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-rw-r--r--hw/syborg.c113
-rw-r--r--hw/syborg.h18
-rw-r--r--hw/syborg_fb.c554
-rw-r--r--hw/syborg_interrupt.c233
-rw-r--r--hw/syborg_keyboard.c215
-rw-r--r--hw/syborg_pointer.c220
-rw-r--r--hw/syborg_rtc.c134
-rw-r--r--hw/syborg_serial.c329
-rw-r--r--hw/syborg_timer.c224
-rw-r--r--hw/syborg_virtio.c307
10 files changed, 0 insertions, 2347 deletions
diff --git a/hw/syborg.c b/hw/syborg.c
deleted file mode 100644
index 248de54c4e..0000000000
--- a/hw/syborg.c
+++ /dev/null
@@ -1,113 +0,0 @@
-/*
- * Syborg (Symbian Virtual Platform) reference board
- *
- * Copyright (c) 2009 CodeSourcery
- *
- * 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 "sysbus.h"
-#include "boards.h"
-#include "arm-misc.h"
-#include "net.h"
-#include "exec-memory.h"
-
-static struct arm_boot_info syborg_binfo;
-
-static void syborg_init(ram_addr_t ram_size,
- const char *boot_device,
- const char *kernel_filename, const char *kernel_cmdline,
- const char *initrd_filename, const char *cpu_model)
-{
- CPUState *env;
- MemoryRegion *sysmem = get_system_memory();
- MemoryRegion *ram = g_new(MemoryRegion, 1);
- qemu_irq *cpu_pic;
- qemu_irq pic[64];
- DeviceState *dev;
- int i;
-
- if (!cpu_model)
- cpu_model = "cortex-a8";
- env = cpu_init(cpu_model);
- if (!env) {
- fprintf(stderr, "Unable to find CPU definition\n");
- exit(1);
- }
-
- /* RAM at address zero. */
- memory_region_init_ram(ram, NULL, "syborg.ram", ram_size);
- memory_region_add_subregion(sysmem, 0, ram);
-
- cpu_pic = arm_pic_init_cpu(env);
- dev = sysbus_create_simple("syborg,interrupt", 0xC0000000,
- cpu_pic[ARM_PIC_CPU_IRQ]);
- for (i = 0; i < 64; i++) {
- pic[i] = qdev_get_gpio_in(dev, i);
- }
-
- sysbus_create_simple("syborg,rtc", 0xC0001000, NULL);
-
- dev = qdev_create(NULL, "syborg,timer");
- qdev_prop_set_uint32(dev, "frequency", 1000000);
- qdev_init_nofail(dev);
- sysbus_mmio_map(sysbus_from_qdev(dev), 0, 0xC0002000);
- sysbus_connect_irq(sysbus_from_qdev(dev), 0, pic[1]);
-
- sysbus_create_simple("syborg,keyboard", 0xC0003000, pic[2]);
- sysbus_create_simple("syborg,pointer", 0xC0004000, pic[3]);
- sysbus_create_simple("syborg,framebuffer", 0xC0005000, pic[4]);
- sysbus_create_simple("syborg,serial", 0xC0006000, pic[5]);
- sysbus_create_simple("syborg,serial", 0xC0007000, pic[6]);
- sysbus_create_simple("syborg,serial", 0xC0008000, pic[7]);
- sysbus_create_simple("syborg,serial", 0xC0009000, pic[8]);
-
- if (nd_table[0].vlan || nd_table[0].netdev) {
- DeviceState *dev;
- SysBusDevice *s;
-
- qemu_check_nic_model(&nd_table[0], "virtio");
- dev = qdev_create(NULL, "syborg,virtio-net");
- qdev_set_nic_properties(dev, &nd_table[0]);
- qdev_init_nofail(dev);
- s = sysbus_from_qdev(dev);
- sysbus_mmio_map(s, 0, 0xc000c000);
- sysbus_connect_irq(s, 0, pic[9]);
- }
-
- syborg_binfo.ram_size = ram_size;
- syborg_binfo.kernel_filename = kernel_filename;
- syborg_binfo.kernel_cmdline = kernel_cmdline;
- syborg_binfo.initrd_filename = initrd_filename;
- syborg_binfo.board_id = 0;
- arm_load_kernel(env, &syborg_binfo);
-}
-
-static QEMUMachine syborg_machine = {
- .name = "syborg",
- .desc = "Syborg (Symbian Virtual Platform)",
- .init = syborg_init,
-};
-
-static void syborg_machine_init(void)
-{
- qemu_register_machine(&syborg_machine);
-}
-
-machine_init(syborg_machine_init);
diff --git a/hw/syborg.h b/hw/syborg.h
deleted file mode 100644
index b82ce4a502..0000000000
--- a/hw/syborg.h
+++ /dev/null
@@ -1,18 +0,0 @@
-#ifndef _SYBORG_H
-#define _SYBORG_H
-
-#define SYBORG_ID_PLATFORM 0xc51d1000
-#define SYBORG_ID_INT 0xc51d0000
-#define SYBORG_ID_SERIAL 0xc51d0001
-#define SYBORG_ID_KEYBOARD 0xc51d0002
-#define SYBORG_ID_TIMER 0xc51d0003
-#define SYBORG_ID_RTC 0xc51d0004
-#define SYBORG_ID_MOUSE 0xc51d0005
-#define SYBORG_ID_TOUCHSCREEN 0xc51d0006
-#define SYBORG_ID_FRAMEBUFFER 0xc51d0007
-#define SYBORG_ID_HOSTFS 0xc51d0008
-#define SYBORG_ID_SNAPSHOT 0xc51d0009
-#define SYBORG_ID_VIRTIO 0xc51d000a
-#define SYBORG_ID_NAND 0xc51d000b
-
-#endif
diff --git a/hw/syborg_fb.c b/hw/syborg_fb.c
deleted file mode 100644
index b87d7e6d10..0000000000
--- a/hw/syborg_fb.c
+++ /dev/null
@@ -1,554 +0,0 @@
-/*
- * Syborg Framebuffer
- *
- * Copyright (c) 2009 CodeSourcery
- *
- * 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 "sysbus.h"
-#include "console.h"
-#include "syborg.h"
-#include "framebuffer.h"
-
-//#define DEBUG_SYBORG_FB
-
-#ifdef DEBUG_SYBORG_FB
-#define DPRINTF(fmt, ...) \
-do { printf("syborg_fb: " fmt , ## __VA_ARGS__); } while (0)
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "syborg_fb: error: " fmt , ## __VA_ARGS__); \
- exit(1);} while (0)
-#else
-#define DPRINTF(fmt, ...) do {} while(0)
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "syborg_fb: error: " fmt , ## __VA_ARGS__);} while (0)
-#endif
-
-enum {
- FB_ID = 0,
- FB_BASE = 1,
- FB_HEIGHT = 2,
- FB_WIDTH = 3,
- FB_ORIENTATION = 4,
- FB_BLANK = 5,
- FB_INT_MASK = 6,
- FB_INTERRUPT_CAUSE = 7,
- FB_BPP = 8,
- FB_COLOR_ORDER = 9,
- FB_BYTE_ORDER = 10,
- FB_PIXEL_ORDER = 11,
- FB_ROW_PITCH = 12,
- FB_ENABLED = 13,
- FB_PALETTE_START = 0x400 >> 2,
- FB_PALETTE_END = FB_PALETTE_START+256-1,
-};
-
-#define FB_INT_VSYNC (1U << 0)
-#define FB_INT_BASE_UPDATE_DONE (1U << 1)
-
-typedef struct {
- SysBusDevice busdev;
- MemoryRegion iomem;
- DisplayState *ds;
- /*QEMUConsole *console;*/
- uint32_t need_update : 1;
- uint32_t need_int : 1;
- uint32_t enabled : 1;
- uint32_t int_status;
- uint32_t int_enable;
- qemu_irq irq;
-
- uint32_t base;
- uint32_t pitch;
- uint32_t rows;
- uint32_t cols;
- int blank;
- int bpp;
- int rgb; /* 0 = BGR, 1 = RGB */
- int endian; /* 0 = Little, 1 = Big */
- uint32_t raw_palette[256];
- uint32_t palette[256];
-} SyborgFBState;
-
-enum {
- BPP_SRC_1,
- BPP_SRC_2,
- BPP_SRC_4,
- BPP_SRC_8,
- BPP_SRC_16,
- BPP_SRC_32,
- /* TODO: Implement these. */
- BPP_SRC_15 = -1,
- BPP_SRC_24 = -2
-};
-
-#include "pixel_ops.h"
-
-#define BITS 8
-#include "pl110_template.h"
-#define BITS 15
-#include "pl110_template.h"
-#define BITS 16
-#include "pl110_template.h"
-#define BITS 24
-#include "pl110_template.h"
-#define BITS 32
-#include "pl110_template.h"
-
-/* Update interrupts. */
-static void syborg_fb_update(SyborgFBState *s)
-{
- if ((s->int_status & s->int_enable) != 0) {
- DPRINTF("Raise IRQ\n");
- qemu_irq_raise(s->irq);
- } else {
- DPRINTF("Lower IRQ\n");
- qemu_irq_lower(s->irq);
- }
-}
-
-static int syborg_fb_enabled(const SyborgFBState *s)
-{
- return s->enabled;
-}
-
-static void syborg_fb_update_palette(SyborgFBState *s)
-{
- int n, i;
- uint32_t raw;
- unsigned int r, g, b;
-
- switch (s->bpp) {
- case BPP_SRC_1: n = 2; break;
- case BPP_SRC_2: n = 4; break;
- case BPP_SRC_4: n = 16; break;
- case BPP_SRC_8: n = 256; break;
