diff options
Diffstat (limited to 'hw/palm.c')
| -rw-r--r-- | hw/palm.c | 134 |
1 files changed, 130 insertions, 4 deletions
@@ -18,7 +18,13 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ -#include "vl.h" +#include "hw.h" +#include "audio/audio.h" +#include "sysemu.h" +#include "console.h" +#include "omap.h" +#include "boards.h" +#include "arm-misc.h" static uint32_t static_readb(void *opaque, target_phys_addr_t offset) { @@ -37,7 +43,8 @@ static uint32_t static_readw(void *opaque, target_phys_addr_t offset) { } static void static_write(void *opaque, target_phys_addr_t offset, - uint32_t value) { + uint32_t value) +{ #ifdef SPY printf("%s: value %08lx written at " PA_FMT "\n", __FUNCTION__, value, offset); @@ -57,12 +64,127 @@ static CPUWriteMemoryFunc *static_writefn[] = { }; /* 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 void palmte_microwire_setup(struct omap_mpu_state_s *cpu) { + struct uwire_slave_s *tsc; + AudioState *audio = 0; + +#ifdef HAS_AUDIO + audio = AUD_init(); +#endif + + tsc = tsc2102_init(omap_gpio_in_get(cpu->gpio)[PALMTE_PINTDAV_GPIO], + audio); + + omap_uwire_attach(cpu->microwire, tsc, 0); + omap_mcbsp_i2s_attach(cpu->mcbsp1, tsc210x_codec(tsc)); +} + +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", + __FUNCTION__, level ? "dis" : "en"); + break; + case 1: + printf("%s: internal speaker amplifier %s.\n", + __FUNCTION__, 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", + __FUNCTION__, line - 1, level ? "high" : "low"); + break; + case 5: + case 6: + printf("%s: Audio GPIO%i %s.\n", + __FUNCTION__, line - 4, level ? "high" : "low"); + break; + } } -static void palmte_init(int ram_size, int vga_ram_size, int boot_device, - DisplayState *ds, const char **fd_filename, int snapshot, +static void palmte_gpio_setup(struct omap_mpu_state_s *cpu) +{ + qemu_irq *misc_gpio; + + omap_mmc_handlers(cpu->mmc, + omap_gpio_in_get(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); + omap_gpio_out_set(cpu->gpio, PALMTE_MMC_POWER_GPIO, misc_gpio[0]); + omap_gpio_out_set(cpu->gpio, PALMTE_SPEAKER_GPIO, misc_gpio[1]); + omap_gpio_out_set(cpu->gpio, 11, misc_gpio[2]); + omap_gpio_out_set(cpu->gpio, 12, misc_gpio[3]); + omap_gpio_out_set(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(omap_gpio_in_get(cpu->gpio)[PALMTE_USBDETECT_GPIO]); + qemu_irq_lower(omap_gpio_in_get(cpu->gpio)[PALMTE_USB_OR_DC_GPIO]); + qemu_irq_lower(omap_gpio_in_get(cpu->gpio)[4]); + qemu_irq_lower(omap_gpio_in_get(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 void palmte_init(int ram_size, int vga_ram_size, + const char *boot_device, DisplayState *ds, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, const char *cpu_model) { @@ -101,6 +223,10 @@ static void palmte_init(int ram_size, int vga_ram_size, int boot_device, palmte_microwire_setup(cpu); + qemu_add_kbd_event_handler(palmte_button_event, cpu); + + palmte_gpio_setup(cpu); + /* Setup initial (reset) machine state */ if (nb_option_roms) { rom_size = get_image_size(option_rom[0]); |