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qemu-e2k/hw/arm/omap_sx1.c
Philippe Mathieu-Daudé 16260006ac hw/arm: Use memory_region_init_rom() with read-only regions 
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scripts/coccinelle/memory-region-housekeeping.cocci.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
2020-03-17 15:18:46 +01:00

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8.2 KiB
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/* omap_sx1.c Support for the Siemens SX1 smartphone emulation.
*
* Copyright (C) 2008
* Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
* Copyright (C) 2007 Vladimir Ananiev <vovan888@gmail.com>
*
* based on PalmOne's (TM) PDAs support (palm.c)
*/
/*
* PalmOne's (TM) PDAs.
*
* Copyright (C) 2006-2007 Andrzej Zaborowski <balrog@zabor.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "ui/console.h"
#include "hw/arm/omap.h"
#include "hw/boards.h"
#include "hw/arm/boot.h"
#include "hw/block/flash.h"
#include "sysemu/qtest.h"
#include "exec/address-spaces.h"
#include "cpu.h"
#include "qemu/cutils.h"
/*****************************************************************************/
/* Siemens SX1 Cellphone V1 */
/* - ARM OMAP310 processor
* - SRAM 192 kB
* - SDRAM 32 MB at 0x10000000
* - Boot flash 16 MB at 0x00000000
* - Application flash 8 MB at 0x04000000
* - 3 serial ports
* - 1 SecureDigital
* - 1 LCD display
* - 1 RTC
*/
/*****************************************************************************/
/* Siemens SX1 Cellphone V2 */
/* - ARM OMAP310 processor
* - SRAM 192 kB
* - SDRAM 32 MB at 0x10000000
* - Boot flash 32 MB at 0x00000000
* - 3 serial ports
* - 1 SecureDigital
* - 1 LCD display
* - 1 RTC
*/
static uint64_t static_read(void *opaque, hwaddr offset,
unsigned size)
{
uint32_t *val = (uint32_t *) opaque;
uint32_t mask = (4 / size) - 1;
return *val >> ((offset & mask) << 3);
}
static void static_write(void *opaque, hwaddr offset,
uint64_t value, unsigned size)
{
#ifdef SPY
printf("%s: value %" PRIx64 " %u bytes written at 0x%x\n",
__func__, value, size, (int)offset);
#endif
}
static const MemoryRegionOps static_ops = {
.read = static_read,
.write = static_write,
.endianness = DEVICE_NATIVE_ENDIAN,
};
#define sdram_size 0x02000000
#define sector_size (128 * 1024)
#define flash0_size (16 * 1024 * 1024)
#define flash1_size ( 8 * 1024 * 1024)
#define flash2_size (32 * 1024 * 1024)
#define total_ram_v1 (sdram_size + flash0_size + flash1_size + OMAP15XX_SRAM_SIZE)
#define total_ram_v2 (sdram_size + flash2_size + OMAP15XX_SRAM_SIZE)
static struct arm_boot_info sx1_binfo = {
.loader_start = OMAP_EMIFF_BASE,
.ram_size = sdram_size,
.board_id = 0x265,
};
static void sx1_init(MachineState *machine, const int version)
{
struct omap_mpu_state_s *mpu;
MachineClass *mc = MACHINE_GET_CLASS(machine);
MemoryRegion *address_space = get_system_memory();
MemoryRegion *flash = g_new(MemoryRegion, 1);
MemoryRegion *cs = g_new(MemoryRegion, 4);
static uint32_t cs0val = 0x00213090;
static uint32_t cs1val = 0x00215070;
static uint32_t cs2val = 0x00001139;
static uint32_t cs3val = 0x00001139;
DriveInfo *dinfo;
int fl_idx;
uint32_t flash_size = flash0_size;
if (machine->ram_size != mc->default_ram_size) {
char *sz = size_to_str(mc->default_ram_size);
error_report("Invalid RAM size, should be %s", sz);
g_free(sz);
exit(EXIT_FAILURE);
}
if (version == 2) {
flash_size = flash2_size;
}
memory_region_add_subregion(address_space, OMAP_EMIFF_BASE, machine->ram);