- default: return;
- }
-
- for (i = 0; i < n; i++) {
- raw = s->raw_palette[i];
- r = (raw >> 16) & 0xff;
- g = (raw >> 8) & 0xff;
- b = raw & 0xff;
- switch (ds_get_bits_per_pixel(s->ds)) {
- case 8:
- s->palette[i] = rgb_to_pixel8(r, g, b);
- break;
- case 15:
- s->palette[i] = rgb_to_pixel15(r, g, b);
- break;
- case 16:
- s->palette[i] = rgb_to_pixel16(r, g, b);
- break;
- case 24:
- case 32:
- s->palette[i] = rgb_to_pixel32(r, g, b);
- break;
- default:
- abort();
- }
- }
-
-}
-
-static void syborg_fb_update_display(void *opaque)
-{
- SyborgFBState *s = (SyborgFBState *)opaque;
- drawfn* fntable;
- drawfn fn;
- int dest_width;
- int src_width;
- int bpp_offset;
- int first;
- int last;
-
- if (!syborg_fb_enabled(s))
- return;
-
- switch (ds_get_bits_per_pixel(s->ds)) {
- case 0:
- return;
- case 8:
- fntable = pl110_draw_fn_8;
- dest_width = 1;
- break;
- case 15:
- fntable = pl110_draw_fn_15;
- dest_width = 2;
- break;
- case 16:
- fntable = pl110_draw_fn_16;
- dest_width = 2;
- break;
- case 24:
- fntable = pl110_draw_fn_24;
- dest_width = 3;
- break;
- case 32:
- fntable = pl110_draw_fn_32;
- dest_width = 4;
- break;
- default:
- fprintf(stderr, "syborg_fb: Bad color depth\n");
- exit(1);
- }
-
- if (s->need_int) {
- s->int_status |= FB_INT_BASE_UPDATE_DONE;
- syborg_fb_update(s);
- s->need_int = 0;
- }
-
- if (s->rgb) {
- bpp_offset = 24;
- } else {
- bpp_offset = 0;
- }
- if (s->endian) {
- bpp_offset += 8;
- }
- /* Our bpp constants mostly match the PL110/PL111 but
- * not for the 16 bit case
- */
- switch (s->bpp) {
- case BPP_SRC_16:
- bpp_offset += 6;
- break;
- default:
- bpp_offset += s->bpp;
- }
- fn = fntable[bpp_offset];
-
- if (s->pitch) {
- src_width = s->pitch;
- } else {
- src_width = s->cols;
- switch (s->bpp) {
- case BPP_SRC_1:
- src_width >>= 3;
- break;
- case BPP_SRC_2:
- src_width >>= 2;
- break;
- case BPP_SRC_4:
- src_width >>= 1;
- break;
- case BPP_SRC_8:
- break;
- case BPP_SRC_15:
- case BPP_SRC_16:
- src_width <<= 1;
- break;
- case BPP_SRC_24:
- src_width *= 3;
- break;
- case BPP_SRC_32:
- src_width <<= 2;
- break;
- }
- }
- dest_width *= s->cols;
- first = 0;
- /* TODO: Implement blanking. */
- if (!s->blank) {
- if (s->need_update && s->bpp <= BPP_SRC_8) {
- syborg_fb_update_palette(s);
- }
- framebuffer_update_display(s->ds,
- s->base, s->cols, s->rows,
- src_width, dest_width, 0,
- s->need_update,
- fn, s->palette,
- &first, &last);
- if (first >= 0) {
- dpy_update(s->ds, 0, first, s->cols, last - first + 1);
- }
-
- s->int_status |= FB_INT_VSYNC;
- syborg_fb_update(s);
- }
-
- s->need_update = 0;
-}
-
-static void syborg_fb_invalidate_display(void * opaque)
-{
- SyborgFBState *s = (SyborgFBState *)opaque;
- s->need_update = 1;
-}
-
-static uint64_t syborg_fb_read(void *opaque, target_phys_addr_t offset,
- unsigned size)
-{
- SyborgFBState *s = opaque;
-
- DPRINTF("read reg %d\n", (int)offset);
- offset &= 0xfff;
- switch (offset >> 2) {
- case FB_ID:
- return SYBORG_ID_FRAMEBUFFER;
-
- case FB_BASE:
- return s->base;
-
- case FB_HEIGHT:
- return s->rows;
-
- case FB_WIDTH:
- return s->cols;
-
- case FB_ORIENTATION:
- return 0;
-
- case FB_BLANK:
- return s->blank;
-
- case FB_INT_MASK:
- return s->int_enable;
-
- case FB_INTERRUPT_CAUSE:
- return s->int_status;
-
- case FB_BPP:
- switch (s->bpp) {
- case BPP_SRC_1: return 1;
- case BPP_SRC_2: return 2;
- case BPP_SRC_4: return 4;
- case BPP_SRC_8: return 8;
- case BPP_SRC_15: return 15;
- case BPP_SRC_16: return 16;
- case BPP_SRC_24: return 24;
- case BPP_SRC_32: return 32;
- default: return 0;
- }
-
- case FB_COLOR_ORDER:
- return s->rgb;
-
- case FB_BYTE_ORDER:
- return s->endian;
-
- case FB_PIXEL_ORDER:
- return 0;
-
- case FB_ROW_PITCH:
- return s->pitch;
-
- case FB_ENABLED:
- return s->enabled;
-
- default:
- if ((offset >> 2) >= FB_PALETTE_START
- && (offset >> 2) <= FB_PALETTE_END) {
- return s->raw_palette[(offset >> 2) - FB_PALETTE_START];
- } else {
- cpu_abort (cpu_single_env, "syborg_fb_read: Bad offset %x\n",
- (int)offset);
- }
- return 0;
- }
-}
-
-static void syborg_fb_write(void *opaque, target_phys_addr_t offset,
- uint64_t val, unsigned size)
-{
- SyborgFBState *s = opaque;
-
- DPRINTF("write reg %d = %d\n", (int)offset, val);
- s->need_update = 1;
- offset &= 0xfff;
- switch (offset >> 2) {
- case FB_BASE:
- s->base = val;
- s->need_int = 1;
- s->need_update = 1;
- syborg_fb_update(s);
- break;
-
- case FB_HEIGHT:
- s->rows = val;
- break;
-
- case FB_WIDTH:
- s->cols = val;
- break;
-
- case FB_ORIENTATION:
- /* TODO: Implement rotation. */
- break;
-
- case FB_BLANK:
- s->blank = val & 1;
- break;
-
- case FB_INT_MASK:
- s->int_enable = val;
- syborg_fb_update(s);
- break;
-
- case FB_INTERRUPT_CAUSE:
- s->int_status &= ~val;
- syborg_fb_update(s);
- break;
-
- case FB_BPP:
- switch (val) {
- case 1: val = BPP_SRC_1; break;
- case 2: val = BPP_SRC_2; break;
- case 4: val = BPP_SRC_4; break;
- case 8: val = BPP_SRC_8; break;
- /* case 15: val = BPP_SRC_15; break; */
- case 16: val = BPP_SRC_16; break;
- /* case 24: val = BPP_SRC_24; break; */
- case 32: val = BPP_SRC_32; break;
- default: val = s->bpp; break;
- }
- s->bpp = val;
- break;
-
- case FB_COLOR_ORDER:
- s->rgb = (val != 0);
- break;
-
- case FB_BYTE_ORDER:
- s->endian = (val != 0);
- break;
-
- case FB_PIXEL_ORDER:
- /* TODO: Implement this. */
- break;
-
- case FB_ROW_PITCH:
- s->pitch = val;
- break;
-
- case FB_ENABLED:
- s->enabled = val;
- break;
-
- default:
- if ((offset >> 2) >= FB_PALETTE_START
- && (offset >> 2) <= FB_PALETTE_END) {
- s->raw_palette[(offset >> 2) - FB_PALETTE_START] = val;
- } else {
- cpu_abort (cpu_single_env, "syborg_fb_write: Bad offset %x\n",
- (int)offset);
- }
- break;
- }
-}
-
-static const MemoryRegionOps syborg_fb_ops = {
- .read = syborg_fb_read,
- .write = syborg_fb_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void syborg_fb_save(QEMUFile *f, void *opaque)
-{
- SyborgFBState *s = opaque;
- int i;
-
- qemu_put_be32(f, s->need_int);
- qemu_put_be32(f, s->int_status);
- qemu_put_be32(f, s->int_enable);
- qemu_put_be32(f, s->enabled);
- qemu_put_be32(f, s->base);
- qemu_put_be32(f, s->pitch);
- qemu_put_be32(f, s->rows);
- qemu_put_be32(f, s->cols);
- qemu_put_be32(f, s->bpp);
- qemu_put_be32(f, s->rgb);
- for (i = 0; i < 256; i++) {
- qemu_put_be32(f, s->raw_palette[i]);
- }
-}
-
-static int syborg_fb_load(QEMUFile *f, void *opaque, int version_id)
-{
- SyborgFBState *s = opaque;
- int i;
-
- if (version_id != 1)
- return -EINVAL;
-
- s->need_int = qemu_get_be32(f);
- s->int_status = qemu_get_be32(f);
- s->int_enable = qemu_get_be32(f);
- s->enabled = qemu_get_be32(f);
- s->base = qemu_get_be32(f);
- s->pitch = qemu_get_be32(f);
- s->rows = qemu_get_be32(f);
