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-rw-r--r--hw/mips/boston.c577
1 files changed, 0 insertions, 577 deletions
diff --git a/hw/mips/boston.c b/hw/mips/boston.c
deleted file mode 100644
index ce43289ace..0000000000
--- a/hw/mips/boston.c
+++ /dev/null
@@ -1,577 +0,0 @@
-/*
- * MIPS Boston development board emulation.
- *
- * Copyright (c) 2016 Imagination Technologies
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "qemu/osdep.h"
-#include "qemu-common.h"
-
-#include "exec/address-spaces.h"
-#include "hw/boards.h"
-#include "hw/char/serial.h"
-#include "hw/hw.h"
-#include "hw/ide/pci.h"
-#include "hw/ide/ahci.h"
-#include "hw/loader.h"
-#include "hw/loader-fit.h"
-#include "hw/mips/cps.h"
-#include "hw/mips/cpudevs.h"
-#include "hw/pci-host/xilinx-pcie.h"
-#include "qapi/error.h"
-#include "qemu/cutils.h"
-#include "qemu/error-report.h"
-#include "qemu/log.h"
-#include "sysemu/char.h"
-#include "sysemu/device_tree.h"
-#include "sysemu/sysemu.h"
-#include "sysemu/qtest.h"
-
-#include <libfdt.h>
-
-#define TYPE_MIPS_BOSTON "mips-boston"
-#define BOSTON(obj) OBJECT_CHECK(BostonState, (obj), TYPE_MIPS_BOSTON)
-
-typedef struct {
- SysBusDevice parent_obj;
-
- MachineState *mach;
- MIPSCPSState *cps;
- SerialState *uart;
-
- CharBackend lcd_display;
- char lcd_content[8];
- bool lcd_inited;
-
- hwaddr kernel_entry;
- hwaddr fdt_base;
-} BostonState;
-
-enum boston_plat_reg {
- PLAT_FPGA_BUILD = 0x00,
- PLAT_CORE_CL = 0x04,
- PLAT_WRAPPER_CL = 0x08,
- PLAT_SYSCLK_STATUS = 0x0c,
- PLAT_SOFTRST_CTL = 0x10,
-#define PLAT_SOFTRST_CTL_SYSRESET (1 << 4)
- PLAT_DDR3_STATUS = 0x14,
-#define PLAT_DDR3_STATUS_LOCKED (1 << 0)
-#define PLAT_DDR3_STATUS_CALIBRATED (1 << 2)
- PLAT_PCIE_STATUS = 0x18,
-#define PLAT_PCIE_STATUS_PCIE0_LOCKED (1 << 0)
-#define PLAT_PCIE_STATUS_PCIE1_LOCKED (1 << 8)
-#define PLAT_PCIE_STATUS_PCIE2_LOCKED (1 << 16)
- PLAT_FLASH_CTL = 0x1c,
- PLAT_SPARE0 = 0x20,
- PLAT_SPARE1 = 0x24,
- PLAT_SPARE2 = 0x28,
- PLAT_SPARE3 = 0x2c,
- PLAT_MMCM_DIV = 0x30,
-#define PLAT_MMCM_DIV_CLK0DIV_SHIFT 0
-#define PLAT_MMCM_DIV_INPUT_SHIFT 8
-#define PLAT_MMCM_DIV_MUL_SHIFT 16
-#define PLAT_MMCM_DIV_CLK1DIV_SHIFT 24
- PLAT_BUILD_CFG = 0x34,
-#define PLAT_BUILD_CFG_IOCU_EN (1 << 0)
-#define PLAT_BUILD_CFG_PCIE0_EN (1 << 1)
-#define PLAT_BUILD_CFG_PCIE1_EN (1 << 2)
-#define PLAT_BUILD_CFG_PCIE2_EN (1 << 3)
- PLAT_DDR_CFG = 0x38,
-#define PLAT_DDR_CFG_SIZE (0xf << 0)
-#define PLAT_DDR_CFG_MHZ (0xfff << 4)
- PLAT_NOC_PCIE0_ADDR = 0x3c,
- PLAT_NOC_PCIE1_ADDR = 0x40,
- PLAT_NOC_PCIE2_ADDR = 0x44,
- PLAT_SYS_CTL = 0x48,
-};
-
-static void boston_lcd_event(void *opaque, int event)
-{
