*/
#include "vl.h"
+/*
+ * Sun4m architecture was used in the following machines:
+ *
+ * SPARCserver 6xxMP/xx
+ * SPARCclassic (SPARCclassic Server)(SPARCstation LC) (4/15), SPARCclassic X (4/10)
+ * SPARCstation LX/ZX (4/30)
+ * SPARCstation Voyager
+ * SPARCstation 10/xx, SPARCserver 10/xx
+ * SPARCstation 5, SPARCserver 5
+ * SPARCstation 20/xx, SPARCserver 20
+ * SPARCstation 4
+ *
+ * See for example: http://www.sunhelp.org/faq/sunref1.html
+ */
+
#define KERNEL_LOAD_ADDR 0x00004000
#define CMDLINE_ADDR 0x007ff000
#define INITRD_LOAD_ADDR 0x00800000
#define PROM_SIZE_MAX (256 * 1024)
#define PROM_ADDR 0xffd00000
#define PROM_FILENAME "openbios-sparc32"
-#define PHYS_JJ_EEPROM 0x71200000 /* m48t08 */
-#define PHYS_JJ_IDPROM_OFF 0x1FD8
-#define PHYS_JJ_EEPROM_SIZE 0x2000
-// IRQs are not PIL ones, but master interrupt controller register
-// bits
-#define PHYS_JJ_IOMMU 0x10000000 /* I/O MMU */
-#define PHYS_JJ_TCX_FB 0x50000000 /* TCX frame buffer */
-#define PHYS_JJ_SLAVIO 0x70000000 /* Slavio base */
-#define PHYS_JJ_DMA 0x78400000 /* DMA controller */
-#define PHYS_JJ_ESP 0x78800000 /* ESP SCSI */
-#define PHYS_JJ_ESP_IRQ 18
-#define PHYS_JJ_LE 0x78C00000 /* Lance ethernet */
-#define PHYS_JJ_LE_IRQ 16
-#define PHYS_JJ_CLOCK 0x71D00000 /* Per-CPU timer/counter, L14 */
-#define PHYS_JJ_CLOCK_IRQ 7
-#define PHYS_JJ_CLOCK1 0x71D10000 /* System timer/counter, L10 */
-#define PHYS_JJ_CLOCK1_IRQ 19
-#define PHYS_JJ_INTR0 0x71E00000 /* Per-CPU interrupt control registers */
-#define PHYS_JJ_INTR_G 0x71E10000 /* Master interrupt control registers */
-#define PHYS_JJ_MS_KBD 0x71000000 /* Mouse and keyboard */
-#define PHYS_JJ_MS_KBD_IRQ 14
-#define PHYS_JJ_SER 0x71100000 /* Serial */
-#define PHYS_JJ_SER_IRQ 15
-#define PHYS_JJ_FDC 0x71400000 /* Floppy */
-#define PHYS_JJ_FLOPPY_IRQ 22
-#define PHYS_JJ_ME_IRQ 30 /* Module error, power fail */
-#define PHYS_JJ_CS 0x6c000000 /* Crystal CS4231 */
-#define PHYS_JJ_CS_IRQ 5
#define MAX_CPUS 16
+struct hwdef {
+ target_phys_addr_t iommu_base, slavio_base;
+ target_phys_addr_t intctl_base, counter_base, nvram_base, ms_kb_base;
+ target_phys_addr_t serial_base, fd_base;
+ target_phys_addr_t dma_base, esp_base, le_base;
+ target_phys_addr_t tcx_base, cs_base, power_base;
+ long vram_size, nvram_size;
+ // IRQ numbers are not PIL ones, but master interrupt controller register
+ // bit numbers
+ int intctl_g_intr, esp_irq, le_irq, clock_irq, clock1_irq;
+ int ser_irq, ms_kb_irq, fd_irq, me_irq, cs_irq;
+ int machine_id; // For NVRAM
+ uint32_t intbit_to_level[32];
+};
+
/* TSC handling */
uint64_t cpu_get_tsc()
m48t59_write(nvram, addr + max - 1, '\0');
}
+static uint32_t nvram_set_var (m48t59_t *nvram, uint32_t addr,
+ const unsigned char *str)
+{
+ uint32_t len;
+
+ len = strlen(str) + 1;
+ nvram_set_string(nvram, addr, str, len);
+
+ return addr + len;
+}
+
+static void nvram_finish_partition (m48t59_t *nvram, uint32_t start,
+ uint32_t end)
+{
+ unsigned int i, sum;
+
+ // Length divided by 16
+ m48t59_write(nvram, start + 2, ((end - start) >> 12) & 0xff);
