_blockalign(s->bs, IDE_DMA_BUF_SECTORS*512 + 4); - s->io_buffer_total_len = IDE_DMA_BUF_SECTORS*512 + 4; s->smart_selftest_data = qemu_blockalign(s->bs, 512); s->sector_write_timer = qemu_new_timer(vm_clock, ide_sector_write_timer_cb, s); @@ -2727,25 +2726,6 @@ static bool is_identify_set(void *opaque, int version_id) return s->identify_set != 0; } -static EndTransferFunc* transfer_end_table[] = { - ide_sector_read, - ide_sector_write, - ide_transfer_stop, - ide_atapi_cmd_reply_end, - ide_atapi_cmd, -}; - -static int transfer_end_table_idx(EndTransferFunc *fn) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(transfer_end_table); i++) - if (transfer_end_table[i] == fn) - return i; - - return -1; -} - static int ide_drive_post_load(void *opaque, int version_id) { IDEState *s = opaque; @@ -2756,45 +2736,14 @@ static int ide_drive_post_load(void *opaque, int version_id) s->cdrom_changed = 1; } } - - if (s->cur_io_buffer_len) { - s->end_transfer_func = transfer_end_table[s->end_transfer_fn_idx]; - s->data_ptr = s->io_buffer + s->cur_io_buffer_offset; - s->data_end = s->data_ptr + s->cur_io_buffer_len; - } - return 0; } -static void ide_drive_pre_save(void *opaque) -{ - IDEState *s = opaque; - int idx; - - s->cur_io_buffer_len = 0; - - if (!(s->status & DRQ_STAT)) - return; - - s->cur_io_buffer_offset = s->data_ptr - s->io_buffer; - s->cur_io_buffer_len = s->data_end - s->data_ptr; - - idx = transfer_end_table_idx(s->end_transfer_func); - if (idx == -1) { - fprintf(stderr, "%s: invalid end_transfer_func for DRQ_STAT\n", - __func__); - s->end_transfer_fn_idx = 2; - } else { - s->end_transfer_fn_idx = idx; - } -} - const VMStateDescription vmstate_ide_drive = { .name = "ide_drive", - .version_id = 4, + .version_id = 3, .minimum_version_id = 0, .minimum_version_id_old = 0, - .pre_save = ide_drive_pre_save, .post_load = ide_drive_post_load, .fields = (VMStateField []) { VMSTATE_INT32(mult_sectors, IDEState), @@ -2817,14 +2766,7 @@ const VMStateDescription vmstate_ide_drive = { VMSTATE_UINT8(sense_key, IDEState), VMSTATE_UINT8(asc, IDEState), VMSTATE_UINT8_V(cdrom_changed, IDEState, 3), - VMSTATE_INT32_V(req_nb_sectors, IDEState, 4), - VMSTATE_VARRAY_INT32(io_buffer, IDEState, io_buffer_total_len, 4, - vmstate_info_uint8, uint8_t), - VMSTATE_INT32_V(cur_io_buffer_offset, IDEState, 4), - VMSTATE_INT32_V(cur_io_buffer_len, IDEState, 4), - VMSTATE_UINT8_V(end_transfer_fn_idx, IDEState, 4), - VMSTATE_INT32_V(elementary_transfer_size, IDEState, 4), - VMSTATE_INT32_V(packet_transfer_size, IDEState, 4), + /* XXX: if a transfer is pending, we do not save it yet */ VMSTATE_END_OF_LIST() } }; diff --git a/hw/ide/internal.h b/hw/ide/internal.h index 416554324..75745eee8 100644 --- a/hw/ide/internal.h +++ b/hw/ide/internal.h @@ -419,11 +419,6 @@ struct IDEState { uint8_t *data_ptr; uint8_t *data_end; uint8_t *io_buffer; - /* PIO save/restore */ - int32_t io_buffer_total_len; - int cur_io_buffer_offset; - int cur_io_buffer_len; - uint8_t end_transfer_fn_idx; QEMUTimer *sector_write_timer; /* only used for win2k install hack */ uint32_t irq_count; /* counts IRQs when using win2k install hack */ /* CF-ATA extended error */ -- 2.39.2