- s->cols = qemu_get_be32(f);
- s->bpp = qemu_get_be32(f);
- s->rgb = qemu_get_be32(f);
- for (i = 0; i < 256; i++) {
- s->raw_palette[i] = qemu_get_be32(f);
- }
- s->need_update = 1;
-
- return 0;
-}
-
-static int syborg_fb_init(SysBusDevice *dev)
-{
- SyborgFBState *s = FROM_SYSBUS(SyborgFBState, dev);
-
- sysbus_init_irq(dev, &s->irq);
- memory_region_init_io(&s->iomem, &syborg_fb_ops, s,
- "framebuffer", 0x1000);
- sysbus_init_mmio(dev, &s->iomem);
-
- s->ds = graphic_console_init(syborg_fb_update_display,
- syborg_fb_invalidate_display,
- NULL, NULL, s);
-
- if (s->cols != 0 && s->rows != 0) {
- qemu_console_resize(s->ds, s->cols, s->rows);
- }
-
- if (!s->cols)
- s->cols = ds_get_width(s->ds);
- if (!s->rows)
- s->rows = ds_get_height(s->ds);
-
- register_savevm(&dev->qdev, "syborg_framebuffer", -1, 1,
- syborg_fb_save, syborg_fb_load, s);
- return 0;
-}
-
-static SysBusDeviceInfo syborg_fb_info = {
- .init = syborg_fb_init,
- .qdev.name = "syborg,framebuffer",
- .qdev.size = sizeof(SyborgFBState),
- .qdev.props = (Property[]) {
- DEFINE_PROP_UINT32("width", SyborgFBState, cols, 0),
- DEFINE_PROP_UINT32("height", SyborgFBState, rows, 0),
- DEFINE_PROP_END_OF_LIST(),
- }
-};
-
-static void syborg_fb_register_devices(void)
-{
- sysbus_register_withprop(&syborg_fb_info);
-}
-
-device_init(syborg_fb_register_devices)
diff --git a/hw/syborg_interrupt.c b/hw/syborg_interrupt.c
deleted file mode 100644
index 93e81c8660..0000000000
--- a/hw/syborg_interrupt.c
+++ /dev/null
@@ -1,233 +0,0 @@
-/*
- * Syborg interrupt controller.
- *
- * Copyright (c) 2008 CodeSourcery
- *
- * 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 "sysbus.h"
-#include "syborg.h"
-
-//#define DEBUG_SYBORG_INT
-
-#ifdef DEBUG_SYBORG_INT
-#define DPRINTF(fmt, ...) \
-do { printf("syborg_int: " fmt , ## __VA_ARGS__); } while (0)
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "syborg_int: error: " fmt , ## __VA_ARGS__); \
- exit(1);} while (0)
-#else
-#define DPRINTF(fmt, ...) do {} while(0)
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "syborg_int: error: " fmt , ## __VA_ARGS__);} while (0)
-#endif
-enum {
- INT_ID = 0,
- INT_STATUS = 1, /* number of pending interrupts */
- INT_CURRENT = 2, /* next interrupt to be serviced */
- INT_DISABLE_ALL = 3,
- INT_DISABLE = 4,
- INT_ENABLE = 5,
- INT_TOTAL = 6
-};
-
-typedef struct {
- unsigned level:1;
- unsigned enabled:1;
-} syborg_int_flags;
-
-typedef struct {
- SysBusDevice busdev;
- MemoryRegion iomem;
- int pending_count;
- uint32_t num_irqs;
- syborg_int_flags *flags;
- qemu_irq parent_irq;
-} SyborgIntState;
-
-static void syborg_int_update(SyborgIntState *s)
-{
- DPRINTF("pending %d\n", s->pending_count);
- qemu_set_irq(s->parent_irq, s->pending_count > 0);
-}
-
-static void syborg_int_set_irq(void *opaque, int irq, int level)
-{
- SyborgIntState *s = (SyborgIntState *)opaque;
-
- if (s->flags[irq].level == level)
- return;
-
- s->flags[irq].level = level;
- if (s->flags[irq].enabled) {
- if (level)
- s->pending_count++;
- else
- s->pending_count--;
- syborg_int_update(s);
- }
-}
-
-static uint64_t syborg_int_read(void *opaque, target_phys_addr_t offset,
- unsigned size)
-{
- SyborgIntState *s = (SyborgIntState *)opaque;
- int i;
-
- offset &= 0xfff;
- switch (offset >> 2) {
- case INT_ID:
- return SYBORG_ID_INT;
- case INT_STATUS:
- DPRINTF("read status=%d\n", s->pending_count);
- return s->pending_count;
-
- case INT_CURRENT:
- for (i = 0; i < s->num_irqs; i++) {
- if (s->flags[i].level & s->flags[i].enabled) {
- DPRINTF("read current=%d\n", i);
- return i;
- }
- }
- DPRINTF("read current=none\n");
- return 0xffffffffu;
-
- default:
- cpu_abort(cpu_single_env, "syborg_int_read: Bad offset %x\n",
- (int)offset);
- return 0;
- }
-}
-
-static void syborg_int_write(void *opaque, target_phys_addr_t offset,
- uint64_t value, unsigned size)
-{
- SyborgIntState *s = (SyborgIntState *)opaque;
- int i;
- offset &= 0xfff;
-
- DPRINTF("syborg_int_write offset=%d val=%d\n", (int)offset, (int)value);
- switch (offset >> 2) {
- case INT_DISABLE_ALL:
- s->pending_count = 0;
- for (i = 0; i < s->num_irqs; i++)
- s->flags[i].enabled = 0;
- break;
-
- case INT_DISABLE:
- if (value >= s->num_irqs)
- break;
- if (s->flags[value].enabled) {
- if (s->flags[value].enabled)
- s->pending_count--;
- s->flags[value].enabled = 0;
- }
- break;
-
- case INT_ENABLE:
- if (value >= s->num_irqs)
- break;
- if (!(s->flags[value].enabled)) {
- if(s->flags[value].level)
- s->pending_count++;
- s->flags[value].enabled = 1;
- }
- break;
-
- default:
- cpu_abort(cpu_single_env, "syborg_int_write: Bad offset %x\n",
- (int)offset);
- return;
- }
- syborg_int_update(s);
-}
-
-static const MemoryRegionOps syborg_int_ops = {
- .read = syborg_int_read,
- .write = syborg_int_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void syborg_int_save(QEMUFile *f, void *opaque)
-{
- SyborgIntState *s = (SyborgIntState *)opaque;
- int i;
-
- qemu_put_be32(f, s->num_irqs);
- qemu_put_be32(f, s->pending_count);
- for (i = 0; i < s->num_irqs; i++) {
- qemu_put_be32(f, s->flags[i].enabled
- | ((unsigned)s->flags[i].level << 1));
- }
-}
-
-static int syborg_int_load(QEMUFile *f, void *opaque, int version_id)
-{
- SyborgIntState *s = (SyborgIntState *)opaque;
- uint32_t val;
- int i;
-
- if (version_id != 1)
- return -EINVAL;
-
- val = qemu_get_be32(f);
- if (val != s->num_irqs)
- return -EINVAL;
- s->pending_count = qemu_get_be32(f);
- for (i = 0; i < s->num_irqs; i++) {
- val = qemu_get_be32(f);
- s->flags[i].enabled = val & 1;
- s->flags[i].level = (val >> 1) & 1;
- }
- return 0;
-}
-
-static int syborg_int_init(SysBusDevice *dev)
-{
- SyborgIntState *s = FROM_SYSBUS(SyborgIntState, dev);
-
- sysbus_init_irq(dev, &s->parent_irq);
- qdev_init_gpio_in(&dev->qdev, syborg_int_set_irq, s->num_irqs);
- memory_region_init_io(&s->iomem, &syborg_int_ops, s,
- "interrupt", 0x1000);
- sysbus_init_mmio(dev, &s->iomem);
- s->flags = g_malloc0(s->num_irqs * sizeof(syborg_int_flags));
-
- register_savevm(&dev->qdev, "syborg_int", -1, 1, syborg_int_save,
- syborg_int_load, s);
- return 0;
-}
-
-static SysBusDeviceInfo syborg_int_info = {
- .init = syborg_int_init,
- .qdev.name = "syborg,interrupt",
- .qdev.size = sizeof(SyborgIntState),
- .qdev.props = (Property[]) {
- DEFINE_PROP_UINT32("num-interrupts", SyborgIntState, num_irqs, 64),
- DEFINE_PROP_END_OF_LIST(),
- }
-};
-
-static void syborg_interrupt_register_devices(void)
-{
- sysbus_register_withprop(&syborg_int_info);
-}
-
-device_init(syborg_interrupt_register_devices)
diff --git a/hw/syborg_keyboard.c b/hw/syborg_keyboard.c
deleted file mode 100644
index 942a7dc800..0000000000
--- a/hw/syborg_keyboard.c
+++ /dev/null
@@ -1,215 +0,0 @@
-/*
- * Syborg keyboard controller.
