limine/common/lib/panic.s2.c
xvanc 9274ee656e
Initial riscv64 port (#274)
* initial riscv64 port

* enable Paging Mode feature for all architectures

* riscv: add missing protocol docs

* riscv: fix tests

* docs: clarify `LIMINE_PAGING_MODE_DEFAULT` macro

* build: fix whitespace in common/GNUmakefile

* riscv: default to Sv48 paging when supported

* vmm: make `VMM_MAX_LEVEL` 1-indexed

* limine: do not call `reported_addr()` before finaling paging mode

smp/riscv: do not overwrite the argument passed to APs

* limine/riscv: update default paging mode in limine.h

* test/riscv: pad OVMF.fd when downloading it
2023-06-04 01:36:06 +02:00

86 lines
1.6 KiB
C

#include <stddef.h>
#include <stdbool.h>
#include <stdnoreturn.h>
#include <lib/print.h>
#include <lib/real.h>
#include <lib/trace.h>
#if defined (UEFI)
# include <efi.h>
#endif
#include <lib/misc.h>
#include <lib/readline.h>
#include <lib/gterm.h>
#include <lib/term.h>
#include <mm/pmm.h>
#include <menu.h>
noreturn void panic(bool allow_menu, const char *fmt, ...) {
va_list args;
va_start(args, fmt);
quiet = false;
if (
#if defined (BIOS)
stage3_loaded == true &&
#endif
term_backend == _NOT_READY) {
term_fallback();
}
if (
#if defined (BIOS)
stage3_loaded == true &&
#endif
term_backend != FALLBACK) {
print("\033[31mPANIC\033[37;1m\033[0m: ");
} else {
print("PANIC: ");
}
vprint(fmt, args);
va_end(args);
print("\n");
print_stacktrace(NULL);
if (
#if defined (BIOS)
stage3_loaded == true &&
#endif
allow_menu == true) {
print("Press a key to return to menu.");
getchar();
// This fixes a crash
term_notready();
menu(false);
/*
fb_clear(&fbinfo);
// release all uefi memory and return to firmware
pmm_release_uefi_mem();
gBS->Exit(efi_image_handle, EFI_ABORTED, 0, NULL);
*/
} else {
#if defined (BIOS)
print("Press CTRL+ALT+DEL to reboot.");
rm_hcf();
#elif defined (UEFI)
print("System halted.");
for (;;) {
#if defined (__x86_64__) || defined (__i386__)
asm ("hlt");
#elif defined (__aarch64__) || defined (__riscv64)
asm ("wfi");
#else
#error Unknown architecture
#endif
}
#endif
}
}