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qemu-e2k/hw/arm/palm.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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/*
* 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 or
* (at your option) version 3 of the License.
*
* 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 "audio/audio.h"
#include "sysemu/sysemu.h"
#include "sysemu/qtest.h"
#include "ui/console.h"
#include "hw/arm/omap.h"
#include "hw/boards.h"
#include "hw/arm/boot.h"
#include "hw/input/tsc2xxx.h"
#include "hw/irq.h"
#include "hw/loader.h"
#include "exec/address-spaces.h"
#include "cpu.h"
static uint64_t static_read(void *opaque, hwaddr offset, unsigned size)
{
uint32_t *val = (uint32_t *)opaque;
uint32_t sizemask = 7 >> size;
return *val >> ((offset & sizemask) << 3);
}
static void static_write(void *opaque, hwaddr offset, uint64_t value,
unsigned size)
{
#ifdef SPY
printf("%s: value %08lx written at " PA_FMT "\n",
__func__, value, offset);
#endif
}
static const MemoryRegionOps static_ops = {
.read = static_read,
.write = static_write,
.valid.min_access_size = 1,
.valid.max_access_size = 4,
.endianness = DEVICE_NATIVE_ENDIAN,
};
/* Palm Tunsgten|E support */
/* Shared GPIOs */
#define PALMTE_USBDETECT_GPIO 0
#define PALMTE_USB_OR_DC_GPIO 1
#define PALMTE_TSC_GPIO 4
#define PALMTE_PINTDAV_GPIO 6
#define PALMTE_MMC_WP_GPIO 8
#define PALMTE_MMC_POWER_GPIO 9
#define PALMTE_HDQ_GPIO 11
#define PALMTE_HEADPHONES_GPIO 14
#define PALMTE_SPEAKER_GPIO 15
/* MPU private GPIOs */
#define PALMTE_DC_GPIO 2
#define PALMTE_MMC_SWITCH_GPIO 4
#define PALMTE_MMC1_GPIO 6
#define PALMTE_MMC2_GPIO 7
#define PALMTE_MMC3_GPIO 11
static MouseTransformInfo palmte_pointercal = {
.x = 320,
.y = 320,
.a = { -5909, 8, 22465308, 104, 7644, -1219972, 65536 },
};
static void palmte_microwire_setup(struct omap_mpu_state_s *cpu)
{
uWireSlave *tsc;
tsc = tsc2102_init(qdev_get_gpio_in(cpu->gpio, PALMTE_PINTDAV_GPIO));
omap_uwire_attach(cpu->microwire, tsc, 0);
omap_mcbsp_i2s_attach(cpu->mcbsp1, tsc210x_codec(tsc));
tsc210x_set_transform(tsc, &palmte_pointercal);
}
static struct {
int row;
int column;
} palmte_keymap[0x80] = {
[0 ... 0x7f] = { -1, -1 },
[0x3b] = { 0, 0 }, /* F1 -> Calendar */
[0x3c] = { 1, 0 }, /* F2 -> Contacts */
[0x3d] = { 2, 0 }, /* F3 -> Tasks List */
[0x3e] = { 3, 0 }, /* F4 -> Note Pad */
[0x01] = { 4, 0 }, /* Esc -> Power */
[0x4b] = { 0, 1 }, /* Left */
[0x50] = { 1, 1 }, /* Down */
[0x48] = { 2, 1 }, /* Up */
[0x4d] = { 3, 1 }, /* Right */
[0x4c] = { 4, 1 }, /* Centre */
[0x39] = { 4, 1 }, /* Spc -> Centre */
};
static void palmte_button_event(void *opaque, int keycode)
{
struct omap_mpu_state_s *cpu = (struct omap_mpu_state_s *) opaque;
if (palmte_keymap[keycode & 0x7f].row != -1)
omap_mpuio_key(cpu->mpuio,
palmte_keymap[keycode & 0x7f].row,
palmte_keymap[keycode & 0x7f].column,
!(keycode & 0x80));
}
static void palmte_onoff_gpios(void *opaque, int line, int level)
{
switch (line) {
case 0:
printf("%s: current to MMC/SD card %sabled.\n",
__func__, level ? "dis" : "en");
break;
case 1:
printf("%s: internal speaker amplifier %s.\n",
__func__, level ? "down" : "on");
break;
/* These LCD & Audio output signals have not been identified yet. */
case 2:
case 3:
case 4:
printf("%s: LCD GPIO%i %s.\n",
__func__, line - 1, level ? "high" : "low");
break;
case 5:
case 6:
printf("%s: Audio GPIO%i %s.\n",
__func__, line - 4, level ? "high" : "low");
break;
}
}
static void palmte_gpio_setup(struct omap_mpu_state_s *cpu)
{
qemu_irq *misc_gpio;
omap_mmc_handlers(cpu->mmc,
qdev_get_gpio_in(cpu->gpio, PALMTE_MMC_WP_GPIO),
qemu_irq_invert(omap_mpuio_in_get(cpu->mpuio)
[PALMTE_MMC_SWITCH_GPIO]));
misc_gpio = qemu_allocate_irqs(palmte_onoff_gpios, cpu, 7);
