#include "hw.h"
#include "mips.h"
+#include "mips_cpudevs.h"
#include "pc.h"
#include "isa.h"
#include "fdc.h"
#include "sysemu.h"
-#include "audio/audio.h"
+#include "arch_init.h"
#include "boards.h"
#include "net.h"
-#include "scsi.h"
-
-#ifdef TARGET_WORDS_BIGENDIAN
-#define BIOS_FILENAME "mips_bios.bin"
-#else
-#define BIOS_FILENAME "mipsel_bios.bin"
-#endif
+#include "esp.h"
+#include "mips-bios.h"
+#include "loader.h"
+#include "mc146818rtc.h"
+#include "blockdev.h"
+#include "sysbus.h"
enum jazz_model_e
{
static uint32_t rtc_readb(void *opaque, target_phys_addr_t addr)
{
- CPUState *env = opaque;
- return cpu_inw(env, 0x71);
+ return cpu_inw(0x71);
}
static void rtc_writeb(void *opaque, target_phys_addr_t addr, uint32_t val)
{
- CPUState *env = opaque;
- cpu_outw(env, 0x71, val & 0xff);
+ cpu_outw(0x71, val & 0xff);
}
-static CPUReadMemoryFunc *rtc_read[3] = {
+static CPUReadMemoryFunc * const rtc_read[3] = {
rtc_readb,
rtc_readb,
rtc_readb,
};
-static CPUWriteMemoryFunc *rtc_write[3] = {
+static CPUWriteMemoryFunc * const rtc_write[3] = {
rtc_writeb,
rtc_writeb,
rtc_writeb,
};
-#ifdef HAS_AUDIO
-static void audio_init(qemu_irq *pic)
+static void dma_dummy_writeb(void *opaque, target_phys_addr_t addr, uint32_t val)
{
- struct soundhw *c;
- int audio_enabled = 0;
-
- for (c = soundhw; !audio_enabled && c->name; ++c) {
- audio_enabled = c->enabled;
- }
-
- if (audio_enabled) {
- AudioState *s;
-
- s = AUD_init();
- if (s) {
- for (c = soundhw; c->name; ++c) {
- if (c->enabled) {
- if (c->isa) {
- c->init.init_isa(s, pic);
- }
- }
- }
- }
- }
+ /* Nothing to do. That is only to ensure that
+ * the current DMA acknowledge cycle is completed. */
}
-#endif
-void espdma_memory_read(void *opaque, uint8_t *buf, int len)
-{
- printf("espdma_memory_read(buf %p, len %d) not implemented\n", buf, len);
-}
+static CPUReadMemoryFunc * const dma_dummy_read[3] = {
+ NULL,
+ NULL,
+ NULL,
+};
-void espdma_memory_write(void *opaque, uint8_t *buf, int len)
-{
- printf("espdma_memory_write(buf %p, len %d) not implemented\n", buf, len);
-}
+static CPUWriteMemoryFunc * const dma_dummy_write[3] = {
+ dma_dummy_writeb,
+ dma_dummy_writeb,
+ dma_dummy_writeb,
+};
#define MAGNUM_BIOS_SIZE_MAX 0x7e000
#define MAGNUM_BIOS_SIZE (BIOS_SIZE < MAGNUM_BIOS_SIZE_MAX ? BIOS_SIZE : MAGNUM_BIOS_SIZE_MAX)
+static void cpu_request_exit(void *opaque, int irq, int level)
+{
+ CPUState *env = cpu_single_env;
+
+ if (env && level) {
+ cpu_exit(env);
+ }
+}
+
static
-void mips_jazz_init (ram_addr_t ram_size, int vga_ram_size,
- DisplayState *ds, const char *cpu_model,
+void mips_jazz_init (ram_addr_t ram_size,
+ const char *cpu_model,
enum jazz_model_e jazz_model)
{
- char buf[1024];
- unsigned long bios_offset;
+ char *filename;
int bios_size, n;
CPUState *env;
qemu_irq *rc4030, *i8259;
- void *scsi_hba;
- int hd;
- int s_rtc;
- PITState *pit;
- BlockDriverState *fds[MAX_FD];
- qemu_irq esp_reset;
+ rc4030_dma *dmas;
+ void* rc4030_opaque;
+ int s_rtc, s_dma_dummy;
+ NICInfo *nd;
+ DeviceState *dev;
+ SysBusDevice *sysbus;
+ ISADevice *pit;
+ DriveInfo *fds[MAX_FD];
+ qemu_irq esp_reset, dma_enable;
+ qemu_irq *cpu_exit_irq;
+ ram_addr_t ram_offset;
+ ram_addr_t bios_offset;
/* init CPUs */
if (cpu_model == NULL) {
fprintf(stderr, "Unable to find CPU definition\n");
exit(1);
}
- register_savevm("cpu", 0, 3, cpu_save, cpu_load, env);
