xenia/fox32rom
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fox32rom: Error if system.bin wasn't found

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Ry 2022-05-19 16:12:09 -07:00
parent 8f0294d83c
commit c147080bdd
2 changed files with 18 additions and 0 deletions
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17
boot.asm
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@ -61,6 +61,8 @@ start_boot_process_ryfs:
mov r1, 0 mov r1, 0
mov r2, KERNEL_FILE_STRUCT mov r2, KERNEL_FILE_STRUCT
call ryfs_open call ryfs_open
cmp r0, 0
ifz jmp start_boot_process_error
mov r0, KERNEL_FILE_STRUCT mov r0, KERNEL_FILE_STRUCT
mov r1, 0x00000800 mov r1, 0x00000800
@ -70,6 +72,21 @@ start_boot_process_done:
; now clean up and jump to the loaded binary ; now clean up and jump to the loaded binary
call boot_cleanup call boot_cleanup
jmp 0x00000800 jmp 0x00000800
start_boot_process_error:
mov r0, BACKGROUND_COLOR
call fill_background
mov r0, boot_error_str
mov r1, 16
mov r2, 464
mov r3, TEXT_COLOR
mov r4, 0x00000000
mov r10, FOX32ROM_VERSION_MAJOR
mov r11, FOX32ROM_VERSION_MINOR
mov r12, FOX32ROM_VERSION_PATCH
call draw_format_str_to_background
ret
; clean up the system's state before jumping to the loaded binary ; clean up the system's state before jumping to the loaded binary
; inputs: ; inputs:

1
main.asm
View File

@ -245,6 +245,7 @@ const MENU_FRAMEBUFFER: 0x0213718E
startup_str: data.str "fox32 - ROM version %u.%u.%u - insert boot disk - F12 for monitor" data.8 0 startup_str: data.str "fox32 - ROM version %u.%u.%u - insert boot disk - F12 for monitor" data.8 0
boot_str: data.str "fox32 - ROM version %u.%u.%u - booting..." data.8 0 boot_str: data.str "fox32 - ROM version %u.%u.%u - booting..." data.8 0
boot_error_str: data.str "fox32 - ROM version %u.%u.%u - system.bin not found! - F12 for monitor" data.8 0
menu_items_root: menu_items_root:
data.8 1 ; number of menus data.8 1 ; number of menus