+ m48t59_write(nvram, start + 3, ((end - start) >> 4) & 0xff);
+ // Checksum
+ sum = m48t59_read(nvram, start);
+ for (i = 0; i < 14; i++) {
+ sum += m48t59_read(nvram, start + 2 + i);
+ sum = (sum + ((sum & 0xff00) >> 8)) & 0xff;
+ }
+ m48t59_write(nvram, start + 1, sum & 0xff);
+}
+
static m48t59_t *nvram;
extern int nographic;
static void nvram_init(m48t59_t *nvram, uint8_t *macaddr, const char *cmdline,
int boot_device, uint32_t RAM_size,
uint32_t kernel_size,
- int width, int height, int depth)
+ int width, int height, int depth,
+ int machine_id)
{
unsigned char tmp = 0;
- int i, j;
+ unsigned int i, j;
+ uint32_t start, end;
// Try to match PPC NVRAM
nvram_set_string(nvram, 0x00, "QEMU_BIOS", 16);
nvram_set_word(nvram, 0x56, height);
nvram_set_word(nvram, 0x58, depth);
+ // OpenBIOS nvram variables
+ // Variable partition
+ start = 252;
+ m48t59_write(nvram, start, 0x70);
+ nvram_set_string(nvram, start + 4, "system", 12);
+
+ end = start + 16;
+ for (i = 0; i < nb_prom_envs; i++)
+ end = nvram_set_var(nvram, end, prom_envs[i]);
+
+ m48t59_write(nvram, end++ , 0);
+ end = start + ((end - start + 15) & ~15);
+ nvram_finish_partition(nvram, start, end);
+
+ // free partition
+ start = end;
+ m48t59_write(nvram, start, 0x7f);
+ nvram_set_string(nvram, start + 4, "free", 12);
+
+ end = 0x1fd0;
+ nvram_finish_partition(nvram, start, end);
+
// Sun4m specific use
- i = 0x1fd8;
+ start = i = 0x1fd8;
m48t59_write(nvram, i++, 0x01);
- m48t59_write(nvram, i++, 0x80); /* Sun4m OBP */
+ m48t59_write(nvram, i++, machine_id);
j = 0;
m48t59_write(nvram, i++, macaddr[j++]);
m48t59_write(nvram, i++, macaddr[j++]);
m48t59_write(nvram, i, macaddr[j]);
/* Calculate checksum */
- for (i = 0x1fd8; i < 0x1fe7; i++) {
- tmp ^= m48t59_read(nvram, i);
+ for (i = start; i < start + 15; i++) {
+ tmp ^= m48t59_read(nvram, i);
}
- m48t59_write(nvram, 0x1fe7, tmp);
+ m48t59_write(nvram, start + 15, tmp);
}
static void *slavio_intctl;
slavio_irq_info(slavio_intctl);
}
-void pic_set_irq(int irq, int level)
-{
- slavio_pic_set_irq(slavio_intctl, irq, level);
-}
-
-void pic_set_irq_new(void *opaque, int irq, int level)
-{
- pic_set_irq(irq, level);
-}
-
-void pic_set_irq_cpu(int irq, int level, unsigned int cpu)
-{
- slavio_pic_set_irq_cpu(slavio_intctl, irq, level, cpu);
-}
-
static void *slavio_misc;
void qemu_system_powerdown(void)
static void main_cpu_reset(void *opaque)
{
CPUState *env = opaque;
+
cpu_reset(env);
+ env->halted = 0;
}
-/* Sun4m hardware initialisation */
-static void sun4m_init(int ram_size, int vga_ram_size, int boot_device,
- DisplayState *ds, const char **fd_filename, int snapshot,
- const char *kernel_filename, const char *kernel_cmdline,
- const char *initrd_filename)
+static void secondary_cpu_reset(void *opaque)
+{
+ CPUState *env = opaque;
+
+ cpu_reset(env);
+ env->halted = 1;
+}
+
+static void sun4m_hw_init(const struct hwdef *hwdef, int ram_size,
+ DisplayState *ds, const char *cpu_model)
+
{
CPUState *env, *envs[MAX_CPUS];
- char buf[1024];
- int ret, linux_boot;
unsigned int i;