qemu_register_reset(main_cpu_reset, env);
/* allocate RAM */
- cpu_register_physical_memory(0, ram_size, IO_MEM_RAM);
+ ram_offset = qemu_ram_alloc(NULL, "mips_jazz.ram", ram_size);
+ cpu_register_physical_memory(0, ram_size, ram_offset | IO_MEM_RAM);
+
+ bios_offset = qemu_ram_alloc(NULL, "mips_jazz.bios", MAGNUM_BIOS_SIZE);
+ cpu_register_physical_memory(0x1fc00000LL,
+ MAGNUM_BIOS_SIZE, bios_offset | IO_MEM_ROM);
+ cpu_register_physical_memory(0xfff00000LL,
+ MAGNUM_BIOS_SIZE, bios_offset | IO_MEM_ROM);
/* load the BIOS image. */
- bios_offset = ram_size + vga_ram_size;
- snprintf(buf, sizeof(buf), "%s/%s", bios_dir, BIOS_FILENAME);
- bios_size = load_image(buf, phys_ram_base + bios_offset);
+ if (bios_name == NULL)
+ bios_name = BIOS_FILENAME;
+ filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
+ if (filename) {
+ bios_size = load_image_targphys(filename, 0xfff00000LL,
+ MAGNUM_BIOS_SIZE);
+ qemu_free(filename);
+ } else {
+ bios_size = -1;
+ }
if (bios_size < 0 || bios_size > MAGNUM_BIOS_SIZE) {
fprintf(stderr, "qemu: Could not load MIPS bios '%s'\n",
- buf);
+ bios_name);
exit(1);
}
- cpu_register_physical_memory(0x1fc00000LL,
- MAGNUM_BIOS_SIZE, bios_offset | IO_MEM_ROM);
- cpu_register_physical_memory(0xfff00000LL,
- MAGNUM_BIOS_SIZE, bios_offset | IO_MEM_ROM);
-
/* Init CPU internal devices */
cpu_mips_irq_init_cpu(env);
cpu_mips_clock_init(env);
/* Chipset */
- rc4030 = rc4030_init(env->irq[6], env->irq[3]);
+ rc4030_opaque = rc4030_init(env->irq[6], env->irq[3], &rc4030, &dmas);
+ s_dma_dummy = cpu_register_io_memory(dma_dummy_read, dma_dummy_write, NULL,
+ DEVICE_NATIVE_ENDIAN);
+ cpu_register_physical_memory(0x8000d000, 0x00001000, s_dma_dummy);
/* ISA devices */
i8259 = i8259_init(env->irq[4]);
- pit = pit_init(0x40, i8259[0]);
+ isa_bus_new(NULL);
+ isa_bus_irqs(i8259);
+ cpu_exit_irq = qemu_allocate_irqs(cpu_request_exit, NULL, 1);
+ DMA_init(0, cpu_exit_irq);
+ pit = pit_init(0x40, 0);
pcspk_init(pit);
/* ISA IO space at 0x90000000 */
/* Video card */
switch (jazz_model) {
case JAZZ_MAGNUM:
- g364fb_mm_init(ds, vga_ram_size, 0, 0x40000000, 0x60000000);
+ g364fb_mm_init(0x40000000, 0x60000000, 0, rc4030[3]);
break;
case JAZZ_PICA61:
- isa_vga_mm_init(ds, phys_ram_base + ram_size, ram_size, vga_ram_size,
- 0x40000000, 0x60000000, 0);
+ isa_vga_mm_init(0x40000000, 0x60000000, 0);
break;
default:
break;
}
/* Network controller */
- /* FIXME: missing NS SONIC DP83932 */
-
- /* SCSI adapter */
- scsi_hba = esp_init(0x80002000, 0,
- espdma_memory_read, espdma_memory_write, NULL,
- rc4030[5], &esp_reset);
- for (n = 0; n < ESP_MAX_DEVS; n++) {
- hd = drive_get_index(IF_SCSI, 0, n);
- if (hd != -1) {
- esp_scsi_attach(scsi_hba, drives_table[hd].bdrv, n);
+ for (n = 0; n < nb_nics; n++) {
+ nd = &nd_table[n];
+ if (!nd->model)
+ nd->model = qemu_strdup("dp83932");
+ if (strcmp(nd->model, "dp83932") == 0) {
+ dp83932_init(nd, 0x80001000, 2, rc4030[4],
+ rc4030_opaque, rc4030_dma_memory_rw);
+ break;
+ } else if (strcmp(nd->model, "?") == 0) {
+ fprintf(stderr, "qemu: Supported NICs: dp83932\n");
+ exit(1);
+ } else {
+ fprintf(stderr, "qemu: Unsupported NIC: %s\n", nd->model);
+ exit(1);
}
}
+ /* SCSI adapter */
+ esp_init(0x80002000, 0,
+ rc4030_dma_read, rc4030_dma_write, dmas[0],
+ rc4030[5], &esp_reset, &dma_enable);
+
/* Floppy */
