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The PINT/DAV pin is active low in the chip spec, not inverted on the board. 

Make changes on known GPIO lines be verbose, initialise GPIO levels.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3511 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
balrog 2007-11-03 00:41:31 +00:00
parent 9fceefa7d1
commit 7fc42b4bbd
2 changed files with 63 additions and 11 deletions
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66
hw/palm.c
View File

@ -78,11 +78,10 @@ static CPUWriteMemoryFunc *static_writefn[] = {
static void palmte_microwire_setup(struct omap_mpu_state_s *cpu)
{
qemu_irq p_int = omap_gpio_in_get(cpu->gpio)[PALMTE_PINTDAV_GPIO];
omap_uwire_attach(
cpu->microwire,
tsc2102_init(qemu_irq_invert(p_int)),
tsc2102_init(
omap_gpio_in_get(cpu->gpio)[PALMTE_PINTDAV_GPIO]),
0);
}
@ -115,6 +114,62 @@ static void palmte_button_event(void *opaque, int keycode)
!(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_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 **fd_filename, int snapshot,
@ -158,10 +213,7 @@ static void palmte_init(int ram_size, int vga_ram_size,
qemu_add_kbd_event_handler(palmte_button_event, cpu);
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]));
palmte_gpio_setup(cpu);
/* Setup initial (reset) machine state */
if (nb_option_roms) {

8
hw/tsc210x.c
View File

@ -1,5 +1,5 @@
/*
* TI TSC2102 (touchscreen/sensors/audio controller) controller.
* TI TSC2102 (touchscreen/sensors/audio controller) emulator.
*
* Copyright (c) 2006 Andrzej Zaborowski <balrog@zabor.org>
*
@ -171,7 +171,7 @@ static void tsc210x_reset(struct tsc210x_state_s *s)
s->filter_data[0x12] = 0x7d83;
s->filter_data[0x13] = 0x84ee;
qemu_set_irq(s->pint, s->irq);
qemu_set_irq(s->pint, !s->irq);
}
static uint16_t tsc2102_data_register_read(struct tsc210x_state_s *s, int reg)
@ -572,7 +572,7 @@ static void tsc210x_pin_update(struct tsc210x_state_s *s)
if (pin_state != s->irq) {
s->irq = pin_state;
qemu_set_irq(s->pint, s->irq);
qemu_set_irq(s->pint, !s->irq);
}
switch (s->nextfunction) {
@ -810,7 +810,7 @@ static int tsc210x_load(QEMUFile *f, void *opaque, int version_id)
qemu_get_be16s(f, &s->filter_data[i]);
s->busy = qemu_timer_pending(s->timer);
qemu_set_irq(s->pint, s->irq);
qemu_set_irq(s->pint, !s->irq);
return 0;
}