- *
- * Copyright (c) 2008 CodeSourcery
- *
- * 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 "sysbus.h"
-#include "console.h"
-#include "syborg.h"
-
-//#define DEBUG_SYBORG_KEYBOARD
-
-#ifdef DEBUG_SYBORG_KEYBOARD
-#define DPRINTF(fmt, ...) \
-do { printf("syborg_keyboard: " fmt , ##args); } while (0)
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "syborg_keyboard: error: " fmt , ## __VA_ARGS__); \
- exit(1);} while (0)
-#else
-#define DPRINTF(fmt, ...) do {} while(0)
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "syborg_keyboard: error: " fmt , ## __VA_ARGS__); \
-} while (0)
-#endif
-
-enum {
- KBD_ID = 0,
- KBD_DATA = 1,
- KBD_FIFO_COUNT = 2,
- KBD_INT_ENABLE = 3,
- KBD_FIFO_SIZE = 4
-};
-
-typedef struct {
- SysBusDevice busdev;
- MemoryRegion iomem;
- uint32_t int_enabled;
- int extension_bit;
- uint32_t fifo_size;
- uint32_t *key_fifo;
- uint32_t read_pos, read_count;
- qemu_irq irq;
-} SyborgKeyboardState;
-
-static void syborg_keyboard_update(SyborgKeyboardState *s)
-{
- int level = s->read_count && s->int_enabled;
- DPRINTF("Update IRQ %d\n", level);
- qemu_set_irq(s->irq, level);
-}
-
-static uint64_t syborg_keyboard_read(void *opaque, target_phys_addr_t offset,
- unsigned size)
-{
- SyborgKeyboardState *s = (SyborgKeyboardState *)opaque;
- int c;
-
- DPRINTF("reg read %d\n", (int)offset);
- offset &= 0xfff;
- switch (offset >> 2) {
- case KBD_ID:
- return SYBORG_ID_KEYBOARD;
- case KBD_FIFO_COUNT:
- return s->read_count;
- case KBD_DATA:
- if (s->read_count == 0) {
- c = -1;
- DPRINTF("FIFO underflow\n");
- } else {
- c = s->key_fifo[s->read_pos];
- DPRINTF("FIFO read 0x%x\n", c);
- s->read_count--;
- s->read_pos++;
- if (s->read_pos == s->fifo_size)
- s->read_pos = 0;
- }
- syborg_keyboard_update(s);
- return c;
- case KBD_INT_ENABLE:
- return s->int_enabled;
- case KBD_FIFO_SIZE:
- return s->fifo_size;
- default:
- cpu_abort(cpu_single_env, "syborg_keyboard_read: Bad offset %x\n",
- (int)offset);
- return 0;
- }
-}
-
-static void syborg_keyboard_write(void *opaque, target_phys_addr_t offset,
- uint64_t value, unsigned size)
-{
- SyborgKeyboardState *s = (SyborgKeyboardState *)opaque;
-
- DPRINTF("reg write %d\n", (int)offset);
- offset &= 0xfff;
- switch (offset >> 2) {
- case KBD_INT_ENABLE:
- s->int_enabled = value;
- syborg_keyboard_update(s);
- break;
- default:
- cpu_abort(cpu_single_env, "syborg_keyboard_write: Bad offset %x\n",
- (int)offset);
- }
-}
-
-static const MemoryRegionOps syborg_keyboard_ops = {
- .read = syborg_keyboard_read,
- .write = syborg_keyboard_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void syborg_keyboard_event(void *opaque, int keycode)
-{
- SyborgKeyboardState *s = (SyborgKeyboardState *)opaque;
- int slot;
- uint32_t val;
-
- /* Strip off 0xe0 prefixes and reconstruct the full scancode. */
- if (keycode == 0xe0 && !s->extension_bit) {
- DPRINTF("Extension bit\n");
- s->extension_bit = 0x80;
- return;
- }
- val = (keycode & 0x7f) | s->extension_bit;
- if (keycode & 0x80)
- val |= 0x80000000u;
- s->extension_bit = 0;
-
- DPRINTF("FIFO push 0x%x\n", val);
- slot = s->read_pos + s->read_count;
- if (slot >= s->fifo_size)
- slot -= s->fifo_size;
-
- if (s->read_count < s->fifo_size) {
- s->read_count++;
- s->key_fifo[slot] = val;
- } else {
- fprintf(stderr, "syborg_keyboard error! FIFO overflow\n");
- }
-
- syborg_keyboard_update(s);
-}
-
-static const VMStateDescription vmstate_syborg_keyboard = {
- .name = "syborg_keyboard",
- .version_id = 1,
- .minimum_version_id = 1,
- .minimum_version_id_old = 1,
- .fields = (VMStateField[]) {
- VMSTATE_UINT32_EQUAL(fifo_size, SyborgKeyboardState),
- VMSTATE_UINT32(int_enabled, SyborgKeyboardState),
- VMSTATE_UINT32(read_pos, SyborgKeyboardState),
- VMSTATE_UINT32(read_count, SyborgKeyboardState),
- VMSTATE_VARRAY_UINT32(key_fifo, SyborgKeyboardState, fifo_size, 1,
- vmstate_info_uint32, uint32),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static int syborg_keyboard_init(SysBusDevice *dev)
-{
- SyborgKeyboardState *s = FROM_SYSBUS(SyborgKeyboardState, dev);
-
- sysbus_init_irq(dev, &s->irq);
- memory_region_init_io(&s->iomem, &syborg_keyboard_ops, s,
- "keyboard", 0x1000);
- sysbus_init_mmio(dev, &s->iomem);
- if (s->fifo_size <= 0) {
- fprintf(stderr, "syborg_keyboard: fifo too small\n");
- s->fifo_size = 16;
- }
- s->key_fifo = g_malloc0(s->fifo_size * sizeof(s->key_fifo[0]));
-
- qemu_add_kbd_event_handler(syborg_keyboard_event, s);
-
- vmstate_register(&dev->qdev, -1, &vmstate_syborg_keyboard, s);
- return 0;
-}
-
-static SysBusDeviceInfo syborg_keyboard_info = {
- .init = syborg_keyboard_init,
- .qdev.name = "syborg,keyboard",
- .qdev.size = sizeof(SyborgKeyboardState),
- .qdev.props = (Property[]) {
- DEFINE_PROP_UINT32("fifo-size", SyborgKeyboardState, fifo_size, 16),
- DEFINE_PROP_END_OF_LIST(),
- }
-};
-
-static void syborg_keyboard_register_devices(void)
-{
- sysbus_register_withprop(&syborg_keyboard_info);
-}
-
-device_init(syborg_keyboard_register_devices)
diff --git a/hw/syborg_pointer.c b/hw/syborg_pointer.c
deleted file mode 100644
index bb75fa42c8..0000000000
--- a/hw/syborg_pointer.c
+++ /dev/null
@@ -1,220 +0,0 @@
-/*
- * Syborg pointing device (mouse/touchscreen)
- *
- * Copyright (c) 2008 CodeSourcery
- *
- * 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 "sysbus.h"
-#include "console.h"
-#include "syborg.h"
-
-enum {
- POINTER_ID = 0,
- POINTER_LATCH = 1,
- POINTER_FIFO_COUNT = 2,
- POINTER_X = 3,
- POINTER_Y = 4,
- POINTER_Z = 5,
- POINTER_BUTTONS = 6,
- POINTER_INT_ENABLE = 7,
- POINTER_FIFO_SIZE = 8
-};
-
-typedef struct {
- int x, y, z, pointer_buttons;
-} event_data;
-
-typedef struct {
- SysBusDevice busdev;
- MemoryRegion iomem;
- int int_enabled;
- uint32_t fifo_size;
- event_data *event_fifo;
- int read_pos, read_count;
- qemu_irq irq;
- uint32_t absolute;
-} SyborgPointerState;
-
-static void syborg_pointer_update(SyborgPointerState *s)
-{
- qemu_set_irq(s->irq, s->read_count && s->int_enabled);
-}
-
-static uint64_t syborg_pointer_read(void *opaque, target_phys_addr_t offset,
- unsigned size)
-{
- SyborgPointerState *s = (SyborgPointerState *)opaque;
-
- offset &= 0xfff;
- switch (offset >> 2) {
- case POINTER_ID:
- return s->absolute ? SYBORG_ID_TOUCHSCREEN : SYBORG_ID_MOUSE;
- case POINTER_FIFO_COUNT:
- return s->read_count;
- case POINTER_X:
- return s->event_fifo[s->read_pos].x;
- case POINTER_Y:
- return s->event_fifo[s->read_pos].y;
- case POINTER_Z:
- return s->event_fifo[s->read_pos].z;
- case POINTER_BUTTONS:
- return s->event_fifo[s->read_pos].pointer_buttons;
- case POINTER_INT_ENABLE:
- return s->int_enabled;
- case POINTER_FIFO_SIZE:
- return s->fifo_size;
- default:
- cpu_abort(cpu_single_env, "syborg_pointer_read: Bad offset %x\n",
- (int)offset);
- return 0;
- }
-}
-
-static void syborg_pointer_write(void *opaque, target_phys_addr_t offset,
- uint64_t value, unsigned size)
-{
- SyborgPointerState *s = (SyborgPointerState *)opaque;
-
- offset &= 0xfff;
- switch (offset >> 2) {
- case POINTER_LATCH:
- if (s->read_count > 0) {
