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-rw-r--r--qemu/hw/cris/Makefile.objs2
-rw-r--r--qemu/hw/cris/axis_dev88.c365
-rw-r--r--qemu/hw/cris/boot.c102
-rw-r--r--qemu/hw/cris/boot.h15
4 files changed, 0 insertions, 484 deletions
diff --git a/qemu/hw/cris/Makefile.objs b/qemu/hw/cris/Makefile.objs
deleted file mode 100644
index 7624173f7..000000000
--- a/qemu/hw/cris/Makefile.objs
+++ /dev/null
@@ -1,2 +0,0 @@
-obj-y += boot.o
-obj-y += axis_dev88.o
diff --git a/qemu/hw/cris/axis_dev88.c b/qemu/hw/cris/axis_dev88.c
deleted file mode 100644
index 9f5865874..000000000
--- a/qemu/hw/cris/axis_dev88.c
+++ /dev/null
@@ -1,365 +0,0 @@
-/*
- * QEMU model for the AXIS devboard 88.
- *
- * Copyright (c) 2009 Edgar E. Iglesias, Axis Communications AB.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "qemu/osdep.h"
-#include "qapi/error.h"
-#include "qemu-common.h"
-#include "cpu.h"
-#include "hw/sysbus.h"
-#include "net/net.h"
-#include "hw/block/flash.h"
-#include "hw/boards.h"
-#include "hw/cris/etraxfs.h"
-#include "hw/loader.h"
-#include "elf.h"
-#include "boot.h"
-#include "sysemu/block-backend.h"
-#include "exec/address-spaces.h"
-#include "sysemu/qtest.h"
-
-#define D(x)
-#define DNAND(x)
-
-struct nand_state_t
-{
- DeviceState *nand;
- MemoryRegion iomem;
- unsigned int rdy:1;
- unsigned int ale:1;
- unsigned int cle:1;
- unsigned int ce:1;
-};
-
-static struct nand_state_t nand_state;
-static uint64_t nand_read(void *opaque, hwaddr addr, unsigned size)
-{
- struct nand_state_t *s = opaque;
- uint32_t r;
- int rdy;
-
- r = nand_getio(s->nand);
- nand_getpins(s->nand, &rdy);
- s->rdy = rdy;
-
- DNAND(printf("%s addr=%x r=%x\n", __func__, addr, r));
- return r;
-}
-
-static void
-nand_write(void *opaque, hwaddr addr, uint64_t value,
- unsigned size)
-{
- struct nand_state_t *s = opaque;
- int rdy;
-
- DNAND(printf("%s addr=%x v=%x\n", __func__, addr, (unsigned)value));
- nand_setpins(s->nand, s->cle, s->ale, s->ce, 1, 0);
- nand_setio(s->nand, value);
- nand_getpins(s->nand, &rdy);
- s->rdy = rdy;
-}
-
-static const MemoryRegionOps nand_ops = {
- .read = nand_read,
- .write = nand_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-struct tempsensor_t
-{
- unsigned int shiftreg;
- unsigned int count;
- enum {
- ST_OUT, ST_IN, ST_Z
- } state;
-
- uint16_t regs[3];
-};
-
-static void tempsensor_clkedge(struct tempsensor_t *s,
- unsigned int clk, unsigned int data_in)
-{
- D(printf("%s clk=%d state=%d sr=%x\n", __func__,
- clk, s->state, s->shiftreg));
- if (s->count == 0) {
- s->count = 16;
- s->state = ST_OUT;
- }
- switch (s->state) {
- case ST_OUT:
- /* Output reg is clocked at negedge. */
- if (!clk) {
- s->count--;
- s->shiftreg <<= 1;
- if (s->count == 0) {
- s->shiftreg = 0;
- s->state = ST_IN;
- s->count = 16;
- }
- }
- break;
- case ST_Z:
- if (clk) {
- s->count--;
- if (s->count == 0) {
- s->shiftreg = 0;
- s->state = ST_OUT;
- s->count = 16;
- }
- }
- break;
- case ST_IN:
- /* Indata is sampled at posedge. */
- if (clk) {
- s->count--;
- s->shiftreg <<= 1;
- s->shiftreg |= data_in & 1;
- if (s->count == 0) {
- D(printf("%s cfgreg=%x\n", __func__, s->shiftreg));
