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author | Markus Armbruster <armbru@redhat.com> | 2021-05-03 10:40:33 +0200 |
---|---|---|
committer | Markus Armbruster <armbru@redhat.com> | 2021-05-12 18:20:25 +0200 |
commit | 9d49bcf6992a2ba77f79d2512e23b8ca26d72f6a (patch) | |
tree | 0d3adfe1d417577ef0c78894d47a4956f318cb2f /hw/audio | |
parent | 09ec85176e4095be15f233ebc870d5680123f024 (diff) | |
download | qemu-9d49bcf6992a2ba77f79d2512e23b8ca26d72f6a.zip qemu-9d49bcf6992a2ba77f79d2512e23b8ca26d72f6a.tar.gz qemu-9d49bcf6992a2ba77f79d2512e23b8ca26d72f6a.tar.bz2 |
Drop the deprecated lm32 target
Target lm32 was deprecated in commit d8498005122, v5.2.0. See there
for rationale.
Some of its code lives on in device models derived from milkymist
ones: hw/char/digic-uart.c and hw/display/bcm2835_fb.c.
Cc: Michael Walle <michael@walle.cc>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210503084034.3804963-2-armbru@redhat.com>
Acked-by: Michael Walle <michael@walle.cc>
[Trivial conflicts resolved, reST markup fixed]
Diffstat (limited to 'hw/audio')
-rw-r--r-- | hw/audio/meson.build | 1 | ||||
-rw-r--r-- | hw/audio/milkymist-ac97.c | 360 | ||||
-rw-r--r-- | hw/audio/trace-events | 12 |
3 files changed, 0 insertions, 373 deletions
diff --git a/hw/audio/meson.build b/hw/audio/meson.build index 32c42bd..e48a9fc 100644 --- a/hw/audio/meson.build +++ b/hw/audio/meson.build @@ -7,7 +7,6 @@ softmmu_ss.add(when: 'CONFIG_ES1370', if_true: files('es1370.c')) softmmu_ss.add(when: 'CONFIG_GUS', if_true: files('gus.c', 'gusemu_hal.c', 'gusemu_mixer.c')) softmmu_ss.add(when: 'CONFIG_HDA', if_true: files('intel-hda.c', 'hda-codec.c')) softmmu_ss.add(when: 'CONFIG_MARVELL_88W8618', if_true: files('marvell_88w8618.c')) -softmmu_ss.add(when: 'CONFIG_MILKYMIST', if_true: files('milkymist-ac97.c')) softmmu_ss.add(when: 'CONFIG_PCSPK', if_true: files('pcspk.c')) softmmu_ss.add(when: 'CONFIG_PL041', if_true: files('pl041.c', 'lm4549.c')) softmmu_ss.add(when: 'CONFIG_SB16', if_true: files('sb16.c')) diff --git a/hw/audio/milkymist-ac97.c b/hw/audio/milkymist-ac97.c deleted file mode 100644 index 7d2e057..0000000 --- a/hw/audio/milkymist-ac97.c +++ /dev/null @@ -1,360 +0,0 @@ -/* - * QEMU model of the Milkymist System Controller. - * - * Copyright (c) 2010 Michael Walle <michael@walle.cc> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, see <http://www.gnu.org/licenses/>. - * - * - * Specification available at: - * http://milkymist.walle.cc/socdoc/ac97.pdf - */ - -#include "qemu/osdep.h" -#include "hw/irq.h" -#include "hw/sysbus.h" -#include "migration/vmstate.h" -#include "trace.h" -#include "audio/audio.h" -#include "qemu/error-report.h" -#include "qemu/module.h" -#include "qom/object.h" - -enum { - R_AC97_CTRL = 0, - R_AC97_ADDR, - R_AC97_DATAOUT, - R_AC97_DATAIN, - R_D_CTRL, - R_D_ADDR, - R_D_REMAINING, - R_RESERVED, - R_U_CTRL, - R_U_ADDR, - R_U_REMAINING, - R_MAX -}; - -enum { - AC97_CTRL_RQEN = (1<<0), - AC97_CTRL_WRITE = (1<<1), -}; - -enum { - CTRL_EN = (1<<0), -}; - -#define TYPE_MILKYMIST_AC97 "milkymist-ac97" -OBJECT_DECLARE_SIMPLE_TYPE(MilkymistAC97State, MILKYMIST_AC97) - -struct MilkymistAC97State { - SysBusDevice parent_obj; - - MemoryRegion regs_region; - - QEMUSoundCard card; - SWVoiceIn *voice_in; - SWVoiceOut *voice_out; - - uint32_t regs[R_MAX]; - - qemu_irq crrequest_irq; - qemu_irq crreply_irq; - qemu_irq dmar_irq; - qemu_irq dmaw_irq; -}; - -static void update_voices(MilkymistAC97State *s) -{ - if (s->regs[R_D_CTRL] & CTRL_EN) { - AUD_set_active_out(s->voice_out, 1); - } else { - AUD_set_active_out(s->voice_out, 0); - } - - if (s->regs[R_U_CTRL] & CTRL_EN) { - AUD_set_active_in(s->voice_in, 1); - } else { - AUD_set_active_in(s->voice_in, 