mpu = omap310_mpu_init(machine->ram, machine->cpu_type);
/* External Flash (EMIFS) */
memory_region_init_rom(flash, NULL, "omap_sx1.flash0-0", flash_size,
&error_fatal);
memory_region_add_subregion(address_space, OMAP_CS0_BASE, flash);
memory_region_init_io(&cs[0], NULL, &static_ops, &cs0val,
"sx1.cs0", OMAP_CS0_SIZE - flash_size);
memory_region_add_subregion(address_space,
OMAP_CS0_BASE + flash_size, &cs[0]);
memory_region_init_io(&cs[2], NULL, &static_ops, &cs2val,
"sx1.cs2", OMAP_CS2_SIZE);
memory_region_add_subregion(address_space,
OMAP_CS2_BASE, &cs[2]);
memory_region_init_io(&cs[3], NULL, &static_ops, &cs3val,
"sx1.cs3", OMAP_CS3_SIZE);
memory_region_add_subregion(address_space,
OMAP_CS2_BASE, &cs[3]);
fl_idx = 0;
if ((dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
if (!pflash_cfi01_register(OMAP_CS0_BASE,
"omap_sx1.flash0-1", flash_size,
blk_by_legacy_dinfo(dinfo),
sector_size, 4, 0, 0, 0, 0, 0)) {
fprintf(stderr, "qemu: Error registering flash memory %d.\n",
fl_idx);
}
fl_idx++;
}
if ((version == 1) &&
(dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
MemoryRegion *flash_1 = g_new(MemoryRegion, 1);
memory_region_init_rom(flash_1, NULL, "omap_sx1.flash1-0",
flash1_size, &error_fatal);
memory_region_add_subregion(address_space, OMAP_CS1_BASE, flash_1);
memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
"sx1.cs1", OMAP_CS1_SIZE - flash1_size);
memory_region_add_subregion(address_space,
OMAP_CS1_BASE + flash1_size, &cs[1]);
if (!pflash_cfi01_register(OMAP_CS1_BASE,
"omap_sx1.flash1-1", flash1_size,
blk_by_legacy_dinfo(dinfo),
sector_size, 4, 0, 0, 0, 0, 0)) {
fprintf(stderr, "qemu: Error registering flash memory %d.\n",
fl_idx);
}
fl_idx++;
} else {
memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
"sx1.cs1", OMAP_CS1_SIZE);
memory_region_add_subregion(address_space,
OMAP_CS1_BASE, &cs[1]);
}
if (!machine->kernel_filename && !fl_idx && !qtest_enabled()) {
error_report("Kernel or Flash image must be specified");
exit(1);
}
/* Load the kernel. */
arm_load_kernel(mpu->cpu, machine, &sx1_binfo);
/* TODO: fix next line */
//~ qemu_console_resize(ds, 640, 480);
}
static void sx1_init_v1(MachineState *machine)
{
sx1_init(machine, 1);
}
static void sx1_init_v2(MachineState *machine)
{
sx1_init(machine, 2);
}
static void sx1_machine_v2_class_init(ObjectClass *oc, void *data)
{
MachineClass *mc = MACHINE_CLASS(oc);
mc->desc = "Siemens SX1 (OMAP310) V2";
mc->init = sx1_init_v2;
mc->ignore_memory_transaction_failures = true;
mc->default_cpu_type = ARM_CPU_TYPE_NAME("ti925t");
mc->default_ram_size = sdram_size;
mc->default_ram_id = "omap1.dram";
}
static const TypeInfo sx1_machine_v2_type = {
.name = MACHINE_TYPE_NAME("sx1"),
.parent = TYPE_MACHINE,
.class_init = sx1_machine_v2_class_init,
};
static void sx1_machine_v1_class_init(ObjectClass *oc, void *data)
{
MachineClass *mc = MACHINE_CLASS(oc);
mc->desc = "Siemens SX1 (OMAP310) V1";
mc->init = sx1_init_v1;
mc->ignore_memory_transaction_failures = true;
mc->default_cpu_type = ARM_CPU_TYPE_NAME("ti925t");
mc->default_ram_size = sdram_size;
mc->default_ram_id = "omap1.dram";
}
static const TypeInfo sx1_machine_v1_type = {
.name = MACHINE_TYPE_NAME("sx1-v1"),
.parent = TYPE_MACHINE,
.class_init = sx1_machine_v1_class_init,
};
static void sx1_machine_init(void)
{
type_register_static(&sx1_machine_v1_type);
type_register_static(&sx1_machine_v2_type);
}
type_init(sx1_machine_init)
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