diff options
author | Peter Maydell <peter.maydell@linaro.org> | 2024-09-15 18:27:40 +0100 |
---|---|---|
committer | Peter Maydell <peter.maydell@linaro.org> | 2024-09-15 18:27:40 +0100 |
commit | ea9cdbcf3a0b8d5497cddf87990f1b39d8f3bb0a (patch) | |
tree | bf509d8851ca00ba6787a53edf5fac3e1ff5b071 /hw | |
parent | 28ae3179fc52d2e4d870b635c4a412aab99759e7 (diff) | |
parent | b3372e0ec818d7747963a2ec7ae04fd1a8152afd (diff) | |
download | qemu-ea9cdbcf3a0b8d5497cddf87990f1b39d8f3bb0a.zip qemu-ea9cdbcf3a0b8d5497cddf87990f1b39d8f3bb0a.tar.gz qemu-ea9cdbcf3a0b8d5497cddf87990f1b39d8f3bb0a.tar.bz2 |
Merge tag 'hw-misc-20240913' of https://github.com/philmd/qemu into staging
Misc HW & UI patches
- Remove deprecated SH4 SHIX machine TC58128 NAND EEPROM (Phil)
- Remove deprecated CRIS target (Phil)
- Remove deprecated RISC-V 'any' CPU type (Phil)
- Add fifo8_peek_buf() to correctly handle FIFO wraparound (Mark)
- Minor cleanups in Designware PCIe, PL011 and loongson IPI models (Phil)
- Fixes in TI TMP105 temperature (Guenter)
- Convert Sun ESCC and ADB mouses to QemuInputHandler (Mark)
- Prevent heap overflow in VIRTIO sound device (Volker)
- Cleanups around g_assert_not_reached() call (Pierrick)
- Add Clément as VT-d reviewer (Clément)
- Prevent stuck modifier keys and unexpected text input on Windows (Volker)
- Explicitly set SDL2 swap interval when OpenGL is enabled (Gert)
# -----BEGIN PGP SIGNATURE-----
#
# iQIzBAABCAAdFiEE+qvnXhKRciHc/Wuy4+MsLN6twN4FAmbkoOUACgkQ4+MsLN6t
# wN56SBAA1nYl5YTI0BwvToKysoNIJ5aTgDEbT87XYTatKYyWYlN5W1yrAeMcuwFO
# Rw8edtn2YY89ZMG/LPcY1h6+nI2qVMpuOzNP3ve4D+eM6AMUMX0bzeqXndUind7c
# 1kTcV7Wctfk34zzs5B9GIU0WswSSbL3FeETS47ySNg6J7GbVWIu41dh52oeg8XWa
# Zfw0FZDt7hSAbsUckBIC9/Nbh0hucxBnQevQLkVb6u8O0yX3wV2OZRIC7+NkvHkH
# ZLPT8lg197PitH0NouUJI5oMv5Ty3PXGHtrIAKvts+fGBpWL+XzEtQmT8RzqgxTl
# 9Z6C/PvfMHNtA7BE66D4iLOKBPpV0RCUDOAGsfcWy5GuklzeUy03DxZ/2xO8XERm
# TP0EP0nt2YddnELX7H65b78gJkPvnhME/MtA6Y6R7uxAA8gawZVWZQ1oDGUBNGDI
# zJ62Cu4nYPwpGiewwb+ZTkjeiaYddJsPNsE8f8d4XZCpTwpIM/oYzJapxedBwjrg
# a4eAWiy7xIvvGPxWN7IQPosGYcyO6zhbI+iAbxp1xmWsX0TPgLUcJtK9+pklqWS7
# 9ucrvkq5XRZSJMaGF0LZuZH7Qx6us7m0rik5wG96d8qrIXRpi8kXfWxI17SWQkGa
# cG91u+FrKmfBr+yD7Q1gVbaYzkD+X1hPkQmSVmnlNS+5axrnSYQ=
# =sPwb
# -----END PGP SIGNATURE-----
# gpg: Signature made Fri 13 Sep 2024 21:30:29 BST
# gpg: using RSA key FAABE75E12917221DCFD6BB2E3E32C2CDEADC0DE
# gpg: Good signature from "Philippe Mathieu-Daudé (F4BUG) <f4bug@amsat.org>" [full]
# Primary key fingerprint: FAAB E75E 1291 7221 DCFD 6BB2 E3E3 2C2C DEAD C0DE
* tag 'hw-misc-20240913' of https://github.com/philmd/qemu: (60 commits)
ui: remove break after g_assert_not_reached()
ui/sdl2: set swap interval explicitly when OpenGL is enabled
ui/sdl2: ignore GUI keys in SDL_TEXTINPUT handler
ui/sdl2: release all modifiers
system: replace assert(0) with g_assert_not_reached()
hw/pci-host: remove break after g_assert_not_reached()
hw/misc: remove break after g_assert_not_reached()
hw/gpio: remove break after g_assert_not_reached()
hw/watchdog: replace assert(0) with g_assert_not_reached()
hw/core: replace assert(0) with g_assert_not_reached()
hw/char: replace assert(0) with g_assert_not_reached()
hw/input/adb-mouse: convert to use QemuInputHandler
hw/char/escc: convert Sun mouse to use QemuInputHandler
hw/sensor/tmp105: Lower 4 bit of limit registers are always 0
hw/sensor/tmp105: OS (one-shot) bit in config register always returns 0
hw/sensor/tmp105: Pass 'oneshot' argument to tmp105_alarm_update()
hw/sensor/tmp105: Use registerfields API
hw/sensor/tmp105: Coding style fixes
tests/unit: Comment FIFO8 tests
tests/unit: Expand test_fifo8_peek_buf_wrap() coverage
...
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw')
39 files changed, 301 insertions, 3370 deletions
@@ -50,7 +50,6 @@ source arm/Kconfig source cpu/Kconfig source alpha/Kconfig source avr/Kconfig -source cris/Kconfig source hppa/Kconfig source i386/Kconfig source loongarch/Kconfig diff --git a/hw/block/Kconfig b/hw/block/Kconfig index 9e8f28f..ef6709b 100644 --- a/hw/block/Kconfig +++ b/hw/block/Kconfig @@ -28,9 +28,6 @@ config ECC config ONENAND bool -config TC58128 - bool - config VIRTIO_BLK bool default y diff --git a/hw/block/meson.build b/hw/block/meson.build index 8aa4dc3..0fb0f41 100644 --- a/hw/block/meson.build +++ b/hw/block/meson.build @@ -15,7 +15,6 @@ system_ss.add(when: 'CONFIG_SSI_M25P80', if_true: files('m25p80.c')) system_ss.add(when: 'CONFIG_SSI_M25P80', if_true: files('m25p80_sfdp.c')) system_ss.add(when: 'CONFIG_SWIM', if_true: files('swim.c')) system_ss.add(when: 'CONFIG_XEN_BUS', if_true: files('xen-block.c')) -system_ss.add(when: 'CONFIG_TC58128', if_true: files('tc58128.c')) specific_ss.add(when: 'CONFIG_VIRTIO_BLK', if_true: files('virtio-blk.c', 'virtio-blk-common.c')) specific_ss.add(when: 'CONFIG_VHOST_USER_BLK', if_true: files('vhost-user-blk.c', 'virtio-blk-common.c')) diff --git a/hw/block/tc58128.c b/hw/block/tc58128.c deleted file mode 100644 index 0984e37..0000000 --- a/hw/block/tc58128.c +++ /dev/null @@ -1,211 +0,0 @@ -/* - * TC58128 NAND EEPROM emulation - * - * Copyright (c) 2005 Samuel Tardieu - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - * - * SPDX-License-Identifier: MIT - */ -#include "qemu/osdep.h" -#include "qemu/units.h" -#include "hw/sh4/sh.h" -#include "hw/loader.h" -#include "sysemu/qtest.h" -#include "qemu/error-report.h" - -#define CE1 0x0100 -#define CE2 0x0200 -#define RE 0x0400 -#define WE 0x0800 -#define ALE 0x1000 -#define CLE 0x2000 -#define RDY1 0x4000 -#define RDY2 0x8000 -#define RDY(n) ((n) == 0 ? RDY1 : RDY2) - -typedef enum { WAIT, READ1, READ2, READ3 } state_t; - -typedef struct { - uint8_t *flash_contents; - state_t state; - uint32_t address; - uint8_t address_cycle; -} tc58128_dev; - -static tc58128_dev tc58128_devs[2]; - -#define FLASH_SIZE (16 * MiB) - -static void init_dev(tc58128_dev * dev, const char *filename) -{ - int ret, blocks; - - dev->state = WAIT; - dev->flash_contents = g_malloc(FLASH_SIZE); - memset(dev->flash_contents, 0xff, FLASH_SIZE); - if (filename) { - /* Load flash image skipping the first block */ - ret = load_image_size(filename, dev->flash_contents + 528 * 32, - FLASH_SIZE - 528 * 32); - if (ret < 0) { - if (!qtest_enabled()) { - error_report("Could not load flash image %s", filename); - exit(1); - } - } else { - /* Build first block with number of blocks */ - blocks = DIV_ROUND_UP(ret, 528 * 32); - dev->flash_contents[0] = blocks & 0xff; - dev->flash_contents[1] = (blocks >> 8) & 0xff; - dev->flash_contents[2] = (blocks >> 16) & 0xff; - dev->flash_contents[3] = (blocks >> 24) & 0xff; - fprintf(stderr, "loaded %d bytes for %s into flash\n", ret, - filename); - } - } -} - -static void handle_command(tc58128_dev * dev, uint8_t command) -{ - switch (command) { - case 0xff: - fprintf(stderr, "reset flash device\n"); - dev->state = WAIT; - break; - case 0x00: - fprintf(stderr, "read mode 1\n"); - dev->state = READ1; - dev->address_cycle = 0; - break; - case 0x01: - fprintf(stderr, "read mode 2\n"); - dev->state = READ2; - dev->address_cycle = 0; - break; - case 0x50: - fprintf(stderr, "read mode 3\n"); - dev->state = READ3; - dev->address_cycle = 0; - break; - default: - fprintf(stderr, "unknown flash command 0x%02x\n", command); - abort(); - } -} - -static void handle_address(tc58128_dev * dev, uint8_t data) -{ - switch (dev->state) { - case READ1: - case READ2: - case READ3: - switch (dev->address_cycle) { - case 0: - dev->address = data; - if (dev->state == READ2) - dev->address |= 0x100; - else if (dev->state == READ3) - dev->address |= 0x200; - break; - case 1: - dev->address += data * 528 * 0x100; - break; - case 2: - dev->address += data * 528; - fprintf(stderr, "address pointer in flash: 0x%08x\n", - dev->address); - break; - default: - /* Invalid data */ - abort(); - } - dev->address_cycle++; - break; - default: - abort(); - } -} - -static uint8_t handle_read(tc58128_dev * dev) -{ -#if 0 - if (dev->address % 0x100000 == 0) - fprintf(stderr, "reading flash at address 0x%08x\n", dev->address); -#endif - return dev->flash_contents[dev->address++]; -} - -/* We never mark the device as busy, so interrupts cannot be triggered - XXXXX */ - -static int tc58128_cb(uint16_t porta, uint16_t portb, - uint16_t * periph_pdtra, uint16_t * periph_portadir, - uint16_t * periph_pdtrb, uint16_t * periph_portbdir) -{ - int dev; - - if ((porta & CE1) == 0) - dev = 0; - else if ((porta & CE2) == 0) - dev = 1; - else - return 0; /* No device selected */ - - if ((porta & RE) && (porta & WE)) { - /* Nothing to do, assert ready and return to input state */ - *periph_portadir &= 0xff00; - *periph_portadir |= RDY(dev); - *periph_pdtra |= RDY(dev); - return 1; - } - - if (porta & CLE) { - /* Command */ - assert((porta & WE) == 0); - handle_command(&tc58128_devs[dev], porta & 0x00ff); - } else if (porta & ALE) { - assert((porta & WE) == 0); - handle_address(&tc58128_devs[dev], porta & 0x00ff); - } else if ((porta & RE) == 0) { - *periph_portadir |= 0x00ff; - *periph_pdtra &= 0xff00; - *periph_pdtra |= handle_read(&tc58128_devs[dev]); - } else { - abort(); - } - return 1; -} - -static sh7750_io_device tc58128 = { - RE | WE, /* Port A triggers */ - 0, /* Port B triggers */ - tc58128_cb /* Callback */ -}; - -int tc58128_init(struct SH7750State *s, const char *zone1, const char *zone2) -{ - if (!qtest_enabled()) { - warn_report_once("The TC58128 flash device is deprecated"); - } - init_dev(&tc58128_devs[0], zone1); - init_dev(&tc58128_devs[1], zone2); - return sh7750_register_io_device(s, &tc58128); -} diff --git a/hw/char/avr_usart.c b/hw/char/avr_usart.c index 24d26ad..3aff01c 100644 --- a/hw/char/avr_usart.c +++ b/hw/char/avr_usart.c @@ -86,7 +86,7 @@ static void update_char_mask(AVRUsartState *usart) usart->char_mask = 0b11111111; break; default: - assert(0); + g_assert_not_reached(); } } diff --git a/hw/char/escc.c b/hw/char/escc.c index b08819f..b1b1bbe 100644 --- a/hw/char/escc.c +++ b/hw/char/escc.c @@ -287,6 +287,7 @@ static void escc_reset_chn(ESCCChannelState *s) s->rxint = s->txint = 0; s->rxint_under_svc = s->txint_under_svc = 0; s->e0_mode = s->led_mode = s->caps_lock_mode = s->num_lock_mode = 0; + s->sunmouse_dx = s->sunmouse_dy = s->sunmouse_buttons = 0; clear_queue(s); } @@ -952,53 +953,96 @@ static void handle_kbd_command(ESCCChannelState *s, int val) } } -static void sunmouse_event(void *opaque, - int dx, int dy, int dz, int buttons_state) +static void sunmouse_handle_event(DeviceState *dev, QemuConsole *src, + InputEvent *evt) { - ESCCChannelState *s = opaque; - int ch; + ESCCChannelState *s = (ESCCChannelState *)dev; + InputMoveEvent *move; + InputBtnEvent *btn; + static const int bmap[INPUT_BUTTON__MAX] = { + [INPUT_BUTTON_LEFT] = 0x4, + [INPUT_BUTTON_MIDDLE] = 0x2, + [INPUT_BUTTON_RIGHT] = 0x1, + }; + + switch (evt->type) { + case INPUT_EVENT_KIND_REL: + move = evt->u.rel.data; + if (move->axis == INPUT_AXIS_X) { + s->sunmouse_dx += move->value; + } else if (move->axis == INPUT_AXIS_Y) { + s->sunmouse_dy -= move->value; + } + break; - trace_escc_sunmouse_event(dx, dy, buttons_state); - ch = 0x80 | 0x7; /* protocol start byte, no buttons pressed */ + case INPUT_EVENT_KIND_BTN: + btn = evt->u.btn.data; + if (bmap[btn->button]) { + if (btn->down) { + s->sunmouse_buttons |= bmap[btn->button]; + } else { + s->sunmouse_buttons &= ~bmap[btn->button]; + } + /* Indicate we have a supported button event */ + s->sunmouse_buttons |= 0x80; + } + break; - if (buttons_state & MOUSE_EVENT_LBUTTON) { - ch ^= 0x4; - } - if (buttons_state & MOUSE_EVENT_MBUTTON) { - ch ^= 0x2; + default: + /* keep gcc happy */ + break; } - if (buttons_state & MOUSE_EVENT_RBUTTON) { - ch ^= 0x1; +} + +static void sunmouse_sync(DeviceState *dev) +{ + ESCCChannelState *s = (ESCCChannelState *)dev; + int ch; + + if (s->sunmouse_dx == 0 && s->sunmouse_dy == 0 && + (s->sunmouse_buttons & 0x80) == 0) { + /* Nothing to do after button event filter */ + return; } + /* Clear our button event flag */ + s->sunmouse_buttons &= ~0x80; + trace_escc_sunmouse_event(s->sunmouse_dx, s->sunmouse_dy, + s->sunmouse_buttons); + ch = 0x80 | 0x7; /* protocol start byte, no buttons pressed */ + ch ^= s->sunmouse_buttons; put_queue(s, ch); - ch = dx; - + ch = s->sunmouse_dx; if (ch > 127) { ch = 127; } else if (ch < -127) { ch = -127; } - put_queue(s, ch & 0xff); + s->sunmouse_dx -= ch; - ch = -dy; - + ch = s->sunmouse_dy; if (ch > 127) { ch = 127; } else if (ch < -127) { ch = -127; } - put_queue(s, ch & 0xff); + s->sunmouse_dy -= ch; /* MSC protocol specifies two extra motion bytes */ - put_queue(s, 0); put_queue(s, 0); } +static const QemuInputHandler sunmouse_handler = { + .name = "QEMU Sun Mouse", + .mask = INPUT_EVENT_MASK_BTN | INPUT_EVENT_MASK_REL, + .event = sunmouse_handle_event, + .sync = sunmouse_sync, +}; + static void escc_init1(Object *obj) { ESCCState *s = ESCC(obj); @@ -1036,8 +1080,8 @@ static void escc_realize(DeviceState *dev, Error **errp) } if (s->chn[0].type == escc_mouse) { - qemu_add_mouse_event_handler(sunmouse_event, &s->chn[0], 0, - "QEMU Sun Mouse"); + s->chn[0].hs = qemu_input_handler_register((DeviceState *)(&s->chn[0]), + &sunmouse_handler); } if (s->chn[1].type == escc_kbd) { s->chn[1].hs = qemu_input_handler_register((DeviceState *)(&s->chn[1]), diff --git a/hw/char/etraxfs_ser.c b/hw/char/etraxfs_ser.c deleted file mode 100644 index 97fa971..0000000 --- a/hw/char/etraxfs_ser.c +++ /dev/null @@ -1,267 +0,0 @@ -/* - * QEMU ETRAX System Emulator - * - * Copyright (c) 2007 Edgar E. Iglesias, Axis Communications AB. