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Rev 4311 Rev 4669
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#include <arch.h>
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#include <arch.h>
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#include <config.h>
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#include <config.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 <sysinfo/sysinfo.h>
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#include <console/console.h>
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#include <console/console.h>
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#include <ddi/irq.h>
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#include <ddi/irq.h>
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#include <arch/drivers/gxemul.h>
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#include <arch/machine.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 <userspace.h>
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#include <userspace.h>
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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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    gxemul_init();
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    machine_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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#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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        .visual = VISUAL_BGR_8_8_8,
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    };
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    fb_init(&prop);
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    machine_fb_init();
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#else
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#else
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#ifdef CONFIG_ARM_PRN
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#ifdef CONFIG_ARM_PRN
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    dsrlnout_init((ioport8_t *) gxemul_kbd);
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    machine_output_init();
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#endif /* CONFIG_ARM_PRN */
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#endif /* CONFIG_ARM_PRN */
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#endif /* CONFIG_FB */
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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 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 GXemul keyboard port. Then initialize the serial line
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     * module and connect it to the GXemul keyboard.
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     */
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    dsrlnin_instance_t *dsrlnin_instance
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        = dsrlnin_init((dsrlnin_t *) gxemul_kbd, GXEMUL_KBD_IRQ);
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    if (dsrlnin_instance) {
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        srln_instance_t *srln_instance = srln_init();
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        if (srln_instance) {
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            indev_t *sink = stdin_wire();
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    machine_input_init();
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            indev_t *srln = srln_wire(srln_instance, sink);
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            dsrlnin_wire(dsrlnin_instance, srln);
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        }
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    }
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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. */
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/** 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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{
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{
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    tlb_invalidate_all();
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}
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}
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/** Performs arm32 specific tasks needed before the new thread is scheduled.
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/** Performs arm32 specific tasks needed before the new thread is scheduled.
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 *
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 *
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 */
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 */
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void before_thread_runs_arch(void)
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void before_thread_runs_arch(void)
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{
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{
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    uint8_t *stck;
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    uint8_t *stck;
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    tlb_invalidate_all();
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    stck = &THREAD->kstack[THREAD_STACK_SIZE - SP_DELTA];
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    stck = &THREAD->kstack[THREAD_STACK_SIZE - SP_DELTA];
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    supervisor_sp = (uintptr_t) stck;
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    supervisor_sp = (uintptr_t) stck;
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}
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}
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/** Performs arm32 specific tasks before a thread stops running.
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/** Performs arm32 specific tasks before a thread stops running.
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}
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}
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/** Halts CPU. */
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/** 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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    *((char *) (gxemul_kbd + GXEMUL_HALT_OFFSET))
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    machine_cpu_halt();
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        = 0;
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}
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}
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/** Reboot. */
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/** Reboot. */
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void arch_reboot()
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void arch_reboot()
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{
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{
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}
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}
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/** Acquire console back for kernel. */
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/** Acquire console back for kernel. */
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void arch_grab_console(void)
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void arch_grab_console(void)
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{
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{
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    machine_grab_console();
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#ifdef CONFIG_FB
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#ifdef CONFIG_FB
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    fb_redraw();
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    fb_redraw();
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#endif
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#endif
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}
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}
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/** Return console to userspace. */
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/** Return console to userspace. */
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void arch_release_console(void)
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void arch_release_console(void)
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{
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{
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    machine_release_console();
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}
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}
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/** @}
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/** @}
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 */
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 */