- s->regs[0] = s->shiftreg;
- s->state = ST_OUT;
- s->count = 16;
-
- if ((s->regs[0] & 0xff) == 0) {
- /* 25 degrees celsius. */
- s->shiftreg = 0x0b9f;
- } else if ((s->regs[0] & 0xff) == 0xff) {
- /* Sensor ID, 0x8100 LM70. */
- s->shiftreg = 0x8100;
- } else
- printf("Invalid tempsens state %x\n", s->regs[0]);
- }
- }
- break;
- }
-}
-
-
-#define RW_PA_DOUT 0x00
-#define R_PA_DIN 0x01
-#define RW_PA_OE 0x02
-#define RW_PD_DOUT 0x10
-#define R_PD_DIN 0x11
-#define RW_PD_OE 0x12
-
-static struct gpio_state_t
-{
- MemoryRegion iomem;
- struct nand_state_t *nand;
- struct tempsensor_t tempsensor;
- uint32_t regs[0x5c / 4];
-} gpio_state;
-
-static uint64_t gpio_read(void *opaque, hwaddr addr, unsigned size)
-{
- struct gpio_state_t *s = opaque;
- uint32_t r = 0;
-
- addr >>= 2;
- switch (addr)
- {
- case R_PA_DIN:
- r = s->regs[RW_PA_DOUT] & s->regs[RW_PA_OE];
-
- /* Encode pins from the nand. */
- r |= s->nand->rdy << 7;
- break;
- case R_PD_DIN:
- r = s->regs[RW_PD_DOUT] & s->regs[RW_PD_OE];
-
- /* Encode temp sensor pins. */
- r |= (!!(s->tempsensor.shiftreg & 0x10000)) << 4;
- break;
-
- default:
- r = s->regs[addr];
- break;
- }
- return r;
- D(printf("%s %x=%x\n", __func__, addr, r));
-}
-
-static void gpio_write(void *opaque, hwaddr addr, uint64_t value,
- unsigned size)
-{
- struct gpio_state_t *s = opaque;
- D(printf("%s %x=%x\n", __func__, addr, (unsigned)value));
-
- addr >>= 2;
- switch (addr)
- {
- case RW_PA_DOUT:
- /* Decode nand pins. */
- s->nand->ale = !!(value & (1 << 6));
- s->nand->cle = !!(value & (1 << 5));
- s->nand->ce = !!(value & (1 << 4));
-
- s->regs[addr] = value;
- break;
-
- case RW_PD_DOUT:
- /* Temp sensor clk. */
- if ((s->regs[addr] ^ value) & 2)
- tempsensor_clkedge(&s->tempsensor, !!(value & 2),
- !!(value & 16));
- s->regs[addr] = value;
- break;
-
- default:
- s->regs[addr] = value;
- break;
- }
-}
-
-static const MemoryRegionOps gpio_ops = {
- .read = gpio_read,
- .write = gpio_write,
- .endianness = DEVICE_NATIVE_ENDIAN,
- .valid = {
- .min_access_size = 4,
- .max_access_size = 4,
- },
-};
-
-#define INTMEM_SIZE (128 * 1024)
-
-static struct cris_load_info li;
-
-static
-void axisdev88_init(MachineState *machine)
-{
- ram_addr_t ram_size = machine->ram_size;
- const char *cpu_model = machine->cpu_model;
- const char *kernel_filename = machine->kernel_filename;
- const char *kernel_cmdline = machine->kernel_cmdline;
- CRISCPU *cpu;
- CPUCRISState *env;
- DeviceState *dev;
- SysBusDevice *s;
- DriveInfo *nand;
- qemu_irq irq[30], nmi[2];
- void *etraxfs_dmac;
- struct etraxfs_dma_client *dma_eth;
- int i;
- MemoryRegion *address_space_mem = get_system_memory();
- MemoryRegion *phys_ram = g_new(MemoryRegion, 1);
- MemoryRegion *phys_intmem = g_new(MemoryRegion, 1);
-
- /* init CPUs */
- if (cpu_model == NULL) {
- cpu_model = "crisv32";
- }
- cpu = cpu_cris_init(cpu_model);
- env = &cpu->env;
-
- /* allocate RAM */
- memory_region_allocate_system_memory(phys_ram, NULL, "axisdev88.ram",
- ram_size);
- memory_region_add_subregion(address_space_mem, 0x40000000, phys_ram);
-
- /* The ETRAX-FS has 128Kb on chip ram, the docs refer to it as the