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "hw/irq.h" -#include "hw/qdev-properties.h" -#include "hw/qdev-properties-system.h" -#include "hw/sysbus.h" -#include "chardev/char-fe.h" -#include "qemu/log.h" -#include "qemu/module.h" -#include "qom/object.h" - -#define D(x) - -#define RW_TR_CTRL (0x00 / 4) -#define RW_TR_DMA_EN (0x04 / 4) -#define RW_REC_CTRL (0x08 / 4) -#define RW_DOUT (0x1c / 4) -#define RS_STAT_DIN (0x20 / 4) -#define R_STAT_DIN (0x24 / 4) -#define RW_INTR_MASK (0x2c / 4) -#define RW_ACK_INTR (0x30 / 4) -#define R_INTR (0x34 / 4) -#define R_MASKED_INTR (0x38 / 4) -#define R_MAX (0x3c / 4) - -#define STAT_DAV 16 -#define STAT_TR_IDLE 22 -#define STAT_TR_RDY 24 - -#define TYPE_ETRAX_FS_SERIAL "etraxfs-serial" -typedef struct ETRAXSerial ETRAXSerial; -DECLARE_INSTANCE_CHECKER(ETRAXSerial, ETRAX_SERIAL, - TYPE_ETRAX_FS_SERIAL) - -struct ETRAXSerial { - SysBusDevice parent_obj; - - MemoryRegion mmio; - CharBackend chr; - qemu_irq irq; - - int pending_tx; - - uint8_t rx_fifo[16]; - unsigned int rx_fifo_pos; - unsigned int rx_fifo_len; - - /* Control registers. */ - uint32_t regs[R_MAX]; -}; - -static void ser_update_irq(ETRAXSerial *s) -{ - - if (s->rx_fifo_len) { - s->regs[R_INTR] |= 8; - } else { - s->regs[R_INTR] &= ~8; - } - - s->regs[R_MASKED_INTR] = s->regs[R_INTR] & s->regs[RW_INTR_MASK]; - qemu_set_irq(s->irq, !!s->regs[R_MASKED_INTR]); -} - -static uint64_t -ser_read(void *opaque, hwaddr addr, unsigned int size) -{ - ETRAXSerial *s = opaque; - uint32_t r = 0; - - addr >>= 2; - switch (addr) - { - case R_STAT_DIN: - r = s->rx_fifo[(s->rx_fifo_pos - s->rx_fifo_len) & 15]; - if (s->rx_fifo_len) { - r |= 1 << STAT_DAV; - } - r |= 1 << STAT_TR_RDY; - r |= 1 << STAT_TR_IDLE; - break; - case RS_STAT_DIN: - r = s->rx_fifo[(s->rx_fifo_pos - s->rx_fifo_len) & 15]; - if (s->rx_fifo_len) { - r |= 1 << STAT_DAV; - s->rx_fifo_len--; - } - r |= 1 << STAT_TR_RDY; - r |= 1 << STAT_TR_IDLE; - break; - default: - r = s->regs[addr]; - D(qemu_log("%s " HWADDR_FMT_plx "=%x\n", __func__, addr, r)); - break; - } - return r; -} - -static void -ser_write(void *opaque, hwaddr addr, - uint64_t val64, unsigned int size) -{ - ETRAXSerial *s = opaque; - uint32_t value = val64; - unsigned char ch = val64; - - D(qemu_log("%s " HWADDR_FMT_plx "=%x\n", __func__, addr, value)); - addr >>= 2; - switch (addr) - { - case RW_DOUT: - /* XXX this blocks entire thread. Rewrite to use - * qemu_chr_fe_write and background I/O callbacks */ - qemu_chr_fe_write_all(&s->chr, &ch, 1); - s->regs[R_INTR] |= 3; - s->pending_tx = 1; - s->regs[addr] = value; - break; - case RW_ACK_INTR: - if (s->pending_tx) { - value &= ~1; - s->pending_tx = 0; - D(qemu_log("fixedup value=%x r_intr=%x\n", - value, s->regs[R_INTR])); - } - s->regs[addr] = value; - s->regs[R_INTR] &= ~value; - D(printf("r_intr=%x\n", s->regs[R_INTR])); - break; - default: - s->regs[addr] = value; - break; - } - ser_update_irq(s); -} - -static const MemoryRegionOps ser_ops = { - .read = ser_read, - .write = ser_write, - .endianness = DEVICE_NATIVE_ENDIAN, - .valid = { - .min_access_size = 4, - .max_access_size = 4 - } -}; - -static Property etraxfs_ser_properties[] = { - DEFINE_PROP_CHR("chardev", ETRAXSerial, chr), - DEFINE_PROP_END_OF_LIST(), -}; - -static void serial_receive(void *opaque, const uint8_t *buf, int size) -{ - ETRAXSerial *s = opaque; - int i; - - /* Got a byte. */ - if (s->rx_fifo_len >= 16) { - D(qemu_log("WARNING: UART dropped char.\n")); - return; - } - - for (i = 0; i < size; i++) { - s->rx_fifo[s->rx_fifo_pos] = buf[i]; - s->rx_fifo_pos++; - s->rx_fifo_pos &= 15; - s->rx_fifo_len++; - } - - ser_update_irq(s); -} - -static int serial_can_receive(void *opaque) -{ - ETRAXSerial *s = opaque; - - /* Is the receiver enabled? */ - if (!(s->regs[RW_REC_CTRL] & (1 << 3))) { - return 0; - } - - return sizeof(s->rx_fifo) - s->rx_fifo_len; -} - -static void serial_event(void *opaque, QEMUChrEvent event) -{ - -} - -static void etraxfs_ser_reset(DeviceState *d) -{ - ETRAXSerial *s = ETRAX_SERIAL(d); - - /* transmitter begins ready and idle. */ - s->regs[RS_STAT_DIN] |= (1 << STAT_TR_RDY); - s->regs[RS_STAT_DIN] |= (1 << STAT_TR_IDLE); - - s->regs[RW_REC_CTRL] = 0x10000; - -} - -static void etraxfs_ser_init(Object *obj) -{ - ETRAXSerial *s = ETRAX_SERIAL(obj); - SysBusDevice *dev = SYS_BUS_DEVICE(obj); - - sysbus_init_irq(dev, &s->irq); - memory_region_init_io(&s->mmio, obj, &ser_ops, s, - "etraxfs-serial", R_MAX * 4); - sysbus_init_mmio(dev, &s->mmio); -} - -static void etraxfs_ser_realize(DeviceState *dev, Error **errp) -{ - ETRAXSerial *s = ETRAX_SERIAL(dev); - - qemu_chr_fe_set_handlers(&s->chr, - serial_can_receive, serial_receive, - serial_event, NULL, s, NULL, true); -} - -static void etraxfs_ser_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - - device_class_set_legacy_reset(dc, etraxfs_ser_reset); - device_class_set_props(dc, etraxfs_ser_properties); - dc->realize = etraxfs_ser_realize; -} - -static const TypeInfo etraxfs_ser_info = { - .name = TYPE_ETRAX_FS_SERIAL, - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(ETRAXSerial), - .instance_init = etraxfs_ser_init, - .class_init = etraxfs_ser_class_init, -}; - -static void etraxfs_serial_register_types(void) -{ - type_register_static(&etraxfs_ser_info); -} - -type_init(etraxfs_serial_register_types) diff --git a/hw/char/meson.build b/hw/char/meson.build index e5b13b6..a4c4c5f 100644 --- a/hw/char/meson.build +++ b/hw/char/meson.build @@ -1,7 +1,6 @@ system_ss.add(when: 'CONFIG_CADENCE', if_true: files('cadence_uart.c')) system_ss.add(when: 'CONFIG_CMSDK_APB_UART', if_true: files('cmsdk-apb-uart.c')) system_ss.add(when: 'CONFIG_ESCC', if_true: files('escc.c')) -system_ss.add(when: 'CONFIG_ETRAXFS', if_true: files('etraxfs_ser.c')) system_ss.add(when: 'CONFIG_GRLIB', if_true: files('grlib_apbuart.c')) system_ss.add(when: 'CONFIG_IBEX', if_true: files('ibex_uart.c')) system_ss.add(when: 'CONFIG_IMX', if_true: files('imx_serial.c')) diff --git a/hw/char/pl011.c b/hw/char/pl011.c index 615fe3a..15df7c1 100644 --- a/hw/char/pl011.c +++ b/hw/char/pl011.c @@ -85,7 +85,9 @@ DeviceState *pl011_create(hwaddr addr, qemu_irq irq, Chardev *chr) #define CR_OUT1 (1 << 12) #define CR_RTS (1 << 11) #define CR_DTR (1 << 10) +#define CR_TXE (1 << 8) #define CR_LBE (1 << 7) +#define CR_UARTEN (1 << 0) /* Integer Baud Rate Divider, UARTIBRD */ #define IBRD_MASK 0x3f @@ -138,6 +140,11 @@ static void pl011_update(PL011State *s) } } +static bool pl011_loopback_enabled(PL011State *s) +{ + return !!(s->cr & CR_LBE); +} + static bool pl011_is_fifo_enabled(PL011State *s) { return (s->lcr & LCR_FEN) != 0; @@ -149,41 +156,126 @@ static inline unsigned pl011_get_fifo_depth(PL011State *s) return pl011_is_fifo_enabled(s) ? PL011_FIFO_DEPTH : 1; } -static inline void pl011_reset_fifo(PL011State *s) +static inline void pl011_reset_rx_fifo(PL011State *s) { s->read_count = 0; s->read_pos = 0; /* Reset FIFO flags */ - s->flags &= ~(PL011_FLAG_RXFF | PL011_FLAG_TXFF); - s->flags |= PL011_FLAG_RXFE | PL011_FLAG_TXFE; + s->flags &= ~PL011_FLAG_RXFF; + s->flags |= PL011_FLAG_RXFE; +} + +static inline void pl011_reset_tx_fifo(PL011State *s) +{ + /* Reset FIFO flags */ + s->flags &= ~PL011_FLAG_TXFF; + s->flags |= PL011_FLAG_TXFE; +} + +static void pl011_fifo_rx_put(void *opaque, uint32_t value) +{ + PL011State *s = (PL011State *)opaque; + int slot; + unsigned pipe_depth; + + pipe_depth = pl011_get_fifo_depth(s); + slot = (s->read_pos + s->read_count) & (pipe_depth - 1); + s->read_fifo[slot] = value; + s->read_count++; + s->flags &= ~PL011_FLAG_RXFE; + trace_pl011_fifo_rx_put(value, s->read_count); + if (s->read_count == pipe_depth) { + trace_pl011_fifo_rx_full(); + s->flags |= PL011_FLAG_RXFF; + } + if (s->read_count == s->read_trigger) { + s->int_level |= INT_RX; + pl011_update(s); + } +} + +static void pl011_loopback_tx(PL011State *s, uint32_t value) +{ + if (!pl011_loopback_enabled(s)) { + return; + } + + /* + * Caveat: + * + * In real hardware, TX loopback happens at the serial-bit level + * and then reassembled by the RX logics back into bytes and placed + * into the RX fifo. That is, loopback happens after TX fifo. + * + * Because the real hardware TX fifo is time-drained at the frame + * rate governed by the configured serial format, some loopback + * bytes in TX fifo may still be able to get into the RX fifo + * that could be full at times while being drained at software + * pace. + * + * In such scenario, the RX draining pace is the major factor + * deciding which loopback bytes get into the RX fifo, unless + * hardware flow-control is enabled. + * + * For simplicity, the above described is not emulated. + */ + pl011_fifo_rx_put(s, value); +} + +static void pl011_write_txdata(PL011State *s, uint8_t data) +{ + if (!(s->cr & CR_UARTEN)) { + qemu_log_mask(LOG_GUEST_ERROR, + "PL011 data written to disabled UART\n"); + } + if (!(s->cr & CR_TXE)) { + qemu_log_mask(LOG_GUEST_ERROR, + "PL011 data written to disabled TX UART\n"); + } + + /* + * XXX this blocks entire thread. Rewrite to use + * qemu_chr_fe_write and background I/O callbacks + */ + qemu_chr_fe_write_all(&s->chr, &data, 1); + pl011_loopback_tx(s, data); + s->int_level |= INT_TX; + pl011_update(s); +} + +static uint32_t pl011_read_rxdata(PL011State *s) +{ + uint32_t c; + + s->flags &= ~PL011_FLAG_RXFF; + c = s->read_fifo[s->read_pos]; + if (s->read_count > 0) { + s->read_count--; + s->read_pos = (s->read_pos + 1) & (pl011_get_fifo_depth(s) - 1); + } + if (s->read_count == 0) { + s->flags |= PL011_FLAG_RXFE; + } + if (s->read_count == s->read_trigger - 1) { + s->int_level &= ~INT_RX; + } + trace_pl011_read_fifo(s->read_count); + s->rsr = c >> 8; + pl011_update(s); + qemu_chr_fe_accept_input(&s->chr); + return c; } static uint64_t pl011_read(void *opaque, hwaddr offset, unsigned size) { PL011State *s = (PL011State *)opaque; - uint32_t c; uint64_t r; switch (offset >> 2) { case 0: /* UARTDR */ - s->flags &= ~PL011_FLAG_RXFF; - c = s->read_fifo[s->read_pos]; - if (s->read_count > 0) { - s->read_count--; - s->read_pos = (s->read_pos + 1) & (pl011_get_fifo_depth(s) - 1); - } - if (s->read_count == 0) { - s->flags |= PL011_FLAG_RXFE; - } - if (s->read_count == s->read_trigger - 1) - s->int_level &= ~ INT_RX; - trace_pl011_read_fifo(s->read_count); - s->rsr = c >> 8; - pl011_update(s); - qemu_chr_fe_accept_input(&s->chr); - r = c; + r = pl011_read_rxdata(s); break; case 1: /* UARTRSR */ r = s->rsr; @@ -268,11 +360,6 @@ static void pl011_trace_baudrate_change(const PL011State *s) s->ibrd, s->fbrd); } -static bool pl011_loopback_enabled(PL011State *s) -{ - return !!(s->cr & CR_LBE); -} - static void pl011_loopback_mdmctrl(PL011State *s) { uint32_t cr, fr, il; @@ -314,36 +401,6 @@ static void pl011_loopback_mdmctrl(PL011State *s) pl011_update(s); } -static void pl011_put_fifo(void *opaque, uint32_t value); - -static void pl011_loopback_tx(PL011State *s, uint32_t value) -{ - if (!pl011_loopback_enabled(s)) { - return; - } - - /* - * Caveat: - * - * In real hardware, TX loopback happens at the serial-bit level - * and then reassembled by the RX logics back into bytes and placed - * into the RX fifo. That is, loopback happens after TX fifo. - * - * Because the real hardware TX fifo is time-drained at the frame - * rate governed by the configured serial format, some loopback - * bytes in TX fifo may still be able to get into the RX fifo - * that could be full at times while being drained at software - * pace. - * - * In such scenario, the RX draining pace is the major factor - * deciding which loopback bytes get into the RX fifo, unless - * hardware flow-control is enabled. - * - * For simplicity, the above described is not emulated. - */ - pl011_put_fifo(s, value); -} - static void pl011_loopback_break(PL011State *s, int brk_enable) { if (brk_enable) { @@ -361,14 +418,8 @@ static void pl011_write(void *opaque, hwaddr offset, switch (offset >> 2) { case 0: /* UARTDR */ - /* ??? Check if transmitter is enabled. */ ch = value; - /* XXX this blocks entire thread. Rewrite to use - * qemu_chr_fe_write and background I/O callbacks */ - qemu_chr_fe_write_all(&s->chr, &ch, 1); - pl011_loopback_tx(s, ch); - s->int_level |= INT_TX; - pl011_update(s); + pl011_write_txdata(s, ch); break; case 1: /* UARTRSR/UARTECR */ s->rsr = 0; @@ -390,7 +441,8 @@ static void pl011_write(void *opaque, hwaddr offset, case 11: /* UARTLCR_H */ /* Reset the FIFO state on FIFO enable or disable */ if ((s->lcr ^ value) & LCR_FEN) { - pl011_reset_fifo(s); + pl011_reset_rx_fifo(s); + pl011_reset_tx_fifo(s); } if ((s->lcr ^ value) & LCR_BRK) { int break_enable = value & LCR_BRK; @@ -440,28 +492,6 @@ static int pl011_can_receive(void *opaque) return r; } -static void pl011_put_fifo(void *opaque, uint32_t value) -{ - PL011State *s = (PL011State *)opaque; - int slot; - unsigned pipe_depth; - - pipe_depth = pl011_get_fifo_depth(s); - slot = (s->read_pos + s->read_count) & (pipe_depth - 1); - s->read_fifo[slot] = value; - s->read_count++; - s->flags &= ~PL011_FLAG_RXFE; - trace_pl011_put_fifo(value, s->read_count); - if (s->read_count == pipe_depth) { - trace_pl011_put_fifo_full(); - s->flags |= PL011_FLAG_RXFF; - } - if (s->read_count == s->read_trigger) { - s->int_level |= INT_RX; - pl011_update(s); - } -} - static void pl011_receive(void *opaque, const uint8_t *buf, int size) { /* @@ -473,13 +503,13 @@ static void pl011_receive(void *opaque, const uint8_t *buf, int size) return; } - pl011_put_fifo(opaque, *buf); + pl011_fifo_rx_put(opaque, *buf); } static void pl011_event(void *opaque, QEMUChrEvent event) { if (event == CHR_EVENT_BREAK && !pl011_loopback_enabled(opaque)) { - pl011_put_fifo(opaque, DR_BE); + pl011_fifo_rx_put(opaque, DR_BE); } } @@ -549,7 +579,7 @@ static const