- long vram_size = 0x100000, prom_offset, initrd_size, kernel_size;
- void *iommu, *dma, *main_esp, *main_lance = NULL;
-
- linux_boot = (kernel_filename != NULL);
+ void *iommu, *espdma, *ledma, *main_esp;
+ const sparc_def_t *def;
+ qemu_irq *slavio_irq, *slavio_cpu_irq,
+ *espdma_irq, *ledma_irq;
/* init CPUs */
+ sparc_find_by_name(cpu_model, &def);
+ if (def == NULL) {
+ fprintf(stderr, "Unable to find Sparc CPU definition\n");
+ exit(1);
+ }
for(i = 0; i < smp_cpus; i++) {
env = cpu_init();
+ cpu_sparc_register(env, def);
envs[i] = env;
- if (i != 0)
+ if (i == 0) {
+ qemu_register_reset(main_cpu_reset, env);
+ } else {
+ qemu_register_reset(secondary_cpu_reset, env);
env->halted = 1;
+ }
register_savevm("cpu", i, 3, cpu_save, cpu_load, env);
- qemu_register_reset(main_cpu_reset, env);
}
/* allocate RAM */
cpu_register_physical_memory(0, ram_size, 0);
- iommu = iommu_init(PHYS_JJ_IOMMU);
- slavio_intctl = slavio_intctl_init(PHYS_JJ_INTR0, PHYS_JJ_INTR_G);
+ iommu = iommu_init(hwdef->iommu_base);
+ slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
+ hwdef->intctl_base + 0x10000ULL,
+ &hwdef->intbit_to_level[0],
+ &slavio_irq, &slavio_cpu_irq,
+ hwdef->clock_irq);
for(i = 0; i < smp_cpus; i++) {
slavio_intctl_set_cpu(slavio_intctl, i, envs[i]);
}
- dma = sparc32_dma_init(PHYS_JJ_DMA, PHYS_JJ_ESP_IRQ, PHYS_JJ_LE_IRQ, iommu, slavio_intctl);
-
- tcx_init(ds, PHYS_JJ_TCX_FB, phys_ram_base + ram_size, ram_size, vram_size, graphic_width, graphic_height);
+ espdma = sparc32_dma_init(hwdef->dma_base, slavio_irq[hwdef->esp_irq],
+ iommu, &espdma_irq);
+ ledma = sparc32_dma_init(hwdef->dma_base + 16ULL,
+ slavio_irq[hwdef->le_irq], iommu, &ledma_irq);
+
+ if (graphic_depth != 8 && graphic_depth != 24) {
+ fprintf(stderr, "qemu: Unsupported depth: %d\n", graphic_depth);
+ exit (1);
+ }
+ tcx_init(ds, hwdef->tcx_base, phys_ram_base + ram_size, ram_size,
+ hwdef->vram_size, graphic_width, graphic_height, graphic_depth);
if (nd_table[0].vlan) {
if (nd_table[0].model == NULL
|| strcmp(nd_table[0].model, "lance") == 0) {
- main_lance = lance_init(&nd_table[0], PHYS_JJ_LE, dma);
+ lance_init(&nd_table[0], hwdef->le_base, ledma, *ledma_irq);
} else {
fprintf(stderr, "qemu: Unsupported NIC: %s\n", nd_table[0].model);
exit (1);
}
}
- nvram = m48t59_init(0, PHYS_JJ_EEPROM, 0, PHYS_JJ_EEPROM_SIZE, 8);
+ nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0,
+ hwdef->nvram_size, 8);
for (i = 0; i < MAX_CPUS; i++) {
- slavio_timer_init(PHYS_JJ_CLOCK + i * TARGET_PAGE_SIZE, PHYS_JJ_CLOCK_IRQ, 0, i);
+ slavio_timer_init(hwdef->counter_base +
+ (target_phys_addr_t)(i * TARGET_PAGE_SIZE),
+ slavio_cpu_irq[i], 0);
}
- slavio_timer_init(PHYS_JJ_CLOCK1, PHYS_JJ_CLOCK1_IRQ, 2, (unsigned int)-1);
- slavio_serial_ms_kbd_init(PHYS_JJ_MS_KBD, PHYS_JJ_MS_KBD_IRQ);
+ slavio_timer_init(hwdef->counter_base + 0x10000ULL,
+ slavio_irq[hwdef->clock1_irq], 2);
+ slavio_serial_ms_kbd_init(hwdef->ms_kb_base, slavio_irq[hwdef->ms_kb_irq]);
// Slavio TTYA (base+4, Linux ttyS0) is the first Qemu serial device
