From 9b64997f464bcef06739e9c81a927bf48c375255 Mon Sep 17 00:00:00 2001 From: blueswir1 Date: Tue, 30 Dec 2008 19:01:19 +0000 Subject: VM load/save support for PPC devices git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6142 c046a42c-6fe2-441c-8c8c-71466251a162 --- hw/ide.c | 170 +++++++++++++++++++++++++++++++++++++++------------------------ 1 file changed, 105 insertions(+), 65 deletions(-) (limited to 'hw/ide.c') diff --git a/hw/ide.c b/hw/ide.c index 813aca9d19..461ebd61a1 100644 --- a/hw/ide.c +++ b/hw/ide.c @@ -3058,6 +3058,71 @@ static void bmdma_map(PCIDevice *pci_dev, int region_num, } } +static void pci_ide_save(QEMUFile* f, void *opaque) +{ + PCIIDEState *d = opaque; + int i; + + pci_device_save(&d->dev, f); + + for(i = 0; i < 2; i++) { + BMDMAState *bm = &d->bmdma[i]; + qemu_put_8s(f, &bm->cmd); + qemu_put_8s(f, &bm->status); + qemu_put_be32s(f, &bm->addr); + /* XXX: if a transfer is pending, we do not save it yet */ + } + + /* per IDE interface data */ + for(i = 0; i < 2; i++) { + IDEState *s = &d->ide_if[i * 2]; + uint8_t drive1_selected; + qemu_put_8s(f, &s->cmd); + drive1_selected = (s->cur_drive != s); + qemu_put_8s(f, &drive1_selected); + } + + /* per IDE drive data */ + for(i = 0; i < 4; i++) { + ide_save(f, &d->ide_if[i]); + } +} + +static int pci_ide_load(QEMUFile* f, void *opaque, int version_id) +{ + PCIIDEState *d = opaque; + int ret, i; + + if (version_id != 1) + return -EINVAL; + ret = pci_device_load(&d->dev, f); + if (ret < 0) + return ret; + + for(i = 0; i < 2; i++) { + BMDMAState *bm = &d->bmdma[i]; + qemu_get_8s(f, &bm->cmd); + qemu_get_8s(f, &bm->status); + qemu_get_be32s(f, &bm->addr); + /* XXX: if a transfer is pending, we do not save it yet */ + } + + /* per IDE interface data */ + for(i = 0; i < 2; i++) { + IDEState *s = &d->ide_if[i * 2]; + uint8_t drive1_selected; + qemu_get_8s(f, &s->cmd); + qemu_get_8s(f, &drive1_selected); + s->cur_drive = &d->ide_if[i * 2 + (drive1_selected != 0)]; + } + + /* per IDE drive data */ + for(i = 0; i < 4; i++) { + ide_load(f, &d->ide_if[i]); + } + return 0; +} + /* XXX: call it also when the MRDMODE is changed from the PCI config registers */ static void cmd646_update_irq(PCIIDEState *d) @@ -3145,75 +3210,11 @@ void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table, ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], irq[0]); ide_init2(&d->ide_if[2], hd_table[2], hd_table[3], irq[1]); + register_savevm("ide", 0, 1, pci_ide_save, pci_ide_load, d); qemu_register_reset(cmd646_reset, d); cmd646_reset(d); } -static void pci_ide_save(QEMUFile* f, void *opaque) -{ - PCIIDEState *d = opaque; - int i; - - pci_device_save(&d->dev, f); - - for(i = 0; i < 2; i++) { - BMDMAState *bm = &d->bmdma[i]; - qemu_put_8s(f, &bm->cmd); - qemu_put_8s(f, &bm->status); - qemu_put_be32s(f, &bm->addr); - /* XXX: if a transfer is pending, we do not save it yet */ - } - - /* per IDE interface data */ - for(i = 0; i < 2; i++) { - IDEState *s = &d->ide_if[i * 2]; - uint8_t drive1_selected; - qemu_put_8s(f, &s->cmd); - drive1_selected = (s->cur_drive != s); - qemu_put_8s(f, &drive1_selected); - } - - /* per IDE drive data */ - for(i = 0; i < 4; i++) { - ide_save(f, &d->ide_if[i]); - } -} - -static int pci_ide_load(QEMUFile* f, void *opaque, int version_id) -{ - PCIIDEState *d = opaque; - int ret, i; - - if (version_id != 1) - return -EINVAL; - ret = pci_device_load(&d->dev, f); - if (ret < 0) - return ret; - - for(i = 0; i < 2; i++) { - BMDMAState *bm = &d->bmdma[i]; - qemu_get_8s(f, &bm->cmd); - qemu_get_8s(f, &bm->status); - qemu_get_be32s(f, &bm->addr); - /* XXX: if a transfer is pending, we do not save it yet */ - } - - /* per IDE interface data */ - for(i = 0; i < 2; i++) { - IDEState *s = &d->ide_if[i * 2]; - uint8_t drive1_selected; - qemu_get_8s(f, &s->cmd); - qemu_get_8s(f, &drive1_selected); - s->cur_drive = &d->ide_if[i * 2 + (drive1_selected != 0)]; - } - - /* per IDE drive data */ - for(i = 0; i < 4; i++) { - ide_load(f, &d->ide_if[i]); - } - return 0; -} - static void piix3_reset(void *opaque) { PCIIDEState *d = opaque; @@ -3417,6 +3418,44 @@ static CPUReadMemoryFunc *pmac_ide_read[] = { pmac_ide_readl, }; +static void pmac_ide_save(QEMUFile *f, void *opaque) +{ + IDEState *s = (IDEState *)opaque; + uint8_t drive1_selected; + unsigned int i; + + /* per IDE interface data */ + qemu_put_8s(f, &s->cmd); + drive1_selected = (s->cur_drive != s); + qemu_put_8s(f, &drive1_selected); + + /* per IDE drive data */ + for(i = 0; i < 2; i++) { + ide_save(f, &s[i]); + } +} + +static int pmac_ide_load(QEMUFile *f, void *opaque, int version_id) +{ + IDEState *s = (IDEState *)opaque; + uint8_t drive1_selected; + unsigned int i; + + if (version_id != 1) + return -EINVAL; + + /* per IDE interface data */ + qemu_get_8s(f, &s->cmd); + qemu_get_8s(f, &drive1_selected); + s->cur_drive = &s[(drive1_selected != 0)]; + + /* per IDE drive data */ + for(i = 0; i < 2; i++) { + ide_load(f, &s[i]); + } + return 0; +} + static void pmac_ide_reset(void *opaque) { IDEState *s = (IDEState *)opaque; @@ -3438,6 +3477,7 @@ int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq) pmac_ide_memory = cpu_register_io_memory(0, pmac_ide_read, pmac_ide_write, &ide_if[0]); + register_savevm("ide", 0, 1, pmac_ide_save, pmac_ide_load, &ide_if[0]); qemu_register_reset(pmac_ide_reset, &ide_if[0]); pmac_ide_reset(&ide_if[0]); return pmac_ide_memory; -- cgit v1.2.3