- s->read_count--;
- if (++s->read_pos == s->fifo_size)
- s->read_pos = 0;
- }
- break;
- case POINTER_INT_ENABLE:
- s->int_enabled = value;
- break;
- default:
- cpu_abort(cpu_single_env, "syborg_pointer_write: Bad offset %x\n",
- (int)offset);
- }
- syborg_pointer_update(s);
-}
-
-static const MemoryRegionOps syborg_pointer_ops = {
- .read = syborg_pointer_read,
- .write = syborg_pointer_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void syborg_pointer_event(void *opaque, int dx, int dy, int dz,
- int buttons_state)
-{
- SyborgPointerState *s = (SyborgPointerState *)opaque;
- int slot = s->read_pos + s->read_count;
-
- /* This first FIFO entry is used to store current register state. */
- if (s->read_count < s->fifo_size - 1) {
- s->read_count++;
- slot++;
- }
-
- if (slot >= s->fifo_size)
- slot -= s->fifo_size;
-
- if (s->read_count == s->fifo_size && !s->absolute) {
- /* Merge existing entries. */
- s->event_fifo[slot].x += dx;
- s->event_fifo[slot].y += dy;
- s->event_fifo[slot].z += dz;
- } else {
- s->event_fifo[slot].x = dx;
- s->event_fifo[slot].y = dy;
- s->event_fifo[slot].z = dz;
- }
- s->event_fifo[slot].pointer_buttons = buttons_state;
-
- syborg_pointer_update(s);
-}
-
-static const VMStateDescription vmstate_event_data = {
- .name = "dbma_channel",
- .version_id = 0,
- .minimum_version_id = 0,
- .minimum_version_id_old = 0,
- .fields = (VMStateField[]) {
- VMSTATE_INT32(x, event_data),
- VMSTATE_INT32(y, event_data),
- VMSTATE_INT32(z, event_data),
- VMSTATE_INT32(pointer_buttons, event_data),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static const VMStateDescription vmstate_syborg_pointer = {
- .name = "syborg_pointer",
- .version_id = 1,
- .minimum_version_id = 1,
- .minimum_version_id_old = 1,
- .fields = (VMStateField[]) {
- VMSTATE_UINT32_EQUAL(fifo_size, SyborgPointerState),
- VMSTATE_UINT32_EQUAL(absolute, SyborgPointerState),
- VMSTATE_INT32(int_enabled, SyborgPointerState),
- VMSTATE_INT32(read_pos, SyborgPointerState),
- VMSTATE_INT32(read_count, SyborgPointerState),
- VMSTATE_STRUCT_VARRAY_UINT32(event_fifo, SyborgPointerState, fifo_size,
- 1, vmstate_event_data, event_data),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static int syborg_pointer_init(SysBusDevice *dev)
-{
- SyborgPointerState *s = FROM_SYSBUS(SyborgPointerState, dev);
-
- sysbus_init_irq(dev, &s->irq);
- memory_region_init_io(&s->iomem, &syborg_pointer_ops, s,
- "pointer", 0x1000);
- sysbus_init_mmio(dev, &s->iomem);
-
- if (s->fifo_size <= 0) {
- fprintf(stderr, "syborg_pointer: fifo too small\n");
- s->fifo_size = 16;
- }
- s->event_fifo = g_malloc0(s->fifo_size * sizeof(s->event_fifo[0]));
-
- qemu_add_mouse_event_handler(syborg_pointer_event, s, s->absolute,
- "Syborg Pointer");
-
- vmstate_register(&dev->qdev, -1, &vmstate_syborg_pointer, s);
- return 0;
-}
-
-static SysBusDeviceInfo syborg_pointer_info = {
- .init = syborg_pointer_init,
- .qdev.name = "syborg,pointer",
- .qdev.size = sizeof(SyborgPointerState),
- .qdev.props = (Property[]) {
- DEFINE_PROP_UINT32("fifo-size", SyborgPointerState, fifo_size, 16),
- DEFINE_PROP_UINT32("absolute", SyborgPointerState, absolute, 1),
- DEFINE_PROP_END_OF_LIST(),
- }
-};
-
-static void syborg_pointer_register_devices(void)
-{
- sysbus_register_withprop(&syborg_pointer_info);
-}
-
-device_init(syborg_pointer_register_devices)
diff --git a/hw/syborg_rtc.c b/hw/syborg_rtc.c
deleted file mode 100644
index b5f34798b6..0000000000
--- a/hw/syborg_rtc.c
+++ /dev/null
@@ -1,134 +0,0 @@
-/*
- * Syborg RTC
- *
- * Copyright (c) 2008 CodeSourcery
- *
- * 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 "sysbus.h"
-#include "qemu-timer.h"
-#include "syborg.h"
-
-enum {
- RTC_ID = 0,
- RTC_LATCH = 1,
- RTC_DATA_LOW = 2,
- RTC_DATA_HIGH = 3
-};
-
-typedef struct {
- SysBusDevice busdev;
- MemoryRegion iomem;
- int64_t offset;
- int64_t data;
- qemu_irq irq;
-} SyborgRTCState;
-
-static uint64_t syborg_rtc_read(void *opaque, target_phys_addr_t offset,
- unsigned size)
-{
- SyborgRTCState *s = (SyborgRTCState *)opaque;
- offset &= 0xfff;
- switch (offset >> 2) {
- case RTC_ID:
- return SYBORG_ID_RTC;
- case RTC_DATA_LOW:
- return (uint32_t)s->data;
- case RTC_DATA_HIGH:
- return (uint32_t)(s->data >> 32);
- default:
- cpu_abort(cpu_single_env, "syborg_rtc_read: Bad offset %x\n",
- (int)offset);
- return 0;
- }
-}
-
-static void syborg_rtc_write(void *opaque, target_phys_addr_t offset,
- uint64_t value, unsigned size)
-{
- SyborgRTCState *s = (SyborgRTCState *)opaque;
- uint64_t now;
-
- offset &= 0xfff;
- switch (offset >> 2) {
- case RTC_LATCH:
- now = qemu_get_clock_ns(vm_clock);
- if (value >= 4) {
- s->offset = s->data - now;
- } else {
- s->data = now + s->offset;
- while (value) {
- s->data /= 1000;
- value--;
- }
- }
- break;
- case RTC_DATA_LOW:
- s->data = (s->data & ~(uint64_t)0xffffffffu) | value;
- break;
- case RTC_DATA_HIGH:
- s->data = (s->data & 0xffffffffu) | ((uint64_t)value << 32);
- break;
- default:
- cpu_abort(cpu_single_env, "syborg_rtc_write: Bad offset %x\n",
- (int)offset);
- break;
- }
-}
-
-static const MemoryRegionOps syborg_rtc_ops = {
- .read = syborg_rtc_read,
- .write = syborg_rtc_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static const VMStateDescription vmstate_syborg_rtc = {
- .name = "syborg_keyboard",
- .version_id = 1,
- .minimum_version_id = 1,
- .minimum_version_id_old = 1,
- .fields = (VMStateField[]) {
- VMSTATE_INT64(offset, SyborgRTCState),
- VMSTATE_INT64(data, SyborgRTCState),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static int syborg_rtc_init(SysBusDevice *dev)
-{
- SyborgRTCState *s = FROM_SYSBUS(SyborgRTCState, dev);
- struct tm tm;
-
- memory_region_init_io(&s->iomem, &syborg_rtc_ops, s, "rtc", 0x1000);
- sysbus_init_mmio(dev, &s->iomem);
-
- qemu_get_timedate(&tm, 0);
- s->offset = (uint64_t)mktime(&tm) * 1000000000;
-
- vmstate_register(&dev->qdev, -1, &vmstate_syborg_rtc, s);
- return 0;
-}
-
-static void syborg_rtc_register_devices(void)
-{
- sysbus_register_dev("syborg,rtc", sizeof(SyborgRTCState), syborg_rtc_init);
-}
-
-device_init(syborg_rtc_register_devices)
diff --git a/hw/syborg_serial.c b/hw/syborg_serial.c
deleted file mode 100644
index 6f339fa7a6..0000000000
--- a/hw/syborg_serial.c
+++ /dev/null
@@ -1,329 +0,0 @@
-/*
- * Syborg serial port
- *
- * Copyright (c) 2008 CodeSourcery
- *
- * 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 "sysbus.h"
-#include "qemu-char.h"
-#include "syborg.h"
-
-//#define DEBUG_SYBORG_SERIAL
-
-#ifdef DEBUG_SYBORG_SERIAL
-#define DPRINTF(fmt, ...) \
-do { printf("syborg_serial: " fmt , ##args); } while (0)
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "syborg_serial: error: " fmt , ## __VA_ARGS__); \
- exit(1);} while (0)
-#else
-#define DPRINTF(fmt, ...) do {} while(0)
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "syborg_serial: error: " fmt , ## __VA_ARGS__);} while (0)
-#endif
-
-enum {
- SERIAL_ID = 0,
- SERIAL_DATA = 1,
- SERIAL_FIFO_COUNT = 2,
- SERIAL_INT_ENABLE = 3,
- SERIAL_DMA_TX_ADDR = 4,