// Slavio TTYB (base+0, Linux ttyS1) is the second Qemu serial device
- slavio_serial_init(PHYS_JJ_SER, PHYS_JJ_SER_IRQ, serial_hds[1], serial_hds[0]);
- fdctrl_init(PHYS_JJ_FLOPPY_IRQ, 0, 1, PHYS_JJ_FDC, fd_table);
- main_esp = esp_init(bs_table, PHYS_JJ_ESP, dma);
- for (i = 0; i < MAX_SCSI_DISKS; i++) {
- if (scsi_disks_info[i].adapter == SCSI_ESP &&
- scsi_disks_info[i].device_type != SCSI_NONE) {
- esp_scsi_attach(main_esp, bs_scsi_table[i], scsi_disks_info[i].id);
+ slavio_serial_init(hwdef->serial_base, slavio_irq[hwdef->ser_irq],
+ serial_hds[1], serial_hds[0]);
+ fdctrl_init(slavio_irq[hwdef->fd_irq], 0, 1, hwdef->fd_base, fd_table);
+ main_esp = esp_init(bs_table, hwdef->esp_base, espdma, *espdma_irq);
+
+ for (i = 0; i < MAX_DISKS; i++) {
+ if (bs_table[i]) {
+ esp_scsi_attach(main_esp, bs_table[i], i);
}
}
- slavio_misc = slavio_misc_init(PHYS_JJ_SLAVIO, PHYS_JJ_ME_IRQ);
- cs_init(PHYS_JJ_CS, PHYS_JJ_CS_IRQ, slavio_intctl);
- sparc32_dma_set_reset_data(dma, main_esp, main_lance);
+
+ slavio_misc = slavio_misc_init(hwdef->slavio_base, hwdef->power_base,
+ slavio_irq[hwdef->me_irq]);
+ if (hwdef->cs_base != (target_phys_addr_t)-1)
+ cs_init(hwdef->cs_base, hwdef->cs_irq, slavio_intctl);
+}
+
+static void sun4m_load_kernel(long vram_size, int ram_size, int boot_device,
+ const char *kernel_filename,
+ const char *kernel_cmdline,
+ const char *initrd_filename,
+ int machine_id)
+{
+ int ret, linux_boot;
+ char buf[1024];
+ unsigned int i;
+ long prom_offset, initrd_size, kernel_size;
+
+ linux_boot = (kernel_filename != NULL);
prom_offset = ram_size + vram_size;
cpu_register_physical_memory(PROM_ADDR,
prom_offset | IO_MEM_ROM);
snprintf(buf, sizeof(buf), "%s/%s", bios_dir, PROM_FILENAME);
- ret = load_elf(buf, 0, NULL);
+ ret = load_elf(buf, 0, NULL, NULL, NULL);
if (ret < 0) {
fprintf(stderr, "qemu: could not load prom '%s'\n",
buf);
kernel_size = 0;
if (linux_boot) {
- kernel_size = load_elf(kernel_filename, -0xf0000000, NULL);
+ kernel_size = load_elf(kernel_filename, -0xf0000000, NULL, NULL, NULL);
if (kernel_size < 0)
kernel_size = load_aout(kernel_filename, phys_ram_base + KERNEL_LOAD_ADDR);
if (kernel_size < 0)
}
}
}
- nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, kernel_cmdline, boot_device, ram_size, kernel_size, graphic_width, graphic_height, graphic_depth);
+ nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, kernel_cmdline,
+ boot_device, ram_size, kernel_size, graphic_width,
+ graphic_height, graphic_depth, machine_id);
+}
+
+static const struct hwdef hwdefs[] = {
+ /* SS-5 */
+ {
+ .iommu_base = 0x10000000,
+ .tcx_base = 0x50000000,
+ .cs_base = 0x6c000000,
+ .slavio_base = 0x70000000,
+ .ms_kb_base = 0x71000000,
+ .serial_base = 0x71100000,
+ .nvram_base = 0x71200000,
+ .fd_base = 0x71400000,
+ .counter_base = 0x71d00000,
+ .intctl_base = 0x71e00000,
+ .dma_base = 0x78400000,
+ .esp_base = 0x78800000,
+ .le_base = 0x78c00000,
+ .power_base = 0x7a000000,
+ .vram_size = 0x00100000,
+ .nvram_size = 0x2000,
+ .esp_irq = 18,
+ .le_irq = 16,
+ .clock_irq = 7,