0); - } -} - -static uint64_t ac97_read(void *opaque, hwaddr addr, - unsigned size) -{ - MilkymistAC97State *s = opaque; - uint32_t r = 0; - - addr >>= 2; - switch (addr) { - case R_AC97_CTRL: - case R_AC97_ADDR: - case R_AC97_DATAOUT: - case R_AC97_DATAIN: - case R_D_CTRL: - case R_D_ADDR: - case R_D_REMAINING: - case R_U_CTRL: - case R_U_ADDR: - case R_U_REMAINING: - r = s->regs[addr]; - break; - - default: - error_report("milkymist_ac97: read access to unknown register 0x" - TARGET_FMT_plx, addr << 2); - break; - } - - trace_milkymist_ac97_memory_read(addr << 2, r); - - return r; -} - -static void ac97_write(void *opaque, hwaddr addr, uint64_t value, - unsigned size) -{ - MilkymistAC97State *s = opaque; - - trace_milkymist_ac97_memory_write(addr, value); - - addr >>= 2; - switch (addr) { - case R_AC97_CTRL: - /* always raise an IRQ according to the direction */ - if (value & AC97_CTRL_RQEN) { - if (value & AC97_CTRL_WRITE) { - trace_milkymist_ac97_pulse_irq_crrequest(); - qemu_irq_pulse(s->crrequest_irq); - } else { - trace_milkymist_ac97_pulse_irq_crreply(); - qemu_irq_pulse(s->crreply_irq); - } - } - - /* RQEN is self clearing */ - s->regs[addr] = value & ~AC97_CTRL_RQEN; - break; - case R_D_CTRL: - case R_U_CTRL: - s->regs[addr] = value; - update_voices(s); - break; - case R_AC97_ADDR: - case R_AC97_DATAOUT: - case R_AC97_DATAIN: - case R_D_ADDR: - case R_D_REMAINING: - case R_U_ADDR: - case R_U_REMAINING: - s->regs[addr] = value; - break; - - default: - error_report("milkymist_ac97: write access to unknown register 0x" - TARGET_FMT_plx, addr); - break; - } - -} - -static const MemoryRegionOps ac97_mmio_ops = { - .read = ac97_read, - .write = ac97_write, - .valid = { - .min_access_size = 4, - .max_access_size = 4, - }, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -static void ac97_in_cb(void *opaque, int avail_b) -{ - MilkymistAC97State *s = opaque; - uint8_t buf[4096]; - uint32_t remaining = s->regs[R_U_REMAINING]; - int temp = MIN(remaining, avail_b); - uint32_t addr = s->regs[R_U_ADDR]; - int transferred = 0; - - trace_milkymist_ac97_in_cb(avail_b, remaining); - - /* prevent from raising an IRQ */ - if (temp == 0) { - return; - } - - while (temp) { - int acquired, to_copy; - - to_copy = MIN(temp, sizeof(buf)); - acquired = AUD_read(s->voice_in, buf, to_copy); - if (!acquired) { - break; - } - - cpu_physical_memory_write(addr, buf, acquired); - - temp -= acquired; - addr += acquired; - transferred += acquired; - } - - trace_milkymist_ac97_in_cb_transferred(transferred); - - s->regs[R_U_ADDR] = addr; - s->regs[R_U_REMAINING] -= transferred; - - if ((s->regs[R_U_CTRL] & CTRL_EN) && (s->regs[R_U_REMAINING] == 0)) { - trace_milkymist_ac97_pulse_irq_dmaw(); - qemu_irq_pulse(s->dmaw_irq); - } -} - -static void ac97_out_cb(void *opaque, int free_b) -{ - MilkymistAC97State *s = opaque; - uint8_t buf[4096]; - uint32_t remaining = s->regs[R_D_REMAINING]; - int temp = MIN(remaining, free_b); - uint32_t addr = s->regs[R_D_ADDR]; - int transferred = 0; - - trace_milkymist_ac97_out_cb(free_b, remaining); - - /* prevent from raising an IRQ */ - if (temp == 0) { - return; - } - - while (temp) { - int copied, to_copy; - - to_copy = MIN(temp, sizeof(buf)); - cpu_physical_memory_read(addr, buf, to_copy); - copied = AUD_write(s->voice_out, buf, to_copy); - if (!copied) { - break; - } - temp -= copied; - addr += copied; - transferred += copied; - } - - trace_milkymist_ac97_out_cb_transferred(transferred); - - s->regs[R_D_ADDR] = addr; - s->regs[R_D_REMAINING] -= transferred; - - if ((s->regs[R_D_CTRL] & CTRL_EN) && (s->regs[R_D_REMAINING] == 0)) { - trace_milkymist_ac97_pulse_irq_dmar(); - qemu_irq_pulse(s->dmar_irq); - } -} - -static void