- BostonState *s = opaque;
- if (event == CHR_EVENT_OPENED && !s->lcd_inited) {
- qemu_chr_fe_printf(&s->lcd_display, " ");
- s->lcd_inited = true;
- }
-}
-
-static uint64_t boston_lcd_read(void *opaque, hwaddr addr,
- unsigned size)
-{
- BostonState *s = opaque;
- uint64_t val = 0;
-
- switch (size) {
- case 8:
- val |= (uint64_t)s->lcd_content[(addr + 7) & 0x7] << 56;
- val |= (uint64_t)s->lcd_content[(addr + 6) & 0x7] << 48;
- val |= (uint64_t)s->lcd_content[(addr + 5) & 0x7] << 40;
- val |= (uint64_t)s->lcd_content[(addr + 4) & 0x7] << 32;
- /* fall through */
- case 4:
- val |= (uint64_t)s->lcd_content[(addr + 3) & 0x7] << 24;
- val |= (uint64_t)s->lcd_content[(addr + 2) & 0x7] << 16;
- /* fall through */
- case 2:
- val |= (uint64_t)s->lcd_content[(addr + 1) & 0x7] << 8;
- /* fall through */
- case 1:
- val |= (uint64_t)s->lcd_content[(addr + 0) & 0x7];
- break;
- }
-
- return val;
-}
-
-static void boston_lcd_write(void *opaque, hwaddr addr,
- uint64_t val, unsigned size)
-{
- BostonState *s = opaque;
-
- switch (size) {
- case 8:
- s->lcd_content[(addr + 7) & 0x7] = val >> 56;
- s->lcd_content[(addr + 6) & 0x7] = val >> 48;
- s->lcd_content[(addr + 5) & 0x7] = val >> 40;
- s->lcd_content[(addr + 4) & 0x7] = val >> 32;
- /* fall through */
- case 4:
- s->lcd_content[(addr + 3) & 0x7] = val >> 24;
- s->lcd_content[(addr + 2) & 0x7] = val >> 16;
- /* fall through */
- case 2:
- s->lcd_content[(addr + 1) & 0x7] = val >> 8;
- /* fall through */
- case 1:
- s->lcd_content[(addr + 0) & 0x7] = val;
- break;
- }
-
- qemu_chr_fe_printf(&s->lcd_display,
- "\r%-8.8s", s->lcd_content);
-}
-
-static const MemoryRegionOps boston_lcd_ops = {
- .read = boston_lcd_read,
- .write = boston_lcd_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static uint64_t boston_platreg_read(void *opaque, hwaddr addr,
- unsigned size)
-{
- BostonState *s = opaque;
- uint32_t gic_freq, val;
-
- if (size != 4) {
- qemu_log_mask(LOG_UNIMP, "%uB platform register read", size);
- return 0;
- }
-
- switch (addr & 0xffff) {
- case PLAT_FPGA_BUILD:
- case PLAT_CORE_CL:
- case PLAT_WRAPPER_CL:
- return 0;
- case PLAT_DDR3_STATUS:
- return PLAT_DDR3_STATUS_LOCKED | PLAT_DDR3_STATUS_CALIBRATED;
- case PLAT_MMCM_DIV:
- gic_freq = mips_gictimer_get_freq(s->cps->gic.gic_timer) / 1000000;
- val = gic_freq << PLAT_MMCM_DIV_INPUT_SHIFT;
- val |= 1 << PLAT_MMCM_DIV_MUL_SHIFT;
- val |= 1 << PLAT_MMCM_DIV_CLK0DIV_SHIFT;
- val |= 1 << PLAT_MMCM_DIV_CLK1DIV_SHIFT;
- return val;
- case PLAT_BUILD_CFG:
- val = PLAT_BUILD_CFG_PCIE0_EN;
- val |= PLAT_BUILD_CFG_PCIE1_EN;
- val |= PLAT_BUILD_CFG_PCIE2_EN;
- return val;
- case PLAT_DDR_CFG:
- val = s->mach->ram_size / G_BYTE;
- assert(!(val & ~PLAT_DDR_CFG_SIZE));
- val |= PLAT_DDR_CFG_MHZ;
- return val;
- default:
- qemu_log_mask(LOG_UNIMP, "Read platform register 0x%" HWADDR_PRIx,
- addr & 0xffff);
- return 0;
- }
-}
-
-static void boston_platreg_write(void *opaque, hwaddr addr,
- uint64_t val, unsigned size)
-{
- if (size != 4) {
- qemu_log_mask(LOG_UNIMP, "%uB platform register write", size);
- return;
- }
-
- switch (addr & 0xffff) {
- case PLAT_FPGA_BUILD:
- case PLAT_CORE_CL:
- case PLAT_WRAPPER_CL:
- case PLAT_DDR3_STATUS:
- case PLAT_PCIE_STATUS:
- case PLAT_MMCM_DIV:
- case PLAT_BUILD_CFG:
- case PLAT_DDR_CFG:
- /* read only */
- break;
- case PLAT_SOFTRST_CTL:
- if (val & PLAT_SOFTRST_CTL_SYSRESET) {
- qemu_system_reset_request();
- }
- break;
- default:
- qemu_log_mask(LOG_UNIMP, "Write platform register 0x%" HWADDR_PRIx
- " = 0x%" PRIx64, addr & 0xffff, val);
- break;
- }
-}
-
-static const MemoryRegionOps boston_platreg_ops = {
- .read = boston_platreg_read,
- .write = boston_platreg_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void boston_flash_write(void *opaque, hwaddr addr,
- uint64_t val, unsigned size)
-{
-}
-
-static const MemoryRegionOps boston_flash_ops = {
- .write = boston_flash_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static const TypeInfo boston_device = {
- .name = TYPE_MIPS_BOSTON,
- .parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(BostonState),
-};
-
-static void boston_register_types(void)
-{
- type_register_static(&boston_device);
-}
-type_init(boston_register_types)
-
-static void gen_firmware(uint32_t *p, hwaddr kernel_entry, hwaddr fdt_addr,
- bool is_64b)
-{
- const uint32_t cm_base = 0x16100000;
- const uint32_t gic_base = 0x16120000;
- const uint32_t cpc_base = 0x16200000;
-
- /* Move CM GCRs */
- if (is_64b) {
- stl_p(p++, 0x40287803); /* dmfc0 $8, CMGCRBase */
- stl_p(p++, 0x00084138); /* dsll $8, $8, 4 */
- } else {
- stl_p(p++, 0x40087803); /* mfc0 $8, CMGCRBase */
- stl_p(p++, 0x00084100); /* sll $8, $8, 4 */
- }
- stl_p(p++, 0x3c09a000); /* lui $9, 0xa000 */
- stl_p(p++, 0x01094025); /* or $8, $9 */
- stl_p(p++, 0x3c0a0000 | (cm_base >> 16)); /* lui $10, cm_base >> 16 */
- if (is_64b) {
- stl_p(p++, 0xfd0a0008); /* sd $10, 0x8($8) */
- } else {
- stl_p(p++, 0xad0a0008); /* sw $10, 0x8($8) */
- }
- stl_p(p++, 0x012a4025); /* or $8, $10 */
-
- /* Move & enable GIC GCRs */
- stl_p(p++, 0x3c090000 | (gic_base >> 16)); /* lui $9, gic_base >> 16 */
- stl_p(p++, 0x35290001); /* ori $9, 0x1 */
- if (is_64b) {
- stl_p(p++, 0xfd090080); /* sd $9, 0x80($8) */
- } else {
- stl_p(p++, 0xad090080); /* sw $9, 0x80($8) */
- }
-