+ .clock1_irq = 19,
+ .ms_kb_irq = 14,
+ .ser_irq = 15,
+ .fd_irq = 22,
+ .me_irq = 30,
+ .cs_irq = 5,
+ .machine_id = 0x80,
+ .intbit_to_level = {
+ 2, 3, 5, 7, 9, 11, 0, 14, 3, 5, 7, 9, 11, 13, 12, 12,
+ 6, 0, 4, 10, 8, 0, 11, 0, 0, 0, 0, 0, 15, 0, 15, 0,
+ },
+ },
+ /* SS-10 */
+ {
+ .iommu_base = 0xfe0000000ULL,
+ .tcx_base = 0xe20000000ULL,
+ .cs_base = -1,
+ .slavio_base = 0xff0000000ULL,
+ .ms_kb_base = 0xff1000000ULL,
+ .serial_base = 0xff1100000ULL,
+ .nvram_base = 0xff1200000ULL,
+ .fd_base = 0xff1700000ULL,
+ .counter_base = 0xff1300000ULL,
+ .intctl_base = 0xff1400000ULL,
+ .dma_base = 0xef0400000ULL,
+ .esp_base = 0xef0800000ULL,
+ .le_base = 0xef0c00000ULL,
+ .power_base = 0xefa000000ULL,
+ .vram_size = 0x00100000,
+ .nvram_size = 0x2000,
+ .esp_irq = 18,
+ .le_irq = 16,
+ .clock_irq = 7,
+ .clock1_irq = 19,
+ .ms_kb_irq = 14,
+ .ser_irq = 15,
+ .fd_irq = 22,
+ .me_irq = 30,
+ .cs_irq = -1,
+ .machine_id = 0x72,
+ .intbit_to_level = {
+ 2, 3, 5, 7, 9, 11, 0, 14, 3, 5, 7, 9, 11, 13, 12, 12,
+ 6, 0, 4, 10, 8, 0, 11, 0, 0, 0, 0, 0, 15, 0, 15, 0,
+ },
+ },
+};
+
+static void sun4m_common_init(int ram_size, int boot_device, DisplayState *ds,
+ const char *kernel_filename, const char *kernel_cmdline,
+ const char *initrd_filename, const char *cpu_model,
+ unsigned int machine, int max_ram)
+{
+ if ((unsigned int)ram_size > (unsigned int)max_ram) {
+ fprintf(stderr, "qemu: Too much memory for this machine: %d, maximum %d\n",
+ (unsigned int)ram_size / (1024 * 1024),
+ (unsigned int)max_ram / (1024 * 1024));
+ exit(1);
+ }
+ sun4m_hw_init(&hwdefs[machine], ram_size, ds, cpu_model);
+
+ sun4m_load_kernel(hwdefs[machine].vram_size, ram_size, boot_device,
+ kernel_filename, kernel_cmdline, initrd_filename,
+ hwdefs[machine].machine_id);
+}
+
+/* SPARCstation 5 hardware initialisation */
+static void ss5_init(int ram_size, int vga_ram_size, int boot_device,
+ DisplayState *ds, const char **fd_filename, int snapshot,
+ const char *kernel_filename, const char *kernel_cmdline,
+ const char *initrd_filename, const char *cpu_model)
+{
+ if (cpu_model == NULL)
+ cpu_model = "Fujitsu MB86904";
+ sun4m_common_init(ram_size, boot_device, ds, kernel_filename,
+ kernel_cmdline, initrd_filename, cpu_model,
+ 0, 0x10000000);
}
-QEMUMachine sun4m_machine = {
- "sun4m",
- "Sun4m platform",
- sun4m_init,
+/* SPARCstation 10 hardware initialisation */
+static void ss10_init(int ram_size, int vga_ram_size, int boot_device,
+ DisplayState *ds, const char **fd_filename, int snapshot,
+ const char *kernel_filename, const char *kernel_cmdline,
+ const char *initrd_filename, const char *cpu_model)
+{
+ if (cpu_model == NULL)
+ cpu_model = "TI SuperSparc II";
+ sun4m_common_init(ram_size, boot_device, ds, kernel_filename,
+ kernel_cmdline, initrd_filename, cpu_model,
+ 1, PROM_ADDR); // XXX prom overlap, actually first 4GB ok
+}
+
+QEMUMachine ss5_machine = {
+ "SS-5",
+ "Sun4m platform, SPARCstation 5",
+ ss5_init,
+};
+
+QEMUMachine ss10_machine = {
+ "SS-10",
+ "Sun4m platform, SPARCstation 10",
+ ss10_init,
};