qdev_connect_gpio_out(cpu->gpio, PALMTE_MMC_POWER_GPIO, misc_gpio[0]);
qdev_connect_gpio_out(cpu->gpio, PALMTE_SPEAKER_GPIO, misc_gpio[1]);
qdev_connect_gpio_out(cpu->gpio, 11, misc_gpio[2]);
qdev_connect_gpio_out(cpu->gpio, 12, misc_gpio[3]);
qdev_connect_gpio_out(cpu->gpio, 13, misc_gpio[4]);
omap_mpuio_out_set(cpu->mpuio, 1, misc_gpio[5]);
omap_mpuio_out_set(cpu->mpuio, 3, misc_gpio[6]);
/* Reset some inputs to initial state. */
qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_USBDETECT_GPIO));
qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_USB_OR_DC_GPIO));
qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, 4));
qemu_irq_lower(qdev_get_gpio_in(cpu->gpio, PALMTE_HEADPHONES_GPIO));
qemu_irq_lower(omap_mpuio_in_get(cpu->mpuio)[PALMTE_DC_GPIO]);
qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[6]);
qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[7]);
qemu_irq_raise(omap_mpuio_in_get(cpu->mpuio)[11]);
}
static struct arm_boot_info palmte_binfo = {
.loader_start = OMAP_EMIFF_BASE,
.ram_size = 0x02000000,
.board_id = 0x331,
};
static void palmte_init(MachineState *machine)
{
MemoryRegion *address_space_mem = get_system_memory();
struct omap_mpu_state_s *mpu;
int flash_size = 0x00800000;
static uint32_t cs0val = 0xffffffff;
static uint32_t cs1val = 0x0000e1a0;
static uint32_t cs2val = 0x0000e1a0;
static uint32_t cs3val = 0xe1a0e1a0;
int rom_size, rom_loaded = 0;
MemoryRegion *dram = g_new(MemoryRegion, 1);
MemoryRegion *flash = g_new(MemoryRegion, 1);
MemoryRegion *cs = g_new(MemoryRegion, 4);
memory_region_allocate_system_memory(dram, NULL, "omap1.dram",
palmte_binfo.ram_size);
memory_region_add_subregion(address_space_mem, OMAP_EMIFF_BASE, dram);
mpu = omap310_mpu_init(dram, machine->cpu_type);
/* External Flash (EMIFS) */
memory_region_init_ram(flash, NULL, "palmte.flash", flash_size,
&error_fatal);
memory_region_set_readonly(flash, true);
memory_region_add_subregion(address_space_mem, OMAP_CS0_BASE, flash);
memory_region_init_io(&cs[0], NULL, &static_ops, &cs0val, "palmte-cs0",
OMAP_CS0_SIZE - flash_size);
memory_region_add_subregion(address_space_mem, OMAP_CS0_BASE + flash_size,
&cs[0]);
memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val, "palmte-cs1",
OMAP_CS1_SIZE);
memory_region_add_subregion(address_space_mem, OMAP_CS1_BASE, &cs[1]);
memory_region_init_io(&cs[2], NULL, &static_ops, &cs2val, "palmte-cs2",
OMAP_CS2_SIZE);
memory_region_add_subregion(address_space_mem, OMAP_CS2_BASE, &cs[2]);
memory_region_init_io(&cs[3], NULL, &static_ops, &cs3val, "palmte-cs3",
OMAP_CS3_SIZE);
memory_region_add_subregion(address_space_mem, OMAP_CS3_BASE, &cs[3]);
palmte_microwire_setup(mpu);
qemu_add_kbd_event_handler(palmte_button_event, mpu);
palmte_gpio_setup(mpu);
/* Setup initial (reset) machine state */
if (nb_option_roms) {
rom_size = get_image_size(option_rom[0].name);
if (rom_size > flash_size) {
fprintf(stderr, "%s: ROM image too big (%x > %x)\n",
__func__, rom_size, flash_size);
rom_size = 0;
}
if (rom_size > 0) {
rom_size = load_image_targphys(option_rom[0].name, OMAP_CS0_BASE,
flash_size);
rom_loaded = 1;
}
if (rom_size < 0) {
fprintf(stderr, "%s: error loading '%s'\n",
__func__, option_rom[0].name);
}
}
if (!rom_loaded && !machine->kernel_filename && !qtest_enabled()) {
fprintf(stderr, "Kernel or ROM image must be specified\n");
exit(1);
}
/* Load the kernel. */
arm_load_kernel(mpu->cpu, machine, &palmte_binfo);
}
static void palmte_machine_init(MachineClass *mc)
{
mc->desc = "Palm Tungsten|E aka. Cheetah PDA (OMAP310)";
mc->init = palmte_init;
mc->ignore_memory_transaction_failures = true;
mc->default_cpu_type = ARM_CPU_TYPE_NAME("ti925t");
}
DEFINE_MACHINE("cheetah", palmte_machine_init)
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