- internal memory. */
- memory_region_init_ram(phys_intmem, NULL, "axisdev88.chipram", INTMEM_SIZE,
- &error_fatal);
- vmstate_register_ram_global(phys_intmem);
- memory_region_add_subregion(address_space_mem, 0x38000000, phys_intmem);
-
- /* Attach a NAND flash to CS1. */
- nand = drive_get(IF_MTD, 0, 0);
- nand_state.nand = nand_init(nand ? blk_by_legacy_dinfo(nand) : NULL,
- NAND_MFR_STMICRO, 0x39);
- memory_region_init_io(&nand_state.iomem, NULL, &nand_ops, &nand_state,
- "nand", 0x05000000);
- memory_region_add_subregion(address_space_mem, 0x10000000,
- &nand_state.iomem);
-
- gpio_state.nand = &nand_state;
- memory_region_init_io(&gpio_state.iomem, NULL, &gpio_ops, &gpio_state,
- "gpio", 0x5c);
- memory_region_add_subregion(address_space_mem, 0x3001a000,
- &gpio_state.iomem);
-
-
- dev = qdev_create(NULL, "etraxfs,pic");
- /* FIXME: Is there a proper way to signal vectors to the CPU core? */
- qdev_prop_set_ptr(dev, "interrupt_vector", &env->interrupt_vector);
- qdev_init_nofail(dev);
- s = SYS_BUS_DEVICE(dev);
- sysbus_mmio_map(s, 0, 0x3001c000);
- sysbus_connect_irq(s, 0, qdev_get_gpio_in(DEVICE(cpu), CRIS_CPU_IRQ));
- sysbus_connect_irq(s, 1, qdev_get_gpio_in(DEVICE(cpu), CRIS_CPU_NMI));
- for (i = 0; i < 30; i++) {
- irq[i] = qdev_get_gpio_in(dev, i);
- }
- nmi[0] = qdev_get_gpio_in(dev, 30);
- nmi[1] = qdev_get_gpio_in(dev, 31);
-
- etraxfs_dmac = etraxfs_dmac_init(0x30000000, 10);
- for (i = 0; i < 10; i++) {
- /* On ETRAX, odd numbered channels are inputs. */
- etraxfs_dmac_connect(etraxfs_dmac, i, irq + 7 + i, i & 1);
- }
-
- /* Add the two ethernet blocks. */
- dma_eth = g_malloc0(sizeof dma_eth[0] * 4); /* Allocate 4 channels. */
- etraxfs_eth_init(&nd_table[0], 0x30034000, 1, &dma_eth[0], &dma_eth[1]);
- if (nb_nics > 1) {
- etraxfs_eth_init(&nd_table[1], 0x30036000, 2, &dma_eth[2], &dma_eth[3]);
- }
-
- /* The DMA Connector block is missing, hardwire things for now. */
- etraxfs_dmac_connect_client(etraxfs_dmac, 0, &dma_eth[0]);
- etraxfs_dmac_connect_client(etraxfs_dmac, 1, &dma_eth[1]);
- if (nb_nics > 1) {
- etraxfs_dmac_connect_client(etraxfs_dmac, 6, &dma_eth[2]);
- etraxfs_dmac_connect_client(etraxfs_dmac, 7, &dma_eth[3]);
- }
-
- /* 2 timers. */
- sysbus_create_varargs("etraxfs,timer", 0x3001e000, irq[0x1b], nmi[1], NULL);
- sysbus_create_varargs("etraxfs,timer", 0x3005e000, irq[0x1b], nmi[1], NULL);
-
- for (i = 0; i < 4; i++) {
- sysbus_create_simple("etraxfs,serial", 0x30026000 + i * 0x2000,
- irq[0x14 + i]);
- }
-
- if (kernel_filename) {
- li.image_filename = kernel_filename;
- li.cmdline = kernel_cmdline;
- cris_load_image(cpu, &li);
- } else if (!qtest_enabled()) {
- fprintf(stderr, "Kernel image must be specified\n");
- exit(1);
- }
-}
-
-static void axisdev88_machine_init(MachineClass *mc)
-{
- mc->desc = "AXIS devboard 88";
- mc->init = axisdev88_init;
- mc->is_default = 1;
-}
-
-DEFINE_MACHINE("axis-dev88", axisdev88_machine_init)
diff --git a/qemu/hw/cris/boot.c b/qemu/hw/cris/boot.c
deleted file mode 100644
index f896ed7f8..000000000
--- a/qemu/hw/cris/boot.c
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- * CRIS image loading.