- /* Move & enable CPC GCRs */
- stl_p(p++, 0x3c090000 | (cpc_base >> 16)); /* lui $9, cpc_base >> 16 */
- stl_p(p++, 0x35290001); /* ori $9, 0x1 */
- if (is_64b) {
- stl_p(p++, 0xfd090088); /* sd $9, 0x88($8) */
- } else {
- stl_p(p++, 0xad090088); /* sw $9, 0x88($8) */
- }
-
- /*
- * Setup argument registers to follow the UHI boot protocol:
- *
- * a0/$4 = -2
- * a1/$5 = virtual address of FDT
- * a2/$6 = 0
- * a3/$7 = 0
- */
- stl_p(p++, 0x2404fffe); /* li $4, -2 */
- /* lui $5, hi(fdt_addr) */
- stl_p(p++, 0x3c050000 | ((fdt_addr >> 16) & 0xffff));
- if (fdt_addr & 0xffff) { /* ori $5, lo(fdt_addr) */
- stl_p(p++, 0x34a50000 | (fdt_addr & 0xffff));
- }
- stl_p(p++, 0x34060000); /* li $6, 0 */
- stl_p(p++, 0x34070000); /* li $7, 0 */
-
- /* Load kernel entry address & jump to it */
- /* lui $25, hi(kernel_entry) */
- stl_p(p++, 0x3c190000 | ((kernel_entry >> 16) & 0xffff));
- /* ori $25, lo(kernel_entry) */
- stl_p(p++, 0x37390000 | (kernel_entry & 0xffff));
- stl_p(p++, 0x03200009); /* jr $25 */
-}
-
-static const void *boston_fdt_filter(void *opaque, const void *fdt_orig,
- const void *match_data, hwaddr *load_addr)
-{
- BostonState *s = BOSTON(opaque);
- MachineState *machine = s->mach;
- const char *cmdline;
- int err;
- void *fdt;
- size_t fdt_sz, ram_low_sz, ram_high_sz;
-
- fdt_sz = fdt_totalsize(fdt_orig) * 2;
- fdt = g_malloc0(fdt_sz);
-
- err = fdt_open_into(fdt_orig, fdt, fdt_sz);
- if (err) {
- fprintf(stderr, "unable to open FDT\n");
- return NULL;
- }
-
- cmdline = (machine->kernel_cmdline && machine->kernel_cmdline[0])
- ? machine->kernel_cmdline : " ";
- err = qemu_fdt_setprop_string(fdt, "/chosen", "bootargs", cmdline);
- if (err < 0) {
- fprintf(stderr, "couldn't set /chosen/bootargs\n");
- return NULL;
- }
-
- ram_low_sz = MIN(256 * M_BYTE, machine->ram_size);
- ram_high_sz = machine->ram_size - ram_low_sz;
- qemu_fdt_setprop_sized_cells(fdt, "/memory@0", "reg",
- 1, 0x00000000, 1, ram_low_sz,
- 1, 0x90000000, 1, ram_high_sz);
-
- fdt = g_realloc(fdt, fdt_totalsize(fdt));
- qemu_fdt_dumpdtb(fdt, fdt_sz);
-
- s->fdt_base = *load_addr;
-
- return fdt;
-}
-
-static const void *boston_kernel_filter(void *opaque, const void *kernel,
- hwaddr *load_addr, hwaddr *entry_addr)
-{
- BostonState *s = BOSTON(opaque);
-
- s->kernel_entry = *entry_addr;
-
- return kernel;
-}
-
-static const struct fit_loader_match boston_matches[] = {
- { "img,boston" },
- { NULL },
-};
-
-static const struct fit_loader boston_fit_loader = {
- .matches = boston_matches,
- .addr_to_phys = cpu_mips_kseg0_to_phys,
- .fdt_filter = boston_fdt_filter,
- .kernel_filter = boston_kernel_filter,
-};
-
-static inline XilinxPCIEHost *