- SERIAL_DMA_TX_COUNT = 5, /* triggers dma */
- SERIAL_DMA_RX_ADDR = 6,
- SERIAL_DMA_RX_COUNT = 7, /* triggers dma */
- SERIAL_FIFO_SIZE = 8
-};
-
-#define SERIAL_INT_FIFO (1u << 0)
-#define SERIAL_INT_DMA_TX (1u << 1)
-#define SERIAL_INT_DMA_RX (1u << 2)
-
-typedef struct {
- SysBusDevice busdev;
- MemoryRegion iomem;
- uint32_t int_enable;
- uint32_t fifo_size;
- uint32_t *read_fifo;
- int read_pos;
- int read_count;
- CharDriverState *chr;
- qemu_irq irq;
- uint32_t dma_tx_ptr;
- uint32_t dma_rx_ptr;
- uint32_t dma_rx_size;
-} SyborgSerialState;
-
-static void syborg_serial_update(SyborgSerialState *s)
-{
- int level;
- level = 0;
- if ((s->int_enable & SERIAL_INT_FIFO) && s->read_count)
- level = 1;
- if (s->int_enable & SERIAL_INT_DMA_TX)
- level = 1;
- if ((s->int_enable & SERIAL_INT_DMA_RX) && s->dma_rx_size == 0)
- level = 1;
-
- qemu_set_irq(s->irq, level);
-}
-
-static uint32_t fifo_pop(SyborgSerialState *s)
-{
- const uint32_t c = s->read_fifo[s->read_pos];
- s->read_count--;
- s->read_pos++;
- if (s->read_pos == s->fifo_size)
- s->read_pos = 0;
-
- DPRINTF("FIFO pop %x (%d)\n", c, s->read_count);
- return c;
-}
-
-static void fifo_push(SyborgSerialState *s, uint32_t new_value)
-{
- int slot;
-
- DPRINTF("FIFO push %x (%d)\n", new_value, s->read_count);
- slot = s->read_pos + s->read_count;
- if (slot >= s->fifo_size)
- slot -= s->fifo_size;
- s->read_fifo[slot] = new_value;
- s->read_count++;
-}
-
-static void do_dma_tx(SyborgSerialState *s, uint32_t count)
-{
- unsigned char ch;
-
- if (count == 0)
- return;
-
- if (s->chr != NULL) {
- /* optimize later. Now, 1 byte per iteration */
- while (count--) {
- cpu_physical_memory_read(s->dma_tx_ptr, &ch, 1);
- qemu_chr_fe_write(s->chr, &ch, 1);
- s->dma_tx_ptr++;
- }
- } else {
- s->dma_tx_ptr += count;
- }
- /* QEMU char backends do not have a nonblocking mode, so we transmit all
- the data immediately and the interrupt status will be unchanged. */
-}
-
-/* Initiate RX DMA, and transfer data from the FIFO. */
-static void dma_rx_start(SyborgSerialState *s, uint32_t len)
-{
- uint32_t dest;
- unsigned char ch;
-
- dest = s->dma_rx_ptr;
- if (s->read_count < len) {
- s->dma_rx_size = len - s->read_count;
- len = s->read_count;
- } else {
- s->dma_rx_size = 0;
- }
-
- while (len--) {
- ch = fifo_pop(s);
- cpu_physical_memory_write(dest, &ch, 1);
- dest++;
- }
- s->dma_rx_ptr = dest;
- syborg_serial_update(s);
-}
-
-static uint64_t syborg_serial_read(void *opaque, target_phys_addr_t offset,
- unsigned size)
-{
- SyborgSerialState *s = (SyborgSerialState *)opaque;
- uint32_t c;
-
- offset &= 0xfff;
- DPRINTF("read 0x%x\n", (int)offset);
- switch(offset >> 2) {
- case SERIAL_ID:
- return SYBORG_ID_SERIAL;
- case SERIAL_DATA:
- if (s->read_count > 0)
- c = fifo_pop(s);
- else
- c = -1;
- syborg_serial_update(s);
- return c;
- case SERIAL_FIFO_COUNT:
- return s->read_count;
- case SERIAL_INT_ENABLE:
- return s->int_enable;
- case SERIAL_DMA_TX_ADDR:
- return s->dma_tx_ptr;
- case SERIAL_DMA_TX_COUNT:
- return 0;
- case SERIAL_DMA_RX_ADDR:
- return s->dma_rx_ptr;
- case SERIAL_DMA_RX_COUNT:
- return s->dma_rx_size;
- case SERIAL_FIFO_SIZE:
- return s->fifo_size;
-
- default:
- cpu_abort(cpu_single_env, "syborg_serial_read: Bad offset %x\n",
- (int)offset);
- return 0;
- }
-}
-
-static void syborg_serial_write(void *opaque, target_phys_addr_t offset,
- uint64_t value, unsigned size)
-{
- SyborgSerialState *s = (SyborgSerialState *)opaque;
- unsigned char ch;
-
- offset &= 0xfff;
- DPRINTF("Write 0x%x=0x%x\n", (int)offset, value);
- switch (offset >> 2) {
- case SERIAL_DATA:
- ch = value;
- if (s->chr)
- qemu_chr_fe_write(s->chr, &ch, 1);
- break;
- case SERIAL_INT_ENABLE:
- s->int_enable = value;
- syborg_serial_update(s);
- break;
- case SERIAL_DMA_TX_ADDR:
- s->dma_tx_ptr = value;
- break;
- case SERIAL_DMA_TX_COUNT:
- do_dma_tx(s, value);
- break;
- case SERIAL_DMA_RX_ADDR:
- /* For safety, writes to this register cancel any pending DMA. */
- s->dma_rx_size = 0;
- s->dma_rx_ptr = value;
- break;
- case SERIAL_DMA_RX_COUNT:
- dma_rx_start(s, value);
- break;
- default:
- cpu_abort(cpu_single_env, "syborg_serial_write: Bad offset %x\n",
- (int)offset);
- break;
- }
-}
-
-static int syborg_serial_can_receive(void *opaque)
-{
- SyborgSerialState *s = (SyborgSerialState *)opaque;
-
- if (s->dma_rx_size)
- return s->dma_rx_size;
- return s->fifo_size - s->read_count;
-}
-
-static void syborg_serial_receive(void *opaque, const uint8_t *buf, int size)
-{
- SyborgSerialState *s = (SyborgSerialState *)opaque;
-
- if (s->dma_rx_size) {
- /* Place it in the DMA buffer. */
- cpu_physical_memory_write(s->dma_rx_ptr, buf, size);
- s->dma_rx_size -= size;
- s->dma_rx_ptr += size;
- } else {
- while (size--)
- fifo_push(s, *buf);
- }
-
- syborg_serial_update(s);
-}
-
-static void syborg_serial_event(void *opaque, int event)
-{
- /* TODO: Report BREAK events? */
-}
-
-static const MemoryRegionOps syborg_serial_ops = {
- .read = syborg_serial_read,
- .write = syborg_serial_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static const VMStateDescription vmstate_syborg_serial = {
- .name = "syborg_serial",
- .version_id = 1,
- .minimum_version_id = 1,
- .minimum_version_id_old = 1,
- .fields = (VMStateField[]) {
- VMSTATE_UINT32_EQUAL(fifo_size, SyborgSerialState),
- VMSTATE_UINT32(int_enable, SyborgSerialState),
- VMSTATE_INT32(read_pos, SyborgSerialState),
- VMSTATE_INT32(read_count, SyborgSerialState),
- VMSTATE_UINT32(dma_tx_ptr, SyborgSerialState),
- VMSTATE_UINT32(dma_rx_ptr, SyborgSerialState),
- VMSTATE_UINT32(dma_rx_size, SyborgSerialState),
- VMSTATE_VARRAY_UINT32(read_fifo, SyborgSerialState, fifo_size, 1,
- vmstate_info_uint32, uint32),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static int syborg_serial_init(SysBusDevice *dev)
-{
- SyborgSerialState *s = FROM_SYSBUS(SyborgSerialState, dev);
-
- sysbus_init_irq(dev, &s->irq);
- memory_region_init_io(&s->iomem, &syborg_serial_ops, s,
- "serial", 0x1000);
- sysbus_init_mmio(dev, &s->iomem);
- s->chr = qdev_init_chardev(&dev->qdev);
- if (s->chr) {
- qemu_chr_add_handlers(s->chr, syborg_serial_can_receive,
- syborg_serial_receive, syborg_serial_event, s);
- }
- if (s->fifo_size <= 0) {
- fprintf(stderr, "syborg_serial: fifo too small\n");
- s->fifo_size = 16;
- }
- s->read_fifo = g_malloc0(s->fifo_size * sizeof(s->read_fifo[0]));
-
- return 0;
-}
-
-static SysBusDeviceInfo syborg_serial_info = {
- .init = syborg_serial_init,
- .qdev.name = "syborg,serial",
- .qdev.size = sizeof(SyborgSerialState),
- .qdev.vmsd = &vmstate_syborg_serial,
- .qdev.props = (Property[]) {
- DEFINE_PROP_UINT32("fifo-size", SyborgSerialState, fifo_size, 16),
- DEFINE_PROP_END_OF_LIST(),
- }
-};
-
-static void syborg_serial_register_devices(void)
-{
- sysbus_register_withprop(&syborg_serial_info);
-}
-
-device_init(syborg_serial_register_devices)
diff --git a/hw/syborg_timer.c b/hw/syborg_timer.c
deleted file mode 100644
index 1498f01a62..0000000000
--- a/hw/syborg_timer.c
+++ /dev/null
@@ -1,224 +0,0 @@
-/*
- * Syborg Interval Timer.