- *
- * Copyright (c) 2010 Edgar E. Iglesias, Axis Communications AB.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "qemu/osdep.h"
-#include "qemu-common.h"
-#include "cpu.h"
-#include "hw/hw.h"
-#include "hw/loader.h"
-#include "elf.h"
-#include "boot.h"
-#include "qemu/cutils.h"
-
-static void main_cpu_reset(void *opaque)
-{
- CRISCPU *cpu = opaque;
- CPUCRISState *env = &cpu->env;
- struct cris_load_info *li;
-
- li = env->load_info;
-
- cpu_reset(CPU(cpu));
-
- if (!li) {
- /* nothing more to do. */
- return;
- }
-
- env->pc = li->entry;
-
- if (li->image_filename) {
- env->regs[8] = 0x56902387; /* RAM boot magic. */
- env->regs[9] = 0x40004000 + li->image_size;
- }
-
- if (li->cmdline) {
- /* Let the kernel know we are modifying the cmdline. */
- env->regs[10] = 0x87109563;
- env->regs[11] = 0x40000000;
- }
-}
-
-static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
-{
- return addr - 0x80000000LL;
-}
-
-void cris_load_image(CRISCPU *cpu, struct cris_load_info *li)
-{
- CPUCRISState *env = &cpu->env;
- uint64_t entry, high;
- int kcmdline_len;
- int image_size;
-
- env->load_info = li;
- /* Boots a kernel elf binary, os/linux-2.6/vmlinux from the axis
- devboard SDK. */
- image_size = load_elf(li->image_filename, translate_kernel_address, NULL,
- &entry, NULL, &high, 0, EM_CRIS, 0, 0);
- li->entry = entry;
- if (image_size < 0) {
- /* Takes a kimage from the axis devboard SDK. */
- image_size = load_image_targphys(li->image_filename, 0x40004000,
- ram_size);
- li->entry = 0x40004000;
- }
-
- if (image_size < 0) {
- fprintf(stderr, "qemu: could not load kernel '%s'\n",
- li->image_filename);
- exit(1);
- }
-
- if (li->cmdline && (kcmdline_len = strlen(li->cmdline))) {
- if (kcmdline_len > 256) {
- fprintf(stderr, "Too long CRIS kernel cmdline (max 256)\n");
- exit(1);
- }
- pstrcpy_targphys("cmdline", 0x40000000, 256, li->cmdline);
- }
- qemu_register_reset(main_cpu_reset, cpu);
-}
diff --git a/qemu/hw/cris/boot.h b/qemu/hw/cris/boot.h
deleted file mode 100644
index c4d3fa6f6..000000000
--- a/qemu/hw/cris/boot.h
+++ /dev/null
@@ -1,15 +0,0 @@
-#ifndef _CRIS_BOOT_H
-#define HW_CRIS_BOOT_H 1
-
-struct cris_load_info
-{
- const char *image_filename;
- const char *cmdline;
- int image_size;
-
- hwaddr entry;
-};
-
-void cris_load_image(CRISCPU *cpu, struct cris_load_info *li);
-
-#endif