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qemu-patch-raspberry4/hw/arm/omap_sx1.c
Philippe Mathieu-Daudé 4387b253ac hw/arm/omap1: Create the RAM in the board 
The SDRAM is incorrectly created in the OMAP310 SoC.
Move its creation in the board code, this will later allow the
board to have the QOM ownership of the RAM.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20191021190653.9511-6-philmd@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2019-10-22 17:44:01 +01:00

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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"
/*****************************************************************************/
/* 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;
MemoryRegion *address_space = get_system_memory();
MemoryRegion *dram = g_new(MemoryRegion, 1);
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;
int be;
if (version == 2) {
flash_size = flash2_size;
}
memory_region_allocate_system_memory(dram, NULL, "omap1.dram",
sx1_binfo.ram_size);
memory_region_add_subregion(address_space, OMAP_EMIFF_BASE, dram);
mpu = omap310_mpu_init(dram, machine->cpu_type);
/* External Flash (EMIFS) */
memory_region_init_ram(flash, NULL, "omap_sx1.flash0-0", flash_size,
&error_fatal);
memory_region_set_readonly(flash, true);
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;
#ifdef TARGET_WORDS_BIGENDIAN
be = 1;
#else
be = 0;
#endif
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, be)) {
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_ram(flash_1, NULL, "omap_sx1.flash1-0",
flash1_size, &error_fatal);
memory_region_set_readonly(flash_1, true);
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, be)) {
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");
}
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");
}
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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