Commit b50a6563d8590675905b730d32f17fa119664e0e

Authored by balrog
1 parent 3efda49d

Add a qemu_irq_invert() shortcut for inverting a signal.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3485 c046a42c-6fe2-441c-8c8c-71466251a162
hw/irq.c
@@ -55,3 +55,14 @@ qemu_irq *qemu_allocate_irqs(qemu_irq_handler handler, void *opaque, int n) @@ -55,3 +55,14 @@ qemu_irq *qemu_allocate_irqs(qemu_irq_handler handler, void *opaque, int n)
55 return s; 55 return s;
56 } 56 }
57 57
  58 +static void qemu_notirq(void *opaque, int line, int level)
  59 +{
  60 + struct IRQState *irq = opaque;
  61 +
  62 + irq->handler(irq->opaque, irq->n, !level);
  63 +}
  64 +
  65 +qemu_irq qemu_irq_invert(qemu_irq irq)
  66 +{
  67 + return qemu_allocate_irqs(qemu_notirq, irq, 1)[0];
  68 +}
hw/irq.h
@@ -19,3 +19,5 @@ static inline void qemu_irq_lower(qemu_irq irq) @@ -19,3 +19,5 @@ static inline void qemu_irq_lower(qemu_irq irq)
19 /* Returns an array of N IRQs. */ 19 /* Returns an array of N IRQs. */
20 qemu_irq *qemu_allocate_irqs(qemu_irq_handler handler, void *opaque, int n); 20 qemu_irq *qemu_allocate_irqs(qemu_irq_handler handler, void *opaque, int n);
21 21
  22 +/* Returns a new IRQ with opposite polarity. */
  23 +qemu_irq qemu_irq_invert(qemu_irq irq);
hw/palm.c
@@ -76,20 +76,13 @@ static CPUWriteMemoryFunc *static_writefn[] = { @@ -76,20 +76,13 @@ static CPUWriteMemoryFunc *static_writefn[] = {
76 #define PALMTE_MMC2_GPIO 7 76 #define PALMTE_MMC2_GPIO 7
77 #define PALMTE_MMC3_GPIO 11 77 #define PALMTE_MMC3_GPIO 11
78 78
79 -static void palmte_pintdav(void *opaque, int line, int level)  
80 -{  
81 - struct omap_mpu_state_s *cpu = (struct omap_mpu_state_s *) opaque;  
82 -  
83 - qemu_set_irq(omap_gpio_in_get(cpu->gpio)[PALMTE_PINTDAV_GPIO],  
84 - !level);  
85 -}  
86 -  
87 static void palmte_microwire_setup(struct omap_mpu_state_s *cpu) 79 static void palmte_microwire_setup(struct omap_mpu_state_s *cpu)
88 { 80 {
  81 + qemu_irq p_int = omap_gpio_in_get(cpu->gpio)[PALMTE_PINTDAV_GPIO];
  82 +
89 omap_uwire_attach( 83 omap_uwire_attach(
90 cpu->microwire, 84 cpu->microwire,
91 - tsc2102_init(  
92 - qemu_allocate_irqs(palmte_pintdav, cpu, 1)[0]), 85 + tsc2102_init(qemu_irq_invert(p_int)),
93 0); 86 0);
94 } 87 }
95 88
@@ -122,14 +115,6 @@ static void palmte_button_event(void *opaque, int keycode) @@ -122,14 +115,6 @@ static void palmte_button_event(void *opaque, int keycode)
122 !(keycode & 0x80)); 115 !(keycode & 0x80));
123 } 116 }
124 117
125 -static void palmte_mmc_cover(void *opaque, int line, int level)  
126 -{  
127 - struct omap_mpu_state_s *cpu = (struct omap_mpu_state_s *) opaque;  
128 -  
129 - qemu_set_irq(omap_mpuio_in_get(cpu->mpuio)[PALMTE_MMC_SWITCH_GPIO],  
130 - !level);  
131 -}  
132 -  
133 static void palmte_init(int ram_size, int vga_ram_size, int boot_device, 118 static void palmte_init(int ram_size, int vga_ram_size, int boot_device,
134 DisplayState *ds, const char **fd_filename, int snapshot, 119 DisplayState *ds, const char **fd_filename, int snapshot,
135 const char *kernel_filename, const char *kernel_cmdline, 120 const char *kernel_filename, const char *kernel_cmdline,
@@ -174,7 +159,8 @@ static void palmte_init(int ram_size, int vga_ram_size, int boot_device, @@ -174,7 +159,8 @@ static void palmte_init(int ram_size, int vga_ram_size, int boot_device,
174 159
175 omap_mmc_handlers(cpu->mmc, 160 omap_mmc_handlers(cpu->mmc,
176 omap_gpio_in_get(cpu->gpio)[PALMTE_MMC_WP_GPIO], 161 omap_gpio_in_get(cpu->gpio)[PALMTE_MMC_WP_GPIO],
177 - qemu_allocate_irqs(palmte_mmc_cover, cpu, 1)[0]); 162 + qemu_irq_invert(omap_mpuio_in_get(cpu->mpuio)
  163 + [PALMTE_MMC_SWITCH_GPIO]));
178 164
179 /* Setup initial (reset) machine state */ 165 /* Setup initial (reset) machine state */
180 if (nb_option_roms) { 166 if (nb_option_roms) {