if (drive_get_max_bus(IF_FLOPPY) >= MAX_FD) {
fprintf(stderr, "qemu: too many floppy drives\n");
exit(1);
}
for (n = 0; n < MAX_FD; n++) {
- int fd = drive_get_index(IF_FLOPPY, 0, n);
- if (fd != -1)
- fds[n] = drives_table[fd].bdrv;
- else
- fds[n] = NULL;
+ fds[n] = drive_get(IF_FLOPPY, 0, n);
}
- fdctrl_init(rc4030[1], 0, 1, 0x80003000, fds);
+ fdctrl_init_sysbus(rc4030[1], 0, 0x80003000, fds);
/* Real time clock */
- rtc_init(0x70, i8259[8]);
- s_rtc = cpu_register_io_memory(0, rtc_read, rtc_write, env);
+ rtc_init(1980, NULL);
+ s_rtc = cpu_register_io_memory(rtc_read, rtc_write, NULL,
+ DEVICE_NATIVE_ENDIAN);
cpu_register_physical_memory(0x80004000, 0x00001000, s_rtc);
/* Keyboard (i8042) */
- i8042_mm_init(rc4030[6], rc4030[7], 0x80005000, 0);
+ i8042_mm_init(rc4030[6], rc4030[7], 0x80005000, 0x1000, 0x1);
/* Serial ports */
- if (serial_hds[0])
- serial_mm_init(0x80006000, 0, rc4030[8], serial_hds[0], 1);
- if (serial_hds[1])
- serial_mm_init(0x80007000, 0, rc4030[9], serial_hds[1], 1);
+ if (serial_hds[0]) {
+#ifdef TARGET_WORDS_BIGENDIAN
+ serial_mm_init(0x80006000, 0, rc4030[8], 8000000/16, serial_hds[0], 1, 1);
+#else
+ serial_mm_init(0x80006000, 0, rc4030[8], 8000000/16, serial_hds[0], 1, 0);
+#endif
+ }
+ if (serial_hds[1]) {
+#ifdef TARGET_WORDS_BIGENDIAN
+ serial_mm_init(0x80007000, 0, rc4030[9], 8000000/16, serial_hds[1], 1, 1);
+#else
+ serial_mm_init(0x80007000, 0, rc4030[9], 8000000/16, serial_hds[1], 1, 0);
+#endif
+ }
/* Parallel port */
if (parallel_hds[0])
/* Sound card */
/* FIXME: missing Jazz sound at 0x8000c000, rc4030[2] */
-#ifdef HAS_AUDIO
- audio_init(i8259);
-#endif
+ audio_init(i8259, NULL);
- /* NVRAM: Unprotected at 0x9000, Protected at 0xa000, Read only at 0xb000 */
- ds1225y_init(0x80009000, "nvram");
+ /* NVRAM */
+ dev = qdev_create(NULL, "ds1225y");
+ qdev_init_nofail(dev);
+ sysbus = sysbus_from_qdev(dev);
+ sysbus_mmio_map(sysbus, 0, 0x80009000);
/* LED indicator */
- jazz_led_init(ds, 0x8000f000);
+ jazz_led_init(0x8000f000);
}
static
-void mips_magnum_init (ram_addr_t ram_size, int vga_ram_size,
- const char *boot_device, DisplayState *ds,
+void mips_magnum_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)
{
- mips_jazz_init(ram_size, vga_ram_size, ds, cpu_model, JAZZ_MAGNUM);
+ mips_jazz_init(ram_size, cpu_model, JAZZ_MAGNUM);
}
static
-void mips_pica61_init (ram_addr_t ram_size, int vga_ram_size,
- const char *boot_device, DisplayState *ds,
+void mips_pica61_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)
{
- mips_jazz_init(ram_size, vga_ram_size, ds, cpu_model, JAZZ_PICA61);
+ mips_jazz_init(ram_size, cpu_model, JAZZ_PICA61);
}
-QEMUMachine mips_magnum_machine = {
- "magnum",
- "MIPS Magnum",
- mips_magnum_init,
- MAGNUM_BIOS_SIZE + VGA_RAM_SIZE,
+static QEMUMachine mips_magnum_machine = {
+ .name = "magnum",
+ .desc = "MIPS Magnum",
+ .init = mips_magnum_init,
+ .use_scsi = 1,
};
-QEMUMachine mips_pica61_machine = {
- "pica61",
- "Acer Pica 61",
- mips_pica61_init,
- MAGNUM_BIOS_SIZE + VGA_RAM_SIZE,
+static QEMUMachine mips_pica61_machine = {
+ .name = "pica61",
+ .desc = "Acer Pica 61",
+ .init = mips_pica61_init,
+ .use_scsi = 1,
};
+
+static void mips_jazz_machine_init(void)
+{
+ qemu_register_machine(&mips_magnum_machine);
+ qemu_register_machine(&mips_pica61_machine);
+}
+
+machine_init(mips_jazz_machine_init);
projects / qemu.git / blobdiff