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/** @file
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/** @file
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 *  @brief ARM32 architecture specific functions.
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 *  @brief ARM32 architecture specific functions.
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 */
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 */
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 35 
 
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#include <arch.h>
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#include <arch.h>
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#include <arch/boot.h>
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#include <config.h>
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#include <config.h>
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#include <arch/console.h>
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#include <arch/console.h>
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#include <ddi/device.h>
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#include <genarch/fb/fb.h>
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#include <genarch/fb/fb.h>
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#include <genarch/fb/visuals.h>
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#include <genarch/fb/visuals.h>
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#include <genarch/drivers/dsrln/dsrlnin.h>
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#include <genarch/drivers/dsrln/dsrlnout.h>
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#include <genarch/srln/srln.h>
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#include <sysinfo/sysinfo.h>
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#include <ddi/irq.h>
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#include <ddi/irq.h>
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#include <arch/debug/print.h>
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#include <arch/drivers/gxemul.h>
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#include <print.h>
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#include <print.h>
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#include <config.h>
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#include <config.h>
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#include <interrupt.h>
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#include <interrupt.h>
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#include <arch/regutils.h>
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#include <arch/regutils.h>
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#include <arch/machine.h>
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#include <userspace.h>
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#include <userspace.h>
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#include <macros.h>
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#include <string.h>
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/** Information about loaded tasks. */
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bootinfo_t bootinfo;
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/** Performs arm32 specific initialization before main_bsp() is called. */
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/** Performs arm32-specific initialization before main_bsp() is called. */
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void arch_pre_main(void)
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void arch_pre_main(void *entry __attribute__((unused)), bootinfo_t *bootinfo)
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{
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{
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    unsigned int i;
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    unsigned int i;
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    init.cnt = bootinfo.cnt;
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    for (i = 0; i < bootinfo.cnt; ++i) {
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        init.tasks[i].addr = bootinfo.tasks[i].addr;
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        init.tasks[i].size = bootinfo.tasks[i].size;
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    }
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    init.cnt = bootinfo->cnt;
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    for (i = 0; i < min3(bootinfo->cnt, TASKMAP_MAX_RECORDS, CONFIG_INIT_TASKS); ++i) {
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        init.tasks[i].addr = bootinfo->tasks[i].addr;
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        init.tasks[i].size = bootinfo->tasks[i].size;
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        strncpy(init.tasks[i].name, bootinfo->tasks[i].name,
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            CONFIG_TASK_NAME_BUFLEN);
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    }
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}
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}
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/** Performs arm32 specific initialization before mm is initialized. */
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/** Performs arm32 specific initialization before mm is initialized. */
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void arch_pre_mm_init(void)
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void arch_pre_mm_init(void)
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{
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{
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}
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}
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/** Performs arm32 specific initialization afterr mm is initialized. */
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/** Performs arm32 specific initialization afterr mm is initialized. */
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void arch_post_mm_init(void)
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void arch_post_mm_init(void)
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{
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{
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    machine_hw_map_init();
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    gxemul_init();
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    /* Initialize exception dispatch table */
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    /* Initialize exception dispatch table */
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    exception_init();
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    exception_init();
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    interrupt_init();
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    interrupt_init();
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    console_init(device_assign_devno());
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#ifdef CONFIG_FB
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#ifdef CONFIG_FB
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    fb_properties_t prop = {
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        .addr = GXEMUL_FB_ADDRESS,
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        .offset = 0,
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        .x = 640,
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        .y = 480,
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        .scan = 1920,
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    fb_init(machine_get_fb_address(), 640, 480, 1920, VISUAL_RGB_8_8_8);
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        .visual = VISUAL_BGR_8_8_8,
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    };
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    fb_init(&prop);
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#endif
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#else
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#ifdef CONFIG_ARM_PRN
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    dsrlnout_init((ioport8_t *) gxemul_kbd);
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#endif /* CONFIG_ARM_PRN */
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#endif /* CONFIG_FB */
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}
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}
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/** Performs arm32 specific tasks needed after cpu is initialized.
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/** Performs arm32 specific tasks needed after cpu is initialized.
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 *
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 *
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 * Currently the function is empty.
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 * Currently the function is empty.
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 *
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 *
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 * Currently the function is empty because SMP is not supported.
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 * Currently the function is empty because SMP is not supported.
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 */
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 */
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void arch_post_smp_init(void)
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void arch_post_smp_init(void)
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{
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{
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#ifdef CONFIG_ARM_KBD
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    /*
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     * Initialize the msim/GXemul keyboard port. Then initialize the serial line
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     * module and connect it to the msim/GXemul keyboard. Enable keyboard interrupts.
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     */
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    indev_t *kbrdin = dsrlnin_init((dsrlnin_t *) gxemul_kbd, GXEMUL_KBD_IRQ);
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    if (kbrdin)
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        srln_init(kbrdin);
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    /*
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     * This is the necessary evil until the userspace driver is entirely
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     * self-sufficient.
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     */
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    sysinfo_set_item_val("kbd", NULL, true);
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    sysinfo_set_item_val("kbd.inr", NULL, GXEMUL_KBD_IRQ);
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    sysinfo_set_item_val("kbd.address.virtual", NULL, (unative_t) gxemul_kbd);
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#endif
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}
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}
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/** Performs arm32 specific tasks needed before the new task is run. */
 149 
/** Performs arm32 specific tasks needed before the new task is run. */
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void before_task_runs_arch(void)
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void before_task_runs_arch(void)
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}
 174 
}
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/** Halts CPU. */
 176 
/** Halts CPU. */
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void cpu_halt(void)
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void cpu_halt(void)
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{
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{
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    machine_cpu_halt();
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    *((char *) (gxemul_kbd + GXEMUL_HALT_OFFSET))
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        = 0;
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}
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}
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/** Reboot. */
 183 
/** Reboot. */
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void arch_reboot()
 184 
void arch_reboot()
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{
 185 
{
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    /* not implemented */
 186 
    /* not implemented */
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    for (;;)
 187 
    while (1);
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 188 
}
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 189 
 
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 190 
/** Construct function pointer
- 
 
 191 
 *
- 
 
 192 
 * @param fptr   function pointer structure
- 
 
 193 
 * @param addr   function address
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 194 
 * @param caller calling function address
- 
 
 195 
 *
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 196 
 * @return address of the function pointer
- 
 
 197 
 *
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        ;
 198 
 */
- 
 
 199 
void *arch_construct_function(fncptr_t *fptr, void *addr, void *caller)
- 
 
 200 
{
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 201 
    return addr;
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}
 202 
}
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 203 
 
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/** @}
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/** @}
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 */
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 */