VMStateDescription vmstate_pl011 = { .minimum_version_id = 2, .post_load = pl011_post_load, .fields = (const VMStateField[]) { - VMSTATE_UINT32(readbuff, PL011State), + VMSTATE_UNUSED(sizeof(uint32_t)), VMSTATE_UINT32(flags, PL011State), VMSTATE_UINT32(lcr, PL011State), VMSTATE_UINT32(rsr, PL011State), @@ -621,7 +651,8 @@ static void pl011_reset(DeviceState *dev) s->ifl = 0x12; s->cr = 0x300; s->flags = 0; - pl011_reset_fifo(s); + pl011_reset_rx_fifo(s); + pl011_reset_tx_fifo(s); } static void pl011_class_init(ObjectClass *oc, void *data) diff --git a/hw/char/trace-events b/hw/char/trace-events index 8875758..59e1f73 100644 --- a/hw/char/trace-events +++ b/hw/char/trace-events @@ -58,8 +58,8 @@ pl011_read(uint32_t addr, uint32_t value, const char *regname) "addr 0x%03x valu pl011_read_fifo(int read_count) "FIFO read, read_count now %d" pl011_write(uint32_t addr, uint32_t value, const char *regname) "addr 0x%03x value 0x%08x reg %s" pl011_can_receive(uint32_t lcr, int read_count, int r) "LCR 0x%08x read_count %d returning %d" -pl011_put_fifo(uint32_t c, int read_count) "new char 0x%x read_count now %d" -pl011_put_fifo_full(void) "FIFO now full, RXFF set" +pl011_fifo_rx_put(uint32_t c, int read_count) "new char 0x%02x read_count now %d" +pl011_fifo_rx_full(void) "RX FIFO now full, RXFF set" pl011_baudrate_change(unsigned int baudrate, uint64_t clock, uint32_t ibrd, uint32_t fbrd) "new baudrate %u (clk: %" PRIu64 "hz, ibrd: %" PRIu32 ", fbrd: %" PRIu32 ")" # cmsdk-apb-uart.c diff --git a/hw/core/numa.c b/hw/core/numa.c index fb81c1e..1b5f44b 100644 --- a/hw/core/numa.c +++ b/hw/core/numa.c @@ -380,7 +380,7 @@ void parse_numa_hmat_lb(NumaState *numa_state, NumaHmatLBOptions *node, } lb_data.data = node->bandwidth; } else { - assert(0); + g_assert_not_reached(); } g_array_append_val(hmat_lb->list, lb_data); diff --git a/hw/cris/Kconfig b/hw/cris/Kconfig deleted file mode 100644 index 26c7eef..0000000 --- a/hw/cris/Kconfig +++ /dev/null @@ -1,11 +0,0 @@ -config AXIS - bool - default y - depends on CRIS - select ETRAXFS - select PFLASH_CFI02 - select NAND - -config ETRAXFS - bool - select PTIMER diff --git a/hw/cris/axis_dev88.c b/hw/cris/axis_dev88.c deleted file mode 100644 index 5556634..0000000 --- a/hw/cris/axis_dev88.c +++ /dev/null @@ -1,351 +0,0 @@ -/* - * QEMU model for the AXIS devboard 88. - * - * Copyright (c) 2009 Edgar E. Iglesias, Axis Communications AB. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "qemu/units.h" -#include "qapi/error.h" -#include "cpu.h" -#include "hw/sysbus.h" -#include "net/net.h" -#include "hw/block/flash.h" -#include "hw/boards.h" -#include "hw/cris/etraxfs.h" -#include "hw/loader.h" -#include "elf.h" -#include "boot.h" -#include "sysemu/qtest.h" -#include "sysemu/sysemu.h" - -#define D(x) -#define DNAND(x) - -struct nand_state_t -{ - DeviceState *nand; - MemoryRegion iomem; - unsigned int rdy:1; - unsigned int ale:1; - unsigned int cle:1; - unsigned int ce:1; -}; - -static struct nand_state_t nand_state; -static uint64_t nand_read(void *opaque, hwaddr addr, unsigned size) -{ - struct nand_state_t *s = opaque; - uint32_t r; - int rdy; - - r = nand_getio(s->nand); - nand_getpins(s->nand, &rdy); - s->rdy = rdy; - - DNAND(printf("%s addr=%x r=%x\n", __func__, addr, r)); - return r; -} - -static void -nand_write(void *opaque, hwaddr addr, uint64_t value, - unsigned size) -{ - struct nand_state_t *s = opaque; - int rdy; - - DNAND(printf("%s addr=%x v=%x\n", __func__, addr, (unsigned)value)); - nand_setpins(s->nand, s->cle, s->ale, s->ce, 1, 0); - nand_setio(s->nand, value); - nand_getpins(s->nand, &rdy); - s->rdy = rdy; -} - -static const MemoryRegionOps nand_ops = { - .read = nand_read, - .write = nand_write, - .endianness = DEVICE_NATIVE_ENDIAN, -}; - -struct tempsensor_t -{ - unsigned int shiftreg; - unsigned int count; - enum { - ST_OUT, ST_IN, ST_Z - } state; - - uint16_t regs[3]; -}; - -static void tempsensor_clkedge(struct tempsensor_t *s, - unsigned int clk, unsigned int data_in) -{ - D(printf("%s clk=%d state=%d sr=%x\n", __func__, - clk, s->state, s->shiftreg)); - if (s->count == 0) { - s->count = 16; - s->state = ST_OUT; - } - switch (s->state) { - case ST_OUT: - /* Output reg is clocked at negedge. */ - if (!clk) { - s->count--; - s->shiftreg <<= 1; - if (s->count == 0) { - s->shiftreg = 0; - s->state = ST_IN; - s->count = 16; - } - } - break; - case ST_Z: - if (clk) { - s->count--; - if (s->count == 0) { - s->shiftreg = 0; - s->state = ST_OUT; - s->count = 16; - } - } - break; - case ST_IN: - /* Indata is sampled at posedge. */ - if (clk) { - s->count--; - s->shiftreg <<= 1; - s->shiftreg |= data_in & 1; - if (s->count == 0) { - D(printf("%s cfgreg=%x\n", __func__, s->shiftreg)); - s->regs[0] = s->shiftreg; - s->state = ST_OUT; - s->count = 16; - - if ((s->regs[0] & 0xff) == 0) { - /* 25 degrees celsius. */ - s->shiftreg = 0x0b9f; - } else if ((s->regs[0] & 0xff) == 0xff) { - /* Sensor ID, 0x8100 LM70. */ - s->shiftreg = 0x8100; - } else - printf("Invalid tempsens state %x\n", s->regs[0]); - } - } - break; - } -} - - -#define RW_PA_DOUT 0x00 -#define R_PA_DIN 0x01 -#define RW_PA_OE 0x02 -#define RW_PD_DOUT 0x10 -#define R_PD_DIN 0x11 -#define RW_PD_OE 0x12 - -static struct gpio_state_t -{ - MemoryRegion iomem; - struct nand_state_t *nand; - struct tempsensor_t tempsensor; - uint32_t regs[0x5c / 4]; -} gpio_state; - -static uint64_t gpio_read(void *opaque, hwaddr addr, unsigned size) -{ - struct gpio_state_t *s = opaque; - uint32_t r = 0; - - addr >>= 2; - switch (addr) - { - case R_PA_DIN: - r = s->regs[RW_PA_DOUT] & s->regs[RW_PA_OE]; - - /* Encode pins from the nand. */ - r |= s->nand->rdy << 7; - break; - case R_PD_DIN: - r = s->regs[RW_PD_DOUT] & s->regs[RW_PD_OE]; - - /* Encode temp sensor pins. */ - r |= (!!(s->tempsensor.shiftreg & 0x10000)) << 4; - break; - - default: - r = s->regs[addr]; - break; - } - return r; - D(printf("%s %x=%x\n", __func__, addr, r)); -} - -static void gpio_write(void *opaque, hwaddr addr, uint64_t value, - unsigned size) -{ - struct gpio_state_t *s = opaque; - D(printf("%s %x=%x\n", __func__, addr, (unsigned)value)); - - addr >>= 2; - switch (addr) - { - case RW_PA_DOUT: - /* Decode nand pins. */ - s->nand->ale = !!(value & (1 << 6)); - s->nand->cle = !!(value & (1 << 5)); - s->nand->ce = !!(value & (1 << 4)); - - s->regs[addr] = value; - break; - - case RW_PD_DOUT: - /* Temp sensor clk. */ - if ((s->regs[addr] ^ value) & 2) - tempsensor_clkedge(&s->tempsensor, !!(value & 2), - !!(value & 16)); - s->regs[addr] = value; - break; - - default: - s->regs[addr] = value; - break; - } -} - -static const MemoryRegionOps gpio_ops = { - .read = gpio_read, - .write = gpio_write, - .endianness = DEVICE_NATIVE_ENDIAN, - .valid = { - .min_access_size = 4, - .max_access_size = 4, - }, -}; - -#define INTMEM_SIZE (128 * KiB) - -static struct cris_load_info li; - -static -void axisdev88_init(MachineState *machine) -{ - const char *kernel_filename = machine->kernel_filename; - const char *kernel_cmdline = machine->kernel_cmdline; - CRISCPU *cpu; - DeviceState *dev; - SysBusDevice *s; - DriveInfo *nand; - qemu_irq irq[30], nmi[2]; - void *etraxfs_dmac; - struct etraxfs_dma_client *dma_eth; - int i; - MemoryRegion *address_space_mem = get_system_memory(); - MemoryRegion *phys_intmem = g_new(MemoryRegion, 1); - - /* init CPUs */ - cpu = CRIS_CPU(cpu_create(machine->cpu_type)); - - memory_region_add_subregion(address_space_mem, 0x40000000, machine->ram); - - /* The ETRAX-FS has 128Kb on chip ram, the docs refer to it as the - internal memory. */ - memory_region_init_ram(phys_intmem, NULL, "axisdev88.chipram", - INTMEM_SIZE, &error_fatal); - memory_region_add_subregion(address_space_mem, 0x38000000, phys_intmem); - - /* Attach a NAND flash to CS1. */ - nand = drive_get(IF_MTD, 0, 0); - nand_state.nand = nand_init(nand ? blk_by_legacy_dinfo(nand) : NULL, - NAND_MFR_STMICRO, 0x39); - memory_region_init_io(&nand_state.iomem, NULL, &nand_ops, &nand_state, - "nand", 0x05000000); - memory_region_add_subregion(address_space_mem, 0x10000000, - &nand_state.iomem); - - gpio_state.nand = &nand_state; - memory_region_init_io(&gpio_state.iomem, NULL, &gpio_ops, &gpio_state, - "gpio", 0x5c); - memory_region_add_subregion(address_space_mem, 0x3001a000, - &gpio_state.iomem); - - - dev = qdev_new("etraxfs-pic"); - s = SYS_BUS_DEVICE(dev); - sysbus_realize_and_unref(s, &error_fatal); - sysbus_mmio_map(s, 0, 0x3001c000); - sysbus_connect_irq(s, 0, qdev_get_gpio_in(DEVICE(cpu), CRIS_CPU_IRQ)); - sysbus_connect_irq(s, 1, qdev_get_gpio_in(DEVICE(cpu), CRIS_CPU_NMI)); - for (i = 0; i < 30; i++) { - irq[i] = qdev_get_gpio_in(dev, i); - } - nmi[0] = qdev_get_gpio_in(dev, 30); - nmi[1] = qdev_get_gpio_in(dev, 31); - - etraxfs_dmac = etraxfs_dmac_init(0x30000000, 10); - for (i = 0; i < 10; i++) { - /* On ETRAX, odd numbered channels are inputs. */ - etraxfs_dmac_connect(etraxfs_dmac, i, irq + 7 + i, i & 1); - } - - /* Add the two ethernet blocks. */ - dma_eth = g_malloc0(sizeof dma_eth[0] * 4); /* Allocate 4 channels. */ - - etraxfs_eth_init(0x30034000, 1, &dma_eth[0], &dma_eth[1]); - /* The DMA Connector block is missing, hardwire things for now. */ - etraxfs_dmac_connect_client(etraxfs_dmac, 0, &dma_eth[0]); - etraxfs_dmac_connect_client(etraxfs_dmac, 1, &dma_eth[1]); - - if (qemu_find_nic_info("etraxfs-eth", true, "fseth")) { - etraxfs_eth_init(0x30036000, 2, &dma_eth[2], &dma_eth[3]); - etraxfs_dmac_connect_client(etraxfs_dmac, 6, &dma_eth[2]); - etraxfs_dmac_connect_client(etraxfs_dmac, 7, &dma_eth[3]); - } - - /* 2 timers. */ - sysbus_create_varargs("etraxfs-timer", 0x3001e000, irq[0x1b], nmi[1], NULL); - sysbus_create_varargs("etraxfs-timer", 0x3005e000, irq[0x1b], nmi[1], NULL); - - for (i = 0; i < 4; i++) { - etraxfs_ser_create(0x30026000 + i * 0x2000, irq[0x14 + i], serial_hd(i)); - } - - if (kernel_filename) { - li.image_filename = kernel_filename; - li.cmdline = kernel_cmdline; - li.ram_size = machine->ram_size; - cris_load_image(cpu, &li); - } else if (!qtest_enabled()) { - fprintf(stderr, "Kernel image must be specified\n"); - exit(1); - } -} - -static void axisdev88_machine_init(MachineClass *mc) -{ - mc->desc = "AXIS devboard 88"; - mc->init = axisdev88_init; - mc->is_default = true; - mc->default_cpu_type = CRIS_CPU_TYPE_NAME("crisv32"); - mc->default_ram_id = "axisdev88.ram"; -} - -DEFINE_MACHINE("axis-dev88", axisdev88_machine_init) diff --git a/hw/cris/boot.c b/hw/cris/boot.c deleted file mode 100644 index 9fa09cf..0000000 --- a/hw/cris/boot.c +++ /dev/null @@ -1,102 +0,0 @@ -/* - * CRIS image loading. - * - * Copyright (c) 2010 Edgar E. Iglesias, Axis Communications AB. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "cpu.h" -#include "hw/loader.h" -#include "elf.h" -#include "boot.h" -#include "qemu/cutils.h" -#include "sysemu/reset.h" - -static void main_cpu_reset(void *opaque) -{ - CRISCPU *cpu = opaque; - CPUCRISState *env = &cpu->env; - struct cris_load_info *li; - - li = env->load_info; - - cpu_reset(CPU(cpu)); - - if (!li) { - /* nothing more to do. */ - return; - } - - env->pc = li->entry; - - if (li->image_filename) { - env->regs[8] = 0x56902387; /* RAM boot magic. */ - env->regs[9] = 0x40004000 + li->image_size; - } - - if (li->cmdline) { - /* Let the kernel know we are modifying the cmdline. */ - env->regs[10] = 0x87109563; - env->regs[11] = 0x40000000; - } -} - -static uint64_t translate_kernel_address(void *opaque, uint64_t addr) -{ - return addr - 0x80000000LL; -} - -void cris_load_image(CRISCPU *cpu, struct cris_load_info *li) -{ - CPUCRISState *env = &cpu->env; - uint64_t entry; - int kcmdline_len; - int image_size; - - env->load_info = li; - /* Boots a kernel elf binary, os/linux-2.6/vmlinux from the axis - devboard SDK. */ - image_size = load_elf(li->image_filename, NULL, - translate_kernel_address, NULL, - &entry, NULL, NULL, NULL, 0, EM_CRIS, 0, 0); - li->entry = entry; - if (image_size < 0) { - /* Takes a kimage from the axis devboard SDK. */ - image_size = load_image_targphys(li->image_filename, 0x40004000, - li->ram_size); - li->entry = 0x40004000; - } - - if (image_size < 0) { - fprintf(stderr, "qemu: could not load kernel '%s'\n", - li->image_filename); - exit(1); - } - - if (li->cmdline && (kcmdline_len = strlen(li->cmdline))) { - if (kcmdline_len > 256) { - fprintf(stderr, "Too long CRIS kernel cmdline (max 256)\n"); - exit(1); - } - pstrcpy_targphys("cmdline", 0x40000000, 256, li->cmdline); - } - qemu_register_reset(main_cpu_reset, cpu); -} diff --git a/hw/cris/boot.h b/hw/cris/boot.h deleted file mode 100644 index 9f1e0e3..0000000 --- a/hw/cris/boot.h +++ /dev/null @@ -1,16 +0,0 @@ -#ifndef HW_CRIS_BOOT_H -#define HW_CRIS_BOOT_H - -struct cris_load_info -{ - const char *image_filename; - const char *cmdline; - int image_size; - ram_addr_t ram_size; - - hwaddr entry; -}; - -void cris_load_image(CRISCPU *cpu, struct cris_load_info *li); - -#endif diff --git a/hw/cris/meson.build b/hw/cris/meson.build deleted file mode 100644 index dc808a4..0000000 --- a/hw/cris/meson.build +++ /dev/null @@ -1,5 +0,0 @@ -cris_ss = ss.source_set() -cris_ss.add(files('boot.c')) -cris_ss.add(when: 'CONFIG_AXIS', if_true: files('axis_dev88.c')) - -hw_arch += {'cris': cris_ss} diff --git a/hw/dma/etraxfs_dma.c b/hw/dma/etraxfs_dma.c deleted file mode 100644 index 9c0003d..0000000 --- a/hw/dma/etraxfs_dma.c +++ /dev/null @@ -1,781 +0,0 @@ -/* - * QEMU ETRAX DMA Controller. - * - * Copyright (c) 2008 Edgar E. Iglesias, Axis Communications AB. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "hw/hw.h" -#include "hw/irq.h" -#include "qemu/main-loop.h" -#include "sysemu/runstate.h" -#include "exec/address-spaces.h" -#include "exec/memory.h" - -#include "hw/cris/etraxfs_dma.h" - -#define D(x) - -#define RW_DATA (0x0 / 4) -#define RW_SAVED_DATA (0x58 / 4) -#define RW_SAVED_DATA_BUF (0x5c / 4) -#define RW_GROUP (0x60 / 4) -#define RW_GROUP_DOWN (0x7c / 4) -#define RW_CMD (0x80 / 4) -#define RW_CFG (0x84 / 4) -#define RW_STAT (0x88 / 4) -#define RW_INTR_MASK (0x8c / 4) -#define RW_ACK_INTR (0x90 / 4) -#define R_INTR (0x94 / 4) -#define R_MASKED_INTR (0x98 / 4) -#define RW_STREAM_CMD (0x9c / 4) - -#define DMA_REG_MAX (0x100 / 4) - -/* descriptors */ - -// ------------------------------------------------------------ dma_descr_group -typedef struct dma_descr_group { - uint32_t next; - unsigned eol : 1; - unsigned tol : 1; - unsigned bol : 1; - unsigned : 1; - unsigned intr : 1; - unsigned : 2; - unsigned en : 1; - unsigned : 7; - unsigned dis : 1; - unsigned md : 16; - struct dma_descr_group *up; - union { - struct dma_descr_context *context; - struct dma_descr_group *group; - } down; -} dma_descr_group; - -// ---------------------------------------------------------- dma_descr_context -typedef struct dma_descr_context { - uint32_t next; - unsigned eol : 1; - unsigned : 3; - unsigned intr : 1; - unsigned : 1; - unsigned store_mode : 1; - unsigned en : 1; - unsigned : 7; - unsigned dis : 1; - unsigned md0 : 16; - unsigned md1; - unsigned md2; - unsigned md3; - unsigned md4; - uint32_t saved_data; - uint32_t saved_data_buf; -} dma_descr_context; - -// ------------------------------------------------------------- dma_descr_data -typedef struct dma_descr_data { - uint32_t next; - uint32_t buf; - unsigned eol : 1; - unsigned : 2; - unsigned out_eop : 1; - unsigned intr : 1; - unsigned wait : 1; - unsigned : 2; - unsigned : 3; - unsigned in_eop : 1; - unsigned : 4; - unsigned md : 16; - uint32_t after; -} dma_descr_data; - -/* Constants */ -enum { - regk_dma_ack_pkt = 0x00000100, - regk_dma_anytime = 0x00000001, - regk_dma_array = 0x00000008, - regk_dma_burst = 0x00000020, - regk_dma_client = 0x00000002, - regk_dma_copy_next = 0x00000010, - regk_dma_copy_up = 0x00000020, - regk_dma_data_at_eol = 0x00000001, - regk_dma_dis_c = 0x00000010, - regk_dma_dis_g = 0x00000020, - regk_dma_idle = 0x00000001, - regk_dma_intern = 0x00000004, - regk_dma_load_c = 0x00000200, - regk_dma_load_c_n = 0x00000280, - regk_dma_load_c_next = 0x00000240, - regk_dma_load_d = 0x00000140, - regk_dma_load_g = 0x00000300, - regk_dma_load_g_down = 0x000003c0, - regk_dma_load_g_next = 0x00000340, - regk_dma_load_g_up = 0x00000380, - regk_dma_next_en = 0x00000010, - regk_dma_next_pkt = 0x00000010, - regk_dma_no = 0x00000000, - regk_dma_only_at_wait = 0x00000000, - regk_dma_restore = 0x00000020, - regk_dma_rst = 0x00000001, - regk_dma_running = 0x00000004, - regk_dma_rw_cfg_default = 0x00000000, - regk_dma_rw_cmd_default = 0x00000000, - regk_dma_rw_intr_mask_default = 0x00000000, - regk_dma_rw_stat_default = 0x00000101, - regk_dma_rw_stream_cmd_default = 0x00000000, - regk_dma_save_down = 0x00000020, - regk_dma_save_up = 0x00000020, - regk_dma_set_reg = 0x00000050, - regk_dma_set_w_size1 = 0x00000190, - regk_dma_set_w_size2 = 0x000001a0, - regk_dma_set_w_size4 = 0x000001c0, - regk_dma_stopped = 0x00000002, - regk_dma_store_c = 0x00000002, - regk_dma_store_descr = 0x00000000, - regk_dma_store_g = 0x00000004, - regk_dma_store_md = 0x00000001, - regk_dma_sw = 0x00000008, - regk_dma_update_down = 0x00000020, - regk_dma_yes = 0x00000001 -}; - -enum dma_ch_state -{ - RST = 1, - STOPPED = 2, - RUNNING = 4 -}; - -struct fs_dma_channel -{ - qemu_irq irq; - struct etraxfs_dma_client *client; - - /* Internal status. */ - int stream_cmd_src; - enum dma_ch_state state; - - unsigned int input : 1; - unsigned int eol : 1; - - struct dma_descr_group current_g; - struct dma_descr_context current_c; - struct dma_descr_data current_d; - - /* Control registers. */ - uint32_t regs[DMA_REG_MAX]; -}; - -struct fs_dma_ctrl -{ - MemoryRegion mmio; - int nr_channels; - struct fs_dma_channel *channels; - - QEMUBH *bh; -}; - -static void DMA_run(void *opaque); -static int channel_out_run(struct fs_dma_ctrl *ctrl, int c); - -static inline uint32_t channel_reg(struct fs_dma_ctrl *ctrl, int c, int reg) -{ - return ctrl->channels[c].regs[reg]; -} - -static inline int channel_stopped(struct fs_dma_ctrl *ctrl, int c) -{ - return channel_reg(ctrl, c, RW_CFG) & 2; -} - -static inline int channel_en(struct fs_dma_ctrl *ctrl, int c) -{ - return (channel_reg(ctrl, c, RW_CFG) & 1) - && ctrl->channels[c].client; -} - -static inline int fs_channel(hwaddr addr) -{ - /* Every channel has a 0x2000 ctrl register map. */ - return addr >> 13; -} - -#ifdef USE_THIS_DEAD_CODE -static void channel_load_g(struct fs_dma_ctrl *ctrl, int c) -{ - hwaddr addr = channel_reg(ctrl, c, RW_GROUP); - - /* Load and decode. FIXME: handle endianness. */ - cpu_physical_memory_read(addr, &ctrl->channels[c].current_g, - sizeof(ctrl->channels[c].current_g)); -} - -static void dump_c(int ch, struct dma_descr_context *c) -{ - printf("%s ch=%d\n", __func__, ch); - printf("next=%x\n", c->next); - printf("saved_data=%x\n", c->saved_data); - printf("saved_data_buf=%x\n", c->saved_data_buf); - printf("eol=%x\n", (uint32_t) c->eol); -} - -static void dump_d(int ch, struct dma_descr_data *d) -{ - printf("%s ch=%d\n", __func__, ch); - printf("next=%x\n", d->next); - printf("buf=%x\n", d->buf); - printf("after=%x\n", d->after); - printf("intr=%x\n", (uint32_t) d->intr); - printf("out_eop=%x\n", (uint32_t) d->out_eop); - printf("in_eop=%x\n", (uint32_t) d->in_eop); - printf("eol=%x\n", (uint32_t) d->eol); -} -#endif - -static void channel_load_c(struct fs_dma_ctrl *ctrl, int c) -{ - hwaddr addr = channel_reg(ctrl, c, RW_GROUP_DOWN); - - /* Load and decode. FIXME: handle endianness. */ - cpu_physical_memory_read(addr, &ctrl->channels[c].current_c, - sizeof(ctrl->channels[c].current_c)); - - D(dump_c(c, &ctrl->channels[c].current_c)); - /* I guess this should update the current pos. */ - ctrl->channels[c].regs[RW_SAVED_DATA] = - (uint32_t)(unsigned long)ctrl->channels[c].current_c.saved_data; - ctrl->channels[c].regs[RW_SAVED_DATA_BUF] = - (uint32_t)(unsigned long)ctrl->channels[c].current_c.saved_data_buf; -} - -static void channel_load_d(struct fs_dma_ctrl *ctrl, int c) -{ - hwaddr addr = channel_reg(ctrl, c, RW_SAVED_DATA); - - /* Load and decode. FIXME: handle endianness. */ - D(printf("%s ch=%d addr=" HWADDR_FMT_plx "\n", __func__, c, addr)); - cpu_physical_memory_read(addr, &ctrl->channels[c].current_d, - sizeof(ctrl->channels[c].current_d)); - - D(dump_d(c, &ctrl->channels[c].current_d)); - ctrl->channels[c].regs[RW_DATA] = addr; -} - -static void channel_store_c(struct fs_dma_ctrl *ctrl, int c) -{ - hwaddr addr = channel_reg(ctrl, c, RW_GROUP_DOWN); - - /* Encode and store. FIXME: handle endianness. */ - D(printf("%s ch=%d addr=" HWADDR_FMT_plx "\n", __func__, c, addr)); - D(dump_d(c, &ctrl->channels[c].current_d)); - cpu_physical_memory_write(addr, &ctrl->channels[c].current_c, - sizeof(ctrl->channels[c].current_c)); -} - -static void channel_store_d(struct fs_dma_ctrl *ctrl, int c) -{ - hwaddr addr = channel_reg(ctrl, c, RW_SAVED_DATA); - - /* Encode and store. FIXME: handle endianness. */ - D(printf("%s ch=%d addr=" HWADDR_FMT_plx "\n", __func__, c, addr)); - cpu_physical_memory_write(addr, &ctrl->channels[c].current_d, - sizeof(ctrl->channels[c].current_d)); -} - -static inline void channel_stop(struct fs_dma_ctrl *ctrl, int c) -{ - /* FIXME: */ -} - -static inline void channel_start(struct fs_dma_ctrl *ctrl, int c) -{ - if (ctrl->channels[c].client) - { - ctrl->channels[c].eol = 0; - ctrl->channels[c].state = RUNNING; - if (!ctrl->channels[c].input) - channel_out_run(ctrl, c); - } else - printf("WARNING: starting DMA ch %d with no client\n", c); - - qemu_bh_schedule_idle(ctrl->bh); -} - -static void channel_continue(struct fs_dma_ctrl *ctrl, int c) -{ - if (!channel_en(ctrl, c) - || channel_stopped(ctrl, c) - || ctrl->channels[c].state != RUNNING - /* Only reload the current data descriptor if it has eol set. */ - || !ctrl->channels[c].current_d.eol) { - D(printf("continue failed ch=%d state=%d stopped=%d en=%d eol=%d\n", - c, ctrl->channels[c].state, - channel_stopped(ctrl, c), - channel_en(ctrl,c), - ctrl->channels[c].eol)); - D(dump_d(c, &ctrl->channels[c].current_d)); - return; - } - - /* Reload the current descriptor. */ - channel_load_d(ctrl, c); - - /* If the current descriptor cleared the eol flag and we had already - reached eol state, do the continue. */ - if (!ctrl->channels[c].current_d.eol && ctrl->channels[c].eol) { - D(printf("continue %d ok %x\n", c, - ctrl->channels[c].current_d.next)); - ctrl->channels[c].regs[RW_SAVED_DATA] = - (uint32_t)(unsigned long)ctrl->channels[c].current_d.next; - channel_load_d(ctrl, c); - ctrl->channels[c].regs[RW_SAVED_DATA_BUF] = - (uint32_t)(unsigned long)ctrl->channels[c].current_d.buf; - - channel_start(ctrl, c); - } - ctrl->channels[c].regs[RW_SAVED_DATA_BUF] = - (uint32_t)(unsigned long)ctrl->channels[c].current_d.buf; -} - -static void channel_stream_cmd(struct fs_dma_ctrl *ctrl, int c, uint32_t v) -{ - unsigned int cmd = v & ((1 << 10) - 1); - - D(printf("%s ch=%d cmd=%x\n", - __func__, c, cmd)); - if (cmd & regk_dma_load_d) { - channel_load_d(ctrl, c); - if (cmd & regk_dma_burst) - channel_start(ctrl, c); - } - - if (cmd & regk_dma_load_c) { - channel_load_c(ctrl, c); - } -} - -static void channel_update_irq(struct fs_dma_ctrl *ctrl, int c) -{ - D(printf("%s %d\n", __func__, c)); - ctrl->channels[c].regs[R_INTR] &= - ~(ctrl->channels[c].regs[RW_ACK_INTR]); - - ctrl->channels[c].regs[R_MASKED_INTR] = - ctrl->channels[c].regs[R_INTR] - & ctrl->channels[c].regs[RW_INTR_MASK]; - - D(printf("%s: chan=%d masked_intr=%x\n", __func__, - c, - ctrl->channels[c].regs[R_MASKED_INTR])); - - qemu_set_irq(ctrl->channels[c].irq, - !!ctrl->channels[c].regs[R_MASKED_INTR]); -} - -static int channel_out_run(struct fs_dma_ctrl *ctrl, int c) -{ - uint32_t len; - uint32_t saved_data_buf; - unsigned char buf[2 * 1024]; - - struct dma_context_metadata meta; - bool send_context = true; - - if (ctrl->channels[c].eol) - return 0; - - do { - bool out_eop; - D(printf("ch=%d buf=%x after=%x\n", - c, - (uint32_t)ctrl->channels[c].current_d.buf, - (uint32_t)ctrl->channels[c].current_d.after)); - - if (send_context) { - if (ctrl->channels[c].client->client.metadata_push) { - meta.metadata = ctrl->channels[c].current_d.md; - ctrl->channels[c].client->client.metadata_push( - ctrl->channels[c].client->client.opaque, - &meta); - } - send_context = false; - } - - channel_load_d(ctrl, c); - saved_data_buf = channel_reg(ctrl, c, RW_SAVED_DATA_BUF); - len = (uint32_t)(unsigned long) - ctrl->channels[c].current_d.after; - len -= saved_data_buf; - - if (len > sizeof buf) - len = sizeof buf; - cpu_physical_memory_read (saved_data_buf, buf, len); - - out_eop = ((saved_data_buf + len) == - ctrl->channels[c].current_d.after) && - ctrl->channels[c].current_d.out_eop; - - D(printf("channel %d pushes %x %u bytes eop=%u\n", c, - saved_data_buf, len, out_eop)); - - if (ctrl->channels[c].client->client.push) { - if (len > 0) { - ctrl->channels[c].client->client.push( - ctrl->channels[c].client->client.opaque, - buf, len, out_eop); - } - } else { - printf("WARNING: DMA ch%d dataloss," - " no attached client.\n", c); - } - - saved_data_buf += len; - - if (saved_data_buf == (uint32_t)(unsigned long) - ctrl->channels[c].current_d.after) { - /* Done. Step to next. */ - if (ctrl->channels[c].current_d.out_eop) { - send_context = true; - } - if (ctrl->channels[c].current_d.intr) { - /* data intr. */ - D(printf("signal intr %d eol=%d\n", - len, ctrl->channels[c].current_d.eol)); - ctrl->channels[c].regs[R_INTR] |= (1 << 2); - channel_update_irq(ctrl, c); - } - channel_store_d(ctrl, c); - if (ctrl->channels[c].current_d.eol) { - D(printf("channel %d EOL\n", c)); - ctrl->channels[c].eol = 1; - - /* Mark the context as disabled. */ - ctrl->channels[c].current_c.dis = 1; - channel_store_c(ctrl, c); - - channel_stop(ctrl, c); - } else { - ctrl->channels[c].regs[RW_SAVED_DATA] = - (uint32_t)(unsigned long)ctrl-> - channels[c].current_d.next; - /* Load new descriptor. */ - channel_load_d(ctrl, c); - saved_data_buf = (uint32_t)(unsigned long) - ctrl->channels[c].current_d.buf; - } - - ctrl->channels[c].regs[RW_SAVED_DATA_BUF] = - saved_data_buf; - D(dump_d(c, &ctrl->channels[c].current_d)); - } - ctrl->channels[c].regs[RW_SAVED_DATA_BUF] = saved_data_buf; - } while (!ctrl->channels[c].eol); - return 1; -} - -static int channel_in_process(struct fs_dma_ctrl *ctrl, int c, - unsigned char *buf, int buflen, int eop) -{ - uint32_t len; - uint32_t saved_data_buf; - - if (ctrl->channels[c].eol == 1) - return 0; - - channel_load_d(ctrl, c); - saved_data_buf = channel_reg(ctrl, c, RW_SAVED_DATA_BUF); - len = (uint32_t)(unsigned long)ctrl->channels[c].current_d.after; - len -= saved_data_buf; - - if (len > buflen) - len = buflen; - - cpu_physical_memory_write (saved_data_buf, buf, len); - saved_data_buf += len; - - if (saved_data_buf == - (uint32_t)(unsigned long)ctrl->channels[c].current_d.after - || eop) { - uint32_t r_intr = ctrl->channels[c].regs[R_INTR]; - - D(printf("in dscr end len=%d\n", - ctrl->channels[c].current_d.after - - ctrl->channels[c].current_d.buf)); - ctrl->channels[c].current_d.after = saved_data_buf; - - /* Done. Step to next. */ - if (ctrl->channels[c].current_d.intr) { - /* TODO: signal eop to the client. */ - /* data intr. */ - ctrl->channels[c].regs[R_INTR] |= 3; - } - if (eop) { - ctrl->channels[c].current_d.in_eop = 1; - ctrl->channels[c].regs[R_INTR] |= 8; - } - if (r_intr != ctrl->channels[c].regs[R_INTR]) - channel_update_irq(ctrl, c); - - channel_store_d(ctrl, c); - D(dump_d(c, &ctrl->channels[c].current_d)); - - if (ctrl->channels[c].current_d.eol) { - D(printf("channel %d EOL\n", c)); - ctrl->channels[c].eol = 1; - - /* Mark the context as disabled. */ - ctrl->channels[c].current_c.dis = 1; - channel_store_c(ctrl, c); - - channel_stop(ctrl, c); - } else { - ctrl->channels[c].regs[RW_SAVED_DATA] = - (uint32_t)(unsigned long)ctrl-> - channels[c].current_d.next; - /* Load new descriptor. */ - channel_load_d(ctrl, c); - saved_data_buf = (uint32_t)(unsigned long) - ctrl->channels[c].current_d.buf; - } - } - - ctrl->channels[c].regs[RW_SAVED_DATA_BUF] = saved_data_buf; - return len; -} - -static inline int channel_in_run(struct fs_dma_ctrl *ctrl, int c) -{ - if (ctrl->channels[c].client->client.pull) { - ctrl->channels[c].client->client.pull( - ctrl->channels[c].client->client.opaque); - return 1; - } else - return 0; -} - -static uint32_t dma_rinvalid (void *opaque, hwaddr addr) -{ - hw_error("Unsupported short raccess. reg=" HWADDR_FMT_plx "\n", addr); - return 0; -} - -static uint64_t -dma_read(void *opaque, hwaddr addr, unsigned int size) -{ - struct fs_dma_ctrl *ctrl = opaque; - int c; - uint32_t r = 0; - - if (size != 4) { - dma_rinvalid(opaque, addr); - } - - /* Make addr relative to this channel and bounded to nr regs. */ - c = fs_channel(addr); - addr &= 0xff; - addr >>= 2; - switch (addr) - { - case RW_STAT: - r = ctrl->channels[c].state & 7; - r |= ctrl->channels[c].eol << 5; - r |= ctrl->channels[c].stream_cmd_src << 8; - break; - - default: - r = ctrl->channels[c].regs[addr]; - D(printf("%s c=%d addr=" HWADDR_FMT_plx "\n", - __func__, c, addr)); - break; - } - return r; -} - -static void -dma_winvalid (void *opaque, hwaddr addr, uint32_t value) -{ - hw_error("Unsupported short waccess. reg=" HWADDR_FMT_plx "\n", addr); -} - -static void -dma_update_state(struct fs_dma_ctrl *ctrl, int c) -{ - if (ctrl->channels[c].regs[RW_CFG] & 2) - ctrl->channels[c].state = STOPPED; - if (!(ctrl->channels[c].regs[RW_CFG] & 1)) - ctrl->channels[c].state = RST; -} - -static void -dma_write(void *opaque, hwaddr addr, - uint64_t val64, unsigned int size) -{ - struct fs_dma_ctrl *ctrl = opaque; - uint32_t value = val64; - int c; - - if (size != 4) { - dma_winvalid(opaque, addr, value); - } - - /* Make addr relative to this channel and bounded to nr regs. */ - c = fs_channel(addr); - addr &= 0xff; - addr >>= 2; - switch (addr) - { - case RW_DATA: - ctrl->channels[c].regs[addr] = value; - break; - - case RW_CFG: - ctrl->channels[c].regs[addr] = value; - dma_update_state(ctrl, c); - break; - case RW_CMD: - /* continue. */ - if (value & ~1) - printf("Invalid store to ch=%d RW_CMD %x\n", - c, value); - ctrl->channels[c].regs[addr] = value; - channel_continue(ctrl, c); - break; - - case RW_SAVED_DATA: - case RW_SAVED_DATA_BUF: - case RW_GROUP: - case RW_GROUP_DOWN: - ctrl->channels[c].regs[addr] = value; - break; - - case RW_ACK_INTR: - case RW_INTR_MASK: - ctrl->channels[c].regs[addr] = value; - channel_update_irq(ctrl, c); - if (addr == RW_ACK_INTR) - ctrl->channels[c].regs[RW_ACK_INTR] = 0; - break; - - case RW_STREAM_CMD: - if (value & ~1023) - printf("Invalid store to ch=%d " - "RW_STREAMCMD %x\n", - c, value); - ctrl->channels[c].regs[addr] = value; - D(printf("stream_cmd ch=%d\n", c)); - channel_stream_cmd(ctrl, c, value); - break; - - default: - D(printf("%s c=%d " HWADDR_FMT_plx "\n", - __func__, c, addr)); - break; - } -} - -static const MemoryRegionOps dma_ops = { - .read = dma_read, - .write = dma_write, - .endianness = DEVICE_NATIVE_ENDIAN, - .valid = { - .min_access_size = 1, - .max_access_size = 4 - } -}; - -static int etraxfs_dmac_run(void *opaque) -{ - struct fs_dma_ctrl *ctrl = opaque; - int i; - int p = 0; - - for (i = 0; - i < ctrl->nr_channels; - i++) - { - if (ctrl->channels[i].state == RUNNING) - { - if (ctrl->channels[i].input) { - p += channel_in_run(ctrl, i); - } else { - p += channel_out_run(ctrl, i); - } - } - } - return p; -} - -int etraxfs_dmac_input(struct etraxfs_dma_client *client, - void *buf, int len, int eop) -{ - return channel_in_process(client->ctrl, client->channel, - buf, len, eop); -} - -/* Connect an IRQ line with a channel. */ -void etraxfs_dmac_connect(void *opaque, int c, qemu_irq *line, int input) -{ - struct fs_dma_ctrl *ctrl = opaque; - ctrl->channels[c].irq = *line; - ctrl->channels[c].input = input; -} - -void etraxfs_dmac_connect_client(void *opaque, int c, - struct etraxfs_dma_client *cl) -{ - struct fs_dma_ctrl *ctrl = opaque; - cl->ctrl = ctrl; - cl->channel = c; - ctrl->channels[c].client = cl; -} - - -static void DMA_run(void *opaque) -{ - struct fs_dma_ctrl *etraxfs_dmac = opaque; - int p = 1; - - if (runstate_is_running()) - p = etraxfs_dmac_run(etraxfs_dmac); - - if (p) - qemu_bh_schedule_idle(etraxfs_dmac->bh); -} - -void *etraxfs_dmac_init(hwaddr base, int nr_channels) -{ - struct fs_dma_ctrl *ctrl = NULL; - - ctrl = g_malloc0(sizeof *ctrl); - - ctrl->bh = qemu_bh_new(DMA_run, ctrl); - - ctrl->nr_channels = nr_channels; - ctrl->channels = g_malloc0(sizeof ctrl->channels[0] * nr_channels); - - memory_region_init_io(&ctrl->mmio, NULL, &dma_ops, ctrl, "etraxfs-dma", - nr_channels * 0x2000); - memory_region_add_subregion(get_system_memory(), base, &ctrl->mmio); - - return ctrl; -} diff --git a/hw/dma/meson.build b/hw/dma/meson.build index a96c1be..dd77819 100644 --- a/hw/dma/meson.build +++ b/hw/dma/meson.build @@ -5,7 +5,6 @@ system_ss.add(when: 'CONFIG_I82374', if_true: files('i82374.c')) system_ss.add(when: 'CONFIG_I8257', if_true: files('i8257.c')) system_ss.add(when: 'CONFIG_XILINX_AXI', if_true: files('xilinx_axidma.c')) system_ss.add(when: 'CONFIG_ZYNQ_DEVCFG', if_true: files('xlnx-zynq-devcfg.c')) -system_ss.add(when: 'CONFIG_ETRAXFS', if_true: files('etraxfs_dma.c')) system_ss.add(when: 'CONFIG_STP2000', if_true: files('sparc32_dma.c')) system_ss.add(when: 'CONFIG_XLNX_ZYNQMP_ARM', if_true: files('xlnx_dpdma.c')) system_ss.add(when: 'CONFIG_XLNX_ZDMA', if_true: files('xlnx-zdma.c')) diff --git a/hw/gpio/nrf51_gpio.c b/hw/gpio/nrf51_gpio.c index 0eed3a3..d08c254 100644 --- a/hw/gpio/nrf51_gpio.c +++ b/hw/gpio/nrf51_gpio.c @@ -40,7 +40,6 @@ static bool is_connected(uint32_t config, uint32_t level) break; default: g_assert_not_reached(); - break; } return state; diff --git a/hw/input/adb-mouse.c b/hw/input/adb-mouse.c index 7a8a8a9..77b280d 100644 --- a/hw/input/adb-mouse.c +++ b/hw/input/adb-mouse.c @@ -38,6 +38,7 @@ struct MouseState { ADBDevice parent_obj; /*< private >*/ + QemuInputHandlerState *hs; int buttons_state, last_buttons_state; int dx, dy, dz; }; @@ -51,17 +52,57 @@ struct ADBMouseClass { DeviceRealize parent_realize; }; -static void adb_mouse_event(void *opaque, - int dx1, int dy1, int dz1, int buttons_state) +#define ADB_MOUSE_BUTTON_LEFT 0x01 +#define ADB_MOUSE_BUTTON_RIGHT 0x02 + +static void adb_mouse_handle_event(DeviceState *dev, QemuConsole *src, + InputEvent *evt) { - MouseState *s = opaque; + MouseState *s = (MouseState *)dev; + InputMoveEvent *move; + InputBtnEvent *btn; + static const int bmap[INPUT_BUTTON__MAX] = { + [INPUT_BUTTON_LEFT] = ADB_MOUSE_BUTTON_LEFT, + [INPUT_BUTTON_RIGHT] = ADB_MOUSE_BUTTON_RIGHT, + }; + + switch (evt->type) { + case INPUT_EVENT_KIND_REL: + move = evt->u.rel.data; + if (move->axis == INPUT_AXIS_X) { + s->dx += move->value; + } else if (move->axis == INPUT_AXIS_Y) { + s->dy += move->value; + } + break; + + case INPUT_EVENT_KIND_BTN: + btn = evt->u.btn.data; + if (bmap[btn->button]) { + if (btn->down) { + s->buttons_state |= bmap[btn->button]; + } else { + s->buttons_state &= ~bmap[btn->button]; + } + } + break; - s->dx += dx1; - s->dy += dy1; - s->dz += dz1; - s->buttons_state = buttons_state; + default: + /* keep gcc happy */ + break; + } } +static const QemuInputHandler adb_mouse_handler = { + .name = "QEMU ADB Mouse", + .mask = INPUT_EVENT_MASK_BTN | INPUT_EVENT_MASK_REL, + .event = adb_mouse_handle_event, + /* + * We do not need the .sync handler because unlike e.g. PS/2 where async + * mouse events are sent over the serial port, an ADB mouse is constantly + * polled by the host via the adb_mouse_poll() callback. + */ +}; static int adb_mouse_poll(ADBDevice *d, uint8_t *obuf) { @@ -94,10 +135,10 @@ static int adb_mouse_poll(ADBDevice *d, uint8_t *obuf) dx &= 0x7f; dy &= 0x7f; - if (!(s->buttons_state & MOUSE_EVENT_LBUTTON)) { + if (!(s->buttons_state & ADB_MOUSE_BUTTON_LEFT)) { dy |= 0x80; } - if (!(s->buttons_state & MOUSE_EVENT_RBUTTON)) { + if (!(s->buttons_state & ADB_MOUSE_BUTTON_RIGHT)) { dx |= 0x80; } @@ -236,7 +277,7 @@ static void adb_mouse_realizefn(DeviceState *dev, Error **errp) amc->parent_realize(dev, errp); - qemu_add_mouse_event_handler(adb_mouse_event, s, 0, "QEMU ADB Mouse"); + s->hs = qemu_input_handler_register(dev, &adb_mouse_handler); } static void adb_mouse_initfn(Object *obj) diff --git a/hw/intc/etraxfs_pic.c b/hw/intc/etraxfs_pic.c deleted file mode 100644 index bd37d1c..0000000 --- a/hw/intc/etraxfs_pic.c +++ /dev/null @@ -1,172 +0,0 @@ -/* - * QEMU ETRAX Interrupt Controller. - * - * Copyright (c) 2008 Edgar E. Iglesias, Axis Communications AB. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "hw/sysbus.h" -#include "qemu/module.h" -#include "hw/irq.h" -#include "hw/qdev-properties.h" -#include "qom/object.h" - -#define D(x) - -#define R_RW_MASK 0 -#define R_R_VECT 1 -#define R_R_MASKED_VECT 2 -#define R_R_NMI 3 -#define R_R_GURU 4 -#define R_MAX 5 - -#define TYPE_ETRAX_FS_PIC "etraxfs-pic" -DECLARE_INSTANCE_CHECKER(struct etrax_pic, ETRAX_FS_PIC, - TYPE_ETRAX_FS_PIC) - -struct etrax_pic -{ - SysBusDevice parent_obj; - - MemoryRegion mmio; - qemu_irq parent_irq; - qemu_irq parent_nmi; - uint32_t regs[R_MAX]; -}; - -static void pic_update(struct etrax_pic *fs) -{ - uint32_t vector = 0; - int i; - - fs->regs[R_R_MASKED_VECT] = fs->regs[R_R_VECT] & fs->regs[R_RW_MASK]; - - /* The ETRAX interrupt controller signals interrupts to the core - through an interrupt request wire and an irq vector bus. If - multiple interrupts are simultaneously active it chooses vector - 0x30 and lets the sw choose the priorities. */ - if (fs->regs[R_R_MASKED_VECT]) { - uint32_t mv = fs->regs[R_R_MASKED_VECT]; - for (i = 0; i < 31; i++) { - if (mv & 1) { - vector = 0x31 + i; - /* Check for multiple interrupts. */ - if (mv > 1) - vector = 0x30; - break; - } - mv >>= 1; - } - } - - qemu_set_irq(fs->parent_irq, vector); -} - -static uint64_t -pic_read(void *opaque, hwaddr addr, unsigned int size) -{ - struct etrax_pic *fs = opaque; - uint32_t rval; - - rval = fs->regs[addr >> 2]; - D(printf("%s %x=%x\n", __func__, addr, rval)); - return rval; -} - -static void pic_write(void *opaque, hwaddr addr, - uint64_t value, unsigned int size) -{ - struct etrax_pic *fs = opaque; - D(printf("%s addr=%x val=%x\n", __func__, addr, value)); - - if (addr == R_RW_MASK) { - fs->regs[R_RW_MASK] = value; - pic_update(fs); - } -} - -static const MemoryRegionOps pic_ops = { - .read = pic_read, - .write = pic_write, - .endianness = DEVICE_NATIVE_ENDIAN, - .valid = { - .min_access_size = 4, - .max_access_size = 4 - } -}; - -static void nmi_handler(void *opaque, int irq, int level) -{ - struct etrax_pic *fs = (void *)opaque; - uint32_t mask; - - mask = 1 << irq; - if (level) - fs->regs[R_R_NMI] |= mask; - else - fs->regs[R_R_NMI] &= ~mask; - - qemu_set_irq(fs->parent_nmi, !!fs->regs[R_R_NMI]); -} - -static void irq_handler(void *opaque, int irq, int level) -{ - struct etrax_pic *fs = (void *)opaque; - - if (irq >= 30) { - nmi_handler(opaque, irq, level); - return; - } - - irq -= 1; - fs->regs[R_R_VECT] &= ~(1 << irq); - fs->regs[R_R_VECT] |= (!!level << irq); - pic_update(fs); -} - -static void etraxfs_pic_init(Object *obj) -{ - DeviceState *dev = DEVICE(obj); - struct etrax_pic *s = ETRAX_FS_PIC(obj); - SysBusDevice *sbd = SYS_BUS_DEVICE(obj); - - qdev_init_gpio_in(dev, irq_handler, 32); - sysbus_init_irq(sbd, &s->parent_irq); - sysbus_init_irq(sbd, &s->parent_nmi); - - memory_region_init_io(&s->mmio, obj, &pic_ops, s, - "etraxfs-pic", R_MAX * 4); - sysbus_init_mmio(sbd, &s->mmio); -} - -static const TypeInfo etraxfs_pic_info = { - .name = TYPE_ETRAX_FS_PIC, - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(struct etrax_pic), - .instance_init = etraxfs_pic_init, -}; - -static void etraxfs_pic_register_types(void) -{ - type_register_static(&etraxfs_pic_info); -} - -type_init(etraxfs_pic_register_types) diff --git a/hw/intc/loongson_ipi.c b/hw/intc/loongson_ipi.c index 8382cec..4e08f03 100644 --- a/hw/intc/loongson_ipi.c +++ b/hw/intc/loongson_ipi.c @@ -6,18 +6,9 @@ */ #include "qemu/osdep.h" -#include "hw/boards.h" -#include "hw/sysbus.h" #include "hw/intc/loongson_ipi.h" -#include "hw/irq.h" -#include "hw/qdev-properties.h" #include "qapi/error.h" -#include "qemu/log.h" -#include "exec/address-spaces.h" -#include "exec/memory.h" -#include "migration/vmstate.h" #include "target/mips/cpu.h" -#include "trace.h" static AddressSpace *get_iocsr_as(CPUState *cpu) { diff --git a/hw/intc/meson.build b/hw/intc/meson.build index f4d81eb..6bfdc4e 100644 --- a/hw/intc/meson.build +++ b/hw/intc/meson.build @@ -15,7 +15,6 @@ system_ss.add(when: 'CONFIG_ARM_GICV3_TCG', if_true: files( system_ss.add(when: 'CONFIG_ALLWINNER_A10_PIC', if_true: files('allwinner-a10-pic.c')) system_ss.add(when: 'CONFIG_ASPEED_SOC', if_true: files('aspeed_vic.c')) system_ss.add(when: 'CONFIG_ASPEED_SOC', if_true: files('aspeed_intc.c')) -system_ss.add(when: 'CONFIG_ETRAXFS', if_true: files('etraxfs_pic.c')) system_ss.add(when: 'CONFIG_EXYNOS4', if_true: files('exynos4210_gic.c', 'exynos4210_combiner.c')) system_ss.add(when: 'CONFIG_GOLDFISH_PIC', if_true: files('goldfish_pic.c')) system_ss.add(when: 'CONFIG_HEATHROW_PIC', if_true: files('heathrow_pic.c')) diff --git a/hw/meson.build b/hw/meson.build index 1c6308f..e86badc 100644 --- a/hw/meson.build +++ b/hw/meson.build @@ -48,7 +48,6 @@ subdir('fsi') subdir('alpha') subdir('arm') subdir('avr') -subdir('cris') subdir('hppa') subdir('i386') subdir('loongarch') diff --git a/hw/misc/imx6_ccm.c b/hw/misc/imx6_ccm.c index 4b23ef1..7d522ed 100644 --- a/hw/misc/imx6_ccm.c +++ b/hw/misc/imx6_ccm.c @@ -301,7 +301,6 @@ static uint64_t imx6_analog_get_periph_clk(IMX6CCMState *dev) default: /* We should never get there */ g_assert_not_reached(); - break; } trace_imx6_analog_get_periph_clk(freq); diff --git a/hw/misc/mac_via.c b/hw/misc/mac_via.c index 652395b..af2b2b1 100644 --- a/hw/misc/mac_via.c +++ b/hw/misc/mac_via.c @@ -495,7 +495,6 @@ static void via1_rtc_update(MOS6522Q800VIA1State *v1s) break; default: g_assert_not_reached(); - break; } return; } @@ -556,7 +555,6 @@ static void via1_rtc_update(MOS6522Q800VIA1State *v1s) break; default: g_assert_not_reached(); - break; } return; } diff --git a/hw/net/etraxfs_eth.c b/hw/net/etraxfs_eth.c deleted file mode 100644 index 3ef057f..0000000 --- a/hw/net/etraxfs_eth.c +++ /dev/null @@ -1,688 +0,0 @@ -/* - * QEMU ETRAX Ethernet Controller. - * - * Copyright (c) 2008 Edgar E. Iglesias, Axis Communications AB. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "qapi/error.h" -#include "hw/sysbus.h" -#include "net/net.h" -#include "hw/cris/etraxfs.h" -#include "qemu/error-report.h" -#include "qemu/module.h" -#include "trace.h" -#include "qom/object.h" - -#define D(x) - -/* Advertisement control register. */ -#define ADVERTISE_10HALF 0x0020 /* Try for 10mbps half-duplex */ -#define ADVERTISE_10FULL 0x0040 /* Try for 10mbps full-duplex */ -#define ADVERTISE_100HALF 0x0080 /* Try for 100mbps half-duplex */ -#define ADVERTISE_100FULL 0x0100 /* Try for 100mbps full-duplex */ - -/* - * The MDIO extensions in the TDK PHY model were reversed engineered from the - * linux driver (PHYID and Diagnostics reg). - * TODO: Add friendly names for the register nums. - */ -struct qemu_phy -{ - uint32_t regs[32]; - - int link; - - unsigned int (*read)(struct qemu_phy *phy, unsigned int req); - void (*write)(struct qemu_phy *phy, unsigned int req, unsigned int data); -}; - -static unsigned int tdk_read(struct qemu_phy *phy, unsigned int req) -{ - int regnum; - unsigned r = 0; - - regnum = req & 0x1f; - - switch (regnum) { - case 1: - if (!phy->link) { - break; - } - /* MR1. */ - /* Speeds and modes. */ - r |= (1 << 13) | (1 << 14); - r |= (1 << 11) | (1 << 12); - r |= (1 << 5); /* Autoneg complete. */ - r |= (1 << 3); /* Autoneg able. */ - r |= (1 << 2); /* link. */ - break; - case 5: - /* Link partner ability. - We are kind; always agree with whatever best mode - the guest advertises. */ - r = 1 << 14; /* Success. */ - /* Copy advertised modes. */ - r |= phy->regs[4] & (15 << 5); - /* Autoneg support. */ - r |= 1; - break; - case 18: - { - /* Diagnostics reg. */ - int duplex = 0; - int speed_100 = 0; - - if (!phy->link) { - break; - } - - /* Are we advertising 100 half or 100 duplex ? */ - speed_100 = !!(phy->regs[4] & ADVERTISE_100HALF); - speed_100 |= !!(phy->regs[4] & ADVERTISE_100FULL); - - /* Are we advertising 10 duplex or 100 duplex ? */ - duplex = !!(phy->regs[4] & ADVERTISE_100FULL); - duplex |= !!(phy->regs[4] & ADVERTISE_10FULL); - r = (speed_100 << 10) | (duplex << 11); - } - break; - - default: - r = phy->regs[regnum]; - break; - } - trace_mdio_phy_read(regnum, r); - return r; -} - -static void -tdk_write(struct qemu_phy *phy, unsigned int req, unsigned int data) -{ - int regnum; - - regnum = req & 0x1f; - trace_mdio_phy_write(regnum, data); - switch (regnum) { - default: - phy->regs[regnum] = data; - break; - } -} - -static void -tdk_reset(struct qemu_phy *phy) -{ - phy->regs[0] = 0x3100; - /* PHY Id. */ - phy->regs[2] = 0x0300; - phy->regs[3] = 0xe400; - /* Autonegotiation advertisement reg. */ - phy->regs[4] = 0x01E1; - phy->link = 1; -} - -struct qemu_mdio -{ - /* bus. */ - int mdc; - int mdio; - - /* decoder. */ - enum { - PREAMBLE, - SOF, - OPC, - ADDR, - REQ, - TURNAROUND, - DATA - } state; - unsigned int drive; - - unsigned int cnt; - unsigned int addr; - unsigned int opc; - unsigned int req; - unsigned int data; - - struct qemu_phy *devs[32]; -}; - -static void -mdio_attach(struct qemu_mdio *bus, struct qemu_phy *phy, unsigned int addr) -{ - bus->devs[addr & 0x1f] = phy; -} - -#ifdef USE_THIS_DEAD_CODE -static void -mdio_detach(struct qemu_mdio *bus, struct qemu_phy *phy, unsigned int addr) -{ - bus->devs[addr & 0x1f] = NULL; -} -#endif - -static void mdio_read_req(struct qemu_mdio *bus) -{ - struct qemu_phy *phy; - - phy = bus->devs[bus->addr]; - if (phy && phy->read) { - bus->data = phy->read(phy, bus->req); - } else { - bus->data = 0xffff; - } -} - -static void mdio_write_req(struct qemu_mdio *bus) -{ - struct qemu_phy *phy; - - phy = bus->devs[bus->addr]; - if (phy && phy->write) { - phy->write(phy, bus->req, bus->data); - } -} - -static void mdio_cycle(struct qemu_mdio *bus) -{ - bus->cnt++; - - trace_mdio_bitbang(bus->mdc, bus->mdio, bus->state, bus->cnt, bus->drive); -#if 0 - if (bus->mdc) { - printf("%d", bus->mdio); - } -#endif - switch (bus->state) { - case PREAMBLE: - if (bus->mdc) { - if (bus->cnt >= (32 * 2) && !bus->mdio) { - bus->cnt = 0; - bus->state = SOF; - bus->data = 0; - } - } - break; - case SOF: - if (bus->mdc) { - if (bus->mdio != 1) { - printf("WARNING: no SOF\n"); - } - if (bus->cnt == 1*2) { - bus->cnt = 0; - bus->opc = 0; - bus->state = OPC; - } - } - break; - case OPC: - if (bus->mdc) { - bus->opc <<= 1; - bus->opc |= bus->mdio & 1; - if (bus->cnt == 2*2) { - bus->cnt = 0; - bus->addr = 0; - bus->state = ADDR; - } - } - break; - case ADDR: - if (bus->mdc) { - bus->addr <<= 1; - bus->addr |= bus->mdio & 1; - - if (bus->cnt == 5*2) { - bus->cnt = 0; - bus->req = 0; - bus->state = REQ; - } - } - break; - case REQ: - if (bus->mdc) { - bus->req <<= 1; - bus->req |= bus->mdio & 1; - if (bus->cnt == 5*2) { - bus->cnt = 0; - bus->state = TURNAROUND; - } - } - break; - case TURNAROUND: - if (bus->mdc && bus->cnt == 2*2) { - bus->mdio = 0; - bus->cnt = 0; - - if (bus->opc == 2) { - bus->drive = 1; - mdio_read_req(bus); - bus->mdio = bus->data & 1; - } - bus->state = DATA; - } - break; - case DATA: - if (!bus->mdc) { - if (bus->drive) { - bus->mdio = !!(bus->data & (1 << 15)); - bus->data <<= 1; - } - } else { - if (!bus->drive) { - bus->data <<= 1; - bus->data |= bus->mdio; - } - if (bus->cnt == 16 * 2) { - bus->cnt = 0; - bus->state = PREAMBLE; - if (!bus->drive) { - mdio_write_req(bus); - } - bus->drive = 0; - } - } - break; - default: - break; - } -} - -/* ETRAX-FS Ethernet MAC block starts here. */ - -#define RW_MA0_LO 0x00 -#define RW_MA0_HI 0x01 -#define RW_MA1_LO 0x02 -#define RW_MA1_HI 0x03 -#define RW_GA_LO 0x04 -#define RW_GA_HI 0x05 -#define RW_GEN_CTRL 0x06 -#define RW_REC_CTRL 0x07 -#define RW_TR_CTRL 0x08 -#define RW_CLR_ERR 0x09 -#define RW_MGM_CTRL 0x0a -#define R_STAT 0x0b -#define FS_ETH_MAX_REGS 0x17 - -#define TYPE_ETRAX_FS_ETH "etraxfs-eth" -OBJECT_DECLARE_SIMPLE_TYPE(ETRAXFSEthState, ETRAX_FS_ETH) - -struct ETRAXFSEthState { - SysBusDevice parent_obj; - - MemoryRegion mmio; - NICState *nic; - NICConf conf; - - /* Two addrs in the filter. */ - uint8_t macaddr[2][6]; - uint32_t regs[FS_ETH_MAX_REGS]; - - struct etraxfs_dma_client *dma_out; - struct etraxfs_dma_client *dma_in; - - /* MDIO bus. */ - struct qemu_mdio mdio_bus; - unsigned int phyaddr; - int duplex_mismatch; - - /* PHY. */ - struct qemu_phy phy; -}; - -static void eth_validate_duplex(ETRAXFSEthState *eth) -{ - struct qemu_phy *phy; - unsigned int phy_duplex; - unsigned int mac_duplex; - int new_mm = 0; - - phy = eth->mdio_bus.devs[eth->phyaddr]; - phy_duplex = !!(phy->read(phy, 18) & (1 << 11)); - mac_duplex = !!(eth->regs[RW_REC_CTRL] & 128); - - if (mac_duplex != phy_duplex) { - new_mm = 1; - } - - if (eth->regs[RW_GEN_CTRL] & 1) { - if (new_mm != eth->duplex_mismatch) { - if (new_mm) { - printf("HW: WARNING ETH duplex mismatch MAC=%d PHY=%d\n", - mac_duplex, phy_duplex); - } else { - printf("HW: ETH duplex ok.\n"); - } - } - eth->duplex_mismatch = new_mm; - } -} - -static uint64_t -eth_read(void *opaque, hwaddr addr, unsigned int size) -{ - ETRAXFSEthState *eth = opaque; - uint32_t r = 0; - - addr >>= 2; - - switch (addr) { - case R_STAT: - r = eth->mdio_bus.mdio & 1; - break; - default: - r = eth->regs[addr]; - D(printf("%s %x\n", __func__, addr * 4)); - break; - } - return r; -} - -static void eth_update_ma(ETRAXFSEthState *eth, int ma) -{ - int reg; - int i = 0; - - ma &= 1; - - reg = RW_MA0_LO; - if (ma) { - reg = RW_MA1_LO; - } - - eth->macaddr[ma][i++] = eth->regs[reg]; - eth->macaddr[ma][i++] = eth->regs[reg] >> 8; - eth->macaddr[ma][i++] = eth->regs[reg] >> 16; - eth->macaddr[ma][i++] = eth->regs[reg] >> 24; - eth->macaddr[ma][i++] = eth->regs[reg + 1]; - eth->macaddr[ma][i] = eth->regs[reg + 1] >> 8; - - D(printf("set mac%d=%x.%x.%x.%x.%x.%x\n", ma, - eth->macaddr[ma][0], eth->macaddr[ma][1], - eth->macaddr[ma][2], eth->macaddr[ma][3], - eth->macaddr[ma][4], eth->macaddr[ma][5])); -} - -static void -eth_write(void *opaque, hwaddr addr, - uint64_t val64, unsigned int size) -{ - ETRAXFSEthState *eth = opaque; - uint32_t value = val64; - - addr >>= 2; - switch (addr) { - case RW_MA0_LO: - case RW_MA0_HI: - eth->regs[addr] = value; - eth_update_ma(eth, 0); - break; - case RW_MA1_LO: - case RW_MA1_HI: - eth->regs[addr] = value; - eth_update_ma(eth, 1); - break; - - case RW_MGM_CTRL: - /* Attach an MDIO/PHY abstraction. */ - if (value & 2) { - eth->mdio_bus.mdio = value & 1; - } - if (eth->mdio_bus.mdc != (value & 4)) { - mdio_cycle(ð->mdio_bus); - eth_validate_duplex(eth); - } - eth->mdio_bus.mdc = !!(value & 4); - eth->regs[addr] = value; - break; - - case RW_REC_CTRL: - eth->regs[addr] = value; - eth_validate_duplex(eth); - break; - - default: - eth->regs[addr] = value; - D(printf("%s %x %x\n", __func__, addr, value)); - break; - } -} - -/* The ETRAX FS has a groupt address table (GAT) which works like a k=1 bloom - filter dropping group addresses we have not joined. The filter has 64 - bits (m). The has function is a simple nible xor of the group addr. */ -static int eth_match_groupaddr(ETRAXFSEthState *eth, const unsigned char *sa) -{ - unsigned int hsh; - int m_individual = eth->regs[RW_REC_CTRL] & 4; - int match; - - /* First bit on the wire of a MAC address signals multicast or - physical address. */ - if (!m_individual && !(sa[0] & 1)) { - return 0; - } - - /* Calculate the hash index for the GA registers. */ - hsh = 0; - hsh ^= (*sa) & 0x3f; - hsh ^= ((*sa) >> 6) & 0x03; - ++sa; - hsh ^= ((*sa) << 2) & 0x03c; - hsh ^= ((*sa) >> 4) & 0xf; - ++sa; - hsh ^= ((*sa) << 4) & 0x30; - hsh ^= ((*sa) >> 2) & 0x3f; - ++sa; - hsh ^= (*sa) & 0x3f; - hsh ^= ((*sa) >> 6) & 0x03; - ++sa; - hsh ^= ((*sa) << 2) & 0x03c; - hsh ^= ((*sa) >> 4) & 0xf; - ++sa; - hsh ^= ((*sa) << 4) & 0x30; - hsh ^= ((*sa) >> 2) & 0x3f; - - hsh &= 63; - if (hsh > 31) { - match = eth->regs[RW_GA_HI] & (1 << (hsh - 32)); - } else { - match = eth->regs[RW_GA_LO] & (1 << hsh); - } - D(printf("hsh=%x ga=%x.%x mtch=%d\n", hsh, - eth->regs[RW_GA_HI], eth->regs[RW_GA_LO], match)); - return match; -} - -static ssize_t eth_receive(NetClientState *nc, const uint8_t *buf, size_t size) -{ - unsigned char sa_bcast[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; - ETRAXFSEthState *eth = qemu_get_nic_opaque(nc); - int use_ma0 = eth->regs[RW_REC_CTRL] & 1; - int use_ma1 = eth->regs[RW_REC_CTRL] & 2; - int r_bcast = eth->regs[RW_REC_CTRL] & 8; - - if (size < 12) { - return -1; - } - - D(printf("%x.%x.%x.%x.%x.