milkymist_ac97_reset(DeviceState *d) -{ - MilkymistAC97State *s = MILKYMIST_AC97(d); - int i; - - for (i = 0; i < R_MAX; i++) { - s->regs[i] = 0; - } - - AUD_set_active_in(s->voice_in, 0); - AUD_set_active_out(s->voice_out, 0); -} - -static int ac97_post_load(void *opaque, int version_id) -{ - MilkymistAC97State *s = opaque; - - update_voices(s); - - return 0; -} - -static void milkymist_ac97_init(Object *obj) -{ - MilkymistAC97State *s = MILKYMIST_AC97(obj); - SysBusDevice *dev = SYS_BUS_DEVICE(obj); - - sysbus_init_irq(dev, &s->crrequest_irq); - sysbus_init_irq(dev, &s->crreply_irq); - sysbus_init_irq(dev, &s->dmar_irq); - sysbus_init_irq(dev, &s->dmaw_irq); - - memory_region_init_io(&s->regs_region, obj, &ac97_mmio_ops, s, - "milkymist-ac97", R_MAX * 4); - sysbus_init_mmio(dev, &s->regs_region); -} - -static void milkymist_ac97_realize(DeviceState *dev, Error **errp) -{ - MilkymistAC97State *s = MILKYMIST_AC97(dev); - struct audsettings as; - - AUD_register_card("Milkymist AC'97", &s->card); - - as.freq = 48000; - as.nchannels = 2; - as.fmt = AUDIO_FORMAT_S16; - as.endianness = 1; - - s->voice_in = AUD_open_in(&s->card, s->voice_in, - "mm_ac97.in", s, ac97_in_cb, &as); - s->voice_out = AUD_open_out(&s->card, s->voice_out, - "mm_ac97.out", s, ac97_out_cb, &as); -} - -static const VMStateDescription vmstate_milkymist_ac97 = { - .name = "milkymist-ac97", - .version_id = 1, - .minimum_version_id = 1, - .post_load = ac97_post_load, - .fields = (VMStateField[]) { - VMSTATE_UINT32_ARRAY(regs, MilkymistAC97State, R_MAX), - VMSTATE_END_OF_LIST() - } -}; - -static Property milkymist_ac97_properties[] = { - DEFINE_AUDIO_PROPERTIES(MilkymistAC97State, card), - DEFINE_PROP_END_OF_LIST(), -}; - -static void milkymist_ac97_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - - dc->realize = milkymist_ac97_realize; - dc->reset = milkymist_ac97_reset; - dc->vmsd = &vmstate_milkymist_ac97; - device_class_set_props(dc, milkymist_ac97_properties); -} - -static const TypeInfo milkymist_ac97_info = { - .name = TYPE_MILKYMIST_AC97, - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(MilkymistAC97State), - .instance_init = milkymist_ac97_init, - .class_init = milkymist_ac97_class_init, -}; - -static void milkymist_ac97_register_types(void) -{ - type_register_static(&milkymist_ac97_info); -} - -type_init(milkymist_ac97_register_types) diff --git a/hw/audio/trace-events b/hw/audio/trace-events index 60556b4..432e107 100644 --- a/hw/audio/trace-events +++ b/hw/audio/trace-events @@ -6,18 +6,6 @@ cs4231_mem_readl_reg(uint32_t reg, uint32_t ret) "read reg %d: 0x%08x" cs4231_mem_writel_reg(uint32_t reg, uint32_t old, uint32_t val) "write reg %d: 0x%08x -> 0x%08x" cs4231_mem_writel_dreg(uint32_t reg, uint32_t old, uint32_t val) "write dreg %d: 0x%02x -> 0x%02x" -# milkymist-ac97.c -milkymist_ac97_memory_read(uint32_t addr, uint32_t value) "addr 0x%08x value 0x%08x" -milkymist_ac97_memory_write(uint32_t addr, uint32_t value) "addr 0x%08x value 0x%08x" -milkymist_ac97_pulse_irq_crrequest(void) "Pulse IRQ CR request" -milkymist_ac97_pulse_irq_crreply(void) "Pulse IRQ CR reply" -milkymist_ac97_pulse_irq_dmaw(void) "Pulse IRQ DMA write" -milkymist_ac97_pulse_irq_dmar(void) "Pulse IRQ DMA read" -milkymist_ac97_in_cb(int avail, uint32_t remaining) "avail %d remaining %u" -milkymist_ac97_in_cb_transferred(int transferred) "transferred %d" -milkymist_ac97_out_cb(int free, uint32_t remaining) "free %d remaining %u" -milkymist_ac97_out_cb_transferred(int transferred) "transferred %d" - # hda-codec.c hda_audio_running(const char *stream, int nr, bool running) "st %s, nr %d, run %d" hda_audio_format(const char *stream, int chan, const char *fmt, int freq) "st %s, %d x %s @ %d Hz" |