-xilinx_pcie_init(MemoryRegion *sys_mem, uint32_t bus_nr,
- hwaddr cfg_base, uint64_t cfg_size,
- hwaddr mmio_base, uint64_t mmio_size,
- qemu_irq irq, bool link_up)
-{
- DeviceState *dev;
- MemoryRegion *cfg, *mmio;
-
- dev = qdev_create(NULL, TYPE_XILINX_PCIE_HOST);
-
- qdev_prop_set_uint32(dev, "bus_nr", bus_nr);
- qdev_prop_set_uint64(dev, "cfg_base", cfg_base);
- qdev_prop_set_uint64(dev, "cfg_size", cfg_size);
- qdev_prop_set_uint64(dev, "mmio_base", mmio_base);
- qdev_prop_set_uint64(dev, "mmio_size", mmio_size);
- qdev_prop_set_bit(dev, "link_up", link_up);
-
- qdev_init_nofail(dev);
-
- cfg = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0);
- memory_region_add_subregion_overlap(sys_mem, cfg_base, cfg, 0);
-
- mmio = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 1);
- memory_region_add_subregion_overlap(sys_mem, 0, mmio, 0);
-
- qdev_connect_gpio_out_named(dev, "interrupt_out", 0, irq);
-
- return XILINX_PCIE_HOST(dev);
-}
-
-static void boston_mach_init(MachineState *machine)
-{
- DeviceState *dev;
- BostonState *s;
- Error *err = NULL;
- const char *cpu_model;
- MemoryRegion *flash, *ddr, *ddr_low_alias, *lcd, *platreg;
- MemoryRegion *sys_mem = get_system_memory();
- XilinxPCIEHost *pcie2;
- PCIDevice *ahci;
- DriveInfo *hd[6];
- Chardev *chr;
- int fw_size, fit_err;
- bool is_64b;
-
- if ((machine->ram_size % G_BYTE) ||
- (machine->ram_size > (2 * G_BYTE))) {
- error_report("Memory size must be 1GB or 2GB");
- exit(1);
- }
-
- cpu_model = machine->cpu_model ?: "I6400";
-
- dev = qdev_create(NULL, TYPE_MIPS_BOSTON);
- qdev_init_nofail(dev);
-
- s = BOSTON(dev);
- s->mach = machine;
- s->cps = g_new0(MIPSCPSState, 1);
-
- if (!cpu_supports_cps_smp(cpu_model)) {
- error_report("Boston requires CPUs which support CPS");
- exit(1);
- }
-
- is_64b = cpu_supports_isa(cpu_model, ISA_MIPS64);
-
- object_initialize(s->cps, sizeof(MIPSCPSState), TYPE_MIPS_CPS);
- qdev_set_parent_bus(DEVICE(s->cps), sysbus_get_default());
-
- object_property_set_str(OBJECT(s->cps), cpu_model, "cpu-model", &err);
- object_property_set_int(OBJECT(s->cps), smp_cpus, "num-vp", &err);
- object_property_set_bool(OBJECT(s->cps), true, "realized", &err);
-
- if (err != NULL) {
- error_report("%s", error_get_pretty(err));
- exit(1);
- }
-
- sysbus_mmio_map_overlap(SYS_BUS_DEVICE(s->cps), 0, 0, 1);
-
- flash = g_new(MemoryRegion, 1);
- memory_region_init_rom_device(flash, NULL, &boston_flash_ops, s,
- "boston.flash", 128 * M_BYTE, &err);
- memory_region_add_subregion_overlap(sys_mem, 0x18000000, flash, 0);
-
- ddr = g_new(MemoryRegion, 1);
- memory_region_allocate_system_memory(ddr, NULL, "boston.ddr",
