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[arch][m68k] add arch_mmu_query so the kernel boots completely

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Side effect of editing: reformat all of the code in
platform/qemu-virt-m68k
This commit is contained in:
Travis Geiselbrecht
2025-09-07 18:49:58 -07:00
parent 6c7e6a1796
commit bb5db64b4c
8 changed files with 145 additions and 90 deletions
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36
platform/qemu-virt-m68k/goldfish_rtc.c
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@@ -7,34 +7,32 @@
*/
#include "platform_p.h"
#include <assert.h>
#include <inttypes.h>
#include <lk/err.h>
#include <lk/debug.h>
#include <lk/reg.h>
#include <lk/trace.h>
#include <kernel/debug.h>
#include <kernel/thread.h>
#include <platform/interrupts.h>
#include <platform/virt.h>
#include <platform/timer.h>
#include <lk/debug.h>
#include <lk/err.h>
#include <lk/reg.h>
#include <lk/trace.h>
#include <platform.h>
#include <platform/interrupts.h>
#include <platform/timer.h>
#include <platform/virt.h>
#define LOCAL_TRACE 0
// implementation of RTC at
// https://github.com/qemu/qemu/blob/master/hw/rtc/goldfish_rtc.c
volatile uint32_t * const goldfish_rtc_base = (void *)VIRT_GF_RTC_MMIO_BASE;
volatile uint32_t *const goldfish_rtc_base = (void *)VIRT_GF_RTC_MMIO_BASE;
// registers
enum {
RTC_TIME_LOW = 0x00,
RTC_TIME_HIGH = 0x04,
RTC_ALARM_LOW = 0x08,
RTC_ALARM_HIGH = 0x0c,
RTC_IRQ_ENABLED = 0x10,
RTC_CLEAR_ALARM = 0x14,
RTC_ALARM_STATUS = 0x18,
RTC_TIME_LOW = 0x00,
RTC_TIME_HIGH = 0x04,
RTC_ALARM_LOW = 0x08,
RTC_ALARM_HIGH = 0x0c,
RTC_IRQ_ENABLED = 0x10,
RTC_CLEAR_ALARM = 0x14,
RTC_ALARM_STATUS = 0x18,
RTC_CLEAR_INTERRUPT = 0x1c,
};
@@ -105,7 +103,7 @@ lk_time_t current_time(void) {
return (lk_time_t)(t / 1000000ULL); // ns -> ms
}
status_t platform_set_oneshot_timer (platform_timer_callback callback, void *arg, lk_time_t interval) {
status_t platform_set_oneshot_timer(platform_timer_callback callback, void *arg, lk_time_t interval) {
LTRACEF("callback %p, arg %p, interval %u\n", callback, arg, interval);
t_callback = callback;
@@ -126,5 +124,3 @@ void platform_stop_timer(void) {
write_reg(RTC_CLEAR_ALARM, 1);
write_reg(RTC_CLEAR_INTERRUPT, 1);
}