- *
- * Copyright (c) 2008 CodeSourcery
- *
- * 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 "sysbus.h"
-#include "qemu-timer.h"
-#include "syborg.h"
-
-//#define DEBUG_SYBORG_TIMER
-
-#ifdef DEBUG_SYBORG_TIMER
-#define DPRINTF(fmt, ...) \
-do { printf("syborg_timer: " fmt , ##args); } while (0)
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "syborg_timer: error: " fmt , ## __VA_ARGS__); \
- exit(1);} while (0)
-#else
-#define DPRINTF(fmt, ...) do {} while(0)
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "syborg_timer: error: " fmt , ## __VA_ARGS__);} while (0)
-#endif
-
-enum {
- TIMER_ID = 0,
- TIMER_RUNNING = 1,
- TIMER_ONESHOT = 2,
- TIMER_LIMIT = 3,
- TIMER_VALUE = 4,
- TIMER_INT_ENABLE = 5,
- TIMER_INT_STATUS = 6,
- TIMER_FREQ = 7
-};
-
-typedef struct {
- SysBusDevice busdev;
- MemoryRegion iomem;
- ptimer_state *timer;
- int running;
- int oneshot;
- uint32_t limit;
- uint32_t freq;
- uint32_t int_level;
- uint32_t int_enabled;
- qemu_irq irq;
-} SyborgTimerState;
-
-static void syborg_timer_update(SyborgTimerState *s)
-{
- /* Update interrupt. */
- if (s->int_level && s->int_enabled) {
- qemu_irq_raise(s->irq);
- } else {
- qemu_irq_lower(s->irq);
- }
-}
-
-static void syborg_timer_tick(void *opaque)
-{
- SyborgTimerState *s = (SyborgTimerState *)opaque;
- //DPRINTF("Timer Tick\n");
- s->int_level = 1;
- if (s->oneshot)
- s->running = 0;
- syborg_timer_update(s);
-}
-
-static uint64_t syborg_timer_read(void *opaque, target_phys_addr_t offset,
- unsigned size)
-{
- SyborgTimerState *s = (SyborgTimerState *)opaque;
-
- DPRINTF("Reg read %d\n", (int)offset);
- offset &= 0xfff;
- switch (offset >> 2) {
- case TIMER_ID:
- return SYBORG_ID_TIMER;
- case TIMER_RUNNING:
- return s->running;
- case TIMER_ONESHOT:
- return s->oneshot;
- case TIMER_LIMIT:
- return s->limit;
- case TIMER_VALUE:
- return ptimer_get_count(s->timer);
- case TIMER_INT_ENABLE:
- return s->int_enabled;
- case TIMER_INT_STATUS:
- return s->int_level;
- case TIMER_FREQ:
- return s->freq;
- default:
- cpu_abort(cpu_single_env, "syborg_timer_read: Bad offset %x\n",
- (int)offset);
- return 0;
- }
-}
-
-static void syborg_timer_write(void *opaque, target_phys_addr_t offset,
- uint64_t value, unsigned size)
-{
- SyborgTimerState *s = (SyborgTimerState *)opaque;
-
- DPRINTF("Reg write %d\n", (int)offset);
- offset &= 0xfff;
- switch (offset >> 2) {
- case TIMER_RUNNING:
- if (value == s->running)
- break;
- s->running = value;
- if (value) {
- ptimer_run(s->timer, s->oneshot);
- } else {
- ptimer_stop(s->timer);
- }
- break;
- case TIMER_ONESHOT:
- if (s->running) {
- ptimer_stop(s->timer);
- }
- s->oneshot = value;
- if (s->running) {
- ptimer_run(s->timer, s->oneshot);
- }
- break;
- case TIMER_LIMIT:
- s->limit = value;
- ptimer_set_limit(s->timer, value, 1);
- break;
- case TIMER_VALUE:
- ptimer_set_count(s->timer, value);
- break;
- case TIMER_INT_ENABLE:
- s->int_enabled = value;
- syborg_timer_update(s);
- break;
- case TIMER_INT_STATUS:
- s->int_level &= ~value;
- syborg_timer_update(s);
- break;
- default:
- cpu_abort(cpu_single_env, "syborg_timer_write: Bad offset %x\n",
- (int)offset);
- break;
- }
-}
-
-static const MemoryRegionOps syborg_timer_ops = {
- .read = syborg_timer_read,
- .write = syborg_timer_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static const VMStateDescription vmstate_syborg_timer = {
- .name = "syborg_timer",
- .version_id = 1,
- .minimum_version_id = 1,
- .minimum_version_id_old = 1,
- .fields = (VMStateField[]) {
- VMSTATE_INT32(running, SyborgTimerState),
- VMSTATE_INT32(oneshot, SyborgTimerState),
- VMSTATE_UINT32(limit, SyborgTimerState),
- VMSTATE_UINT32(int_level, SyborgTimerState),
- VMSTATE_UINT32(int_enabled, SyborgTimerState),
- VMSTATE_PTIMER(timer, SyborgTimerState),
- VMSTATE_END_OF_LIST()
- }
-};
-
-static int syborg_timer_init(SysBusDevice *dev)
-{
- SyborgTimerState *s = FROM_SYSBUS(SyborgTimerState, dev);
- QEMUBH *bh;
-
- if (s->freq == 0) {
- fprintf(stderr, "syborg_timer: Zero/unset frequency\n");
- exit(1);
- }
- sysbus_init_irq(dev, &s->irq);
- memory_region_init_io(&s->iomem, &syborg_timer_ops, s, "timer", 0x1000);
- sysbus_init_mmio(dev, &s->iomem);
-
- bh = qemu_bh_new(syborg_timer_tick, s);
- s->timer = ptimer_init(bh);
- ptimer_set_freq(s->timer, s->freq);
- vmstate_register(&dev->qdev, -1, &vmstate_syborg_timer, s);
- return 0;
-}
-
-static SysBusDeviceInfo syborg_timer_info = {
- .init = syborg_timer_init,
- .qdev.name = "syborg,timer",
- .qdev.size = sizeof(SyborgTimerState),
- .qdev.props = (Property[]) {
- DEFINE_PROP_UINT32("frequency",SyborgTimerState, freq, 0),
- DEFINE_PROP_END_OF_LIST(),
- }
-};
-
-static void syborg_timer_register_devices(void)
-{
- sysbus_register_withprop(&syborg_timer_info);
-}
-
-device_init(syborg_timer_register_devices)
diff --git a/hw/syborg_virtio.c b/hw/syborg_virtio.c
deleted file mode 100644
index 96a0ee651f..0000000000
--- a/hw/syborg_virtio.c
+++ /dev/null
@@ -1,307 +0,0 @@
-/*
- * Virtio Syborg bindings
- *
- * Copyright (c) 2009 CodeSourcery
- *
- * 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 "syborg.h"
-#include "sysbus.h"
-#include "virtio.h"
-#include "virtio-net.h"
-
-//#define DEBUG_SYBORG_VIRTIO
-
-#ifdef DEBUG_SYBORG_VIRTIO
-#define DPRINTF(fmt, ...) \
-do { printf("syborg_virtio: " fmt , ## __VA_ARGS__); } while (0)
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "syborg_virtio: error: " fmt , ## __VA_ARGS__); \
- exit(1);} while (0)
-#else
-#define DPRINTF(fmt, ...) do {} while(0)
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "syborg_virtio: error: " fmt , ## __VA_ARGS__);} while (0)
-#endif
-
-enum {
- SYBORG_VIRTIO_ID = 0,
- SYBORG_VIRTIO_DEVTYPE = 1,
- SYBORG_VIRTIO_HOST_FEATURES = 2,
- SYBORG_VIRTIO_GUEST_FEATURES = 3,
- SYBORG_VIRTIO_QUEUE_BASE = 4,
- SYBORG_VIRTIO_QUEUE_NUM = 5,
- SYBORG_VIRTIO_QUEUE_SEL = 6,
- SYBORG_VIRTIO_QUEUE_NOTIFY = 7,
- SYBORG_VIRTIO_STATUS = 8,
- SYBORG_VIRTIO_INT_ENABLE = 9,
- SYBORG_VIRTIO_INT_STATUS = 10
-};
-
-#define SYBORG_VIRTIO_CONFIG 0x100
-
-/* Device independent interface. */
-
-typedef struct {
- SysBusDevice busdev;
- VirtIODevice *vdev;
- MemoryRegion iomem;
- qemu_irq irq;
- uint32_t int_enable;
- uint32_t id;
- NICConf nic;
- uint32_t host_features;
- virtio_net_conf net;
-} SyborgVirtIOProxy;
-
-static uint32_t syborg_virtio_readl(void *opaque, target_phys_addr_t offset)
