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#include <macros.h>
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#include <macros.h>
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#include <debug.h>
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#include <debug.h>
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#include <func.h>
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#include <func.h>
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#include <symtab.h>
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#include <symtab.h>
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#include <macros.h>
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#include <macros.h>
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#include <sysinfo/sysinfo.h>
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#include <ddi/device.h>
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/** Simple kernel console.
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/** Simple kernel console.
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 *
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 *
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 * The console is realized by kernel thread kconsole.
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 * The console is realized by kernel thread kconsole.
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 * It doesn't understand any useful command on its own,
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 * It doesn't understand any useful command on its own,
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static cmd_info_t *parse_cmdline(char *cmdline, size_t len);
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static cmd_info_t *parse_cmdline(char *cmdline, size_t len);
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static bool parse_argument(char *cmdline, size_t len, index_t *start,
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static bool parse_argument(char *cmdline, size_t len, index_t *start,
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    index_t *end);
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    index_t *end);
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static char history[KCONSOLE_HISTORY][MAX_CMDLINE] = {};
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static char history[KCONSOLE_HISTORY][MAX_CMDLINE] = {};
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/*
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 * For now, we use 0 as INR.
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 * However, it is therefore desirable to have architecture specific
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 * definition of KCONSOLE_VIRT_INR in the future.
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 */
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#define KCONSOLE_VIRT_INR  0
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bool kconsole_notify = false;
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irq_t kconsole_irq;
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/** Allways refuse IRQ ownership.
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 *
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 * This is not a real IRQ, so we always decline.
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 *
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 * @return Always returns IRQ_DECLINE.
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 *
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 */
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static irq_ownership_t kconsole_claim(void)
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{
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    return IRQ_DECLINE;
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}
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/** Initialize kconsole data structures. */
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/** Initialize kconsole data structures
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 *
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 * This is the most basic initialization, almost no
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 * other kernel subsystem is ready yet.
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 *
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 */
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void kconsole_init(void)
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void kconsole_init(void)
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{
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{
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    int i;
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    unsigned int i;
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    cmd_init();
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    cmd_init();
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    for (i = 0; i < KCONSOLE_HISTORY; i++)
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    for (i = 0; i < KCONSOLE_HISTORY; i++)
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        history[i][0] = '\0';
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        history[i][0] = '\0';
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}
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}
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/** Initialize kconsole notification mechanism
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 *
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 * Initialize the virtual IRQ notification mechanism.
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 *
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 */
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void kconsole_notify_init(void)
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{
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    devno_t devno = device_assign_devno();
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    sysinfo_set_item_val("kconsole.present", NULL, true);
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    sysinfo_set_item_val("kconsole.devno", NULL, devno);
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    sysinfo_set_item_val("kconsole.inr", NULL, KCONSOLE_VIRT_INR);
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    irq_initialize(&kconsole_irq);
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    kconsole_irq.devno = devno;
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    kconsole_irq.inr = KCONSOLE_VIRT_INR;
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    kconsole_irq.claim = kconsole_claim;
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    irq_register(&kconsole_irq);
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    kconsole_notify = true;
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}
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/** Register kconsole command.
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/** Register kconsole command.
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 *
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 *
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 * @param cmd Structure describing the command.
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 * @param cmd Structure describing the command.
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 *
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 *
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 * @return 0 on failure, 1 on success.
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 * @return 0 on failure, 1 on success.