%x ma=%d %d bc=%d\n", - buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], - use_ma0, use_ma1, r_bcast)); - - /* Does the frame get through the address filters? */ - if ((!use_ma0 || memcmp(buf, eth->macaddr[0], 6)) - && (!use_ma1 || memcmp(buf, eth->macaddr[1], 6)) - && (!r_bcast || memcmp(buf, sa_bcast, 6)) - && !eth_match_groupaddr(eth, buf)) { - return size; - } - - /* FIXME: Find another way to pass on the fake csum. */ - etraxfs_dmac_input(eth->dma_in, (void *)buf, size + 4, 1); - - return size; -} - -static int eth_tx_push(void *opaque, unsigned char *buf, int len, bool eop) -{ - ETRAXFSEthState *eth = opaque; - - D(printf("%s buf=%p len=%d\n", __func__, buf, len)); - qemu_send_packet(qemu_get_queue(eth->nic), buf, len); - return len; -} - -static void eth_set_link(NetClientState *nc) -{ - ETRAXFSEthState *eth = qemu_get_nic_opaque(nc); - D(printf("%s %d\n", __func__, nc->link_down)); - eth->phy.link = !nc->link_down; -} - -static const MemoryRegionOps eth_ops = { - .read = eth_read, - .write = eth_write, - .endianness = DEVICE_LITTLE_ENDIAN, - .valid = { - .min_access_size = 4, - .max_access_size = 4 - } -}; - -static NetClientInfo net_etraxfs_info = { - .type = NET_CLIENT_DRIVER_NIC, - .size = sizeof(NICState), - .receive = eth_receive, - .link_status_changed = eth_set_link, -}; - -static void etraxfs_eth_reset(DeviceState *dev) -{ - ETRAXFSEthState *s = ETRAX_FS_ETH(dev); - - memset(s->regs, 0, sizeof(s->regs)); - memset(s->macaddr, 0, sizeof(s->macaddr)); - s->duplex_mismatch = 0; - - s->mdio_bus.mdc = 0; - s->mdio_bus.mdio = 0; - s->mdio_bus.state = 0; - s->mdio_bus.drive = 0; - s->mdio_bus.cnt = 0; - s->mdio_bus.addr = 0; - s->mdio_bus.opc = 0; - s->mdio_bus.req = 0; - s->mdio_bus.data = 0; - - tdk_reset(&s->phy); -} - -static void etraxfs_eth_realize(DeviceState *dev, Error **errp) -{ - SysBusDevice *sbd = SYS_BUS_DEVICE(dev); - ETRAXFSEthState *s = ETRAX_FS_ETH(dev); - - if (!s->dma_out || !s->dma_in) { - error_setg(errp, "Unconnected ETRAX-FS Ethernet MAC"); - return; - } - - s->dma_out->client.push = eth_tx_push; - s->dma_out->client.opaque = s; - s->dma_in->client.opaque = s; - s->dma_in->client.pull = NULL; - - memory_region_init_io(&s->mmio, OBJECT(dev), ð_ops, s, - "etraxfs-eth", 0x5c); - sysbus_init_mmio(sbd, &s->mmio); - - qemu_macaddr_default_if_unset(&s->conf.macaddr); - s->nic = qemu_new_nic(&net_etraxfs_info, &s->conf, - object_get_typename(OBJECT(s)), dev->id, - &dev->mem_reentrancy_guard, s); - qemu_format_nic_info_str(qemu_get_queue(s->nic), s->conf.macaddr.a); - - s->phy.read = tdk_read; - s->phy.write = tdk_write; - mdio_attach(&s->mdio_bus, &s->phy, s->phyaddr); -} - -static Property etraxfs_eth_properties[] = { - DEFINE_PROP_UINT32("phyaddr", ETRAXFSEthState, phyaddr, 1), - DEFINE_NIC_PROPERTIES(ETRAXFSEthState, conf), - DEFINE_PROP_END_OF_LIST(), -}; - -static void etraxfs_eth_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - - dc->realize = etraxfs_eth_realize; - device_class_set_legacy_reset(dc, etraxfs_eth_reset); - device_class_set_props(dc, etraxfs_eth_properties); - /* Reason: dma_out, dma_in are not user settable */ - dc->user_creatable = false; -} - - -/* Instantiate an ETRAXFS Ethernet MAC. */ -DeviceState * -etraxfs_eth_init(hwaddr base, int phyaddr, - struct etraxfs_dma_client *dma_out, - struct etraxfs_dma_client *dma_in) -{ - DeviceState *dev; - - dev = qdev_new("etraxfs-eth"); - qemu_configure_nic_device(dev, true, "fseth"); - qdev_prop_set_uint32(dev, "phyaddr", phyaddr); - - /* - * TODO: QOM design, define a QOM interface for "I am an etraxfs - * DMA client" (which replaces the current 'struct - * etraxfs_dma_client' ad-hoc interface), implement it on the - * ethernet device, and then have QOM link properties on the DMA - * controller device so that you can pass the interface - * implementations to it. - */ - ETRAX_FS_ETH(dev)->dma_out = dma_out; - ETRAX_FS_ETH(dev)->dma_in = dma_in; - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base); - - return dev; -} - -static const TypeInfo etraxfs_eth_info = { - .name = TYPE_ETRAX_FS_ETH, - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(ETRAXFSEthState), - .class_init = etraxfs_eth_class_init, -}; - -static void etraxfs_eth_register_types(void) -{ - type_register_static(&etraxfs_eth_info); -} - -type_init(etraxfs_eth_register_types) diff --git a/hw/net/meson.build b/hw/net/meson.build index b742687..00a9e9d 100644 --- a/hw/net/meson.build +++ b/hw/net/meson.build @@ -40,7 +40,6 @@ system_ss.add(when: 'CONFIG_FTGMAC100', if_true: files('ftgmac100.c')) system_ss.add(when: 'CONFIG_SUNGEM', if_true: files('sungem.c')) system_ss.add(when: 'CONFIG_NPCM7XX', if_true: files('npcm7xx_emc.c', 'npcm_gmac.c')) -system_ss.add(when: 'CONFIG_ETRAXFS', if_true: files('etraxfs_eth.c')) system_ss.add(when: 'CONFIG_COLDFIRE', if_true: files('mcf_fec.c')) specific_ss.add(when: 'CONFIG_PSERIES', if_true: files('spapr_llan.c')) system_ss.add(when: 'CONFIG_XILINX_ETHLITE', if_true: files('xilinx_ethlite.c')) diff --git a/hw/net/trace-events b/hw/net/trace-events index 78efa2e..4c66879 100644 --- a/hw/net/trace-events +++ b/hw/net/trace-events @@ -10,11 +10,6 @@ allwinner_sun8i_emac_set_link(bool active) "Set link: active=%u" allwinner_sun8i_emac_read(uint64_t offset, uint64_t val) "MMIO read: offset=0x%" PRIx64 " value=0x%" PRIx64 allwinner_sun8i_emac_write(uint64_t offset, uint64_t val) "MMIO write: offset=0x%" PRIx64 " value=0x%" PRIx64 -# etraxfs_eth.c -mdio_phy_read(int regnum, uint16_t value) "read phy_reg:%d value:0x%04x" -mdio_phy_write(int regnum, uint16_t value) "write phy_reg:%d value:0x%04x" -mdio_bitbang(bool mdc, bool mdio, int state, uint16_t cnt, unsigned int drive) "bitbang mdc=%u mdio=%u state=%d cnt=%u drv=%d" - # lance.c lance_mem_readw(uint64_t addr, uint32_t ret) "addr=0x%"PRIx64"val=0x%04x" lance_mem_writew(uint64_t addr, uint32_t val) "addr=0x%"PRIx64"val=0x%04x" diff --git a/hw/pci-host/designware.c b/hw/pci-host/designware.c index a8210e9..c3fc37b 100644 --- a/hw/pci-host/designware.c +++ b/hw/pci-host/designware.c @@ -395,6 +395,7 @@ static void designware_pcie_root_realize(PCIDevice *dev, Error **errp) { DesignwarePCIERoot *root = DESIGNWARE_PCIE_ROOT(dev); DesignwarePCIEHost *host = designware_pcie_root_to_host(root); + MemoryRegion *host_mem = get_system_memory(); MemoryRegion *address_space = &host->pci.memory; PCIBridge *br = PCI_BRIDGE(dev); DesignwarePCIEViewport *viewport; @@ -435,7 +436,7 @@ static void designware_pcie_root_realize(PCIDevice *dev, Error **errp) viewport->cr[0] = DESIGNWARE_PCIE_ATU_TYPE_MEM; source = &host->pci.address_space_root; - destination = get_system_memory(); + destination = host_mem; direction = "Inbound"; /* @@ -460,7 +461,7 @@ static void designware_pcie_root_realize(PCIDevice *dev, Error **errp) destination = &host->pci.memory; direction = "Outbound"; - source = get_system_memory(); + source = host_mem; /* * Configure MemoryRegion implementing CPU -> PCI memory @@ -752,28 +753,23 @@ static void designware_pcie_host_init(Object *obj) qdev_prop_set_bit(DEVICE(root), "multifunction", false); } -static const TypeInfo designware_pcie_root_info = { - .name = TYPE_DESIGNWARE_PCIE_ROOT, - .parent = TYPE_PCI_BRIDGE, - .instance_size = sizeof(DesignwarePCIERoot), - .class_init = designware_pcie_root_class_init, - .interfaces = (InterfaceInfo[]) { - { INTERFACE_PCIE_DEVICE }, - { } +static const TypeInfo designware_pcie_types[] = { + { + .name = TYPE_DESIGNWARE_PCIE_HOST, + .parent = TYPE_PCI_HOST_BRIDGE, + .instance_size = sizeof(DesignwarePCIEHost), + .instance_init = designware_pcie_host_init, + .class_init = designware_pcie_host_class_init, + }, { + .name = TYPE_DESIGNWARE_PCIE_ROOT, + .parent = TYPE_PCI_BRIDGE, + .instance_size = sizeof(DesignwarePCIERoot), + .class_init = designware_pcie_root_class_init, + .interfaces = (InterfaceInfo[]) { + { INTERFACE_PCIE_DEVICE }, + { } + }, }, }; -static const TypeInfo designware_pcie_host_info = { - .name = TYPE_DESIGNWARE_PCIE_HOST, - .parent = TYPE_PCI_HOST_BRIDGE, - .instance_size = sizeof(DesignwarePCIEHost), - .instance_init = designware_pcie_host_init, - .class_init = designware_pcie_host_class_init, -}; - -static void designware_pcie_register(void) -{ - type_register_static(&designware_pcie_root_info); - type_register_static(&designware_pcie_host_info); -} -type_init(designware_pcie_register) +DEFINE_TYPES(designware_pcie_types) diff --git a/hw/pci-host/gt64120.c b/hw/pci-host/gt64120.c index 9b9966f..14fc803 100644 --- a/hw/pci-host/gt64120.c +++ b/hw/pci-host/gt64120.c @@ -689,7 +689,6 @@ static void gt64120_writel(void *opaque, hwaddr addr, case GT_PCI0_CFGDATA: /* Mapped via in gt64120_pci_mapping() */ g_assert_not_reached(); - break; /* Interrupts */ case GT_INTRCAUSE: @@ -933,7 +932,6 @@ static uint64_t gt64120_readl(void *opaque, case GT_PCI0_CFGDATA: /* Mapped via in gt64120_pci_mapping() */ g_assert_not_reached(); - break; case GT_PCI0_CMD: case GT_PCI0_TOR: diff --git a/hw/sensor/tmp105.c b/hw/sensor/tmp105.c index a8730d0..9d7b911 100644 --- a/hw/sensor/tmp105.c +++ b/hw/sensor/tmp105.c @@ -26,22 +26,27 @@ #include "qapi/error.h" #include "qapi/visitor.h" #include "qemu/module.h" +#include "hw/registerfields.h" + +FIELD(CONFIG, SHUTDOWN_MODE, 0, 1) +FIELD(CONFIG, THERMOSTAT_MODE, 1, 1) +FIELD(CONFIG, POLARITY, 2, 1) +FIELD(CONFIG, FAULT_QUEUE, 3, 2) +FIELD(CONFIG, CONVERTER_RESOLUTION, 5, 2) +FIELD(CONFIG, ONE_SHOT, 7, 1) static void tmp105_interrupt_update(TMP105State *s) { - qemu_set_irq(s->pin, s->alarm ^ ((~s->config >> 2) & 1)); /* POL */ + qemu_set_irq(s->pin, s->alarm ^ FIELD_EX8(~s->config, CONFIG, POLARITY)); } -static void tmp105_alarm_update(TMP105State *s) +static void tmp105_alarm_update(TMP105State *s, bool one_shot) { - if ((s->config >> 0) & 1) { /* SD */ - if ((s->config >> 7) & 1) /* OS */ - s->config &= ~(1 << 7); /* OS */ - else - return; + if (FIELD_EX8(s->config, CONFIG, SHUTDOWN_MODE) && !one_shot) { + return; } - if (s->config >> 1 & 1) { + if (FIELD_EX8(s->config, CONFIG, THERMOSTAT_MODE)) { /* * TM == 1 : Interrupt mode. We signal Alert when the * temperature rises above T_high, and expect the guest to clear @@ -89,7 +94,8 @@ static void tmp105_get_temperature(Object *obj, Visitor *v, const char *name, visit_type_int(v, name, &value, errp); } -/* Units are 0.001 centigrades relative to 0 C. s->temperature is 8.8 +/* + * Units are 0.001 centigrades relative to 0 C. s->temperature is 8.8 * fixed point, so units are 1/256 centigrades. A simple ratio will do. */ static void tmp105_set_temperature(Object *obj, Visitor *v, const char *name, @@ -109,7 +115,7 @@ static void tmp105_set_temperature(Object *obj, Visitor *v, const char *name, s->temperature = (int16_t) (temp * 256 / 1000); - tmp105_alarm_update(s); + tmp105_alarm_update(s, false); } static const int tmp105_faultq[4] = { 1, 2, 4, 6 }; @@ -118,30 +124,30 @@ static void tmp105_read(TMP105State *s) { s->len = 0; - if ((s->config >> 1) & 1) { /* TM */ + if (FIELD_EX8(s->config, CONFIG, THERMOSTAT_MODE)) { s->alarm = 0; tmp105_interrupt_update(s); } switch (s->pointer & 3) { case TMP105_REG_TEMPERATURE: - s->buf[s->len ++] = (((uint16_t) s->temperature) >> 8); - s->buf[s->len ++] = (((uint16_t) s->temperature) >> 0) & - (0xf0 << ((~s->config >> 5) & 3)); /* R */ + s->buf[s->len++] = (((uint16_t) s->temperature) >> 8); + s->buf[s->len++] = (((uint16_t) s->temperature) >> 0) & + (0xf0 << (FIELD_EX8(~s->config, CONFIG, CONVERTER_RESOLUTION))); break; case TMP105_REG_CONFIG: - s->buf[s->len ++] = s->config; + s->buf[s->len++] = s->config; break; case TMP105_REG_T_LOW: - s->buf[s->len ++] = ((uint16_t) s->limit[0]) >> 8; - s->buf[s->len ++] = ((uint16_t) s->limit[0]) >> 0; + s->buf[s->len++] = ((uint16_t) s->limit[0]) >> 8; + s->buf[s->len++] = ((uint16_t) s->limit[0]) >> 0; break; case TMP105_REG_T_HIGH: - s->buf[s->len ++] = ((uint16_t) s->limit[1]) >> 8; - s->buf[s->len ++] = ((uint16_t) s->limit[1]) >> 0; + s->buf[s->len++] = ((uint16_t) s->limit[1]) >> 8; + s->buf[s->len++] = ((uint16_t) s->limit[1]) >> 0; break; } } @@ -153,19 +159,21 @@ static void tmp105_write(TMP105State *s) break; case TMP105_REG_CONFIG: - if (s->buf[0] & ~s->config & (1 << 0)) /* SD */ + if (FIELD_EX8(s->buf[0] & ~s->config, CONFIG, SHUTDOWN_MODE)) { printf("%s: TMP105 shutdown\n", __func__); - s->config = s->buf[0]; - s->faults = tmp105_faultq[(s->config >> 3) & 3]; /* F */ - tmp105_alarm_update(s); + } + s->config = FIELD_DP8(s->buf[0], CONFIG, ONE_SHOT, 0); + s->faults = tmp105_faultq[FIELD_EX8(s->config, CONFIG, FAULT_QUEUE)]; + tmp105_alarm_update(s, FIELD_EX8(s->buf[0], CONFIG, ONE_SHOT)); break; case TMP105_REG_T_LOW: case TMP105_REG_T_HIGH: - if (s->len >= 3) + if (s->len >= 3) { s->limit[s->pointer & 1] = (int16_t) - ((((uint16_t) s->buf[0]) << 8) | s->buf[1]); - tmp105_alarm_update(s); + ((((uint16_t) s->buf[0]) << 8) | (s->buf[1] & 0xf0)); + } + tmp105_alarm_update(s, false); break; } } @@ -175,7 +183,7 @@ static uint8_t tmp105_rx(I2CSlave *i2c) TMP105State *s = TMP105(i2c); if (s->len < 2) { - return s->buf[s->len ++]; + return s->buf[s->len++]; } else { return 0xff; } @@ -215,7 +223,7 @@ static int tmp105_post_load(void *opaque, int version_id) { TMP105State *s = opaque; - s->faults = tmp105_faultq[(s->config >> 3) & 3]; /* F */ + s->faults = tmp105_faultq[FIELD_EX8(s->config, CONFIG, FAULT_QUEUE)]; tmp105_interrupt_update(s); return 0; @@ -273,7 +281,7 @@ static void tmp105_reset(I2CSlave *i2c) s->temperature = 0; s->pointer = 0; s->config = 0; - s->faults = tmp105_faultq[(s->config >> 3) & 3]; + s->faults = tmp105_faultq[FIELD_EX8(s->config, CONFIG, FAULT_QUEUE)]; s->alarm = 0; s->detect_falling = false; diff --git a/hw/sh4/Kconfig b/hw/sh4/Kconfig index 99a76a9..1660d29 100644 --- a/hw/sh4/Kconfig +++ b/hw/sh4/Kconfig @@ -13,13 +13,6 @@ config R2D select SH7750 select SH_PCI -config SHIX - bool - default y - depends on SH4 - select SH7750 - select TC58128 - config SH7750 bool select SH_INTC diff --git a/hw/sh4/meson.build b/hw/sh4/meson.build index 70e814c..7d27839 100644 --- a/hw/sh4/meson.build +++ b/hw/sh4/meson.build @@ -4,6 +4,5 @@ sh4_ss.add(when: 'CONFIG_SH7750', if_true: files( 'sh7750_regnames.c', )) sh4_ss.add(when: 'CONFIG_R2D', if_true: files('r2d.c')) -sh4_ss.add(when: 'CONFIG_SHIX', if_true: files('shix.c')) hw_arch += {'sh4': sh4_ss} diff --git a/hw/sh4/sh7750.c b/hw/sh4/sh7750.c index ebe0fd9..8041b3b 100644 --- a/hw/sh4/sh7750.c +++ b/hw/sh4/sh7750.c @@ -38,8 +38,6 @@ #include "exec/exec-all.h" #include "trace.h" -#define NB_DEVICES 4 - typedef struct SH7750State { MemoryRegion iomem; MemoryRegion iomem_1f0; @@ -75,7 +73,6 @@ typedef struct SH7750State { uint16_t periph_portdira; /* Direction seen from the peripherals */ uint16_t periph_pdtrb; /* Imposed by the peripherals */ uint16_t periph_portdirb; /* Direction seen from the peripherals */ - sh7750_io_device *devices[NB_DEVICES]; /* External peripherals */ /* Cache */ uint32_t ccr; @@ -92,19 +89,6 @@ static inline int has_bcr3_and_bcr4(SH7750State *s) * I/O ports */ -int sh7750_register_io_device(SH7750State *s, sh7750_io_device *device) -{ - int i; - - for (i = 0; i < NB_DEVICES; i++) { - if (s->devices[i] == NULL) { - s->devices[i] = device; - return 0; - } - } - return -1; -} - static uint16_t portdir(uint32_t v) { #define EVENPORTMASK(n) ((v & (1 << ((n) << 1))) >> (n)) @@ -142,63 +126,26 @@ static uint16_t portb_lines(SH7750State *s) (~(s->portdirb | s->periph_portdirb) & s->portpullupb); /* Pullups */ } -static void gen_port_interrupts(SH7750State *s) -{ - /* XXXXX interrupts not generated */ -} - static void porta_changed(SH7750State *s, uint16_t prev) { - uint16_t currenta, changes; - int i, r = 0; + uint16_t currenta; currenta = porta_lines(s); if (currenta == prev) { return; } trace_sh7750_porta(prev, currenta, s->pdtra, s->pctra); - changes = currenta ^ prev; - - for (i = 0; i < NB_DEVICES; i++) { - if (s->devices[i] && (s->devices[i]->portamask_trigger & changes)) { - r |= s->devices[i]->port_change_cb(currenta, portb_lines(s), - &s->periph_pdtra, - &s->periph_portdira, - &s->periph_pdtrb, - &s->periph_portdirb); - } - } - - if (r) { - gen_port_interrupts(s); - } } static void portb_changed(SH7750State *s, uint16_t prev) { - uint16_t currentb, changes; - int i, r = 0; + uint16_t currentb; currentb = portb_lines(s); if (currentb == prev) { return; } trace_sh7750_portb(prev, currentb, s->pdtrb, s->pctrb); - changes = currentb ^ prev; - - for (i = 0; i < NB_DEVICES; i++) { - if (s->devices[i] && (s->devices[i]->portbmask_trigger & changes)) { - r |= s->devices[i]->port_change_cb(portb_lines(s), currentb, - &s->periph_pdtra, - &s->periph_portdira, - &s->periph_pdtrb, - &s->periph_portdirb); - } - } - - if (r) { - gen_port_interrupts(s); - } } /* diff --git a/hw/sh4/shix.c b/hw/sh4/shix.c deleted file mode 100644 index eb3150b..0000000 --- a/hw/sh4/shix.c +++ /dev/null @@ -1,86 +0,0 @@ -/* - * SHIX 2.0 board description - * - * Copyright (c) 2005 Samuel Tardieu - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ -/* - * Shix 2.0 board by Alexis Polti, described at - * https://web.archive.org/web/20070917001736/perso.enst.fr/~polti/realisations/shix20 - * - * More information in target/sh4/README.sh4 - */ -#include "qemu/osdep.h" -#include "qapi/error.h" -#include "cpu.h" -#include "hw/sh4/sh.h" -#include "sysemu/qtest.h" -#include "hw/boards.h" -#include "hw/loader.h" -#include "qemu/error-report.h" - -#define BIOS_FILENAME "shix_bios.bin" -#define BIOS_ADDRESS 0xA0000000 - -static void shix_init(MachineState *machine) -{ - int ret; - SuperHCPU *cpu; - struct SH7750State *s; - MemoryRegion *sysmem = get_system_memory(); - MemoryRegion *rom = g_new(MemoryRegion, 1); - MemoryRegion *sdram = g_new(MemoryRegion, 2); - const char *bios_name = machine->firmware ?: BIOS_FILENAME; - - cpu = SUPERH_CPU(cpu_create(machine->cpu_type)); - - /* Allocate memory space */ - memory_region_init_rom(rom, NULL, "shix.rom", 0x4000, &error_fatal); - memory_region_add_subregion(sysmem, 0x00000000, rom); - memory_region_init_ram(&sdram[0], NULL, "shix.sdram1", 0x01000000, - &error_fatal); - memory_region_add_subregion(sysmem, 0x08000000, &sdram[0]); - memory_region_init_ram(&sdram[1], NULL, "shix.sdram2", 0x01000000, - &error_fatal); - memory_region_add_subregion(sysmem, 0x0c000000, &sdram[1]); - - /* Load BIOS in 0 (and access it through P2, 0xA0000000) */ - ret = load_image_targphys(bios_name, 0, 0x4000); - if (ret < 0 && !qtest_enabled()) { - error_report("Could not load SHIX bios '%s'", bios_name); - exit(1); - } - - /* Register peripherals */ - s = sh7750_init(cpu, sysmem); - /* XXXXX Check success */ - tc58128_init(s, "shix_linux_nand.bin", NULL); -} - -static void shix_machine_init(MachineClass *mc) -{ - mc->desc = "shix card"; - mc->init = shix_init; - mc->is_default = true; - mc->default_cpu_type = TYPE_SH7750R_CPU; - mc->deprecation_reason = "old and unmaintained"; -} - -DEFINE_MACHINE("shix", shix_machine_init) diff --git a/hw/timer/etraxfs_timer.c b/hw/timer/etraxfs_timer.c deleted file mode 100644 index dd6d96b..0000000 --- a/hw/timer/etraxfs_timer.c +++ /dev/null @@ -1,407 +0,0 @@ -/* - * QEMU ETRAX Timers - * - * Copyright (c) 2007 Edgar E. Iglesias, Axis Communications AB. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "qemu/osdep.h" -#include "hw/sysbus.h" -#include "sysemu/reset.h" -#include "sysemu/runstate.h" -#include "migration/vmstate.h" -#include "qemu/module.h" -#include "qemu/timer.h" -#include "hw/irq.h" -#include "hw/ptimer.h" -#include "qom/object.h" - -#define D(x) - -#define RW_TMR0_DIV 0x00 -#define R_TMR0_DATA 0x04 -#define RW_TMR0_CTRL 0x08 -#define RW_TMR1_DIV 0x10 -#define R_TMR1_DATA 0x14 -#define RW_TMR1_CTRL 0x18 -#define R_TIME 0x38 -#define RW_WD_CTRL 0x40 -#define R_WD_STAT 0x44 -#define RW_INTR_MASK 0x48 -#define RW_ACK_INTR 0x4c -#define R_INTR 0x50 -#define R_MASKED_INTR 0x54 - -#define TYPE_ETRAX_FS_TIMER "etraxfs-timer" -typedef struct ETRAXTimerState ETRAXTimerState; -DECLARE_INSTANCE_CHECKER(ETRAXTimerState, ETRAX_TIMER, - TYPE_ETRAX_FS_TIMER) - -struct ETRAXTimerState { - SysBusDevice parent_obj; - - MemoryRegion mmio; - qemu_irq irq; - qemu_irq nmi; - - ptimer_state *ptimer_t0; - ptimer_state *ptimer_t1; - ptimer_state *ptimer_wd; - - uint32_t wd_hits; - - /* Control registers. */ - uint32_t rw_tmr0_div; - uint32_t r_tmr0_data; - uint32_t rw_tmr0_ctrl; - - uint32_t rw_tmr1_div; - uint32_t r_tmr1_data; - uint32_t rw_tmr1_ctrl; - - uint32_t rw_wd_ctrl; - - uint32_t rw_intr_mask; - uint32_t rw_ack_intr; - uint32_t r_intr; - uint32_t r_masked_intr; -}; - -static const VMStateDescription vmstate_etraxfs = { - .name = "etraxfs", - .version_id = 0, - .minimum_version_id = 0, - .fields = (const VMStateField[]) { - VMSTATE_PTIMER(ptimer_t0, ETRAXTimerState), - VMSTATE_PTIMER(ptimer_t1, ETRAXTimerState), - VMSTATE_PTIMER(ptimer_wd, ETRAXTimerState), - - VMSTATE_UINT32(wd_hits, ETRAXTimerState), - - VMSTATE_UINT32(rw_tmr0_div, ETRAXTimerState), - VMSTATE_UINT32(r_tmr0_data, ETRAXTimerState), - VMSTATE_UINT32(rw_tmr0_ctrl, ETRAXTimerState), - - VMSTATE_UINT32(rw_tmr1_div, ETRAXTimerState), - VMSTATE_UINT32(r_tmr1_data, ETRAXTimerState), - VMSTATE_UINT32(rw_tmr1_ctrl, ETRAXTimerState), - - VMSTATE_UINT32(rw_wd_ctrl, ETRAXTimerState), - - VMSTATE_UINT32(rw_intr_mask, ETRAXTimerState), - VMSTATE_UINT32(rw_ack_intr, ETRAXTimerState), - VMSTATE_UINT32(r_intr, ETRAXTimerState), - VMSTATE_UINT32(r_masked_intr, ETRAXTimerState), - - VMSTATE_END_OF_LIST() - } -}; - -static uint64_t -timer_read(void *opaque, hwaddr addr, unsigned int size) -{ - ETRAXTimerState *t = opaque; - uint32_t r = 0; - - switch (addr) { - case R_TMR0_DATA: - r = ptimer_get_count(t->ptimer_t0); - break; - case R_TMR1_DATA: - r = ptimer_get_count(t->ptimer_t1); - break; - case R_TIME: - r = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) / 10; - break; - case RW_INTR_MASK: - r = t->rw_intr_mask; - break; - case R_MASKED_INTR: - r = t->r_intr & t->rw_intr_mask; - break; - default: - D(printf ("%s %x\n", __func__, addr)); - break; - } - return r; -} - -static void update_ctrl(ETRAXTimerState *t, int tnum) -{ - unsigned int op; - unsigned int freq; - unsigned int freq_hz; - unsigned int div; - uint32_t ctrl; - - ptimer_state *timer; - - if (tnum == 0) { - ctrl = t->rw_tmr0_ctrl; - div = t->rw_tmr0_div; - timer = t->ptimer_t0; - } else { - ctrl = t->rw_tmr1_ctrl; - div = t->rw_tmr1_div; - timer = t->ptimer_t1; - } - - - op = ctrl & 3; - freq = ctrl >> 2; - freq_hz = 32000000; - - switch (freq) - { - case 0: - case 1: - D(printf ("extern or disabled timer clock?\n")); - break; - case 4: freq_hz = 29493000; break; - case 5: freq_hz = 32000000; break; - case 6: freq_hz = 32768000; break; - case 7: freq_hz = 100000000; break; - default: - abort(); - break; - } - - D(printf ("freq_hz=%d div=%d\n", freq_hz, div)); - ptimer_transaction_begin(timer); - ptimer_set_freq(timer, freq_hz); - ptimer_set_limit(timer, div, 0); - - switch (op) - { - case 0: - /* Load. */ - ptimer_set_limit(timer, div, 1); - break; - case 1: - /* Hold. */ - ptimer_stop(timer); - break; - case 2: - /* Run. */ - ptimer_run(timer, 0); - break; - default: - abort(); - break; - } - ptimer_transaction_commit(timer); -} - -static void timer_update_irq(ETRAXTimerState *t) -{ - t->r_intr &= ~(t->rw_ack_intr); - t->r_masked_intr = t->r_intr & t->rw_intr_mask; - - D(printf("%s: masked_intr=%x\n", __func__, t->r_masked_intr)); - qemu_set_irq(t->irq, !!t->r_masked_intr); -} - -static void timer0_hit(void *opaque) -{ - ETRAXTimerState *t = opaque; - t->r_intr |= 1; - timer_update_irq(t); -} - -static void timer1_hit(void *opaque) -{ - ETRAXTimerState *t = opaque; - t->r_intr |= 2; - timer_update_irq(t); -} - -static void watchdog_hit(void *opaque) -{ - ETRAXTimerState *t = opaque; - if (t->wd_hits == 0) { - /* real hw gives a single tick before resetting but we are - a bit friendlier to compensate for our slower execution. */ - ptimer_set_count(t->ptimer_wd, 10); - ptimer_run(t->ptimer_wd, 1); - qemu_irq_raise(t->nmi); - } - else - qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET); - - t->wd_hits++; -} - -static inline void timer_watchdog_update(ETRAXTimerState *t, uint32_t value) -{ - unsigned int wd_en = t->rw_wd_ctrl & (1 << 8); - unsigned int wd_key = t->rw_wd_ctrl >> 9; - unsigned int wd_cnt = t->rw_wd_ctrl & 511; - unsigned int new_key = value >> 9 & ((1 << 7) - 1); - unsigned int new_cmd = (value >> 8) & 1; - - /* If the watchdog is enabled, they written key must match the - complement of the previous. */ - wd_key = ~wd_key & ((1 << 7) - 1); - - if (wd_en && wd_key != new_key) - return; - - D(printf("en=%d new_key=%x oldkey=%x cmd=%d cnt=%d\n", - wd_en, new_key, wd_key, new_cmd, wd_cnt)); - - if (t->wd_hits) - qemu_irq_lower(t->nmi); - - t->wd_hits = 0; - - ptimer_transaction_begin(t->ptimer_wd); - ptimer_set_freq(t->ptimer_wd, 760); - if (wd_cnt == 0) - wd_cnt = 256; - ptimer_set_count(t->ptimer_wd, wd_cnt); - if (new_cmd) - ptimer_run(t->ptimer_wd, 1); - else - ptimer_stop(t->ptimer_wd); - - t->rw_wd_ctrl = value; - ptimer_transaction_commit(t->ptimer_wd); -} - -static void -timer_write(void *opaque, hwaddr addr, - uint64_t val64, unsigned int size) -{ - ETRAXTimerState *t = opaque; - uint32_t value = val64; - - switch (addr) - { - case RW_TMR0_DIV: - t->rw_tmr0_div = value; - break; - case RW_TMR0_CTRL: - D(printf ("RW_TMR0_CTRL=%x\n", value)); - t->rw_tmr0_ctrl = value; - update_ctrl(t, 0); - break; - case RW_TMR1_DIV: - t->rw_tmr1_div = value; - break; - case RW_TMR1_CTRL: - D(printf ("RW_TMR1_CTRL=%x\n", value)); - t->rw_tmr1_ctrl = value; - update_ctrl(t, 1); - break; - case RW_INTR_MASK: - D(printf ("RW_INTR_MASK=%x\n", value)); - t->rw_intr_mask = value; - timer_update_irq(t); - break; - case RW_WD_CTRL: - timer_watchdog_update(t, value); - break; - case RW_ACK_INTR: - t->rw_ack_intr = value; - timer_update_irq(t); - t->rw_ack_intr = 0; - break; - default: - printf("%s " HWADDR_FMT_plx " %x\n", __func__, addr, value); - break; - } -} - -static const MemoryRegionOps timer_ops = { - .read = timer_read, - .write = timer_write, - .endianness = DEVICE_LITTLE_ENDIAN, - .valid = { - .min_access_size = 4, - .max_access_size = 4 - } -}; - -static void etraxfs_timer_reset_enter(Object *obj, ResetType type) -{ - ETRAXTimerState *t = ETRAX_TIMER(obj); - - ptimer_transaction_begin(t->ptimer_t0); - ptimer_stop(t->ptimer_t0); - ptimer_transaction_commit(t->ptimer_t0); - ptimer_transaction_begin(t->ptimer_t1); - ptimer_stop(t->ptimer_t1); - ptimer_transaction_commit(t->ptimer_t1); - ptimer_transaction_begin(t->ptimer_wd); - ptimer_stop(t->ptimer_wd); - ptimer_transaction_commit(t->ptimer_wd); - t->rw_wd_ctrl = 0; - t->r_intr = 0; - t->rw_intr_mask = 0; -} - -static void etraxfs_timer_reset_hold(Object *obj, ResetType type) -{ - ETRAXTimerState *t = ETRAX_TIMER(obj); - - qemu_irq_lower(t->irq); -} - -static void etraxfs_timer_realize(DeviceState *dev, Error **errp) -{ - ETRAXTimerState *t = ETRAX_TIMER(dev); - SysBusDevice *sbd = SYS_BUS_DEVICE(dev); - - t->ptimer_t0 = ptimer_init(timer0_hit, t, PTIMER_POLICY_LEGACY); - t->ptimer_t1 = ptimer_init(timer1_hit, t, PTIMER_POLICY_LEGACY); - t->ptimer_wd = ptimer_init(watchdog_hit, t, PTIMER_POLICY_LEGACY); - - sysbus_init_irq(sbd, &t->irq); - sysbus_init_irq(sbd, &t->nmi); - - memory_region_init_io(&t->mmio, OBJECT(t), &timer_ops, t, - "etraxfs-timer", 0x5c); - sysbus_init_mmio(sbd, &t->mmio); -} - -static void etraxfs_timer_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - ResettableClass *rc = RESETTABLE_CLASS(klass); - - dc->realize = etraxfs_timer_realize; - dc->vmsd = &vmstate_etraxfs; - rc->phases.enter = etraxfs_timer_reset_enter; - rc->phases.hold = etraxfs_timer_reset_hold; -} - -static const TypeInfo etraxfs_timer_info = { - .name = TYPE_ETRAX_FS_TIMER, - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(ETRAXTimerState), - .class_init = etraxfs_timer_class_init, -}; - -static void etraxfs_timer_register_types(void) -{ - type_register_static(&etraxfs_timer_info); -} - -type_init(etraxfs_timer_register_types) diff --git a/hw/timer/meson.build b/hw/timer/meson.build index 8042785..5b6c8b4 100644 --- a/hw/timer/meson.build +++ b/hw/timer/meson.build @@ -10,7 +10,6 @@ system_ss.add(when: 'CONFIG_CMSDK_APB_TIMER', if_true: files('cmsdk-apb-timer.c' system_ss.add(when: 'CONFIG_RENESAS_TMR', if_true: files('renesas_tmr.c')) system_ss.add(when: 'CONFIG_RENESAS_CMT', if_true: files('renesas_cmt.c')) system_ss.add(when: 'CONFIG_DIGIC', if_true: files('digic-timer.c')) -system_ss.add(when: 'CONFIG_ETRAXFS', if_true: files('etraxfs_timer.c')) system_ss.add(when: 'CONFIG_EXYNOS4', if_true: files('exynos4210_mct.c')) system_ss.add(when: 'CONFIG_EXYNOS4', if_true: files('exynos4210_pwm.c')) system_ss.add(when: 'CONFIG_GRLIB', if_true: files('grlib_gptimer.c')) diff --git a/hw/watchdog/watchdog.c b/hw/watchdog/watchdog.c index 9550461..d0ce3c4 100644 --- a/hw/watchdog/watchdog.c +++ b/hw/watchdog/watchdog.c @@ -85,7 +85,7 @@ void watchdog_perform_action(void) break; default: - assert(0); + g_assert_not_reached(); } } |