- machine->ram_size);
- memory_region_add_subregion_overlap(sys_mem, 0x80000000, ddr, 0);
-
- ddr_low_alias = g_new(MemoryRegion, 1);
- memory_region_init_alias(ddr_low_alias, NULL, "boston_low.ddr",
- ddr, 0, MIN(machine->ram_size, (256 * M_BYTE)));
- memory_region_add_subregion_overlap(sys_mem, 0, ddr_low_alias, 0);
-
- xilinx_pcie_init(sys_mem, 0,
- 0x10000000, 32 * M_BYTE,
- 0x40000000, 1 * G_BYTE,
- get_cps_irq(s->cps, 2), false);
-
- xilinx_pcie_init(sys_mem, 1,
- 0x12000000, 32 * M_BYTE,
- 0x20000000, 512 * M_BYTE,
- get_cps_irq(s->cps, 1), false);
-
- pcie2 = xilinx_pcie_init(sys_mem, 2,
- 0x14000000, 32 * M_BYTE,
- 0x16000000, 1 * M_BYTE,
- get_cps_irq(s->cps, 0), true);
-
- platreg = g_new(MemoryRegion, 1);
- memory_region_init_io(platreg, NULL, &boston_platreg_ops, s,
- "boston-platregs", 0x1000);
- memory_region_add_subregion_overlap(sys_mem, 0x17ffd000, platreg, 0);
-
- if (!serial_hds[0]) {
- serial_hds[0] = qemu_chr_new("serial0", "null");
- }
-
- s->uart = serial_mm_init(sys_mem, 0x17ffe000, 2,
- get_cps_irq(s->cps, 3), 10000000,
- serial_hds[0], DEVICE_NATIVE_ENDIAN);
-
- lcd = g_new(MemoryRegion, 1);
- memory_region_init_io(lcd, NULL, &boston_lcd_ops, s, "boston-lcd", 0x8);
- memory_region_add_subregion_overlap(sys_mem, 0x17fff000, lcd, 0);
-
- chr = qemu_chr_new("lcd", "vc:320x240");
- qemu_chr_fe_init(&s->lcd_display, chr, NULL);
- qemu_chr_fe_set_handlers(&s->lcd_display, NULL, NULL,
- boston_lcd_event, s, NULL, true);
-
- ahci = pci_create_simple_multifunction(&PCI_BRIDGE(&pcie2->root)->sec_bus,
- PCI_DEVFN(0, 0),
- true, TYPE_ICH9_AHCI);
- g_assert(ARRAY_SIZE(hd) == ICH_AHCI(ahci)->ahci.ports);
- ide_drive_get(hd, ICH_AHCI(ahci)->ahci.ports);
- ahci_ide_create_devs(ahci, hd);
-
- if (machine->firmware) {
- fw_size = load_image_targphys(machine->firmware,
- 0x1fc00000, 4 * M_BYTE);
- if (fw_size == -1) {
- error_printf("unable to load firmware image '%s'\n",
- machine->firmware);
- exit(1);
- }
- } else if (machine->kernel_filename) {
- fit_err = load_fit(&boston_fit_loader, machine->kernel_filename, s);
- if (fit_err) {
- error_printf("unable to load FIT image\n");
- exit(1);
- }
-
- gen_firmware(memory_region_get_ram_ptr(flash) + 0x7c00000,
- s->kernel_entry, s->fdt_base, is_64b);
- } else if (!qtest_enabled()) {
- error_printf("Please provide either a -kernel or -bios argument\n");
- exit(1);
- }
-}
-
-static void boston_mach_class_init(MachineClass *mc)
-{
- mc->desc = "MIPS Boston";
- mc->init = boston_mach_init;
- mc->block_default_type = IF_IDE;
- mc->default_ram_size = 2 * G_BYTE;
- mc->max_cpus = 16;
-}
-
-DEFINE_MACHINE("boston", boston_mach_class_init)