-{
- SyborgVirtIOProxy *s = opaque;
- VirtIODevice *vdev = s->vdev;
- uint32_t ret;
-
- DPRINTF("readl 0x%x\n", (int)offset);
- if (offset >= SYBORG_VIRTIO_CONFIG) {
- return virtio_config_readl(vdev, offset - SYBORG_VIRTIO_CONFIG);
- }
- switch(offset >> 2) {
- case SYBORG_VIRTIO_ID:
- ret = SYBORG_ID_VIRTIO;
- break;
- case SYBORG_VIRTIO_DEVTYPE:
- ret = s->id;
- break;
- case SYBORG_VIRTIO_HOST_FEATURES:
- ret = s->host_features;
- break;
- case SYBORG_VIRTIO_GUEST_FEATURES:
- ret = vdev->guest_features;
- break;
- case SYBORG_VIRTIO_QUEUE_BASE:
- ret = virtio_queue_get_addr(vdev, vdev->queue_sel);
- break;
- case SYBORG_VIRTIO_QUEUE_NUM:
- ret = virtio_queue_get_num(vdev, vdev->queue_sel);
- break;
- case SYBORG_VIRTIO_QUEUE_SEL:
- ret = vdev->queue_sel;
- break;
- case SYBORG_VIRTIO_STATUS:
- ret = vdev->status;
- break;
- case SYBORG_VIRTIO_INT_ENABLE:
- ret = s->int_enable;
- break;
- case SYBORG_VIRTIO_INT_STATUS:
- ret = vdev->isr;
- break;
- default:
- BADF("Bad read offset 0x%x\n", (int)offset);
- return 0;
- }
- return ret;
-}
-
-static void syborg_virtio_writel(void *opaque, target_phys_addr_t offset,
- uint32_t value)
-{
- SyborgVirtIOProxy *s = opaque;
- VirtIODevice *vdev = s->vdev;
-
- DPRINTF("writel 0x%x = 0x%x\n", (int)offset, value);
- if (offset >= SYBORG_VIRTIO_CONFIG) {
- return virtio_config_writel(vdev, offset - SYBORG_VIRTIO_CONFIG,
- value);
- }
- switch (offset >> 2) {
- case SYBORG_VIRTIO_GUEST_FEATURES:
- virtio_set_features(vdev, value);
- break;
- case SYBORG_VIRTIO_QUEUE_BASE:
- if (value == 0)
- virtio_reset(vdev);
- else
- virtio_queue_set_addr(vdev, vdev->queue_sel, value);
- break;
- case SYBORG_VIRTIO_QUEUE_SEL:
- if (value < VIRTIO_PCI_QUEUE_MAX)
- vdev->queue_sel = value;
- break;
- case SYBORG_VIRTIO_QUEUE_NOTIFY:
- if (value < VIRTIO_PCI_QUEUE_MAX) {
- virtio_queue_notify(vdev, value);
- }
- break;
- case SYBORG_VIRTIO_STATUS:
- virtio_set_status(vdev, value & 0xFF);
- if (vdev->status == 0)
- virtio_reset(vdev);
- break;
- case SYBORG_VIRTIO_INT_ENABLE:
- s->int_enable = value;
- virtio_update_irq(vdev);
- break;
- case SYBORG_VIRTIO_INT_STATUS:
- vdev->isr &= ~value;
- virtio_update_irq(vdev);
- break;
- default:
- BADF("Bad write offset 0x%x\n", (int)offset);
- break;
- }
-}
-
-static uint32_t syborg_virtio_readw(void *opaque, target_phys_addr_t offset)
-{
- SyborgVirtIOProxy *s = opaque;
- VirtIODevice *vdev = s->vdev;
-
- DPRINTF("readw 0x%x\n", (int)offset);
- if (offset >= SYBORG_VIRTIO_CONFIG) {
- return virtio_config_readw(vdev, offset - SYBORG_VIRTIO_CONFIG);
- }
- BADF("Bad halfword read offset 0x%x\n", (int)offset);
- return -1;
-}
-
-static void syborg_virtio_writew(void *opaque, target_phys_addr_t offset,
- uint32_t value)
-{
- SyborgVirtIOProxy *s = opaque;
- VirtIODevice *vdev = s->vdev;
-
- DPRINTF("writew 0x%x = 0x%x\n", (int)offset, value);
- if (offset >= SYBORG_VIRTIO_CONFIG) {
- return virtio_config_writew(vdev, offset - SYBORG_VIRTIO_CONFIG,
- value);
- }
- BADF("Bad halfword write offset 0x%x\n", (int)offset);
-}
-
-static uint32_t syborg_virtio_readb(void *opaque, target_phys_addr_t offset)
-{
- SyborgVirtIOProxy *s = opaque;
- VirtIODevice *vdev = s->vdev;
-
- DPRINTF("readb 0x%x\n", (int)offset);
- if (offset >= SYBORG_VIRTIO_CONFIG) {
- return virtio_config_readb(vdev, offset - SYBORG_VIRTIO_CONFIG);
- }
- BADF("Bad byte read offset 0x%x\n", (int)offset);
- return -1;
-}
-
-static void syborg_virtio_writeb(void *opaque, target_phys_addr_t offset,
- uint32_t value)
-{
- SyborgVirtIOProxy *s = opaque;
- VirtIODevice *vdev = s->vdev;
-
- DPRINTF("writeb 0x%x = 0x%x\n", (int)offset, value);
- if (offset >= SYBORG_VIRTIO_CONFIG) {
- return virtio_config_writeb(vdev, offset - SYBORG_VIRTIO_CONFIG,
- value);
- }
- BADF("Bad byte write offset 0x%x\n", (int)offset);
-}
-
-static const MemoryRegionOps syborg_virtio_ops = {
- .old_mmio = {
- .read = { syborg_virtio_readb, syborg_virtio_readw, syborg_virtio_readl },
- .write = { syborg_virtio_writeb, syborg_virtio_writew, syborg_virtio_writel },
- },
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void syborg_virtio_update_irq(void *opaque, uint16_t vector)
-{
- SyborgVirtIOProxy *proxy = opaque;
- int level;
-
- level = proxy->int_enable & proxy->vdev->isr;
- DPRINTF("IRQ %d\n", level);
- qemu_set_irq(proxy->irq, level != 0);
-}
-
-static unsigned syborg_virtio_get_features(void *opaque)
-{
- SyborgVirtIOProxy *proxy = opaque;
- return proxy->host_features;
-}
-
-static VirtIOBindings syborg_virtio_bindings = {
- .notify = syborg_virtio_update_irq,
- .get_features = syborg_virtio_get_features,
-};
-
-static int syborg_virtio_init(SyborgVirtIOProxy *proxy, VirtIODevice *vdev)
-{
- proxy->vdev = vdev;
-
- /* Don't support multiple vectors */
- proxy->vdev->nvectors = 0;
- sysbus_init_irq(&proxy->busdev, &proxy->irq);
- memory_region_init_io(&proxy->iomem, &syborg_virtio_ops, proxy,
- "virtio", 0x1000);
- sysbus_init_mmio(&proxy->busdev, &proxy->iomem);
-
- proxy->id = ((uint32_t)0x1af4 << 16) | vdev->device_id;
-
- qemu_register_reset(virtio_reset, vdev);
-
- virtio_bind_device(vdev, &syborg_virtio_bindings, proxy);
- proxy->host_features |= (0x1 << VIRTIO_F_NOTIFY_ON_EMPTY);
- proxy->host_features = vdev->get_features(vdev, proxy->host_features);
- return 0;
-}
-
-/* Device specific bindings. */
-
-static int syborg_virtio_net_init(SysBusDevice *dev)
-{
- VirtIODevice *vdev;
- SyborgVirtIOProxy *proxy = FROM_SYSBUS(SyborgVirtIOProxy, dev);
-
- vdev = virtio_net_init(&dev->qdev, &proxy->nic, &proxy->net);
- return syborg_virtio_init(proxy, vdev);
-}
-
-static SysBusDeviceInfo syborg_virtio_net_info = {
- .init = syborg_virtio_net_init,
- .qdev.name = "syborg,virtio-net",
- .qdev.size = sizeof(SyborgVirtIOProxy),
- .qdev.props = (Property[]) {
- DEFINE_NIC_PROPERTIES(SyborgVirtIOProxy, nic),
- DEFINE_VIRTIO_NET_FEATURES(SyborgVirtIOProxy, host_features),
- DEFINE_PROP_UINT32("x-txtimer", SyborgVirtIOProxy,
- net.txtimer, TX_TIMER_INTERVAL),
- DEFINE_PROP_INT32("x-txburst", SyborgVirtIOProxy,
- net.txburst, TX_BURST),
- DEFINE_PROP_STRING("tx", SyborgVirtIOProxy, net.tx),
- DEFINE_PROP_END_OF_LIST(),
- }
-};
-
-static void syborg_virtio_register_devices(void)
-{
- sysbus_register_withprop(&syborg_virtio_net_info);
-}
-
-device_init(syborg_virtio_register_devices)
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 17:32:49 +0000