gwj / at91sam9263 · Commits

Commit 38a34e1d7aa1ac64c2615952ee732da47eee9f14

Authored by balrog
1 parent fe71e81a

Add PalmT|E matrix keypad connected to OMAP GPIOs. 


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3470 c046a42c-6fe2-441c-8c8c-71466251a162
Inline Side-by-side
Showing 2 changed files with 37 additions and 6 deletions
hw/omap.c
  View file @38a34e1
... ... @@ -2841,12 +2841,11 @@ static void omap_mpuio_kbd_update(struct omap_mpuio_s *s)
2841 2841 int i;
2842 2842 uint8_t *row, rows = 0, cols = ~s->cols;
2843 2843  
2844   - for (row = s->buttons + 4, i = 1 << 5; i; row --, i >>= 1)
  2844 + for (row = s->buttons + 4, i = 1 << 4; i; row --, i >>= 1)
2845 2845 if (*row & cols)
2846   - s->row_latch |= i;
  2846 + rows |= i;
2847 2847  
2848   - if (rows && ~s->kbd_mask && s->clk)
2849   - qemu_irq_raise(s->kbd_irq);
  2848 + qemu_set_irq(s->kbd_irq, rows && ~s->kbd_mask && s->clk);
2850 2849 s->row_latch = rows ^ 0x1f;
2851 2850 }
2852 2851  
... ... @@ -3002,6 +3001,7 @@ void omap_mpuio_reset(struct omap_mpuio_s *s)
3002 3001 s->latch = 0;
3003 3002 s->ints = 0;
3004 3003 s->row_latch = 0x1f;
  3004 + s->clk = 1;
3005 3005 }
3006 3006  
3007 3007 static void omap_mpuio_onoff(void *opaque, int line, int on)
... ... @@ -3056,9 +3056,9 @@ void omap_mpuio_key(struct omap_mpuio_s *s, int row, int col, int down)
3056 3056 __FUNCTION__, col, row);
3057 3057  
3058 3058 if (down)
3059   - s->buttons[row] = 1 << col;
  3059 + s->buttons[row] |= 1 << col;
3060 3060 else
3061   - s->buttons[row] = ~(1 << col);
  3061 + s->buttons[row] &= ~(1 << col);
3062 3062  
3063 3063 omap_mpuio_kbd_update(s);
3064 3064 }
... ...
hw/palm.c
  View file @38a34e1
... ... @@ -61,6 +61,35 @@ static void palmte_microwire_setup(struct omap_mpu_state_s *cpu)
61 61 {
62 62 }
63 63  
  64 +static struct {
  65 + int row;
  66 + int column;
  67 +} palmte_keymap[0x80] = {
  68 + [0 ... 0x7f] = { -1, -1 },
  69 + [0x3b] = { 0, 0 }, /* F1 -> Calendar */
  70 + [0x3c] = { 1, 0 }, /* F2 -> Contacts */
  71 + [0x3d] = { 2, 0 }, /* F3 -> Tasks List */
  72 + [0x3e] = { 3, 0 }, /* F4 -> Note Pad */
  73 + [0x01] = { 4, 0 }, /* Esc -> Power */
  74 + [0x4b] = { 0, 1 }, /* Left */
  75 + [0x50] = { 1, 1 }, /* Down */
  76 + [0x48] = { 2, 1 }, /* Up */
  77 + [0x4d] = { 3, 1 }, /* Right */
  78 + [0x4c] = { 4, 1 }, /* Centre */
  79 + [0x39] = { 4, 1 }, /* Spc -> Centre */
  80 +};
  81 +
  82 +static void palmte_button_event(void *opaque, int keycode)
  83 +{
  84 + struct omap_mpu_state_s *cpu = (struct omap_mpu_state_s *) opaque;
  85 +
  86 + if (palmte_keymap[keycode & 0x7f].row != -1)
  87 + omap_mpuio_key(cpu->mpuio,
  88 + palmte_keymap[keycode & 0x7f].row,
  89 + palmte_keymap[keycode & 0x7f].column,
  90 + !(keycode & 0x80));
  91 +}
  92 +
64 93 static void palmte_init(int ram_size, int vga_ram_size, int boot_device,
65 94 DisplayState *ds, const char **fd_filename, int snapshot,
66 95 const char *kernel_filename, const char *kernel_cmdline,
... ... @@ -101,6 +130,8 @@ static void palmte_init(int ram_size, int vga_ram_size, int boot_device,
101 130  
102 131 palmte_microwire_setup(cpu);
103 132  
  133 + qemu_add_kbd_event_handler(palmte_button_event, cpu);
  134 +
104 135 /* Setup initial (reset) machine state */
105 136 if (nb_option_roms) {
106 137 rom_size = get_image_size(option_rom[0]);
... ...