On 6/11/20 9:29 AM, Gerd Hoffmann wrote: > Signed-off-by: Gerd Hoffmann <kra...@redhat.com> > Reviewed-by: Igor Mammedov <imamm...@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <phi...@redhat.com> > --- > hw/block/fdc.c | 83 ++++++++++++++++++++++++++++++++++++++++++++ > hw/i386/acpi-build.c | 83 -------------------------------------------- > stubs/cmos.c | 7 ++++ > stubs/Makefile.objs | 1 + > 4 files changed, 91 insertions(+), 83 deletions(-) > create mode 100644 stubs/cmos.c > > diff --git a/hw/block/fdc.c b/hw/block/fdc.c > index c5fb9d6ece77..b4d2eaf66dcd 100644 > --- a/hw/block/fdc.c > +++ b/hw/block/fdc.c > @@ -32,6 +32,8 @@ > #include "qapi/error.h" > #include "qemu/error-report.h" > #include "qemu/timer.h" > +#include "hw/i386/pc.h" > +#include "hw/acpi/aml-build.h" > #include "hw/irq.h" > #include "hw/isa/isa.h" > #include "hw/qdev-properties.h" > @@ -2765,6 +2767,85 @@ void isa_fdc_get_drive_max_chs(FloppyDriveType type, > (*maxc)--; > } > > +static Aml *build_fdinfo_aml(int idx, FloppyDriveType type) > +{ > + Aml *dev, *fdi; > + uint8_t maxc, maxh, maxs; > + > + isa_fdc_get_drive_max_chs(type, &maxc, &maxh, &maxs); > + > + dev = aml_device("FLP%c", 'A' + idx); > + > + aml_append(dev, aml_name_decl("_ADR", aml_int(idx))); > + > + fdi = aml_package(16); > + aml_append(fdi, aml_int(idx)); /* Drive Number */ > + aml_append(fdi, > + aml_int(cmos_get_fd_drive_type(type))); /* Device Type */ > + /* > + * the values below are the limits of the drive, and are thus independent > + * of the inserted media > + */ > + aml_append(fdi, aml_int(maxc)); /* Maximum Cylinder Number */ > + aml_append(fdi, aml_int(maxs)); /* Maximum Sector Number */ > + aml_append(fdi, aml_int(maxh)); /* Maximum Head Number */ > + /* > + * SeaBIOS returns the below values for int 0x13 func 0x08 regardless of > + * the drive type, so shall we > + */ > + aml_append(fdi, aml_int(0xAF)); /* disk_specify_1 */ > + aml_append(fdi, aml_int(0x02)); /* disk_specify_2 */ > + aml_append(fdi, aml_int(0x25)); /* disk_motor_wait */ > + aml_append(fdi, aml_int(0x02)); /* disk_sector_siz */ > + aml_append(fdi, aml_int(0x12)); /* disk_eot */ > + aml_append(fdi, aml_int(0x1B)); /* disk_rw_gap */ > + aml_append(fdi, aml_int(0xFF)); /* disk_dtl */ > + aml_append(fdi, aml_int(0x6C)); /* disk_formt_gap */ > + aml_append(fdi, aml_int(0xF6)); /* disk_fill */ > + aml_append(fdi, aml_int(0x0F)); /* disk_head_sttl */ > + aml_append(fdi, aml_int(0x08)); /* disk_motor_strt */ > + > + aml_append(dev, aml_name_decl("_FDI", fdi)); > + return dev; > +} > + > +static void fdc_isa_build_aml(ISADevice *isadev, Aml *scope) > +{ > + Aml *dev; > + Aml *crs; > + int i; > + > +#define ACPI_FDE_MAX_FD 4 > + uint32_t fde_buf[5] = { > + 0, 0, 0, 0, /* presence of floppy drives #0 - #3 */ > + cpu_to_le32(2) /* tape presence (2 == never present) */ > + }; > + > + crs = aml_resource_template(); > + aml_append(crs, aml_io(AML_DECODE16, 0x03F2, 0x03F2, 0x00, 0x04)); > + aml_append(crs, aml_io(AML_DECODE16, 0x03F7, 0x03F7, 0x00, 0x01)); > + aml_append(crs, aml_irq_no_flags(6)); > + aml_append(crs, > + aml_dma(AML_COMPATIBILITY, AML_NOTBUSMASTER, AML_TRANSFER8, 2)); > + > + dev = aml_device("FDC0"); > + aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0700"))); > + aml_append(dev, aml_name_decl("_CRS", crs)); > + > + for (i = 0; i < MIN(MAX_FD, ACPI_FDE_MAX_FD); i++) { > + FloppyDriveType type = isa_fdc_get_drive_type(isadev, i); > + > + if (type < FLOPPY_DRIVE_TYPE_NONE) { > + fde_buf[i] = cpu_to_le32(1); /* drive present */ > + aml_append(dev, build_fdinfo_aml(i, type)); > + } > + } > + aml_append(dev, aml_name_decl("_FDE", > + aml_buffer(sizeof(fde_buf), (uint8_t *)fde_buf))); > + > + aml_append(scope, dev); > +} > + > static const VMStateDescription vmstate_isa_fdc ={ > .name = "fdc", > .version_id = 2, > @@ -2798,11 +2879,13 @@ static Property isa_fdc_properties[] = { > static void isabus_fdc_class_init(ObjectClass *klass, void *data) > { > DeviceClass *dc = DEVICE_CLASS(klass); > + ISADeviceClass *isa = ISA_DEVICE_CLASS(klass); > > dc->realize = isabus_fdc_realize; > dc->fw_name = "fdc"; > dc->reset = fdctrl_external_reset_isa; > dc->vmsd = &vmstate_isa_fdc; > + isa->build_aml = fdc_isa_build_aml; > device_class_set_props(dc, isa_fdc_properties); > set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); > } > diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c > index 473cbdfffd05..7726d5c0f7cb 100644 > --- a/hw/i386/acpi-build.c > +++ b/hw/i386/acpi-build.c > @@ -937,85 +937,6 @@ static void build_hpet_aml(Aml *table) > aml_append(table, scope); > } > > -static Aml *build_fdinfo_aml(int idx, FloppyDriveType type) > -{ > - Aml *dev, *fdi; > - uint8_t maxc, maxh, maxs; > - > - isa_fdc_get_drive_max_chs(type, &maxc, &maxh, &maxs); > - > - dev = aml_device("FLP%c", 'A' + idx); > - > - aml_append(dev, aml_name_decl("_ADR", aml_int(idx))); > - > - fdi = aml_package(16); > - aml_append(fdi, aml_int(idx)); /* Drive Number */ > - aml_append(fdi, > - aml_int(cmos_get_fd_drive_type(type))); /* Device Type */ > - /* > - * the values below are the limits of the drive, and are thus independent > - * of the inserted media > - */ > - aml_append(fdi, aml_int(maxc)); /* Maximum Cylinder Number */ > - aml_append(fdi, aml_int(maxs)); /* Maximum Sector Number */ > - aml_append(fdi, aml_int(maxh)); /* Maximum Head Number */ > - /* > - * SeaBIOS returns the below values for int 0x13 func 0x08 regardless of > - * the drive type, so shall we > - */ > - aml_append(fdi, aml_int(0xAF)); /* disk_specify_1 */ > - aml_append(fdi, aml_int(0x02)); /* disk_specify_2 */ > - aml_append(fdi, aml_int(0x25)); /* disk_motor_wait */ > - aml_append(fdi, aml_int(0x02)); /* disk_sector_siz */ > - aml_append(fdi, aml_int(0x12)); /* disk_eot */ > - aml_append(fdi, aml_int(0x1B)); /* disk_rw_gap */ > - aml_append(fdi, aml_int(0xFF)); /* disk_dtl */ > - aml_append(fdi, aml_int(0x6C)); /* disk_formt_gap */ > - aml_append(fdi, aml_int(0xF6)); /* disk_fill */ > - aml_append(fdi, aml_int(0x0F)); /* disk_head_sttl */ > - aml_append(fdi, aml_int(0x08)); /* disk_motor_strt */ > - > - aml_append(dev, aml_name_decl("_FDI", fdi)); > - return dev; > -} > - > -static Aml *build_fdc_device_aml(ISADevice *fdc) > -{ > - int i; > - Aml *dev; > - Aml *crs; > - > -#define ACPI_FDE_MAX_FD 4 > - uint32_t fde_buf[5] = { > - 0, 0, 0, 0, /* presence of floppy drives #0 - #3 */ > - cpu_to_le32(2) /* tape presence (2 == never present) */ > - }; > - > - dev = aml_device("FDC0"); > - aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0700"))); > - > - crs = aml_resource_template(); > - aml_append(crs, aml_io(AML_DECODE16, 0x03F2, 0x03F2, 0x00, 0x04)); > - aml_append(crs, aml_io(AML_DECODE16, 0x03F7, 0x03F7, 0x00, 0x01)); > - aml_append(crs, aml_irq_no_flags(6)); > - aml_append(crs, > - aml_dma(AML_COMPATIBILITY, AML_NOTBUSMASTER, AML_TRANSFER8, 2)); > - aml_append(dev, aml_name_decl("_CRS", crs)); > - > - for (i = 0; i < MIN(MAX_FD, ACPI_FDE_MAX_FD); i++) { > - FloppyDriveType type = isa_fdc_get_drive_type(fdc, i); > - > - if (type < FLOPPY_DRIVE_TYPE_NONE) { > - fde_buf[i] = cpu_to_le32(1); /* drive present */ > - aml_append(dev, build_fdinfo_aml(i, type)); > - } > - } > - aml_append(dev, aml_name_decl("_FDE", > - aml_buffer(sizeof(fde_buf), (uint8_t *)fde_buf))); > - > - return dev; > -} > - > static Aml *build_kbd_device_aml(void) > { > Aml *dev; > @@ -1054,7 +975,6 @@ static Aml *build_mouse_device_aml(void) > > static void build_isa_devices_aml(Aml *table) > { > - ISADevice *fdc = pc_find_fdc0(); > bool ambiguous; > > Aml *scope = aml_scope("_SB.PCI0.ISA"); > @@ -1062,9 +982,6 @@ static void build_isa_devices_aml(Aml *table) > > aml_append(scope, build_kbd_device_aml()); > aml_append(scope, build_mouse_device_aml()); > - if (fdc) { > - aml_append(scope, build_fdc_device_aml(fdc)); > - } > > if (ambiguous) { > error_report("Multiple ISA busses, unable to define IPMI ACPI data"); > diff --git a/stubs/cmos.c b/stubs/cmos.c > new file mode 100644 > index 000000000000..416cbe4055ff > --- /dev/null > +++ b/stubs/cmos.c > @@ -0,0 +1,7 @@ > +#include "qemu/osdep.h" > +#include "hw/i386/pc.h" > + > +int cmos_get_fd_drive_type(FloppyDriveType fd0) > +{ > + return 0; > +} > diff --git a/stubs/Makefile.objs b/stubs/Makefile.objs > index c1e43ac68f87..df2cbfe68ca0 100644 > --- a/stubs/Makefile.objs > +++ b/stubs/Makefile.objs > @@ -1,4 +1,5 @@ > stub-obj-y += blk-commit-all.o > +stub-obj-y += cmos.o > stub-obj-y += cpu-get-clock.o > stub-obj-y += cpu-get-icount.o > stub-obj-y += dump.o >